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DIR: /srv/http/adent.cz/papirnictvi-mb.cz/wp-content/plugins/jetpack/modules/shortcodes
/srv/http/adent.cz/papirnictvi-mb.cz/wp-content/plugins/jetpack/modules/shortcodes/
Current File : /srv/http/adent.cz/papirnictvi-mb.cz/wp-content/plugins/jetpack/modules/shortcodes/crowdsignal.php
<?php

// Keep compatibility with polldaddy-plugin
if ( ! class_exists( 'CrowdsignalShortcode' ) && ! class_exists( 'PolldaddyShortcode' ) ) {

/**
* Class wrapper for Crowdsignal shortcodes
*/

class CrowdsignalShortcode {

	static $add_script = false;
	static $scripts = false;

	/**
	 * Add all the actions & resgister the shortcode
	 */
	function __construct() {
		if ( defined( 'GLOBAL_TAGS' ) == false ) {
			add_shortcode( 'crowdsignal', array( $this, 'crowdsignal_shortcode' ) );
			add_shortcode( 'polldaddy', array( $this, 'crowdsignal_shortcode' ) );

			add_filter( 'pre_kses', array( $this, 'crowdsignal_embed_to_shortcode' ) );
		}
		add_action( 'wp_enqueue_scripts', array( $this, 'check_infinite' ) );
		add_action( 'infinite_scroll_render', array( $this, 'crowdsignal_shortcode_infinite' ), 11 );
	}

	private function get_async_code( array $settings, $survey_link ) {
		$include = <<<CONTAINER
( function( d, c, j ) {
  if ( !d.getElementById( j ) ) {
    var pd = d.createElement( c ), s;
    pd.id = j;
    pd.src = 'https://polldaddy.com/survey.js';
    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="cs-embed pd-embed" data-settings="'
			. esc_attr( json_encode( $settings ) )
			. '"></div>';
		if ( 'button' === $settings['type'] ) {
			$placeholder =
				'<a class="cs-embed 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;
	}

	/*
	 * Crowdsignal Poll Embed script - transforms code that looks like that:
	 * <script type="text/javascript" charset="utf-8" async 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 [crowdsignal poll=...] shortcode format
	 */
	function crowdsignal_embed_to_shortcode( $content ) {

		if ( ! is_string( $content ) || 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[] = '#&lt;script(?:[^&]|&(?!gt;))+?src="https?://(secure|static)\.polldaddy\.com/p/([0-9]+)\.js"(?:[^&]|&(?!gt;))*+&gt;\s*?&lt;/script&gt;\r?\n?(&lt;noscript&gt;.*?&lt;/noscript&gt;)?#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( $match[0], " [crowdsignal poll=$id]", $content );
					/** This action is documented in modules/shortcodes/youtube.php */
					do_action( 'jetpack_embed_to_shortcode', 'crowdsignal', $id );
				}
			}
		}

		return $content;
	}

	/**
	 * Shortcode for polldadddy
	 * [crowdsignal poll|survey|rating="123456"]
	 */
	function crowdsignal_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, 'crowdsignal' ) );

		if ( ! is_array( $atts ) ) {
			return '<!-- Crowdsignal 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 ( $inline ) {
				return <<<SCRIPT
<div class="cs-rating pd-rating" id="pd_rating_holder_{$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" async src="https://polldaddy.com/js/rating/rating.js"></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 ( $infinite_scroll ) {
					return <<<CONTAINER
<div class="cs-rating pd-rating" id="pd_rating_holder_{$rating}{$item_id}" data-settings="{$data}"></div>
CONTAINER;
				} else {
					return <<<CONTAINER
<div class="cs-rating pd-rating" id="pd_rating_holder_{$rating}{$item_id}"></div>
CONTAINER;
				}
			}
		} elseif ( intval( $poll ) > 0 ) { //poll embed

			$poll      = intval( $poll );
			$poll_url  = sprintf( 'https://poll.fm/%d', $poll );
			$poll_js   = sprintf( 'https://secure.polldaddy.com/p/%d.js', $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="CSS_Poll 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_{$poll}"></a>
<div class="CSS_Poll PDS_Poll" id="PDI_container{$poll}" style="display:inline-block;{$float}{$margins}"></div>
<div id="PD_superContainer"></div>
<script type="text/javascript" charset="UTF-8" async 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 );
				$survey_url  = esc_url( "https://survey.fm/{$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 );

						$auto_src = esc_url( "https://{$domain}.survey.fm/{$id}" );
						$auto_src = parse_url( $auto_src );

						if ( ! is_array( $auto_src ) || count( $auto_src ) == 0 ) {
							return '<!-- no crowdsignal output -->';
						}

						if ( ! isset( $auto_src['host'] ) || ! isset( $auto_src['path'] ) ) {
							return '<!-- no crowdsignal output -->';
						}

						$domain   = $auto_src['host'] . '/';
						$id       = ltrim( $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 crowdsignal output -->';
				}

				return $this->get_async_code( $settings, $survey_link );
			}
		} else {
			return '<!-- no crowdsignal output -->';
		}
	}

	function generate_scripts() {
		$script = '';

		if ( is_array( self::$scripts ) ) {
			if ( isset( self::$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' async src='https://polldaddy.com/js/rating/rating.js'></script>";

			}

			if ( isset( self::$scripts['poll'] ) ) {
				foreach( self::$scripts['poll'] as $poll ) {
					$script .= "<script type='text/javascript' charset='UTF-8' async src='{$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 crowdsignal_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.async = true;
						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 CrowdsignalShortcode();

if ( ! function_exists( 'crowdsignal_link' ) ) {
	// http://polldaddy.com/poll/1562975/?view=results&msg=voted
	function crowdsignal_link( $content ) {
		return preg_replace( '!(?:\n|\A)https?://(polldaddy\.com/poll|poll\.fm)/([0-9]+?)(/.*)?(?:\n|\Z)!i', "\n<script type='text/javascript' charset='utf-8' src='//static.polldaddy.com/p/$2.js'></script><noscript> <a href='https://poll.fm/$2'>View Poll</a></noscript>\n", $content );
	}

	// higher priority because we need it before auto-link and autop get to it
	add_filter( 'the_content', 'crowdsignal_link', 1 );
	add_filter( 'the_content_rss', 'crowdsignal_link', 1 );
}

wp_oembed_add_provider( '#https?://(.+\.)?polldaddy\.com/.*#i', 'https://api.crowdsignal.com/oembed', true );
wp_oembed_add_provider( '#https?://.+\.survey\.fm/.*#i', 'https://api.crowdsignal.com/oembed', true );
wp_oembed_add_provider( '#https?://poll\.fm/.*#i', 'https://api.crowdsignal.com/oembed', true );

}