<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.6                                                |
 +--------------------------------------------------------------------+
 | Copyright CiviCRM LLC (c) 2004-2015                                |
 +--------------------------------------------------------------------+
 | 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) 2004-2015
 * $Id$
 *
 */

/**
 * This class provides the functionality for batch profile update for members
 */
class CRM_Member_Form_Task_Batch extends CRM_Member_Form_Task {

  /**
   * The title of the group.
   *
   * @var string
   */
  protected $_title;

  /**
   * Maximum profile fields that will be displayed.
   */
  protected $_maxFields = 9;

  /**
   * Variable to store redirect path.
   */
  protected $_userContext;

  /**
   * Build all the data structures needed to build the form.
   *
   * @return void
   */
  public function preProcess() {
    // initialize the task and row fields
    parent::preProcess();

    //get the contact read only fields to display.
    $readOnlyFields = array_merge(array('sort_name' => ts('Name')),
      CRM_Core_BAO_Setting::valueOptions(CRM_Core_BAO_Setting::SYSTEM_PREFERENCES_NAME,
        'contact_autocomplete_options',
        TRUE, NULL, FALSE, 'name', TRUE
      )
    );
    //get the read only field data.
    $returnProperties = array_fill_keys(array_keys($readOnlyFields), 1);
    $contactDetails = CRM_Contact_BAO_Contact_Utils::contactDetails($this->_memberIds,
      'CiviMember', $returnProperties
    );
    $this->assign('contactDetails', $contactDetails);
    $this->assign('readOnlyFields', $readOnlyFields);
  }

  /**
   * Build the form object.
   *
   *
   * @return void
   */
  public function buildQuickForm() {
    $ufGroupId = $this->get('ufGroupId');

    if (!$ufGroupId) {
      CRM_Core_Error::fatal('ufGroupId is missing');
    }
    $this->_title = ts('Batch Update for Members') . ' - ' . CRM_Core_BAO_UFGroup::getTitle($ufGroupId);
    CRM_Utils_System::setTitle($this->_title);

    $this->addDefaultButtons(ts('Save'));
    $this->_fields = array();
    $this->_fields = CRM_Core_BAO_UFGroup::getFields($ufGroupId, FALSE, CRM_Core_Action::VIEW);

    // remove file type field and then limit fields
    $suppressFields = FALSE;
    $removehtmlTypes = array('File', 'Autocomplete-Select');
    foreach ($this->_fields as $name => $field) {
      if ($cfID = CRM_Core_BAO_CustomField::getKeyID($name) &&
        in_array($this->_fields[$name]['html_type'], $removehtmlTypes)
      ) {
        $suppressFields = TRUE;
        unset($this->_fields[$name]);
      }

      //fix to reduce size as we are using this field in grid
      if (is_array($field['attributes']) && $this->_fields[$name]['attributes']['size'] > 19) {
        //shrink class to "form-text-medium"
        $this->_fields[$name]['attributes']['size'] = 19;
      }
    }

    $this->_fields = array_slice($this->_fields, 0, $this->_maxFields);

    $this->addButtons(array(
        array(
          'type' => 'submit',
          'name' => ts('Update Members(s)'),
          'isDefault' => TRUE,
        ),
        array(
          'type' => 'cancel',
          'name' => ts('Cancel'),
        ),
      )
    );

    $this->assign('profileTitle', $this->_title);
    $this->assign('componentIds', $this->_memberIds);
    $fileFieldExists = FALSE;

    //load all campaigns.
    if (array_key_exists('member_campaign_id', $this->_fields)) {
      $this->_componentCampaigns = array();
      CRM_Core_PseudoConstant::populate($this->_componentCampaigns,
        'CRM_Member_DAO_Membership',
        TRUE, 'campaign_id', 'id',
        ' id IN (' . implode(' , ', array_values($this->_memberIds)) . ' ) '
      );
    }

    $customFields = CRM_Core_BAO_CustomField::getFields('Membership');
    foreach ($this->_memberIds as $memberId) {
      $typeId = CRM_Core_DAO::getFieldValue("CRM_Member_DAO_Membership", $memberId, 'membership_type_id');
      foreach ($this->_fields as $name => $field) {
        if ($customFieldID = CRM_Core_BAO_CustomField::getKeyID($name)) {
          $customValue = CRM_Utils_Array::value($customFieldID, $customFields);
          if (!empty($customValue['extends_entity_column_value'])) {
            $entityColumnValue = explode(CRM_Core_DAO::VALUE_SEPARATOR,
              $customValue['extends_entity_column_value']
            );
          }
          if ((CRM_Utils_Array::value($typeId, $entityColumnValue)) ||
            CRM_Utils_System::isNull($entityColumnValue[$typeId])
          ) {
            CRM_Core_BAO_UFGroup::buildProfile($this, $field, NULL, $memberId);
          }
        }
        else {
          // handle non custom fields
          CRM_Core_BAO_UFGroup::buildProfile($this, $field, NULL, $memberId);
        }
      }
    }

    $this->assign('fields', $this->_fields);

    // don't set the status message when form is submitted.
    $buttonName = $this->controller->getButtonName('submit');

    if ($suppressFields && $buttonName != '_qf_Batch_next') {
      CRM_Core_Session::setStatus(ts("File or Autocomplete-Select type field(s) in the selected profile are not supported for Batch Update."), ts('Unsupported Field Type'), 'error');
    }

    $this->addDefaultButtons(ts('Update Memberships'));
  }

  /**
   * Set default values for the form.
   *
   *
   * @return void
   */
  public function setDefaultValues() {
    if (empty($this->_fields)) {
      return;
    }

    $defaults = array();
    foreach ($this->_memberIds as $memberId) {
      $details[$memberId] = array();
      CRM_Core_BAO_UFGroup::setProfileDefaults(NULL, $this->_fields, $defaults, FALSE, $memberId, 'Membership');
    }

    return $defaults;
  }

  /**
   * Process the form after the input has been submitted and validated.
   *
   *
   * @return void
   */
  public function postProcess() {
    $params = $this->exportValues();
    $dates = array(
      'join_date',
      'membership_start_date',
      'membership_end_date',
    );
    if (isset($params['field'])) {
      $customFields = array();
      foreach ($params['field'] as $key => $value) {
        $ids['membership'] = $key;
        if (!empty($value['membership_source'])) {
          $value['source'] = $value['membership_source'];
        }

        if (!empty($value['membership_type'])) {
          $membershipTypeId = $value['membership_type_id'] = $value['membership_type'][1];
        }

        unset($value['membership_source']);
        unset($value['membership_type']);

        //Get the membership status
        $value['status_id'] = (CRM_Utils_Array::value('membership_status', $value)) ? $value['membership_status'] : CRM_Core_DAO::getFieldValue('CRM_Member_DAO_Membership', $key, 'status_id');
        unset($value['membership_status']);
        foreach ($dates as $val) {
          if (isset($value[$val])) {
            $value[$val] = CRM_Utils_Date::processDate($value[$val]);
          }
        }
        if (empty($customFields)) {
          if (empty($value['membership_type_id'])) {
            $membershipTypeId = CRM_Core_DAO::getFieldValue('CRM_Member_DAO_Membership', $key, 'membership_type_id');
          }

          // membership type custom data
          $customFields = CRM_Core_BAO_CustomField::getFields('Membership', FALSE, FALSE, $membershipTypeId);

          $customFields = CRM_Utils_Array::crmArrayMerge($customFields,
            CRM_Core_BAO_CustomField::getFields('Membership',
              FALSE, FALSE, NULL, NULL, TRUE
            )
          );
        }
        //check for custom data
        $value['custom'] = CRM_Core_BAO_CustomField::postProcess($params['field'][$key],
          $customFields,
          $key,
          'Membership',
          $membershipTypeId
        );

        $membership = CRM_Member_BAO_Membership::add($value, $ids);

        // add custom field values
        if (!empty($value['custom']) &&
          is_array($value['custom'])
        ) {
          CRM_Core_BAO_CustomValueTable::store($value['custom'], 'civicrm_membership', $membership->id);
        }
      }

      CRM_Core_Session::setStatus(ts("Your updates have been saved."), ts('Saved'), 'success');
    }
    else {
      CRM_Core_Session::setStatus(ts("No updates have been saved."), ts('Not Saved'), 'alert');
    }
  }

}