function _avatar_selection_scan_images in Avatar Selection 7

Same name and namespace in other branches

1. 5.2 avatar_selection.module \_avatar_selection_scan_images()
2. 6 avatar_selection.admin.inc \_avatar_selection_scan_images()

Scan the directory for new files.

Parameters

$name: The name of the avatar(s).

$access: The permission - the value determines which user roles have rights to see the avatar.

$og: Organic group (optional).

$weight: Avatar weight to assign.

Return value

Number of images found.

1 call to _avatar_selection_scan_images()

avatar_selection_upload_form_submit in ./avatar_selection.admin.inc

Submit the image upload form in the Avatar Selection administration page.

File

./avatar_selection.admin.inc, line 24

Administrative page callbacks for the avatar_selection module.

Code

function _avatar_selection_scan_images($name, $access, $og = array(), $weight = 0) {
  $avatars = array();
  $add_count = 0;
  $delete_count = 0;
  $dir = file_build_uri('avatar_selection');
  file_prepare_directory($dir, FILE_CREATE_DIRECTORY);
  $mask = '/.*\\.(gif|GIF|Gif|jpg|JPG|Jpg|jpeg|JPEG|Jpeg|png|PNG|Png)/';
  $listings = file_scan_directory($dir, $mask);
  $result = db_select('avatar_selection', 'avs')
    ->fields('avs', array(
    'avatar',
  ))
    ->execute();
  foreach ($result as $avatar) {
    $avatars[$avatar->avatar] = $avatar->avatar;
  }

  // Search for new files.  Remove matching records from avatars array.
  foreach ($listings as $listing) {
    $filename = str_replace("{$dir}/", '', $listing->filename);
    if (in_array($filename, $avatars)) {
      unset($avatars[$filename]);
    }
    else {

      // Manage the file and add it to the avatar table.
      $file = file_save(_avatar_selection_uri_to_object($dir . '/' . $listing->filename));
      _avatar_selection_save_avatar_info(0, $filename, empty($name) ? $filename : $name, $access, $og, $weight, $file->fid);
      $add_count++;
    }
  }

  // Remove records from database where we have an avatar entry but no
  // corresponding file.
  foreach ($avatars as $avatar) {
    $file = _avatar_selection_uri_to_object($dir . '/' . $avatar, TRUE);
    avatar_selection_image_delete($file->fid);
    $delete_count++;
  }
  $count['add'] = $add_count;
  $count['delete'] = $delete_count;
  return $count;
}