Ticket #22900: hotfix.22900.diff

hotfix.php

@@ -35 +35 @@
 
         switch ( $wp_version ) {
                 case '3.5' :
-                        $hotfixes = array( '350_twentytwelve' );
+                        $hotfixes = array( '350_twentytwelve', '350_iis_http_failure' );
                         break;
                 case '3.4.2' :
                         $hotfixes = array( '342_custom_fields' );
@@ -217 +217 @@
         return wp_remote_post( $url, $args );
 }
 
+function wp_hotfix_350_iis_http_failure() {
+        add_action( 'pre_http_request', 'wp_hotfix_350_iis_http_failure_pre_http_request', 10, 3 );
+}
+
+function wp_hotfix_350_iis_http_failure_pre_http_request( $return, $args, $url ) {
+        if ( ! $args['stream'] )
+                return $return;
+        if ( $args['filename'] && @is_writable( dirname( $args['filename'] ) ) )
+                return $return;
+
+        $filename = $args['filename'] ? basename( $args['filename'] ) : basename( $url );
+
+        $temp_dir = wp_hotfix_350_iis_http_failure_get_temp_dir();
+        if ( ! $temp_dir )
+                return new WP_Error( 'http_request_failed', __( 'Destination directory for file streaming does not exist or is not writable.' ) ); // Core string
+
+        $args['filename'] = $temp_dir . $filename;
+
+        return wp_remote_request( $url, $args );
+}
+
+function wp_hotfix_350_iis_http_failure_get_temp_dir() {
+        $temp = ini_get('upload_tmp_dir');
+        if ( is_dir( $temp ) && @is_writable( $temp ) )
+                return trailingslashit( rtrim( $temp, '\\' ) );
+
+        $temp = WP_CONTENT_DIR . '/';
+        if ( is_dir( $temp ) && @is_writable( $temp ) )
+                return $temp;
+        return false;
+}
+ No newline at end of file

readme.txt

@@ -15 +15 @@
 
 * **WordPress 3.5**
         * Lets you update Twenty Twelve if it is shown as "broken" after installing 3.5
+        * Lets you update WordPress, or, install/update Themes, and Plugins on IIS7 under certain conditions
 
 * **WordPress 3.4.2**
         * Fix adding and updating Custom Fields
@@ -34 +35 @@
 Read the "Complete Hotfix List" section in the description. A later version of the plugin may list the hotfixes in a special WordPress admin page.
 
 == Changelog ==
+= 1.1 =
+* Lets you update WordPress, or, install/update Themes, and Plugins on IIS7 under certain conditions
+
 = 1.0 =
 * Lets you update Twenty Twelve if it is shown as "broken" after installing 3.5
 
@@ -93 +97 @@
 == Complete Hotfix List ==
 * **WordPress 3.5**
         * Lets you update Twenty Twelve if it is shown as "broken" after installing 3.5
+        * Lets you update WordPress, or, install/update Themes, and Plugins on IIS7 under certain conditions
 
 * **WordPress 3.4.2**
         * Fix adding and updating Custom Fields