public function PlaceholdProvider::generateImage in Devel images provider 8

Same name and namespace in other branches

1. 7 plugins/devel_image_provider/provider/PlaceholdProvider.class.php \PlaceholdProvider::generateImage()

Image generation handler.

Overrides DevelImagesProviderBase::generateImage

File

plugins/devel_image_provider/provider/PlaceholdProvider.class.php, line 69

Placehold support class.

Class

PlaceholdProvider

Add support for placehold.it.

Code

public function generateImage($object, $field, $instance, $bundle) {
  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'];
  $extension = 'jpg';
  if (!isset($images[$extension][$min_resolution][$max_resolution]) || count($images[$extension][$min_resolution][$max_resolution]) <= DEVEL_GENERATE_IMAGE_MAX) {
    if ($tmp_file = drupal_tempnam('temporary://', 'imagefield_')) {
      $destination = $tmp_file . '.' . $extension;
      file_unmanaged_move($tmp_file, $destination, FILE_CREATE_DIRECTORY);
      $min = explode('x', $min_resolution);
      $max = explode('x', $max_resolution);
      $max[0] = $max[0] < $min[0] ? $min[0] : $max[0];
      $max[1] = $max[1] < $min[1] ? $min[1] : $max[1];
      $width = rand((int) $min[0], (int) $max[0]);
      $height = rand((int) $min[1], (int) $max[1]);
      $background_color = isset($this->settings['devel_image_provider_background_color']) ? $this->settings['devel_image_provider_background_color'] : FALSE;
      if ($background_color) {
        if (preg_match('/^#[a-f0-9]{6}$/i', $background_color)) {

          // Check for valid hex number
          $background_color = "/" . str_replace('#', '', check_plain($background_color));

          // Strip out #
        }
        else {
          $background_color = '';
        }
      }
      else {
        $background_color = '';
      }
      $text_color = isset($this->settings['devel_image_provider_text_color']) ? $this->settings['devel_image_provider_text_color'] : FALSE;
      if ($text_color) {

        // Check for valid hex number.
        if (preg_match('/^#[a-f0-9]{6}$/i', $text_color)) {

          // Strip out # character.
          $text_color = "/" . str_replace('#', '', check_plain($text_color));
        }
        else {
          $text_color = '';
        }
      }
      else {
        $text_color = '';
      }
      $include_text = isset($this->settings['devel_image_provider_include_text']) ? $this->settings['devel_image_provider_include_text'] : FALSE;
      switch ($include_text) {
        case 'custom':
          $custom_text = isset($this->settings['devel_image_provider_custom_text']) ? $this->settings['devel_image_provider_custom_text'] : '';
          break;
        case 'random':

          // Small random text as text size is depending on the image size.
          $custom_text = trim(substr(devel_create_greeking(mt_rand(1, 3)), 0, 8));
          break;
        case 'default':
        default:
          $custom_text = '';
          break;
      }
      if (!empty($custom_text)) {

        //Replace the spaces with + as per placehold.it specifications
        $custom_text = "&text=" . str_replace(' ', '+', check_plain($custom_text));
      }
      $url = "{$this->provider_base_url}/" . $width . "x" . $height . $background_color . $text_color . $custom_text;
      $method = isset($this->settings['devel_image_provider_get_method']) ? $this->settings['devel_image_provider_get_method'] : 'file_get_contents';
      $path = devel_image_provider_get_file($url, $destination, $method);
      $source = new stdClass();
      $source->uri = $path;
      $source->uid = 1;

      // TODO: randomize? Use case specific.
      $source->filemime = 'image/jpg';
      $destination_dir = $field['settings']['uri_scheme'] . '://' . $instance['settings']['file_directory'];
      file_prepare_directory($destination_dir, FILE_CREATE_DIRECTORY);
      $destination = $destination_dir . '/' . basename($path);
      $file = file_move($source, $destination, FILE_CREATE_DIRECTORY);
    }
    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;
}