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- <?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.
- */
- /**
- * sfValidatorDate validates a date. It also converts the input value to a valid date.
- *
- * @package symfony
- * @subpackage validator
- * @author Fabien Potencier <fabien.potencier@symfony-project.com>
- * @version SVN: $Id: sfValidatorDate.class.php 13278 2008-11-23 15:04:24Z FabianLange $
- */
- class sfValidatorDate extends sfValidatorBase
- {
- /**
- * Configures the current validator.
- *
- * Available options:
- *
- * * date_format: A regular expression that dates must match
- * * with_time: true if the validator must return a time, false otherwise
- * * date_output: The format to use when returning a date (default to Y-m-d)
- * * datetime_output: The format to use when returning a date with time (default to Y-m-d H:i:s)
- * * date_format_error: The date format to use when displaying an error for a bad_format error (use date_format if not provided)
- * * max: The maximum date allowed (as a timestamp)
- * * min: The minimum date allowed (as a timestamp)
- * * date_format_range_error: The date format to use when displaying an error for min/max (default to d/m/Y H:i:s)
- *
- * Available error codes:
- *
- * * bad_format
- * * min
- * * max
- *
- * @param array $options An array of options
- * @param array $messages An array of error messages
- *
- * @see sfValidatorBase
- */
- protected function configure($options = array(), $messages = array())
- {
- $this->addMessage('bad_format', '"%value%" does not match the date format (%date_format%).');
- $this->addMessage('max', 'The date must be before %max%.');
- $this->addMessage('min', 'The date must be after %min%.');
- $this->addOption('date_format', null);
- $this->addOption('with_time', false);
- $this->addOption('date_output', 'Y-m-d');
- $this->addOption('datetime_output', 'Y-m-d H:i:s');
- $this->addOption('date_format_error');
- $this->addOption('min', null);
- $this->addOption('max', null);
- $this->addOption('date_format_range_error', 'd/m/Y H:i:s');
- }
- /**
- * @see sfValidatorBase
- */
- protected function doClean($value)
- {
- if (is_array($value))
- {
- $clean = $this->convertDateArrayToTimestamp($value);
- }
- else if ($regex = $this->getOption('date_format'))
- {
- if (!preg_match($regex, $value, $match))
- {
- throw new sfValidatorError($this, 'bad_format', array('value' => $value, 'date_format' => $this->getOption('date_format_error') ? $this->getOption('date_format_error') : $this->getOption('date_format')));
- }
- $clean = $this->convertDateArrayToTimestamp($match);
- }
- else if (!ctype_digit($value))
- {
- $clean = strtotime($value);
- if (false === $clean)
- {
- throw new sfValidatorError($this, 'invalid', array('value' => $value));
- }
- }
- else
- {
- $clean = (integer) $value;
- }
- if ($this->hasOption('max') && $clean > $this->getOption('max'))
- {
- throw new sfValidatorError($this, 'max', array('value' => $value, 'max' => date($this->getOption('date_format_range_error'), $this->getOption('max'))));
- }
- if ($this->hasOption('min') && $clean < $this->getOption('min'))
- {
- throw new sfValidatorError($this, 'min', array('value' => $value, 'min' => date($this->getOption('date_format_range_error'), $this->getOption('min'))));
- }
- return $clean === $this->getEmptyValue() ? $clean : date($this->getOption('with_time') ? $this->getOption('datetime_output') : $this->getOption('date_output'), $clean);
- }
- /**
- * Converts an array representing a date to a timestamp.
- *
- * The array can contains the following keys: year, month, day, hour, minute, second
- *
- * @param array $value An array of date elements
- *
- * @return int A timestamp
- */
- protected function convertDateArrayToTimestamp($value)
- {
- // all elements must be empty or a number
- foreach (array('year', 'month', 'day', 'hour', 'minute', 'second') as $key)
- {
- if (isset($value[$key]) && !preg_match('#^\d+$#', $value[$key]) && !empty($value[$key]))
- {
- throw new sfValidatorError($this, 'invalid', array('value' => $value));
- }
- }
- // if one date value is empty, all others must be empty too
- $empties =
- (!isset($value['year']) || !$value['year'] ? 1 : 0) +
- (!isset($value['month']) || !$value['month'] ? 1 : 0) +
- (!isset($value['day']) || !$value['day'] ? 1 : 0)
- ;
- if ($empties > 0 && $empties < 3)
- {
- throw new sfValidatorError($this, 'invalid', array('value' => $value));
- }
- else if (3 == $empties)
- {
- return $this->getEmptyValue();
- }
- if (!checkdate(intval($value['month']), intval($value['day']), intval($value['year'])))
- {
- throw new sfValidatorError($this, 'invalid', array('value' => $value));
- }
- if ($this->getOption('with_time'))
- {
- // if second is set, minute and hour must be set
- // if minute is set, hour must be set
- if (
- $this->isValueSet($value, 'second') && (!$this->isValueSet($value, 'minute') || !$this->isValueSet($value, 'hour'))
- ||
- $this->isValueSet($value, 'minute') && !$this->isValueSet($value, 'hour')
- )
- {
- throw new sfValidatorError($this, 'invalid', array('value' => $value));
- }
- $clean = mktime(
- isset($value['hour']) ? intval($value['hour']) : 0,
- isset($value['minute']) ? intval($value['minute']) : 0,
- isset($value['second']) ? intval($value['second']) : 0,
- intval($value['month']),
- intval($value['day']),
- intval($value['year'])
- );
- }
- else
- {
- $clean = mktime(0, 0, 0, intval($value['month']), intval($value['day']), intval($value['year']));
- }
- if (false === $clean)
- {
- throw new sfValidatorError($this, 'invalid', array('value' => var_export($value, true)));
- }
- return $clean;
- }
- protected function isValueSet($values, $key)
- {
- return isset($values[$key]) && !in_array($values[$key], array(null, ''), true);
- }
- /**
- * @see sfValidatorBase
- */
- protected function isEmpty($value)
- {
- if (is_array($value))
- {
- $filtered = array_filter($value);
- return empty($filtered);
- }
- return parent::isEmpty($value);
- }
- }
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