class.videopress-player.php — Jetpack – WP Security, Backup, Speed, & Growth 14.9.2

jetpack / modules / videopress / class.videopress-player.php

jetpack / modules / videopress Last commit date

class.videopress-player.php

934 lines

1	<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
2	use Automattic\Jetpack\VideoPress\Jwt_Token_Bridge;
3
4	/**
5	* VideoPress playback module markup generator.
6	*
7	* @since 1.3
8	*/
9	class VideoPress_Player {
10	/**
11	* Video data for the requested guid and maximum width
12	*
13	* @since 1.3
14	* @var VideoPress_Video
15	*/
16	protected $video;
17
18	/**
19	* DOM identifier of the video container
20	*
21	* @var string
22	* @since 1.3
23	*/
24	protected $video_container_id;
25
26	/**
27	* DOM identifier of the video element (video, object, embed)
28	*
29	* @var string
30	* @since 1.3
31	*/
32	protected $video_id;
33
34	/**
35	* Array of playback options: force_flash or freedom
36	*
37	* @var array
38	* @since 1.3
39	*/
40	protected $options;
41
42	/**
43	* Array of video GUIDs shown and their counts,
44	* moved from the old VideoPress class.
45	*
46	* @var array
47	*/
48	public static $shown = array();
49
50	/**
51	* Fallback video title.
52	*
53	* @var ?string
54	*/
55	protected $title;
56
57	/**
58	* Initiate a player object based on shortcode values and possible blog-level option overrides
59	*
60	* @since 1.3
61	* @param string $guid VideoPress unique identifier.
62	* @param int $maxwidth Maximum desired width of the video player if specified.
63	* @param array $options Player customizations.
64	*/
65	public function __construct( $guid, $maxwidth = 0, $options = array() ) {
66	if ( empty( self::$shown[ $guid ] ) ) {
67	self::$shown[ $guid ] = 0;
68	}
69
70	++self::$shown[ $guid ];
71
72	$this->video_container_id = 'v-' . $guid . '-' . self::$shown[ $guid ];
73	$this->video_id = $this->video_container_id . '-video';
74
75	if ( is_array( $options ) ) {
76	$this->options = $options;
77	} else {
78	$this->options = array();
79	}
80
81	// set up the video
82	$cache_key = null;
83
84	// disable cache in debug mode
85	if ( defined( 'WP_DEBUG' ) && WP_DEBUG === true ) {
86	$cached_video = null;
87	} else {
88	$cache_key_pieces = array( 'video' );
89
90	if ( is_multisite() && is_subdomain_install() ) {
91	$cache_key_pieces[] = get_current_blog_id();
92	}
93
94	$cache_key_pieces[] = $guid;
95	if ( $maxwidth > 0 ) {
96	$cache_key_pieces[] = $maxwidth;
97	}
98	if ( is_ssl() ) {
99	$cache_key_pieces[] = 'ssl';
100	}
101	$cache_key = implode( '-', $cache_key_pieces );
102	unset( $cache_key_pieces );
103	$cached_video = wp_cache_get( $cache_key, 'video' );
104	}
105	if ( empty( $cached_video ) ) {
106	$video = new VideoPress_Video( $guid, $maxwidth );
107	if ( empty( $video ) ) {
108	return;
109	} elseif ( isset( $video->error ) ) {
110	$this->video = $video->error;
111	return;
112	} elseif ( is_wp_error( $video ) ) {
113	$this->video = $video;
114	return;
115	}
116
117	$this->video = $video;
118	unset( $video );
119
120	if ( ! defined( 'WP_DEBUG' ) \|\| WP_DEBUG !== true ) {
121	$expire = 3600;
122	if ( isset( $this->video->expires ) && is_int( $this->video->expires ) ) {
123	$expires_diff = time() - $this->video->expires;
124	if ( $expires_diff > 0 && $expires_diff < 86400 ) { // allowed range: 1 second to 1 day
125	$expire = $expires_diff;
126	}
127	unset( $expires_diff );
128	}
129
130	wp_cache_set( $cache_key, serialize( $this->video ), 'video', $expire ); // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.serialize_serialize
131	unset( $expire );
132	}
133	} else {
134	$this->video = unserialize( $cached_video ); // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions.serialize_unserialize -- Make sure to unserialize as VideoPress_Video class.
135	}
136	unset( $cache_key );
137	unset( $cached_video );
138	}
139
140	/**
141	* Wrap output in a VideoPress player container.
142	*
143	* @since 1.3
144	* @param string $content HTML string.
145	* @return string HTML string or blank string if nothing to wrap.
146	*/
147	private function html_wrapper( $content ) {
148	if ( empty( $content ) ) {
149	return '';
150	} else {
151	return '<div id="' . esc_attr( $this->video_container_id ) . '" class="video-player">' . $content . '</div>';
152	}
153	}
154
155	/**
156	* Output content suitable for a feed reader displaying RSS or Atom feeds
157	* We do not display error messages in the feed view due to caching concerns.
158	* Flash content presented using <embed> markup for feed reader compatibility.
159	*
160	* @since 1.3
161	* @return string HTML string or empty string if error
162	*/
163	public function as_xml() {
164	if ( empty( $this->video ) \|\| is_wp_error( $this->video ) ) {
165	return '';
166	}
167
168	if ( isset( $this->options['force_flash'] ) && true === $this->options['force_flash'] ) {
169	$content = $this->flash_embed();
170
171	} else {
172	$content = $this->html5_static();
173	}
174
175	return $this->html_wrapper( $content );
176	}
177
178	/**
179	* Video player markup for best matching the current request and publisher options
180	*
181	* @since 1.3
182	* @return string HTML markup string or empty string if no video property found
183	*/
184	public function as_html() {
185	if ( empty( $this->video ) ) {
186	$content = '';
187
188	} elseif ( is_wp_error( $this->video ) ) {
189	$content = $this->error_message( $this->video );
190
191	} elseif ( isset( $this->options['force_flash'] ) && true === $this->options['force_flash'] ) {
192	$content = $this->flash_object();
193
194	} elseif ( isset( $this->video->restricted_embed ) && true === $this->video->restricted_embed ) {
195
196	if ( $this->options['forcestatic'] ) {
197	$content = $this->flash_object();
198
199	} else {
200	$content = $this->html5_dynamic();
201	}
202	} elseif ( isset( $this->options['freedom'] ) && true === $this->options['freedom'] ) {
203	$content = $this->html5_static();
204
205	} else {
206	$content = $this->html5_dynamic();
207	}
208
209	return $this->html_wrapper( $content );
210	}
211
212	/**
213	* Display an error message to users capable of doing something about the error
214	*
215	* @since 1.3
216	* @uses current_user_can() to test if current user has edit_posts capability.
217	* @param WP_Error $error WordPress error.
218	* @return string HTML string
219	*/
220	private function error_message( $error ) {
221	if ( ! current_user_can( 'edit_posts' ) \|\| empty( $error ) ) {
222	return '';
223	}
224
225	$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">';
226	/* translators: %s is 'VideoPress' */
227	$html .= '<h1 style="font-size:180%;font-style:bold;line-height:130%;text-decoration:underline">' . esc_html( sprintf( __( '%s Error', 'jetpack' ), 'VideoPress' ) ) . '</h1>';
228	foreach ( $error->get_error_messages() as $message ) {
229	$html .= $message;
230	}
231	$html .= '</div>';
232	return $html;
233	}
234
235	/**
236	* Rating agencies and industry associations require a potential viewer verify their age before a video or its poster frame are displayed.
237	* Content rated for audiences 17 years of age or older requires such verification across multiple rating agencies and industry associations
238	*
239	* @since 1.3
240	* @return bool true if video requires the viewer verify they are 17 years of age or older
241	*/
242	private function age_gate_required() {
243	if ( isset( $this->video->age_rating ) && $this->video->age_rating >= 17 ) {
244	return true;
245	} else {
246	return false;
247	}
248	}
249
250	/**
251	* Select a date of birth using HTML form elements.
252	*
253	* @since 1.5
254	* @return string HTML markup
255	*/
256	private function html_age_gate() {
257	global $wp_locale;
258	$text_align = 'left';
259	if ( $this->video->text_direction === 'rtl' ) {
260	$text_align = 'right';
261	}
262
263	$html = '<div class="videopress-age-gate" style="margin:0 60px">';
264	$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>';
265	$html .= '<fieldset id="birthday" style="border:0 none;text-align:' . $text_align . ';padding:0;">';
266	$inputs_style = 'border:1px solid #444;margin-';
267	if ( $this->video->text_direction === 'rtl' ) {
268	$inputs_style .= 'left';
269	} else {
270	$inputs_style .= 'right';
271	}
272	$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';
273
274	/**
275	* Display a list of months in the Gregorian calendar.
276	* Set values to 0-based to match JavaScript Date.
277	*
278	* @link https://developer.mozilla.org/en/JavaScript/Reference/global_objects/date Mozilla JavaScript Reference: Date
279	*/
280	$html .= '<select name="month" style="' . $inputs_style . '">';
281
282	for ( $i = 0; $i < 12; $i++ ) {
283	$html .= '<option value="' . esc_attr( $i ) . '">' . esc_html( $wp_locale->get_month( $i + 1 ) ) . '</option>';
284	}
285	$html .= '</select>';
286
287	/**
288	* Todo: numdays variance by month.
289	*/
290	$html .= '<select name="day" style="' . $inputs_style . '">';
291	for ( $i = 1; $i < 32; $i++ ) {
292	$html .= '<option>' . $i . '</option>';
293	}
294	$html .= '</select>';
295
296	/**
297	* Current record for human life is 122. Go back 130 years and no one is left out.
298	* Don't ask infants younger than 2 for their birthday
299	* Default to 13
300	*/
301	$html .= '<select name="year" style="' . $inputs_style . '">';
302	$start_year = gmdate( 'Y' ) - 2;
303	$default_year = $start_year - 11;
304	$end_year = $start_year - 128;
305	for ( $year = $start_year; $year > $end_year; $year-- ) {
306	$html .= '<option';
307	if ( $year === $default_year ) {
308	$html .= ' selected="selected"';
309	}
310	$html .= '>' . $year . '</option>';
311	}
312	unset( $start_year );
313	unset( $default_year );
314	unset( $end_year );
315	$html .= '</select>';
316
317	$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" />';
318
319	$html .= '</fieldset>';
320	$html .= '<p style="padding-top:20px;padding-bottom:60px;text-align:' . $text_align . ';"><a rel="nofollow noopener noreferrer" href="https://videopress.com/" target="_blank" style="color:rgb(128,128,128);text-decoration:underline;font-size:15px">' . __( 'More information', 'jetpack' ) . '</a></p>';
321
322	$html .= '</div>';
323	return $html;
324	}
325
326	/**
327	* Return HTML5 video static markup for the given video parameters.
328	* Use default browser player controls.
329	* No Flash fallback.
330	*
331	* @since 1.2
332	* @link https://html.spec.whatwg.org/multipage/media.html#the-video-element HTML5 video
333	* @return string HTML5 video element and children
334	*/
335	private function html5_static() {
336	wp_enqueue_script( 'videopress' );
337	$thumbnail = esc_url( $this->video->poster_frame_uri );
338	$html = "<video id=\"{$this->video_id}\" width=\"{$this->video->calculated_width}\" height=\"{$this->video->calculated_height}\" poster=\"$thumbnail\" controls=\"true\"";
339
340	$preload = 'metadata';
341	if ( isset( $this->options['preloadContent'] ) && videopress_is_valid_preload( $this->options['preloadContent'] ) ) {
342	$preload = $this->options['preloadContent'];
343	}
344
345	if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true ) {
346	$html .= ' autoplay="true"';
347	} else {
348	$html .= ' preload="' . esc_attr( $preload ) . '"';
349	}
350	if ( isset( $this->video->text_direction ) ) {
351	$html .= ' dir="' . esc_attr( $this->video->text_direction ) . '"';
352	}
353	if ( isset( $this->video->language ) ) {
354	$html .= ' lang="' . esc_attr( $this->video->language ) . '"';
355	}
356	$html .= '>';
357	if (
358	( ! isset( $this->options['freedom'] ) \|\| $this->options['freedom'] === false )
359	&& isset( $this->video->videos->mp4 )
360	) {
361	$mp4 = $this->video->videos->mp4->url;
362	if ( ! empty( $mp4 ) ) {
363	$html .= '<source src="' . esc_url( $mp4 ) . '" type="video/mp4; codecs="' . esc_attr( $this->video->videos->mp4->codecs ) . '"" />';
364	}
365	unset( $mp4 );
366	}
367
368	if ( isset( $this->video->videos->ogv ) ) {
369	$ogg = $this->video->videos->ogv->url;
370	if ( ! empty( $ogg ) ) {
371	$html .= '<source src="' . esc_url( $ogg ) . '" type="video/ogg; codecs="' . esc_attr( $this->video->videos->ogv->codecs ) . '"" />';
372	}
373
374	unset( $ogg );
375	}
376
377	$html .= '<div><img alt="';
378	if ( isset( $this->video->title ) ) {
379	$html .= esc_attr( $this->video->title );
380	}
381	$html .= '" src="' . $thumbnail . '" width="' . $this->video->calculated_width . '" height="' . $this->video->calculated_height . '" /></div>';
382	if ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true ) {
383	/* translators: %s url to the gnu.org website */
384	$html .= '<p class="robots-nocontent">' . sprintf( __( 'You do not have sufficient <a rel="nofollow noopener noreferrer" href="%s" target="_blank">freedom levels</a> to view this video. Support free software and upgrade.', 'jetpack' ), 'https://www.gnu.org/philosophy/free-sw.html' ) . '</p>';
385	} elseif ( isset( $this->video->title ) ) {
386	$html .= '<p>' . esc_html( $this->video->title ) . '</p>';
387	}
388	$html .= '</video>';
389	return $html;
390	}
391
392	/**
393	* Click to play dynamic HTML5-capable player.
394	* The player displays a video preview section including poster frame,
395	* video title, play button and watermark on the original page load
396	* and calculates the playback capabilities of the browser. The video player
397	* is loaded when the visitor clicks on the video preview area.
398	* If Flash Player 10 or above is available the browser will display
399	* the Flash version of the video. If HTML5 video appears to be supported
400	* and the browser may be capable of MP4 (H.264, AAC) or OGV (Theora, Vorbis)
401	* playback the browser will display its native HTML5 player.
402	*
403	* @since 1.5
404	* @return string HTML markup
405	*/
406	private function html5_dynamic() {
407
408	/**
409	* Filter the VideoPress legacy player feature
410	*
411	* This filter allows you to control whether the legacy VideoPress player should be used
412	* instead of the improved one.
413	*
414	* @module videopress
415	*
416	* @since 3.7.0
417	*
418	* @param boolean $videopress_use_legacy_player
419	*/
420	if ( ! apply_filters( 'jetpack_videopress_use_legacy_player', false ) ) {
421	return $this->html5_dynamic_next();
422	}
423
424	wp_enqueue_script( 'videopress' );
425	$video_placeholder_id = $this->video_container_id . '-placeholder';
426	$age_gate_required = $this->age_gate_required();
427	$width = absint( $this->video->calculated_width );
428	$height = absint( $this->video->calculated_height );
429
430	$html = '<div id="' . $video_placeholder_id . '" class="videopress-placeholder" style="';
431	if ( $age_gate_required ) {
432	$html .= "min-width:{$width}px;min-height:{$height}px";
433	} else {
434	$html .= "width:{$width}px;height:{$height}px";
435	}
436	$html .= ';display:none;cursor:pointer !important;position:relative;';
437	if ( isset( $this->video->skin ) && isset( $this->video->skin->background_color ) ) {
438	$html .= 'background-color:' . esc_attr( $this->video->skin->background_color ) . ';';
439	}
440	$html .= 'font-family: \'Helvetica Neue\',Arial,Helvetica,\'Nimbus Sans L\',sans-serif;font-weight:bold;font-size:18px">' . PHP_EOL;
441
442	/**
443	* Do not display a poster frame, title, or any other content hints for mature content.
444	*/
445	if ( ! $age_gate_required ) {
446	if ( ! empty( $this->video->title ) ) {
447	$html .= '<div class="videopress-title" style="display:inline;position:absolute;margin:20px 20px 0 20px;padding:4px 8px;vertical-align:top;text-align:';
448	if ( $this->video->text_direction === 'rtl' ) {
449	$html .= 'right" dir="rtl"';
450	} else {
451	$html .= 'left" dir="ltr"';
452	}
453	if ( isset( $this->video->language ) ) {
454	$html .= ' lang="' . esc_attr( $this->video->language ) . '"';
455	}
456	$html .= '><span style="padding:3px 0;line-height:1.5em;';
457	if ( isset( $this->video->skin ) && isset( $this->video->skin->background_color ) ) {
458	$html .= 'background-color:';
459	if ( $this->video->skin->background_color === 'rgb(0,0,0)' ) {
460	$html .= 'rgba(0,0,0,0.8)';
461	} else {
462	$html .= esc_attr( $this->video->skin->background_color );
463	}
464	$html .= ';';
465	}
466	$html .= 'color:rgb(255,255,255)">' . esc_html( $this->video->title ) . '</span></div>';
467	}
468	$html .= '<img class="videopress-poster" alt="';
469	if ( ! empty( $this->video->title ) ) {
470	/* translators: %s is the video title */
471	$html .= esc_attr( $this->video->title ) . '" title="' . esc_attr( sprintf( _x( 'Watch: %s', 'watch a video title', 'jetpack' ), $this->video->title ) );
472	}
473	$html .= '" src="' . esc_url( $this->video->poster_frame_uri, array( 'http', 'https' ) ) . '" width="' . $width . '" height="' . $height . '" />' . PHP_EOL;
474
475	// style a play button hovered over the poster frame
476	$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)">▶</span></div>' . PHP_EOL;
477
478	// watermark
479	if ( isset( $this->video->skin ) && isset( $this->video->skin->watermark ) ) {
480	$html .= '<div style="position:relative;margin-top:-40px;height:25px;margin-bottom:35px;';
481	if ( $this->video->text_direction === 'rtl' ) {
482	$html .= 'margin-left:20px;text-align:left;';
483	} else {
484	$html .= 'margin-right:20px;text-align:right;';
485	}
486	$html .= 'vertical-align:bottom;z-index:3">';
487	$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"/>';
488	$html .= '</div>' . PHP_EOL;
489	}
490	}
491
492	$data = array(
493	'blog' => absint( $this->video->blog_id ),
494	'post' => absint( $this->video->post_id ),
495	'duration' => absint( $this->video->duration ),
496	'poster' => esc_url_raw( $this->video->poster_frame_uri, array( 'http', 'https' ) ),
497	'hd' => (bool) $this->options['hd'],
498	);
499	if ( isset( $this->video->videos ) ) {
500	if ( isset( $this->video->videos->mp4 ) && isset( $this->video->videos->mp4->url ) ) {
501	$data['mp4'] = array(
502	'size' => $this->video->videos->mp4->format,
503	'uri' => esc_url_raw( $this->video->videos->mp4->url, array( 'http', 'https' ) ),
504	);
505	}
506	if ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) ) {
507	$data['ogv'] = array(
508	'size' => 'std',
509	'uri' => esc_url_raw( $this->video->videos->ogv->url, array( 'http', 'https' ) ),
510	);
511	}
512	}
513	$locale = array( 'dir' => $this->video->text_direction );
514	if ( isset( $this->video->language ) ) {
515	$locale['lang'] = $this->video->language;
516	}
517	$data['locale'] = $locale;
518	unset( $locale );
519
520	$guid = $this->video->guid;
521	$guid_js = wp_json_encode( $guid );
522	$html .= '<script type="text/javascript">' . PHP_EOL;
523	$html .= 'jQuery(document).ready(function() {';
524
525	$html .= 'if ( !jQuery.VideoPress.data[' . wp_json_encode( $guid ) . '] ) { jQuery.VideoPress.data[' . wp_json_encode( $guid ) . '] = new Array(); }' . PHP_EOL;
526	$html .= 'jQuery.VideoPress.data[' . wp_json_encode( $guid ) . '][' . self::$shown[ $guid ] . ']=' . wp_json_encode( $data ) . ';' . PHP_EOL;
527	unset( $data );
528
529	$jq_container = wp_json_encode( '#' . $this->video_container_id );
530	$jq_placeholder = wp_json_encode( '#' . $video_placeholder_id );
531	$player_config = "{width:{$width},height:{$height},";
532	if ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true ) {
533	$player_config .= 'freedom:"true",';
534	}
535	$player_config .= 'container:jQuery(' . $jq_container . ')}';
536
537	$html .= "jQuery({$jq_placeholder}).show(0,function(){jQuery.VideoPress.analytics.impression({$guid_js})});" . PHP_EOL;
538
539	if ( $age_gate_required ) {
540	$html .= 'if ( jQuery.VideoPress.support.flash() ) {' . PHP_EOL;
541	/**
542	* Insert alternative content for Flash players.
543	*
544	* @link https://github.com/swfobject/swfobject/wiki/SWFObject-API#swfobjectembedswfswfurlstr-replaceelemidstr-widthstr-heightstr-swfversionstr-xiswfurlstr-flashvarsobj-parobj-attobj-callbackfn
545	*/
546	$html .= 'swfobject.embedSWF(' . implode(
547	',',
548	array(
549	'jQuery.VideoPress.video.flash.player_uri',
550	wp_json_encode( $this->video_container_id ),
551	wp_json_encode( $width ),
552	wp_json_encode( $height ),
553	'jQuery.VideoPress.video.flash.min_version',
554	'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
555	'{guid:' . $guid_js . '}', // FlashVars
556	'jQuery.VideoPress.video.flash.params',
557	'null', // no attributes
558	'jQuery.VideoPress.video.flash.embedCallback', // error fallback
559	)
560	) . ');';
561	$html .= '} else {' . PHP_EOL;
562	$html .= "if ( jQuery.VideoPress.video.prepare({$guid_js},{$player_config}," . self::$shown[ $guid ] . ') ) {' . PHP_EOL;
563	$html .= 'if ( jQuery(' . $jq_container . ').data( "player" ) === "flash" ){jQuery.VideoPress.video.play(jQuery(' . wp_json_encode( '#' . $this->video_container_id ) . '));}else{';
564	$html .= 'jQuery(' . $jq_placeholder . ').html(' . wp_json_encode( $this->html_age_date() ) . ');' . PHP_EOL;
565	$html .= 'jQuery(' . wp_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;
566	$html .= '}}}' . PHP_EOL;
567	} else {
568	$html .= "if ( jQuery.VideoPress.video.prepare({$guid_js}, {$player_config}," . self::$shown[ $guid ] . ') ) {' . PHP_EOL;
569	if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true ) {
570	$html .= "jQuery.VideoPress.video.play(jQuery({$jq_container}));";
571	} else {
572	$html .= 'jQuery(' . $jq_placeholder . ').one("click",function(){jQuery.VideoPress.video.play(jQuery(' . $jq_container . '))});';
573	}
574	$html .= '}';
575
576	// close the jQuery(document).ready() function
577	$html .= '});';
578	}
579	$html .= '</script>' . PHP_EOL;
580	$html .= '</div>' . PHP_EOL;
581
582	/*
583	* JavaScript required
584	*/
585	$noun = __( 'this video', 'jetpack' );
586	if ( ! $age_gate_required ) {
587	$vid_type = '';
588	if ( ( isset( $this->options['freedom'] ) && $this->options['freedom'] === true ) && ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) ) ) {
589	$vid_type = 'ogv';
590	} elseif ( isset( $this->video->videos->mp4 ) && isset( $this->video->videos->mp4->url ) ) {
591	$vid_type = 'mp4';
592	} elseif ( isset( $this->video->videos->ogv ) && isset( $this->video->videos->ogv->url ) ) {
593	$vid_type = 'ogv';
594	}
595
596	if ( $vid_type !== '' ) {
597	$noun = '<a ';
598	if ( isset( $this->video->language ) ) {
599	$noun .= 'hreflang="' . esc_attr( $this->video->language ) . '" ';
600	}
601	if ( $vid_type === 'mp4' ) {
602	$noun .= 'type="video/mp4" href="' . esc_url( $this->video->videos->mp4->url, array( 'http', 'https' ) );
603	} elseif ( $vid_type === 'ogv' ) {
604	$noun .= 'type="video/ogv" href="' . esc_url( $this->video->videos->ogv->url, array( 'http', 'https' ) );
605	}
606	$noun .= '">';
607	if ( isset( $this->video->title ) ) {
608	$noun .= esc_html( $this->video->title );
609	} else {
610	$noun .= __( 'this video', 'jetpack' );
611	}
612	$noun .= '</a>';
613	} elseif ( ! empty( $this->title ) ) {
614	$noun = esc_html( $this->title );
615	}
616	unset( $vid_type );
617	}
618	/* translators: %s video title or generic 'this video' string */
619	$html .= '<noscript><p>' . sprintf( _x( 'JavaScript required to play %s.', 'Play as in playback or view a movie', 'jetpack' ), $noun ) . '</p></noscript>';
620
621	return $html;
622	}
623
624	/**
625	* Output for the non-legacy HTML5 player.
626	*/
627	public function html5_dynamic_next() {
628	$video_container_id = 'v-' . $this->video->guid;
629
630	Jwt_Token_Bridge::enqueue_jwt_token_bridge();
631
632	// Must not use iframes for IE11 due to a fullscreen bug
633	if ( isset( $_SERVER['HTTP_USER_AGENT'] ) && stristr( sanitize_text_field( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ), 'Trident/7.0; rv:11.0' ) ) {
634	$iframe_embed = false;
635	} else {
636
637	/**
638	* Filter the VideoPress iframe embed
639	*
640	* This filter allows you to control whether the videos will be embedded using an iframe.
641	* Set this to false in order to use an in-page embed rather than an iframe.
642	*
643	* @module videopress
644	*
645	* @since 3.7.0
646	*
647	* @param boolean $videopress_player_use_iframe
648	*/
649	$iframe_embed = apply_filters( 'jetpack_videopress_player_use_iframe', true );
650	}
651
652	if ( ! array_key_exists( 'hd', $this->options ) ) {
653	$this->options['hd'] = (bool) get_option( 'video_player_high_quality', false );
654	}
655
656	if ( ! array_key_exists( 'cover', $this->options ) ) {
657	$this->options['cover'] = true;
658	}
659
660	$videopress_options = array(
661	'width' => absint( $this->video->calculated_width ),
662	'height' => absint( $this->video->calculated_height ),
663	);
664	foreach ( $this->options as $option => $value ) {
665	switch ( $option ) {
666	case 'at':
667	if ( (int) $value ) {
668	$videopress_options[ $option ] = (int) $value;
669	}
670	break;
671	case 'autoplay':
672	$option = 'autoPlay'; // Fall-through ok.
673	case 'hd':
674	case 'loop':
675	case 'permalink':
676	case 'cover':
677	case 'muted':
678	case 'controls':
679	case 'playsinline':
680	case 'useAverageColor':
681	if ( in_array( $value, array( true, 1, 'true' ), true ) ) {
682	$videopress_options[ $option ] = true;
683	} elseif ( in_array( $value, array( false, 0, 'false' ), true ) ) {
684	$videopress_options[ $option ] = false;
685	}
686	// phpcs:enable
687	break;
688	case 'defaultlangcode':
689	$option = 'defaultLangCode';
690	if ( $value ) {
691	$videopress_options[ $option ] = $value;
692	}
693	break;
694	case 'preloadContent':
695	if ( $value ) {
696	$videopress_options['preloadContent'] = $value;
697	}
698	}
699	}
700
701	if ( $iframe_embed ) {
702	$iframe_url = "https://videopress.com/embed/{$this->video->guid}";
703
704	foreach ( $videopress_options as $option => $value ) {
705	if ( ! in_array( $option, array( 'width', 'height' ), true ) ) {
706
707	// add_query_arg ignores false as a value, so replacing it with 0
708	// @phan-suppress-next-line PhanPluginSimplifyExpressionBool -- Probably it could, but semantically let's keep it as-is.
709	$iframe_url = add_query_arg( $option, ( false === $value ) ? 0 : $value, $iframe_url );
710	}
711	}
712
713	$cover = $videopress_options['cover'] ? ' data-resize-to-parent="true"' : '';
714	$js_url = 'https://s0.wp.com/wp-content/plugins/video/assets/js/next/videopress-iframe.js';
715	// phpcs:disable WordPress.WP.EnqueuedResources.NonEnqueuedScript
716	return "<iframe title='" . __( 'VideoPress Video Player', 'jetpack' )
717	. "' aria-label='" . __( 'VideoPress Video Player', 'jetpack' )
718	. "' width='" . esc_attr( $videopress_options['width'] )
719	. "' height='" . esc_attr( $videopress_options['height'] )
720	. "' src='" . esc_attr( $iframe_url )
721	. "' frameborder='0' allowfullscreen"
722	. $cover
723	. " allow='clipboard-write'></iframe>"
724	. "<script src='" . esc_attr( $js_url ) . "'></script>";
725
726	} else {
727	$videopress_options = wp_json_encode( $videopress_options );
728	$js_url = 'https://s0.wp.com/wp-content/plugins/video/assets/js/videojs/videopress.js';
729
730	return "<div id='{$video_container_id}'></div>
731	<script src='{$js_url}'></script>
732	<script>
733	videopress('{$this->video->guid}', document.querySelector('#{$video_container_id}'), {$videopress_options});
734	</script>";
735	// phpcs:enable WordPress.WP.EnqueuedResources.NonEnqueuedScript
736	}
737	}
738
739	/**
740	* Only allow legitimate Flash parameters and their values
741	*
742	* @since 1.2
743	* @link https://helpx.adobe.com/flash/kb/flash-object-embed-tag-attributes.html Flash object and embed attributes
744	* @link https://helpx.adobe.com/flash/kb/font-outlines-device-fonts.html devicefont
745	* @link https://helpx.adobe.com/flash/kb/control-access-scripts-host-web.html allowscriptaccess
746	* @link https://www.adobe.com/devnet/flashplayer/articles/full_screen_mode.html full screen mode
747	* @link https://help.adobe.com/en_US/as3/dev/WS1EFE2EDA-026D-4d14-864E-79DFD56F87C6.html allownetworking
748	* @param array $flash_params Flash parameters expressed in key-value form.
749	* @return array validated Flash parameters
750	*/
751	public static function esc_flash_params( $flash_params ) {
752	$allowed_params = array(
753	'swliveconnect' => array( 'true', 'false' ),
754	'play' => array( 'true', 'false' ),
755	'loop' => array( 'true', 'false' ),
756	'menu' => array( 'true', 'false' ),
757	'quality' => array( 'low', 'autolow', 'autohigh', 'medium', 'high', 'best' ),
758	'scale' => array( 'default', 'noborder', 'exactfit', 'noscale' ),
759	'align' => array( 'l', 'r', 't' ),
760	'salign' => array( 'l', 'r', 't', 'tl', 'tr', 'bl', 'br' ),
761	'wmode' => array( 'window', 'opaque', 'transparent', 'direct', 'gpu' ),
762	'devicefont' => array( '_sans', '_serif', '_typewriter' ),
763	'allowscriptaccess' => array( 'always', 'samedomain', 'never' ),
764	'allownetworking' => array( 'all', 'internal', 'none' ),
765	'seamlesstabbing' => array( 'true', 'false' ),
766	'allowfullscreen' => array( 'true', 'false' ),
767	'fullScreenAspectRatio' => array( 'portrait', 'landscape' ),
768	'base',
769	'bgcolor',
770	'flashvars',
771	);
772
773	$allowed_params_keys = array_keys( $allowed_params );
774
775	$filtered_params = array();
776	foreach ( $flash_params as $param => $value ) {
777	if ( empty( $param ) \|\| empty( $value ) ) {
778	continue;
779	}
780	$param = strtolower( $param );
781	if ( in_array( $param, $allowed_params_keys, true ) ) {
782	if ( isset( $allowed_params[ $param ] ) && is_array( $allowed_params[ $param ] ) ) {
783	$value = strtolower( $value );
784	if ( in_array( $value, $allowed_params[ $param ], true ) ) {
785	$filtered_params[ $param ] = $value;
786	}
787	} else {
788	$filtered_params[ $param ] = $value;
789	}
790	}
791	}
792	unset( $allowed_params_keys );
793
794	/**
795	* Flash specifies sameDomain, not samedomain. change from lowercase value for preciseness
796	*/
797	if ( isset( $filtered_params['allowscriptaccess'] ) && $filtered_params['allowscriptaccess'] === 'samedomain' ) {
798	$filtered_params['allowscriptaccess'] = 'sameDomain';
799	}
800
801	return $filtered_params;
802	}
803
804	/**
805	* Filter Flash variables from the response, taking into consideration player options.
806	*
807	* @since 1.3
808	* @return array Flash variable key value pairs
809	*/
810	private function get_flash_variables() {
811	if ( ! isset( $this->video->players->swf->vars ) ) {
812	return array();
813	}
814
815	$flashvars = (array) $this->video->players->swf->vars;
816	if ( isset( $this->options['autoplay'] ) && $this->options['autoplay'] === true ) {
817	$flashvars['autoPlay'] = 'true';
818	}
819	return $flashvars;
820	}
821
822	/**
823	* Validate and filter Flash parameters
824	*
825	* @since 1.3
826	* @return array Flash parameters passed through key and value validation
827	*/
828	private function get_flash_parameters() {
829	if ( ! isset( $this->video->players->swf->params ) ) {
830	return array();
831	} else {
832	return self::esc_flash_params(
833	/**
834	* Filters the Flash parameters of the VideoPress player.
835	*
836	* @module videopress
837	*
838	* @since 1.2.0
839	*
840	* @param array $this->video->players->swf->params Array of swf parameters for the VideoPress flash player.
841	*/
842	apply_filters( 'video_flash_params', (array) $this->video->players->swf->params, 10, 1 )
843	);
844	}
845	}
846
847	/**
848	* Flash player markup in a HTML embed element.
849	*
850	* @since 1.1
851	* @link https://html.spec.whatwg.org/multipage/iframe-embed-object.html#the-embed-element embed element
852	* @link http://www.google.com/support/reader/bin/answer.py?answer=70664 Google Reader markup support
853	* @return string HTML markup. Embed element with no children
854	*/
855	private function flash_embed() {
856	wp_enqueue_script( 'videopress' );
857	if ( ! isset( $this->video->players->swf ) \|\| ! isset( $this->video->players->swf->url ) ) {
858	return '';
859	}
860
861	$embed = array(
862	'id' => $this->video_id,
863	'src' => esc_url_raw( $this->video->players->swf->url . '&' . http_build_query( $this->get_flash_variables(), null, '&' ), array( 'http', 'https' ) ),
864	'type' => 'application/x-shockwave-flash',
865	'width' => $this->video->calculated_width,
866	'height' => $this->video->calculated_height,
867	);
868	if ( isset( $this->video->title ) ) {
869	$embed['title'] = $this->video->title;
870	}
871	$embed = array_merge( $embed, $this->get_flash_parameters() );
872
873	$html = '<embed';
874	foreach ( $embed as $attribute => $value ) {
875	$html .= ' ' . esc_html( $attribute ) . '="' . esc_attr( $value ) . '"';
876	}
877	unset( $embed );
878	$html .= '></embed>';
879	return $html;
880	}
881
882	/**
883	* Double-baked Flash object markup for Internet Explorer and more standards-friendly consuming agents.
884	*
885	* @since 1.1
886	* @return string HTML markup. Object and children.
887	*/
888	private function flash_object() {
889	wp_enqueue_script( 'videopress' );
890	if ( ! isset( $this->video->players->swf ) \|\| ! isset( $this->video->players->swf->url ) ) {
891	return '';
892	}
893
894	$thumbnail_html = '<img alt="';
895	if ( isset( $this->video->title ) ) {
896	$thumbnail_html .= esc_attr( $this->video->title );
897	}
898	$thumbnail_html .= '" src="' . esc_url( $this->video->poster_frame_uri, array( 'http', 'https' ) ) . '" width="' . $this->video->calculated_width . '" height="' . $this->video->calculated_height . '" />';
899	$flash_vars = esc_attr( http_build_query( $this->get_flash_variables(), null, '&' ) );
900	$flash_params = '';
901	foreach ( $this->get_flash_parameters() as $attribute => $value ) {
902	$flash_params .= '<param name="' . esc_attr( $attribute ) . '" value="' . esc_attr( $value ) . '" />';
903	}
904	/* translators: %s url to the Adobe Flash Player website */
905	$flash_help = sprintf( __( 'This video requires <a rel="nofollow noopener noreferrer" href="%s" target="_blank">Adobe Flash</a> for playback.', 'jetpack' ), 'https://get.adobe.com/flashplayer/' );
906	$flash_player_url = esc_url( $this->video->players->swf->url, array( 'http', 'https' ) );
907	$description = '';
908	if ( isset( $this->video->title ) ) {
909	$standby = $this->video->title;
910	$description = '<p><strong>' . esc_html( $this->video->title ) . '</strong></p>';
911	} else {
912	$standby = __( 'Loading video...', 'jetpack' );
913	}
914	$standby = ' standby="' . esc_attr( $standby ) . '"';
915	return <<<OBJECT
916	<script type="text/javascript">if(typeof swfobject!=="undefined"){swfobject.registerObject("{$this->video_id}", "{$this->video->players->swf->version}");}</script>
917	<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="{$this->video->calculated_width}" height="{$this->video->calculated_height}" id="{$this->video_id}"{$standby}>
918	<param name="movie" value="{$flash_player_url}" />
919	{$flash_params}
920	<param name="flashvars" value="{$flash_vars}" />
921	<!--[if !IE]>-->
922	<object type="application/x-shockwave-flash" data="{$flash_player_url}" width="{$this->video->calculated_width}" height="{$this->video->calculated_height}"{$standby}>
923	{$flash_params}
924	<param name="flashvars" value="{$flash_vars}" />
925	<!--<![endif]-->
926	{$thumbnail_html}{$description}<p class="robots-nocontent">{$flash_help}</p>
927	<!--[if !IE]>-->
928	</object>
929	<!--<![endif]-->
930	</object>
931	OBJECT;
932	}
933	}
934