search_theme_directories

Source code

function search_theme_directories() {

	global $wp_theme_directories, $wp_broken_themes;

	if ( empty( $wp_theme_directories ) )

		return false;



	$theme_files = array();

	$wp_broken_themes = array();



	/* Loop the registered theme directories and extract all themes */

	foreach ( (array) $wp_theme_directories as $theme_root ) {

		$theme_loc = $theme_root;



		/* We don't want to replace all forward slashes, see Trac #4541 */

		if ( '/' != WP_CONTENT_DIR )

			$theme_loc = str_replace(WP_CONTENT_DIR, '', $theme_root);



		/* Files in the root of the current theme directory and one subdir down */

		$themes_dir = @ opendir($theme_root);



		if ( !$themes_dir )

			return false;



		while ( ($theme_dir = readdir($themes_dir)) !== false ) {

			if ( is_dir($theme_root . '/' . $theme_dir) && is_readable($theme_root . '/' . $theme_dir) ) {

				if ( $theme_dir[0] == '.' || $theme_dir == 'CVS' )

					continue;



				$stylish_dir = @opendir($theme_root . '/' . $theme_dir);

				$found_stylesheet = false;



				while ( ($theme_file = readdir($stylish_dir)) !== false ) {

					if ( $theme_file == 'style.css' ) {

						$theme_files[$theme_dir] = array( 'theme_file' => $theme_dir . '/' . $theme_file, 'theme_root' => $theme_root );

						$found_stylesheet = true;

						break;

					}

				}

				@closedir($stylish_dir);



				if ( !$found_stylesheet ) { // look for themes in that dir

					$subdir = "$theme_root/$theme_dir";

					$subdir_name = $theme_dir;

					$theme_subdirs = @opendir( $subdir );



					$found_subdir_themes = false;

					while ( ($theme_subdir = readdir($theme_subdirs)) !== false ) {

						if ( is_dir( $subdir . '/' . $theme_subdir) && is_readable($subdir . '/' . $theme_subdir) ) {

							if ( $theme_subdir[0] == '.' || $theme_subdir == 'CVS' )

								continue;



							$stylish_dir = @opendir($subdir . '/' . $theme_subdir);

							$found_stylesheet = false;



							while ( ($theme_file = readdir($stylish_dir)) !== false ) {

								if ( $theme_file == 'style.css' ) {

									$theme_files["$theme_dir/$theme_subdir"] = array( 'theme_file' => $subdir_name . '/' . $theme_subdir . '/' . $theme_file, 'theme_root' => $theme_root );

									$found_stylesheet = true;

									$found_subdir_themes = true;

									break;

								}

							}

							@closedir($stylish_dir);

						}

					}

					@closedir($theme_subdirs);

					if ( !$found_subdir_themes )

						$wp_broken_themes[$theme_dir] = array('Name' => $theme_dir, 'Title' => $theme_dir, 'Description' => __('Stylesheet is missing.'));

				}

			}

		}

		@closedir( $themes_dir );

	}

	return $theme_files;

}