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wp-content/plugins/jetpack/modules/shortcodes/hulu.php
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275
wp-content/plugins/jetpack/modules/shortcodes/hulu.php
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<?php
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/**
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* Hulu Shortcode
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*
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* [hulu 369061]
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* [hulu id=369061]
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* [hulu id=369061 width=512 height=288 start_time="10" end_time="20" thumbnail_frame="10"]
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* [hulu http://www.hulu.com/watch/369061]
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* [hulu id=gQ6Z0I990IWv_VFQI2J7Eg width=512 height=288]
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*
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* <object width="512" height="288">
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* <param name="movie" value="http://www.hulu.com/embed/gQ6Z0I990IWv_VFQI2J7Eg"></param>
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* <param name="allowFullScreen" value="true"></param>
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* <embed src="http://www.hulu.com/embed/gQ6Z0I990IWv_VFQI2J7Eg" type="application/x-shockwave-flash" width="512" height="288" allowFullScreen="true"></embed>
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* </object>
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*
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* @package Jetpack
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*/
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if ( get_option( 'embed_autourls' ) ) {
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// Convert hulu URLS to shortcodes for old comments, saved before comments for shortcodes were enabled.
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add_filter( 'comment_text', 'jetpack_hulu_link', 1 );
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}
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add_shortcode( 'hulu', 'jetpack_hulu_shortcode' );
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/**
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* Return a Hulu video ID from a given set to attributes.
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*
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* @since 4.5.0
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*
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* @param array $atts Shortcode parameters.
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*
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* @return string $id Hulu video ID.
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*/
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function jetpack_shortcode_get_hulu_id( $atts ) {
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// This will catch an id explicitly defined as such, or assume any param without a label is the id. First found is used.
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if ( isset( $atts['id'] ) ) {
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// First we check to see if [hulu id=369061] or [hulu id=gQ6Z0I990IWv_VFQI2J7Eg] was used.
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$id = esc_attr( $atts['id'] );
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} elseif ( isset( $atts[0] ) && preg_match( '|www\.hulu\.com/watch/(\d+)|i', $atts[0], $match ) ) {
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// this checks for [hulu http://www.hulu.com/watch/369061].
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$id = (int) $match[1];
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} elseif ( isset( $atts[0] ) ) {
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// This checks for [hulu 369061] or [hulu 65yppv6xqa45s5n7_m1wng].
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$id = esc_attr( $atts[0] );
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} else {
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$id = 0;
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}
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return $id;
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}
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/**
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* Convert a Hulu shortcode into an embed code.
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*
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* @since 4.5.0
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*
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* @param array $atts An array of shortcode attributes.
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*
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* @return string The embed code for the Hulu video.
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*/
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function jetpack_hulu_shortcode( $atts ) {
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global $content_width;
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// Set a default content width, if it's not specified.
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$attr = shortcode_atts(
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array(
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'id' => '',
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'width' => $content_width ? $content_width : 640,
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'start_time' => '',
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'end_time' => '',
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'thumbnail_frame' => '',
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),
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$atts
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);
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$id = jetpack_shortcode_get_hulu_id( $atts );
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if ( ! $id ) {
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return '<!-- Hulu Error: Hulu shortcode syntax invalid. -->';
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}
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$start_time = 0;
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if ( is_numeric( $attr['start_time'] ) ) {
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$start_time = intval( $attr['start_time'] );
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}
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if ( is_numeric( $attr['end_time'] ) && intval( $attr['end_time'] ) > $start_time ) {
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$end_time = intval( $attr['end_time'] );
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}
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if ( is_numeric( $attr['thumbnail_frame'] ) ) {
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$thumbnail_frame = intval( $attr['thumbnail_frame'] );
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}
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// check to see if $id is 76560 else we assume it's gQ6Z0I990IWv_VFQI2J7Eg
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// If id is numeric, we'll send it off to the hulu oembed api to get the embed URL (and non-numeric id).
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if ( is_numeric( $id ) ) {
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$transient_key = "hulu-$id";
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$transient_value = get_transient( $transient_key );
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if ( false === $transient_value ) {
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// let's make a cross-site http request out to the hulu oembed api.
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$oembed_url = sprintf(
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'https://www.hulu.com/api/oembed.json?url=%s',
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rawurlencode( 'https://www.hulu.com/watch/' . esc_attr( $id ) )
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);
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$response = wp_remote_get( $oembed_url );
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$response_code = wp_remote_retrieve_response_code( $response );
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$response_message = wp_remote_retrieve_response_message( $response );
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if ( 200 !== $response_code && ! empty( $response_message ) ) {
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return "<!-- Hulu Error: Hulu shortcode http error $response_message -->";
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} elseif ( 200 !== $response_code ) {
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return "<!-- Hulu Error: Hulu shortcode unknown error occurred, $response_code -->";
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} else {
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$response_body = wp_remote_retrieve_body( $response );
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$json = json_decode( $response_body );
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// Pull out id from embed url (from oembed API).
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$embed_url_params = array();
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parse_str( wp_parse_url( $json->embed_url, PHP_URL_QUERY ), $embed_url_params );
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if ( isset( $embed_url_params['eid'] ) ) {
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$id = $embed_url_params['eid'];
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}
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// let's cache this response indefinitely.
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set_transient( $transient_key, $id );
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}
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} else {
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$id = $transient_value;
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}
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}
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if ( ! $id ) {
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return '<!-- Hulu Error: Not a Hulu video. -->';
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}
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$query_args = array();
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$query_args['eid'] = esc_attr( $id );
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if ( isset( $start_time ) ) {
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$query_args['st'] = intval( $start_time );
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}
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if ( isset( $end_time ) ) {
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$query_args['et'] = intval( $end_time );
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}
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if ( isset( $thumbnail_frame ) ) {
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$query_args['it'] = 'i' . intval( $thumbnail_frame );
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}
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$iframe_url = add_query_arg( $query_args, 'https://www.hulu.com/embed.html' );
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$width = intval( $attr['width'] );
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$height = round( ( $width / 640 ) * 360 );
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$html = sprintf(
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'<div class="embed-hulu" style="text-align: center;"><iframe src="%s" width="%s" height="%s" style="border:0;" scrolling="no" webkitAllowFullScreen
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mozallowfullscreen allowfullscreen></iframe></div>',
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esc_url( $iframe_url ),
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esc_attr( $width ),
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esc_attr( $height )
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);
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$html = apply_filters( 'video_embed_html', $html );
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return $html;
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}
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/**
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* Callback to convert Hulu links in comments into a embed src.
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*
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* @since 4.5.0
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*
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* @param array $matches Array of matches from regex.
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*
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* @return string
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*/
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function jetpack_hulu_link_callback( $matches ) {
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$video_id = $matches[4];
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// Make up an embed src to pass to the shortcode reversal function.
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$attrs = array(
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'src' => 'https://www.hulu.com/embed.html?eid=' . esc_attr( $video_id ),
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);
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return wpcom_shortcodereverse_huluhelper( $attrs );
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}
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/**
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* Convert Hulu links in comments into a Hulu shortcode.
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*
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* @since 4.5.0
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*
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* @param string $content Post content.
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*
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* @return string
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*/
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function jetpack_hulu_link( $content ) {
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$content = preg_replace_callback( '!^(http(s)?://)?(www\.)?hulu\.com\/watch\/([0-9]+)$!im', 'jetpack_hulu_link_callback', $content );
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return $content;
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}
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/**
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* Makes a Hulu shortcode from $attrs and $pattern
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*
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* @since 4.5.0
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*
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* @param array $attrs Shortcode attributes.
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*
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* @return string
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*/
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function wpcom_shortcodereverse_huluhelper( $attrs ) {
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$attrs = wpcom_shortcodereverse_parseattr( $attrs );
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$src_attributes = array();
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parse_str( wp_parse_url( $attrs['src'], PHP_URL_QUERY ), $src_attributes );
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$attrs = array_merge( $attrs, $src_attributes );
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// If we don't have an eid, we can't do anything. Just send back the src string.
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if ( ! isset( $attrs['eid'] ) ) {
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return $attrs['src'];
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}
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$shortcode = '[hulu id=' . esc_attr( $attrs['eid'] );
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if ( $attrs['width'] ) {
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$shortcode .= ' width=' . intval( $attrs['width'] );
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}
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if ( $attrs['height'] ) {
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$shortcode .= ' height=' . intval( $attrs['height'] );
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}
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if ( $attrs['st'] ) {
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$shortcode .= ' start_time=' . intval( $attrs['st'] );
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}
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if ( $attrs['et'] ) {
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$shortcode .= ' end_time=' . intval( $attrs['et'] );
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}
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if ( $attrs['it'] ) {
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// the thumbnail frame attribute comes with an i in front of the value, so we've got to remove that.
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$shortcode .= ' thumbnail_frame=' . intval( ltrim( $attrs['it'], 'i' ) );
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}
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$shortcode .= ']';
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return $shortcode;
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}
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/**
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* Initiates process to convert iframe HTML into a Hulu shortcode.
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*
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* Example:
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* <iframe width="512" height="288" src="http://www.hulu.com/embed.html?eid=nlg_ios3tutcfrhatkiaow&et=20&st=10&it=i11" frameborder="0" scrolling="no" webkitAllowFullScreen mozallowfullscreen allowfullscreen></iframe>
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*
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* Converts to:
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* [hulu id=nlg_ios3tutcfrhatkiaow width=512 height=288 start_time=10 end_time=20 thumbnail_frame=11]
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*
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* @since 4.5.0
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*
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* @param array $attrs Shortcode attributes.
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*
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* @return string
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*/
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function wpcom_shortcodereverse_huluembed( $attrs ) {
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$shortcode = wpcom_shortcodereverse_huluhelper( $attrs );
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if ( '[' === substr( $shortcode, 0, 1 ) ) {
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/** This action is documented in modules/widgets/social-media-icons.php */
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do_action( 'jetpack_bump_stats_extras', 'html_to_shortcode', 'hulu-embed' );
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}
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return $shortcode;
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}
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Filter_Embedded_HTML_Objects::register( '#^https?://www.hulu.com/embed.html#i', 'wpcom_shortcodereverse_huluembed', true );
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