Ticket #23572: 23572-html.diff

wp-includes/media.php

@@ -887 +887 @@
         }
 
         $library = apply_filters( 'wp_audio_shortcode_library', 'mediaelement' );
-        if ( 'mediaelement' === $library ) {
+        if ( 'mediaelement' === $library && did_action( 'init' ) ) {
                 wp_enqueue_style( 'wp-mediaelement' );
                 wp_enqueue_script( 'wp-mediaelement' );
         }
@@ -994 +994 @@
         }
 
         $library = apply_filters( 'wp_video_shortcode_library', 'mediaelement' );
-        if ( 'mediaelement' === $library ) {
+        if ( 'mediaelement' === $library && did_action( 'init' ) ) {
                 wp_enqueue_style( 'wp-mediaelement' );
                 wp_enqueue_script( 'wp-mediaelement' );
         }
@@ -1828 +1828 @@
 }
 
 /**
- * Extract the srcs from the post's [{media type}] <source>s
+ * Extract and parse {media type} shortcodes or srcs from the passed content
  *
  * @since 3.6.0
  *
+ * @param string $type Type of media: audio or video
  * @param string $content A string which might contain media data.
+ * @param boolean $html Whether to return HTML or URLs
  * @param boolean $remove Whether to remove the found URL from the passed content.
- * @return array A list of lists. Each item has a list of sources corresponding
- *              to a [{media type}]'s primary src and specified fallbacks
+ * @return array A list of parsed shortcodes or extracted srcs
  */
-function get_content_media( $type, &$content, $remove = false ) {
-        $src = '';
+function get_content_media( $type, &$content, $html = true, $remove = false ) {
         $items = array();
         $matches = array();
 
         if ( preg_match_all( '/' . get_shortcode_regex() . '/s', $content, $matches, PREG_SET_ORDER ) && ! empty( $matches ) ) {
                 foreach ( $matches as $shortcode ) {
                         if ( $type === $shortcode[2] ) {
-                                $srcs = array();
                                 $count = 1;
                                 if ( $remove )
-                                        $content = str_replace( $shortcode[0], '', $content, $count );
-
-                                $item = do_shortcode_tag( $shortcode );
-                                preg_match_all( '#src=[\'"](.+?)[\'"]#is', $item, $src, PREG_SET_ORDER );
-                                if ( ! empty( $src ) ) {
-                                        foreach ( $src as $s )
-                                                $srcs[] = $s[1];
+                                        $content =& str_replace( $shortcode[0], '', $content, $count );
 
-                                        $items[] = array_values( array_unique( $srcs ) );
-                                }
+                                $items[] = do_shortcode_tag( $shortcode );
                         }
                 }
         }
-        return $items;
+
+        if ( $html )
+                return $items;
+
+        $src = '';
+        $data = array();
+
+        foreach ( $items as $item ) {
+                preg_match_all( '#src=[\'"](.+?)[\'"]#is', $item, $src, PREG_SET_ORDER );
+                if ( ! empty( $src ) ) {
+                        $srcs = array();
+                        foreach ( $src as $s )
+                                $srcs[] = $s[1];
+
+                        $data[] = array_values( array_unique( $srcs ) );
+                }
+        }
+
+        return $data;
 }
 
 /**
@@ -1870 +1880 @@
  *
  * @since 3.6.0
  *
+ * @param string $type Type of media: audio or video
  * @param string $content A string which might contain media data.
  * @param boolean $remove Whether to remove the found URL from the passed content.
+ * @param int $limit Optional. The number of galleries to return
  * @return array A list of found HTML media embeds and possibly a URL by itself
  */
-function get_embedded_media( $type, &$content, $remove = false ) {
+function get_embedded_media( $type, &$content, $remove = false, $limit = 0 ) {
         $html = array();
         $matches = '';
 
@@ -1884 +1896 @@
                         if ( $remove )
                                 $content = str_replace( $matches[0], '', $content );
 
-                        return $html;
+                        if ( $limit > 0 && count( $html ) >= $limit )
+                                break;
                 }
         }
 
+        if ( ! empty( $html ) && count( $html ) >= $limit )
+                return $html;
+
         $lines = explode( "\n", trim( $content ) );
         $line = trim( array_shift( $lines  ) );
 
@@ -1901 +1917 @@
 }
 
 /**
- * Extract the srcs from the post's [audio] <source>s
+ * Extract the HTML or <source> srcs from the content's [audio]
  *
  * @since 3.6.0
  *
  * @param string $content A string which might contain audio data.
+ * @param boolean $html Whether to return HTML or URLs
  * @param boolean $remove Whether to remove the found URL from the passed content.
- * @return array A list of lists. Each item has a list of sources corresponding
- *              to a [audio]'s primary src and specified fallbacks
+ * @return array A list of lists. Each item has a list of HTML or srcs corresponding
+ *              to an [audio]'s HTML or primary src and specified fallbacks
  */
-function get_content_audio( &$content, $remove = false ) {
-        return get_content_media( 'audio', $content, $remove );
+function get_content_audio( &$content, $html = true, $remove = false ) {
+        return get_content_media( 'audio', $content, $html, $remove );
 }
 
 /**
@@ -1929 +1946 @@
 }
 
 /**
- * Extract the srcs from the post's [video] <source>s
+ * Extract the HTML or <source> srcs from the content's [video]
  *
  * @since 3.6.0
  *
  * @param string $content A string which might contain video data.
+ * @param boolean $html Whether to return HTML or URLs
  * @param boolean $remove Whether to remove the found URL from the passed content.
- * @return array A list of lists. Each item has a list of sources corresponding
- *              to a [video]'s primary src and specified fallbacks
+ * @return array A list of lists. Each item has a list of HTML or srcs corresponding
+ *              to a [video]'s HTML or primary src and specified fallbacks
  */
-function get_content_video( &$content, $remove = false ) {
-        return get_content_media( 'video', $content, $remove );
+function get_content_video( &$content, $html = true, $remove = false ) {
+        return get_content_media( 'video', $content, $html, $remove );
 }
 
 /**
@@ -2001 +2019 @@
 wp_embed_register_handler( 'wp_video_embed', '#https?://.+?\.(' . join( '|', wp_get_video_extensions() ) . ')#i', apply_filters( 'wp_video_embed_handler', 'wp_video_embed' ), 9999 );
 
 /**
+ * Return suitable HTML code for output based on the content related to the global $post
+ * If found, remove the content from the @global $post's post_content field
+ *
+ * @since 3.6.0
+ *
+ * @param string $type Required. 'audio' or 'video'
+ * @return string
+ */
+function get_the_media( $type ) {
+        $post =& get_post();
+        if ( empty( $post ) )
+                return '';
+
+        $count = 1;
+
+        if ( has_post_format( $type ) ) {
+                $meta = get_post_format_meta( $post->ID );
+                if ( ! empty( $meta['media'] ) ) {
+                        if ( is_numeric( $meta['media'] ) ) {
+                                $url = wp_get_attachment_url( $meta['media'] );
+                                $shortcode = sprintf( '[%s src="%s"]', $type, $url );
+                        } elseif ( preg_match( '/' . get_shortcode_regex() . '/s', $meta['media'] ) ) {
+                                $shortcode = $meta['media'];
+                        } elseif ( preg_match( '#<[^>]+>#', $meta['media'] ) ) {
+                                return $meta['media'];
+                        } elseif ( 0 === strpos( $meta['media'], 'http' ) ) {
+                                $post->post_content = str_replace( $meta['media'], '', $post->post_content, $count );
+                                setup_postdata( $post );
+                                $shortcode = sprintf( '[%s src="%s"]', $type, $meta['media'] );
+                        }
+
+                        if ( ! empty( $shortcode ) )
+                                return do_shortcode( $shortcode );
+                }
+        }
+
+        $medias = call_user_func( 'get_attached_' . $type );
+        if ( ! empty( $medias ) ) {
+                $media = reset( $medias );
+                $url = wp_get_attachment_url( $media->ID );
+                $shortcode = sprintf( '[%s src="%s"]', $type, $url );
+                return do_shortcode( $shortcode );
+        }
+
+        // these functions expected a reference, not a value
+        $content =& $post->post_content;
+
+        $htmls = get_content_media( $type, $content, true, true );
+        if ( ! empty( $htmls ) ) {
+                $html = reset( $htmls );
+                $post->post_content = $content;
+                setup_postdata( $post );
+                return $html;
+        }
+
+        $embeds = get_embedded_media( $type, $content, true, 1 );
+        if ( ! empty( $embeds ) ) {
+                $embed = reset( $embeds );
+                $post->post_content = $content;
+                setup_postdata( $post );
+                if ( 0 === strpos( $embed, 'http' ) ) {
+                        $shortcode = sprintf( '[%s src="%s"]', $type, $embed );
+                        return do_shortcode( $shortcode );
+                } else {
+                        return $embed;
+                }
+        }
+
+        return '';
+}
+
+/**
+ * Output the first video in the current (@global) post's content
+ *
+ * @since 3.6.0
+ *
+ */
+function the_video() {
+        echo get_the_media( 'video' );
+}
+/**
+ * Output the first audio  in the current (@global) post's content
+ *
+ * @since 3.6.0
+ *
+ */
+function the_audio() {
+        echo get_the_media( 'audio' );
+}
+
+/**
  * Retrieve images attached to the passed post
  *
  * @since 3.6.0
@@ -2033 +2142 @@
 }
 
 /**
- * Check the content blob for image srcs
+ * Check the content blob for images or image srcs
  *
  * @since 3.6.0
  *
  * @param string $content A string which might contain image data.
+ * @param boolean $html Whether to return HTML or URLs
  * @param boolean $remove Whether to remove the found data from the passed content.
  * @param int $limit Optional. The number of image srcs to return
- * @return array The found image srcs
+ * @return array The found images or srcs
  */
-function get_content_images( &$content, $remove = false, $limit = 0 ) {
-        $src = '';
-        $srcs = array();
+function get_content_images( &$content, $html = true, $remove = false, $limit = 0 ) {
         $matches = array();
+        $tags = array();
+        $captions = array();
 
         if ( $remove && preg_match_all( '/' . get_shortcode_regex() . '/s', $content, $matches, PREG_SET_ORDER ) && ! empty( $matches ) ) {
-                $captions = array();
                 foreach ( $matches as $shortcode ) {
                         if ( 'caption' === $shortcode[2] )
                                 $captions[] = $shortcode[0];
@@ -2068 +2177 @@
                                 $content = str_replace( $tag[0], '', $content, $count );
                         }
 
-                        preg_match( '#src=[\'"](.+?)[\'"]#is', $tag[0], $src );
-                        if ( ! empty( $src[1] ) ) {
-                                $srcs[] = $src[1];
-                                if ( $limit > 0 && count( $srcs ) >= $limit )
-                                        break;
-                        }
+                        $tags[] = $tag[0];
+
+                        if ( $limit > 0 && count( $tags ) >= $limit )
+                                break;
+                }
+        }
+
+        if ( $html )
+                return $tags;
+
+        $src = '';
+        $srcs = array();
+
+        foreach ( $tags as $tag ) {
+                preg_match( '#src=[\'"](.+?)[\'"]#is', $tag, $src );
+                if ( ! empty( $src[1] ) ) {
+                        $srcs[] = $src[1];
+                        if ( $limit > 0 && count( $srcs ) >= $limit )
+                                break;
                 }
         }
 
@@ -2081 +2203 @@
 }
 
 /**
- * Check the content blob for image srcs and return the first
+ * Check the content blob for images or srcs and return the first
  *
  * @since 3.6.0
  *
  * @param string $content A string which might contain image data.
+ * @param boolean $html Whether to return HTML or URLs
  * @param boolean $remove Whether to remove the found data from the passed content.
  * @return string The found data
  */
-function get_content_image( &$content, $remove = false ) {
-        $srcs = get_content_images( $content, $remove, 1 );
+function get_content_image( &$content, $html = true, $remove = false ) {
+        $srcs = get_content_images( $content, $html, $remove, 1 );
         if ( empty( $srcs ) )
                 return '';
 
@@ -2205 +2328 @@
                 return array();
 
         return $gallery['src'];
+}
+
+/**
+ * Output the first image in the current (@global) post's content
+ *
+ * @since 3.6.0
+ *
+ * @param string $attached_size If an attached image is found, the size to display it.
+ */
+function the_image( $attached_size = 'full' ) {
+        $post =& get_post();
+        if ( empty( $post ) )
+                return '';
+
+        $medias = get_attached_images();
+        if ( ! empty( $medias ) ) {
+                $media = reset( $medias );
+                $sizes = get_intermediate_image_sizes();
+
+                $urls = array();
+                foreach ( $sizes as $size ) {
+                        $urls[] = reset( wp_get_attachment_image_src( $media->ID, $size ) );
+                        $urls[] = get_attachment_link( $media->ID );
+                }
+
+                $count = 1;
+                $matches = array();
+                $content =& $post->post_content;
+
+                if ( preg_match_all( '/' . get_shortcode_regex() . '/s', $content, $matches, PREG_SET_ORDER ) && ! empty( $matches ) ) {
+                        foreach ( $matches as $shortcode ) {
+                                if ( 'caption' === $shortcode[2] ) {
+                                        foreach ( $urls as $url ) {
+                                                if ( strstr( $shortcode[0], $url ) )
+                                                        $content = str_replace( $shortcode[0], '', $content, $count );
+                                        }
+                                }
+                        }
+                }
+
+                foreach ( array( 'a', 'img' ) as $tag ) {
+                        if ( preg_match_all( '#' . get_tag_regex( $tag ) . '#', $content, $matches, PREG_SET_ORDER ) && ! empty( $matches ) ) {
+                                foreach ( $matches as $match ) {
+                                        foreach ( $urls as $url ) {
+                                                if ( strstr( $match[0], $url ) )
+                                                        $content = str_replace( $match[0], '', $content, $count );
+                                        }
+                                }
+                        }
+                }
+
+                $post->post_content = $content;
+                setup_postdata( $post );
+
+                echo wp_get_attachment_image( $media->ID, $attached_size );
+                return;
+        }
+
+        $content =& $post->post_content;
+        $htmls = get_content_images( $content, true, true, 1 );
+        if ( ! empty( $htmls ) ) {
+                $html = reset( $htmls );
+                $post->post_content = $content;
+                setup_postdata( $post );
+                echo $html;
+        }
 }
+ No newline at end of file