drupal-civicrm/sites/all/modules/civicrm/CRM/Admin/Form/PreferencesDate.php

<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.7                                                |
 +--------------------------------------------------------------------+
 | Copyright CiviCRM LLC (c) 2004-2017                                |
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License and the CiviCRM Licensing Exception along                  |
 | with this program; if not, contact CiviCRM LLC                     |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
 */

/**
 *
 * @package CRM
 * @copyright CiviCRM LLC (c) 2004-2017
 */

/**
 * This class generates form components for Location Type.
 */
class CRM_Admin_Form_PreferencesDate extends CRM_Admin_Form {

  /**
   * Build the form object.
   */
  public function buildQuickForm() {

    parent::buildQuickForm();

    if ($this->_action & CRM_Core_Action::DELETE) {
      return;
    }

    $attributes = CRM_Core_DAO::getAttribute('CRM_Core_DAO_PreferencesDate');

    $this->applyFilter('__ALL__', 'trim');
    $name = &$this->add('text',
      'name',
      ts('Name'),
      $attributes['name'],
      TRUE
    );
    $name->freeze();

    $this->add('text', 'description', ts('Description'), $attributes['description'], FALSE);
    $this->add('text', 'start', ts('Start Offset'), $attributes['start'], TRUE);
    $this->add('text', 'end', ts('End Offset'), $attributes['end'], TRUE);

    $formatType = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_PreferencesDate', $this->_id, 'name');

    if ($formatType == 'creditCard') {
      $this->add('text', 'date_format', ts('Format'), $attributes['date_format'], TRUE);
    }
    else {
      $this->add('select', 'date_format', ts('Format'),
        array('' => ts('- default input format -')) + CRM_Core_SelectValues::getDatePluginInputFormats()
      );
      $this->add('select', 'time_format', ts('Time'),
        array('' => ts('- none -')) + CRM_Core_SelectValues::getTimeFormats()
      );
    }
    $this->addRule('start', ts('Value must be an integer.'), 'integer');
    $this->addRule('end', ts('Value must be an integer.'), 'integer');

    // add a form rule
    $this->addFormRule(array('CRM_Admin_Form_PreferencesDate', 'formRule'));
  }

  /**
   * Global validation rules for the form.
   *
   * @param array $fields
   *   Posted values of the form.
   *
   * @return array
   *   if errors then list of errors to be posted back to the form,
   *                  true otherwise
   */
  public static function formRule($fields) {
    $errors = array();

    if ($fields['name'] == 'activityDateTime' && !$fields['time_format']) {
      $errors['time_format'] = ts('Time is required for this format.');
    }

    return empty($errors) ? TRUE : $errors;
  }

  /**
   * Process the form submission.
   */
  public function postProcess() {
    if (!($this->_action & CRM_Core_Action::UPDATE)) {
      CRM_Core_Session::setStatus(ts('Preferences Date Options can only be updated'), ts('Sorry'), 'error');
      return;
    }

    // store the submitted values in an array
    $params = $this->controller->exportValues($this->_name);

    // action is taken depending upon the mode
    $dao = new CRM_Core_DAO_PreferencesDate();
    $dao->id = $this->_id;
    $dao->description = $params['description'];
    $dao->start = $params['start'];
    $dao->end = $params['end'];
    $dao->date_format = $params['date_format'];
    $dao->time_format = $params['time_format'];

    $dao->save();

    // Update dynamic js to reflect new date settings
    CRM_Core_Resources::singleton()->resetCacheCode();

    CRM_Core_Session::setStatus(ts("The date type '%1' has been saved.",
      array(1 => $params['name'])
    ), ts('Saved'), 'success');
  }

}