<?php
// $Id: ActivityContact.php 45502 2013-02-08 13:32:55Z kurund $


/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.3                                                |
 +--------------------------------------------------------------------+
 | 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        |
 +--------------------------------------------------------------------+
*/

/**
 * File for the CiviCRM APIv2 activity contact functions
 *
 * @package CiviCRM_APIv2
 * @subpackage API_Activity
 *
 * @copyright CiviCRM LLC (c) 2004-2013
 * @version $Id: ActivityContact.php 45502 2013-02-08 13:32:55Z kurund $
 *
 */

/**
 * Files required for this package
 */
require_once 'api/v2/utils.php';

require_once 'CRM/Activity/BAO/Activity.php';

/**
 * Retrieve a set of activities, specific to given input params.
 *
 * @param  array  $params (reference ) input parameters.
 *
 * @return array (reference)  array of activities / error message.
 * @access public

 */
function civicrm_activity_contact_get($params) {
  _civicrm_initialize();

  $contactId = CRM_Utils_Array::value('contact_id', $params);
  if (empty($contactId)) {
    return civicrm_create_error(ts("Required parameter not found"));
  }

  //check if $contactId is valid
  if (!is_numeric($contactId) || !preg_match('/^\d+$/', $contactId)) {
    return civicrm_create_error(ts("Invalid contact Id"));
  }

  $activities = &_civicrm_activities_get($contactId);

  //show success for empty $activities array
  if (empty($activities)) {
    return civicrm_create_success(ts("0 activity record matching input params"));
  }

  if ($activities) {
    return civicrm_create_success($activities);
  }
  else {
    return civicrm_create_error(ts('Invalid Data'));
  }
}

/**
 * Retrieve a set of Activities specific to given contact Id.
 *
 * @param int $contactID.
 *
 * @return array (reference)  array of activities.
 * @access public

 */
function &_civicrm_activities_get($contactID, $type = 'all') {
  $activities = CRM_Activity_BAO_Activity::getContactActivity($contactID);

  //get the custom data.
  if (is_array($activities) && !empty($activities)) {
    require_once 'api/v2/Activity.php';
    foreach ($activities as $activityId => $values) {
      $customParams = array(
        'activity_id' => $activityId,
        'activity_type_id' => CRM_Utils_Array::value('activity_type_id', $values),
      );

      $customData = civicrm_activity_custom_get($customParams);

      if (is_array($customData) && !empty($customData)) {
        $activities[$activityId] = array_merge($activities[$activityId], $customData);
      }
    }
  }

  return $activities;
}