class RequirementsException in Drupal 8

Defines an exception thrown when a migration does not meet the requirements.

Hierarchy

• class \Drupal\migrate\Exception\RequirementsException extends \Drupal\migrate\Exception\RuntimeException

See also

\Drupal\migrate\Plugin\RequirementsInterface

27 files declare their use of RequirementsException

CheckRequirementsTest.php in core/modules/migrate/tests/src/Unit/Plugin/migrate/destination/CheckRequirementsTest.php

CredentialForm.php in core/modules/migrate_drupal_ui/src/Form/CredentialForm.php

D6NodeDeriver.php in core/modules/node/src/Plugin/migrate/D6NodeDeriver.php

D7NodeDeriver.php in core/modules/node/src/Plugin/migrate/D7NodeDeriver.php

D7TaxonomyTermDeriver.php in core/modules/taxonomy/src/Plugin/migrate/D7TaxonomyTermDeriver.php

... See full list

File

core/modules/migrate/src/Exception/RequirementsException.php, line 12

Namespace

Drupal\migrate\Exception

class RequirementsException extends \RuntimeException {

  /**
   * The missing requirements.
   *
   * @var array
   */
  protected $requirements;

  /**
   * Constructs a new RequirementsException instance.
   *
   * @param string $message
   *   (optional) The Exception message to throw.
   * @param array $requirements
   *   (optional) The missing requirements.
   * @param int $code
   *   (optional) The Exception code.
   * @param \Exception $previous
   *   (optional) The previous exception used for the exception chaining.
   */
  public function __construct($message = "", array $requirements = [], $code = 0, Exception $previous = NULL) {
    parent::__construct($message, $code, $previous);
    $this->requirements = $requirements;
  }

  /**
   * Get an array of requirements.
   *
   * @return array
   *   The requirements.
   */
  public function getRequirements() {
    return $this->requirements;
  }

  /**
   * Get the requirements as a string.
   *
   * @return string
   *   A formatted requirements string.
   */
  public function getRequirementsString() {
    $output = '';
    foreach ($this->requirements as $requirement_type => $requirements) {
      if (!is_array($requirements)) {
        $requirements = [
          $requirements,
        ];
      }
      foreach ($requirements as $value) {
        $output .= "{$requirement_type}: {$value}. ";
      }
    }
    return trim($output);
  }

}