200 lines
7 KiB
PHP
200 lines
7 KiB
PHP
<?php
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/*
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Flickr Short Code
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Author: kellan
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License: BSD/GPL/public domain (take your pick)
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[flickr video=http://www.flickr.com/photos/chaddles/2402990826]
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[flickr video=2402990826]
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[flickr video=2402990826 show_info=no]
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[flickr video=2402990826 w=200 h=150]
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[flickr video=2402990826 secret=846d9c1b39]
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*/
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/*
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* <object type="application/x-shockwave-flash" width="400" height="300" data="http://www.flickr.com/apps/video/stewart.swf?v=71377" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"> <param name="flashvars" value="intl_lang=en-us&photo_secret=846d9c1be9&photo_id=2345938910"></param> <param name="movie" value="http://www.flickr.com/apps/video/stewart.swf?v=71377"></param> <param name="bgcolor" value="#000000"></param> <param name="allowFullScreen" value="true"></param><embed type="application/x-shockwave-flash" src="http://www.flickr.com/apps/video/stewart.swf?v=71377" bgcolor="#000000" allowfullscreen="true" flashvars="intl_lang=en-us&photo_secret=846d9c1be9&photo_id=2345938910" height="300" width="400"></embed></object>
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*/
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function flickr_embed_to_shortcode( $content ) {
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if ( false === stripos( $content, '/www.flickr.com/apps/video/stewart.swf' ) ) {
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return $content;
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}
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$regexp = '%(<object.*?(?:<(?!/?(?:object|embed)\s+).*?)*?)?<embed((?:\s+\w+="[^"]*")*)\s+src="http(?:\:|�*58;)//www.flickr.com/apps/video/stewart.swf[^"]*"((?:\s+\w+="[^"]*")*)\s*(?:/>|>\s*</embed>)(?(1)\s*</object>)%';
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$regexp_ent = str_replace(
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array(
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'&#0*58;',
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'[^>]*',
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'[^<]*',
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),
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array(
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'&#0*58;|�*58;',
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'[^&]*(?:&(?!gt;)[^&]*)*',
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'[^&]*(?:&(?!lt;)[^&]*)*',
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),
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htmlspecialchars( $regexp, ENT_NOQUOTES )
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);
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foreach ( array( 'regexp', 'regexp_ent' ) as $reg ) {
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if ( ! preg_match_all( $$reg, $content, $matches, PREG_SET_ORDER ) ) {
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continue;
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}
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foreach ( $matches as $match ) {
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$params = $match[2] . $match[3];
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if ( 'regexp_ent' == $reg ) {
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$params = html_entity_decode( $params );
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}
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$params = wp_kses_hair( $params, array( 'http' ) );
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if ( ! isset( $params['type'] ) || 'application/x-shockwave-flash' != $params['type']['value'] || ! isset( $params['flashvars'] ) ) {
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continue;
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}
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wp_parse_str( html_entity_decode( $params['flashvars']['value'] ), $flashvars );
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if ( ! isset( $flashvars['photo_id'] ) ) {
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continue;
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}
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$code_atts = array( 'video' => $flashvars['photo_id'], );
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if ( isset( $flashvars['flickr_show_info_box'] ) && 'true' == $flashvars['flickr_show_info_box'] ) {
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$code_atts['show_info'] = 'true';
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}
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if ( ! empty( $flashvars['photo_secret'] ) ) {
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$code_atts['secret'] = $flashvars['photo_secret'];
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}
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if ( ! empty( $params['width']['value'] ) ) {
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$code_atts['w'] = (int) $params['width']['value'];
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}
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if ( ! empty( $params['height']['value'] ) ) {
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$code_atts['h'] = (int) $params['height']['value'];
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}
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$code = '[flickr';
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foreach ( $code_atts as $k => $v ) {
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$code .= " $k=$v";
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}
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$code .= ']';
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$content = str_replace( $match[0], $code, $content );
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/** This action is documented in modules/shortcodes/youtube.php */
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do_action( 'jetpack_embed_to_shortcode', 'flickr_video', $flashvars['photo_id'] );
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}
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}
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return $content;
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}
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add_filter( 'pre_kses', 'flickr_embed_to_shortcode' );
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function flickr_shortcode_handler( $atts ) {
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$atts = shortcode_atts(
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array(
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'video' => 0,
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'photo' => 0,
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'show_info' => 0,
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'w' => 400,
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'h' => 300,
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'secret' => 0,
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'size' => 0,
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), $atts, 'flickr'
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);
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if ( ! empty( $atts['video'] ) ) {
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$showing = 'video';
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$src = $atts['video'];
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} elseif ( ! empty( $atts['photo'] ) ) {
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$showing = 'photo';
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$src = $atts['photo'];
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} else {
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return '';
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}
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if ( is_ssl() ) {
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$src = str_replace( 'http://', 'https://', $src );
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}
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if ( 'video' === $showing ) {
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if ( ! is_numeric( $src ) && ! preg_match( '~^(https?:)?//([\da-z\-]+\.)*?((static)?flickr\.com|flic\.kr)/.*~i', $src ) ) {
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return '';
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}
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if ( preg_match( '!photos/(([0-9a-zA-Z-_]+)|([0-9]+@N[0-9]+))/([0-9]+)/?$!', $src, $m ) ) {
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$atts['photo_id'] = $m[4];
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} else {
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$atts['photo_id'] = $atts['video'];
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}
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if ( ! isset( $atts['show_info'] ) || in_array( $atts['show_info'], array( 'yes', 'true' ) ) ) {
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$atts['show_info'] = 'true';
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} elseif ( in_array( $atts['show_info'], array( 'false', 'no' ) ) ) {
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$atts['show_info'] = 'false';
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}
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if ( isset( $atts['secret'] ) ) {
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$atts['secret'] = preg_replace( '![^\w]+!i', '', $atts['secret'] );
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}
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return flickr_shortcode_video_markup( $atts );
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} elseif ( 'photo' == $showing ) {
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if ( ! preg_match( '~^(https?:)?//([\da-z\-]+\.)*?((static)?flickr\.com|flic\.kr)/.*~i', $src ) ) {
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return '';
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}
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$src = sprintf( '%s/player/', untrailingslashit( $src ) );
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return sprintf( '<iframe src="%s" height="%s" width="%s" frameborder="0" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe>', esc_url( $src ), esc_attr( $atts['h'] ), esc_attr( $atts['w'] ) );
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}
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return false;
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}
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function flickr_shortcode_video_markup( $atts ) {
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$atts = array_map( 'esc_attr', $atts );
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$http = ( is_ssl() ) ? 'https://' : 'http://';
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$photo_vars = "photo_id=$atts[photo_id]";
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if ( isset( $atts['secret'] ) ) {
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$photo_vars .= "&photo_secret=$atts[secret]";
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}
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return <<<EOD
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<object type="application/x-shockwave-flash" width="$atts[w]" height="$atts[h]" data="{$http}www.flickr.com/apps/video/stewart.swf?v=1.161" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"> <param name="flashvars" value="$photo_vars&flickr_show_info_box=$atts[show_info]"></param><param name="movie" value="{$http}www.flickr.com/apps/video/stewart.swf?v=1.161"></param><param name="bgcolor" value="#000000"></param><param name="allowFullScreen" value="true"></param><param name="wmode" value="opaque"></param><embed type="application/x-shockwave-flash" src="{$http}www.flickr.com/apps/video/stewart.swf?v=1.161" bgcolor="#000000" allowfullscreen="true" flashvars="$photo_vars&flickr_show_info_box=$atts[show_info]" wmode="opaque" height="$atts[h]" width="$atts[w]"></embed></object>
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EOD;
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}
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add_shortcode( 'flickr', 'flickr_shortcode_handler' );
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// Override core's Flickr support because Flickr oEmbed doesn't support web embeds
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wp_embed_register_handler( 'flickr', '#https?://(www\.)?flickr\.com/.*#i', 'jetpack_flickr_oembed_handler' );
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function jetpack_flickr_oembed_handler( $matches, $attr, $url ) {
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// Legacy slideshow embeds end with /show/
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// e.g. http://www.flickr.com/photos/yarnaholic/sets/72157615194738969/show/
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if ( '/show/' !== substr( $url, -strlen( '/show/' ) ) ) {
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// These lookups need cached, as they don't use WP_Embed (which caches)
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$cache_key = md5( $url . serialize( $attr ) );
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$cache_group = 'oembed_flickr';
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$html = wp_cache_get( $cache_key, $cache_group );
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if ( false === $html ) {
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$html = _wp_oembed_get_object()->get_html( $url, $attr );
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wp_cache_set( $cache_key, $html, $cache_group, 60 * MINUTE_IN_SECONDS );
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}
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return $html;
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}
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return flickr_shortcode_handler( array( 'photo' => $url ) );
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}
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