Changeset 6974 for trunk/wp-includes/post.php

Timestamp:

02/22/2008 05:53:47 AM (17 years ago)

Author:

ryan

Message:

Media library work from andy. see #5911

File:

• trunk/wp-includes/post.php (modified) (1 diff)

trunk/wp-includes/post.php

@@ -2303 +2303 @@
 function wp_mime_type_icon( $mime = 0 ) {
     $post_id = 0;
-    if ( is_numeric($mime) ) {
-        $mime = (int) $mime;
-        if ( !$post =& get_post( $mime ) )
-            return false;
-        $post_id = (int) $post->ID;
-        $mime = $post->post_mime_type;
-    }
-
-    if ( empty($mime) )
-        return false;
-
-    $icon_dir = apply_filters( 'icon_dir', get_template_directory() . '/images' );
-    $icon_dir_uri = apply_filters( 'icon_dir_uri', get_template_directory_uri() . '/images' );
-
-    $types = array(
-        substr($mime, 0, strpos($mime, '/')),
-        substr($mime, strpos($mime, '/') + 1),
-        str_replace('/', '_', $mime)
-    );
-
-    $exts = array('jpg', 'gif', 'png');
-
-    $src = false;
-
-    foreach ( $types as $type ) {
-        foreach ( $exts as $ext ) {
-            $src_file = "$icon_dir/$type.$ext";
-            if ( file_exists($src_file) ) {
-                $src = "$icon_dir_uri/$type.$ext";
-                break 2;
+
+    $icon = wp_cache_get('mime_type_icon');
+    
+    if ( empty($icon) ) {
+        if ( is_numeric($mime) ) {
+            $mime = (int) $mime;
+            if ( !$post =& get_post( $mime ) )
+                return false;
+            $post_id = (int) $post->ID;
+            $mime = $post->post_mime_type;
+            $ext = preg_replace('/^.+?\.([^.]+)$/', '$1', $post->guid);
+        }
+    
+        $types = array();
+    
+        if ( !empty($ext) )
+            $types[] = $ext;
+    
+        $icon_dir = apply_filters( 'icon_dir', get_template_directory() . '/images' );
+        $icon_dir_uri = apply_filters( 'icon_dir_uri', get_template_directory_uri() . '/images' );
+        $image_dir = apply_filters( 'image_dir', ABSPATH . WPINC . '/images' );
+        $image_dir_uri = apply_filters( 'image_dir', get_option('siteurl') . '/' . WPINC . '/images' );
+        $dirs = array($icon_dir => $icon_dir_uri, $image_dir => $image_dir_uri);
+    
+    
+        if ( ! empty($mime) ) {
+            $types[] = substr($mime, 0, strpos($mime, '/'));
+            $types[] = substr($mime, strpos($mime, '/') + 1);
+            $types[] = str_replace('/', '_', $mime);
+        }
+    
+        $types[] = 'default';
+    
+        $exts = array('png', 'gif', 'jpg');
+
+        foreach ( $types as $type ) {
+            foreach ( $exts as $ext ) {
+                foreach ( $dirs as $dir => $uri ) {
+                    $src_file = "$dir/$type.$ext";
+                    if ( file_exists($src_file) ) {
+                        $icon = "$uri/$type.$ext";
+                        break 3;
+                    }
+                }
             }
         }
     }
 
-    return apply_filters( 'wp_mime_type_icon', $src, $mime, $post_id ); // Last arg is 0 if function pass mime type.
+    return apply_filters( 'wp_mime_type_icon', $icon, $mime, $post_id ); // Last arg is 0 if function pass mime type.
 }