1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
|
<?php
/**
* VideoPress Shortcode Handler
*
* This file may or may not be included from the Jetpack VideoPress module.
*/
class VideoPress_Shortcode {
/** @var VideoPress_Shortcode */
protected static $instance;
protected function __construct() {
// By explicitly declaring the provider here, we can speed things up by not relying on oEmbed discovery.
wp_oembed_add_provider( '#^https?://videopress.com/v/.*#', 'https://public-api.wordpress.com/oembed/1.0/', true );
add_shortcode( 'videopress', array( $this, 'shortcode_callback' ) );
add_shortcode( 'wpvideo', array( $this, 'shortcode_callback' ) );
add_filter( 'wp_video_shortcode_override', array( $this, 'video_shortcode_override' ), 10, 4 );
add_filter( 'oembed_fetch_url', array( $this, 'add_oembed_for_parameter' ) );
$this->add_video_embed_hander();
}
/**
* @return VideoPress_Shortcode
*/
public static function initialize() {
if ( ! isset( self::$instance ) ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Translate a 'videopress' or 'wpvideo' shortcode and arguments into a video player display.
*
* Expected input formats:
*
* [videopress OcobLTqC]
* [wpvideo OcobLTqC]
*
* @link https://codex.wordpress.org/Shortcode_API Shortcode API
* @param array $attr shortcode attributes
* @return string HTML markup or blank string on fail
*/
public function shortcode_callback( $attr ) {
global $content_width;
/**
* We only accept GUIDs as a first unnamed argument.
*/
$guid = isset( $attr[0] ) ? $attr[0] : null;
if ( isset( $attr['postid'] ) ) {
$guid = get_post_meta( $attr['postid'], 'videopress_guid', true );
}
/**
* Make sure the GUID passed in matches how actual GUIDs are formatted.
*/
if ( ! videopress_is_valid_guid( $guid ) ) {
return '';
}
/**
* Set the defaults
*/
$defaults = array(
'w' => 0, // Width of the video player, in pixels
'at' => 0, // How many seconds in to initially seek to
'hd' => true, // Whether to display a high definition version
'loop' => false, // Whether to loop the video repeatedly
'freedom' => false, // Whether to use only free/libre codecs
'autoplay' => false, // Whether to autoplay the video on load
'permalink' => true, // Whether to display the permalink to the video
'flashonly' => false, // Whether to support the Flash player exclusively
'defaultlangcode' => false, // Default language code
);
$attr = shortcode_atts( $defaults, $attr, 'videopress' );
/**
* Cast the attributes, post-input.
*/
$attr['width'] = absint( $attr['w'] );
$attr['hd'] = (bool) $attr['hd'];
$attr['freedom'] = (bool) $attr['freedom'];
/**
* If the provided width is less than the minimum allowed
* width, or greater than `$content_width` ignore.
*/
if ( $attr['width'] < VIDEOPRESS_MIN_WIDTH ) {
$attr['width'] = 0;
} elseif ( isset( $content_width ) && $content_width > VIDEOPRESS_MIN_WIDTH && $attr['width'] > $content_width ) {
$attr['width'] = 0;
}
/**
* If there was an invalid or unspecified width, set the width equal to the theme's `$content_width`.
*/
if ( 0 === $attr['width'] && isset( $content_width ) && $content_width >= VIDEOPRESS_MIN_WIDTH ) {
$attr['width'] = $content_width;
}
/**
* If the width isn't an even number, reduce it by one (making it even).
*/
if ( 1 === ( $attr['width'] % 2 ) ) {
$attr['width'] --;
}
/**
* Filter the default VideoPress shortcode options.
*
* @module videopress
*
* @since 2.5.0
*
* @param array $args Array of VideoPress shortcode options.
*/
$options = apply_filters(
'videopress_shortcode_options',
array(
'at' => (int) $attr['at'],
'hd' => $attr['hd'],
'loop' => $attr['loop'],
'freedom' => $attr['freedom'],
'autoplay' => $attr['autoplay'],
'permalink' => $attr['permalink'],
'force_flash' => (bool) $attr['flashonly'],
'defaultlangcode' => $attr['defaultlangcode'],
'forcestatic' => false, // This used to be a displayed option, but now is only
// accessible via the `videopress_shortcode_options` filter.
)
);
// Register VideoPress scripts
wp_register_script( 'videopress', 'https://v0.wordpress.com/js/videopress.js', array( 'jquery', 'swfobject' ), '1.09' );
require_once dirname( __FILE__ ) . '/class.videopress-video.php';
require_once dirname( __FILE__ ) . '/class.videopress-player.php';
$player = new VideoPress_Player( $guid, $attr['width'], $options );
if ( is_feed() ) {
return $player->asXML();
} else {
return $player->asHTML();
}
}
/**
* Override the standard video short tag to also process videopress files as well.
*
* This will, parse the src given, and if it is a videopress file, it will parse as the
* VideoPress shortcode instead.
*
* @param string $html Empty variable to be replaced with shortcode markup.
* @param array $attr Attributes of the video shortcode.
* @param string $content Video shortcode content.
* @param int $instance Unique numeric ID of this video shortcode instance.
*
* @return string
*/
public function video_shortcode_override( $html, $attr, $content, $instance ) {
$videopress_guid = null;
if ( isset( $attr['videopress_guid'] ) ) {
$videopress_guid = $attr['videopress_guid'];
} else {
// Handle the different possible url attributes
$url_keys = array( 'src', 'mp4' );
foreach ( $url_keys as $key ) {
if ( isset( $attr[ $key ] ) ) {
$url = $attr[ $key ];
// phpcs:ignore WordPress.WP.CapitalPDangit
if ( preg_match( '@videos.(videopress\.com|files\.wordpress\.com)/([a-z0-9]{8})/@i', $url, $matches ) ) {
$videopress_guid = $matches[2];
}
// Also test for videopress oembed url, which is used by the Video Media Widget.
if ( ! $videopress_guid && preg_match( '@https://videopress.com/v/([a-z0-9]{8})@i', $url, $matches ) ) {
$videopress_guid = $matches[1];
}
break;
}
}
}
if ( $videopress_guid ) {
$videopress_attr = array( $videopress_guid );
if ( isset( $attr['width'] ) ) {
$videopress_attr['w'] = (int) $attr['width'];
}
if ( isset( $attr['autoplay'] ) ) {
$videopress_attr['autoplay'] = $attr['autoplay'];
}
if ( isset( $attr['loop'] ) ) {
$videopress_attr['loop'] = $attr['loop'];
}
// Then display the VideoPress version of the stored GUID!
return $this->shortcode_callback( $videopress_attr );
}
return '';
}
/**
* Adds a `for` query parameter to the oembed provider request URL.
*
* @param String $oembed_provider
* @return String $ehnanced_oembed_provider
*/
public function add_oembed_for_parameter( $oembed_provider ) {
if ( false === stripos( $oembed_provider, 'videopress.com' ) ) {
return $oembed_provider;
}
return add_query_arg( 'for', wp_parse_url( home_url(), PHP_URL_HOST ), $oembed_provider );
}
/**
* Register a VideoPress handler for direct links to .mov files (and potential other non-handled types later).
*/
public function add_video_embed_hander() {
// These are the video extensions that VideoPress can transcode and considers video as well (even if core does not).
$extensions = array( 'mov' );
$override_extensions = implode( '|', $extensions );
$regex = "#^https?://videos.(videopress.com|files.wordpress.com)/.+?.($override_extensions)$#i";
/** This filter is already documented in core/wp-includes/embed.php */
$filter = apply_filters( 'wp_video_embed_handler', 'wp_embed_handler_video' );
wp_embed_register_handler( 'video', $regex, $filter, 10 );
}
}
VideoPress_Shortcode::initialize();
|