function _image_devel_generate

File

devel_generate/image.devel_generate.inc, line 20

Code

function _image_devel_generate($object, $field, $instance, $bundle) {
    $object_field = array();
    static $images = array();
    $min_resolution = empty($instance['settings']['min_resolution']) ? '100x100' : $instance['settings']['min_resolution'];
    $max_resolution = empty($instance['settings']['max_resolution']) ? '600x600' : $instance['settings']['max_resolution'];
    $extensions = array_intersect(explode(' ', $instance['settings']['file_extensions']), array(
        'png',
        'gif',
        'jpg',
        'jpeg',
    ));
    $extension = array_rand(drupal_map_assoc($extensions));
    // Generate a max of 5 different images.
    if (!isset($images[$extension][$min_resolution][$max_resolution]) || count($images[$extension][$min_resolution][$max_resolution]) <= DEVEL_GENERATE_IMAGE_MAX) {
        if ($path = devel_generate_image($extension, $min_resolution, $max_resolution)) {
            $destination_dir = $field['settings']['uri_scheme'] . '://' . $instance['settings']['file_directory'];
            file_prepare_directory($destination_dir, FILE_CREATE_DIRECTORY);
            if ($uri = file_unmanaged_move($path, $destination_dir)) {
                $file = new stdClass();
                $file->fid = NULL;
                $file->uri = $uri;
                $file->filename = drupal_basename($uri);
                $file->filemime = file_get_mimetype($file->uri);
                // @todo Randomize file owner.
                $file->uid = 1;
                $file = file_save($file);
                $images[$extension][$min_resolution][$max_resolution][$file->fid] = $file;
            }
            else {
                return FALSE;
            }
        }
        else {
            return FALSE;
        }
    }
    else {
        // Select one of the images we've already generated for this field.
        $file = new stdClass();
        $file->fid = array_rand($images[$extension][$min_resolution][$max_resolution]);
    }
    $object_field['fid'] = $file->fid;
    $object_field['alt'] = devel_create_greeking(4);
    $object_field['title'] = devel_create_greeking(4);
    return $object_field;
}