/**
* Our custom AJAX callback for the query-attachments action
* used in the media modal. By-passed if not for VideoPress.
*/
function wp_ajax_query_attachments()
{
// Watch for VideoPress calls
if (!isset($_POST['query']['videopress'])) {
return;
}
if (!$this->can('read_videos')) {
return wp_send_json_error('permission denied');
}
// Get and sanitize query arguments.
$query_args = $this->sanitize_wp_query_args($_POST['query']);
// Fire a remote WP_Query
$result = $this->query('jetpack.vpQuery', $query_args);
if (is_wp_error($result)) {
return wp_send_json_error('xml rpc request error');
}
$items = $result;
$shortcode_handler = Jetpack_VideoPress_Shortcode::init();
foreach ($items as $key => $item) {
// Check local permissions
if (!$this->can('edit_videos')) {
unset($item['vp_nonces']['update']);
}
if (!$this->can('delete_videos')) {
unset($item['vp_nonces']['delete']);
}
// Add a second pair of nonces for the .org blog.
$item['nonces'] = array();
if (!empty($item['vp_nonces']['update'])) {
$item['nonces']['update'] = wp_create_nonce('update-videopress-post_' . $item['id']);
}
if (!empty($item['vp_nonces']['delete'])) {
$item['nonces']['delete'] = wp_create_nonce('delete-videopress-post_' . $item['id']);
}
$item['vp_embed'] = $shortcode_handler->shortcode_callback(array($item['vp_guid'], 'autoplay' => true, 'flashonly' => true, 'w' => 440));
$items[$key] = $item;
}
wp_send_json_success($items);
}
// Enqueue VideoPress scripts
$js_url = is_ssl() ? 'https://v0.wordpress.com/js/videopress.js' : 'http://s0.videopress.com/js/videopress.js';
wp_enqueue_script('videopress', $js_url, 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();
}
}
/**
* Validate user-supplied guid values against expected inputs
*
* @since 1.1
* @param string $guid video identifier
* @return bool true if passes validation test
*/
public function is_valid_guid($guid)
{
if (!empty($guid) && strlen($guid) === 8 && ctype_alnum($guid)) {
return true;
} else {
return false;
}
}
}
// Initialize the shortcode handler.
Jetpack_VideoPress_Shortcode::init();
