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<?php
/**
* @package Internals
* @since 1.8.0
* @version 1.8.0
*/
// Avoid direct calls to this file.
if ( ! class_exists( 'WPSEO_Video_Sitemap' ) ) {
header( 'Status: 403 Forbidden' );
header( 'HTTP/1.1 403 Forbidden' );
exit();
}
/**
*****************************************************************
* 23video Video SEO Details
*
* @link http://www.23video.com/api/photo-list
*
* Oembed info is also available on https://yoast.23video.com/oembed?format=json&url=%s
*
* JSON response format [2014/08/02] - see below class.
*/
if ( ! class_exists( 'WPSEO_Video_Details_23video' ) ) {
/**
* Class WPSEO_Video_Details_23video
*/
class WPSEO_Video_Details_23video extends WPSEO_Video_Details {
/**
* Regular expression to retrieve a video ID from a known video URL.
*
* @var string
*/
protected $id_regex = '`://([a-z0-9]+)\.23video\.com/(?:[^\?]+\?.*?photo(?:_|%5f)id=|(?:[a-z]+/)*)([0-9]+)(?:$|[/#\?])`i';
/**
* Regular expression to retrieve the permalink part from a known video URL.
*
* @var string
*/
protected $permalink_regex = '`://([a-z0-9]+)\.23video\.com/([a-z0-9_-]+)$`i';
/**
* Information on the remote URL to use for retrieving the video details.
*
* @var array
*/
protected $remote_url = array(
'pattern' => 'http://videos.23video.com/api/photo/list?format=json&photo_id=%s&video_p=1',
'replace_key' => 'id',
'response_type' => 'json',
);
/**
* Alternate remote URL for when the video ID is unknown.
*
* @var array
*/
protected $alternate_remote = array(
'pattern' => 'http://videos.23video.com/api/photo/list?format=json&search=%s&video_p=1',
'replace_key' => 'permalink',
'response_type' => 'json',
);
/**
* Instantiate the class, main routine.
*
* @param array $vid The video array with all the data.
* @param array $old_vid The video array with all the data of the previous "fetch", if available.
*
* @return \WPSEO_Video_Details_23video
*/
public function __construct( $vid, $old_vid = array() ) {
// @todo Deal with custom domains.
parent::__construct( $vid, $old_vid );
}
/**
* Retrieve the video id or the permalink from a known video url based on a regex match
*
* @param int $match_nr The captured parenthesized sub-pattern to use from matches.
*
* @return void
*/
protected function determine_video_id_from_url( $match_nr = 2 ) {
if ( ( is_string( $this->vid['url'] ) && $this->vid['url'] !== '' ) && $this->id_regex !== '' ) {
if ( preg_match( $this->id_regex, $this->vid['url'], $match ) ) {
$this->vid['id'] = $match[ $match_nr ];
$this->vid['subdomain'] = $match[1];
}
elseif ( preg_match( $this->permalink_regex, $this->vid['url'], $match ) ) {
$this->vid['permalink'] = $match[ $match_nr ];
$this->vid['subdomain'] = $match[1];
}
}
}
/**
* Retrieve information on a video via a remote API call
*/
protected function get_remote_video_info() {
if ( empty( $this->vid['id'] ) && ! empty( $this->vid['permalink'] ) ) {
$this->remote_url = $this->alternate_remote;
}
if ( ! empty( $this->vid['subdomain'] ) ) {
$replace = '://' . $this->vid['subdomain'] . '.';
$this->remote_url['pattern'] = str_replace( '://videos.', $replace, $this->remote_url['pattern'] );
}
parent::get_remote_video_info();
}
/**
* Decode a remote response for a number of typical response types
*/
protected function decode_remote_video_info() {
if ( ! empty( $this->remote_response ) ) {
// Get rid of the 'var visual = ' string before the actual json output.
$this->remote_response = substr( $this->remote_response, strpos( $this->remote_response, '{' ) );
}
parent::decode_remote_video_info();
}
/**
* Check to see if this is really a video and for the right item.
*
* @return bool
*/
protected function is_video_response() {
$valid = false;
if ( ! empty( $this->decoded_response ) ) {
// Check whether we received a valid response based on how we retrieved it.
switch ( $this->remote_url['replace_key'] ) {
case 'id':
if ( ! empty( $this->decoded_response->photo->photo_id ) && $this->decoded_response->photo->photo_id === $this->vid['id'] ) {
$valid = true;
}
break;
case 'permalink':
if ( ! empty( $this->decoded_response->photo->one ) && $this->decoded_response->photo->one === '/' . $this->vid['permalink'] ) {
$valid = true;
}
elseif ( isset( $this->decoded_response->photos ) && is_array( $this->decoded_response->photos ) && $this->decoded_response->photos !== array() ) {
// Walk through the (first page of the) search results and see if we can find a match.
foreach ( $this->decoded_response->photos as $photo ) {
if ( $photo->one === '/' . $this->vid['permalink'] ) {
$this->decoded_response->photo = $photo;
$valid = true;
break;
}
}
}
break;
}
}
return $valid;
}
/**
* Set video details to their new values
*/
protected function put_video_details() {
$this->set_subdomain();
parent::put_video_details();
}
/**
* Set the content location
*
* {@internal If this is changed to another property, the width/height properties need to change too.
* Alternative set could be video_medium_download / video_medium_width / video_medium_height.}}
*/
protected function set_content_loc() {
if ( ! empty( $this->decoded_response->photo->standard_download ) && ! empty( $this->vid['subdomain'] ) ) {
// Extension-less, could add .mp4, should work most of the time.
$this->vid['content_loc'] = 'http://' . rawurlencode( $this->vid['subdomain'] ) . '.23video.com' . $this->decoded_response->photo->standard_download;
}
}
/**
* Set the video duration
*/
protected function set_duration() {
if ( ! empty( $this->decoded_response->photo->video_length ) ) {
$this->vid['duration'] = ( $this->decoded_response->photo->video_length );
}
}
/**
* Set the video height
*/
protected function set_height() {
if ( ! empty( $this->decoded_response->photo->standard_height ) ) {
$this->vid['height'] = $this->decoded_response->photo->standard_height;
}
}
/**
* Set the video id (as it might not be set - permalink based retrieval)
*/
protected function set_id() {
if ( ! empty( $this->decoded_response->photo->photo_id ) ) {
$this->vid['id'] = $this->decoded_response->photo->photo_id;
}
}
/**
* Set the player location
*
* {@internal Alternative options:
* https://[subdomain].23video.com/v.swf?photo_id=[photo->photo_id]&autoPlay=1
* https://[subdomain].23video.com/[photo->tree_id].ihtml?photo_id=[photo->photo_id]&token=[photo->token]&autoPlay=1&defaultQuality=high }}
*/
protected function set_player_loc() {
if ( ! empty( $this->vid['id'] ) && ! empty( $this->vid['subdomain'] ) ) {
$this->vid['player_loc'] = 'http://' . rawurlencode( $this->vid['subdomain'] ) . '.23video.com/v.ihtml/player.html?source=share&photo_id=' . urlencode( $this->vid['id'] ) . '&autoPlay=0';
}
}
/**
* Verify and set the subdomain
*/
protected function set_subdomain() {
if ( ! empty( $this->decoded_response->site->domain ) && $this->decoded_response->site->domain !== $this->vid['subdomain'] . '.23video.com' ) {
$this->vid['subdomain'] = str_replace( '.23video.com', '', $this->decoded_response->site->domain );
}
}
/**
* Set the thumbnail location
*
* {@internal Possible alternative:
* https://[subdomain].23video.com/[photo->tree_id]/[photo->photo_id]/[photo->token]/large }}
*/
protected function set_thumbnail_loc() {
if ( isset( $this->decoded_response->photo->video_frames_download ) && ( is_string( $this->decoded_response->photo->video_frames_download ) && $this->decoded_response->photo->video_frames_download !== '' ) && ! empty( $this->vid['subdomain'] ) ) {
$url = 'http://' . rawurlencode( $this->vid['subdomain'] ) . '.23video.com' . $this->decoded_response->photo->video_frames_download;
$image = $this->make_image_local( $url );
if ( is_string( $image ) && $image !== '' ) {
$this->vid['thumbnail_loc'] = $image;
}
}
}
/**
* Set the video view count
*/
protected function set_view_count() {
if ( ! empty( $this->decoded_response->photo->view_count ) ) {
$this->vid['view_count'] = $this->decoded_response->photo->view_count;
}
}
/**
* Set the video width
*/
protected function set_width() {
if ( ! empty( $this->decoded_response->photo->standard_width ) ) {
$this->vid['width'] = $this->decoded_response->photo->standard_width;
}
}
} /* End of class */
} /* End of class-exists wrapper */