+ /**
+ * Save the custom theme if the user uploaded one.
+ *
+ * @return mixed custom theme name, if succesful, or null if no theme upload.
+ * @throws ClientException for invalid theme archives
+ * @throws ServerException if trouble saving the theme files
+ */
+
+ function saveCustomTheme()
+ {
+ if (common_config('theme_upload', 'enabled') &&
+ $_FILES['design_upload_theme']['error'] == UPLOAD_ERR_OK) {
+
+ $upload = ThemeUploader::fromUpload('design_upload_theme');
+ $basedir = common_config('local', 'dir');
+ if (empty($basedir)) {
+ $basedir = INSTALLDIR . '/local';
+ }
+ $name = 'custom'; // @todo allow multiples, custom naming?
+ $outdir = $basedir . '/theme/' . $name;
+ $upload->extract($outdir);
+ return $name;
+ } else {
+ return null;
+ }
+ }
+