' . esc_html__( 'Please Try Again', 'cmb2' ) . '

' ); } // Set width of embed. $embed_width = isset( $_REQUEST['oembed_width'] ) && intval( $_REQUEST['oembed_width'] ) < 640 ? intval( $_REQUEST['oembed_width'] ) : '640'; // Set url. $oembed_url = esc_url( $oembed_string ); // Set args. $embed_args = array( 'width' => $embed_width, ); $this->ajax_update = true; // Get embed code (or fallback link). $html = $this->get_oembed( array( 'url' => $oembed_url, 'object_id' => $_REQUEST['object_id'], 'object_type' => isset( $_REQUEST['object_type'] ) ? sanitize_text_field( $_REQUEST['object_type'] ) : 'post', 'oembed_args' => $embed_args, 'field_id' => $_REQUEST['field_id'], ) ); wp_send_json_success( $html ); } /** * Retrieves oEmbed from url/object ID * * @since 0.9.5 * @param array $args Arguments for method. * @return mixed HTML markup with embed or fallback. */ public function get_oembed_no_edit( $args ) { global $wp_embed; $oembed_url = esc_url( $args['url'] ); // Sanitize object_id. $this->object_id = is_numeric( $args['object_id'] ) ? absint( $args['object_id'] ) : sanitize_text_field( $args['object_id'] ); $args = wp_parse_args( $args, array( 'object_type' => 'post', 'oembed_args' => array(), 'field_id' => false, 'wp_error' => false, ) ); $this->embed_args =& $args; /* * Set the post_ID so oEmbed won't fail * wp-includes/class-wp-embed.php, WP_Embed::shortcode() */ $wp_embed->post_ID = $this->object_id; // Special scenario if NOT a post object. if ( isset( $args['object_type'] ) && 'post' != $args['object_type'] ) { if ( 'options-page' == $args['object_type'] ) { // Bogus id to pass some numeric checks. Issue with a VERY large WP install? $wp_embed->post_ID = 1987645321; } // Ok, we need to hijack the oembed cache system. $this->hijack = true; $this->object_type = $args['object_type']; // Gets ombed cache from our object's meta (vs postmeta). add_filter( 'get_post_metadata', array( $this, 'hijack_oembed_cache_get' ), 10, 3 ); // Sets ombed cache in our object's meta (vs postmeta). add_filter( 'update_post_metadata', array( $this, 'hijack_oembed_cache_set' ), 10, 4 ); } $embed_args = ''; foreach ( $args['oembed_args'] as $key => $val ) { $embed_args .= " $key=\"$val\""; } // Ping WordPress for an embed. $embed = $wp_embed->run_shortcode( '[embed' . $embed_args . ']' . $oembed_url . '[/embed]' ); // Fallback that WordPress creates when no oEmbed was found. $fallback = $wp_embed->maybe_make_link( $oembed_url ); return compact( 'embed', 'fallback', 'args' ); } /** * Retrieves oEmbed from url/object ID * * @since 0.9.5 * @param array $args Arguments for method. * @return string HTML markup with embed or fallback. */ public function get_oembed( $args ) { $oembed = $this->get_oembed_no_edit( $args ); // Send back our embed. if ( $oembed['embed'] && $oembed['embed'] != $oembed['fallback'] ) { return '

' . $oembed['embed'] . '

' . esc_html__( 'Remove Embed', 'cmb2' ) . '

'; } // Otherwise, send back error info that no oEmbeds were found. return sprintf( '

', sprintf( /* translators: 1: results for. 2: link to codex.wordpress.org/Embeds */ esc_html__( 'No oEmbed Results Found for %1$s. View more info at %2$s.', 'cmb2' ), $oembed['fallback'], 'codex.wordpress.org/Embeds' ) ); } /** * Hijacks retrieving of cached oEmbed. * Returns cached data from relevant object metadata (vs postmeta) * * @since 0.9.5 * @param boolean $check Whether to retrieve postmeta or override. * @param int $object_id Object ID. * @param string $meta_key Object metakey. * @return mixed Object's oEmbed cached data. */ public function hijack_oembed_cache_get( $check, $object_id, $meta_key ) { if ( ! $this->hijack || ( $this->object_id != $object_id && 1987645321 !== $object_id ) ) { return $check; } if ( $this->ajax_update ) { return false; } return $this->cache_action( $meta_key ); } /** * Hijacks saving of cached oEmbed. * Saves cached data to relevant object metadata (vs postmeta) * * @since 0.9.5 * @param boolean $check Whether to continue setting postmeta. * @param int $object_id Object ID to get postmeta from. * @param string $meta_key Postmeta's key. * @param mixed $meta_value Value of the postmeta to be saved. * @return boolean Whether to continue setting. */ public function hijack_oembed_cache_set( $check, $object_id, $meta_key, $meta_value ) { if ( ! $this->hijack || ( $this->object_id != $object_id && 1987645321 !== $object_id ) // Only want to hijack oembed meta values. || 0 !== strpos( $meta_key, '_oembed_' ) ) { return $check; } $this->cache_action( $meta_key, $meta_value ); // Anything other than `null` to cancel saving to postmeta. return true; } /** * Gets/updates the cached oEmbed value from/to relevant object metadata (vs postmeta). * * @since 1.3.0 * * @param string $meta_key Postmeta's key. * @return mixed */ protected function cache_action( $meta_key ) { $func_args = func_get_args(); $action = isset( $func_args[1] ) ? 'update' : 'get'; if ( 'options-page' === $this->object_type ) { $args = array( $meta_key ); if ( 'update' === $action ) { $args[] = $func_args[1]; $args[] = true; } // Cache the result to our options. $status = call_user_func_array( array( cmb2_options( $this->object_id ), $action ), $args ); } else { $args = array( $this->object_type, $this->object_id, $meta_key ); $args[] = 'update' === $action ? $func_args[1] : true; // Cache the result to our metadata. $status = call_user_func_array( $action . '_metadata', $args ); } return $status; } /** * Hooks in when options-page data is saved to clean stale * oembed cache data from the option value. * * @since 2.2.0 * @param string $option_key The options-page option key. * @return void */ public static function clean_stale_options_page_oembeds( $option_key ) { $options = cmb2_options( $option_key )->get_options(); $modified = false; if ( is_array( $options ) ) { $ttl = apply_filters( 'oembed_ttl', DAY_IN_SECONDS, '', array(), 0 ); $now = time(); foreach ( $options as $key => $value ) { // Check for cached oembed data. if ( 0 === strpos( $key, '_oembed_time_' ) ) { $cached_recently = ( $now - $value ) < $ttl; if ( ! $cached_recently ) { $modified = true; // Remove the the cached ttl expiration, and the cached oembed value. unset( $options[ $key ] ); unset( $options[ str_replace( '_oembed_time_', '_oembed_', $key ) ] ); } } // End if. // Remove the cached unknown values. elseif ( '{{unknown}}' === $value ) { $modified = true; unset( $options[ $key ] ); } } } // Update the option and remove stale cache data. if ( $modified ) { $updated = cmb2_options( $option_key )->set( $options ); } } }