Changeset 8989 for trunk/wp-admin/includes/update.php

Timestamp:

09/26/2008 06:43:53 AM (18 years ago)

Author:

westi

Message:

Theme update UI first pass. See #7519 props DD32.

File:

• trunk/wp-admin/includes/update.php (modified) (2 diffs)

trunk/wp-admin/includes/update.php

@@ -171 +171 @@
     $result = copy_dir($working_dir, $plugins_dir);
     if ( is_wp_error($result) ) {
-        //$wp_filesystem->delete($working_dir, true); //TODO: Uncomment? This DOES mean that the new files are available in the upgrade folder if it fails.
+        $wp_filesystem->delete($working_dir, true);
         return $result;
     }
@@ -193 +193 @@
     return  $folder . '/' . $pluginfiles[0];
 }
+
+function wp_update_theme($theme, $feedback = '') {
+    global $wp_filesystem;
+
+    if ( !empty($feedback) )
+        add_filter('update_feedback', $feedback);
+
+    // Is an update available?
+    $current = get_option( 'update_themes' );
+    if ( !isset( $current->response[ $theme ] ) )
+        return new WP_Error('up_to_date', __('The theme is at the latest version.'));
+
+    $r = $current->response[ $theme ];
+    
+    $themes = get_themes();
+    foreach ( (array) $themes as $this_theme ) {
+        if ( $this_theme['Stylesheet'] == $theme ) {
+            $theme_directory = preg_replace('!^/themes/!i', '', $this_theme['Stylesheet Dir']);
+            break;
+        }
+    }
+    unset($themes);
+
+    if ( empty($theme_directory) )
+        return new WP_Error('theme_non_existant', __('Theme does not exist.'));
+
+    // Is a filesystem accessor setup?
+    if ( ! $wp_filesystem || ! is_object($wp_filesystem) )
+        WP_Filesystem();
+
+    if ( ! is_object($wp_filesystem) )
+        return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
+
+    if ( $wp_filesystem->errors->get_error_code() )
+        return new WP_Error('fs_error', __('Filesystem error'), $wp_filesystem->errors);
+
+    //Get the base plugin folder
+    $themes_dir = $wp_filesystem->wp_themes_dir();
+    if ( empty($themes_dir) )
+        return new WP_Error('fs_no_themes_dir', __('Unable to locate WordPress Theme directory.'));
+
+    //And the same for the Content directory.
+    $content_dir = $wp_filesystem->wp_content_dir();
+    if( empty($content_dir) )
+        return new WP_Error('fs_no_content_dir', __('Unable to locate WordPress Content directory (wp-content).'));
+
+    $themes_dir = trailingslashit( $themes_dir );
+    $content_dir = trailingslashit( $content_dir );
+
+    if ( empty($r->package) )
+        return new WP_Error('no_package', __('Upgrade package not available.'));
+
+    // Download the package
+    apply_filters('update_feedback', sprintf(__('Downloading update from %s'), $r['package']));
+    $download_file = download_url($r['package']);
+
+    if ( is_wp_error($download_file) )
+        return new WP_Error('download_failed', __('Download failed.'), $download_file->get_error_message());
+
+    $working_dir = $content_dir . 'upgrade/' . basename($theme_directory);
+
+    // Clean up working directory
+    if ( $wp_filesystem->is_dir($working_dir) )
+        $wp_filesystem->delete($working_dir, true);
+
+    apply_filters('update_feedback', __('Unpacking the update'));
+    // Unzip package to working directory
+    $result = unzip_file($download_file, $working_dir);
+
+    // Once extracted, delete the package
+    unlink($download_file);
+
+    if ( is_wp_error($result) ) {
+        $wp_filesystem->delete($working_dir, true);
+        return $result;
+    }
+
+    //TODO: Is theme currently active? If so, set default theme
+    /*
+    if ( is_plugin_active($plugin) ) {
+        //Deactivate the plugin silently, Prevent deactivation hooks from running.
+        apply_filters('update_feedback', __('Deactivating the plugin'));
+        deactivate_plugins($plugin, true);
+    }*/
+
+    // Remove the existing plugin.
+    apply_filters('update_feedback', __('Removing the old version of the theme'));
+    $deleted = $wp_filesystem->delete($themes_dir . $theme_directory, true);
+
+    if ( ! $deleted ) {
+        $wp_filesystem->delete($working_dir, true);
+        return new WP_Error('delete_failed', __('Could not remove the old plugin'));
+    }
+
+    apply_filters('update_feedback', __('Installing the latest version'));
+    // Copy new version of plugin into place.
+    $result = copy_dir($working_dir, $themes_dir);
+    if ( is_wp_error($result) ) {
+        $wp_filesystem->delete($working_dir, true);
+        return $result;
+    }
+
+    //Get a list of the directories in the working directory before we delete it, We need to know the new folder for the plugin
+    //$filelist = array_keys( $wp_filesystem->dirlist($working_dir) );
+
+    // Remove working directory
+    $wp_filesystem->delete($working_dir, true);
+
+    // Force refresh of plugin update information
+    delete_option('update_themes');
+
+    /*if( empty($filelist) )
+        return false; //We couldnt find any files in the working dir, therefor no plugin installed? Failsafe backup.
+
+    $folder = $filelist[0];
+    $plugin = get_plugins('/' . $folder); //Ensure to pass with leading slash
+    $pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list
+
+    return  $folder . '/' . $pluginfiles[0];*/
+}
+
 
 function wp_update_core($feedback = '') {