Code Duplication    Length = 817-817 lines in 2 locations

modules/videopress-v2/class.videopress-player.php 1 location

@@ 7-823 (lines=817) @@
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 *
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 * @since 1.3
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 */
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class VideoPress_Player {
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	/**
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	 * Video data for the requested guid and maximum width
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	 *
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	 * @since 1.3
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	 * @var VideoPress_Video
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	 */
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	protected $video;
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	/**
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	 * DOM identifier of the video container
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	 *
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	 * @var string
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	 * @since 1.3
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	 */
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	protected $video_container_id;
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	/**
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	 * DOM identifier of the video element (video, object, embed)
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	 *
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	 * @var string
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	 * @since 1.3
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	 */
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	protected $video_id;
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	/**
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	 * Array of playback options: force_flash or freedom
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	 *
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	 * @var array
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	 * @since 1.3
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	 */
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	protected $options;
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	/**
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	 * Array of video GUIDs shown and their counts,
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	 * moved from the old VideoPress class.
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	 */
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	public static $shown = array();
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	/**
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	 * Initiate a player object based on shortcode values and possible blog-level option overrides
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	 *
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	 * @since 1.3
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	 * @var string $guid VideoPress unique identifier
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	 * @var int $maxwidth maximum desired width of the video player if specified
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	 * @var array $options player customizations
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	 */
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	public function __construct( $guid, $maxwidth = 0, $options = array() ) {
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		if ( empty( self::$shown[ $guid ] ) )
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			self::$shown[ $guid ] = 0;
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		self::$shown[ $guid ]++;
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		$this->video_container_id = 'v-' . $guid . '-' . self::$shown[ $guid ];
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		$this->video_id = $this->video_container_id . '-video';
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		if ( is_array( $options ) )
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			$this->options = $options;
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		else
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			$this->options = array();
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		// set up the video
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		$cache_key = null;
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		// disable cache in debug mode
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		if ( defined('WP_DEBUG') && WP_DEBUG === true ) {
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			$cached_video = null;
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		} else {
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			$cache_key_pieces = array( 'video' );
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			if ( is_multisite() && is_subdomain_install() )
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				$cache_key_pieces[] = get_current_blog_id();
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			$cache_key_pieces[] = $guid;
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			if ( $maxwidth > 0 )
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				$cache_key_pieces[] = $maxwidth;
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			if ( is_ssl() )
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				$cache_key_pieces[] = 'ssl';
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			$cache_key = implode( '-', $cache_key_pieces );
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			unset( $cache_key_pieces );
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			$cached_video = wp_cache_get( $cache_key, 'video' );
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		}
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		if ( empty( $cached_video ) ) {
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			$video = new VideoPress_Video( $guid, $maxwidth );
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			if ( empty( $video ) ) {
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				return;
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			} elseif ( isset( $video->error ) ) {
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				$this->video = $video->error;
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				return;
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			} elseif ( is_wp_error( $video ) ) {
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				$this->video = $video;
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				return;
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			}
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			$this->video = $video;
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			unset( $video );
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			if ( ! defined( 'WP_DEBUG' ) || WP_DEBUG !== true ) {
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				$expire = 3600;
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				if ( isset( $video->expires ) && is_int( $video->expires ) ) {
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					$expires_diff = time() - $video->expires;
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					if ( $expires_diff > 0 && $expires_diff < 86400 ) // allowed range: 1 second to 1 day
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						$expire = $expires_diff;
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					unset( $expires_diff );
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				}
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				wp_cache_set( $cache_key, serialize( $this->video ), 'video', $expire );
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				unset( $expire );
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			}
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		} else {
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			$this->video = unserialize( $cached_video );
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		}
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		unset( $cache_key );
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		unset( $cached_video );
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	}
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	/**
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	 * Wrap output in a VideoPress player container
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	 *
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	 * @since 1.3
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	 * @var string $content HTML string
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	 * @return string HTML string or blank string if nothing to wrap
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	 */
130
	private function html_wrapper( $content ) {
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		if ( empty( $content ) )
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			return '';
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		else
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			return '<div id="' . esc_attr( $this->video_container_id ) . '" class="video-player">' . $content . '</div>';
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	}
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	/**
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	 * Output content suitable for a feed reader displaying RSS or Atom feeds
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	 * We do not display error messages in the feed view due to caching concerns.
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	 * Flash content presented using <embed> markup for feed reader compatibility.
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	 *
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	 * @since 1.3
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	 * @return string HTML string or empty string if error
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	 */
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	public function asXML() {
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		if ( empty( $this->video ) || is_wp_error( $this->video ) ) {
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			return '';
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		}
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		if ( isset( $this->options['force_flash'] ) && true === $this->options['force_flash'] ) {
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			$content = $this->flash_embed();
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		} else {
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			$content = $this->html5_static();
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		}
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		return $this->html_wrapper( $content );
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	}
159
160
	/**
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	 * Video player markup for best matching the current request and publisher options
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	 * @since 1.3
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	 * @return string HTML markup string or empty string if no video property found
164
	 */
165
	public function asHTML() {
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		if ( empty( $this->video ) ) {
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			$content = '';
168
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		} elseif ( is_wp_error( $this->video ) ) {
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			$content = $this->error_message( $this->video );
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		} elseif ( isset( $this->options['force_flash'] ) && true === $this->options['force_flash'] ) {
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			$content = $this->flash_object();
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		} elseif ( isset( $this->video->restricted_embed ) && true === $this->video->restricted_embed ) {
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			if ( $this->options['forcestatic'] ) {
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				$content = $this->flash_object();
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			} else {
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				$content = $this->html5_dynamic();
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			}
183
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		} elseif ( isset( $this->options['freedom'] ) && true === $this->options['freedom'] ) {
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			$content = $this->html5_static();
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		} else {
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			$content = $this->html5_dynamic();
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		}
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		return $this->html_wrapper( $content );
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	}
193
194
	/**
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	 * Display an error message to users capable of doing something about the error
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	 *
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	 * @since 1.3
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	 * @uses current_user_can() to test if current user has edit_posts capability
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	 * @var WP_Error $error WordPress error
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	 * @return string HTML string
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	 */
202
	private function error_message( $error ) {
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		if ( ! current_user_can( 'edit_posts' ) || empty( $error ) )
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			return '';
205
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		$html = '<div class="videopress-error" style="background-color:rgb(255,0,0);color:rgb(255,255,255);font-family:font-family:\'Helvetica Neue\',Arial,Helvetica,\'Nimbus Sans L\',sans-serif;font-size:140%;min-height:10em;padding-top:1.5em;padding-bottom:1.5em">';
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		$html .= '<h1 style="font-size:180%;font-style:bold;line-height:130%;text-decoration:underline">' . esc_html( sprintf( __( '%s Error', 'jetpack' ), 'VideoPress' ) ) . '</h1>';
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		foreach( $error->get_error_messages() as $message ) {
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			$html .= $message;
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		}
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		$html .= '</div>';
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		return $html;
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	}
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	/**
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	 * Rating agencies and industry associations require a potential viewer verify his or her age before a video or its poster frame are displayed.
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	 * Content rated for audiences 17 years of age or older requires such verification across multiple rating agencies and industry associations
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	 *
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	 * @since 1.3
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	 * @return bool true if video requires the viewer verify he or she is 17 years of age or older
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	 */
222
	private function age_gate_required() {
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		if ( isset( $this->video->age_rating ) && $this->video->age_rating >= 17 )
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			return true;
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		else
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			return false;
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	}
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229
	/**
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	 * Select a date of birth using HTML form elements.
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	 *
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	 * @since 1.5
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	 * @return string HTML markup
234
	 */
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	private function html_age_gate() {
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		global $wp_locale;
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		$text_align = 'left';
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		if ( $this->video->text_direction === 'rtl' )
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			$text_align = 'right';
240
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		$html = '<div class="videopress-age-gate" style="margin:0 60px">';
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		$html .= '<p class="instructions" style="color:rgb(255, 255, 255);font-size:21px;padding-top:60px;padding-bottom:20px;text-align:' . $text_align . '">' . esc_html( __( 'This video is intended for mature audiences.', 'jetpack' ) ) . '<br />' . esc_html( __( 'Please verify your birthday.', 'jetpack' ) ) . '</p>';
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		$html .= '<fieldset id="birthday" style="border:0 none;text-align:' . $text_align . ';padding:0;">';
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		$inputs_style = 'border:1px solid #444;margin-';
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		if ( $this->video->text_direction === 'rtl' )
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			$inputs_style .= 'left';
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		else
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			$inputs_style .= 'right';
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		$inputs_style .= ':10px;background-color:rgb(0, 0, 0);font-size:14px;color:rgb(255,255,255);padding:4px 6px;line-height: 2em;vertical-align: middle';
250
251
		/**
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		 * Display a list of months in the Gregorian calendar.
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		 * Set values to 0-based to match JavaScript Date.
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		 * @link https://developer.mozilla.org/en/JavaScript/Reference/global_objects/date Mozilla JavaScript Reference: Date
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		 */
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		$html .= '<select name="month" style="' . $inputs_style . '">';
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		for( $i=0; $i<12; $i++ ) {
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			$html .= '<option value="' . esc_attr( $i ) . '">' . esc_html( $wp_locale->get_month( $i + 1 ) )  . '</option>';
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		}
261
		$html .= '</select>';
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263
		/**
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		 * todo: numdays variance by month
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		 */
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		$html .= '<select name="day" style="' . $inputs_style . '">';
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		for ( $i=1; $i<32; $i++ ) {
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			$html .= '<option>' . $i . '</option>';
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		}
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		$html .= '</select>';
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272
		/**
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		 * Current record for human life is 122. Go back 130 years and no one is left out.
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		 * Don't ask infants younger than 2 for their birthday
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		 * Default to 13
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		 */
277
		$html .= '<select name="year" style="' . $inputs_style . '">';
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		$start_year = date('Y') - 2;
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		$default_year = $start_year - 11;
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		$end_year = $start_year - 128;
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		for ( $year=$start_year; $year>$end_year; $year-- ) {
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			$html .= '<option';
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			if ( $year === $default_year )
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				$html .= ' selected="selected"';
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			$html .= '>' . $year . '</option>';
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		}
287
		unset( $start_year );
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		unset( $default_year );
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		unset( $end_year );
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		$html .= '</select>';
291
292
		$html .= '<input type="submit" value="' . __( 'Submit', 'jetpack' ) . '" style="cursor:pointer;border-radius: 1em;border:1px solid #333;background-color:#333;background:-webkit-gradient( linear, left top, left bottom, color-stop(0.0, #444), color-stop(1, #111) );background:-moz-linear-gradient(center top, #444 0%, #111 100%);font-size:13px;padding:4px 10px 5px;line-height:1em;vertical-align:top;color:white;text-decoration:none;margin:0" />';
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		$html .= '</fieldset>';
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		$html .= '<p style="padding-top:20px;padding-bottom:60px;text-align:' . $text_align . ';"><a rel="nofollow" href="http://videopress.com/" target="_blank" style="color:rgb(128,128,128);text-decoration:underline;font-size:15px">' . __( 'More information', 'jetpack' ) . '</a></p>';
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		$html .= '</div>';
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		return $html;
299
	}
300
301
	/**
302
	 * Return HTML5 video static markup for the given video parameters.
303
	 * Use default browser player controls.
304
	 * No Flash fallback.
305
	 *
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	 * @since 1.2
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	 * @link http://www.whatwg.org/specs/web-apps/current-work/multipage/video.html HTML5 video
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	 * @return string HTML5 video element and children
309
	 */
310
	private function html5_static() {
311
		wp_enqueue_script( 'videopress' );
312
		$thumbnail = esc_url( $this->video->poster_frame_uri );
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		$html = "<video id=\"{$this->video_id}\" width=\"{$this->video->calculated_width}\" height=\"{$this->video->calculated_height}\" poster=\"$thumbnail\" controls=\"true\"";
314
		if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true )
315
			$html .= ' autoplay="true"';
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		else
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			$html .= ' preload="metadata"';
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		if ( isset( $this->video->text_direction ) )
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			$html .= ' dir="' . esc_attr( $this->video->text_direction ) . '"';
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		if ( isset( $this->video->language ) )
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			$html .= ' lang="' . esc_attr( $this->video->language ) . '"';
322
		$html .= '>';
323
		if ( ! isset( $this->options['freedom'] ) || $this->options['freedom'] === false ) {
324
			$mp4 = $this->video->videos->mp4->url;
325
			if ( ! empty( $mp4 ) )
326
				$html .= '<source src="' . esc_url( $mp4 ) . '" type="video/mp4; codecs=&quot;' . esc_attr( $this->video->videos->mp4->codecs ) . '&quot;" />';
327
			unset( $mp4 );
328
		}
329
		$ogg = $this->video->videos->ogv->url;
330
		if ( ! empty( $ogg ) )
331
			$html .= '<source src="' . esc_url( $ogg ) . '" type="video/ogg; codecs=&quot;' . esc_attr( $this->video->videos->ogv->codecs ) . '&quot;" />';
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		unset( $ogg );
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334
		$html .= '<div><img alt="';
335
		if ( isset( $this->video->title ) )
336
			$html .= esc_attr( $this->video->title );
337
		$html .= '" src="' . $thumbnail . '" width="' . $this->video->calculated_width . '" height="' . $this->video->calculated_height . '" /></div>';
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		if ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true )
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			$html .= '<p class="robots-nocontent">' . sprintf( __( 'You do not have sufficient <a rel="nofollow" href="%s" target="_blank">freedom levels</a> to view this video. Support free software and upgrade.', 'jetpack' ), 'http://www.gnu.org/philosophy/free-sw.html' ) . '</p>';
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		elseif ( isset( $this->video->title ) )
341
			$html .= '<p>' . esc_html( $this->video->title ) . '</p>';
342
		$html .= '</video>';
343
		return $html;
344
	}
345
346
	/**
347
	 * Click to play dynamic HTML5-capable player.
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	 * The player displays a video preview section including poster frame,
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	 * video title, play button and watermark on the original page load
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	 * and calculates the playback capabilities of the browser. The video player
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	 * is loaded when the visitor clicks on the video preview area.
352
	 * If Flash Player 10 or above is available the browser will display
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	 * the Flash version of the video. If HTML5 video appears to be supported
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	 * and the browser may be capable of MP4 (H.264, AAC) or OGV (Theora, Vorbis)
355
	 * playback the browser will display its native HTML5 player.
356
	 *
357
	 * @since 1.5
358
	 * @return string HTML markup
359
	 */
360
	private function html5_dynamic() {
361
362
		/**
363
		 * Filter the VideoPress legacy player feature
364
		 *
365
		 * This filter allows you to control whether the legacy VideoPress player should be used
366
		 * instead of the improved one.
367
		 *
368
		 * @module videopress
369
		 *
370
		 * @since 3.7.0
371
		 *
372
		 * @param boolean $videopress_use_legacy_player
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		 */
374
		if ( ! apply_filters( 'jetpack_videopress_use_legacy_player', false ) ) {
375
			return $this->html5_dynamic_next();
376
		}
377
378
		wp_enqueue_script( 'videopress' );
379
		$video_placeholder_id = $this->video_container_id . '-placeholder';
380
		$age_gate_required = $this->age_gate_required();
381
		$width = absint( $this->video->calculated_width );
382
		$height = absint( $this->video->calculated_height );
383
384
		$html = '<div id="' . $video_placeholder_id . '" class="videopress-placeholder" style="';
385
		if ( $age_gate_required )
386
			$html .= "min-width:{$width}px;min-height:{$height}px";
387
		else
388
			$html .= "width:{$width}px;height:{$height}px";
389
		$html .= ';display:none;cursor:pointer !important;position:relative;';
390
		if ( isset( $this->video->skin ) && isset( $this->video->skin->background_color ) )
391
			$html .= 'background-color:' . esc_attr( $this->video->skin->background_color ) . ';';
392
		$html .= 'font-family: \'Helvetica Neue\',Arial,Helvetica,\'Nimbus Sans L\',sans-serif;font-weight:bold;font-size:18px">' . PHP_EOL;
393
394
		/**
395
		 * Do not display a poster frame, title, or any other content hints for mature content.
396
		 */
397
		if ( ! $age_gate_required ) {
398
			if ( ! empty( $this->video->title ) ) {
399
				$html .= '<div class="videopress-title" style="display:inline;position:absolute;margin:20px 20px 0 20px;padding:4px 8px;vertical-align:top;text-align:';
400
				if ( $this->video->text_direction === 'rtl' )
401
					$html .= 'right" dir="rtl"';
402
				else
403
					$html .= 'left" dir="ltr"';
404
				if ( isset( $this->video->language ) )
405
					$html .= ' lang="' . esc_attr( $this->video->language ) . '"';
406
				$html .= '><span style="padding:3px 0;line-height:1.5em;';
407
				if ( isset( $this->video->skin ) && isset( $this->video->skin->background_color ) ) {
408
					$html .= 'background-color:';
409
					if ( $this->video->skin->background_color === 'rgb(0,0,0)' )
410
						$html .= 'rgba(0,0,0,0.8)';
411
					else
412
						$html .= esc_attr( $this->video->skin->background_color );
413
					$html .= ';';
414
				}
415
				$html .= 'color:rgb(255,255,255)">' . esc_html( $this->video->title ) . '</span></div>';
416
			}
417
			$html .= '<img class="videopress-poster" alt="';
418
			if ( ! empty( $this->video->title ) )
419
				$html .= esc_attr( $this->video->title ) . '" title="' . esc_attr( sprintf( _x( 'Watch: %s', 'watch a video title', 'jetpack' ), $this->video->title ) );
420
			$html .= '" src="' . esc_url( $this->video->poster_frame_uri, array( 'http', 'https' ) ) . '" width="' . $width . '" height="' . $height . '" />' . PHP_EOL;
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			//style a play button hovered over the poster frame
423
			$html .= '<div class="play-button"><span style="z-index:2;display:block;position:absolute;top:50%;left:50%;text-align:center;vertical-align:middle;color:rgb(255,255,255);opacity:0.9;margin:0 0 0 -0.45em;padding:0;line-height:0;font-size:500%;text-shadow:0 0 40px rgba(0,0,0,0.5)">&#9654;</span></div>' . PHP_EOL;
424
425
			// watermark
426
			if ( isset( $this->video->skin ) && isset( $this->video->skin->watermark ) ) {
427
				$html .= '<div style="position:relative;margin-top:-40px;height:25px;margin-bottom:35px;';
428
				if ( $this->video->text_direction === 'rtl' )
429
					$html .= 'margin-left:20px;text-align:left;';
430
				else
431
					$html .= 'margin-right:20px;text-align:right;';
432
				$html .= 'vertical-align:bottom;z-index:3">';
433
				$html .= '<img alt="" src="' . esc_url( $this->video->skin->watermark, array( 'http', 'https' ) ) . '" width="90" height="13" style="background-color:transparent;background-image:none;background-repeat:no-repeat;border:none;margin:0;padding:0"/>';
434
				$html .= '</div>' . PHP_EOL;
435
			}
436
		}
437
438
		$data = array(
439
			'blog' => absint( $this->video->blog_id ),
440
			'post' => absint( $this->video->post_id ),
441
			'duration'=> absint( $this->video->duration ),
442
			'poster' => esc_url_raw( $this->video->poster_frame_uri, array( 'http', 'https' ) ),
443
			'hd' => (bool) $this->options['hd']
444
		);
445
		if ( isset( $this->video->videos ) ) {
446
			if ( isset( $this->video->videos->mp4 ) && isset( $this->video->videos->mp4->url ) )
447
				$data['mp4'] = array( 'size' => $this->video->videos->mp4->format, 'uri' => esc_url_raw( $this->video->videos->mp4->url, array( 'http', 'https' ) ) );
448
			if ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) )
449
				$data['ogv'] = array( 'size' => 'std', 'uri' => esc_url_raw( $this->video->videos->ogv->url, array( 'http', 'https' ) ) );
450
		}
451
		$locale = array( 'dir' => $this->video->text_direction );
452
		if ( isset( $this->video->language ) )
453
			$locale['lang'] = $this->video->language;
454
		$data['locale'] = $locale;
455
		unset( $locale );
456
457
		$guid = $this->video->guid;
458
		$guid_js = json_encode( $guid );
459
		$html .= '<script type="text/javascript">' . PHP_EOL;
460
		$html .= 'jQuery(document).ready(function() {';
461
462
		$html .= 'if ( !jQuery.VideoPress.data[' . json_encode($guid) . '] ) { jQuery.VideoPress.data[' . json_encode($guid) . '] = new Array(); }' . PHP_EOL;
463
		$html .= 'jQuery.VideoPress.data[' . json_encode( $guid ) . '][' . self::$shown[ $guid ] . ']=' . json_encode($data) . ';' . PHP_EOL;
464
		unset( $data );
465
466
		$jq_container = json_encode( '#' . $this->video_container_id );
467
		$jq_placeholder = json_encode( '#' . $video_placeholder_id );
468
		$player_config = "{width:{$width},height:{$height},";
469
		if ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true )
470
			$player_config .= 'freedom:"true",';
471
		$player_config .= 'container:jQuery(' . $jq_container . ')}';
472
473
		$html .= "jQuery({$jq_placeholder}).show(0,function(){jQuery.VideoPress.analytics.impression({$guid_js})});" . PHP_EOL;
474
475
		if ( $age_gate_required ) {
476
			$html .= 'if ( jQuery.VideoPress.support.flash() ) {' . PHP_EOL;
477
			/**
478
			 * @link http://code.google.com/p/swfobject/wiki/api#swfobject.embedSWF(swfUrlStr,_replaceElemIdStr,_widthStr,_height
479
			 */
480
			$html .= 'swfobject.embedSWF(' . implode( ',', array(
481
				'jQuery.VideoPress.video.flash.player_uri',
482
				json_encode( $this->video_container_id ),
483
				json_encode( $width ),
484
				json_encode( $height ),
485
				'jQuery.VideoPress.video.flash.min_version',
486
				'jQuery.VideoPress.video.flash.expressinstall', // attempt to upgrade the Flash player if less than min_version. requires a 310x137 container or larger but we will always try to include
487
				'{guid:' . $guid_js . '}', // FlashVars
488
				'jQuery.VideoPress.video.flash.params',
489
				'null', // no attributes
490
				'jQuery.VideoPress.video.flash.embedCallback' // error fallback
491
			) ) . ');';
492
			$html .= '} else {' . PHP_EOL;
493
			$html .= "if ( jQuery.VideoPress.video.prepare({$guid_js},{$player_config}," . self::$shown[ $guid ] . ') ) {' . PHP_EOL;
494
			$html .= 'if ( jQuery(' . $jq_container . ').data( "player" ) === "flash" ){jQuery.VideoPress.video.play(jQuery(' . json_encode('#' . $this->video_container_id) . '));}else{';
495
			$html .= 'jQuery(' . $jq_placeholder . ').html(' . json_encode( $this->html_age_date() ) . ');' . PHP_EOL;
496
			$html .= 'jQuery(' . json_encode( '#' . $video_placeholder_id . ' input[type=submit]' ) . ').one("click", function(event){jQuery.VideoPress.requirements.isSufficientAge(jQuery(' . $jq_container . '),' . absint( $this->video->age_rating ) . ')});' . PHP_EOL;
497
			$html .= '}}}' . PHP_EOL;
498
		} else {
499
			$html .= "if ( jQuery.VideoPress.video.prepare({$guid_js}, {$player_config}," . self::$shown[ $guid ] . ') ) {' . PHP_EOL;
500
			if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true )
501
				$html .= "jQuery.VideoPress.video.play(jQuery({$jq_container}));";
502
			else
503
				$html .= 'jQuery(' . $jq_placeholder .  ').one("click",function(){jQuery.VideoPress.video.play(jQuery(' . $jq_container . '))});';
504
			$html .= '}';
505
506
			// close the jQuery(document).ready() function
507
			$html .= '});';
508
		}
509
		$html .= '</script>' . PHP_EOL;
510
		$html .= '</div>' . PHP_EOL;
511
512
		/*
513
		 * JavaScript required
514
		 */
515
		$noun = __( 'this video', 'jetpack' );
516
		if ( ! $age_gate_required ) {
517
			$vid_type = '';
518
			if ( ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true ) && ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) ) )
519
				$vid_type = 'ogv';
520
			elseif ( isset( $this->video->videos->mp4 ) && isset( $this->video->videos->mp4->url ) )
521
				$vid_type = 'mp4';
522
			elseif ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) )
523
				$vid_type = 'ogv';
524
525
			if ( $vid_type !== '' ) {
526
				$noun = '<a ';
527
				if ( isset( $this->video->language ) )
528
					$noun .= 'hreflang="' . esc_attr( $this->video->language ) . '" ';
529
				if ( $vid_type === 'mp4' )
530
					$noun .= 'type="video/mp4" href="' . esc_url( $this->video->videos->mp4->url, array( 'http', 'https' ) );
531
				elseif ( $vid_type === 'ogv' )
532
					$noun .= 'type="video/ogv" href="' . esc_url( $this->video->videos->ogv->url, array( 'http', 'https' ) );
533
				$noun .= '">';
534
				if ( isset( $this->video->title ) )
535
					$noun .= esc_html( $this->video->title );
536
				else
537
					$noun .= __( 'this video', 'jetpack' );
538
				$noun .= '</a>';
539
			} elseif ( ! empty( $this->title ) ) {
540
				$noun = esc_html( $this->title );
541
			}
542
			unset( $vid_type );
543
		}
544
		$html .= '<noscript><p>' . sprintf( _x( 'JavaScript required to play %s.', 'Play as in playback or view a movie', 'jetpack' ), $noun ) . '</p></noscript>';
545
546
		return $html;
547
	}
548
549
	function html5_dynamic_next() {
550
		$video_container_id = 'v-' . $this->video->guid;
551
552
		// Must not use iframes for IE11 due to a fullscreen bug
553
		if ( isset( $_SERVER['HTTP_USER_AGENT'] ) && stristr( $_SERVER['HTTP_USER_AGENT'], 'Trident/7.0; rv:11.0' ) ) {
554
			$iframe_embed = false;
555
		} else {
556
557
			/**
558
			 * Filter the VideoPress iframe embed
559
			 *
560
			 * This filter allows you to control whether the videos will be embedded using an iframe.
561
			 * Set this to false in order to use an in-page embed rather than an iframe.
562
			 *
563
			 * @module videopress
564
			 *
565
			 * @since 3.7.0
566
			 *
567
			 * @param boolean $videopress_player_use_iframe
568
			 */
569
			$iframe_embed = apply_filters( 'jetpack_videopress_player_use_iframe', true );
570
		}
571
572
		if ( ! array_key_exists( 'hd', $this->options ) ) {
573
			$this->options['hd'] = (bool) get_option( 'video_player_high_quality', false );
574
		}
575
576
		$videopress_options = array(
577
			'width' => absint( $this->video->calculated_width ),
578
			'height' => absint( $this->video->calculated_height ),
579
		);
580
		foreach ( $this->options as $option => $value ) {
581
			switch ( $option ) {
582
				case 'at':
583
					if ( intval( $value ) ) {
584
						$videopress_options[ $option ] = intval( $value );
585
					}
586
					break;
587
				case 'autoplay':
588
					$option = 'autoPlay';
589
				case 'hd':
590
				case 'loop':
591
				case 'permalink':
592
					if ( in_array( $value, array( 1, 'true' ) ) ) {
593
						$videopress_options[ $option ] = true;
594
					} elseif ( in_array( $value, array( 0, 'false' ) ) ) {
595
						$videopress_options[ $option ] = false;
596
					}
597
					break;
598
				case 'defaultlangcode':
599
					$option = 'defaultLangCode';
600
					if ( $value ) {
601
						$videopress_options[ $option ] = $value;
602
					}
603
					break;
604
			}
605
		}
606
607
		if ( $iframe_embed ) {
608
			$iframe_url = "https://videopress.com/embed/{$this->video->guid}";
609
610
			foreach ( $videopress_options as $option => $value ) {
611
				if ( ! in_array( $option, array( 'width', 'height' ) ) ) {
612
613
					// add_query_arg ignores false as a value, so replacing it with 0
614
					$iframe_url = add_query_arg( $option, ( false === $value ) ? 0 : $value, $iframe_url );
615
				}
616
			}
617
618
			$js_url = 'https://s0.wp.com/wp-content/plugins/video/assets/js/next/videopress-iframe.js';
619
			$js_url = add_query_arg( 'jetpack_version', JETPACK__VERSION, $js_url );
620
621
			return "<iframe width='" . esc_attr( $videopress_options['width'] )
622
				. "' height='" . esc_attr( $videopress_options['height'] )
623
				. "' src='" . esc_attr( $iframe_url )
624
				. "' frameborder='0' allowfullscreen></iframe>"
625
				. "<script src='" . esc_attr( $js_url ) . "'></script>";
626
627
		} else {
628
			$videopress_options = json_encode( $videopress_options );
629
			$js_url = 'https://s0.wp.com/wp-content/plugins/video/assets/js/next/videopress.js';
630
			$js_url = add_query_arg( 'jetpack_version', JETPACK__VERSION, $js_url );
631
632
			return "<div id='{$video_container_id}'></div>
633
				<script src='{$js_url}'></script>
634
				<script>
635
					videopress('{$this->video->guid}', document.querySelector('#{$video_container_id}'), {$videopress_options});
636
				</script>";
637
		}
638
	}
639
640
	/**
641
	 * Only allow legitimate Flash parameters and their values
642
	 *
643
	 * @since 1.2
644
	 * @link http://kb2.adobe.com/cps/127/tn_12701.html Flash object and embed attributes
645
	 * @link http://kb2.adobe.com/cps/133/tn_13331.html devicefont
646
	 * @link http://kb2.adobe.com/cps/164/tn_16494.html allowscriptaccess
647
	 * @link http://www.adobe.com/devnet/flashplayer/articles/full_screen_mode.html full screen mode
648
	 * @link http://livedocs.adobe.com/flash/9.0/main/wwhelp/wwhimpl/common/html/wwhelp.htm?context=LiveDocs_Parts&file=00001079.html allownetworking
649
	 * @param array $flash_params Flash parameters expressed in key-value form
650
	 * @return array validated Flash parameters
651
	 */
652
	public static function esc_flash_params( $flash_params ) {
653
		$allowed_params = array(
654
			'swliveconnect' => array('true', 'false'),
655
			'play' => array('true', 'false'),
656
			'loop' => array('true', 'false'),
657
			'menu' => array('true', 'false'),
658
			'quality' => array('low', 'autolow', 'autohigh', 'medium', 'high', 'best'),
659
			'scale' => array('default', 'noborder', 'exactfit', 'noscale'),
660
			'align' => array('l', 'r', 't'),
661
			'salign' => array('l', 'r', 't', 'tl', 'tr', 'bl', 'br'),
662
			'wmode' => array('window', 'opaque', 'transparent','direct','gpu'),
663
			'devicefont' => array('_sans', '_serif', '_typewriter'),
664
			'allowscriptaccess' => array('always', 'samedomain', 'never'),
665
			'allownetworking' => array('all','internal', 'none'),
666
			'seamlesstabbing' => array('true', 'false'),
667
			'allowfullscreen' => array('true', 'false'),
668
			'fullScreenAspectRatio' => array('portrait', 'landscape'),
669
			'base',
670
			'bgcolor',
671
			'flashvars'
672
		);
673
674
		$allowed_params_keys = array_keys( $allowed_params );
675
676
		$filtered_params = array();
677
		foreach( $flash_params as $param=>$value ) {
678
			if ( empty($param) || empty($value) )
679
				continue;
680
			$param = strtolower($param);
681
			if ( in_array($param, $allowed_params_keys) ) {
682
				if ( isset( $allowed_params[$param] ) && is_array( $allowed_params[$param] ) ) {
683
					$value = strtolower($value);
684
					if ( in_array( $value, $allowed_params[$param] ) )
685
						$filtered_params[$param] = $value;
686
				} else {
687
					$filtered_params[$param] = $value;
688
				}
689
			}
690
		}
691
		unset( $allowed_params_keys );
692
693
		/**
694
		 * Flash specifies sameDomain, not samedomain. change from lowercase value for preciseness
695
		 */
696
		if ( isset( $filtered_params['allowscriptaccess'] ) && $filtered_params['allowscriptaccess'] === 'samedomain' )
697
			$filtered_params['allowscriptaccess'] = 'sameDomain';
698
699
		return $filtered_params;
700
	}
701
702
	/**
703
	 * Filter Flash variables from the response, taking into consideration player options.
704
	 *
705
	 * @since 1.3
706
	 * @return array Flash variable key value pairs
707
	 */
708
	private function get_flash_variables() {
709
		if ( ! isset( $this->video->players->swf->vars ) )
710
			return array();
711
712
		$flashvars = (array) $this->video->players->swf->vars;
713
		if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true )
714
			$flashvars['autoPlay'] = 'true';
715
		return $flashvars;
716
	}
717
718
	/**
719
	 * Validate and filter Flash parameters
720
	 *
721
	 * @since 1.3
722
	 * @return array Flash parameters passed through key and value validation
723
	 */
724
	private function get_flash_parameters() {
725
		if ( ! isset( $this->video->players->swf->params ) )
726
			return array();
727
		else
728
			return self::esc_flash_params(
729
				/**
730
				 * Filters the Flash parameters of the VideoPress player.
731
				 *
732
				 * @module videopress
733
				 *
734
				 * @since 1.2.0
735
				 *
736
				 * @param array $this->video->players->swf->params Array of swf parameters for the VideoPress flash player.
737
				 */
738
				apply_filters( 'video_flash_params', (array) $this->video->players->swf->params, 10, 1 )
739
			);
740
	}
741
742
	/**
743
	 * Flash player markup in a HTML embed element.
744
	 *
745
	 * @since 1.1
746
	 * @link http://www.whatwg.org/specs/web-apps/current-work/multipage/the-iframe-element.html#the-embed-element embed element
747
	 * @link http://www.google.com/support/reader/bin/answer.py?answer=70664 Google Reader markup support
748
	 * @return string HTML markup. Embed element with no children
749
	 */
750
	private function flash_embed() {
751
		wp_enqueue_script( 'videopress' );
752
		if ( ! isset( $this->video->players->swf ) || ! isset( $this->video->players->swf->url ) )
753
			return '';
754
755
		$embed = array(
756
			'id' => $this->video_id,
757
			'src' => esc_url_raw( $this->video->players->swf->url . '&' . http_build_query( $this->get_flash_variables(), null, '&' ) , array( 'http', 'https' ) ),
758
			'type' => 'application/x-shockwave-flash',
759
			'width' => $this->video->calculated_width,
760
			'height' => $this->video->calculated_height
761
		);
762
		if ( isset( $this->video->title ) )
763
			$embed['title'] = $this->video->title;
764
		$embed = array_merge( $embed, $this->get_flash_parameters() );
765
766
		$html = '<embed';
767
		foreach ( $embed as $attribute => $value ) {
768
			$html .= ' ' . esc_html( $attribute ) . '="' . esc_attr( $value ) . '"';
769
		}
770
		unset( $embed );
771
		$html .= '></embed>';
772
		return $html;
773
	}
774
775
	/**
776
	 * Double-baked Flash object markup for Internet Explorer and more standards-friendly consuming agents.
777
	 *
778
	 * @since 1.1
779
	 * @return HTML markup. Object and children.
780
	 */
781
	private function flash_object() {
782
		wp_enqueue_script( 'videopress' );
783
		if ( ! isset( $this->video->players->swf ) || ! isset( $this->video->players->swf->url ) )
784
			return '';
785
786
		$thumbnail_html = '<img alt="';
787
		if ( isset( $this->video->title ) )
788
			$thumbnail_html .= esc_attr( $this->video->title );
789
		$thumbnail_html .= '" src="' . esc_url( $this->video->poster_frame_uri, array( 'http', 'https' ) ) . '" width="' . $this->video->calculated_width . '" height="' . $this->video->calculated_height . '" />';
790
		$flash_vars = esc_attr( http_build_query( $this->get_flash_variables(), null, '&' ) );
791
		$flash_params = '';
792
		foreach ( $this->get_flash_parameters() as $attribute => $value ) {
793
			$flash_params .= '<param name="' . esc_attr( $attribute ) . '" value="' . esc_attr( $value ) . '" />';
794
		}
795
		$flash_help = sprintf( __( 'This video requires <a rel="nofollow" href="%s" target="_blank">Adobe Flash</a> for playback.', 'jetpack' ), 'http://www.adobe.com/go/getflashplayer');
796
		$flash_player_url = esc_url( $this->video->players->swf->url, array( 'http', 'https' ) );
797
		$description = '';
798
		if ( isset( $this->video->title ) ) {
799
			$standby = $this->video->title;
800
			$description = '<p><strong>' . esc_html( $this->video->title ) . '</strong></p>';
801
		} else {
802
			$standby = __( 'Loading video...', 'jetpack' );
803
		}
804
		$standby = ' standby="' . esc_attr( $standby ) . '"';
805
		return <<<OBJECT
806
<script type="text/javascript">if(typeof swfobject!=="undefined"){swfobject.registerObject("{$this->video_id}", "{$this->video->players->swf->version}");}</script>
807
<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="{$this->video->calculated_width}" height="{$this->video->calculated_height}" id="{$this->video_id}"{$standby}>
808
	<param name="movie" value="{$flash_player_url}" />
809
	{$flash_params}
810
	<param name="flashvars" value="{$flash_vars}" />
811
	<!--[if !IE]>-->
812
	<object type="application/x-shockwave-flash" data="{$flash_player_url}" width="{$this->video->calculated_width}" height="{$this->video->calculated_height}"{$standby}>
813
		{$flash_params}
814
		<param name="flashvars" value="{$flash_vars}" />
815
	<!--<![endif]-->
816
	{$thumbnail_html}{$description}<p class="robots-nocontent">{$flash_help}</p>
817
	<!--[if !IE]>-->
818
	</object>
819
	<!--<![endif]-->
820
</object>
821
OBJECT;
822
	}
823
}
824

modules/videopress/class.videopress-player.php 1 location

@@ 7-823 (lines=817) @@
4
 *
5
 * @since 1.3
6
 */
7
class VideoPress_Player {
8
	/**
9
	 * Video data for the requested guid and maximum width
10
	 *
11
	 * @since 1.3
12
	 * @var VideoPress_Video
13
	 */
14
	protected $video;
15
16
	/**
17
	 * DOM identifier of the video container
18
	 *
19
	 * @var string
20
	 * @since 1.3
21
	 */
22
	protected $video_container_id;
23
24
	/**
25
	 * DOM identifier of the video element (video, object, embed)
26
	 *
27
	 * @var string
28
	 * @since 1.3
29
	 */
30
	protected $video_id;
31
32
	/**
33
	 * Array of playback options: force_flash or freedom
34
	 *
35
	 * @var array
36
	 * @since 1.3
37
	 */
38
	protected $options;
39
40
	/**
41
	 * Array of video GUIDs shown and their counts,
42
	 * moved from the old VideoPress class.
43
	 */
44
	public static $shown = array();
45
46
	/**
47
	 * Initiate a player object based on shortcode values and possible blog-level option overrides
48
	 *
49
	 * @since 1.3
50
	 * @var string $guid VideoPress unique identifier
51
	 * @var int $maxwidth maximum desired width of the video player if specified
52
	 * @var array $options player customizations
53
	 */
54
	public function __construct( $guid, $maxwidth = 0, $options = array() ) {
55
		if ( empty( self::$shown[ $guid ] ) )
56
			self::$shown[ $guid ] = 0;
57
58
		self::$shown[ $guid ]++;
59
60
		$this->video_container_id = 'v-' . $guid . '-' . self::$shown[ $guid ];
61
		$this->video_id = $this->video_container_id . '-video';
62
63
		if ( is_array( $options ) )
64
			$this->options = $options;
65
		else
66
			$this->options = array();
67
68
		// set up the video
69
		$cache_key = null;
70
71
		// disable cache in debug mode
72
		if ( defined('WP_DEBUG') && WP_DEBUG === true ) {
73
			$cached_video = null;
74
		} else {
75
			$cache_key_pieces = array( 'video' );
76
77
			if ( is_multisite() && is_subdomain_install() )
78
				$cache_key_pieces[] = get_current_blog_id();
79
80
			$cache_key_pieces[] = $guid;
81
			if ( $maxwidth > 0 )
82
				$cache_key_pieces[] = $maxwidth;
83
			if ( is_ssl() )
84
				$cache_key_pieces[] = 'ssl';
85
			$cache_key = implode( '-', $cache_key_pieces );
86
			unset( $cache_key_pieces );
87
			$cached_video = wp_cache_get( $cache_key, 'video' );
88
		}
89
		if ( empty( $cached_video ) ) {
90
			$video = new VideoPress_Video( $guid, $maxwidth );
91
			if ( empty( $video ) ) {
92
				return;
93
			} elseif ( isset( $video->error ) ) {
94
				$this->video = $video->error;
95
				return;
96
			} elseif ( is_wp_error( $video ) ) {
97
				$this->video = $video;
98
				return;
99
			}
100
101
			$this->video = $video;
102
			unset( $video );
103
104
			if ( ! defined( 'WP_DEBUG' ) || WP_DEBUG !== true ) {
105
				$expire = 3600;
106
				if ( isset( $video->expires ) && is_int( $video->expires ) ) {
107
					$expires_diff = time() - $video->expires;
108
					if ( $expires_diff > 0 && $expires_diff < 86400 ) // allowed range: 1 second to 1 day
109
						$expire = $expires_diff;
110
					unset( $expires_diff );
111
				}
112
113
				wp_cache_set( $cache_key, serialize( $this->video ), 'video', $expire );
114
				unset( $expire );
115
			}
116
		} else {
117
			$this->video = unserialize( $cached_video );
118
		}
119
		unset( $cache_key );
120
		unset( $cached_video );
121
	}
122
123
	/**
124
	 * Wrap output in a VideoPress player container
125
	 *
126
	 * @since 1.3
127
	 * @var string $content HTML string
128
	 * @return string HTML string or blank string if nothing to wrap
129
	 */
130
	private function html_wrapper( $content ) {
131
		if ( empty( $content ) )
132
			return '';
133
		else
134
			return '<div id="' . esc_attr( $this->video_container_id ) . '" class="video-player">' . $content . '</div>';
135
	}
136
137
	/**
138
	 * Output content suitable for a feed reader displaying RSS or Atom feeds
139
	 * We do not display error messages in the feed view due to caching concerns.
140
	 * Flash content presented using <embed> markup for feed reader compatibility.
141
	 *
142
	 * @since 1.3
143
	 * @return string HTML string or empty string if error
144
	 */
145
	public function asXML() {
146
		if ( empty( $this->video ) || is_wp_error( $this->video ) ) {
147
			return '';
148
		}
149
150
		if ( isset( $this->options['force_flash'] ) && true === $this->options['force_flash'] ) {
151
			$content = $this->flash_embed();
152
153
		} else {
154
			$content = $this->html5_static();
155
		}
156
157
		return $this->html_wrapper( $content );
158
	}
159
160
	/**
161
	 * Video player markup for best matching the current request and publisher options
162
	 * @since 1.3
163
	 * @return string HTML markup string or empty string if no video property found
164
	 */
165
	public function asHTML() {
166
		if ( empty( $this->video ) ) {
167
			$content = '';
168
169
		} elseif ( is_wp_error( $this->video ) ) {
170
			$content = $this->error_message( $this->video );
171
172
		} elseif ( isset( $this->options['force_flash'] ) && true === $this->options['force_flash'] ) {
173
			$content = $this->flash_object();
174
175
		} elseif ( isset( $this->video->restricted_embed ) && true === $this->video->restricted_embed ) {
176
177
			if ( $this->options['forcestatic'] ) {
178
				$content = $this->flash_object();
179
180
			} else {
181
				$content = $this->html5_dynamic();
182
			}
183
184
		} elseif ( isset( $this->options['freedom'] ) && true === $this->options['freedom'] ) {
185
			$content = $this->html5_static();
186
187
		} else {
188
			$content = $this->html5_dynamic();
189
		}
190
191
		return $this->html_wrapper( $content );
192
	}
193
194
	/**
195
	 * Display an error message to users capable of doing something about the error
196
	 *
197
	 * @since 1.3
198
	 * @uses current_user_can() to test if current user has edit_posts capability
199
	 * @var WP_Error $error WordPress error
200
	 * @return string HTML string
201
	 */
202
	private function error_message( $error ) {
203
		if ( ! current_user_can( 'edit_posts' ) || empty( $error ) )
204
			return '';
205
206
		$html = '<div class="videopress-error" style="background-color:rgb(255,0,0);color:rgb(255,255,255);font-family:font-family:\'Helvetica Neue\',Arial,Helvetica,\'Nimbus Sans L\',sans-serif;font-size:140%;min-height:10em;padding-top:1.5em;padding-bottom:1.5em">';
207
		$html .= '<h1 style="font-size:180%;font-style:bold;line-height:130%;text-decoration:underline">' . esc_html( sprintf( __( '%s Error', 'jetpack' ), 'VideoPress' ) ) . '</h1>';
208
		foreach( $error->get_error_messages() as $message ) {
209
			$html .= $message;
210
		}
211
		$html .= '</div>';
212
		return $html;
213
	}
214
215
	/**
216
	 * Rating agencies and industry associations require a potential viewer verify his or her age before a video or its poster frame are displayed.
217
	 * Content rated for audiences 17 years of age or older requires such verification across multiple rating agencies and industry associations
218
	 *
219
	 * @since 1.3
220
	 * @return bool true if video requires the viewer verify he or she is 17 years of age or older
221
	 */
222
	private function age_gate_required() {
223
		if ( isset( $this->video->age_rating ) && $this->video->age_rating >= 17 )
224
			return true;
225
		else
226
			return false;
227
	}
228
229
	/**
230
	 * Select a date of birth using HTML form elements.
231
	 *
232
	 * @since 1.5
233
	 * @return string HTML markup
234
	 */
235
	private function html_age_gate() {
236
		global $wp_locale;
237
		$text_align = 'left';
238
		if ( $this->video->text_direction === 'rtl' )
239
			$text_align = 'right';
240
241
		$html = '<div class="videopress-age-gate" style="margin:0 60px">';
242
		$html .= '<p class="instructions" style="color:rgb(255, 255, 255);font-size:21px;padding-top:60px;padding-bottom:20px;text-align:' . $text_align . '">' . esc_html( __( 'This video is intended for mature audiences.', 'jetpack' ) ) . '<br />' . esc_html( __( 'Please verify your birthday.', 'jetpack' ) ) . '</p>';
243
		$html .= '<fieldset id="birthday" style="border:0 none;text-align:' . $text_align . ';padding:0;">';
244
		$inputs_style = 'border:1px solid #444;margin-';
245
		if ( $this->video->text_direction === 'rtl' )
246
			$inputs_style .= 'left';
247
		else
248
			$inputs_style .= 'right';
249
		$inputs_style .= ':10px;background-color:rgb(0, 0, 0);font-size:14px;color:rgb(255,255,255);padding:4px 6px;line-height: 2em;vertical-align: middle';
250
251
		/**
252
		 * Display a list of months in the Gregorian calendar.
253
		 * Set values to 0-based to match JavaScript Date.
254
		 * @link https://developer.mozilla.org/en/JavaScript/Reference/global_objects/date Mozilla JavaScript Reference: Date
255
		 */
256
		$html .= '<select name="month" style="' . $inputs_style . '">';
257
258
		for( $i=0; $i<12; $i++ ) {
259
			$html .= '<option value="' . esc_attr( $i ) . '">' . esc_html( $wp_locale->get_month( $i + 1 ) )  . '</option>';
260
		}
261
		$html .= '</select>';
262
263
		/**
264
		 * todo: numdays variance by month
265
		 */
266
		$html .= '<select name="day" style="' . $inputs_style . '">';
267
		for ( $i=1; $i<32; $i++ ) {
268
			$html .= '<option>' . $i . '</option>';
269
		}
270
		$html .= '</select>';
271
272
		/**
273
		 * Current record for human life is 122. Go back 130 years and no one is left out.
274
		 * Don't ask infants younger than 2 for their birthday
275
		 * Default to 13
276
		 */
277
		$html .= '<select name="year" style="' . $inputs_style . '">';
278
		$start_year = date('Y') - 2;
279
		$default_year = $start_year - 11;
280
		$end_year = $start_year - 128;
281
		for ( $year=$start_year; $year>$end_year; $year-- ) {
282
			$html .= '<option';
283
			if ( $year === $default_year )
284
				$html .= ' selected="selected"';
285
			$html .= '>' . $year . '</option>';
286
		}
287
		unset( $start_year );
288
		unset( $default_year );
289
		unset( $end_year );
290
		$html .= '</select>';
291
292
		$html .= '<input type="submit" value="' . __( 'Submit', 'jetpack' ) . '" style="cursor:pointer;border-radius: 1em;border:1px solid #333;background-color:#333;background:-webkit-gradient( linear, left top, left bottom, color-stop(0.0, #444), color-stop(1, #111) );background:-moz-linear-gradient(center top, #444 0%, #111 100%);font-size:13px;padding:4px 10px 5px;line-height:1em;vertical-align:top;color:white;text-decoration:none;margin:0" />';
293
294
		$html .= '</fieldset>';
295
		$html .= '<p style="padding-top:20px;padding-bottom:60px;text-align:' . $text_align . ';"><a rel="nofollow" href="http://videopress.com/" target="_blank" style="color:rgb(128,128,128);text-decoration:underline;font-size:15px">' . __( 'More information', 'jetpack' ) . '</a></p>';
296
297
		$html .= '</div>';
298
		return $html;
299
	}
300
301
	/**
302
	 * Return HTML5 video static markup for the given video parameters.
303
	 * Use default browser player controls.
304
	 * No Flash fallback.
305
	 *
306
	 * @since 1.2
307
	 * @link http://www.whatwg.org/specs/web-apps/current-work/multipage/video.html HTML5 video
308
	 * @return string HTML5 video element and children
309
	 */
310
	private function html5_static() {
311
		wp_enqueue_script( 'videopress' );
312
		$thumbnail = esc_url( $this->video->poster_frame_uri );
313
		$html = "<video id=\"{$this->video_id}\" width=\"{$this->video->calculated_width}\" height=\"{$this->video->calculated_height}\" poster=\"$thumbnail\" controls=\"true\"";
314
		if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true )
315
			$html .= ' autoplay="true"';
316
		else
317
			$html .= ' preload="metadata"';
318
		if ( isset( $this->video->text_direction ) )
319
			$html .= ' dir="' . esc_attr( $this->video->text_direction ) . '"';
320
		if ( isset( $this->video->language ) )
321
			$html .= ' lang="' . esc_attr( $this->video->language ) . '"';
322
		$html .= '>';
323
		if ( ! isset( $this->options['freedom'] ) || $this->options['freedom'] === false ) {
324
			$mp4 = $this->video->videos->mp4->url;
325
			if ( ! empty( $mp4 ) )
326
				$html .= '<source src="' . esc_url( $mp4 ) . '" type="video/mp4; codecs=&quot;' . esc_attr( $this->video->videos->mp4->codecs ) . '&quot;" />';
327
			unset( $mp4 );
328
		}
329
		$ogg = $this->video->videos->ogv->url;
330
		if ( ! empty( $ogg ) )
331
			$html .= '<source src="' . esc_url( $ogg ) . '" type="video/ogg; codecs=&quot;' . esc_attr( $this->video->videos->ogv->codecs ) . '&quot;" />';
332
		unset( $ogg );
333
334
		$html .= '<div><img alt="';
335
		if ( isset( $this->video->title ) )
336
			$html .= esc_attr( $this->video->title );
337
		$html .= '" src="' . $thumbnail . '" width="' . $this->video->calculated_width . '" height="' . $this->video->calculated_height . '" /></div>';
338
		if ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true )
339
			$html .= '<p class="robots-nocontent">' . sprintf( __( 'You do not have sufficient <a rel="nofollow" href="%s" target="_blank">freedom levels</a> to view this video. Support free software and upgrade.', 'jetpack' ), 'http://www.gnu.org/philosophy/free-sw.html' ) . '</p>';
340
		elseif ( isset( $this->video->title ) )
341
			$html .= '<p>' . esc_html( $this->video->title ) . '</p>';
342
		$html .= '</video>';
343
		return $html;
344
	}
345
346
	/**
347
	 * Click to play dynamic HTML5-capable player.
348
	 * The player displays a video preview section including poster frame,
349
	 * video title, play button and watermark on the original page load
350
	 * and calculates the playback capabilities of the browser. The video player
351
	 * is loaded when the visitor clicks on the video preview area.
352
	 * If Flash Player 10 or above is available the browser will display
353
	 * the Flash version of the video. If HTML5 video appears to be supported
354
	 * and the browser may be capable of MP4 (H.264, AAC) or OGV (Theora, Vorbis)
355
	 * playback the browser will display its native HTML5 player.
356
	 *
357
	 * @since 1.5
358
	 * @return string HTML markup
359
	 */
360
	private function html5_dynamic() {
361
362
		/**
363
		 * Filter the VideoPress legacy player feature
364
		 *
365
		 * This filter allows you to control whether the legacy VideoPress player should be used
366
		 * instead of the improved one.
367
		 *
368
		 * @module videopress
369
		 *
370
		 * @since 3.7.0
371
		 *
372
		 * @param boolean $videopress_use_legacy_player
373
		 */
374
		if ( ! apply_filters( 'jetpack_videopress_use_legacy_player', false ) ) {
375
			return $this->html5_dynamic_next();
376
		}
377
378
		wp_enqueue_script( 'videopress' );
379
		$video_placeholder_id = $this->video_container_id . '-placeholder';
380
		$age_gate_required = $this->age_gate_required();
381
		$width = absint( $this->video->calculated_width );
382
		$height = absint( $this->video->calculated_height );
383
384
		$html = '<div id="' . $video_placeholder_id . '" class="videopress-placeholder" style="';
385
		if ( $age_gate_required )
386
			$html .= "min-width:{$width}px;min-height:{$height}px";
387
		else
388
			$html .= "width:{$width}px;height:{$height}px";
389
		$html .= ';display:none;cursor:pointer !important;position:relative;';
390
		if ( isset( $this->video->skin ) && isset( $this->video->skin->background_color ) )
391
			$html .= 'background-color:' . esc_attr( $this->video->skin->background_color ) . ';';
392
		$html .= 'font-family: \'Helvetica Neue\',Arial,Helvetica,\'Nimbus Sans L\',sans-serif;font-weight:bold;font-size:18px">' . PHP_EOL;
393
394
		/**
395
		 * Do not display a poster frame, title, or any other content hints for mature content.
396
		 */
397
		if ( ! $age_gate_required ) {
398
			if ( ! empty( $this->video->title ) ) {
399
				$html .= '<div class="videopress-title" style="display:inline;position:absolute;margin:20px 20px 0 20px;padding:4px 8px;vertical-align:top;text-align:';
400
				if ( $this->video->text_direction === 'rtl' )
401
					$html .= 'right" dir="rtl"';
402
				else
403
					$html .= 'left" dir="ltr"';
404
				if ( isset( $this->video->language ) )
405
					$html .= ' lang="' . esc_attr( $this->video->language ) . '"';
406
				$html .= '><span style="padding:3px 0;line-height:1.5em;';
407
				if ( isset( $this->video->skin ) && isset( $this->video->skin->background_color ) ) {
408
					$html .= 'background-color:';
409
					if ( $this->video->skin->background_color === 'rgb(0,0,0)' )
410
						$html .= 'rgba(0,0,0,0.8)';
411
					else
412
						$html .= esc_attr( $this->video->skin->background_color );
413
					$html .= ';';
414
				}
415
				$html .= 'color:rgb(255,255,255)">' . esc_html( $this->video->title ) . '</span></div>';
416
			}
417
			$html .= '<img class="videopress-poster" alt="';
418
			if ( ! empty( $this->video->title ) )
419
				$html .= esc_attr( $this->video->title ) . '" title="' . esc_attr( sprintf( _x( 'Watch: %s', 'watch a video title', 'jetpack' ), $this->video->title ) );
420
			$html .= '" src="' . esc_url( $this->video->poster_frame_uri, array( 'http', 'https' ) ) . '" width="' . $width . '" height="' . $height . '" />' . PHP_EOL;
421
422
			//style a play button hovered over the poster frame
423
			$html .= '<div class="play-button"><span style="z-index:2;display:block;position:absolute;top:50%;left:50%;text-align:center;vertical-align:middle;color:rgb(255,255,255);opacity:0.9;margin:0 0 0 -0.45em;padding:0;line-height:0;font-size:500%;text-shadow:0 0 40px rgba(0,0,0,0.5)">&#9654;</span></div>' . PHP_EOL;
424
425
			// watermark
426
			if ( isset( $this->video->skin ) && isset( $this->video->skin->watermark ) ) {
427
				$html .= '<div style="position:relative;margin-top:-40px;height:25px;margin-bottom:35px;';
428
				if ( $this->video->text_direction === 'rtl' )
429
					$html .= 'margin-left:20px;text-align:left;';
430
				else
431
					$html .= 'margin-right:20px;text-align:right;';
432
				$html .= 'vertical-align:bottom;z-index:3">';
433
				$html .= '<img alt="" src="' . esc_url( $this->video->skin->watermark, array( 'http', 'https' ) ) . '" width="90" height="13" style="background-color:transparent;background-image:none;background-repeat:no-repeat;border:none;margin:0;padding:0"/>';
434
				$html .= '</div>' . PHP_EOL;
435
			}
436
		}
437
438
		$data = array(
439
			'blog' => absint( $this->video->blog_id ),
440
			'post' => absint( $this->video->post_id ),
441
			'duration'=> absint( $this->video->duration ),
442
			'poster' => esc_url_raw( $this->video->poster_frame_uri, array( 'http', 'https' ) ),
443
			'hd' => (bool) $this->options['hd']
444
		);
445
		if ( isset( $this->video->videos ) ) {
446
			if ( isset( $this->video->videos->mp4 ) && isset( $this->video->videos->mp4->url ) )
447
				$data['mp4'] = array( 'size' => $this->video->videos->mp4->format, 'uri' => esc_url_raw( $this->video->videos->mp4->url, array( 'http', 'https' ) ) );
448
			if ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) )
449
				$data['ogv'] = array( 'size' => 'std', 'uri' => esc_url_raw( $this->video->videos->ogv->url, array( 'http', 'https' ) ) );
450
		}
451
		$locale = array( 'dir' => $this->video->text_direction );
452
		if ( isset( $this->video->language ) )
453
			$locale['lang'] = $this->video->language;
454
		$data['locale'] = $locale;
455
		unset( $locale );
456
457
		$guid = $this->video->guid;
458
		$guid_js = json_encode( $guid );
459
		$html .= '<script type="text/javascript">' . PHP_EOL;
460
		$html .= 'jQuery(document).ready(function() {';
461
462
		$html .= 'if ( !jQuery.VideoPress.data[' . json_encode($guid) . '] ) { jQuery.VideoPress.data[' . json_encode($guid) . '] = new Array(); }' . PHP_EOL;
463
		$html .= 'jQuery.VideoPress.data[' . json_encode( $guid ) . '][' . self::$shown[ $guid ] . ']=' . json_encode($data) . ';' . PHP_EOL;
464
		unset( $data );
465
466
		$jq_container = json_encode( '#' . $this->video_container_id );
467
		$jq_placeholder = json_encode( '#' . $video_placeholder_id );
468
		$player_config = "{width:{$width},height:{$height},";
469
		if ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true )
470
			$player_config .= 'freedom:"true",';
471
		$player_config .= 'container:jQuery(' . $jq_container . ')}';
472
473
		$html .= "jQuery({$jq_placeholder}).show(0,function(){jQuery.VideoPress.analytics.impression({$guid_js})});" . PHP_EOL;
474
475
		if ( $age_gate_required ) {
476
			$html .= 'if ( jQuery.VideoPress.support.flash() ) {' . PHP_EOL;
477
			/**
478
			 * @link http://code.google.com/p/swfobject/wiki/api#swfobject.embedSWF(swfUrlStr,_replaceElemIdStr,_widthStr,_height
479
			 */
480
			$html .= 'swfobject.embedSWF(' . implode( ',', array(
481
				'jQuery.VideoPress.video.flash.player_uri',
482
				json_encode( $this->video_container_id ),
483
				json_encode( $width ),
484
				json_encode( $height ),
485
				'jQuery.VideoPress.video.flash.min_version',
486
				'jQuery.VideoPress.video.flash.expressinstall', // attempt to upgrade the Flash player if less than min_version. requires a 310x137 container or larger but we will always try to include
487
				'{guid:' . $guid_js . '}', // FlashVars
488
				'jQuery.VideoPress.video.flash.params',
489
				'null', // no attributes
490
				'jQuery.VideoPress.video.flash.embedCallback' // error fallback
491
			) ) . ');';
492
			$html .= '} else {' . PHP_EOL;
493
			$html .= "if ( jQuery.VideoPress.video.prepare({$guid_js},{$player_config}," . self::$shown[ $guid ] . ') ) {' . PHP_EOL;
494
			$html .= 'if ( jQuery(' . $jq_container . ').data( "player" ) === "flash" ){jQuery.VideoPress.video.play(jQuery(' . json_encode('#' . $this->video_container_id) . '));}else{';
495
			$html .= 'jQuery(' . $jq_placeholder . ').html(' . json_encode( $this->html_age_date() ) . ');' . PHP_EOL;
496
			$html .= 'jQuery(' . json_encode( '#' . $video_placeholder_id . ' input[type=submit]' ) . ').one("click", function(event){jQuery.VideoPress.requirements.isSufficientAge(jQuery(' . $jq_container . '),' . absint( $this->video->age_rating ) . ')});' . PHP_EOL;
497
			$html .= '}}}' . PHP_EOL;
498
		} else {
499
			$html .= "if ( jQuery.VideoPress.video.prepare({$guid_js}, {$player_config}," . self::$shown[ $guid ] . ') ) {' . PHP_EOL;
500
			if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true )
501
				$html .= "jQuery.VideoPress.video.play(jQuery({$jq_container}));";
502
			else
503
				$html .= 'jQuery(' . $jq_placeholder .  ').one("click",function(){jQuery.VideoPress.video.play(jQuery(' . $jq_container . '))});';
504
			$html .= '}';
505
506
			// close the jQuery(document).ready() function
507
			$html .= '});';
508
		}
509
		$html .= '</script>' . PHP_EOL;
510
		$html .= '</div>' . PHP_EOL;
511
512
		/*
513
		 * JavaScript required
514
		 */
515
		$noun = __( 'this video', 'jetpack' );
516
		if ( ! $age_gate_required ) {
517
			$vid_type = '';
518
			if ( ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true ) && ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) ) )
519
				$vid_type = 'ogv';
520
			elseif ( isset( $this->video->videos->mp4 ) && isset( $this->video->videos->mp4->url ) )
521
				$vid_type = 'mp4';
522
			elseif ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) )
523
				$vid_type = 'ogv';
524
525
			if ( $vid_type !== '' ) {
526
				$noun = '<a ';
527
				if ( isset( $this->video->language ) )
528
					$noun .= 'hreflang="' . esc_attr( $this->video->language ) . '" ';
529
				if ( $vid_type === 'mp4' )
530
					$noun .= 'type="video/mp4" href="' . esc_url( $this->video->videos->mp4->url, array( 'http', 'https' ) );
531
				elseif ( $vid_type === 'ogv' )
532
					$noun .= 'type="video/ogv" href="' . esc_url( $this->video->videos->ogv->url, array( 'http', 'https' ) );
533
				$noun .= '">';
534
				if ( isset( $this->video->title ) )
535
					$noun .= esc_html( $this->video->title );
536
				else
537
					$noun .= __( 'this video', 'jetpack' );
538
				$noun .= '</a>';
539
			} elseif ( ! empty( $this->title ) ) {
540
				$noun = esc_html( $this->title );
541
			}
542
			unset( $vid_type );
543
		}
544
		$html .= '<noscript><p>' . sprintf( _x( 'JavaScript required to play %s.', 'Play as in playback or view a movie', 'jetpack' ), $noun ) . '</p></noscript>';
545
546
		return $html;
547
	}
548
549
	function html5_dynamic_next() {
550
		$video_container_id = 'v-' . $this->video->guid;
551
552
		// Must not use iframes for IE11 due to a fullscreen bug
553
		if ( isset( $_SERVER['HTTP_USER_AGENT'] ) && stristr( $_SERVER['HTTP_USER_AGENT'], 'Trident/7.0; rv:11.0' ) ) {
554
			$iframe_embed = false;
555
		} else {
556
557
			/**
558
			 * Filter the VideoPress iframe embed
559
			 *
560
			 * This filter allows you to control whether the videos will be embedded using an iframe.
561
			 * Set this to false in order to use an in-page embed rather than an iframe.
562
			 *
563
			 * @module videopress
564
			 *
565
			 * @since 3.7.0
566
			 *
567
			 * @param boolean $videopress_player_use_iframe
568
			 */
569
			$iframe_embed = apply_filters( 'jetpack_videopress_player_use_iframe', true );
570
		}
571
572
		if ( ! array_key_exists( 'hd', $this->options ) ) {
573
			$this->options['hd'] = (bool) get_option( 'video_player_high_quality', false );
574
		}
575
576
		$videopress_options = array(
577
			'width' => absint( $this->video->calculated_width ),
578
			'height' => absint( $this->video->calculated_height ),
579
		);
580
		foreach ( $this->options as $option => $value ) {
581
			switch ( $option ) {
582
				case 'at':
583
					if ( intval( $value ) ) {
584
						$videopress_options[ $option ] = intval( $value );
585
					}
586
					break;
587
				case 'autoplay':
588
					$option = 'autoPlay';
589
				case 'hd':
590
				case 'loop':
591
				case 'permalink':
592
					if ( in_array( $value, array( 1, 'true' ) ) ) {
593
						$videopress_options[ $option ] = true;
594
					} elseif ( in_array( $value, array( 0, 'false' ) ) ) {
595
						$videopress_options[ $option ] = false;
596
					}
597
					break;
598
				case 'defaultlangcode':
599
					$option = 'defaultLangCode';
600
					if ( $value ) {
601
						$videopress_options[ $option ] = $value;
602
					}
603
					break;
604
			}
605
		}
606
607
		if ( $iframe_embed ) {
608
			$iframe_url = "https://videopress.com/embed/{$this->video->guid}";
609
610
			foreach ( $videopress_options as $option => $value ) {
611
				if ( ! in_array( $option, array( 'width', 'height' ) ) ) {
612
613
					// add_query_arg ignores false as a value, so replacing it with 0
614
					$iframe_url = add_query_arg( $option, ( false === $value ) ? 0 : $value, $iframe_url );
615
				}
616
			}
617
618
			$js_url = 'https://s0.wp.com/wp-content/plugins/video/assets/js/next/videopress-iframe.js';
619
			$js_url = add_query_arg( 'jetpack_version', JETPACK__VERSION, $js_url );
620
621
			return "<iframe width='" . esc_attr( $videopress_options['width'] )
622
				. "' height='" . esc_attr( $videopress_options['height'] )
623
				. "' src='" . esc_attr( $iframe_url )
624
				. "' frameborder='0' allowfullscreen></iframe>"
625
				. "<script src='" . esc_attr( $js_url ) . "'></script>";
626
627
		} else {
628
			$videopress_options = json_encode( $videopress_options );
629
			$js_url = 'https://s0.wp.com/wp-content/plugins/video/assets/js/next/videopress.js';
630
			$js_url = add_query_arg( 'jetpack_version', JETPACK__VERSION, $js_url );
631
632
			return "<div id='{$video_container_id}'></div>
633
				<script src='{$js_url}'></script>
634
				<script>
635
					videopress('{$this->video->guid}', document.querySelector('#{$video_container_id}'), {$videopress_options});
636
				</script>";
637
		}
638
	}
639
640
	/**
641
	 * Only allow legitimate Flash parameters and their values
642
	 *
643
	 * @since 1.2
644
	 * @link http://kb2.adobe.com/cps/127/tn_12701.html Flash object and embed attributes
645
	 * @link http://kb2.adobe.com/cps/133/tn_13331.html devicefont
646
	 * @link http://kb2.adobe.com/cps/164/tn_16494.html allowscriptaccess
647
	 * @link http://www.adobe.com/devnet/flashplayer/articles/full_screen_mode.html full screen mode
648
	 * @link http://livedocs.adobe.com/flash/9.0/main/wwhelp/wwhimpl/common/html/wwhelp.htm?context=LiveDocs_Parts&file=00001079.html allownetworking
649
	 * @param array $flash_params Flash parameters expressed in key-value form
650
	 * @return array validated Flash parameters
651
	 */
652
	public static function esc_flash_params( $flash_params ) {
653
		$allowed_params = array(
654
			'swliveconnect' => array('true', 'false'),
655
			'play' => array('true', 'false'),
656
			'loop' => array('true', 'false'),
657
			'menu' => array('true', 'false'),
658
			'quality' => array('low', 'autolow', 'autohigh', 'medium', 'high', 'best'),
659
			'scale' => array('default', 'noborder', 'exactfit', 'noscale'),
660
			'align' => array('l', 'r', 't'),
661
			'salign' => array('l', 'r', 't', 'tl', 'tr', 'bl', 'br'),
662
			'wmode' => array('window', 'opaque', 'transparent','direct','gpu'),
663
			'devicefont' => array('_sans', '_serif', '_typewriter'),
664
			'allowscriptaccess' => array('always', 'samedomain', 'never'),
665
			'allownetworking' => array('all','internal', 'none'),
666
			'seamlesstabbing' => array('true', 'false'),
667
			'allowfullscreen' => array('true', 'false'),
668
			'fullScreenAspectRatio' => array('portrait', 'landscape'),
669
			'base',
670
			'bgcolor',
671
			'flashvars'
672
		);
673
674
		$allowed_params_keys = array_keys( $allowed_params );
675
676
		$filtered_params = array();
677
		foreach( $flash_params as $param=>$value ) {
678
			if ( empty($param) || empty($value) )
679
				continue;
680
			$param = strtolower($param);
681
			if ( in_array($param, $allowed_params_keys) ) {
682
				if ( isset( $allowed_params[$param] ) && is_array( $allowed_params[$param] ) ) {
683
					$value = strtolower($value);
684
					if ( in_array( $value, $allowed_params[$param] ) )
685
						$filtered_params[$param] = $value;
686
				} else {
687
					$filtered_params[$param] = $value;
688
				}
689
			}
690
		}
691
		unset( $allowed_params_keys );
692
693
		/**
694
		 * Flash specifies sameDomain, not samedomain. change from lowercase value for preciseness
695
		 */
696
		if ( isset( $filtered_params['allowscriptaccess'] ) && $filtered_params['allowscriptaccess'] === 'samedomain' )
697
			$filtered_params['allowscriptaccess'] = 'sameDomain';
698
699
		return $filtered_params;
700
	}
701
702
	/**
703
	 * Filter Flash variables from the response, taking into consideration player options.
704
	 *
705
	 * @since 1.3
706
	 * @return array Flash variable key value pairs
707
	 */
708
	private function get_flash_variables() {
709
		if ( ! isset( $this->video->players->swf->vars ) )
710
			return array();
711
712
		$flashvars = (array) $this->video->players->swf->vars;
713
		if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true )
714
			$flashvars['autoPlay'] = 'true';
715
		return $flashvars;
716
	}
717
718
	/**
719
	 * Validate and filter Flash parameters
720
	 *
721
	 * @since 1.3
722
	 * @return array Flash parameters passed through key and value validation
723
	 */
724
	private function get_flash_parameters() {
725
		if ( ! isset( $this->video->players->swf->params ) )
726
			return array();
727
		else
728
			return self::esc_flash_params(
729
				/**
730
				 * Filters the Flash parameters of the VideoPress player.
731
				 *
732
				 * @module videopress
733
				 *
734
				 * @since 1.2.0
735
				 *
736
				 * @param array $this->video->players->swf->params Array of swf parameters for the VideoPress flash player.
737
				 */
738
				apply_filters( 'video_flash_params', (array) $this->video->players->swf->params, 10, 1 )
739
			);
740
	}
741
742
	/**
743
	 * Flash player markup in a HTML embed element.
744
	 *
745
	 * @since 1.1
746
	 * @link http://www.whatwg.org/specs/web-apps/current-work/multipage/the-iframe-element.html#the-embed-element embed element
747
	 * @link http://www.google.com/support/reader/bin/answer.py?answer=70664 Google Reader markup support
748
	 * @return string HTML markup. Embed element with no children
749
	 */
750
	private function flash_embed() {
751
		wp_enqueue_script( 'videopress' );
752
		if ( ! isset( $this->video->players->swf ) || ! isset( $this->video->players->swf->url ) )
753
			return '';
754
755
		$embed = array(
756
			'id' => $this->video_id,
757
			'src' => esc_url_raw( $this->video->players->swf->url . '&' . http_build_query( $this->get_flash_variables(), null, '&' ) , array( 'http', 'https' ) ),
758
			'type' => 'application/x-shockwave-flash',
759
			'width' => $this->video->calculated_width,
760
			'height' => $this->video->calculated_height
761
		);
762
		if ( isset( $this->video->title ) )
763
			$embed['title'] = $this->video->title;
764
		$embed = array_merge( $embed, $this->get_flash_parameters() );
765
766
		$html = '<embed';
767
		foreach ( $embed as $attribute => $value ) {
768
			$html .= ' ' . esc_html( $attribute ) . '="' . esc_attr( $value ) . '"';
769
		}
770
		unset( $embed );
771
		$html .= '></embed>';
772
		return $html;
773
	}
774
775
	/**
776
	 * Double-baked Flash object markup for Internet Explorer and more standards-friendly consuming agents.
777
	 *
778
	 * @since 1.1
779
	 * @return HTML markup. Object and children.
780
	 */
781
	private function flash_object() {
782
		wp_enqueue_script( 'videopress' );
783
		if ( ! isset( $this->video->players->swf ) || ! isset( $this->video->players->swf->url ) )
784
			return '';
785
786
		$thumbnail_html = '<img alt="';
787
		if ( isset( $this->video->title ) )
788
			$thumbnail_html .= esc_attr( $this->video->title );
789
		$thumbnail_html .= '" src="' . esc_url( $this->video->poster_frame_uri, array( 'http', 'https' ) ) . '" width="' . $this->video->calculated_width . '" height="' . $this->video->calculated_height . '" />';
790
		$flash_vars = esc_attr( http_build_query( $this->get_flash_variables(), null, '&' ) );
791
		$flash_params = '';
792
		foreach ( $this->get_flash_parameters() as $attribute => $value ) {
793
			$flash_params .= '<param name="' . esc_attr( $attribute ) . '" value="' . esc_attr( $value ) . '" />';
794
		}
795
		$flash_help = sprintf( __( 'This video requires <a rel="nofollow" href="%s" target="_blank">Adobe Flash</a> for playback.', 'jetpack' ), 'http://www.adobe.com/go/getflashplayer');
796
		$flash_player_url = esc_url( $this->video->players->swf->url, array( 'http', 'https' ) );
797
		$description = '';
798
		if ( isset( $this->video->title ) ) {
799
			$standby = $this->video->title;
800
			$description = '<p><strong>' . esc_html( $this->video->title ) . '</strong></p>';
801
		} else {
802
			$standby = __( 'Loading video...', 'jetpack' );
803
		}
804
		$standby = ' standby="' . esc_attr( $standby ) . '"';
805
		return <<<OBJECT
806
<script type="text/javascript">if(typeof swfobject!=="undefined"){swfobject.registerObject("{$this->video_id}", "{$this->video->players->swf->version}");}</script>
807
<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="{$this->video->calculated_width}" height="{$this->video->calculated_height}" id="{$this->video_id}"{$standby}>
808
	<param name="movie" value="{$flash_player_url}" />
809
	{$flash_params}
810
	<param name="flashvars" value="{$flash_vars}" />
811
	<!--[if !IE]>-->
812
	<object type="application/x-shockwave-flash" data="{$flash_player_url}" width="{$this->video->calculated_width}" height="{$this->video->calculated_height}"{$standby}>
813
		{$flash_params}
814
		<param name="flashvars" value="{$flash_vars}" />
815
	<!--<![endif]-->
816
	{$thumbnail_html}{$description}<p class="robots-nocontent">{$flash_help}</p>
817
	<!--[if !IE]>-->
818
	</object>
819
	<!--<![endif]-->
820
</object>
821
OBJECT;
822
	}
823
}
824