drush_pm_download

1. drupal
   1. 7 download.pm.inc function

Command callback. Download Drupal core or any project.

File

sites/all/modules/drush/commands/pm/download.pm.inc, line 77

Code

function drush_pm_download() {
  if (!$requests = pm_parse_arguments(func_get_args(), FALSE)) {
    $requests = array('drupal');
  }

  // Parse out project name and version.
  $requests = pm_parse_project_version($requests);

  // Get release history for each request and download the project.
  $source = drush_get_option('source', RELEASE_INFO_DEFAULT_URL);
  $restrict_to = drush_get_option('dev', FALSE) ? 'dev' : '';
  $select = drush_get_option('select', 'auto');
  $all = drush_get_option('all', FALSE);
  foreach ($requests as $name => $request) {
    $request['status url'] = $source;
    $release = release_info_fetch($request, $restrict_to, $select, $all);
    if ($release == FALSE) {
      continue;
    }

    // Determine the name of the directory that will contain the project.
    // We face here all the asymetries to make it smooth for package handlers.
    // For Drupal core: --drupal-project-rename or drupal-x.y
    if (($request['project_type'] == 'core') || 
        (($request['project_type'] == 'profile') && (drush_get_option('variant', 'full') == 'full'))) {
      // Avoid downloading core into existing core.
      if (drush_get_context('DRUSH_BOOTSTRAP_PHASE') >= DRUSH_BOOTSTRAP_DRUPAL_ROOT) {
        if (strpos(realpath(drush_get_option('destination')), DRUPAL_ROOT) !== FALSE) {
          return drush_set_error('DRUSH_PM_DOWNLOAD_TRANSLATIONS_FORBIDDEN', dt('It\'s forbidden to download !project core into an existing core.', array('!project' => $request['name'])));
        }
      }

      if ($rename = drush_get_option('drupal-project-rename', FALSE)) {
        if ($rename === TRUE) {
          $request['project_dir'] = $request['name'];
        }
        else {
          $request['project_dir'] = $rename;
        }
      }
      else {
        // Set to drupal-x.y, the expected name for .tar.gz contents.
        // Explicitly needed for cvs package handler.
        $request['project_dir'] = strtolower(strtr($release['name'], ' ', '-'));
      }
    }
    // For the other project types we want the project name. Including core
    // variant for profiles.  Note those come with drupal-x.y in the .tar.gz.
    else {
      $request['project_dir'] = $request['name'];
    }

    // Download the project to a temporary location.
    $request['base_project_path'] = drush_tempdir();
    $request['full_project_path'] = $request['base_project_path'] . '/' . $request['project_dir'];
    drush_log(dt('Downloading project !name to !dir ...', array('!name' => $request['name'], '!dir' => $request['base_project_path'])));
    if (!package_handler_download_project($request, $release)) {
      drush_log(dt('Error downloading !name', array('!name' => $request['name']), 'error'));
      continue;
    }

    // Determine the install location for the project.  User provided
    // --destination has preference.
    $destination = drush_get_option('destination');
    if (!empty($destination)) {
      $request['project_install_location'] = realpath($destination);
    }
    else {
      $request['project_install_location'] = _pm_download_destination($request['project_type']);
    }

    // If user did not provide --destination, then call the
    // download-destination-alter hook to give the chance to any commandfiles
    // to adjust the install location or abort it.
    if (empty($destination)) {
      $result = drush_command_invoke_all_ref('drush_pm_download_destination_alter', $request, $release);
      if (array_search(FALSE, $result, TRUE) !== FALSE) {
        return FALSE;
      }
    }

    // Load version control engine and detect if (the parent directory of) the
    // project install location is under a vcs.
    if (!$version_control = drush_pm_include_version_control($request['project_install_location'])) {
      continue;
    }

    $request['project_install_location'] .= '/' . $request['project_dir'];

    if ($version_control->engine == 'backup') {
      // Check if install location already exists.
      if (is_dir($request['project_install_location'])) {
        if (drush_confirm(dt('Install location !location already exists. Do you want to overwrite it?', array('!location' => $request['project_install_location'])))) {
          drush_delete_dir($request['project_install_location'], TRUE);
        }
        else {
          drush_log(dt("Skip installation of !project to !dest.", array('!project' => $request['name'], '!dest' => $request['project_install_location'])), 'warning');
          continue;
        }
      }
    }
    else {
      // Find and unlink all files but the ones in the vcs control directories.
      $skip_list = array('.', '..');
      $skip_list = array_merge($skip_list, drush_version_control_reserved_files());
      drush_scan_directory($request['project_install_location'], '/.*/', $skip_list, 'unlink', TRUE, 'filename', 0, TRUE);
    }

    // Copy the project to the install location.
    if (drush_op('_drush_recursive_copy', $request['full_project_path'], $request['project_install_location'])) {
      drush_log(dt("Project !project (!version) downloaded to !dest.", array('!project' => $request['name'], '!version' => $release['version'], '!dest' => $request['project_install_location'])), 'success');
      $request['base_project_path'] = basename($request['project_install_location']);
      $request['full_project_path'] = $request['project_install_location'];
      if ($request['project_install_location'] == DRUSH_BASE_PATH) {
        drush_log(dt("Drush successfully updated to version !version.", array('!version' => $release['version'])), 'success');
      }
      // If the version control engine is a proper vcs we also need to remove
      // orphan directories.
      if ($version_control->engine != 'backup') {
        $empty_dirs = drush_find_empty_directories($request['full_project_path'], $version_control->reserved_files());
        foreach ($empty_dirs as $empty_dir) {
          // Some VCS files are read-only on Windows (e.g., .svn/entries).
          drush_delete_dir($empty_dir, TRUE);
        }
      }

      // Post download actions.
      package_handler_post_download($request, $release);
      drush_command_invoke_all('drush_pm_post_download', $request, $release);
      $version_control->post_download($request);

      // Print release notes if --notes option is set.
      if (drush_get_option('notes') && !drush_get_context('DRUSH_PIPE')) {
        release_info_print_releasenotes(array($name . '-' . $release['version']), FALSE);
      }

      // Inform the user about available modules a/o themes in the downloaded project.
      drush_pm_extensions_in_project($request);
    }
    else {
      // We don't `return` here in order to proceed with downloading additional projects.
      drush_set_error('DRUSH_PM_DOWNLOAD_FAILED', dt("Project !project (!version) could not be downloaded to !dest.", array('!project' => $request['name'], '!version' => $release['version'], '!dest' => $request['project_install_location'])));
    }
  }
}