<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.4                                                |
 +--------------------------------------------------------------------+
 | Copyright CiviCRM LLC (c) 2004-2013                                |
 +--------------------------------------------------------------------+
 | 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) 2004-2013
 * $Id$
 *
 */

/**
 * This class assigns the current case to another client
 *
 */
class CRM_Case_Form_EditClient extends CRM_Core_Form {

  /**
   * build all the data structures needed to build the form
   *
   * @return void
   * @access public
   */
  public function preProcess() {
    $this->_contactId = CRM_Utils_Request::retrieve('cid', 'Positive', $this);
    $this->_caseId    = CRM_Utils_Request::retrieve('id', 'Positive', $this);
    $context          = CRM_Utils_Request::retrieve('context', 'String', $this);

    //get current client name.
    $this->assign('currentClientName', CRM_Contact_BAO_Contact::displayName($this->_contactId));

    //set the context.
    $url = CRM_Utils_System::url('civicrm/contact/view', "reset=1&force=1&cid={$this->_contactId}&selectedChild=case");
    if ($context == 'search') {
      $qfKey = CRM_Utils_Request::retrieve('key', 'String', $this);
      //validate the qfKey
      $urlParams = 'force=1';
      if (CRM_Utils_Rule::qfKey($qfKey)) {
        $urlParams .= "&qfKey=$qfKey";
      }
      $url = CRM_Utils_System::url('civicrm/case/search', $urlParams);
    }
    elseif ($context == 'dashboard') {
      $url = CRM_Utils_System::url('civicrm/case', 'reset=1');
    }
    elseif (in_array($context, array(
      'dashlet', 'dashletFullscreen'))) {
      $url = CRM_Utils_System::url('civicrm/dashboard', 'reset=1');
    }
    $session = CRM_Core_Session::singleton();
    $session->pushUserContext($url);
  }

  /**
   * Function to build the form
   *
   * @return None
   * @access public
   */
  public function buildQuickForm() {
    $this->add('text', 'change_client_id', ts('Select Contact'));
    $this->add('hidden', 'contact_id', '', array('id' => 'contact_id'));
    $this->addElement('submit',
      $this->getButtonName('next', 'edit_client'),
      ts('Reassign Case'),
      array(
        'class' => 'form-submit-inline',
        'onclick' => "return checkSelection( this );",
      )
    );

    $this->addElement('submit',
      $this->getButtonName('cancel', 'edit_client'),
      ts('Cancel'),
      array('class' => 'form-submit-inline')
    );

    $this->assign('contactId', $this->_contactId);
  }

  /**
   * Process the form
   *
   * @return void
   * @access public
   */
  public function postProcess() {
    $params = $this->controller->exportValues($this->_name);

    //assign case to another client.
    $mainCaseId = CRM_Case_BAO_Case::mergeCases($params['contact_id'], $this->_caseId, $this->_contactId, NULL, TRUE);

    // user context
    $url = CRM_Utils_System::url('civicrm/contact/view/case',
      "reset=1&action=view&cid={$params['contact_id']}&id={$mainCaseId[0]}&show=1"
    );
    $session = CRM_Core_Session::singleton();
    $session->pushUserContext($url);
  }
}