Subversion-Projekte lars-tiefland.php_share

<?php

/*

 * This file is part of the symfony package.

 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

/**

 * sfValidatorErrorSchema represents a validation schema error.

 *

 * @package    symfony

 * @subpackage validator

 * @author     Fabien Potencier <fabien.potencier@symfony-project.com>

 * @version    SVN: $Id: sfValidatorErrorSchema.class.php 22446 2009-09-26 07:55:47Z fabien $

 */

class sfValidatorErrorSchema extends sfValidatorError implements ArrayAccess, Iterator, Countable

{

  protected

    $errors       = array(),

    $globalErrors = array(),

    $namedErrors  = array(),

    $count        = 0;

  /**

   * Constructor.

   *

   * @param sfValidatorBase $validator  An sfValidatorBase instance

   * @param array           $errors     An array of errors

   */

  public function __construct(sfValidatorBase $validator, $errors = array())

  {

    $this->validator = $validator;

    $this->arguments = array();

    // override default exception message and code

    $this->code    = '';

    $this->message = '';

    $this->addErrors($errors);

  }

  /**

   * Adds an error.

   *

   * This method merges sfValidatorErrorSchema errors with the current instance.

   *

   * @param sfValidatorError $error  An sfValidatorError instance

   * @param string           $name   The error name

   *

   * @return sfValidatorErrorSchema The current error schema instance

   */

  public function addError(sfValidatorError $error, $name = null)

  {

    if (null === $name || is_integer($name))

    {

      if ($error instanceof sfValidatorErrorSchema)

      {

        $this->addErrors($error);

      }

      else

      {

        $this->globalErrors[] = $error;

        $this->errors[] = $error;

      }

    }

    else

    {

      if (!isset($this->namedErrors[$name]) && !$error instanceof sfValidatorErrorSchema)

      {

        $this->namedErrors[$name] = $error;

        $this->errors[$name] = $error;

      }

      else

      {

        if (!isset($this->namedErrors[$name]))

        {

          $this->namedErrors[$name] = new sfValidatorErrorSchema($error->getValidator());

          $this->errors[$name] = new sfValidatorErrorSchema($error->getValidator());

        }

        else if (!$this->namedErrors[$name] instanceof sfValidatorErrorSchema)

        {

          $current = $this->namedErrors[$name];

          $this->namedErrors[$name] = new sfValidatorErrorSchema($current->getValidator());

          $this->errors[$name] = new sfValidatorErrorSchema($current->getValidator());

          $method = $current instanceof sfValidatorErrorSchema ? 'addErrors' : 'addError';

          $this->namedErrors[$name]->$method($current);

          $this->errors[$name]->$method($current);

        }

        $method = $error instanceof sfValidatorErrorSchema ? 'addErrors' : 'addError';

        $this->namedErrors[$name]->$method($error);

        $this->errors[$name]->$method($error);

      }

    }

    $this->updateCode();

    $this->updateMessage();

    return $this;

  }

  /**

   * Adds an array of errors.

   *

   * @param array $errors  An array of sfValidatorError instances

   *

   * @return sfValidatorErrorSchema The current error schema instance

   */

  public function addErrors($errors)

  {

    if ($errors instanceof sfValidatorErrorSchema)

    {

      foreach ($errors->getGlobalErrors() as $error)

      {

        $this->addError($error);

      }

      foreach ($errors->getNamedErrors() as $name => $error)

      {

        $this->addError($error, (string) $name);

      }

    }

    else

    {

      foreach ($errors as $name => $error)

      {

        $this->addError($error, $name);

      }

    }

    return $this;

  }

  /**

   * Gets an array of all errors

   *

   * @return array An array of sfValidatorError instances

   */

  public function getErrors()

  {

    return $this->errors;

  }

  /**

   * Gets an array of all named errors

   *

   * @return array An array of sfValidatorError instances

   */

  public function getNamedErrors()

  {

    return $this->namedErrors;

  }

  /**

   * Gets an array of all global errors

   *

   * @return array An array of sfValidatorError instances

   */

  public function getGlobalErrors()

  {

    return $this->globalErrors;

  }

  /**

   * @see sfValidatorError

   */

  public function getValue()

  {

    return null;

  }

  /**

   * @see sfValidatorError

   */

  public function getArguments($raw = false)

  {

    return array();

  }

  /**

   * @see sfValidatorError

   */

  public function getMessageFormat()

  {

    return '';

  }

  /**

   * Returns the number of errors (implements the Countable interface).

   *

   * @return int The number of array

   */

  public function count()

  {

    return count($this->errors);

  }

  /**

   * Reset the error array to the beginning (implements the Iterator interface).

   */

  public function rewind()

  {

    reset($this->errors);

    $this->count = count($this->errors);

  }

  /**

   * Get the key associated with the current error (implements the Iterator interface).

   *

   * @return string The key

   */

  public function key()

  {

    return key($this->errors);

  }

  /**

   * Returns the current error (implements the Iterator interface).

   *

   * @return mixed The escaped value

   */

  public function current()

  {

    return current($this->errors);

  }

  /**

   * Moves to the next error (implements the Iterator interface).

   */

  public function next()

  {

    next($this->errors);

    --$this->count;

  }

  /**

   * Returns true if the current error is valid (implements the Iterator interface).

   *

   * @return boolean The validity of the current element; true if it is valid

   */

  public function valid()

  {

    return $this->count > 0;

  }

  /**

   * Returns true if the error exists (implements the ArrayAccess interface).

   *

   * @param  string $name  The name of the error

   *

   * @return bool true if the error exists, false otherwise

   */

  public function offsetExists($name)

  {

    return isset($this->errors[$name]);

  }

  /**

   * Returns the error associated with the name (implements the ArrayAccess interface).

   *

   * @param  string $name  The offset of the value to get

   *

   * @return sfValidatorError A sfValidatorError instance

   */

  public function offsetGet($name)

  {

    return isset($this->errors[$name]) ? $this->errors[$name] : null;

  }

  /**

   * Throws an exception saying that values cannot be set (implements the ArrayAccess interface).

   *

   * @param string $offset  (ignored)

   * @param string $value   (ignored)

   *

   * @throws LogicException

   */

  public function offsetSet($offset, $value)

  {

    throw new LogicException('Unable update an error.');

  }

  /**

   * Impossible to call because this is an exception!

   *

   * @param string $offset  (ignored)

   */

  public function offsetUnset($offset)

  {

  }

  /**

   * Updates the exception error code according to the current errors.

   */

  protected function updateCode()

  {

    $this->code = implode(' ', array_merge(

      array_map(create_function('$e', 'return $e->getCode();'), $this->globalErrors),

      array_map(create_function('$n,$e', 'return $n.\' [\'.$e->getCode().\']\';'), array_keys($this->namedErrors), array_values($this->namedErrors))

    ));

  }

  /**

   * Updates the exception error message according to the current errors.

   */

  protected function updateMessage()

  {

    $this->message = implode(' ', array_merge(

      array_map(create_function('$e', 'return $e->getMessage();'), $this->globalErrors),

      array_map(create_function('$n,$e', 'return $n.\' [\'.$e->getMessage().\']\';'), array_keys($this->namedErrors), array_values($this->namedErrors))

    ));

  }

  /**

   * Serializes the current instance.

   *

   * @return string The instance as a serialized string

   */

  public function serialize()

  {

    return serialize(array($this->validator, $this->arguments, $this->code, $this->message, $this->errors, $this->globalErrors, $this->namedErrors));

  }

  /**

   * Unserializes a sfValidatorError instance.

   *

   * @param string $serialized  A serialized sfValidatorError instance

   *

   */

  public function unserialize($serialized)

  {

    list($this->validator, $this->arguments, $this->code, $this->message, $this->errors, $this->globalErrors, $this->namedErrors) = unserialize($serialized);

  }

}