helper

<?php

######################################################################
# social icon builder
######################################################################

if(!function_exists('avia_social_media_icons'))
{
    function avia_social_media_icons($args = array(), $echo = true, $post_data = array())
    {
        $icons = new avia_social_media_icons($args, $post_data);
        if($echo)
        {
            echo $icons->html();
        }
        else
        {
            return $icons->html();
        }
    }
}



if(!class_exists('avia_social_media_icons'))
{
    class avia_social_media_icons
    {
        var $args;
        var $post_data;
        var $icons = array();
        var $html  = "";
        var $counter = 1;

        /*
         * constructor
         * initialize the variables necessary for all social media links
         */

        function __construct($args = array(), $post_data = array())
        {
            $default_arguments = array('outside'=>'ul', 'inside'=>'li', 'class' => 'social_bookmarks', 'append' => '');
            $this->args = array_merge($default_arguments, $args);

            $this->post_data = $post_data;

            $this->icons = apply_filters( 'avia_filter_social_icons', avia_get_option('social_icons') );
        }

        /*
         * function build_icon
         * builds the html string for a single item, with a few options for special items like rss feeds
         */

        function build_icon($icon)
        {
            global $avia_config;

            //special cases
            switch($icon['social_icon'])
            {
                case 'rss':  if(empty($icon['social_icon_link'])) $icon['social_icon_link'] = get_bloginfo('rss2_url'); break;
                case 'twitter':
                case 'dribbble':
                case 'vimeo':
                case 'behance':

                if(strpos($icon['social_icon_link'], 'http') === false && !empty($icon['social_icon_link']))
                {
                    $icon['social_icon_link'] = "http://".$icon['social_icon'].".com/".$icon['social_icon_link']."/";
                }
                break;
            }

            if(empty($icon['social_icon_link'])) $icon['social_icon_link'] = "#";
            $blank = "target='_blank'";

            //dont add target blank to relative urls or urls to the same dmoain
            if(strpos($icon['social_icon_link'], 'http') === false || strpos($icon['social_icon_link'], home_url()) === 0) $blank = "";

            $html  = "";
            $html .= "<".$this->args['inside']." class='".$this->args['class']."_".$icon['social_icon']." av-social-link-".$icon['social_icon']." social_icon_".$this->counter."'>";
            $html .= "<a {$blank} href='".$icon['social_icon_link']."' ".av_icon_string($icon['social_icon'])." title='".ucfirst($icon['social_icon'])."'><span class='avia_hidden_link_text'>".ucfirst($icon['social_icon'])."</span></a>";
            $html .= "</".$this->args['inside'].">";

            return $html;
        }

        /*
         * function html
         * builds the html, based on the available icons
         */

        function html()
        {
            if(!empty($this->icons))
            {
                $this->html = "<".$this->args['outside']." class='noLightbox ".$this->args['class']." icon_count_".count($this->icons)."'>";

                foreach ($this->icons as $icon)
                {
                    if(!empty($icon['social_icon']))
                    {
                        $this->html .= $this->build_icon($icon);
                        $this->counter ++;
                    }
                }

                $this->html .= $this->args['append'];
                $this->html .= "</".$this->args['outside'].">";
            }


            return $this->html;
        }
    }
}




######################################################################
# share link builder
######################################################################


if(!class_exists('avia_social_share_links'))
{
    class avia_social_share_links
    {
        var $args;
        var $options;
        var $links = array();
        var $html  = "";
        var $counter = 0;

        /*
         * constructor
         * initialize the variables necessary for all social media links
         */

        function __construct($args = array(), $options = false)
        {
            $default_arguments = array
            (
                'facebook'  => array("encode"=>true, "encode_urls"=>false, "pattern" => "http://www.facebook.com/sharer.php?u=[permalink]&amp;t=[title]"),
                'twitter'   => array("encode"=>true, "encode_urls"=>false, "pattern" => "https://twitter.com/share?text=[title]&url=[shortlink]"),
                'gplus'     => array("encode"=>true, "encode_urls"=>false, "pattern" => "https://plus.google.com/share?url=[permalink]" , 'label' => __("Share on Google+",'avia_framework')),
                'pinterest' => array("encode"=>true, "encode_urls"=>true, "pattern" => "http://pinterest.com/pin/create/button/?url=[permalink]&amp;description=[title]&amp;media=[thumbnail]"),
                'linkedin'  => array("encode"=>true, "encode_urls"=>false, "pattern" => "http://linkedin.com/shareArticle?mini=true&amp;title=[title]&amp;url=[permalink]"),
                'tumblr'    => array("encode"=>true, "encode_urls"=>true, "pattern" => "http://www.tumblr.com/share/link?url=[permalink]&amp;name=[title]&amp;description=[excerpt]"),
                'vk'        => array("encode"=>true, "encode_urls"=>false, "pattern" => "http://vk.com/share.php?url=[permalink]"),
                'reddit'    => array("encode"=>true, "encode_urls"=>false, "pattern" => "http://reddit.com/submit?url=[permalink]&amp;title=[title]"),
                'mail'      => array("encode"=>true, "encode_urls"=>false, "pattern" => "mailto:?subject=[title]&amp;body=[permalink]", 'label' => __("Share by Mail",'avia_framework') ),
            );

            $this->args = array_merge($default_arguments, apply_filters( 'avia_social_share_link_arguments', $args));

            if(empty($options)) $options = avia_get_option();
            $this->options = $options;
            $this->build_share_links();
        }

        /*
         * filter social icons that are disabled in the backend. everything that is left will be displayed.
         * that way the user can hook into the "avia_social_share_link_arguments" filter above and add new social icons without the need to add a new backend option
         */
        function build_share_links()
        {
            $thumb                  = wp_get_attachment_image_src( get_post_thumbnail_id(), 'masonry' );
            $replace['permalink']   = !isset($this->post_data['permalink']) ? get_permalink() : $this->post_data['permalink'];
            $replace['title']       = !isset($this->post_data['title']) ? get_the_title() : $this->post_data['title'];
            $replace['excerpt']     = !isset($this->post_data['excerpt']) ? get_the_excerpt() : $this->post_data['excerpt'];
            $replace['shortlink']   = !isset($this->post_data['shortlink']) ? wp_get_shortlink() : $this->post_data['shortlink'];
            $replace['thumbnail']   = is_array($thumb) && isset($thumb[0]) ? $thumb[0] : "";
            $replace['thumbnail']   = !isset($this->post_data['thumbnail']) ? $replace['thumbnail'] : $this->post_data['thumbnail'];

            $replace = apply_filters('avia_social_share_link_replace_values', $replace);
            $charset = get_bloginfo('charset');

            foreach($this->args as $key => $share)
            {
                $share_key  = 'share_'.$key;
                $url        = $share['pattern'];

                //if the backend option is disabled skip to the next link. in any other case generate the share link
                if(isset($this->options[$share_key]) && $this->options[$share_key] == 'disabled' ) continue;

                foreach($replace as $replace_key => $replace_value)
                {
                    if(!empty($share['encode']) && $replace_key != 'shortlink' && $replace_key != 'permalink') $replace_value = rawurlencode(html_entity_decode($replace_value, ENT_QUOTES, $charset));
                    if(!empty($share['encode_urls']) && ($replace_key == 'shortlink' || $replace_key == 'permalink')) $replace_value = rawurlencode(html_entity_decode($replace_value, ENT_QUOTES, $charset));

                    $url = str_replace("[{$replace_key}]", $replace_value, $url);
                }

                $this->args[$key]['url'] = $url;
                $this->counter ++;
            }
        }



        /*
         * function html
         * builds the html, based on the available urls
         */

        function html()
        {
            global $avia_config;

            if($this->counter == 0) return;

            $this->html .= "<div class='av-share-box'>";
            $this->html .=      "<h5 class='av-share-link-description'>";
            $this->html .=  apply_filters('avia_social_share_title', __("Share this entry",'avia_framework'), $this->args);
            $this->html .=      "</h5>";
            $this->html .=      "<ul class='av-share-box-list noLightbox'>";

            foreach($this->args as $key => $share)
            {
                if(empty($share['url'])) continue;

                $icon = isset($share['icon']) ? $share['icon'] : $key;
                $name = isset($share['label'])? $share['label']: __("Share on",'avia_framework'). " " .ucfirst($key);

                $blank = strpos($share['url'], 'mailto') !== false ? "" : "target='_blank'";

                $this->html .= "<li class='av-share-link av-social-link-{$key}' >";
                $this->html .=      "<a {$blank} href='".$share['url']."' ".av_icon_string($icon)." title='' data-avia-related-tooltip='{$name}'><span class='avia_hidden_link_text'>{$name}</span></a>";
                $this->html .= "</li>";
            }

            $this->html .=      "</ul>";
            $this->html .= "</div>";

            return $this->html;
        }




    }
}





if(!function_exists('avia_social_share_links'))
{
    function avia_social_share_links($args = array(), $echo = true)
    {
        $icons = new avia_social_share_links($args);

        if($echo)
        {
            echo $icons->html();
        }
        else
        {
            return $icons->html();
        }
    }
}