Changeset 727581

Timestamp:

06/17/2013 06:00:55 PM (13 years ago)

Author:

jayarjo

Message:

Add support for oEmbeds.

Location:

rich-tax-description-editor/trunk

Files:

• main.php (modified) (5 diffs)
• readme.txt (modified) (1 diff)

rich-tax-description-editor/trunk/main.php

@@ -2 +2 @@
 /*
 Plugin Name: Rich Tax Description Editor
-Plugin URI: http://infinity-8.me
+Plugin URI: http://wordpress.org/support/plugin/rich-tax-description-editor
 Description: Turns Description field on Taxonomy pages into the full scale Rich Text Editor.
-Version: 1.1
+Version: 1.2
 Author: Davit Barbakadze
-Author URI: http://profiles.wordpress.org/jayarjo
+Author URI: http://wordpress.org/support/profile/jayarjo
 */
 
 require_once(dirname(__FILE__) . '/i8/class.Plugino.php');
 
+class RTE_Embed extends WP_Embed {
+    
+    private $rte;
+    
+    function __construct($rte) {
+        $this->rte = $rte;
+        parent::__construct();  
+    }
+    
+    function shortcode( $attr, $url = '' ) {
+        global $rte;
+
+        if ( empty( $url ) )
+            return '';
+
+        $rawattr = $attr;
+        $attr = wp_parse_args( $attr, wp_embed_defaults() );
+
+        // kses converts & into & and we need to undo this
+        // See http://core.trac.wordpress.org/ticket/11311
+        $url = str_replace( '&', '&', $url );
+
+        // Look for known internal handlers
+        ksort( $this->handlers );
+        foreach ( $this->handlers as $priority => $handlers ) {
+            foreach ( $handlers as $id => $handler ) {
+                if ( preg_match( $handler['regex'], $url, $matches ) && is_callable( $handler['callback'] ) ) {
+                    if ( false !== $return = call_user_func( $handler['callback'], $matches, $attr, $url, $rawattr ) )
+                        return apply_filters( 'embed_handler_html', $return, $url, $attr );
+                }
+            }
+        }
+
+        // Check for a cached result (stored in the post meta)
+        $cachekey = '_oembed_' . md5( $url . serialize( $attr ) );
+        if ( $this->usecache ) {
+            $cache = $this->rte->get_cache($cachekey);
+
+            // Failures are cached
+            if ( '{{unknown}}' === $cache )
+                return $this->maybe_make_link( $url );
+
+            if ( ! empty( $cache ) )
+                return apply_filters( 'embed_oembed_html', $cache, $url, $attr);
+        }
+
+        // Use oEmbed to get the HTML
+        $attr['discover'] = ( apply_filters('embed_oembed_discover', false) && author_can( $post_ID, 'unfiltered_html' ) );
+        $html = wp_oembed_get( $url, $attr );
+
+        // Cache the result
+        $cache = ( $html ) ? $html : '{{unknown}}';
+        $this->rte->set_cache($cachekey, $cache, 3600 * 24 * 7); // one day
+
+        // If there was a result, return it
+        if ( $html )
+            return apply_filters( 'embed_oembed_html', $html, $url, $attr);
+
+        // Still unknown
+        return $this->maybe_make_link( $url );
+    }
+}
+
+
 class RTE extends RTE_Plugino { 
+
+    var $rte_embed;
     
     function __construct()
@@ -20 +86 @@
             $this->warn("<strong>{$this->info['Name']}</strong> requires <strong><i>wp_editor API</i></strong>, which seems to be not available in <i>your version</i> of WordPress. Make sure that you are running at least <strong><i>version 3.3</i></strong>.<br /><br /> Plugin will <strong><i>deactivate</i></strong> itself now!"); 
         }
+        
+        $this->rte_embed = new RTE_Embed($this);
     }
     
@@ -30 +98 @@
             add_action("{$tax}_edit_form", array($this, 'a_term_edit_form'), 10, 2);
         }
+        
+        // Hack to get the [embed] shortcode to run before wpautop()
+        add_filter('term_description', array($this->rte_embed, 'run_shortcode'), 8);
 
+        // Shortcode placeholder for strip_shortcodes()
+        add_shortcode('embed', '__return_false');
+
+        // Attempts to embed all URLs in a post
+        add_filter('term_description', array($this->rte_embed, 'autoembed'), 8);
+        
         add_filter('term_description', 'do_shortcode'); 
     }
@@ -70 +147 @@
         return $description;    
     }
-
+    
+    
     // truncate term description
     function f_10_3__get_terms($terms, $taxonomies, $args)
@@ -83 +161 @@
     }
     
+    
     private function to_plain_text($text) 
     {       

rich-tax-description-editor/trunk/readme.txt

@@ -42 +42 @@
 Truncate description on listing pages.
 Process shortcodes.
+
+= 1.2 =
+Support oEmbed.