Returns back an array (suitable for FAPI) of the available themes in the system.

File

modules/system/system.module, line 2019

Code

function system_get_available_themes() {
  $rtn = array();

  // First, search for themes in our core folder.  Themes must have a .info file which matches
  // their folder name, just like modules.
  $theme_dirs = array();
  $theme_dirs [] = array("start" => "themes", "type" => t("Core"));
  $theme_dirs [] = array("start" => "custom/themes", "type" => t("Custom"));

  foreach ($theme_dirs as $theme_dir) {
    $start_dir = $theme_dir ["start"];
    $type_dir = $theme_dir ['type'];

    if ($dh = @opendir($start_dir)) {

      $dir_files = scandir($start_dir);
      foreach ($dir_files as $file) {
        if ($file == "." || $file == "..") {
          continue;
        }

        if (is_dir($start_dir . "/" . $file)) {

          // Okay, now look inside and see if there is a .info file.
          if (file_exists("$start_dir/$file/$file.info")) {
            $theme = $file;
            $info_contents = file_get_contents("$start_dir/$file/$file.info");

            // From the info_contents variable, split up and place into an array.
            $info_details_array = array("name" => t("Name Not Set.  Configure theme's .info file."), "path" => "", "module" => "",
              "schema" => "", "core" => "", "description" => "",
              "requires" => "", "version" => "",
              "required" => "",);

            $lines = explode("\n", $info_contents);
            foreach ($lines as $line) {
              if (trim($line) == "") {
                continue;
              }
              $temp = explode("=", trim($line));
              $info_details_array [trim($temp [0])] = trim(substr($line, strlen($temp [0]) + 1));
            }

            $path = "$start_dir/$file";

            $rtn [$path] = $info_details_array ['name'] . "<div style='font-size: 0.8em; font-style: italic; padding-left: 40px;'>{$info_details_array ['description']}
                                                          <br>(Type: $type_dir  &nbsp; &nbsp; Location: $path)</div>";

          } // if file_exists
        } //if is_dir
      } //foreach dir_files as $file
    } // if we can opendir
  } // foreach theme_dirs as theme_dir




  return $rtn;
}