function _oa_update_get_tag in Open Atrium Core 7.2

For a module in -dev, get the latest tag if on -dev branch.

1 call to _oa_update_get_tag()

oa_update_update_projects_alter in modules/oa_update/oa_update.module

Implements hook_update_projects_alter().

File

modules/oa_update/oa_update.module, line 182

Code for the oa_update module

Code

function _oa_update_get_tag($module) {
  $file = drupal_get_path('module', $module) . '/.git/HEAD';
  if (file_exists($file) && ($contents = file_get_contents($file))) {
    for ($i = 2; $i > 0; $i--) {
      $tagprefix = '7.x-' . $i . '.';
      if (strpos($contents, $tagprefix . 'x')) {
        $tagsfile = drupal_get_path('module', $module) . '/.git/packed-refs';
        if (is_file($tagsfile) && ($tags = file_get_contents($tagsfile))) {
          $tags = array_filter(explode("\n", $tags));
          foreach ($tags as $key => $tag) {
            $pos = strpos($tag, $tagprefix);
            if (strpos($tag, $tagprefix) === FALSE || strpos($tag, $tagprefix . 'x') !== FALSE) {
              unset($tags[$key]);
            }
            else {
              $tags[$key] = substr($tag, $pos + strlen($tagprefix));
            }
          }
        }

        // Add in tagsdir files.
        $tagsdir = drupal_get_path('module', $module) . '/.git/refs/tags';
        if (is_dir($tagsdir) && ($tagsdirtags = scandir($tagsdir))) {
          foreach ($tagsdirtags as $tag) {
            if (strpos($tag, $tagprefix) === 0) {
              $tags[] = substr($tag, strlen($tagprefix));
            }
          }
        }
        sort($tags);
        if ($tags) {
          return $tagprefix . array_pop($tags);
        }
      }
    }
  }
}