hulu.php
| 1 | <?php |
| 2 | /** |
| 3 | * Hulu Shortcode |
| 4 | * |
| 5 | * [hulu 369061] |
| 6 | * [hulu id=369061] |
| 7 | * [hulu id=369061 width=512 height=288 start_time="10" end_time="20" thumbnail_frame="10"] |
| 8 | * [hulu http://www.hulu.com/watch/369061] |
| 9 | * [hulu id=gQ6Z0I990IWv_VFQI2J7Eg width=512 height=288] |
| 10 | * |
| 11 | * <object width="512" height="288"> |
| 12 | * <param name="movie" value="http://www.hulu.com/embed/gQ6Z0I990IWv_VFQI2J7Eg"></param> |
| 13 | * <param name="allowFullScreen" value="true"></param> |
| 14 | * <embed src="http://www.hulu.com/embed/gQ6Z0I990IWv_VFQI2J7Eg" type="application/x-shockwave-flash" width="512" height="288" allowFullScreen="true"></embed> |
| 15 | * </object> |
| 16 | * |
| 17 | * @package Jetpack |
| 18 | */ |
| 19 | |
| 20 | if ( get_option( 'embed_autourls' ) ) { |
| 21 | |
| 22 | // Convert hulu URLS to shortcodes for old comments, saved before comments for shortcodes were enabled. |
| 23 | add_filter( 'comment_text', 'jetpack_hulu_link', 1 ); |
| 24 | } |
| 25 | |
| 26 | add_shortcode( 'hulu', 'jetpack_hulu_shortcode' ); |
| 27 | |
| 28 | /** |
| 29 | * Return a Hulu video ID from a given set to attributes. |
| 30 | * |
| 31 | * @since 4.5.0 |
| 32 | * |
| 33 | * @param array $atts Shortcode parameters. |
| 34 | * |
| 35 | * @return string $id Hulu video ID. |
| 36 | */ |
| 37 | function jetpack_shortcode_get_hulu_id( $atts ) { |
| 38 | // This will catch an id explicitly defined as such, or assume any param without a label is the id. First found is used. |
| 39 | if ( isset( $atts['id'] ) ) { |
| 40 | // First we check to see if [hulu id=369061] or [hulu id=gQ6Z0I990IWv_VFQI2J7Eg] was used. |
| 41 | $id = esc_attr( $atts['id'] ); |
| 42 | } elseif ( isset( $atts[0] ) && preg_match( '|www\.hulu\.com/watch/(\d+)|i', $atts[0], $match ) ) { |
| 43 | // this checks for [hulu http://www.hulu.com/watch/369061]. |
| 44 | $id = (int) $match[1]; |
| 45 | } elseif ( isset( $atts[0] ) ) { |
| 46 | // This checks for [hulu 369061] or [hulu 65yppv6xqa45s5n7_m1wng]. |
| 47 | $id = esc_attr( $atts[0] ); |
| 48 | } else { |
| 49 | $id = 0; |
| 50 | } |
| 51 | |
| 52 | return $id; |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Convert a Hulu shortcode into an embed code. |
| 57 | * |
| 58 | * @since 4.5.0 |
| 59 | * |
| 60 | * @param array $atts An array of shortcode attributes. |
| 61 | * |
| 62 | * @return string The embed code for the Hulu video. |
| 63 | */ |
| 64 | function jetpack_hulu_shortcode( $atts ) { |
| 65 | global $content_width; |
| 66 | |
| 67 | // Set a default content width, if it's not specified. |
| 68 | $attr = shortcode_atts( |
| 69 | array( |
| 70 | 'id' => '', |
| 71 | 'width' => $content_width ? $content_width : 640, |
| 72 | 'start_time' => '', |
| 73 | 'end_time' => '', |
| 74 | 'thumbnail_frame' => '', |
| 75 | ), |
| 76 | $atts |
| 77 | ); |
| 78 | |
| 79 | $id = jetpack_shortcode_get_hulu_id( $atts ); |
| 80 | if ( ! $id ) { |
| 81 | return '<!-- Hulu Error: Hulu shortcode syntax invalid. -->'; |
| 82 | } |
| 83 | |
| 84 | $start_time = 0; |
| 85 | if ( is_numeric( $attr['start_time'] ) ) { |
| 86 | $start_time = intval( $attr['start_time'] ); |
| 87 | } |
| 88 | if ( is_numeric( $attr['end_time'] ) && intval( $attr['end_time'] ) > $start_time ) { |
| 89 | $end_time = intval( $attr['end_time'] ); |
| 90 | } |
| 91 | if ( is_numeric( $attr['thumbnail_frame'] ) ) { |
| 92 | $thumbnail_frame = intval( $attr['thumbnail_frame'] ); |
| 93 | } |
| 94 | |
| 95 | // check to see if $id is 76560 else we assume it's gQ6Z0I990IWv_VFQI2J7Eg |
| 96 | // If id is numeric, we'll send it off to the hulu oembed api to get the embed URL (and non-numeric id). |
| 97 | if ( is_numeric( $id ) ) { |
| 98 | $transient_key = "hulu-$id"; |
| 99 | $transient_value = get_transient( $transient_key ); |
| 100 | |
| 101 | if ( false === $transient_value ) { |
| 102 | // let's make a cross-site http request out to the hulu oembed api. |
| 103 | $oembed_url = sprintf( |
| 104 | 'https://www.hulu.com/api/oembed.json?url=%s', |
| 105 | rawurlencode( 'https://www.hulu.com/watch/' . esc_attr( $id ) ) |
| 106 | ); |
| 107 | $response = wp_remote_get( $oembed_url ); |
| 108 | $response_code = wp_remote_retrieve_response_code( $response ); |
| 109 | $response_message = wp_remote_retrieve_response_message( $response ); |
| 110 | if ( 200 !== $response_code && ! empty( $response_message ) ) { |
| 111 | return "<!-- Hulu Error: Hulu shortcode http error $response_message -->"; |
| 112 | } elseif ( 200 !== $response_code ) { |
| 113 | return "<!-- Hulu Error: Hulu shortcode unknown error occurred, $response_code -->"; |
| 114 | } else { |
| 115 | $response_body = wp_remote_retrieve_body( $response ); |
| 116 | $json = json_decode( $response_body ); |
| 117 | |
| 118 | // Pull out id from embed url (from oembed API). |
| 119 | $embed_url_params = array(); |
| 120 | parse_str( wp_parse_url( $json->embed_url, PHP_URL_QUERY ), $embed_url_params ); |
| 121 | |
| 122 | if ( isset( $embed_url_params['eid'] ) ) { |
| 123 | $id = $embed_url_params['eid']; |
| 124 | } |
| 125 | // let's cache this response indefinitely. |
| 126 | set_transient( $transient_key, $id ); |
| 127 | } |
| 128 | } else { |
| 129 | $id = $transient_value; |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | if ( ! $id ) { |
| 134 | return '<!-- Hulu Error: Not a Hulu video. -->'; |
| 135 | } |
| 136 | |
| 137 | $query_args = array(); |
| 138 | $query_args['eid'] = esc_attr( $id ); |
| 139 | if ( isset( $start_time ) ) { |
| 140 | $query_args['st'] = intval( $start_time ); |
| 141 | } |
| 142 | if ( isset( $end_time ) ) { |
| 143 | $query_args['et'] = intval( $end_time ); |
| 144 | } |
| 145 | if ( isset( $thumbnail_frame ) ) { |
| 146 | $query_args['it'] = 'i' . intval( $thumbnail_frame ); |
| 147 | } |
| 148 | |
| 149 | $iframe_url = add_query_arg( $query_args, 'https://www.hulu.com/embed.html' ); |
| 150 | $width = intval( $attr['width'] ); |
| 151 | $height = round( ( $width / 640 ) * 360 ); |
| 152 | |
| 153 | $html = sprintf( |
| 154 | '<div class="embed-hulu" style="text-align: center;"><iframe src="%s" width="%s" height="%s" style="border:0;" scrolling="no" webkitAllowFullScreen |
| 155 | mozallowfullscreen allowfullscreen></iframe></div>', |
| 156 | esc_url( $iframe_url ), |
| 157 | esc_attr( $width ), |
| 158 | esc_attr( $height ) |
| 159 | ); |
| 160 | $html = apply_filters( 'video_embed_html', $html ); |
| 161 | |
| 162 | return $html; |
| 163 | } |
| 164 | |
| 165 | /** |
| 166 | * Callback to convert Hulu links in comments into a embed src. |
| 167 | * |
| 168 | * @since 4.5.0 |
| 169 | * |
| 170 | * @param array $matches Array of matches from regex. |
| 171 | * |
| 172 | * @return string |
| 173 | */ |
| 174 | function jetpack_hulu_link_callback( $matches ) { |
| 175 | $video_id = $matches[4]; |
| 176 | |
| 177 | // Make up an embed src to pass to the shortcode reversal function. |
| 178 | $attrs = array( |
| 179 | 'src' => 'https://www.hulu.com/embed.html?eid=' . esc_attr( $video_id ), |
| 180 | ); |
| 181 | |
| 182 | return wpcom_shortcodereverse_huluhelper( $attrs ); |
| 183 | } |
| 184 | |
| 185 | /** |
| 186 | * Convert Hulu links in comments into a Hulu shortcode. |
| 187 | * |
| 188 | * @since 4.5.0 |
| 189 | * |
| 190 | * @param string $content Post content. |
| 191 | * |
| 192 | * @return string |
| 193 | */ |
| 194 | function jetpack_hulu_link( $content ) { |
| 195 | $content = preg_replace_callback( '!^(http(s)?://)?(www\.)?hulu\.com\/watch\/([0-9]+)$!im', 'jetpack_hulu_link_callback', $content ); |
| 196 | |
| 197 | return $content; |
| 198 | } |
| 199 | |
| 200 | /** |
| 201 | * Makes a Hulu shortcode from $attrs and $pattern |
| 202 | * |
| 203 | * @since 4.5.0 |
| 204 | * |
| 205 | * @param array $attrs Shortcode attributes. |
| 206 | * |
| 207 | * @return string |
| 208 | */ |
| 209 | function wpcom_shortcodereverse_huluhelper( $attrs ) { |
| 210 | $attrs = wpcom_shortcodereverse_parseattr( $attrs ); |
| 211 | |
| 212 | $src_attributes = array(); |
| 213 | parse_str( wp_parse_url( $attrs['src'], PHP_URL_QUERY ), $src_attributes ); |
| 214 | |
| 215 | $attrs = array_merge( $attrs, $src_attributes ); |
| 216 | |
| 217 | // If we don't have an eid, we can't do anything. Just send back the src string. |
| 218 | if ( ! isset( $attrs['eid'] ) ) { |
| 219 | return $attrs['src']; |
| 220 | } |
| 221 | |
| 222 | $shortcode = '[hulu id=' . esc_attr( $attrs['eid'] ); |
| 223 | |
| 224 | if ( $attrs['width'] ) { |
| 225 | $shortcode .= ' width=' . intval( $attrs['width'] ); |
| 226 | } |
| 227 | |
| 228 | if ( $attrs['height'] ) { |
| 229 | $shortcode .= ' height=' . intval( $attrs['height'] ); |
| 230 | } |
| 231 | |
| 232 | if ( $attrs['st'] ) { |
| 233 | $shortcode .= ' start_time=' . intval( $attrs['st'] ); |
| 234 | } |
| 235 | |
| 236 | if ( $attrs['et'] ) { |
| 237 | $shortcode .= ' end_time=' . intval( $attrs['et'] ); |
| 238 | } |
| 239 | |
| 240 | if ( $attrs['it'] ) { |
| 241 | // the thumbnail frame attribute comes with an i in front of the value, so we've got to remove that. |
| 242 | $shortcode .= ' thumbnail_frame=' . intval( ltrim( $attrs['it'], 'i' ) ); |
| 243 | } |
| 244 | $shortcode .= ']'; |
| 245 | |
| 246 | return $shortcode; |
| 247 | } |
| 248 | |
| 249 | /** |
| 250 | * Initiates process to convert iframe HTML into a Hulu shortcode. |
| 251 | * |
| 252 | * Example: |
| 253 | * <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> |
| 254 | * |
| 255 | * Converts to: |
| 256 | * [hulu id=nlg_ios3tutcfrhatkiaow width=512 height=288 start_time=10 end_time=20 thumbnail_frame=11] |
| 257 | * |
| 258 | * @since 4.5.0 |
| 259 | * |
| 260 | * @param array $attrs Shortcode attributes. |
| 261 | * |
| 262 | * @return string |
| 263 | */ |
| 264 | function wpcom_shortcodereverse_huluembed( $attrs ) { |
| 265 | |
| 266 | $shortcode = wpcom_shortcodereverse_huluhelper( $attrs ); |
| 267 | |
| 268 | if ( '[' === substr( $shortcode, 0, 1 ) ) { |
| 269 | /** This action is documented in modules/widgets/social-media-icons.php */ |
| 270 | do_action( 'jetpack_bump_stats_extras', 'html_to_shortcode', 'hulu-embed' ); |
| 271 | } |
| 272 | |
| 273 | return $shortcode; |
| 274 | } |
| 275 | Filter_Embedded_HTML_Objects::register( '#^https?://www.hulu.com/embed.html#i', 'wpcom_shortcodereverse_huluembed', true ); |
| 276 |