<?php if ( !class_exists( 'PolldaddyShortcode' ) ) { /** * Class wrapper for polldaddy shortcodes */ class PolldaddyShortcode { static $add_script = false; static $scripts = false; /** * Add all the actions & resgister the shortcode */ function __construct() { if ( defined( 'GLOBAL_TAGS' ) == false ) { add_shortcode( 'polldaddy', array( $this, 'polldaddy_shortcode' ) ); add_filter( 'pre_kses', array( $this, 'polldaddy_embed_to_shortcode' ) ); } add_action( 'wp_enqueue_scripts', array( $this, 'check_infinite' ) ); add_action( 'infinite_scroll_render', array( $this, 'polldaddy_shortcode_infinite' ), 11 ); } private function get_async_code( array $settings, $survey_link ) { $embed_src = 'http://i0.poll.fm/survey.js'; $embed_src_ssl = 'https://polldaddy.com/survey.js'; $include = <<<CONTAINER ( function( d, c, j ) { if ( !d.getElementById( j ) ) { var pd = d.createElement( c ), s; pd.id = j; pd.src = ( 'https:' == d.location.protocol ) ? '{$embed_src_ssl}' : '{$embed_src}'; s = d.getElementsByTagName( c )[0]; s.parentNode.insertBefore( pd, s ); } }( document, 'script', 'pd-embed' ) ); CONTAINER; // Compress it a bit $include = $this->compress_it( $include ); $placeholder = '<div class="pd-embed" data-settings="' . esc_attr( json_encode( $settings ) ) . '"></div>'; if ( 'button' === $settings['type'] ) { $placeholder = '<a class="pd-embed" href="' . esc_attr( $survey_link ) . '" data-settings="' . esc_attr( json_encode( $settings ) ) . '">' . esc_html( $settings['title'] ) . '</a>'; } $js_include = $placeholder . "\n"; $js_include .= '<script type="text/javascript"><!--//--><![CDATA[//><!--' . "\n"; $js_include .= $include . "\n"; $js_include .= "//--><!]]></script>\n"; if ( 'button' !== $settings['type'] ) { $js_include .= '<noscript>' . $survey_link . "</noscript>\n"; } return $js_include; } private function compress_it( $js ) { $js = str_replace( array( "\n", "\t", "\r" ), '', $js ); $js = preg_replace( '/\s*([,:\?\{;\-=\(\)])\s*/', '$1', $js ); return $js; } /* * Polldaddy Poll Embed script - transforms code that looks like that: * <script type="text/javascript" charset="utf-8" src="http://static.polldaddy.com/p/123456.js"></script> * <noscript><a href="http://polldaddy.com/poll/123456/">What is your favourite color?</a></noscript> * into the [polldaddy poll=...] shortcode format */ function polldaddy_embed_to_shortcode( $content ) { if ( false === strpos( $content, 'polldaddy.com/p/' ) ) { return $content; } $regexes = array(); $regexes[] = '#<script[^>]+?src="https?://(secure|static)\.polldaddy\.com/p/([0-9]+)\.js"[^>]*+>\s*?</script>\r?\n?(<noscript>.*?</noscript>)?#i'; $regexes[] = '#<script(?:[^&]|&(?!gt;))+?src="https?://(secure|static)\.polldaddy\.com/p/([0-9]+)\.js"(?:[^&]|&(?!gt;))*+>\s*?</script>\r?\n?(<noscript>.*?</noscript>)?#i'; foreach ( $regexes as $regex ) { if ( ! preg_match_all( $regex, $content, $matches, PREG_SET_ORDER ) ) { continue; } foreach ( $matches as $match ) { if ( ! isset( $match[2] ) ) { continue; } $id = (int) $match[2]; if ( $id > 0 ) { $content = str_replace( $match[0], " [polldaddy poll=$id]", $content ); /** This action is documented in modules/shortcodes/youtube.php */ do_action( 'jetpack_embed_to_shortcode', 'polldaddy', $id ); } } } return $content; } /** * Shortcode for polldadddy * [polldaddy poll|survey|rating="123456"] * * */ function polldaddy_shortcode( $atts ) { global $post; global $content_width; extract( shortcode_atts( array( 'survey' => null, 'link_text' => 'Take Our Survey', 'poll' => 'empty', 'rating' => 'empty', 'unique_id' => null, 'item_id' => null, 'title' => null, 'permalink' => null, 'cb' => 0, 'type' => 'button', 'body' => '', 'button' => '', 'text_color' => '000000', 'back_color' => 'FFFFFF', 'align' => '', 'style' => '', 'width' => $content_width, 'height' => floor( $content_width * 3 / 4 ), 'delay' => 100, 'visit' => 'single', 'domain' => '', 'id' => '', ), $atts, 'polldaddy' ) ); if ( ! is_array( $atts ) ) { return '<!-- Polldaddy shortcode passed invalid attributes -->'; } $inline = ! in_the_loop(); $no_script = false; $infinite_scroll = false; if ( is_home() && current_theme_supports( 'infinite-scroll' ) ) { $infinite_scroll = true; } if ( defined( 'PADPRESS_LOADED' ) ) { $inline = true; } if ( function_exists( 'get_option' ) && get_option( 'polldaddy_load_poll_inline' ) ) { $inline = true; } if ( is_feed() || ( defined( 'DOING_AJAX' ) && ! $infinite_scroll ) ) { $no_script = false; } self::$add_script = $infinite_scroll; if ( intval( $rating ) > 0 && ! $no_script ) { //rating embed if ( empty( $unique_id ) ) { $unique_id = is_page() ? 'wp-page-' . $post->ID : 'wp-post-' . $post->ID; } if ( empty( $item_id ) ) { $item_id = is_page() ? '_page_' . $post->ID : '_post_' . $post->ID; } if ( empty( $title ) ) { /** This filter is documented in core/src/wp-includes/general-template.php */ $title = apply_filters( 'wp_title', $post->post_title, '', '' ); } if ( empty( $permalink ) ) { $permalink = get_permalink( $post->ID ); } $rating = intval( $rating ); $unique_id = preg_replace( '/[^\-_a-z0-9]/i', '', wp_strip_all_tags( $unique_id ) ); $item_id = wp_strip_all_tags( $item_id ); $item_id = preg_replace( '/[^_a-z0-9]/i', '', $item_id ); $settings = json_encode( array( 'id' => $rating, 'unique_id' => $unique_id, 'title' => rawurlencode( trim( $title ) ), 'permalink' => esc_url( $permalink ), 'item_id' => $item_id, ) ); $item_id = esc_js( $item_id ); if ( is_ssl() ) { $rating_js_file = "https://polldaddy.com/js/rating/rating.js"; } else { $rating_js_file = "http://i0.poll.fm/js/rating/rating.js"; } if ( $inline ) { return <<<SCRIPT <div class="pd-rating" id="pd_rating_holder_{$rating}{$item_id}"></div> <script type="text/javascript" charset="UTF-8"><!--//--><![CDATA[//><!-- PDRTJS_settings_{$rating}{$item_id}={$settings}; //--><!]]></script> <script type="text/javascript" charset="UTF-8" src="{$rating_js_file}"></script> SCRIPT; } else { if ( false === self::$scripts ) { self::$scripts = array(); } $data = array( 'id' => $rating, 'item_id' => $item_id, 'settings' => $settings ); self::$scripts['rating'][] = $data; add_action( 'wp_footer', array( $this, 'generate_scripts' ) ); $data = esc_attr( json_encode( $data ) ); if ( $infinite_scroll ) { return <<<CONTAINER <div class="pd-rating" id="pd_rating_holder_{$rating}{$item_id}" data-settings="{$data}"></div> CONTAINER; } else { return <<<CONTAINER <div class="pd-rating" id="pd_rating_holder_{$rating}{$item_id}"></div> CONTAINER; } } } elseif ( intval( $poll ) > 0 ) { //poll embed $poll = intval( $poll ); $poll_url = sprintf( 'http://polldaddy.com/poll/%d', $poll ); $poll_js = sprintf( '%s.polldaddy.com/p/%d.js', ( is_ssl() ? 'https://secure' : 'http://static' ), $poll ); $poll_link = sprintf( '<a href="%s" target="_blank">Take Our Poll</a>', $poll_url ); if ( $no_script ) { return $poll_link; } else { if ( $type == 'slider' && !$inline ) { if ( ! in_array( $visit, array( 'single', 'multiple' ) ) ) { $visit = 'single'; } $settings = array( 'type' => 'slider', 'embed' => 'poll', 'delay' => intval( $delay ), 'visit' => $visit, 'id' => intval( $poll ) ); return $this->get_async_code( $settings, $poll_link ); } else { $cb = ( $cb == 1 ? '?cb='.mktime() : false ); $margins = ''; $float = ''; if ( in_array( $align, array( 'right', 'left' ) ) ) { $float = sprintf( 'float: %s;', $align ); if ( $align == 'left') $margins = 'margin: 0px 10px 0px 0px;'; elseif ( $align == 'right' ) $margins = 'margin: 0px 0px 0px 10px'; } // Force the normal style embed on single posts/pages otherwise it's not rendered on infinite scroll themed blogs ('infinite_scroll_render' isn't fired) if ( is_singular() ) { $inline = true; } if ( false === $cb && ! $inline ) { if ( false === self::$scripts ) { self::$scripts = array(); } $data = array( 'url' => $poll_js ); self::$scripts['poll'][intval( $poll )] = $data; add_action( 'wp_footer', array( $this, 'generate_scripts' ) ); $data = esc_attr( json_encode( $data ) ); $script_url = esc_url_raw( plugins_url( 'js/polldaddy-shortcode.js', __FILE__ ) ); $str = <<<CONTAINER <a name="pd_a_{$poll}"></a> <div class="PDS_Poll" id="PDI_container{$poll}" data-settings="{$data}" style="display:inline-block;{$float}{$margins}"></div> <div id="PD_superContainer"></div> <noscript>{$poll_link}</noscript> CONTAINER; $loader = <<<SCRIPT ( function( d, c, j ) { if ( ! d.getElementById( j ) ) { var pd = d.createElement( c ), s; pd.id = j; pd.src = '{$script_url}'; s = d.getElementsByTagName( c )[0]; s.parentNode.insertBefore( pd, s ); } else if ( typeof jQuery !== 'undefined' ) { jQuery( d.body ).trigger( 'pd-script-load' ); } } ( document, 'script', 'pd-polldaddy-loader' ) ); SCRIPT; $loader = $this->compress_it( $loader ); $loader = "<script type='text/javascript'>\n" . $loader . "\n</script>"; return $str . $loader; } else { if ( $inline ) { $cb = ''; } return <<<CONTAINER <a id="pd_a_{$poll}"></a> <div class="PDS_Poll" id="PDI_container{$poll}" style="display:inline-block;{$float}{$margins}"></div> <div id="PD_superContainer"></div> <script type="text/javascript" charset="UTF-8" src="{$poll_js}{$cb}"></script> <noscript>{$poll_link}</noscript> CONTAINER; } } } } elseif ( ! empty( $survey ) ) { //survey embed if ( in_array( $type, array( 'iframe', 'button', 'banner', 'slider' ) ) ) { if ( empty( $title ) ) { $title = __( 'Take Our Survey', 'jetpack' ); if( ! empty( $link_text ) ) { $title = $link_text; } } if ( $type == 'banner' || $type == 'slider' ) $inline = false; $survey = preg_replace( '/[^a-f0-9]/i', '', $survey ); $survey_url = esc_url( "http://polldaddy.com/s/{$survey}" ); $survey_link = sprintf( '<a href="%s" target="_blank">%s</a>', $survey_url, esc_html( $title ) ); $settings = array(); // Do we want a full embed code or a link? if ( $no_script || $inline || $infinite_scroll ) { return $survey_link; } if ( $type == 'iframe' ) { if ( $height != 'auto' ) { if ( isset( $content_width ) && is_numeric( $width ) && $width > $content_width ) { $width = $content_width; } if ( ! $width ) { $width = '100%'; } else { $width = (int) $width; } if ( ! $height ) { $height = '600'; } else { $height = (int) $height; } return <<<CONTAINER <iframe src="{$survey_url}?iframe=1" frameborder="0" width="{$width}" height="{$height}" scrolling="auto" allowtransparency="true" marginheight="0" marginwidth="0">{$survey_link}</iframe> CONTAINER; } elseif ( ! empty( $domain ) && ! empty( $id ) ) { $domain = preg_replace( '/[^a-z0-9\-]/i', '', $domain ); $id = preg_replace( '/[\/\?&\{\}]/', '', $id ); $auto_src = esc_url( "http://{$domain}.polldaddy.com/s/{$id}" ); $auto_src = parse_url( $auto_src ); if ( ! is_array( $auto_src ) || count( $auto_src ) == 0 ) { return '<!-- no polldaddy output -->'; } if ( ! isset( $auto_src['host'] ) || ! isset( $auto_src['path'] ) ) { return '<!-- no polldaddy output -->'; } $domain = $auto_src['host'].'/s/'; $id = str_ireplace( '/s/', '', $auto_src['path'] ); $settings = array( 'type' => $type, 'auto' => true, 'domain' => $domain, 'id' => $id ); } } else { $text_color = preg_replace( '/[^a-f0-9]/i', '', $text_color ); $back_color = preg_replace( '/[^a-f0-9]/i', '', $back_color ); if ( ! in_array( $align, array( 'right', 'left', 'top-left', 'top-right', 'middle-left', 'middle-right', 'bottom-left', 'bottom-right' ) ) ) { $align = ''; } if ( ! in_array( $style, array( 'inline', 'side', 'corner', 'rounded', 'square' ) ) ) { $style = ''; } $title = wp_strip_all_tags( $title ); $body = wp_strip_all_tags( $body ); $button = wp_strip_all_tags( $button ); $settings = array_filter( array( 'title' => $title, 'type' => $type, 'body' => $body, 'button' => $button, 'text_color' => $text_color, 'back_color' => $back_color, 'align' => $align, 'style' => $style, 'id' => $survey, ) ); } if ( empty( $settings ) ) { return '<!-- no polldaddy output -->'; } return $this->get_async_code( $settings, $survey_link ); } } else { return '<!-- no polldaddy output -->'; } } function generate_scripts() { $script = ''; if ( is_array( self::$scripts ) ) { if ( is_ssl() ) { $rating_js_file = "https://polldaddy.com/js/rating/rating.js"; } else { $rating_js_file = "http://i0.poll.fm/js/rating/rating.js"; } if ( isset( self::$scripts['rating'] ) ) { $script = "<script type='text/javascript' charset='UTF-8' id='polldaddyRatings'><!--//--><![CDATA[//><!--\n"; foreach( self::$scripts['rating'] as $rating ) { $script .= "PDRTJS_settings_{$rating['id']}{$rating['item_id']}={$rating['settings']}; if ( typeof PDRTJS_RATING !== 'undefined' ){if ( typeof PDRTJS_{$rating['id']}{$rating['item_id']} == 'undefined' ){PDRTJS_{$rating['id']}{$rating['item_id']} = new PDRTJS_RATING( PDRTJS_settings_{$rating['id']}{$rating['item_id']} );}}"; } $script .= "\n//--><!]]></script><script type='text/javascript' charset='UTF-8' src='{$rating_js_file}'></script>"; } if ( isset( self::$scripts['poll'] ) ) { foreach( self::$scripts['poll'] as $poll ) { $script .= "<script type='text/javascript' charset='UTF-8' src='{$poll['url']}'></script>"; } } } self::$scripts = false; echo $script; } /** * If the theme uses infinite scroll, include jquery at the start */ function check_infinite() { if ( current_theme_supports( 'infinite-scroll' ) && class_exists( 'The_Neverending_Home_Page' ) && The_Neverending_Home_Page::archive_supports_infinity() ) { wp_enqueue_script( 'jquery' ); } } /** * Dynamically load the .js, if needed * * This hooks in late (priority 11) to infinite_scroll_render to determine * a posteriori if a shortcode has been called. */ function polldaddy_shortcode_infinite() { // only try to load if a shortcode has been called and theme supports infinite scroll if( self::$add_script ) { $script_url = esc_url_raw( plugins_url( 'js/polldaddy-shortcode.js', __FILE__ ) ); // if the script hasn't been loaded, load it // if the script loads successfully, fire an 'pd-script-load' event echo <<<SCRIPT <script type='text/javascript'> //<![CDATA[ ( function( d, c, j ) { if ( !d.getElementById( j ) ) { var pd = d.createElement( c ), s; pd.id = j; pd.src = '{$script_url}'; s = d.getElementsByTagName( c )[0]; s.parentNode.insertBefore( pd, s ); } else if ( typeof jQuery !== 'undefined' ) { jQuery( d.body ).trigger( 'pd-script-load' ); } } ( document, 'script', 'pd-polldaddy-loader' ) ); //]]> </script> SCRIPT; } } } // kick it all off new PolldaddyShortcode(); if ( ! function_exists( 'polldaddy_link' ) ) { // http://polldaddy.com/poll/1562975/?view=results&msg=voted function polldaddy_link( $content ) { return jetpack_preg_replace_outside_tags( '!(?:\n|\A)http://polldaddy.com/poll/([0-9]+?)/(.+)?(?:\n|\Z)!i', "\n<script type='text/javascript' charset='utf-8' src='//static.polldaddy.com/p/$1.js'></script><noscript> <a href='http://polldaddy.com/poll/$1/'>View Poll</a></noscript>\n", $content, 'polldaddy.com/poll' ); } // higher priority because we need it before auto-link and autop get to it add_filter( 'the_content', 'polldaddy_link', 1 ); add_filter( 'the_content_rss', 'polldaddy_link', 1 ); } wp_oembed_add_provider( '#http://poll\.fm/.*#i', 'http://polldaddy.com/oembed/', true ); }