class-framework-widgets

<?php  if ( ! defined('AVIA_FW')) exit('No direct script access allowed');
/**
 * This file holds several widgets exclusive to the framework
 *
 * @author      Christian "Kriesi" Budschedl
 * @copyright   Copyright (c) Christian Budschedl
 * @link        http://Kriesi.at
 * @link        http://aviathemes.com
 * @since       Version 1.0
 * @package     AviaFramework
 */


if ( ! class_exists( 'Avia_Widget' ) )
{
    abstract class Avia_Widget extends WP_Widget
    {

        /**
         *
         * @since 4.3.2
         * @var array
         */
        protected $field_names;

        public function __construct( $id_base, $name, $widget_options = array(), $control_options = array() )
        {
            parent::__construct( $id_base, $name, $widget_options, $control_options );

            $this->field_names = array();
        }


        /**
         * @since 4.3.2
         */
        public function __destruct()
        {
            if( method_exists( $this, 'parent::__destruct' ) )
            {
                parent::__destruct();
            }

            unset( $this->field_names );
        }

        /**
         * Returns an array that contains all default instance members filled with default values
         *
         * @since 4.3.2
         * @param array $instance
         * @return array
         */
        abstract protected function parse_args_instance( array $instance );


        /**
         * Returns an array of all default fields
         *
         * @since 4.3.2
         * @return array
         */
        protected function get_field_names()
        {
            if( empty( $this->field_names ) )
            {
                $fields = $this->parse_args_instance( array() );
                $this->field_names = array_keys( $fields );
            }

            return $this->field_names;
        }

        /**
         * Iterates over form elements (uses structure as in admin options page)
         *
         * @since 4.7.3.1
         * @param array $elements
         * @return string
         */
        protected function render_form_elements( array $elements )
        {
            $html = new avia_htmlhelper();
            $output = '';

            foreach( $elements as $element )
            {
                $output .= $html->render_single_element( $element );
            }

            return $output;
        }


        /**
         * Output the <option> tag for a series of numbers and set the selected attribute
         *
         * @since 4.3.2
         * @added_by günter
         * @param int $start
         * @param int $end
         * @param string $selected
         */
        static public function number_options( $start = 1, $end = 50, $selected = 1 )
        {
            $options = array();

            for( $i = $start; $i <= $end; $i++ )
            {
                $options[ $i ] = $i;
            }

            return Avia_Widget::options_from_array( $options, $selected );
        }

        /**
         * Output the <option> tag for a key - value array and set the selected attribute
         *
         * @since 4.3.2
         * @added_by günter
         * @param array $options
         * @param type $selected
         * @return string
         */
        static public function options_from_array( array $options, $selected )
        {
            $out = '';

            foreach( $options as $key => $value )
            {
                $out .= '<option value="' . $key . '" ' . selected( $key, $selected ) . '>' . esc_html( $value ) . '</option>';
            }
            return $out;
        }

    }

}




/**
 * AVIA FACEBOOK WIDGET
 */

if ( ! class_exists( 'avia_fb_likebox' ) )
{
    class avia_fb_likebox extends Avia_Widget
    {
        const AJAX_NONCE = 'avia_fb_likebox_nonce';
        const FB_SCRIPT_ID = 'facebook-jssdk';

        /**
         *
         * @var int
         */
        static protected $script_loaded = 0;





        /**
         *
         */
        public function __construct()
        {
            //Constructor
            $widget_ops = array(
                        'classname'     => 'avia_fb_likebox',
                        'description'   => __( 'A widget that displays a facebook Likebox to a facebook page of your choice', 'avia_framework' )
                        );

            parent::__construct( 'avia_fb_likebox', THEMENAME.' Facebook Likebox', $widget_ops );

            add_action( 'init', array( $this, 'handler_wp_register_scripts' ), 500 );
            add_action( 'wp_enqueue_scripts', array( $this, 'handler_wp_enqueue_scripts' ), 500 );

        }


        /**
         * @since 4.3.2
         */
        public function __destruct()
        {
            parent::__destruct();
        }

        /**
         *
         * @since 4.3.2
         */
        public function handler_wp_register_scripts()
        {
            $vn = avia_get_theme_version();

            wp_register_script( 'avia_facebook_front_script' , AVIA_JS_URL . 'conditional_load/avia_facebook_front.js', array( 'jquery' ), $vn, true );
        }

        /**
         * @since 4.3.2
         */
        public function handler_wp_enqueue_scripts()
        {
            $instances = $this->get_settings();
            if( count( $instances ) > 0 )
            {
                $need_js = array( 'confirm_link' );

                foreach( $instances as $instance )
                {
                    if( isset( $instance['fb_link'] ) && in_array( $instance['fb_link'], $need_js ) )
                    {
                        wp_enqueue_script( 'avia_facebook_front_script' );
                        break;
                    }
                }
            }
        }

        /**
         *
         * @since 4.3.2
         * @param array $instance
         * @return array
         */
        protected function parse_args_instance( array $instance )
        {
            $new_instance = wp_parse_args( $instance, array(
                                                'url'               => 'https://www.facebook.com/kriesi.at',
                                                'title'             => __( 'Follow us on Facebook', 'avia_framework' ),
                                                'fb_link'           => '',
                                                'fb_banner'         => '',
                                                'page_title'        => '',
                                                'fb_logo'           => '',
                                                'content'           => '',
                                                'add_info'          => __( 'Join our Facebook community', 'avia_framework' ),
                                                'confirm_button'    => __( 'Click to load facebook widget', 'avia_framework' ),
                                                'page_link_text'    => __( 'Open facebook page now', 'avia_framework' )
                                            ) );

            return $new_instance;
        }


        /**
         * Outputs the widget
         *
         * @param array $args
         * @param array $instance
         */
        public function widget( $args, $instance )
        {
            $instance = $this->parse_args_instance( $instance );

            extract( $args, EXTR_SKIP );
            extract( $instance, EXTR_SKIP );

            if( empty( $url ) )
            {
                return;
            }

            /**
             * Allow to change the conditional display setting - e.g. if user is opt in and allows to connect directly
             *
             * @since 4.4
             * @param string $google_link           '' | 'confirm_link' | 'page_only'
             * @param string $context
             * @param mixed $object
             * @param array $args
             * @param array $instance
             * @return string
             */

            $original_fb_link = $fb_link;
            $fb_link = apply_filters( 'avf_conditional_setting_external_links', $fb_link, __CLASS__, $this, $args, $instance );
            if( ! in_array( $fb_link, array( '', 'confirm_link', 'page_only' ) ) )
            {
               $fb_link = $original_fb_link;
            }

            $title = apply_filters( 'widget_title', $title );

            echo $before_widget;

            if ( ! empty( $title ) )
            {
                echo $before_title . $title . $after_title;
            };

            $banner_bg = "";

            if( ! empty( $fb_link ) )
            {
                if( ! empty( $fb_banner ) && ! empty( $fb_link ) )
                {
                    $banner_bg = 'style="background-image:url(' . $fb_banner . ');"';
                }

                $link_title = avia_targeted_link_rel( '<a href="' . $url . '" target="_blank" title="' . esc_html( $page_title ) . '">' . esc_html( $page_title ) . '</a>' );

                echo '<div class="av_facebook_widget_main_wrap" ' . $banner_bg . '>';

                echo    '<div class="av_facebook_widget_page_title_container">';
                echo        '<span class="av_facebook_widget_title">';
                echo            $link_title;
                echo        '</span>';
                echo        '<span class="av_facebook_widget_content">';
                echo            esc_html( $content );
                echo        '</span>';
                echo    '</div>';


                $html_logo = '';

                if( ! empty( $fb_logo ) )
                {
                    $html_logo .=       '<div class="av_facebook_widget_logo_image">';
                    $html_logo .=           '<img src="' . $fb_logo . '" alt="' . __( 'Logo image', 'avia_framework' ) . '">';
                    $html_logo .=       '</div>';
                }

                echo '<div class="av_facebook_widget_main_wrap_shadow"></div>';
                echo    '<div class="av_facebook_widget_logo av_widget_img_text_confirm">';

                echo $html_logo;

                echo    '</div>';

                $data = "";
                if( 'confirm_link' == $fb_link )
                {
                    $data  = ' data-fbhtml="' . htmlentities( $this->html_facebook_page( $url ), ENT_QUOTES, get_bloginfo( 'charset' ) ) . '"';
                    $data .= ' data-fbscript="' . htmlentities( $this->get_fb_page_js_src(), ENT_QUOTES, get_bloginfo( 'charset' ) ) . '"';
                    $data .= ' data-fbscript_id="' . avia_fb_likebox::FB_SCRIPT_ID . '"';
                }

                $btn_text = ( 'confirm_link' == $fb_link ) ? $confirm_button : $page_link_text;
                $icon = "<span class='av_facebook_widget_icon' " . av_icon_string('facebook') . "></span>";
                echo    avia_targeted_link_rel( '<a href="' . $url . '" target="_blank" class="av_facebook_widget_button av_facebook_widget_' . $fb_link . '"' . $data . '>' .$icon . esc_html( $btn_text ) . '</a>' );

                if( ! empty( $fb_link ) )
                {
                    echo    '<div class="av_facebook_widget_add_info">';
                    echo        '<div class="av_facebook_widget_add_info_inner">';
                    echo            '<span class="av_facebook_widget_add_info_inner_wrap">';
                    echo                esc_html( $add_info );
                    echo            '</span>';
                    echo            '<div class="av_facebook_widget_imagebar">';
                    echo            '</div>';
                    echo        '</div>';
                    echo    '</div>';
                }

                echo '</div>';      //  class="av_facebook_widget_main_wrap"
            }

            if( empty( $fb_link ) )
            {
                    echo $this->html_facebook_page( $url );
                    add_action( 'wp_footer', array( $this,'handler_output_fb_page_script' ), 10 );
            }

            echo $after_widget;
        }

        /**
         * Create the HTML for the facebook page widget
         *
         * @since 4.3.2
         * @param string $url
         * @return string
         */
        protected function html_facebook_page( $url )
        {
            $extraClass = '';
            $style = '';

//          $height     = 151;                      //  remainings from original widget ?????
//          $faces      = "true";
//          $extraClass = "";
//          $style      = "";
//
//
//          if( strpos( $height, "%" ) !== false )
//          {
//              $extraClass = "av_facebook_widget_wrap_positioner";
//              $style      = "style='padding-bottom:{$height}%'";
//              $height     = "100%";
//          }

            $html = '';
            $html .=    "<div class='av_facebook_widget_wrap {$extraClass}' {$style}>";
            $html .=        '<div class="fb-page" data-width="500" data-href="' . $url . '" data-small-header="false" data-adapt-container-width="true" data-hide-cover="false" data-show-facepile="true" data-show-posts="false">';
            $html .=            '<div class="fb-xfbml-parse-ignore"></div>';
            $html .=        '</div>';
            $html .=    "</div>";

            return $html;
        }

        /**
         *
         * @since 4.3.2
         */
        public function handler_output_fb_page_script()
        {
            if( self::$script_loaded >= 1 )
            {
                return;
            }

            self::$script_loaded = 1;

            $script = '
<script>(function(d, s, id) {
  var js, fjs = d.getElementsByTagName(s)[0];
  if (d.getElementById(id)) return;
  js = d.createElement(s); js.id = id;
  js.src = "' . $this->get_fb_page_js_src() . '";
  fjs.parentNode.insertBefore(js, fjs);
}(document, "script", "' . avia_fb_likebox::FB_SCRIPT_ID . '"));</script>';

            echo $script;
        }


        /**
         * Return the js function
         * @since 4.3.2
         * @return string
         */
        protected function get_fb_page_js_src()
        {
            $langcode = get_locale();

            /**
             * Change language code for facebook page widget
             *
             * @used_by     enfold\config-wpml\config.php               10
             * @since 4.3.2
             */
            $langcode = apply_filters( 'avf_fb_widget_lang_code', $langcode, 'fb-page' );

            $src = '//connect.facebook.net/'. $langcode .'/sdk.js#xfbml=1&version=v2.7';

            return $src;
        }


        /**
         *
         * @param array $new_instance
         * @param array $old_instance
         * @return array
         */
        public function update( $new_instance, $old_instance )
        {
            $instance = $this->parse_args_instance( $old_instance );
            $fields = $this->get_field_names();

            foreach( $new_instance as $key => $value )
            {
                if( in_array( $key, $fields ) )
                {
                    $instance[ $key ] = strip_tags( $value );
                }
            }

            return $instance;
        }


        /**
         * Outputs Widgetform in backend
         *
         * @param array $instance
         */
        public function form( $instance )
        {
            $instance = $this->parse_args_instance( $instance );
            $fields = $this->get_field_names();

            foreach( $instance as $key => $value )
            {
                if( in_array( $key, $fields ) )
                {
                    $instance[ $key ] = esc_attr( $value );
                }
            }

            extract( $instance );

            $html = new avia_htmlhelper();

            $banner_element = array(
                                'name'      => __( 'Banner image', 'avia_framework' ),
                                'desc'      => __( 'Upload a banner image or enter the URL', 'avia_framework' ),
                                'id'        => $this->get_field_id( 'fb_banner'),
                                'id_name'   => $this->get_field_name( 'fb_banner' ),
                                'std'       => $fb_banner,
                                'type'      => 'upload',
                                'label'     => __('Use image as banner', 'avia_framework')
                            );

            $logo_element = array(
                                'name'      => __( 'Logo', 'avia_framework' ),
                                'desc'      => __( 'Upload a logo or enter the URL', 'avia_framework' ),
                                'id'        => $this->get_field_id( 'fb_logo'),
                                'id_name'   => $this->get_field_name( 'fb_logo' ),
                                'std'       => $fb_logo,
                                'type'      => 'upload',
                                'label'     => __('Use image as logo', 'avia_framework')
                            );

    ?>
        <div class="avia_widget_form avia_widget_conditional_form avia_fb_likebox_form <?php echo $fb_link;?>">
            <p>
                <label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:', 'avia_framework'); ?>
                <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo $title; ?>" /></label>
            </p>

            <p>
                <label for="<?php echo $this->get_field_id('url'); ?>"><?php _e('Enter the url to the Page. Please note that it needs to be a link to a <strong>facebook fanpage</strong>. Personal profiles are not allowed!', 'avia_framework'); ?>
                <input class="widefat" id="<?php echo $this->get_field_id('url'); ?>" name="<?php echo $this->get_field_name('url'); ?>" type="text" value="<?php echo $url; ?>" /></label>
            </p>

            <p>
                <label for="<?php echo $this->get_field_id( 'fb_link' ); ?>"><?php _e( 'Link to facebook', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'fb_link' ); ?>" name="<?php echo $this->get_field_name( 'fb_link' ); ?>" class="widefat avia-coditional-widget-select">
                    <option value="" <?php selected( '', $fb_link ) ?>><?php _e( 'Show facebook page widget &quot;Share/Like&quot; directly', 'avia_framework' ); ?></option>
                    <option value="confirm_link" <?php selected( 'confirm_link', $fb_link ) ?>><?php _e( 'User must accept to show facebook page widget &quot;Share/Like&quot;', 'avia_framework' ); ?></option>
                    <option value="page_only" <?php selected( 'page_only', $fb_link ) ?>><?php _e( 'Only open the facebook page - no data are sent', 'avia_framework' ); ?></option>
                </select>
            </p>

            <p class="av-confirm_link">
                <label for="<?php echo $this->get_field_id('confirm_button'); ?>"><?php _e('Button text confirm link to facebook:', 'avia_framework'); ?>
                <input class="widefat" id="<?php echo $this->get_field_id('confirm_button'); ?>" name="<?php echo $this->get_field_name('confirm_button'); ?>" type="text" value="<?php echo $confirm_button; ?>" /></label>
            </p>

            <p class="av-page_only">
                <label for="<?php echo $this->get_field_id('page_link_text'); ?>"><?php _e('Direct link to FB-page text:', 'avia_framework'); ?>
                <input class="widefat" id="<?php echo $this->get_field_id('page_link_text'); ?>" name="<?php echo $this->get_field_name('page_link_text'); ?>" type="text" value="<?php echo $page_link_text; ?>" /></label>
            </p>

            <div class="avia_fb_likebox_upload avia-fb-banner av-widgets-upload">
                <?php echo $html->render_single_element( $banner_element );?>
            </div>

            <p  class="av-page-title">
                <label for="<?php echo $this->get_field_id('page_title'); ?>"><?php _e('Facebook Page Title:', 'avia_framework'); ?>
                <input class="widefat" id="<?php echo $this->get_field_id('page_title'); ?>" name="<?php echo $this->get_field_name('page_title'); ?>" type="text" value="<?php echo $page_title; ?>" placeholder="<?php _e('Enter some info to the page', 'avia_framework'); ?>" /></label>
            </p>

            <div class="avia_fb_likebox_upload avia-fb-logo av-widgets-upload">
                <?php echo $html->render_single_element( $logo_element );?>
            </div>

            <p class="av-content">
                <label for="<?php echo $this->get_field_id('content'); ?>"><?php _e('Static like count:', 'avia_framework'); ?>
                    <input class="widefat" id="<?php echo $this->get_field_id('content'); ?>" name="<?php echo $this->get_field_name('content'); ?>" rows="5" placeholder="<?php _e('2k+ likes', 'avia_framework'); ?>" value='<?php echo $content; ?>' />
                </label>
            </p>

            <p class="av-add_info">
                <label for="<?php echo $this->get_field_id('add_info'); ?>"><?php _e('Additional Information:', 'avia_framework'); ?>
                    <input class="widefat" id="<?php echo $this->get_field_id('add_info'); ?>" name="<?php echo $this->get_field_name('add_info'); ?>" rows="5" placeholder="<?php _e('Info displayed above the fake user profiles', 'avia_framework'); ?>" value='<?php echo $add_info; ?>' />
                </label>
            </p>
        </div>
    <?php

        }
    }
}










/**
 * AVIA TWEETBOX
 *
 * Widget that creates a list of latest tweets
 *
 * @package AviaFramework
 * @todo replace the widget system with a dynamic one, based on config files for easier widget creation
 */



/*
Twitter widget only for compatibility reasons with older themes present. no onger used since API will be shut down by twitter
*/
if (!class_exists('avia_tweetbox'))
{
    class avia_tweetbox extends WP_Widget {

        function __construct() {
            //Constructor
            $widget_ops = array('classname' => 'tweetbox', 'description' => 'A widget to display your latest twitter messages' );
            parent::__construct( 'tweetbox', THEMENAME.' Twitter Widget', $widget_ops );
        }

        function widget($args, $instance) {
            // prints the widget

            extract($args, EXTR_SKIP);
            echo $before_widget;

            $title = empty($instance['title']) ? '' : apply_filters('widget_title', $instance['title']);
            $count = empty($instance['count']) ? '' : $instance['count'];
            $username = empty($instance['username']) ? '' : $instance['username'];
            $exclude_replies = empty($instance['exclude_replies']) ? '' : $instance['exclude_replies'];
            $time = empty($instance['time']) ? 'no' : $instance['time'];
            $display_image = empty($instance['display_image']) ? 'no' : $instance['display_image'];

            if ( !empty( $title ) ) { echo $before_title . "<a href='http://twitter.com/$username/' title='".strip_tags($title)."'>".$title ."</a>". $after_title; };

            $messages = tweetbox_get_tweet($count, $username, $widget_id, $time, $exclude_replies, $display_image);
            echo $messages;

            echo $after_widget;


        }

        function update($new_instance, $old_instance) {
            //save the widget
            $instance = $old_instance;
            foreach($new_instance as $key=>$value)
            {
                $instance[$key] = strip_tags($new_instance[$key]);
            }

            delete_transient(THEMENAME.'_tweetcache_id_'.$instance['username'].'_'.$this->id_base."-".$this->number);
            return $instance;
        }

        function form($instance) {
            //widgetform in backend

            $instance = wp_parse_args( (array) $instance, array( 'title' => 'Latest Tweets', 'count' => '3', 'username' => avia_get_option('twitter') ) );
            $title =            isset($instance['title']) ? strip_tags($instance['title']): "";
            $count =            isset($instance['count']) ? strip_tags($instance['count']): "";
            $username =         isset($instance['username']) ? strip_tags($instance['username']): "";
            $exclude_replies =  isset($instance['exclude_replies']) ? strip_tags($instance['exclude_replies']): "";
            $time =             isset($instance['time']) ? strip_tags($instance['time']): "";
            $display_image =    isset($instance['display_image']) ? strip_tags($instance['display_image']): "";
    ?>
            <p>
            <label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:', 'avia_framework'); ?>
            <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo esc_attr($title); ?>" /></label></p>

            <p><label for="<?php echo $this->get_field_id('username'); ?>">Enter your twitter username:
            <input class="widefat" id="<?php echo $this->get_field_id('username'); ?>" name="<?php echo $this->get_field_name('username'); ?>" type="text" value="<?php echo esc_attr($username); ?>" /></label></p>

            <p>
                <label for="<?php echo $this->get_field_id('count'); ?>">How many entries do you want to display: </label>
                <select class="widefat" id="<?php echo $this->get_field_id('count'); ?>" name="<?php echo $this->get_field_name('count'); ?>">
                    <?php
                    $list = "";
                    for ($i = 1; $i <= 20; $i++ )
                    {
                        $selected = "";
                        if($count == $i) $selected = 'selected="selected"';

                        $list .= "<option $selected value='$i'>$i</option>";
                    }
                    $list .= "</select>";
                    echo $list;
                    ?>


            </p>

            <p>
                <label for="<?php echo $this->get_field_id('exclude_replies'); ?>">Exclude @replies: </label>
                <select class="widefat" id="<?php echo $this->get_field_id('exclude_replies'); ?>" name="<?php echo $this->get_field_name('exclude_replies'); ?>">
                    <?php
                    $list = "";
                    $answers = array('yes','no');
                    foreach ($answers as $answer)
                    {
                        $selected = "";
                        if($answer == $exclude_replies) $selected = 'selected="selected"';

                        $list .= "<option $selected value='$answer'>$answer</option>";
                    }
                    $list .= "</select>";
                    echo $list;
                    ?>


            </p>

            <p>
                <label for="<?php echo $this->get_field_id('time'); ?>">Display time of tweet</label>
                <select class="widefat" id="<?php echo $this->get_field_id('time'); ?>" name="<?php echo $this->get_field_name('time'); ?>">
                    <?php
                    $list = "";
                    $answers = array('yes','no');
                    foreach ($answers as $answer)
                    {
                        $selected = "";
                        if($answer == $time) $selected = 'selected="selected"';

                        $list .= "<option $selected value='$answer'>$answer</option>";
                    }
                    $list .= "</select>";
                    echo $list;
                    ?>


            </p>

            <p>
                <label for="<?php echo $this->get_field_id('display_image'); ?>">Display Twitter User Avatar</label>
                <select class="widefat" id="<?php echo $this->get_field_id('display_image'); ?>" name="<?php echo $this->get_field_name('display_image'); ?>">
                    <?php
                    $list = "";
                    $answers = array('yes','no');
                    foreach ($answers as $answer)
                    {
                        $selected = "";
                        if($answer == $display_image) $selected = 'selected="selected"';

                        $list .= "<option $selected value='$answer'>$answer</option>";
                    }
                    $list .= "</select>";
                    echo $list;
                    ?>
            </p>



        <?php
        }
    }
}

if(!function_exists('tweetbox_get_tweet'))
{
    function tweetbox_get_tweet($count, $username, $widget_id, $time='yes', $exclude_replies='yes', $avatar = 'yes')
    {
            $filtered_message = "";
            $output = "";
            $iterations = 0;

            $cache = get_transient(THEMENAME.'_tweetcache_id_'.$username.'_'.$widget_id);

            if($cache)
            {
                $tweets = get_option(THEMENAME.'_tweetcache_'.$username.'_'.$widget_id);
            }
            else
            {
                //$response = wp_remote_get( 'http://api.twitter.com/1/statuses/user_timeline.xml?screen_name='.$username );
                $response = wp_remote_get( 'http://api.twitter.com/1/statuses/user_timeline.xml?include_rts=true&screen_name='.$username );
                if (!is_wp_error($response))
                {
                    $xml = @simplexml_load_string($response['body']);
                    //follower: (int) $xml->status->user->followers_count

                    if( empty( $xml->error ) )
                    {
                        if ( isset($xml->status[0]))
                        {

                            $tweets = array();
                            foreach ($xml->status as $tweet)
                            {
                                if($iterations == $count) break;

                                $text = (string) $tweet->text;
                                if($exclude_replies == 'no' || ($exclude_replies == 'yes' && $text[0] != "@"))
                                {
                                    $iterations++;
                                    $tweets[] = array(
                                        'text' => tweetbox_filter( $text ),
                                        'created' =>  strtotime( $tweet->created_at ),
                                        'user' => array(
                                            'name' => (string)$tweet->user->name,
                                            'screen_name' => (string)$tweet->user->screen_name,
                                            'image' => (string)$tweet->user->profile_image_url,
                                            'utc_offset' => (int) $tweet->user->utc_offset[0],
                                            'follower' => (int) $tweet->user->followers_count

                                        ));
                                }
                            }

                            set_transient(THEMENAME.'_tweetcache_id_'.$username.'_'.$widget_id, 'true', 60*30);
                            update_option(THEMENAME.'_tweetcache_'.$username.'_'.$widget_id, $tweets);
                        }
                    }
                }
            }



            if(!isset($tweets[0]))
            {
                $tweets = get_option(THEMENAME.'_tweetcache_'.$username.'_'.$widget_id);
            }

            if(isset($tweets[0]))
            {
                $time_format = apply_filters( 'avia_widget_time', get_option('date_format')." - ".get_option('time_format'), 'tweetbox' );

                foreach ($tweets as $message)
                {
                    $output .= '<li class="tweet">';
                    if($avatar == "yes") $output .= '<div class="tweet-thumb"><a href="http://twitter.com/'.$username.'" title=""><img src="'.$message['user']['image'].'" alt="" /></a></div>';
                    $output .= '<div class="tweet-text avatar_'.$avatar.'">'.$message['text'];
                    if($time == "yes") $output .= '<div class="tweet-time">'.date_i18n( $time_format, $message['created'] + $message['user']['utc_offset']).'</div>';
                    $output .= '</div></li>';
                }
            }


            if($output != "")
            {
                $filtered_message = "<ul class='tweets'>$output</ul>";
            }
            else
            {
                $filtered_message = "<ul class='tweets'><li>No public Tweets found</li></ul>";
            }

            return $filtered_message;
    }
}

if(!function_exists('tweetbox_filter'))
{
    function tweetbox_filter($text) {
        // Props to Allen Shaw & webmancers.com & Michael Voigt
        $text = preg_replace('/\b([a-zA-Z]+:\/\/[\w_.\-]+\.[a-zA-Z]{2,6}[\/\w\-~.?=&%#+$*!]*)\b/i',"<a href=\"$1\" class=\"twitter-link\">$1</a>", $text);
        $text = preg_replace('/\b(?<!:\/\/)(www\.[\w_.\-]+\.[a-zA-Z]{2,6}[\/\w\-~.?=&%#+$*!]*)\b/i',"<a href=\"http://$1\" class=\"twitter-link\">$1</a>", $text);
        $text = preg_replace("/\b([a-zA-Z][a-zA-Z0-9\_\.\-]*[a-zA-Z]*\@[a-zA-Z][a-zA-Z0-9\_\.\-]*[a-zA-Z]{2,6})\b/i","<a href=\"mailto://$1\" class=\"twitter-link\">$1</a>", $text);
        $text = preg_replace("/#([\p{L}\p{Mn}]+)/u", "<a class=\"twitter-link\" href=\"http://search.twitter.com/search?q=\\1\">#\\1</a>", $text);
        $text = preg_replace("/@([\p{L}\p{Mn}]+)/u", "<a class=\"twitter-link\" href=\"http://twitter.com/\\1\">@\\1</a>", $text);

        return $text;
    }
}









/**
 * AVIA NEWSBOX
 *
 * Widget that creates a list of latest news entries
 *
 * @package AviaFramework
 * @todo replace the widget system with a dynamic one, based on config files for easier widget creation
 */

if (!class_exists('avia_newsbox'))
{
    class avia_newsbox extends WP_Widget {

        var $avia_term = '';
        var $avia_post_type = '';
        var $avia_new_query = '';

        function __construct()
        {
            $widget_ops = array('classname' => 'newsbox', 'description' => __('A Sidebar widget to display latest post entries in your sidebar', 'avia_framework') );

            parent::__construct( 'newsbox', THEMENAME.' Latest News', $widget_ops );
        }

        function widget($args, $instance)
        {
            global $avia_config;

            extract($args, EXTR_SKIP);
            echo $before_widget;

            $title = empty($instance['title']) ? '' : apply_filters('widget_title', $instance['title']);
            $count = empty($instance['count']) ? '' : $instance['count'];
            $cat = empty($instance['cat']) ? '' : $instance['cat'];
            $excerpt = empty($instance['excerpt']) ? '' : $instance['excerpt'];
            $image_size = isset($avia_config['widget_image_size']) ? $avia_config['widget_image_size'] : 'widget';

            /**
             * @since 4.5.4
             * @return string
             */
            $image_size = apply_filters( 'avf_newsbox_image_size', $image_size, $args, $instance );

            if ( !empty( $title ) ) { echo $before_title . $title . $after_title; };


            if(empty($this->avia_term))
            {
                $additional_loop = new WP_Query("cat=".$cat."&posts_per_page=".$count);
            }
            else
            {
                $catarray = explode(',', $cat);


                if(empty($catarray[0]))
                {
                    $new_query = array("posts_per_page"=>$count,"post_type"=>$this->avia_post_type);
                }
                else
                {
                    if($this->avia_new_query)
                    {
                        $new_query = $this->avia_new_query;
                    }
                    else
                    {
                        $new_query = array( "posts_per_page"=>$count, 'tax_query' => array(
                                                        array( 'taxonomy' => $this->avia_term,
                                                               'field' => 'id',
                                                               'terms' => explode(',', $cat),
                                                               'operator' => 'IN')
                                                              )
                                                        );
                    }
                }

                $additional_loop = new WP_Query($new_query);
            }

            if($additional_loop->have_posts()) :



            echo '<ul class="news-wrap image_size_'.$image_size.'">';
            while ($additional_loop->have_posts()) : $additional_loop->the_post();

            $format = "";
            if(empty($this->avia_post_type))    $format = $this->avia_post_type;
            if(empty($format))                  $format = get_post_format();
            if(empty($format))                  $format = 'standard';

            $the_id = get_the_ID();
            $link = get_post_meta( $the_id  ,'_portfolio_custom_link', true) != "" ? get_post_meta( $the_id ,'_portfolio_custom_link_url', true) : get_permalink();


            echo '<li class="news-content post-format-'.$format.'">';

            //check for preview images:
            $image = "";

            if(!current_theme_supports('force-post-thumbnails-in-widget'))
            {
                $slides = avia_post_meta(get_the_ID(), 'slideshow', true);

                if( $slides != "" && !empty( $slides[0]['slideshow_image'] ) )
                {
                    $image = avia_image_by_id($slides[0]['slideshow_image'], $image_size, 'image');
                }
            }

            if(current_theme_supports( 'post-thumbnails' ) && !$image )
            {
                $image = get_the_post_thumbnail( $the_id, $image_size );
            }

            $time_format = apply_filters( 'avia_widget_time', get_option('date_format')." - ".get_option('time_format'), 'avia_newsbox' );


            echo "<a class='news-link' title='".get_the_title()."' href='".$link."'>";

            $nothumb = (!$image) ? 'no-news-thumb' : '';

            echo "<span class='news-thumb $nothumb'>";
            echo $image;
            echo "</span>";
            if(empty($avia_config['widget_image_size']) || 'display title and excerpt' != $excerpt)
            {
                echo "<strong class='news-headline'>".get_the_title();

                if($time_format)
                {
                    echo "<span class='news-time'>".get_the_time($time_format)."</span>";
                }

                echo "</strong>";
            }
            echo "</a>";

            if( 'display title and excerpt' == $excerpt )
            {
                echo "<div class='news-excerpt'>";

                if(!empty($avia_config['widget_image_size']))
                {
                    echo "<a class='news-link-inner' title='".get_the_title()."' href='".$link."'>";
                    echo "<strong class='news-headline'>".get_the_title()."</strong>";
                    echo "</a>";
                    if($time_format)
                    {
                        echo "<span class='news-time'>".get_the_time($time_format)."</span>";
                    }

                }
                the_excerpt();
                echo "<div class='read-more-link'><a href='".$link. "' title='".get_the_title()."' class='more-link'> ". __( "Read more", "avia_framework" ) . "<span class='more-link-arrow'></span></a></div>";
                echo "</div>";
            }

            echo '</li>';


            endwhile;
            echo "</ul>";
            wp_reset_postdata();
            endif;


            echo $after_widget;

        }


        function update($new_instance, $old_instance)
        {
            $instance = $old_instance;
            $instance['title'] = strip_tags($new_instance['title']);
            $instance['count'] = strip_tags($new_instance['count']);
            $instance['excerpt'] = strip_tags($new_instance['excerpt']);
            $instance['cat'] = implode(',',$new_instance['cat']);
            return $instance;
        }



        function form($instance)
        {
            $instance = wp_parse_args( (array) $instance, array( 'title' => '', 'count' => '', 'cat' => '', 'excerpt'=>'' ) );
            $title = strip_tags($instance['title']);
            $count = strip_tags($instance['count']);
            $excerpt = strip_tags($instance['excerpt']);


            $elementCat = array("name"  => __("Which categories should be used for the portfolio?", 'avia_framework'),
                                "desc"  => __("You can select multiple categories here", 'avia_framework'),
                                "id"    => $this->get_field_name('cat')."[]",
                                "type"  => "select",
                                "std"   => strip_tags($instance['cat']),
                                "class" => "",
                                "multiple"=>6,
                                "subtype" => "cat");
            //check if a different taxonomy than the default is set
            if(!empty($this->avia_term))
            {
                $elementCat['taxonomy'] = $this->avia_term;
            }




            $html = new avia_htmlhelper();

    ?>
            <p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:', 'avia_framework'); ?>
            <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo esc_attr($title); ?>" /></label></p>

            <p>
                <label for="<?php echo $this->get_field_id('count'); ?>"><?php _e('How many entries do you want to display: ', 'avia_framework'); ?></label>
                <select class="widefat" id="<?php echo $this->get_field_id('count'); ?>" name="<?php echo $this->get_field_name('count'); ?>">
                    <?php
                    $list = "";
                    for ($i = 1; $i <= 20; $i++ )
                    {
                        $selected = "";
                        if($count == $i) $selected = 'selected="selected"';

                        $list .= "<option $selected value='$i'>$i</option>";
                    }
                    $list .= "</select>";
                    echo $list;
                    ?>


            </p>

            <p><label for="<?php echo $this->get_field_id('cat'); ?>"><?php _e('Choose the categories you want to display (multiple selection possible):', 'avia_framework'); ?>
            <?php echo $html->select($elementCat); ?>
            </label></p>

            <p>
                <label for="<?php echo $this->get_field_id('excerpt'); ?>"><?php _e('Display title only or title &amp; excerpt', 'avia_framework'); ?></label>
                <select class="widefat" id="<?php echo $this->get_field_id('excerpt'); ?>" name="<?php echo $this->get_field_name('excerpt'); ?>">
                    <?php
                    $list = "";
                    $answers = array(
                                'show title only'           =>  __( 'show title only', 'avia_framework' ),
                                'display title and excerpt' =>  __('display title and excerpt', 'avia_framework')
                                );

                    foreach ( $answers as $key => $answer )
                    {
                        $selected = "";
                        if( $key == $excerpt ) $selected = 'selected="selected"';

                        $list .= "<option $selected value='$key'>$answer</option>";
                    }
                    $list .= "</select>";
                    echo $list;
                    ?>


            </p>


    <?php
        }
    }
}


/**
 * AVIA PORTFOLIOBOX
 *
 * Widget that creates a list of latest portfolio entries. Basically the same widget as the newsbox with some minor modifications, therefore it just extends the Newsbox
 *
 * @package AviaFramework
 * @todo replace the widget system with a dynamic one, based on config files for easier widget creation
 */

if (!class_exists('avia_portfoliobox'))
{
    class avia_portfoliobox extends avia_newsbox
    {
        function __construct()
        {
            $this->avia_term = 'portfolio_entries';
            $this->avia_post_type = 'portfolio';
            $this->avia_new_query = ''; //set a custom query here


            $widget_ops = array('classname' => 'newsbox', 'description' => __('A Sidebar widget to display latest portfolio entries in your sidebar', 'avia_framework') );

            WP_Widget::__construct( 'portfoliobox', THEMENAME.' Latest Portfolio', $widget_ops );
        }
    }
}



/**
 * AVIA SOCIALCOUNT
 *
 * Widget that retrieves, stores and displays the number of twitter and rss followers
 *
 * @package AviaFramework
 * @todo replace the widget system with a dynamic one, based on config files for easier widget creation
 */

if (!class_exists('avia_socialcount'))
{
    class avia_socialcount extends WP_Widget {

        function __construct() {
            //Constructor
            $widget_ops = array('classname' => 'avia_socialcount', 'description' => __('A widget to display a link to your twitter profile and rss feed', 'avia_framework') );
            parent::__construct( 'avia_socialcount', THEMENAME.' RSS Link and Twitter Account', $widget_ops );
        }

        function widget($args, $instance) {
            // prints the widget

            extract($args, EXTR_SKIP);
            $twitter = empty($instance['twitter']) ? '' : $instance['twitter'];
            $rss     = empty($instance['rss'])     ? '' : $instance['rss'];
            $rss = preg_replace('!https?:\/\/feeds.feedburner.com\/!','',$rss);


            if(!empty($twitter) || !empty($rss))
            {
                $addClass = "asc_multi_count";
                if(!isset($twitter) || !isset($rss)) $addClass = 'asc_single_count';

                echo $before_widget;
                $output = "";
                if(!empty($twitter))
                {
                    $link = 'http://twitter.com/'.$twitter.'/';
                    $before = apply_filters('avf_social_widget', "", 'twitter');
                    $output .= "<a href='$link' class='asc_twitter $addClass'>{$before}<strong class='asc_count'>".__('Follow','avia_framework')."</strong><span>".__('on Twitter','avia_framework')."</span></a>";

                }

                if($rss)
                {
                    $output .= "<a href='$rss' class='asc_rss $addClass'>".apply_filters('avf_social_widget',"", 'rss')."<strong class='asc_count'>".__('Subscribe','avia_framework')."</strong><span>".__('to RSS Feed','avia_framework')."</span></a>";
                }

                echo $output;
                echo $after_widget;
            }
        }



        function update($new_instance, $old_instance) {
            //save the widget
            $instance = $old_instance;
            foreach($new_instance as $key=>$value)
            {
                $instance[$key] = strip_tags($new_instance[$key]);
            }

            return $instance;
        }

        function form($instance) {
            //widgetform in backend

            $instance = wp_parse_args( (array) $instance, array('rss' => avia_get_option('feedburner'), 'twitter' => avia_get_option('twitter') ) );
            $twitter = empty($instance['twitter']) ? '' :  strip_tags($instance['twitter']);
            $rss     = empty($instance['rss'])     ? '' :  strip_tags($instance['rss']);
    ?>
            <p>
            <label for="<?php echo $this->get_field_id('twitter'); ?>"><?php _e('Twitter Username:', 'avia_framework'); ?>
            <input class="widefat" id="<?php echo $this->get_field_id('twitter'); ?>" name="<?php echo $this->get_field_name('twitter'); ?>" type="text" value="<?php echo esc_attr($twitter); ?>" /></label></p>

            <p><label for="<?php echo $this->get_field_id('rss'); ?>"><?php _e('Enter your feed url:', 'avia_framework'); ?>
            <input class="widefat" id="<?php echo $this->get_field_id('rss'); ?>" name="<?php echo $this->get_field_name('rss'); ?>" type="text" value="<?php echo esc_attr($rss); ?>" /></label></p>



        <?php
        }
    }
}




/**
 * AVIA ADVERTISING WIDGET
 *
 * Widget that retrieves, stores and displays the number of twitter and rss followers
 *
 * @package AviaFramework
 * @todo replace the widget system with a dynamic one, based on config files for easier widget creation
 */


//multiple images
if (!class_exists('avia_partner_widget'))
{
    class avia_partner_widget extends WP_Widget {

        function __construct() {

            $this->add_cont = 2;
            //Constructor
            $widget_ops = array('classname' => 'avia_partner_widget', 'description' => __('An advertising widget that displays 2 images with 125 x 125 px in size', 'avia_framework') );
            parent::__construct( 'avia_partner_widget', THEMENAME.' Advertising Area', $widget_ops );
        }

        function widget($args, $instance)
        {
            extract($args, EXTR_SKIP);
            echo $before_widget;

            global $kriesiaddwidget, $firsttitle;
            $kriesiaddwidget ++;

            $title = empty($instance['title']) ? '' : apply_filters('widget_title', $instance['title']);
            $image_url = empty($instance['image_url']) ? '<span class="avia_parnter_empty"><span>'.__('Advertise here','avia_framework').'</span></span>' : '<img class="rounded" src="'.$instance['image_url'].'" title="'.$title.'" alt="'.$title.'"/>';
            $ref_url = empty($instance['ref_url']) ? '#' : apply_filters('widget_comments_title', $instance['ref_url']);
            $image_url2 = empty($instance['image_url2']) ? '<span class="avia_parnter_empty"><span>'.__('Advertise here','avia_framework').'</span></span>' : '<img class="rounded" src="'.$instance['image_url2'].'" title="'.$title.'" alt="'.$title.'"/>';
            $ref_url2 = empty($instance['ref_url2']) ? '#' : apply_filters('widget_comments_title', $instance['ref_url2']);

            if ( ! empty( $title ) )
            {
                echo $before_title . $title . $after_title;
            }

            echo avia_targeted_link_rel( '<a target="_blank" href="' . $ref_url . '" class="preloading_background  avia_partner1 link_list_item' . $kriesiaddwidget . ' ' . $firsttitle . '" >' . $image_url . '</a>' );

            if( $this->add_cont == 2 )
            {
                echo avia_targeted_link_rel( '<a target="_blank" href="' . $ref_url2 . '" class="preloading_background avia_partner2 link_list_item' . $kriesiaddwidget . ' ' . $firsttitle . '" >' . $image_url2 . '</a>' );
            }
            echo $after_widget;

            if($title == '')
            {
                $firsttitle = 'no_top_margin';
            }

        }


        function update($new_instance, $old_instance) {
            //save the widget
            $instance = $old_instance;
            foreach($new_instance as $key=>$value)
            {
                $instance[$key] = strip_tags($new_instance[$key]);
            }
            return $instance;
        }



        function form($instance)
        {
            $instance = wp_parse_args( (array) $instance, array( 'title' => '', 'image_url' => '', 'ref_url' => '', 'image_url2' => '', 'ref_url2' => '' ) );
            $title = strip_tags($instance['title']);
            $image_url = strip_tags($instance['image_url']);
            $ref_url = strip_tags($instance['ref_url']);
            $image_url2 = strip_tags($instance['image_url2']);
            $ref_url2 = strip_tags($instance['ref_url2']);
    ?>
            <p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:', 'avia_framework'); ?>
            <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo esc_attr($title); ?>" /></label></p>

            <p><label for="<?php echo $this->get_field_id('image_url'); ?>"><?php _e('Image URL:', 'avia_framework'); ?> <?php if($this->add_cont == 2) echo "(125px * 125px):"; ?>
            <input class="widefat" id="<?php echo $this->get_field_id('image_url'); ?>" name="<?php echo $this->get_field_name('image_url'); ?>" type="text" value="<?php echo esc_attr($image_url); ?>" /></label></p>

            <p><label for="<?php echo $this->get_field_id('ref_url'); ?>"><?php _e('Referal URL:', 'avia_framework'); ?>
            <input class="widefat" id="<?php echo $this->get_field_id('ref_url'); ?>" name="<?php echo $this->get_field_name('ref_url'); ?>" type="text" value="<?php echo esc_attr($ref_url); ?>" /></label></p>

            <?php if($this->add_cont == 2)
            { ?>

                    <p><label for="<?php echo $this->get_field_id('image_url2'); ?>"><?php _e('Image URL 2: (125px * 125px):', 'avia_framework'); ?>
            <input class="widefat" id="<?php echo $this->get_field_id('image_url2'); ?>" name="<?php echo $this->get_field_name('image_url2'); ?>" type="text" value="<?php echo esc_attr($image_url2); ?>" /></label></p>

            <p><label for="<?php echo $this->get_field_id('ref_url2'); ?>"><?php _e('Referal URL 2:', 'avia_framework'); ?>
            <input class="widefat" id="<?php echo $this->get_field_id('ref_url2'); ?>" name="<?php echo $this->get_field_name('ref_url2'); ?>" type="text" value="<?php echo esc_attr($ref_url2); ?>" /></label></p>

            <?php }?>

    <?php
        }
    }
}


if (!class_exists('avia_one_partner_widget'))
{
    //one image
    class avia_one_partner_widget extends avia_partner_widget
    {
        function __construct()
        {

            $this->add_cont = 1;

            $widget_ops = array('classname' => 'avia_one_partner_widget', 'description' => __('An advertising widget that displays 1 big image', 'avia_framework') );

            parent::__construct( 'avia_one_partner_widget', THEMENAME.' Big Advertising Area', $widget_ops );
        }
    }
}



/**
 *
 *
 * Widget that retrieves, stores and displays the number of twitter and rss followers
 *
 *
 * @todo replace the widget system with a dynamic one, based on config files for easier widget creation
 */

if( ! class_exists( 'avia_combo_widget' ) )
{
    /**
     * AVIA COMBO WIDGET
     *
     * Widget that displays your popular posts, recent posts, recent comments and a tagcloud in a tabbed section
     *
     * @package AviaFramework
     *
     * @since 4.4.2 extended and modified by günter
     */
    class avia_combo_widget extends Avia_Widget
    {
        /**
         * Constructor
         */
        public function __construct()
        {
            $widget_ops = array(
                        'classname' => 'avia_combo_widget',
                        'description' => __( 'A widget that displays your popular posts, recent posts, recent comments and a tagcloud', 'avia_framework' )
                    );

            parent::__construct( 'avia_combo_widget', THEMENAME.' Combo Widget', $widget_ops );

            /**
             * Hook to enable
             */
            add_filter( 'avf_disable_frontend_assets', array( $this, 'handler_enable_shortcodes' ), 50, 1 );
        }

        /**
         *
         * @since 4.4.2
         */
        public function __destruct()
        {
            parent::__destruct();
        }

        /**
         *
         * @since 4.4.2
         * @param array $instance
         * @return array
         */
        protected function parse_args_instance( array $instance )
        {
            /**
             * Backwards comp. only
             *
             * @since 4.4.2 'count' was removed
             */
            $fallback = isset( $instance['count'] );

            $new_instance = wp_parse_args( $instance, array(
                                                'show_popular'      => 4,
                                                'show_recent'       => 4,
                                                'show_comments'     => 4,
                                                'show_tags'         => 45,
                                                'tab_1'             => 'popular',
                                                'tab_2'             => 'recent',
                                                'tab_3'             => 'comments',
                                                'tab_4'             => 'tagcloud',
                                            ) );

            if( $fallback )
            {
                $new_instance['show_popular'] = $instance['count'];
                $new_instance['show_recent'] = $instance['count'];
                $new_instance['show_comments'] = $instance['count'];
                unset( $new_instance['count'] );
            }

            return $new_instance;
        }

        /**
         * prints the widget
         *
         * @param array $args
         * @param array $instance
         */
        public function widget( $args, $instance )
        {
            $instance = $this->parse_args_instance( $instance );

            extract( $args );

            echo $before_widget;

            $used_tabs = 0;

            for( $tab_nr = 1; $tab_nr < 5; $tab_nr++ )
            {
                $key = 'tab_' . $tab_nr;

                if( empty( $instance[ $key ] ) )
                {
                    continue;
                }

                if( ! in_array( $instance[ $key ], array( 'popular', 'recent', 'comments', 'tagcloud' ) ) )
                {
                    continue;
                }

                $used_tabs++;
                $add_class = '';
                $add_class2 = '';

                if( 1 == $used_tabs )
                {
                    echo "<div class='tabcontainer border_tabs top_tab tab_initial_open tab_initial_open__1'>";
                    $add_class = ' first_tab active_tab ';
                    $add_class2 = 'active_tab_content';
                }

                switch( $instance[ $key ] )
                {
                    case 'popular':
                            $args = array(
                                                'posts_per_page'    => $instance['show_popular'],
                                                'orderby'           => 'comment_count',
                                                'order'             => 'desc'
                                            );

                            echo '<div class="tab widget_tab_popular' . $add_class . '"><span>' . __( 'Popular', 'avia_framework' ) . '</span></div>';
                            echo "<div class='tab_content {$add_class2}'>";
                                    avia_combo_widget::get_post_list( $args );
                            echo "</div>";
                            break;
                    case 'recent':
                            $args = array(
                                                'posts_per_page'    => $instance['show_recent'],
                                                'orderby'           => 'post_date',
                                                'order'             => 'desc'
                                            );
                            echo '<div class="tab widget_tab_recent' . $add_class . '"><span>'.__('Recent', 'avia_framework').'</span></div>';
                            echo "<div class='tab_content {$add_class2}'>";
                                    avia_combo_widget::get_post_list( $args );
                            echo "</div>";
                            break;
                    case 'comments':
                            $args = array(
                                                'number'    => $instance['show_comments'],
                                                'status'    => 'approve',
                                                'order'     => 'DESC'
                                            );
                            echo '<div class="tab widget_tab_comments' . $add_class . '"><span>'.__('Comments', 'avia_framework').'</span></div>';
                            echo "<div class='tab_content {$add_class2}'>";
                                    avia_combo_widget::get_comment_list( $args );
                            echo "</div>";
                            break;
                    case 'tagcloud':
                            $args = array(
                                                'number'    => $instance['show_tags'],
                                                'smallest'  => 12,
                                                'largest'   => 12,
                                                'unit'      => 'px'
                                            );
                            echo '<div class="tab last_tab widget_tab_tags' . $add_class . '"><span>'.__('Tags', 'avia_framework').'</span></div>';
                            echo "<div class='tab_content tagcloud {$add_class2}'>";
                                        wp_tag_cloud( $args );
                            echo "</div>";
                        break;
                }
            }

            if( $used_tabs > 0 )
            {
                echo "</div>";
            }

            echo $after_widget;
        }


        /**
         *
         * @param array $new_instance
         * @param array $old_instance
         * @return array
         */
        public function update( $new_instance, $old_instance )
        {
            $instance = $this->parse_args_instance( $old_instance );
            $fields = $this->get_field_names();

            foreach( $new_instance as $key => $value )
            {
                if( in_array( $key, $fields ) )
                {
                    $instance[ $key ] = strip_tags( $value );
                }
            }

            return $instance;
        }


        /**
         * Widgetform in backend
         *
         * @param array $instance
         */
        public function form( $instance )
        {
            $instance = $this->parse_args_instance( $instance );

            extract( $instance );

            $tab_content = array(
                        0               => __( 'No content', 'avia_framework' ),
                        'popular'       => __( 'Popular posts', 'avia_framework' ),
                        'recent'        => __( 'Recent posts', 'avia_framework' ),
                        'comments'      => __( 'Newest comments', 'avia_framework' ),
                        'tagcloud'      => __( 'Tag cloud', 'avia_framework' ),

                );
    ?>
            <p><label for="<?php echo $this->get_field_id( 'show_popular' ); ?>"><?php _e( 'Number of popular posts', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'show_popular' ); ?>" name="<?php echo $this->get_field_name( 'show_popular' ); ?>" class="widefat">
    <?php
                    echo Avia_Widget::number_options( 1, 30, $show_popular );
    ?>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'show_recent' ); ?>"><?php _e( 'Number of recent posts', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'show_recent' ); ?>" name="<?php echo $this->get_field_name( 'show_recent' ); ?>" class="widefat">
    <?php
                    echo Avia_Widget::number_options( 1, 30, $show_recent );
    ?>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'show_comments' ); ?>"><?php _e( 'Number of newest comments', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'show_comments' ); ?>" name="<?php echo $this->get_field_name( 'show_comments' ); ?>" class="widefat">
    <?php
                    echo Avia_Widget::number_options( 1, 30, $show_comments );
    ?>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'show_tags' ); ?>"><?php _e( 'Number of tags for tag cloud', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'show_tags' ); ?>" name="<?php echo $this->get_field_name( 'show_tags' ); ?>" class="widefat">
    <?php
                    echo Avia_Widget::number_options( 1, 100, $show_tags );
    ?>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'tab_1' ); ?>"><?php _e( 'Content of first tab', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'tab_1' ); ?>" name="<?php echo $this->get_field_name( 'tab_1' ); ?>" class="widefat">
    <?php
                    $tab_content_first = $tab_content;
                    unset( $tab_content_first[0] );
                    echo Avia_Widget::options_from_array( $tab_content_first, $tab_1 );
    ?>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'tab_2' ); ?>"><?php _e( 'Content of next tab', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'tab_2' ); ?>" name="<?php echo $this->get_field_name( 'tab_2' ); ?>" class="widefat">
    <?php
                    echo Avia_Widget::options_from_array( $tab_content, $tab_2 );
    ?>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'tab_3' ); ?>"><?php _e( 'Content of next tab', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'tab_3' ); ?>" name="<?php echo $this->get_field_name( 'tab_3' ); ?>" class="widefat">
    <?php
                    echo Avia_Widget::options_from_array( $tab_content, $tab_3 );
    ?>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'tab_4' ); ?>"><?php _e( 'Content of next tab', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'tab_4' ); ?>" name="<?php echo $this->get_field_name( 'tab_4' ); ?>" class="widefat">
    <?php
                    echo Avia_Widget::options_from_array( $tab_content, $tab_4 );
    ?>
                </select>
            </p>
    <?php
        }


        /**
         * This widget needs tab.css and tab.js to work properly.
         *
         * @since 4.4.2
         * @added_by Günter
         * @param array $disabled
         * @return array
         */
        public function handler_enable_shortcodes( array $disabled )
        {
            $settings = $this->get_settings();

            /**
             * Search page might lead to no result and in this case we activate this widget manually
             */
            if( ( count( $settings ) > 0 ) || is_search() )
            {
                unset( $disabled['av_tab_container'] );
            }

            return $disabled;
        }

        /**
         * Get postlist by query args
         * (up to 4.4.2 this was function avia_get_post_list( $avia_new_query , $excerpt = false)
         *
         * @since 4.4.2
         * @added_by Günter
         * @param array $args
         * @param type $excerpt
         */
        static public function get_post_list( array $args , $excerpt = false )
        {
            global $avia_config;

            $image_size = isset( $avia_config['widget_image_size'] ) ? $avia_config['widget_image_size'] : 'widget';

            $additional_loop = new WP_Query($args);

            if( $additional_loop->have_posts() )
            {
                echo '<ul class="news-wrap">';

                while ( $additional_loop->have_posts() )
                {
                    $additional_loop->the_post();

                    $format = "";
                    if( get_post_type() != 'post' )
                    {
                        $format = get_post_type();
                    }

                    if( empty( $format ) )
                    {
                        $format = get_post_format();
                    }
                    if( empty( $format ) )
                    {
                        $format = 'standard';
                    }

                    echo '<li class="news-content post-format-' . $format . '">';

                    //check for preview images:
                    $image = "";

                    if( ! current_theme_supports( 'force-post-thumbnails-in-widget' ) )
                        {
                        $slides = avia_post_meta( get_the_ID(), 'slideshow' );

                        if( $slides != "" && ! empty( $slides[0]['slideshow_image'] ) )
                        {
                            $image = avia_image_by_id( $slides[0]['slideshow_image'], 'widget', 'image' );
                        }
                    }

                    if( ! $image && current_theme_supports( 'post-thumbnails' ) )
                    {
                        $image = get_the_post_thumbnail( get_the_ID(), $image_size );
                    }

                    $time_format = apply_filters( 'avia_widget_time', get_option('date_format') . " - " . get_option('time_format'), 'avia_get_post_list' );

                    $nothumb = ( ! $image) ? 'no-news-thumb' : '';

                    echo "<a class='news-link' title='" . get_the_title() . "' href='" . get_permalink() . "'>";
                    echo    "<span class='news-thumb $nothumb'>";
                    echo        $image;
                    echo    "</span>";
                    echo    "<strong class='news-headline'>".avia_backend_truncate(get_the_title(), 55," ");
                    echo        "<span class='news-time'>".get_the_time($time_format)."</span>";
                    echo    "</strong>";
                    echo "</a>";

                    if( 'display title and excerpt' == $excerpt )
                    {
                        echo "<div class='news-excerpt'>";
                                the_excerpt();
                        echo "</div>";
                    }

                    echo '</li>';
                }

                echo "</ul>";
                wp_reset_postdata();
            }
        }

        /**
         * Get commentlist by query args
         * (up to 4.4.2 this was function avia_get_comment_list( $avia_new_query )
         *
         * @since 4.4.2
         * @added_by Günter
         * @param array $args
         */
        static public function get_comment_list( array $args )
        {
            $time_format = apply_filters( 'avia_widget_time', get_option( 'date_format' ) . " - " . get_option( 'time_format' ), 'avia_get_comment_list' );

            $comments = get_comments( $args );

            if( ! empty( $comments ) )
            {
                echo '<ul class="news-wrap">';

                foreach( $comments as $comment )
                {
                    if( $comment->comment_author != 'ActionScheduler' )
                    {
                        $gravatar_alt = esc_html( $comment->comment_author );

                        echo '<li class="news-content">';
                        echo    "<a class='news-link' title='" . get_the_title( $comment->comment_post_ID ) . "' href='" . get_comment_link($comment) . "'>";
                        echo        "<span class='news-thumb'>";
                        echo            get_avatar( $comment, '48', '', $gravatar_alt );
                        echo        "</span>";
                        echo        "<strong class='news-headline'>" . avia_backend_truncate( $comment->comment_content, 55," " );

                        if($time_format)
                        {
                            echo        "<span class='news-time'>" . get_comment_date( $time_format, $comment->comment_ID ) . " " . __( 'by', 'avia_framework' ) . " " . $comment->comment_author . "</span>";
                        }
                        echo        "</strong>";
                        echo    "</a>";
                        echo '</li>';
                    }
                }

                echo "</ul>";
                wp_reset_postdata();
            }
        }
    }
}

/*-----------------------------------------------------------------------------------
get posts posts
-----------------------------------------------------------------------------------*/
if ( ! function_exists('avia_get_post_list'))
{
    function avia_get_post_list( $avia_new_query , $excerpt = false)
    {
        _deprecated_function( 'avia_get_post_list', '4.4.2', 'avia_combo_widget::get_post_list( $args )');

        $avia_new_query = wp_parse_args( $avia_new_query );
        avia_combo_widget::get_post_list( $avia_new_query, $excerpt );
    }

}

if (!function_exists('avia_get_comment_list'))
{
    function avia_get_comment_list( $avia_new_query )
    {
        _deprecated_function( 'avia_get_comment_list', '4.4.2', 'avia_combo_widget::get_comment_list( $args )');

        $avia_new_query = wp_parse_args( $avia_new_query );
        avia_combo_widget::get_comment_list( $avia_new_query);
    }


}



/*
    Google Maps Widget

    Copyright 2009  Clark Nikdel Powell  (email : taylor@cnpstudio.com)

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

if( ! class_exists('avia_google_maps') )
{
    class avia_google_maps extends Avia_Widget
    {

        /**
         *
         */
        public function __construct()
        {
            $widget_ops = array(
                                'classname'     => 'avia_google_maps',
                                'description'   => __( 'Add a google map to your blog or site', 'avia_framework' )
                            );

            parent::__construct( 'avia_google_maps', THEMENAME.' Google Maps Widget', $widget_ops );

//            add_action( 'admin_enqueue_scripts', array( $this,'handler_print_google_maps_scripts' ) );
        }


        /**
         * @since 4.3.2
         */
        public function __destruct()
        {
            parent::__destruct();
        }

        /**
         *
         * @since 4.3.2
         * @param array $instance
         * @return array
         */
        protected function parse_args_instance( array $instance )
        {
            $SGMoptions = get_option( 'SGMoptions', array() ); // get options defined in admin page ????
            $SGMoptions =  wp_parse_args( $SGMoptions, array(
                                            'zoom'              =>  '15',           // 1 - 19
                                            'type'              =>  'ROADMAP',      // ROADMAP, SATELLITE, HYBRID, TERRAIN
                                            'content'           =>  '',
                                        ) );

            $new_instance = wp_parse_args( $instance, array(
                                            'title'             =>  '',
                                            'lat'               =>  '0',
                                            'lng'               =>  '0',
                                            'zoom'              =>  $SGMoptions['zoom'],
                                            'type'              =>  $SGMoptions['type'],
                                            'directionsto'      =>  '',
                                            'content'           =>  $SGMoptions['content'],
                                            'width'             =>  '',
                                            'height'            =>  '',
                                            'street-address'    =>  '',
                                            'city'              =>  '',
                                            'state'             =>  '',
                                            'postcode'          =>  '',
                                            'country'           =>  '',
                                            'icon'              =>  '',
                                            'google_link'       =>  '',
                                            'confirm_button'    =>  __( 'Click to load Google Maps', 'avia_framework' ),
                                            'page_link_text'    =>  __( 'Open Google Maps in a new window', 'avia_framework' ),
                                            'google_fallback'   =>  ''
                                        ) );

            return $new_instance;
        }


        /**
         * Output the content of the widget
         *
         * @param array $args
         * @param array $instance
         */
        public function widget( $args, $instance )
        {
            if( true === Av_Google_Maps()->is_loading_prohibited() )
            {
                if( current_user_can( 'edit_posts' ) )
                {
                    echo '<p style="font-weight: 700;color: red;">' . __( 'Widget Google Maps is disabled in theme options &quot;Google Services&quot;.', 'avia_framework' ) . '</p>';
                    echo '<p style="font-weight: 400;color: red;">' . __( '(Visible to admins only.)', 'avia_framework' ) . '</p>';
                }

                return;
            }

            $instance = $this->parse_args_instance( $instance );
            $fields = $this->get_field_names();

            foreach( $instance as $key => $value )
            {
                if( in_array( $key, $fields ) )
                {
                    $instance[ $key ] = esc_attr( $value );
                }
            }

            extract( $args );
            extract( $instance );

            $street_address = $instance['street-address'];

            if( empty( $lat ) || empty( $lng ) )
            {
                return;
            }

            /**
             * Allow to change the conditional display setting - e.g. if user is opt in and allows to connect directly
             *
             * @since 4.4
             * @param string $google_link           '' | 'confirm_link' | 'page_only'
             * @param string $context
             * @param mixed $object
             * @param array $args
             * @param array $instance
             * @return string
             */
            $original_google_link = $google_link;
            $google_link = apply_filters( 'avf_conditional_setting_external_links', $google_link, __CLASS__, $this, $args, $instance );
            if( ! in_array( $google_link, array( '', 'confirm_link', 'page_only' ) ) )
            {
                $google_link = $original_google_link;
            }

            $title = apply_filters('widget_title', $title );

            echo $before_widget;

            if( ! empty( $title ) )
            {
                echo $before_title . $title . $after_title;
            }


            $html_fallback_url = '';
            if( ! empty( $google_fallback ) )
            {
                $html_fallback_url .= 'background-image:url(' . $google_fallback . ');';
            }

            $html_overlay = '';
            if( ( 'confirm_link' == $google_link ) || ( 'page_only' == $google_link ) )
            {
                $button_class = empty( $html_fallback_url ) ? ' av_text_confirm_link_visible' : '';

                $text_overlay = '';
                if( 'confirm_link' == $google_link )
                {
                    $html_overlay = '<a href="#" class="av_gmaps_confirm_link av_text_confirm_link' . $button_class . '">';
                    $text_overlay = esc_html( $confirm_button );
                }
                else
                {
                    if( empty( $street_address ) )
                    {
                        $adress1 = $lat;
                        $adress2 = $lng;
                    }
                    else
                    {
                        $adress1 = $street_address . ' ' . $postcode . ' ' . $city . ' ' . $state . ' ' . $country;
                        $adress2 = '';
                    }

                    $url = av_google_maps::api_destination_url( $adress1, $adress2 );
                    $html_overlay = avia_targeted_link_rel( '<a class="av_gmaps_page_only av_text_confirm_link' . $button_class . '" href="' . $url . '" target="_blank">' );
                    $text_overlay = esc_html( $page_link_text );
                }

                $html_overlay .= '<span>' . $text_overlay . '</span></a>';

                /**
                 * @since 4.4.2
                 * @param string        output string
                 * @param object        context
                 * @param array
                 * @param array
                */
                $filter_args = array(
                           $html_overlay,
                           $this,
                           $args,
                           $instance
                   );
                $html_overlay = apply_filters_ref_array( 'avf_google_maps_confirm_overlay', $filter_args );
            }

            $map_id = '';
            if( 'page_only' != $google_link )
            {
                /**
                 * Add map data to js
                 */
                $content = htmlspecialchars( $content, ENT_QUOTES );
                $content = str_replace( '&lt;', '<', $content );
                $content = str_replace( '&gt;', '>', $content );
                $content = str_replace( '&quot;', '"', $content );
                $content = str_replace( '&#039;', '"', $content );
//              $content = json_encode( $content );
                $content = wpautop( $content );

                $data = array(
                            'hue'                   => '',
                            'zoom'                  => $zoom,
                            'saturation'            => '',
                            'zoom_control'          => true,
//                          'pan_control'           => true,                not needed in > 4.3.2
                            'streetview_control'    => false,
                            'mobile_drag_control'   => true,
                            'maptype_control'       => 'dropdown',
                            'maptype_id'            => $type
                );

                $data['marker'] = array();

                $data['marker'][0] = array(
                            'address'           => $postcode . '  ' . $street_address,
                            'city'              => $city,
                            'country'           => $country,
                            'state'             => $state,
                            'long'              => $lng,
                            'lat'               => $lat,
                            'icon'              => $icon,
                            'imagesize'         => 40,
                            'content'           => $content,
                    );

                /**
                 * Does not work since 4.4
                 */
                if( ! empty( $directionsto ) )
                {
                    $data['marker'][0]['directionsto'] = $directionsto;
                }

                $add = empty( $google_link ) ? 'unconditionally' : 'delayed';

                /**
                 * Allow to filter Google Maps data array
                 *
                 * @since 4.4
                 * @param array $data
                 * @param string context
                 * @param object
                 * @param array additional args
                 * @return array
                 */
                $data = apply_filters( 'avf_google_maps_data', $data, __CLASS__, $this, array( $args, $instance ) );

                $map_id = Av_Google_Maps()->add_map( $data, $add );
            }

            switch( $google_link )
            {
                case 'confirm_link':
                    $show_class = 'av_gmaps_show_delayed';
                    break;
                case 'page_only':
                    $show_class = 'av_gmaps_show_page_only';
                    break;
                case '':
                default:
                    $show_class = 'av_gmaps_show_unconditionally';
                    break;
            }

            if( empty( $html_fallback_url ) )
            {
                $show_class .= ' av-no-fallback-img';
            }

            $style = '';        // $this->define_height($height)
            if( ! empty( $height ) )
            {
                $height = str_replace( ';', '', $height );
                $style .= " height: {$height};";
            }
            if( ! empty( $width ) )
            {
                $width = str_replace( ';', '', $width );
                $style .= " width: {$width};";
            }
            if( ! empty( $html_fallback_url ) )
            {
                $html_fallback_url = str_replace( ';', '', $html_fallback_url );
                $style .= " {$html_fallback_url};";
            }

            if( ! empty( $style ) )
            {
                $style = "style='{$style}'";
            }

            echo '<div class="av_gmaps_widget_main_wrap av_gmaps_main_wrap">';

            if( empty( $map_id ) )
            {
                echo    "<div class='avia-google-map-container avia-google-map-widget {$show_class}' {$style}>";
            }
            else
            {
                echo    "<div id='{$map_id}' class='avia-google-map-container avia-google-map-widget {$show_class}' data-mapid='{$map_id}' {$style}>";
            }

            echo            $html_overlay;
            echo        '</div>';


            echo '</div>';

            echo $after_widget;
        }

        /**
         * Process widget options to be saved
         *
         * @param array $new_instance
         * @param array $old_instance
         * @return array
         */
        public function update( $new_instance, $old_instance )
        {
            $instance = $this->parse_args_instance( $old_instance );

            $fields = $this->get_field_names();

            foreach( $new_instance as $key => $value )
            {
                if( in_array( $key, $fields ) )
                {
                    $instance[ $key ] = strip_tags( $value );
                }
            }

            return $instance;
        }


        /**
         * output the options form on admin
         *
         * @param array $instance
         */
        public function form( $instance )
        {
            $instance = $this->parse_args_instance( $instance );
            $fields = $this->get_field_names();

            foreach( $instance as $key => $value )
            {
                if( in_array( $key, $fields ) )
                {
                    $instance[ $key ] = esc_attr( $value );
                }
            }

            extract( $instance );

            $street_address = $instance['street-address'];

            $html = new avia_htmlhelper();

            $marker_icon_element = array(
                                'name'      => __( 'Custom Marker Icon', 'avia_framework' ),
                                'desc'      => __( 'Upload a custom marker icon or enter the URL', 'avia_framework' ),
                                'id'        => $this->get_field_id( 'icon'),
                                'id_name'   => $this->get_field_name( 'icon' ),
                                'std'       => $icon,
                                'type'      => 'upload',
                                'label'     => __('Use image as custom marker icon', 'avia_framework')
                            );

            $fallback_element = array(
                                'name'      => __( 'Fallback image to replace Google Maps', 'avia_framework' ),
                                'desc'      => __( 'Upload a fallback image or enter the URL to an image to replace Google Maps or until Google Maps is loaded', 'avia_framework' ),
                                'id'        => $this->get_field_id( 'google_fallback'),
                                'id_name'   => $this->get_field_name( 'google_fallback' ),
                                'std'       => $google_fallback,
                                'type'      => 'upload',
                                'label'     => __('Use image as Google Maps fallback image', 'avia_framework')
                            );

            ?>
            <div class="avia_widget_form avia_widget_conditional_form avia_google_maps_form <?php echo $google_link;?>">
                <p>
                    <label for="<?php print $this->get_field_id('title'); ?>"><?php _e('Title:','avia_framework'); ?></label>
                    <input class="widefat" id="<?php print $this->get_field_id('title'); ?>" name="<?php print $this->get_field_name('title'); ?>" type="text" value="<?php print $title; ?>" />
                </p>
                <p>
                <?php _e('Enter the latitude and longitude of the location you want to display. Need help finding the latitude and longitude?', 'avia_framework'); ?> <a href="#" class="avia-coordinates-help-link button"><?php _e('Click here to enter an address.','avia_framework'); ?></a>
                </p>
                <div class="avia-find-coordinates-wrapper">
                    <p>
                        <label for="<?php print $this->get_field_id('street-address'); ?>"><?php _e('Street Address:','avia_framework'); ?></label>
                        <input class='widefat avia-map-street-address' id="<?php print $this->get_field_id('street-address'); ?>" name="<?php print $this->get_field_name('street-address'); ?>" type="text" value="<?php print $street_address; ?>" />
                    </p>
                    <p>
                        <label for="<?php print $this->get_field_id('city'); ?>"><?php _e('City:','avia_framework'); ?></label>
                        <input class='widefat avia-map-city' id="<?php print $this->get_field_id('city'); ?>" name="<?php print $this->get_field_name('city'); ?>" type="text" value="<?php print $city; ?>" />
                    </p>
                    <p>
                        <label for="<?php print $this->get_field_id('state'); ?>"><?php _e('State:','avia_framework'); ?></label>
                        <input class='widefat avia-map-state' id="<?php print $this->get_field_id('state'); ?>" name="<?php print $this->get_field_name('state'); ?>" type="text" value="<?php print $state; ?>" />
                    </p>
                    <p>
                        <label for="<?php print $this->get_field_id('postcode'); ?>"><?php _e('Postcode:','avia_framework'); ?></label>
                        <input class='widefat avia-map-postcode' id="<?php print $this->get_field_id('postcode'); ?>" name="<?php print $this->get_field_name('postcode'); ?>" type="text" value="<?php print $postcode; ?>" />
                    </p>
                    <p>
                        <label for="<?php print $this->get_field_id('country'); ?>"><?php _e('Country:','avia_framework'); ?></label>
                        <input class='widefat avia-map-country' id="<?php print $this->get_field_id('country'); ?>" name="<?php print $this->get_field_name('country'); ?>" type="text" value="<?php print $country; ?>" />
                    </p>
                    <p>
                        <a class="button avia-populate-coordinates"><?php _e('Fetch coordinates!','avia_framework'); ?></a>
                        <div class='avia-loading-coordinates'><?php _e('Fetching the coordinates. Please wait...','avia_framework'); ?></div>
                    </p>
                </div>
                <div class="avia-coordinates-wrapper">
                    <p>
                        <label for="<?php print $this->get_field_id('lat'); ?>"><?php _e('Latitude:','avia_framework'); ?></label>
                        <input class='widefat avia-map-lat' id="<?php print $this->get_field_id('lat'); ?>" name="<?php print $this->get_field_name('lat'); ?>" type="text" value="<?php print $lat; ?>" />
                    </p>
                    <p>
                        <label for="<?php print $this->get_field_id('lng'); ?>"><?php _e('Longitude:','avia_framework'); ?></label>
                        <input class='widefat avia-map-lng' id="<?php print $this->get_field_id('lng'); ?>" name="<?php print $this->get_field_name('lng'); ?>" type="text" value="<?php print $lng; ?>" />
                    </p>
                </div>
                <p>
                <label for="<?php print $this->get_field_id('zoom'); ?>"><?php echo __('Zoom Level:','avia_framework').' <small>'.__('(1-19)','avia_framework').'</small>'; ?></label>
                <select class="widefat" id="<?php echo $this->get_field_id('zoom'); ?>" name="<?php echo $this->get_field_name('zoom'); ?>">
                    <?php
                    $answers = array(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19);
                    foreach( $answers as $answer )
                    {
                        ?><option value="<?php echo $answer;?>" <?php selected( $answer, $zoom ); ?>><?php echo $answer;?></option><?php
                    }?>
                </select>
                </p>
                <p>
                <label for="<?php print $this->get_field_id('type'); ?>"><?php _e('Map Type:','avia_framework'); ?></label>
                <select class="widefat" id="<?php echo $this->get_field_id('type'); ?>" name="<?php echo $this->get_field_name('type'); ?>">
                    <?php
                    $answers = array('ROADMAP', 'SATELLITE', 'HYBRID', 'TERRAIN');
                    foreach( $answers as $answer )
                    {
                        ?><option value="<?php echo $answer;?>" <?php selected( $answer, $type ); ?>><?php echo $answer;?></option><?php
                    }?>
                </select>
                </p>
                <p style="display:none;">
                    <label for="<?php print $this->get_field_id('directionsto'); ?>"><?php _e('Display a Route by entering a address here. (If address is added Zoom will be ignored)','avia_framework'); ?>:</label>
                    <input class="widefat" id="<?php print $this->get_field_id('directionsto'); ?>" name="<?php print $this->get_field_name('directionsto'); ?>" type="text" value="<?php print $directionsto; ?>" />
                </p>
                <p>
                    <label for="<?php print $this->get_field_id('content'); ?>"><?php _e('Info Bubble Content:','avia_framework'); ?></label>
                    <textarea rows="7" class="widefat" id="<?php print $this->get_field_id('content'); ?>" name="<?php print $this->get_field_name('content'); ?>"><?php print $content; ?></textarea>
                </p>

                <div class="avia_gm_marker_icon_upload avia_google_marker_icon av-widgets-upload">
                    <?php echo $html->render_single_element( $marker_icon_element );?>
                </div>
                <p>
                    <label for="<?php print $this->get_field_id('width'); ?>"><?php _e('Enter the width in px or &percnt; (100&percnt; width will be used if you leave this field empty)','avia_framework'); ?>:</label>
                    <input class="widefat" id="<?php print $this->get_field_id('width'); ?>" name="<?php print $this->get_field_name('width'); ?>" type="text" value="<?php print $width; ?>" />
                </p>
                <p>
                    <label for="<?php print $this->get_field_id('height'); ?>"><?php _e('Enter the height in px or &percnt;','avia_framework'); ?>:</label>
                    <input class="widefat" id="<?php print $this->get_field_id('height'); ?>" name="<?php print $this->get_field_name('height'); ?>" type="text" value="<?php print $height; ?>" />
                </p>
                <p>
                    <label for="<?php echo $this->get_field_id( 'google_link' ); ?>"><?php _e( 'Link to Google Maps', 'avia_framework' ); ?>:</label>
                    <select id="<?php echo $this->get_field_id( 'google_link' ); ?>" name="<?php echo $this->get_field_name( 'google_link' ); ?>" class="widefat avia-coditional-widget-select">
                        <option value="" <?php selected( '', $google_link ) ?>><?php _e( 'Show Google Maps immediately', 'avia_framework' ); ?></option>
                        <option value="confirm_link" <?php selected( 'confirm_link', $google_link ) ?>><?php _e( 'User must accept to show Google Maps', 'avia_framework' ); ?></option>
                        <option value="page_only" <?php selected( 'page_only', $google_link ) ?>><?php _e( 'Only open Google Maps in new window', 'avia_framework' ); ?></option>
                    </select>
                </p>

                <p class="av-confirm_link">
                    <label for="<?php echo $this->get_field_id('confirm_button'); ?>"><?php _e('Button text confirm to load Google Maps:', 'avia_framework'); ?>
                    <input class="widefat" id="<?php echo $this->get_field_id('confirm_button'); ?>" name="<?php echo $this->get_field_name('confirm_button'); ?>" type="text" value="<?php echo $confirm_button; ?>" /></label>
                </p>

                <p class="av-page_only">
                    <label for="<?php echo $this->get_field_id('page_link_text'); ?>"><?php _e('Direct link to Google Maps page:', 'avia_framework'); ?>
                    <input class="widefat" id="<?php echo $this->get_field_id('page_link_text'); ?>" name="<?php echo $this->get_field_name('page_link_text'); ?>" type="text" value="<?php echo $page_link_text; ?>" /></label>
                </p>

                <div class="avia_gm_fallback_upload avia_google_fallback av-widgets-upload">
                    <?php echo $html->render_single_element( $fallback_element );?>
                </div>
<?php
                if( true === Av_Google_Maps()->is_loading_prohibited() )
                {
                    echo '<p style="font-weight: 700;color: red;">' . __( 'This element is disabled in frontend with theme option', 'avia_framework' ) . '</p>';
                }
?>
            </div>
            <?php
        }

        /**
         * Output scripts in backend
         */
        public function handler_print_google_maps_scripts()
        {
            return;

            $api_key = avia_get_option( 'gmap_api' );
            $api_url = av_google_maps::api_url( $api_key );

            wp_register_script( 'avia-google-maps-api', $api_url, array('jquery'), null, true );

            $load_google_map_api = apply_filters( 'avf_load_google_map_api', true, 'avia_google_map_widget' );

            if( $load_google_map_api )
            {
                wp_enqueue_script( 'avia-google-maps-api' );
            }

            $is_widget_edit_page = in_array( basename( $_SERVER['PHP_SELF'] ), array( 'widgets.php' ) );
            if( $is_widget_edit_page )
            {
                wp_register_script( 'avia-google-maps-widget', AVIA_JS_URL . 'conditional_load/avia_google_maps_widget_admin.js', array( 'jquery','media-upload','media-views' ), '1.0.0', true);
                wp_enqueue_script( 'avia-google-maps-widget' );

                $args = array(
                    'toomanyrequests'   => __( "Too many requests at once, please refresh the page to complete geocoding", 'avia_framework' ),
                    'latitude'          => __( "Latitude and longitude for", 'avia_framework' ),
                    'notfound'          => __( "couldn't be found by Google, please add them manually", 'avia_framework' ),
                    'insertaddress'     => __( "Please insert a valid address in the fields above", 'avia_framework' )
                );

                if( $load_google_map_api )
                {
                    wp_localize_script( 'avia-google-maps-api', 'AviaMapTranslation', $args );
                }
            }
        }

        /**
         * Returns the js script
         *
         * @param string $lat
         * @param string $lng
         * @param string $zoom
         * @param string $type
         * @param string $content
         * @param string $directionsto
         * @param string $width
         * @param string $height
         * @param string $icon
         * @return string
         *
         * @deprecated since version 4.4    no longer needed
         */
        protected function print_map( $lat, $lng, $zoom, $type, $content, $directionsto, $width, $height, $icon )
        {
            global $avia_config;

            _deprecated_function( 'print_map', '4.4', 'see class av_google_maps' );

            $output = "";
            $unique = uniqid();

            $prefix = isset($_SERVER['HTTPS'] ) ? "https" : "http";
            $width = ! empty( $width ) ? 'width:'.$width.';' : 'width:100%;';
            $height = ! empty( $height ) ? 'height:'.$height.';' : '';

            $content = htmlspecialchars( $content, ENT_QUOTES );
            $content = str_replace( '&lt;', '<', $content );
            $content = str_replace( '&gt;', '>', $content );
            $content = str_replace( '&quot;', '"', $content );
            $content = str_replace( '&#039;', '"', $content );
            $content = json_encode( $content );


            $directionsForm = "";
            if( empty( $avia_config['g_maps_widget_active'] ) )
            {
                $avia_config['g_maps_widget_active'] = 0;
            }

            if( apply_filters( 'avia_google_maps_widget_load_api', true, $avia_config[ 'g_maps_widget_active'] ) )
            {
                $api_key = avia_get_option('gmap_api');
                $api_url = av_google_maps::api_url( $api_key );

                wp_register_script( 'avia-google-maps-api', $api_url, array( 'jquery' ), null, true );
                wp_enqueue_script( 'avia-google-maps-api' );
            }

            $avia_config['g_maps_widget_active'] ++;

            $output .= "<script type='text/javascript'>
                function makeMap_" . $avia_config['g_maps_widget_active'] . "() {\n";

            $avia_maps_config = "
                var directionsDisplay;
                directionsDisplay = new google.maps.DirectionsRenderer;
                var directionsService = new google.maps.DirectionsService;
                var map;
                var latlng = new google.maps.LatLng(" . $lat . ", " . $lng . ");
                var directionsto = '" . $directionsto . "';
                var myOptions = {
                  zoom:" . $zoom . ",
                  mapTypeControl:true,
                  mapTypeId:google.maps.MapTypeId." . $type . ",
                  mapTypeControlOptions:{style:google.maps.MapTypeControlStyle.DROPDOWN_MENU},
                  navigationControl:true,
                  navigationControlOptions:{style:google.maps.NavigationControlStyle.SMALL},
                  center:latlng
                };
                var map = new google.maps.Map(document.getElementById('avia_google_maps_$unique'), myOptions);

                if(directionsto.length > 5)
                {
                  directionsDisplay.setMap(map);
                  var request = {
                     origin:directionsto,
                     destination:latlng,
                     travelMode:google.maps.DirectionsTravelMode.DRIVING
                };
                  directionsService.route(request, function(response, status) {
                     if(status == google.maps.DirectionsStatus.OK) {
                        directionsDisplay.setDirections(response)
                     }
                  })
                }
                else
                {
                  var contentString = " . $content . ";
                  var infowindow = new google.maps.InfoWindow({
                     content: contentString
                  });
                  var marker = new google.maps.Marker({
                     position: latlng,
                     map: map,
                     icon: '" . $icon . "',
                     title: ''
                  });

                  google.maps.event.addListener(marker, 'click', function() {
                      infowindow.open(map,marker);
                  });
                }";

            $output .= apply_filters( 'avia_google_maps_widget_config', $avia_maps_config, $lat, $lng, $directionsto, $zoom, $type, $unique, $content, $icon );

            $output .= "\n}\n\n
                    jQuery(document).ready(function() {
                        makeMap_" . $avia_config['g_maps_widget_active'] . "()
                    });
                </script>
                <div id='avia_google_maps_$unique' style='$height $width' class='avia_google_map_container'></div>";

           return $output;
        }


    } // SGMwidget widget
}


if( ! class_exists('avia_instagram_widget') )
{
    /**
     * Extended and improved version.
     * Adds a background caching of images on own server to avoid to access instagram to display the images
     *
     * @since 4.3.1
     * @by Günter
     */
    class avia_instagram_widget extends Avia_Widget
    {

        /**
         *
         * @since 4.3.1
         * @var array
         */
        protected $upload_folders;

        /**
         * Stores the expire time for cached images in seconds.
         * Do not make intervall too short to avoid unnecessary requests.
         * Also make it large enough to allow a complete update of all instances in that period.
         *
         * @since 4.3.1
         * @var int
         */
        protected $expire_time;

        /**
         *
         * @since 4.3.1
         * @var boolean
         */
        protected $activate_cron;


        /**
         * Holds all caching info for each widget instance.
         *
         * @since 4.3.1
         * @var array
         */
        protected $cache;


        /**
         *
         * @since 4.3.1
         * @var array
         */
        protected $cached_file_sizes;


        /**
         *
         */
        public function __construct()
        {
            parent::__construct(
                                'avia-instagram-feed',
                                THEMENAME ." ". __( 'Instagram', 'avia_framework' ),
                                array( 'classname' => 'avia-instagram-feed', 'description' => __( 'Displays your latest Instagram photos', 'avia_framework' ) )
                            );

            $this->upload_folders = wp_upload_dir();

            if( is_ssl() )
            {
                $this->upload_folders['baseurl'] = str_replace( 'http://', 'https://', $this->upload_folders['baseurl'] );
            }

            $folder = apply_filters( 'avf_instagram_cache_folder_name', 'avia_instagram_cache' );

            $this->upload_folders['instagram_dir'] = trailingslashit( trailingslashit( $this->upload_folders['basedir'] ) . $folder );
            $this->upload_folders['instagram_url'] = trailingslashit( trailingslashit( $this->upload_folders['baseurl'] ) . $folder );

            $this->expire_time = HOUR_IN_SECONDS * 2;

            $this->expire_time = apply_filters_deprecated( 'null_instagram_cache_time', array( $this->expire_time ), '4.3.1', 'avf_instagram_file_cache_time', __( 'Adding possible file caching on server might need a longer period of time to invalidate cache.', 'avia_framework' ) );
            $this->expire_time = apply_filters( 'avf_instagram_file_cache_time', $this->expire_time );

            $this->activate_cron =  ! ( defined( 'DISABLE_WP_CRON' ) && DISABLE_WP_CRON );
            $this->activate_cron = apply_filters( 'avf_instagram_activate_cron', $this->activate_cron );

            $this->cache = $this->get_cache();

            $this->cached_file_sizes = array( 'thumbnail', 'small', 'large', 'original' );

            /**
             * WP Cron job events
             */
            if( $this->activate_cron )
            {
                add_action( 'av_instagram_scheduled_filecheck', array( $this, 'handler_scheduled_filecheck' ), 10 );
            }

            /**
             * Makes sure to keep cron job alive as fallback
             */
            if( is_admin() )
            {
                add_action( 'admin_init', array( $this, 'handler_init_filecheck' ), 99999 );
                add_action( 'delete_widget', array( $this, 'handler_delete_widget' ), 10, 3 );
            }
            else
            {
                add_action( 'init', array( $this, 'handler_init_filecheck' ), 99999 );
            }

        }

        /**
         *
         * @since 4.3.1
         */
        public function __destruct()
        {
            parent::__destruct();

            unset( $this->upload_folders );
            unset( $this->cache );
            unset( $this->cached_file_sizes );
        }


        /**
         * Returns the cache info array
         *
         * @since 4.3.1
         * @return array
         */
        public function get_cache()
        {
            if( is_null( $this->cache ) )
            {
                $cache = get_option( 'avia_instagram_widgets_cache', '' );

                /**
                 * backwards comp only
                 */
                if( is_array( $cache ) )
                {
                    $this->cache = $cache;
                }
                else if( ! is_string( $cache ) || empty( $cache ) )
                {
                    $this->cache = null;
                }
                else
                {
                    $cache = json_decode( $cache, true );
                    $this->cache = is_array( $cache ) ? $cache : null;
                }

                if( empty( $this->cache ) )
                {
                    $this->cache = array(
                            'last_updated'      => 0,           //  time() when last complete check has run
                            'instances'         => array()
                        );
                }
            }

            return $this->cache;
        }


        /**
         * Update the cache array in DB
         *
         * @since 4.3.1
         * @param array|null $cache
         */
        public function update_cache( array $cache = null )
        {
            if( ! is_null( $cache) )
            {
                $this->cache = $cache;
            }

            $save = json_encode( $this->cache );
            update_option( 'avia_instagram_widgets_cache', $save );
        }


        /**
         * Ensure a valid instance array filled with defaults
         *
         * @since 4.3.1
         * @param array $instance
         * @return array
         */
        protected function parse_args_instance( array $instance )
        {
            $instance = wp_parse_args( $instance, array(
                                    'title'         => __( 'Instagram', 'avia_framework' ),
                                    'username'      => '',
                                    'cache'         => apply_filters( 'avf_instagram_default_cache_location', '' ),     //  '' | 'server'
                                    'number'        => 9,
                                    'columns'       => 3,
                                    'size'          => 'thumbnail',
                                    'target'        => 'lightbox' ,
                                    'link'          => __( 'Follow Me!', 'avia_framework' ),
                                    'avia_key'      => ''
                                )
                            );

            return $instance;
        }

        /**
         * Ensure a valid instance array filled with defaults
         *
         * @since 4.3.1
         * @param array $instance_cache
         * @return array
         */
        protected function parse_args_instance_cache( array $instance_cache )
        {
            $instance_cache = wp_parse_args( (array) $instance_cache, array(
                                            'upload_folder'     => '',              //  not the complete path, only the last folder name
                                            'path_error'        => '',              //  Error message if upload_folder could not be created
                                            'instagram_error'   => '',
                                            'upload_errors'     => false,           //  number of errors found when caching files to show
                                            'last_update'       => 0,               //  time() of last update
                                            'cached_list'       => array(),         //  in the order how to display the files and file info on server
                                            'instagram_list'    => array()          //  returned info from instagramm
                                        ));

            return $instance_cache;
        }


        /**
         * Creates a unique key for the given instance for our cache array
         *
         * @since 4.3.1
         * @param array $instance
         * @param string $id_widget
         * @return string
         */
        protected function create_avia_key( array $instance, $id_widget )
        {
            $k = 0;
            $key = str_replace( $this->id_base . '-', '', $id_widget ) . '-' . AviaHelper::save_string( $instance['title'], '-' );

            $orig_key = $key;
            while( array_key_exists( $key, $this->cache['instances'] ) )
            {
                $key = $orig_key . "-{$k}";
                $k++;
            }

            return $key;
        }


        /**
         * Output the widget in frontend
         *
         * @param array $args
         * @param array $instance
         */
        public function widget( $args, $instance )
        {
            $instance = $this->parse_args_instance( $instance );

            $fields = $this->get_field_names();

            foreach( $instance as $key => $value )
            {
                if( in_array( $key, $fields ) )
                {
                    $instance[ $key ] = esc_attr( $value );
                }
            }

            extract( $args, EXTR_SKIP );
            extract( $instance, EXTR_SKIP );

            /**
             * Allow to change the conditional display setting - e.g. if user is opt in and allows to connect directly
             *
             * @since 4.4
             * @param string $google_link           '' | 'server'
             * @param string $context
             * @param mixed $object
             * @param array $args
             * @param array $instance
             * @return string
             */
            $original_cache = $cache;
            $cache = apply_filters( 'avf_conditional_setting_external_links', $cache, __CLASS__, $this, $args, $instance );
            if( ! in_array( $cache, array( '', 'server' ) ) )
            {
               $cache = $original_cache;
            }

            $title = apply_filters( 'widget_title', $title, $args );

            /**
             * Skip for non logged in users in frontend
             */
            if( ( trim( $username ) == '' ) && ! is_user_logged_in() && ! current_user_can( 'edit_posts' ) )
            {
                return;
            }

            echo $before_widget;

            if ( ! empty( $title ) )
            {
                echo $before_title . $title . $after_title;
            }

            do_action( 'aviw_before_widget', $instance );

            if( $username != '' )
            {
                $errors = array();
                $media_array = array();

                $instance_cache = isset( $this->cache['instances'][ $instance['avia_key'] ] ) ? $this->cache['instances'][ $instance['avia_key'] ] : null;

                if( ! is_null( $instance_cache ) )
                {
                    if( ! empty( $instance_cache['instagram_error'] ) )
                    {
                        $errors =  array( $instance_cache['instagram_error'] );
                    }
                    if( ! empty( $instance_cache['upload_errors'] ) && ( 'server' == $instance['cache'] ) )
                    {
                        foreach( $instance_cache['cached_list'] as $img )
                        {
                            if( ! empty( $img['errors'] ) )
                            {
                                $errors = array_merge( $errors, $img['errors'] );
                            }
                        }
                    }

                    if( 'server' == $instance['cache'] )
                    {
                        $media_array = $instance_cache['cached_list'];

                        $url = trailingslashit( trailingslashit( $this->upload_folders['instagram_url'] ) . $instance_cache['upload_folder'] );

                        foreach( $media_array as $key => $media )
                        {
                            if( ! empty( $media['errors'] ) )
                            {
                                $errors = array_merge( $errors, $media['errors'] );
                            }

                            if( ! empty( $media[ $size ] ) )
                            {
                                $media_array[ $key ][ $size ] = $url . $media[ $size ];
                            }
                            if( ! empty( $media[ 'original' ] ) )
                            {
                                $media_array[ $key ]['original'] = $url . $media['original'];
                            }
                        }
                    }
                    else
                    {
                        $media_array = $instance_cache['instagram_list'];
                    }
                }

                /**
                 * Only show error messages to admins and authors
                 */
                if( ! empty( $errors ) && is_user_logged_in() && current_user_can( 'edit_posts' ) )
                {
                    $errors = array_map( 'esc_html__', $errors );

                    $out = '';
                    $out .= '<div class="av-instagram-errors">';

                    $out .=     '<p class="av-instagram-errors-msg av-instagram-admin">' . esc_html__( 'Only visible for admins:', 'avia_framework' ) . '</p>';

                    $out .=     '<p class="av-instagram-errors-msg av-instagram-admin">';
                    $out .=         implode( '<br />', $errors );
                    $out .=     '</p>';

                    $out .= '</div>';

                    echo $out;
                }

                if( count( $media_array ) > 0 )
                {
                    // filters for custom classes
                    $ulclass    = esc_attr( apply_filters( 'aviw_list_class', 'av-instagram-pics av-instagram-size-' . $size ) );
                    $rowclass   = esc_attr( apply_filters( 'aviw_row_class', 'av-instagram-row' ) );
                    $liclass    = esc_attr( apply_filters( 'aviw_item_class', 'av-instagram-item' ) );
                    $aclass     = esc_attr( apply_filters( 'aviw_a_class', '' ) );
                    $imgclass   = esc_attr( apply_filters( 'aviw_img_class', '' ) );

                    ?><div class="<?php echo esc_attr( $ulclass ); ?>"><?php

                    $last_id  = end( $media_array );
                    $last_id  = $last_id['id'];

                    $rowcount = 0;
                    $itemcount = 0;
                    foreach ( $media_array as $item )
                    {
                        if( empty( $item[ $size ] ) )
                        {
                            continue;
                        }

                        if( $rowcount == 0 )
                        {
                            echo "<div class='{$rowclass}'>";
                        }

                        $rowcount ++;
                        $itemcount ++;

                        $targeting = $target;
                        if( $target == "lightbox" )
                        {
                            $targeting = "";
                            $item['link'] = ! empty( $item['original'] ) ? $item['original'] : $item[ $size ];
                        }

                        echo '<div class="' . $liclass . '">';
                        echo '<a href="' . esc_url( $item['link'] ) . '" target="' . esc_attr( $targeting ) . '"  class="' . $aclass . ' ' . $imgclass . '" title="' . esc_attr( $item['description'] ) . '" style="background-image:url(' . esc_url( $item[ $size ] ) . ');">';
                        echo '</a></div>';

                        if( $rowcount % $columns == 0 || $last_id == $item['id'] || ( $itemcount >= $number ) )
                        {
                            echo '</div>';
                            $rowcount = 0;

                            if( $itemcount >= $number )
                            {
                                break;
                            }
                        }
                    }
                    echo '</div>';
                }
                else
                {
                    echo '<p class="av-instagram-errors-msg">' . esc_html__( 'No images available at the moment', 'avia_framework' ) . '</p>';
                }
            }
            else
            {
                echo '<p class="av-instagram-errors-msg av-instagram-admin">' . esc_html__( 'For admins only: Missing intagram user name !!', 'avia_framework' ) . '</p>';
            }

            if ( $link != '' )
            {
                ?>
                <a class="av-instagram-follow avia-button" href="https://instagram.com/<?php echo esc_attr( trim( $username ) ); ?>" rel="me" target="<?php echo esc_attr( $target ); ?>"><?php echo $link; ?></a><?php
            }

            do_action( 'aviw_after_widget', $instance );

            echo $after_widget;
        }


        /**
         * Output the form in backend
         *
         * @param array $instance
         */
        public function form( $instance )
        {
            $instance = $this->parse_args_instance( $instance );
            $fields = $this->get_field_names();

            foreach( $instance as $key => $value )
            {
                if( in_array( $key, $fields ) )
                {
                    switch( $key )
                    {
                        case 'number':
                        case 'columns':
                            $instance[ $key ] = absint( $value );
                            break;
                        default:
                            $instance[ $key ] = esc_attr( $value );
                            break;
                    }
                }
            }

            extract( $instance );

            ?>
            <p><label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title', 'avia_framework' ); ?>: <input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo $title; ?>" /></label></p>
            <p><label for="<?php echo $this->get_field_id( 'username' ); ?>"><?php _e( 'Username', 'avia_framework' ); ?>: <input class="widefat" id="<?php echo $this->get_field_id( 'username' ); ?>" name="<?php echo $this->get_field_name( 'username' ); ?>" type="text" value="<?php echo $username; ?>" /></label></p>
            <p><label for="<?php echo $this->get_field_id( 'cache' ); ?>"><?php _e( 'Location of your photos or videos', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'cache' ); ?>" name="<?php echo $this->get_field_name( 'cache' ); ?>" class="widefat">
                    <option value="" <?php selected( '', $cache ) ?>><?php _e( 'Get from your instagram account (instagram server connection needed)', 'avia_framework' ); ?></option>
                    <option value="server" <?php selected( 'server', $cache ) ?>><?php _e( 'Cache on your server - no instagram connection needed on pageload', 'avia_framework' ); ?></option>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'number' ); ?>"><?php _e( 'Number of photos', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'number' ); ?>" name="<?php echo $this->get_field_name( 'number' ); ?>" class="widefat">
                    <option value="1" <?php selected( 1, $number ) ?>>1</option>
                    <option value="2" <?php selected( 2, $number ) ?>>2</option>
                    <option value="3" <?php selected( 3, $number ) ?>>3</option>
                    <option value="4" <?php selected( 4, $number ) ?>>4</option>
                    <option value="5" <?php selected( 5, $number ) ?>>5</option>
                    <option value="6" <?php selected( 6, $number ) ?>>6</option>
                    <option value="7" <?php selected( 7, $number ) ?>>7</option>
                    <option value="8" <?php selected( 8, $number ) ?>>8</option>
                    <option value="9" <?php selected( 9, $number ) ?>>9</option>
                    <option value="10" <?php selected( 10, $number ) ?>>10</option>
                    <option value="11" <?php selected( 11, $number ) ?>>11</option>
                    <option value="12" <?php selected( 12, $number ) ?>>12</option>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'columns' ); ?>"><?php _e( 'Number of columns', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'columns' ); ?>" name="<?php echo $this->get_field_name( 'columns' ); ?>" class="widefat">
                    <option value="1" <?php selected( 1, $columns ) ?>>1</option>
                    <option value="2" <?php selected( 2, $columns ) ?>>2</option>
                    <option value="3" <?php selected( 3, $columns ) ?>>3</option>
                    <option value="4" <?php selected( 4, $columns ) ?>>4</option>
                    <option value="5" <?php selected( 5, $columns ) ?>>5</option>
                    <option value="6" <?php selected( 6, $columns ) ?>>6</option>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'size' ); ?>"><?php _e( 'Thumbnail size', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'size' ); ?>" name="<?php echo $this->get_field_name( 'size' ); ?>" class="widefat">
                    <option value="thumbnail" <?php selected( 'thumbnail', $size ) ?>><?php _e( 'Thumbnail', 'avia_framework' ); ?></option>
                    <option value="small" <?php selected( 'small', $size ) ?>><?php _e( 'Small', 'avia_framework' ); ?></option>
                    <option value="large" <?php selected( 'large', $size ) ?>><?php _e( 'Large', 'avia_framework' ); ?></option>
                    <option value="original" <?php selected( 'original', $size ) ?>><?php _e( 'Original', 'avia_framework' ); ?></option>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'target' ); ?>"><?php _e( 'Open links in', 'avia_framework' ); ?>:</label>
                <select id="<?php echo $this->get_field_id( 'target' ); ?>" name="<?php echo $this->get_field_name( 'target' ); ?>" class="widefat">
                    <option value="lightbox" <?php selected( 'lightbox', $target ) ?>><?php _e( 'Lightbox', 'avia_framework' ); ?></option>
                    <option value="_self" <?php selected( '_self', $target ) ?>><?php _e( 'Current window (_self)', 'avia_framework' ); ?></option>
                    <option value="_blank" <?php selected( '_blank', $target ) ?>><?php _e( 'New window (_blank)', 'avia_framework' ); ?></option>
                </select>
            </p>
            <p><label for="<?php echo $this->get_field_id( 'link' ); ?>"><?php _e( 'Link text', 'avia_framework' ); ?>: <input class="widefat" id="<?php echo $this->get_field_id( 'link' ); ?>" name="<?php echo $this->get_field_name( 'link' ); ?>" type="text" value="<?php echo $link; ?>" /></label></p>

            <?php

            if( ! $this->activate_cron )
            {
                echo '<p class="av-instagram-no-cron">';
                echo    __( 'WP Cron jobs are disabled. To assure a regular update of cached data and an optimal pageload in frontend and backend we recommend to activate this.', 'avia_framework' );
                echo '</p>';

                $timestamp = ( $this->cache['last_updated'] != 0 ) ? $this->cache['last_updated'] + $this->expire_time : false;
                $time = ( false !== $timestamp ) ? date( 'Y/m/d H:i a', $timestamp ) .  __( ' UTC', 'avia_framework' ) : __( 'No time available', 'avia_framework' );

                echo '<p class="av-instagram-next-update">';
                echo    __( 'The widget preloads and caches Instagram data for better performance.', 'avia_framework' )." ";
                echo    sprintf( __( 'Next update: %s', 'avia_framework' ), $time );
                echo '</p>';
            }
            else
            {
                $timestamp = wp_next_scheduled( 'av_instagram_scheduled_filecheck' );
                $time = ( false !== $timestamp ) ? date( "Y/m/d H:i", $timestamp ) .  __( ' UTC', 'avia_framework' ) : __( 'No time available', 'avia_framework' );

                echo '<p class="av-instagram-next-update">';
                echo    __( 'The widget preloads and caches Instagram data for better performance.', 'avia_framework' )." ";
                echo    sprintf( __( 'Next update: %s', 'avia_framework' ), $time );
                echo '</p>';
            }

            if( empty( $instance['avia_key'] ) )
            {
                return;
            }

            if( empty( $this->cache['instances'][ $instance['avia_key'] ] ) )
            {
                return;
            }

            $instance_cache = $this->cache['instances'][ $instance['avia_key'] ];
            $errors = array();

            if( ! empty( $instance_cache['instagram_error'] ) )
            {
                $errors = (array) $instance_cache['instagram_error'];
            }

            if( 'server' == $instance['cache'] )
            {
                foreach( $instance_cache['cached_list'] as $image )
                {
                    if( ! empty( $image['errors'] ) )
                    {
                        $errors = array_merge( $errors, $image['errors'] );
                    }
                }
            }

            if( ! empty( $errors ) )
            {
                $errors = array_map( 'esc_html__', $errors );

                $out  = '<div class="av-instagram-errors">';

                $out .=     '<p class="av-instagram-errors-msg av-instagram-error-headline">' . esc_html__( 'Errors found:', 'avia_framework' ) . '</p>';

                $out .=     '<p class="av-instagram-errors-msg">';
                $out .=         implode( '<br />', $errors );
                $out .=     '</p>';

                $out .= '</div>';

                echo $out;
            }

        }

        /**
         * Update the form data
         *
         * @param array $new_instance
         * @param array $old_instance
         * @return array
         */
        public function update( $new_instance, $old_instance )
        {
            $instance = $this->parse_args_instance( $old_instance );

            $instance['title'] = strip_tags( $new_instance['title'] );
            $instance['username'] = trim( strip_tags( $new_instance['username'] ) );
            $instance['cache'] = ( $new_instance['cache'] == 'server' || $new_instance['cache'] == '' ) ? $new_instance['cache'] : apply_filters( 'avf_instagram_default_cache_location', 'server' );
            $instance['number'] = ! absint( $new_instance['number'] ) ? 9 : $new_instance['number'];
            $instance['columns'] = ! absint( $new_instance['columns'] ) ? 3 : $new_instance['columns'];
            $instance['size'] = ( $new_instance['size'] == 'thumbnail' || $new_instance['size'] == 'large' || $new_instance['size'] == 'small' || $new_instance['size'] == 'original' ) ? $new_instance['size'] : 'large';
            $instance['target'] = ( $new_instance['target'] == '_self' || $new_instance['target'] == '_blank'|| $new_instance['target'] == 'lightbox' ) ? $new_instance['target'] : '_self';
            $instance['link'] = strip_tags( $new_instance['link'] );


            /**
             * We have a new widget (or an existing from an older theme version)
             */
            if( empty( $instance['avia_key'] ) )
            {
                $key = $this->create_avia_key( $instance, $this->id );
                $instance['avia_key'] = $key;
                $this->cache['instances'][ $key ] = array();
                $this->update_cache();
            }

            $this->update_single_instance( $instance, $this->id );

            if( $this->activate_cron )
            {
                $this->restart_cron_job();
            }

            return $instance;
        }


        /**
         * Get info from instagram
         * based on https://gist.github.com/cosmocatalano/4544576
         *
         * @param string $username
         *
         * @return array|\WP_Error
         */
        protected function scrape_instagram( $username )
        {
            $username = strtolower( $username );
            $username = str_replace( '@', '', $username );

            $remote = wp_remote_get( 'https://www.instagram.com/' . trim( $username ), array( 'sslverify' => false, 'timeout' => 60 ) );

            if ( is_wp_error( $remote ) )
            {
                return new WP_Error( 'site_down', __( 'Unable to communicate with Instagram.', 'avia_framework' ) );
            }

            $code = wp_remote_retrieve_response_code( $remote );
            if ( 200 != $code )
            {
                $msg = wp_remote_retrieve_response_message( $remote );
                if( empty( $msg ) )
                {
                    $msg = __( 'Unknown error code', 'avia_framework' );
                }
                return new WP_Error( 'invalid_response', sprintf( __( 'Instagram returned error %d (= %s).', 'avia_framework' ), $code, $msg ) );
            }

            $shards = explode( 'window._sharedData = ', $remote['body'] );
            $insta_json = explode( ';</script>', $shards[1] );
            $insta_array = json_decode( $insta_json[0], true );

            if ( ! $insta_array )
            {
                return new WP_Error( 'bad_json', __( 'Instagram has returned invalid data.', 'avia_framework' ) );
            }

            if ( isset( $insta_array['entry_data']['ProfilePage'][0]['graphql']['user']['edge_owner_to_timeline_media']['edges'] ) )
            {
                $images = $insta_array['entry_data']['ProfilePage'][0]['graphql']['user']['edge_owner_to_timeline_media']['edges'];
            }
            else
            {
                return new WP_Error( 'bad_json_2', __( 'Instagram has returned invalid data.', 'avia_framework' ) );
            }

            if ( ! is_array( $images ) )
            {
                return new WP_Error( 'bad_array', __( 'Instagram has returned invalid data.', 'avia_framework' ) );
            }

            $instagram = array();

            foreach ( $images as $image )
            {
                // see https://github.com/stevenschobert/instafeed.js/issues/549
                if ( $image['node']['is_video'] == true )
                {
                    $type = 'video';
                }
                else
                {
                    $type = 'image';
                }

                $caption = __( 'Instagram Image', 'avia_framework' );

                if ( ! empty( $image['node']['edge_media_to_caption']['edges'][0]['node']['text'] ) )
                {
                    $caption = wp_kses( $image['node']['edge_media_to_caption']['edges'][0]['node']['text'], array() );
                }

                $instagram[] = array(
                        'description'   => $caption,
                        'link'          => trailingslashit( '//instagram.com/p/' . $image['node']['shortcode'] ),
                        'time'          => $image['node']['taken_at_timestamp'],
                        'comments'      => $image['node']['edge_media_to_comment']['count'],
                        'likes'         => $image['node']['edge_liked_by']['count'],
                        'thumbnail'     => preg_replace( '/^https?\:/i', '', $image['node']['thumbnail_resources'][0]['src'] ),
                        'small'         => preg_replace( '/^https?\:/i', '', $image['node']['thumbnail_resources'][2]['src'] ),
                        'large'         => preg_replace( '/^https?\:/i', '', $image['node']['thumbnail_resources'][4]['src'] ),
                        'original'      => preg_replace( '/^https?\:/i', '', $image['node']['display_url'] ),
                        'type'          => $type,
                        'id'            => $image['node']['id']
                    );
            }

            $aviw_images_only = false;
            $aviw_images_only = apply_filters_deprecated( 'aviw_images_only', array( $aviw_images_only ), '4.3.1', 'avf_instagram_filter_files', __( 'Filter extended to filter images or videos', 'avia_framework' ) );

            /**
             * Filter which type of elements will be displayed.
             * Return an empty array to show all files.
             *
             * Possible values:   'video' | 'image'
             *
             * @since 4.3.1
             * @return array
             */
            $show = $aviw_images_only ? array( 'image' ) : array();
            $show = apply_filters( 'avf_instagram_filter_files', $show, $username );

            if( ! empty( $show ) )
            {
                foreach( $instagram as $key => $media_item )
                {
                    if( ! in_array( $media_item['type'], $show ) )
                    {
                        unset( $instagram[ $key ] );
                    }
                }

                $instagram = array_merge( $instagram );
            }

            if ( empty( $instagram ) )
            {
                return new WP_Error( 'no_images', __( 'Instagram did not return any images.', 'avia_framework' ) );
            }

            return $instagram;
        }


        /**
         * WP Cron handler for background uploads
         *
         * @since 4.3.1
         */
        public function handler_scheduled_filecheck()
        {
            if( defined( 'WP_DEBUG ') && WP_DEBUG )
            {
                error_log( '******************  In avia_instagram_widget::handler_scheduled_filecheck started' );
            }

            /**
             * Create a scheduled event to prevent double checks running on parallel pageloads
             */
            $this->schedule_cron_job( $this->expire_time * 2 );

            $settings = $this->get_settings();
            if( ! empty( $settings ) )
            {
                $this->check_all_instances();
            }

            $this->schedule_cron_job( $this->expire_time * 2 );

            $this->sync_data();

            $this->schedule_cron_job( $this->expire_time );

            if( defined( 'WP_DEBUG ') && WP_DEBUG )
            {
                error_log( '******************  In avia_instagram_widget::handler_scheduled_filecheck ended' );
            }
        }


        /**
         * Synchronises directory and cache data structure.
         * It might happen, that the update cronjob is running and user removes the last widget.
         * This leads to an inconsistent cache and directory structure.
         *
         * As user might have added new widgets again we have to sync cache with latest settings
         *
         * @since 4.3.1
         */
        public function sync_data()
        {
            if( defined( 'WP_DEBUG ') && WP_DEBUG )
            {
                error_log( '******************  In avia_instagram_widget::sync_data started' );
            }

            $settings = $this->get_settings();

            if( empty( $settings ) && empty( $this->cache['instances'] ) )
            {
                if( is_dir( $this->upload_folders['instagram_dir'] ) )
                {
                    avia_backend_delete_folder( $this->upload_folders['instagram_dir'] );
                    $this->cache['last_updated'] = time();
                    $this->update_cache();
                }
                return;
            }

            $instance_infos = (array) $this->cache['instances'];

            /**
             * Remove all entries from cache that have no more entry in settings
             */
            $keys = array_keys( $instance_infos );
            $keys_to_keep = array();

            foreach ( $settings as $index => $setting )
            {
                if( in_array( $setting['avia_key'], $keys ) )
                {
                    $keys_to_keep[] = $setting['avia_key'];
                }
            }

            $keys_to_remove = array_diff( $keys, $keys_to_keep );

            foreach( $keys_to_remove as $key )
            {
                $folder = $this->upload_folders['instagram_dir'] . $instance_infos[ $key ]['upload_folder'];
                avia_backend_delete_folder( $folder );
                unset( $this->cache['instances'][ $key ] );
            }

            /**
             * Now we check that all directories belong to a cache entry
             */
            $cache_dirs = is_dir( $this->upload_folders['instagram_dir'] ) ? scandir( $this->upload_folders['instagram_dir'] ) : false;
            if( ! is_array( $cache_dirs ) )
            {
                /**
                 * Something went wrong reading directory - folder does not exist, access denied, .....
                 * There is nothing we can do.
                 */
                return;
            }

            $cache_dirs = array_diff( $cache_dirs, array( '.', '..' ) );

            $ref_dirs = array();
            foreach( $this->cache['instances'] as $key => $instance_info )
            {
                if( isset( $instance_info['upload_folder'] ) )
                {
                    $ref_dirs[] = $instance_info['upload_folder'];
                }
            }

            $remove_dirs = array_diff( $cache_dirs, $ref_dirs );

            foreach( $remove_dirs as $remove_dir )
            {
                avia_backend_delete_folder( $this->upload_folders['instagram_dir'] . $remove_dir );
            }


            if( empty( $this->cache['instances'] ) )
            {
                avia_backend_delete_folder( $this->upload_folders['instagram_dir'] );
            }

            $this->cache['last_updated'] = time();
            $this->update_cache();
        }

        /**
         * WP Cron is disabled - we have to load files during pageload in admin area
         *
         * @since 4.3.1
         */
        public function handler_init_filecheck()
        {
            $settings = $this->get_settings();
            if( empty( $settings ) )
            {
                /**
                 * Keep alive to allow to clean up in case when deleting a widget and check_all_instances() have run at same time.
                 * Due to internal WP caching this might have lead to inconsistent data structure.
                 */
                if( $this->activate_cron  )
                {
                    $this->restart_cron_job();
                }
                return;
            }

            /**
             * Fallback on version update - we need to switch to new data structure
             * Can be removed in very very future versions.
             *
             * @since 4.3.1
             */
            $instance = array_shift( $settings );
            if( ! isset( $instance['avia_key'] ) || empty( $instance['avia_key'] ) )
            {
                $instances = $this->get_settings();
                foreach( $instances as $key => &$instance )
                {
                    $key = $this->create_avia_key( $instance, $this->id_base . "-{$key}" );
                    $instance['avia_key'] = $key;
                    $this->cache['instances'][ $key ] = array();
                }
                unset( $instance );
                $this->save_settings( $instances );

                $this->cache['last_updated'] = 0;
                $this->update_cache();

                $this->check_all_instances();
            }

            if( $this->activate_cron  )
            {
                $this->restart_cron_job();
                return;
            }

            /**
             * Check if we need to run an update
             */
            if( $this->cache['last_updated'] + $this->expire_time > time() )
            {
                return;
            }

            /**
             * Only run update in backend
             */
            if( is_admin() )
            {
                $this->check_all_instances();
            }
        }


        /**
         * Is called, when an instance of a widget is deleted - Both from active sidebars or inactive widget area.
         *
         * @since 4.3.1
         * @param string $widget_id
         * @param string $sidebar_id
         * @param string $id_base
         */
        public function handler_delete_widget( $widget_id, $sidebar_id, $id_base )
        {
            $id = str_replace( $id_base . '-', '', $widget_id );

            $settings = $this->get_settings();
            if( empty( $settings ) || empty( $settings[ $id ] ) )
            {
                return;
            }

            $instance = $settings[ $id ];

            $instance_info = isset( $this->cache['instances'][ $instance['avia_key'] ] ) ? $this->cache['instances'][ $instance['avia_key'] ] : array();
            if( empty( $instance_info ) )
            {
                return;
            }

            $instance = $this->parse_args_instance( $instance );
            $instance_info = $this->parse_args_instance_cache( $instance_info );

            if( count( $settings ) <= 1 )
            {
                avia_backend_delete_folder( $this->upload_folders['instagram_dir'] );
                $this->cache['instances'] = array();
            }
            else
            {
                $folder = $this->upload_folders['instagram_dir'] . $instance_info['upload_folder'];
                avia_backend_delete_folder( $folder );
                unset( $this->cache['instances'][ $instance['avia_key'] ] );
            }

            $this->update_cache();
        }


        /**
         * This is a fallback function to ensure that the cron job is running
         *
         * @since 4.3.1
         */
        protected function restart_cron_job()
        {
           $timestamp = wp_next_scheduled( 'av_instagram_scheduled_filecheck' );
           if( false === $timestamp )
           {
               $this->schedule_cron_job( $this->expire_time );
               return;
           }

           /**
            * This is a fallback to prevent a blocking of updates
            */
           if( $timestamp > ( time() + $this->expire_time * 2 ) )
           {
               $this->schedule_cron_job( $this->expire_time * 2 );
           }
        }

        /**
         * Removes an existing cron job and creates a new one
         *
         * @since 4.3.1
         * @param int $delay_seconds
         * @return boolean
         */
        protected function schedule_cron_job( $delay_seconds = 0 )
        {
            $timestamp = wp_next_scheduled( 'av_instagram_scheduled_filecheck' );
            if( false !== $timestamp )
            {
                wp_unschedule_hook( 'av_instagram_scheduled_filecheck' );
            }

            $timestamp = time() + $delay_seconds;

            $scheduled = wp_schedule_single_event( $timestamp, 'av_instagram_scheduled_filecheck' );

            return false !== $scheduled;
        }


        /**
         * Scan all instances of this widget and update cache data
         *
         * @since 4.3.1
         */
        protected function check_all_instances()
        {
            $settings = $this->get_settings();

            foreach ( $settings as $key => $instance )
            {
                $id_widget = $this->id_base . "-{$key}";

                if( false === is_active_widget( false, $id_widget, $this->id_base, false ) )
                {
                    continue;
                }

                $this->update_single_instance( $instance, $id_widget );
            }

            $this->cache['last_updated'] = time();
            $this->update_cache();
        }


        /**
         * Updates the cache for the given instance.
         * As a fallback for older versions the instance is updated and returned.
         *
         * @since 4.3.1
         * @param array $instance
         * @param string $id_widget
         * @return array
         */
        protected function update_single_instance( array $instance, $id_widget )
        {
            set_time_limit( 0 );

            $instance = $this->parse_args_instance( $instance );

            /**
             * Fallback for old versions - update to new datastructure
             */
            if( empty( $instance['avia_key'] ) )
            {
                $key = $this->create_avia_key( $instance, $id_widget );
                $instance['avia_key'] = $key;
                $this->cache['instances'][ $key ] = array();
            }

            $instance_cache = isset( $this->cache['instances'][ $instance['avia_key'] ] ) ? $this->cache['instances'][ $instance['avia_key'] ] : array();
            $instance_cache = $this->parse_args_instance_cache( $instance_cache );

            /**
             * Create upload directory if not exist. Upload directory will be deleted when widget instance is removed.
             */
            if( ( 'server' == $instance['cache'] ) && empty( $instance_cache['upload_folder'] ) && ! empty( $instance['username'] ) )
            {
                $id = str_replace( $this->id_base . '-', '', $id_widget );
                $f = empty( $instance['title'] ) ? $instance['username'] : $instance['title'];
                $folder_name = substr( AviaHelper::save_string( $id . '-' . $f, '-' ), 0, 30 );
                $folder = $this->upload_folders['instagram_dir'] . $folder_name;

                $created = avia_backend_create_folder( $folder, false, 'unique' );
                if( $created )
                {
                    $split = pathinfo( $folder );
                    $instance_cache['upload_folder'] = $split['filename'];
                    $instance_cache['path_error'] = '';
                    $instance_cache['cached_list'] = array();
                }
                else
                {
                    $instance_cache['path_error'] = sprintf( __( 'Unable to create cache folder "%s". Files will be loaded directly from instagram', 'avia_framework' ), $folder );
                }
            }

            $username = $instance['username'];
            $number = $instance['number'];

            if( ! empty( $username) )
            {
                $media_array = $this->scrape_instagram( $username );

                if ( ! is_wp_error( $media_array ) )
                {
                    $instance_cache['instagram_error'] = '';
                    $instance_cache['instagram_list'] = array_slice( $media_array, 0, $number );

                    if( 'server' == $instance['cache'] )
                    {
                        $instance_cache = $this->cache_files_in_upload_directory( $media_array, $instance, $instance_cache );
                    }
                }
                else
                {
                    /**
                     * We only store error message but keep existing files for fallback so we do not break widget
                     */
                    $instance_cache['instagram_error'] = $media_array->get_error_message();
                }
            }
            else
            {
                $instance_cache['instagram_error'] = __( 'You need to specify an Instagram username.', 'avia_framework' );
                $instance_cache['instagram_list'] = array();
                $instance_cache['cached_list'] = array();
            }

            $instance_cache['last_update'] = time();

            $this->cache['instances'][ $instance['avia_key'] ] = $instance_cache;
            $this->update_cache();

            return $instance;
        }


        /**
         * Updates the local stored files in upload directory
         * Already downloaded files are not updated.
         * If an error occurs, we try to download more files as fallback to provide requested number of files
         * in frontend.
         *
         * No longer needed files are removed from cache.
         *
         * @since 4.3.1
         * @param array $instagram_files
         * @param array $instance
         * @param array $instance_cache
         * @return array
         */
        protected function cache_files_in_upload_directory( array $instagram_files, array $instance, array $instance_cache )
        {
            set_time_limit( 0 );

            $cached_files = $instance_cache['cached_list'];

            $new_cached_files = array();
            $no_errors = 0;

            foreach( $instagram_files as $instagram_file )
            {
                $id = $instagram_file['id'];

                $found = false;
                foreach( $cached_files as $key_cache => $cached_file )
                {
                    if( $id == $cached_file['id'] )
                    {
                        /**
                         * If an error occurred in a previous file load we try to reload all files again
                         */
                        if( ! empty( $cached_file['errors'] ) )
                        {
                            $this->remove_single_cached_files( $cached_file, $instance_cache );
                            unset( $cached_files[ $key_cache ] );
                            break;
                        }

                        /**
                         * As a fallback (or if other sizes were added later) we check if the cached files exist
                         */
                        $path = trailingslashit( $this->upload_folders['instagram_dir'] . $instance_cache['upload_folder'] );
                        foreach( $this->cached_file_sizes as $size )
                        {
                            if( empty( $cached_file[ $size ] ) || ! file_exists( $path . $cached_file[ $size ] ) )
                            {
                                $this->remove_single_cached_files( $cached_file, $instance_cache );
                                unset( $cached_files[ $key_cache ] );
                                break;
                            }
                        }

                        if( ! isset( $cached_files[ $key_cache ] ) )
                        {
                            break;
                        }

                        $ncf = $cached_file;

                        $ncf['description'] = $instagram_file['description'];
                        $ncf['link'] = $instagram_file['link'];
                        $ncf['time'] = $instagram_file['time'];
                        $ncf['comments'] = $instagram_file['comments'];
                        $ncf['likes'] = $instagram_file['likes'];
                        $ncf['type'] = $instagram_file['type'];

                        $new_cached_files[] = $ncf;

                        unset( $cached_files[ $key_cache ] );
                        $found = true;
                        break;
                    }
                }

                if( ! $found )
                {
                    $new_cached_files[] = $this->download_from_instagram( $instagram_file, $instance, $instance_cache );
                }

                $last = $new_cached_files[ count( $new_cached_files ) - 1 ];

                /**
                 * Check if we could cache the file in requested size - we might have got a warning from chmod
                 */
                if( empty( $last['errors'] ) || ! empty( $last[ $instance['size'] ] ) )
                {
                    $no_errors++;
                }

                /**
                 * Also break if we get too many errors
                 */
                if( $no_errors >= $instance['number'] || count( $new_cached_files ) > ( $instance['number'] * 2 ) )
                {
                    break;
                }
            }

            /**
             * Now we add all remaining cached files to fill up requested number of files
             */
            if( $no_errors < $instance['number'] )
            {
                foreach( $cached_files as $key_cache => $cached_file )
                {
                    $new_cached_files[] = $cached_file;
                    if( empty( $cached_file['errors'] ) )
                    {
                        $no_errors++;
                    }

                    unset( $cached_files[ $key_cache ] );

                    if( $no_errors >= $instance['number'] )
                    {
                        break;
                    }
                }
            }

            /**
             * Now we delete no longer needed files
             */
            foreach( $cached_files as $key_cache => $cached_file )
            {
                $this->remove_single_cached_files( $cached_file, $instance_cache );
                unset( $cached_files[ $key_cache ] );
            }

            /**
             * Save results and count errors
             */
            $err_cnt = 0;
            $count = 1;

            foreach( $new_cached_files as $new_file )
            {
                if( ! empty( $new_file['errors'] ) )
                {
                    $err_cnt++;
                }
                $count++;

                if( $count > $instance['number'] )
                {
                    break;
                }
            }

            $instance_cache['upload_errors'] = ( 0 == $err_cnt ) ? false : $err_cnt;
            $instance_cache['cached_list'] = $new_cached_files;

            return $instance_cache;
        }

        /**
         * Downloads the files from instagram and stores them in local cache
         *
         * @since 4.3.1
         * @param array $instagram_file
         * @param array $instance
         * @param array $instance_cache
         * @return array
         */
        protected function download_from_instagram( array $instagram_file, array $instance, array $instance_cache )
        {
            $new_cached_file = $instagram_file;
            $new_cached_file['errors'] = array();
            $instagram_schema = 'https:';

            $cache_path = trailingslashit( $this->upload_folders['instagram_dir'] . $instance_cache['upload_folder'] );

            foreach( $this->cached_file_sizes as $size )
            {
                $file_array = array();

                //  instagram returns link to file with ?......
                $fn = explode( '?', basename( $instagram_file[ $size ] ) );
                $file_array['name'] = $fn[0];

                // Download file to temp location - include file if called from frontend.
                if( ! function_exists( 'download_url' ) )
                {
                    $s = trailingslashit( ABSPATH ) . 'wp-admin/includes/file.php';
                    require_once $s;
                }

                $file_array['tmp_name'] = download_url( $instagram_schema . $instagram_file[ $size ] );

                // If error storing temporarily, return the error.
                if( is_wp_error( $file_array['tmp_name'] ) )
                {
                    $new_cached_file[ $size ] = '';
                    $new_cached_file['errors'] = array_merge( $new_cached_file['errors'], $file_array['tmp_name']->get_error_messages() );
                    continue;
                }

                $new_file_name = $size . '_' . $file_array['name'];
                $new_name = $cache_path . $new_file_name;

                $moved = avia_backend_rename_file( $file_array['tmp_name'], $new_name );
                if( is_wp_error( $moved ) )
                {
                    $new_cached_file[ $size ] = '';
                    $new_cached_file['errors'] = array_merge( $new_cached_file['errors'], $moved->get_error_messages() );
                    continue;
                }

                /**
                 * Try to change accessability of file
                 */
                if( ! chmod( $new_name, 0777 ) )
                {
                    $new_cached_file['errors'][] = sprintf( __( 'Could not change user rights of file %s to 777 - file might not be visible in frontend.', 'avia_framework' ), $new_name );
                }

                $new_cached_file[ $size ] = $new_file_name;
            }

            return $new_cached_file;
        }


        /**
         * Removes all cashed files from $cached_file_info
         *
         * @since 4.3.1
         * @param array $cached_file_info
         * @param array $instance_cache
         * @return array
         */
        protected function remove_single_cached_files( array $cached_file_info, array $instance_cache )
        {
            $cache_path = trailingslashit( $this->upload_folders['instagram_dir'] . $instance_cache['upload_folder'] );

            foreach( $this->cached_file_sizes as $size )
            {
                if( ! empty( $cached_file_info[ $size ] ) )
                {
                    $file = $cache_path . $cached_file_info[ $size ];

                    if( file_exists( $file ) )
                    {
                        unlink( $file );
                    }
                    $cached_file_info[ $size ] = '';
                }
            }

            return $cached_file_info;
        }
    }
}



/**
 * AVIA TABLE OF CONTENTS WIDGET
 *
 * Widget that displays a 'table of contents' genereated from the headlines of the page it is viewed on
 *
 * @package AviaFramework
 * @author tinabillinger
 * @todo replace the widget system with a dynamic one, based on config files for easier widget creation
 */

if (!class_exists('avia_auto_toc'))
{
    class avia_auto_toc extends WP_Widget {

        static $script_loaded = 0;

        function __construct() {
            //Constructor
            $widget_ops = array('classname' => 'avia_auto_toc', 'description' => __('Widget that displays a table of contents genereated from the headlines of the page it is viewed on', 'avia_framework') );
            parent::__construct( 'avia_auto_toc', THEMENAME.' Table of Contents', $widget_ops );
        }

        function widget($args, $instance) {
            extract($args, EXTR_SKIP);

            if ($instance['single_only'] && ! is_single()) return false;

            $title = empty($instance['title']) ? '' : apply_filters('widget_title', $instance['title']);
            $indent_class = $instance['indent'] ? ' avia-toc-indent' : '';
            $smoothscroll_class = $instance['smoothscroll'] ? ' avia-toc-smoothscroll' : '';

            echo $before_widget;

            if ( !empty( $title ) ) { echo $before_title . $title . $after_title; };

            $exclude = "";
            if ( $instance['exclude'] !== '' ){
                $exclude = 'data-exclude="'.$instance['exclude'].'"';
            }

            $instance['style'] = "elegant";

            echo '<div class="avia-toc-container avia-toc-style-'.$instance['style'].$indent_class.$smoothscroll_class.'" data-level="'.$instance['level'].'" '.$exclude.'></div>';

            echo $after_widget;
        }

        function update($new_instance, $old_instance) {
            $instance = $old_instance;
            $instance['title'] = trim(strip_tags($new_instance['title']));
            $instance['exclude'] = strip_tags($new_instance['exclude']);
            $instance['style'] = strip_tags($new_instance['style']);
            $instance['level'] = implode(',',$new_instance['level']);
            $instance['single_only'] = isset( $new_instance['single_only'] ) ? 1 : 0;
            $instance['indent'] = isset( $new_instance['indent'] ) ? 1 : 0;
            $instance['smoothscroll'] = isset( $new_instance['smoothscroll'] ) ? 1 : 0;

            return $instance;
        }

        function form( $instance ) {

            $instance = wp_parse_args( (array) $instance, array(
                    'exclude' => '',
                    'level' => 'h1',
                    'title' => '',
                    'style' => 'simple',
                    ) );

            $title = sanitize_text_field( $instance['title'] );
            $single_only = isset( $instance['single_only'] ) ? (bool) $instance['single_only'] : true;
            $indent = isset( $instance['indent'] ) ? (bool) $instance['indent'] : true;
            $smoothscroll = isset( $instance['smoothscroll'] ) ? (bool) $instance['smoothscroll'] : true;

            $levels = array(
                    'h1' => 'H1 Headlines',
                    'h2' => 'H2 Headlines',
                    'h3' => 'H3 Headlines',
                    'h4' => 'H4 Headlines',
                    'h5' => 'H5 Headlines',
                    'h6' => 'H6 Headlines'
            );

            $styles = array(
                    'simple' => 'Simple',
                    'elegant' => 'Elegant',
            );

            ?>
            <p>
            <label for="<?php echo $this->get_field_id('Title'); ?>"><?php _e('Title:', 'avia_framework'); ?>
                <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo esc_attr($title); ?>" /></label>
            </p>

            <p>
            <label for="<?php echo $this->get_field_id('exclude'); ?>"><?php _e('Exclude headlines by class:', 'avia_framework'); ?>
                <input class="widefat" id="<?php echo $this->get_field_id('exclude'); ?>" name="<?php echo $this->get_field_name('exclude'); ?>" type="text" value="<?php echo esc_attr($instance['exclude']); ?>" /></label>
                <small>Provice a classname without a dot</small>
            </p>

            <p>
            <label for="<?php echo $this->get_field_id('level'); ?>"><?php _e('Select headlines to include:', 'avia_framework'); ?><br/>
                <select class="widefat" id="<?php echo $this->get_field_id('level'); ?>" name="<?php echo $this->get_field_name('level'); ?>[]" multiple="multiple">
                    <?php
                     $selected_levels = explode(',', $instance['level']);

                     foreach ( $levels as $k => $l) {
                            $selected = '';
                            if (in_array($k,$selected_levels)){
                                $selected = ' selected="selected"';
                            }
                            ?>
                            <option<?php echo $selected;?> value="<?php echo $k; ?>"><?php echo $l; ?></option>
                            <?php
                        }
                    ?>
                </select>
            </label>
            </p>
            <!--
            <p>
            <label for="<?php echo $this->get_field_id('style'); ?>"><?php _e('Select a style', 'avia_framework'); ?><br/>
                <select class="widefat" id="<?php echo $this->get_field_id('style'); ?>" name="<?php echo $this->get_field_name('style'); ?>">
                    <?php

                     foreach ( $styles as $sk => $sv) {

                            $selected = '';
                            if ($sk == $instance['style']){
                                $selected = ' selected="selected"';
                            }
                            ?>
                            <option<?php echo $selected;?> value="<?php echo $sk; ?>"><?php echo $sv; ?></option>
                            <?php
                        }
                    ?>
                </select>
            </label>
            </p>
            -->


            <p>
                <input class="checkbox" id="<?php echo $this->get_field_id('single_only'); ?>" name="<?php echo $this->get_field_name('single_only'); ?>" type="checkbox" <?php checked( $single_only ); ?> />
                <label for="<?php echo $this->get_field_id('single_only'); ?>"><?php _e('Display on Single Blog Posts only', 'avia_framework'); ?></label>
            </br>
                <input class="checkbox" id="<?php echo $this->get_field_id('indent'); ?>" name="<?php echo $this->get_field_name('indent'); ?>" type="checkbox" <?php checked( $indent ); ?> />
                <label for="<?php echo $this->get_field_id('indent'); ?>"><?php _e('Hierarchy Indentation', 'avia_framework'); ?></label>
            </br>
                <input class="checkbox" id="<?php echo $this->get_field_id('smoothscroll'); ?>" name="<?php echo $this->get_field_name('smoothscroll'); ?>" type="checkbox" <?php checked( $smoothscroll ); ?> />
                <label for="<?php echo $this->get_field_id('smoothscroll'); ?>"><?php _e('Enable Smooth Scrolling', 'avia_framework'); ?></label>
            </p>

            <?php

        }

    }
}