public function ExifTagMapper::getSupportedKeys in File metadata manager 8.2

Same name and namespace in other branches

1. 8 file_mdm_exif/src/ExifTagMapper.php \Drupal\file_mdm_exif\ExifTagMapper::getSupportedKeys()

Returns a list of default metadata 'keys' supported.

Parameters

array $options: (optional) If specified, restricts the results returned. By default, all the available EXIF IFD/TAG combinations for any IFD are returned. If $options contains ['ifds' => TRUE], the supported IFDs are returned. If $options contains ['ifd' => $value], the IFD/TAG combinations supported by the IFD specified by $value are returned.

Return value

array A simple array. When returning a list of supported IFDs, each array element is a simple array with: 0 => the default string identifier of the IFD. 1 => the integer identifier of the IFD. When returning a list of supported IFD/TAGs, each array element is a simple array with: 0 => the string identifier of the IFD. 1 => the string identifier of the TAG.

Overrides ExifTagMapperInterface::getSupportedKeys

File

file_mdm_exif/src/ExifTagMapper.php, line 135

Class

ExifTagMapper

Provides a mapping service for EXIF ifds and tags.

Namespace

Drupal\file_mdm_exif

Code

public function getSupportedKeys(array $options = NULL) {
  if (isset($options['ifds'])) {
    return $this
      ->getSupportedIfdsMap();
  }
  elseif (isset($options['ifd'])) {
    return array_filter($this
      ->getSupportedKeysMap(), function ($a) use ($options) {
      return strtolower($options['ifd']) === strtolower($a[0]);
    });
  }
  else {
    return $this
      ->getSupportedKeysMap();
  }
}