fv-player / models / cdn.class.php

cdn.class.php in FV Player 8 trunk, at models/cdn.class.php

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1	<?php
2
3	if( !class_exists('FV_Player_CDN') ) :
4
5	abstract class FV_Player_CDN {
6
7	var $aDomains;
8
9	var $aSecureTokens;
10
11	var $key = false;
12
13	var $title = false;
14
15	function __construct( $args ) {
16	if( !empty($args['key']) ) $this->key = $args['key'];
17	if( !empty($args['title']) ) $this->title = $args['title'];
18
19	if( !$this->aDomains && !$this->aSecureTokens ) {
20	// we use priority 21 to make sure it's after any FV_Player_Pro_Ajax_Loader::register_meta_boxes()
21	add_action( 'admin_init', array( $this, 'register_meta_boxes' ), 21 );
22	}
23	add_filter( 'plugins_loaded', array( $this, 'load_options' ), 8 );
24	add_action( 'fv_player_shortinit_loaded', array( $this, 'load_options' ) );
25	}
26
27
28	/*
29	* Used by FV Player Pro
30	*/
31	function ajax() {
32	if( isset($_POST['action']) && sanitize_key( $_POST['action'] ) == 'fv_fp_get_video_url' ) {
33	$bFound = false;
34	foreach( $this->aDomains AS $i => $sDomains ) {
35	$aDomains = explode(',',$sDomains);
36	foreach( $aDomains AS $sDomain ) {
37	foreach( $_POST['sources'] AS $key => $aVideo ) {
38	if( !isset($aVideo['src']) \|\| !isset($aVideo['type']) ) continue;
39
40	if( stripos($aVideo['src'],$sDomain) !== false ) {
41	$bFound = true;
42	$aVideo['src'] = $this->secure_link($aVideo['src'],$this->aSecureTokens[$i]);
43	$_POST['sources'][$key] = $aVideo;
44	}
45	}
46	}
47	}
48
49	if( $bFound ) {
50	echo '<FVFLOWPLAYER>';
51	// TODO: Sanitize
52	echo wp_json_encode($_POST['sources']);
53	echo '</FVFLOWPLAYER>';
54	die();
55	}
56	}
57
58	}
59
60
61	function args( $args ) {
62	// add the query arg you use in URL into this array
63	return $args;
64	}
65
66
67	function domains( $aDomains ) {
68	foreach( $this->aDomains AS $sDomains ) {
69	$aTemp = explode(',',$sDomains);
70	foreach( $aTemp AS $sDomain ) {
71	if( $sDomain ) $aDomains[] = $sDomain;
72	}
73	}
74
75	return $aDomains;
76	}
77
78
79	function get_signed_url( $url, $args, $ttl = false ) {
80	// either there is no FV_Player_Pro_Ajax_Loader from FV Player Pro or it's a back-end request for signed file URL
81	if( !class_exists('FV_Player_Pro_Ajax_Loader') \|\| is_array($args) && isset($args['dynamic']) && $args['dynamic'] ) {
82	$bFound = false;
83	foreach( $this->aDomains AS $i => $sDomains ) {
84	$aDomains = explode(',',$sDomains);
85	foreach( $aDomains AS $sDomain ) {
86	if( stripos($url,$sDomain) !== false ) {
87
88	// Use video duration as the TTL if not provided
89	if ( ! $ttl ) {
90	global $fv_fp, $post;
91	if( !empty($fv_fp) && method_exists($fv_fp,'current_video') && $fv_fp->current_video() ) {
92	$ttl = intval( $fv_fp->current_video()->getDuration() );
93	} else if( !empty($post) && !empty($post->ID) ) {
94	if( $sDuration = flowplayer::get_duration( $post->ID, $url, true ) ) {
95	$ttl = intval($sDuration);
96	}
97	}
98	}
99
100	$secureToken = ! empty( $this->aSecureTokens[ $i ] ) ? $this->aSecureTokens[ $i ] : false;
101
102	$url = $this->secure_link( $url, $secureToken ,$ttl );
103	}
104	}
105	}
106	}
107
108	return $url;
109	}
110
111
112	function get_signed_url_long( $url ) {
113	// 1 week is the maximum of AWS S3 signed URLs: https://docs.aws.amazon.com/AmazonS3/latest/userguide/using-presigned-url.html#PresignedUrl-Expiration
114	return $this->get_signed_url( $url, array( 'dynamic' => true ), WEEK_IN_SECONDS );
115	}
116
117
118	function get_domains() {
119	global $fv_fp;
120	if( isset($fv_fp->conf[$this->key]) && isset($fv_fp->conf[$this->key]['domain']) ) {
121	return array( $fv_fp->conf[$this->key]['domain'] );
122	}
123	return false;
124	}
125
126
127	function get_secure_tokens() {
128	global $fv_fp;
129	if( isset($fv_fp->conf[$this->key]) && isset($fv_fp->conf[$this->key]['secure_token']) ) {
130	return array( $fv_fp->conf[$this->key]['secure_token'] );
131	}
132	return false;
133	}
134
135
136	function load_options() {
137	global $fv_fp;
138	if( empty($fv_fp) ) return;
139
140	if( !$this->aDomains ) {
141	$this->aDomains = $this->get_domains();
142	}
143	if( !$this->aSecureTokens ) {
144	$this->aSecureTokens = $this->get_secure_tokens();
145	}
146
147	if( $this->aDomains && $this->aSecureTokens ) {
148	add_filter( 'fv_player_pro_video_ajaxify_domains', array( $this, 'domains'), 999, 2 );
149	add_filter( 'fv_player_pro_video_ajaxify_args', array( $this, 'args'), 999, 2 );
150
151	add_action( 'plugins_loaded', array( $this, 'ajax' ), 9 );
152
153	add_filter( 'fv_flowplayer_video_src', array( $this, 'get_signed_url'), 10, 2 );
154
155	add_filter( 'fv_flowplayer_splash', array( $this, 'get_signed_url_long') );
156	add_filter( 'fv_flowplayer_playlist_splash', array( $this, 'get_signed_url_long') );
157	add_filter( 'fv_flowplayer_resource', array( $this, 'get_signed_url_long') );
158	}
159	}
160
161
162	function options() {
163	global $fv_fp;
164	?>
165	<table class="form-table2" style="margin: 5px; ">
166	<tr>
167	<td style="vertical-align:top"><label for="<?php echo esc_attr( $this->key ); ?>[domain]"><?php esc_html_e( 'Domain', 'fv-player' ); ?>:</label></td>
168	<td>
169	<input type="text" size="40" name="<?php echo esc_attr( $this->key ); ?>[domain]" id="<?php echo esc_attr( $this->key ); ?>[keycdn_domain]" value="<?php if( isset($fv_fp->conf[$this->key][$this->key.'_domain']) && strlen(trim($fv_fp->conf[$this->key]['domain'])) ) echo esc_attr( trim($fv_fp->conf[$this->key]['domain']) ); ?>" />
170	<p class="description"><?php esc_html_e( 'You can enter multiple domains separated by <code>,</code>.', 'fv-player' ); ?></p>
171	</td>
172	</tr>
173	<tr>
174	<td><label for="<?php echo esc_attr( $this->key ); ?>[secure_token]"><?php esc_html_e( 'Secure Token', 'fv-player' ); ?>:</label></td>
175	<td>
176	<input type="text" size="40" name="<?php echo esc_attr( $this->key ); ?>[secure_token]" id="<?php echo esc_attr( $this->key ); ?>[secure_token]" value="<?php if( isset($fv_fp->conf[$this->key][$this->key.'_secure_token']) && strlen(trim($fv_fp->conf[$this->key]['secure_token'])) ) echo esc_attr( trim($fv_fp->conf[$this->key]['secure_token']) ); ?>" />
177	</td>
178	</tr>
179	<tr>
180	<td colspan="4">
181	<a class="fv-wordpress-flowplayer-save button button-primary" href="#" style="margin-top: 2ex;"><?php esc_html_e( 'Save', 'fv-player' ); ?></a>
182	</td>
183	</tr>
184	</table>
185	<?php
186	}
187
188
189	function register_meta_boxes() {
190	add_meta_box( 'fv_player_'.$this->key, $this->title, array( $this, 'options' ), 'fv_flowplayer_settings_hosting', 'normal', 'low' );
191	}
192
193
194	abstract function secure_link( $url, $secret, $ttl = false );
195
196	}
197
198	endif;
199