video_container_id = 'v-' . $guid . '-' . self::$shown[ $guid ]; $this->video_id = $this->video_container_id . '-video'; if ( is_array( $options ) ) { $this->options = $options; } else { $this->options = array(); } // set up the video $cache_key = null; // disable cache in debug mode if ( defined( 'WP_DEBUG' ) && WP_DEBUG === true ) { $cached_video = null; } else { $cache_key_pieces = array( 'video' ); if ( is_multisite() && is_subdomain_install() ) { $cache_key_pieces[] = get_current_blog_id(); } $cache_key_pieces[] = $guid; if ( $maxwidth > 0 ) { $cache_key_pieces[] = $maxwidth; } if ( is_ssl() ) { $cache_key_pieces[] = 'ssl'; } $cache_key = implode( '-', $cache_key_pieces ); unset( $cache_key_pieces ); $cached_video = wp_cache_get( $cache_key, 'video' ); } if ( empty( $cached_video ) ) { $video = new VideoPress_Video( $guid, $maxwidth ); if ( empty( $video ) ) { return; } elseif ( isset( $video->error ) ) { $this->video = $video->error; return; } elseif ( is_wp_error( $video ) ) { $this->video = $video; return; } $this->video = $video; unset( $video ); if ( ! defined( 'WP_DEBUG' ) || WP_DEBUG !== true ) { $expire = 3600; if ( isset( $video->expires ) && is_int( $video->expires ) ) { $expires_diff = time() - $video->expires; if ( $expires_diff > 0 && $expires_diff < 86400 ) { // allowed range: 1 second to 1 day $expire = $expires_diff; } unset( $expires_diff ); } wp_cache_set( $cache_key, serialize( $this->video ), 'video', $expire ); unset( $expire ); } } else { $this->video = unserialize( $cached_video ); } unset( $cache_key ); unset( $cached_video ); } /** * Wrap output in a VideoPress player container * * @since 1.3 * @var string $content HTML string * @return string HTML string or blank string if nothing to wrap */ private function html_wrapper( $content ) { if ( empty( $content ) ) { return ''; } else { return '
' . $content . '
'; } } /** * Output content suitable for a feed reader displaying RSS or Atom feeds * We do not display error messages in the feed view due to caching concerns. * Flash content presented using markup for feed reader compatibility. * * @since 1.3 * @return string HTML string or empty string if error */ public function asXML() { if ( empty( $this->video ) || is_wp_error( $this->video ) ) { return ''; } if ( isset( $this->options['force_flash'] ) && true === $this->options['force_flash'] ) { $content = $this->flash_embed(); } else { $content = $this->html5_static(); } return $this->html_wrapper( $content ); } /** * Video player markup for best matching the current request and publisher options * * @since 1.3 * @return string HTML markup string or empty string if no video property found */ public function asHTML() { if ( empty( $this->video ) ) { $content = ''; } elseif ( is_wp_error( $this->video ) ) { $content = $this->error_message( $this->video ); } elseif ( isset( $this->options['force_flash'] ) && true === $this->options['force_flash'] ) { $content = $this->flash_object(); } elseif ( isset( $this->video->restricted_embed ) && true === $this->video->restricted_embed ) { if ( $this->options['forcestatic'] ) { $content = $this->flash_object(); } else { $content = $this->html5_dynamic(); } } elseif ( isset( $this->options['freedom'] ) && true === $this->options['freedom'] ) { $content = $this->html5_static(); } else { $content = $this->html5_dynamic(); } return $this->html_wrapper( $content ); } /** * Display an error message to users capable of doing something about the error * * @since 1.3 * @uses current_user_can() to test if current user has edit_posts capability * @var WP_Error $error WordPress error * @return string HTML string */ private function error_message( $error ) { if ( ! current_user_can( 'edit_posts' ) || empty( $error ) ) { return ''; } $html = '
'; $html .= '

' . esc_html( sprintf( __( '%s Error', 'jetpack' ), 'VideoPress' ) ) . '

'; foreach ( $error->get_error_messages() as $message ) { $html .= $message; } $html .= '
'; return $html; } /** * Rating agencies and industry associations require a potential viewer verify his or her age before a video or its poster frame are displayed. * Content rated for audiences 17 years of age or older requires such verification across multiple rating agencies and industry associations * * @since 1.3 * @return bool true if video requires the viewer verify he or she is 17 years of age or older */ private function age_gate_required() { if ( isset( $this->video->age_rating ) && $this->video->age_rating >= 17 ) { return true; } else { return false; } } /** * Select a date of birth using HTML form elements. * * @since 1.5 * @return string HTML markup */ private function html_age_gate() { global $wp_locale; $text_align = 'left'; if ( $this->video->text_direction === 'rtl' ) { $text_align = 'right'; } $html = '
'; $html .= '

' . esc_html( __( 'This video is intended for mature audiences.', 'jetpack' ) ) . '
' . esc_html( __( 'Please verify your birthday.', 'jetpack' ) ) . '

'; $html .= '
'; $inputs_style = 'border:1px solid #444;margin-'; if ( $this->video->text_direction === 'rtl' ) { $inputs_style .= 'left'; } else { $inputs_style .= 'right'; } $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'; /** * Display a list of months in the Gregorian calendar. * Set values to 0-based to match JavaScript Date. * * @link https://developer.mozilla.org/en/JavaScript/Reference/global_objects/date Mozilla JavaScript Reference: Date */ $html .= ''; /** * todo: numdays variance by month */ $html .= ''; /** * Current record for human life is 122. Go back 130 years and no one is left out. * Don't ask infants younger than 2 for their birthday * Default to 13 */ $html .= ''; $html .= ''; $html .= '
'; $html .= '

' . __( 'More information', 'jetpack' ) . '

'; $html .= '
'; return $html; } /** * Return HTML5 video static markup for the given video parameters. * Use default browser player controls. * No Flash fallback. * * @since 1.2 * @link https://html.spec.whatwg.org/multipage/media.html#the-video-element HTML5 video * @return string HTML5 video element and children */ private function html5_static() { wp_enqueue_script( 'videopress' ); $thumbnail = esc_url( $this->video->poster_frame_uri ); $html = "'; return $html; } /** * Click to play dynamic HTML5-capable player. * The player displays a video preview section including poster frame, * video title, play button and watermark on the original page load * and calculates the playback capabilities of the browser. The video player * is loaded when the visitor clicks on the video preview area. * If Flash Player 10 or above is available the browser will display * the Flash version of the video. If HTML5 video appears to be supported * and the browser may be capable of MP4 (H.264, AAC) or OGV (Theora, Vorbis) * playback the browser will display its native HTML5 player. * * @since 1.5 * @return string HTML markup */ private function html5_dynamic() { /** * Filter the VideoPress legacy player feature * * This filter allows you to control whether the legacy VideoPress player should be used * instead of the improved one. * * @module videopress * * @since 3.7.0 * * @param boolean $videopress_use_legacy_player */ if ( ! apply_filters( 'jetpack_videopress_use_legacy_player', false ) ) { return $this->html5_dynamic_next(); } wp_enqueue_script( 'videopress' ); $video_placeholder_id = $this->video_container_id . '-placeholder'; $age_gate_required = $this->age_gate_required(); $width = absint( $this->video->calculated_width ); $height = absint( $this->video->calculated_height ); $html = '
video->skin ) && isset( $this->video->skin->background_color ) ) { $html .= 'background-color:' . esc_attr( $this->video->skin->background_color ) . ';'; } $html .= 'font-family: \'Helvetica Neue\',Arial,Helvetica,\'Nimbus Sans L\',sans-serif;font-weight:bold;font-size:18px">' . PHP_EOL; /** * Do not display a poster frame, title, or any other content hints for mature content. */ if ( ! $age_gate_required ) { if ( ! empty( $this->video->title ) ) { $html .= '
video->language ) ) { $html .= ' lang="' . esc_attr( $this->video->language ) . '"'; } $html .= '>' . esc_html( $this->video->title ) . '
'; } $html .= ''; if ( ! empty( $this->video->title ) ) { $html .= esc_attr( $this->video->title ) . '' . PHP_EOL; // style a play button hovered over the poster frame $html .= '
▶
' . PHP_EOL; // watermark if ( isset( $this->video->skin ) && isset( $this->video->skin->watermark ) ) { $html .= '
'; $html .= ''; $html .= '
' . PHP_EOL; } } $data = array( 'blog' => absint( $this->video->blog_id ), 'post' => absint( $this->video->post_id ), 'duration' => absint( $this->video->duration ), 'poster' => esc_url_raw( $this->video->poster_frame_uri, array( 'http', 'https' ) ), 'hd' => (bool) $this->options['hd'], ); if ( isset( $this->video->videos ) ) { if ( isset( $this->video->videos->mp4 ) && isset( $this->video->videos->mp4->url ) ) { $data['mp4'] = array( 'size' => $this->video->videos->mp4->format, 'uri' => esc_url_raw( $this->video->videos->mp4->url, array( 'http', 'https' ) ), ); } if ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) ) { $data['ogv'] = array( 'size' => 'std', 'uri' => esc_url_raw( $this->video->videos->ogv->url, array( 'http', 'https' ) ), ); } } $locale = array( 'dir' => $this->video->text_direction ); if ( isset( $this->video->language ) ) { $locale['lang'] = $this->video->language; } $data['locale'] = $locale; unset( $locale ); $guid = $this->video->guid; $guid_js = json_encode( $guid ); $html .= '' . PHP_EOL; $html .= '
' . PHP_EOL; /* * JavaScript required */ $noun = __( 'this video', 'jetpack' ); if ( ! $age_gate_required ) { $vid_type = ''; if ( ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true ) && ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) ) ) { $vid_type = 'ogv'; } elseif ( isset( $this->video->videos->mp4 ) && isset( $this->video->videos->mp4->url ) ) { $vid_type = 'mp4'; } elseif ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) ) { $vid_type = 'ogv'; } if ( $vid_type !== '' ) { $noun = 'video->language ) ) { $noun .= 'hreflang="' . esc_attr( $this->video->language ) . '" '; } if ( $vid_type === 'mp4' ) { $noun .= 'type="video/mp4" href="' . esc_url( $this->video->videos->mp4->url, array( 'http', 'https' ) ); } elseif ( $vid_type === 'ogv' ) { $noun .= 'type="video/ogv" href="' . esc_url( $this->video->videos->ogv->url, array( 'http', 'https' ) ); } $noun .= '">'; if ( isset( $this->video->title ) ) { $noun .= esc_html( $this->video->title ); } else { $noun .= __( 'this video', 'jetpack' ); } $noun .= ''; } elseif ( ! empty( $this->title ) ) { $noun = esc_html( $this->title ); } unset( $vid_type ); } $html .= ''; return $html; } function html5_dynamic_next() { $video_container_id = 'v-' . $this->video->guid; // Must not use iframes for IE11 due to a fullscreen bug if ( isset( $_SERVER['HTTP_USER_AGENT'] ) && stristr( $_SERVER['HTTP_USER_AGENT'], 'Trident/7.0; rv:11.0' ) ) { $iframe_embed = false; } else { /** * Filter the VideoPress iframe embed * * This filter allows you to control whether the videos will be embedded using an iframe. * Set this to false in order to use an in-page embed rather than an iframe. * * @module videopress * * @since 3.7.0 * * @param boolean $videopress_player_use_iframe */ $iframe_embed = apply_filters( 'jetpack_videopress_player_use_iframe', true ); } if ( ! array_key_exists( 'hd', $this->options ) ) { $this->options['hd'] = (bool) get_option( 'video_player_high_quality', false ); } $videopress_options = array( 'width' => absint( $this->video->calculated_width ), 'height' => absint( $this->video->calculated_height ), ); foreach ( $this->options as $option => $value ) { switch ( $option ) { case 'at': if ( intval( $value ) ) { $videopress_options[ $option ] = intval( $value ); } break; case 'autoplay': $option = 'autoPlay'; case 'hd': case 'loop': case 'permalink': if ( in_array( $value, array( 1, 'true' ) ) ) { $videopress_options[ $option ] = true; } elseif ( in_array( $value, array( 0, 'false' ) ) ) { $videopress_options[ $option ] = false; } break; case 'defaultlangcode': $option = 'defaultLangCode'; if ( $value ) { $videopress_options[ $option ] = $value; } break; } } if ( $iframe_embed ) { $iframe_url = "https://videopress.com/embed/{$this->video->guid}"; foreach ( $videopress_options as $option => $value ) { if ( ! in_array( $option, array( 'width', 'height' ) ) ) { // add_query_arg ignores false as a value, so replacing it with 0 $iframe_url = add_query_arg( $option, ( false === $value ) ? 0 : $value, $iframe_url ); } } $js_url = 'https://s0.wp.com/wp-content/plugins/video/assets/js/next/videopress-iframe.js'; return "" . ""; } else { $videopress_options = json_encode( $videopress_options ); $js_url = 'https://s0.wp.com/wp-content/plugins/video/assets/js/next/videopress.js'; return "
"; } } /** * Only allow legitimate Flash parameters and their values * * @since 1.2 * @link https://helpx.adobe.com/flash/kb/flash-object-embed-tag-attributes.html Flash object and embed attributes * @link https://helpx.adobe.com/flash/kb/font-outlines-device-fonts.html devicefont * @link https://helpx.adobe.com/flash/kb/control-access-scripts-host-web.html allowscriptaccess * @link https://www.adobe.com/devnet/flashplayer/articles/full_screen_mode.html full screen mode * @link https://help.adobe.com/en_US/as3/dev/WS1EFE2EDA-026D-4d14-864E-79DFD56F87C6.html allownetworking * @param array $flash_params Flash parameters expressed in key-value form * @return array validated Flash parameters */ public static function esc_flash_params( $flash_params ) { $allowed_params = array( 'swliveconnect' => array( 'true', 'false' ), 'play' => array( 'true', 'false' ), 'loop' => array( 'true', 'false' ), 'menu' => array( 'true', 'false' ), 'quality' => array( 'low', 'autolow', 'autohigh', 'medium', 'high', 'best' ), 'scale' => array( 'default', 'noborder', 'exactfit', 'noscale' ), 'align' => array( 'l', 'r', 't' ), 'salign' => array( 'l', 'r', 't', 'tl', 'tr', 'bl', 'br' ), 'wmode' => array( 'window', 'opaque', 'transparent', 'direct', 'gpu' ), 'devicefont' => array( '_sans', '_serif', '_typewriter' ), 'allowscriptaccess' => array( 'always', 'samedomain', 'never' ), 'allownetworking' => array( 'all', 'internal', 'none' ), 'seamlesstabbing' => array( 'true', 'false' ), 'allowfullscreen' => array( 'true', 'false' ), 'fullScreenAspectRatio' => array( 'portrait', 'landscape' ), 'base', 'bgcolor', 'flashvars', ); $allowed_params_keys = array_keys( $allowed_params ); $filtered_params = array(); foreach ( $flash_params as $param => $value ) { if ( empty( $param ) || empty( $value ) ) { continue; } $param = strtolower( $param ); if ( in_array( $param, $allowed_params_keys ) ) { if ( isset( $allowed_params[ $param ] ) && is_array( $allowed_params[ $param ] ) ) { $value = strtolower( $value ); if ( in_array( $value, $allowed_params[ $param ] ) ) { $filtered_params[ $param ] = $value; } } else { $filtered_params[ $param ] = $value; } } } unset( $allowed_params_keys ); /** * Flash specifies sameDomain, not samedomain. change from lowercase value for preciseness */ if ( isset( $filtered_params['allowscriptaccess'] ) && $filtered_params['allowscriptaccess'] === 'samedomain' ) { $filtered_params['allowscriptaccess'] = 'sameDomain'; } return $filtered_params; } /** * Filter Flash variables from the response, taking into consideration player options. * * @since 1.3 * @return array Flash variable key value pairs */ private function get_flash_variables() { if ( ! isset( $this->video->players->swf->vars ) ) { return array(); } $flashvars = (array) $this->video->players->swf->vars; if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true ) { $flashvars['autoPlay'] = 'true'; } return $flashvars; } /** * Validate and filter Flash parameters * * @since 1.3 * @return array Flash parameters passed through key and value validation */ private function get_flash_parameters() { if ( ! isset( $this->video->players->swf->params ) ) { return array(); } else { return self::esc_flash_params( /** * Filters the Flash parameters of the VideoPress player. * * @module videopress * * @since 1.2.0 * * @param array $this->video->players->swf->params Array of swf parameters for the VideoPress flash player. */ apply_filters( 'video_flash_params', (array) $this->video->players->swf->params, 10, 1 ) ); } } /** * Flash player markup in a HTML embed element. * * @since 1.1 * @link https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-embed-element embed element * @link http://www.google.com/support/reader/bin/answer.py?answer=70664 Google Reader markup support * @return string HTML markup. Embed element with no children */ private function flash_embed() { wp_enqueue_script( 'videopress' ); if ( ! isset( $this->video->players->swf ) || ! isset( $this->video->players->swf->url ) ) { return ''; } $embed = array( 'id' => $this->video_id, 'src' => esc_url_raw( $this->video->players->swf->url . '&' . http_build_query( $this->get_flash_variables(), null, '&' ), array( 'http', 'https' ) ), 'type' => 'application/x-shockwave-flash', 'width' => $this->video->calculated_width, 'height' => $this->video->calculated_height, ); if ( isset( $this->video->title ) ) { $embed['title'] = $this->video->title; } $embed = array_merge( $embed, $this->get_flash_parameters() ); $html = ' $value ) { $html .= ' ' . esc_html( $attribute ) . '="' . esc_attr( $value ) . '"'; } unset( $embed ); $html .= '>'; return $html; } /** * Double-baked Flash object markup for Internet Explorer and more standards-friendly consuming agents. * * @since 1.1 * @return HTML markup. Object and children. */ private function flash_object() { wp_enqueue_script( 'videopress' ); if ( ! isset( $this->video->players->swf ) || ! isset( $this->video->players->swf->url ) ) { return ''; } $thumbnail_html = ''; if ( isset( $this->video->title ) ) { $thumbnail_html .= esc_attr( $this->video->title ); } $thumbnail_html .= ''; $flash_vars = esc_attr( http_build_query( $this->get_flash_variables(), null, '&' ) ); $flash_params = ''; foreach ( $this->get_flash_parameters() as $attribute => $value ) { $flash_params .= ''; } $flash_help = sprintf( __( 'This video requires Adobe Flash for playback.', 'jetpack' ), 'https://get.adobe.com/flashplayer/' ); $flash_player_url = esc_url( $this->video->players->swf->url, array( 'http', 'https' ) ); $description = ''; if ( isset( $this->video->title ) ) { $standby = $this->video->title; $description = '

' . esc_html( $this->video->title ) . '

'; } else { $standby = __( 'Loading video...', 'jetpack' ); } $standby = ' standby="' . esc_attr( $standby ) . '"'; return <<if(typeof swfobject!=="undefined"){swfobject.registerObject("{$this->video_id}", "{$this->video->players->swf->version}");} {$flash_params} {$flash_params} {$thumbnail_html}{$description}

{$flash_help}

 OBJECT; } }