<?php
// $Id$

/*
 +--------------------------------------------------------------------+
 | 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        |
 +--------------------------------------------------------------------+
*/

/**
 * new version of civicrm apis. See blog post at
 * http://civicrm.org/node/131
 *
 * @package CiviCRM_APIv2
 * @subpackage API_Contact
 * @copyright CiviCRM LLC (c) 2004-2013
 * $Id: Contact.php 30415 2010-10-29 12:02:47Z shot $
 *
 */

/**
 * Include common API util functions
 */
require_once 'api/v2/utils.php';

//require ("api/v2/Relationship.php");

/**
 * Function to update relationship type
 *
 * @param  array $params   Associative array of property name/value pairs to update the relationship type.
 *
 * @return array Array with relationship type information
 *
 * @access public
 *
 * @todo Requires some work
 */
function civicrm_relationship_type_update($params) {
  return civicrm_relationship_type_add($params);
}
/*
 * Deprecated function to create relationship type
 * 
 * @param  array $params   Associative array of property name/value pairs to insert in new relationship type.
 *
 * @return Newly created Relationship_type object
 *
 * @access public
 * 
 * @deprecated
 */
function civicrm_relationship_type_add($params) {
  $result = civicrm_relationship_type_create($params);
  return $result;
}

/**
 * Function to create relationship type
 *
 * @param  array $params   Associative array of property name/value pairs to insert in new relationship type.
 *
 * @return Newly created Relationship_type object
 *
 * @access public
 *
 */
function civicrm_relationship_type_create($params) {

  if (empty($params)) {
    return civicrm_create_error(ts('No input parameters present'));
  }

  if (!is_array($params)) {
    return civicrm_create_error(ts('Parameter is not an array'));
  }

  if (!isset($params['contact_types_a']) &&
    !isset($params['contact_types_b']) &&
    !isset($params['name_a_b']) &&
    !isset($params['name_b_a'])
  ) {

    return civicrm_create_error(ts('Missing some required parameters (contact_types_a contact_types_b name_a_b name b_a)'));
  }

  if (!isset($params['label_a_b'])) {

    $params['label_a_b'] = $params['name_a_b'];
  }

  if (!isset($params['label_b_a'])) {

    $params['label_b_a'] = $params['name_b_a'];
  }

  require_once 'CRM/Utils/Rule.php';

  $ids = array();
  if (isset($params['id']) && !CRM_Utils_Rule::integer($params['id'])) {
    return civicrm_create_error('Invalid value for relationship type ID');
  }
  else {
    $ids['relationshipType'] = CRM_Utils_Array::value('id', $params);
  }

  require_once 'CRM/Contact/BAO/RelationshipType.php';
  $relationType = CRM_Contact_BAO_RelationshipType::add($params, $ids);

  $relType = array();
  _civicrm_object_to_array($relationType, $relType);

  return $relType;
}

/**
 * Function to get all relationship type
 * retruns  An array of Relationship_type
 * * @access  public
 */
function civicrm_relationship_types_get($params = NULL) {
  _civicrm_initialize();
  require_once 'CRM/Contact/DAO/RelationshipType.php';
  $relationshipTypes = array();
  $relationshipType  = array();
  $relationType      = new CRM_Contact_DAO_RelationshipType();
  if (!empty($params) && is_array($params)) {
    $properties = array_keys($relationType->fields());
    foreach ($properties as $name) {
      if (array_key_exists($name, $params)) {
        $relationType->$name = $params[$name];
      }
    }
  }
  $relationType->find();
  while ($relationType->fetch()) {
    _civicrm_object_to_array(clone($relationType), $relationshipType);
    $relationshipTypes[] = $relationshipType;
  }
  return $relationshipTypes;
}

/**
 * Delete a relationship type delete
 *
 * @param  id of relationship type  $id
 *
 * @return boolean  true if success, else false
 * @static void
 * @access public
 */
function civicrm_relationship_type_delete(&$params) {

  if (!CRM_Utils_Array::value('id', $params)) {
    return civicrm_create_error('Missing required parameter');
  }
  require_once 'CRM/Utils/Rule.php';
  if ($params['id'] != NULL && !CRM_Utils_Rule::integer($params['id'])) {
    return civicrm_create_error('Invalid value for relationship type ID');
  }

  $relationTypeBAO = new CRM_Contact_BAO_RelationshipType();
  return $relationTypeBAO->del($params['id']) ? civicrm_create_success(ts('Deleted relationship type successfully')) : civicrm_create_error(ts('Could not delete relationship type'));
}

/**
 * Wrapper to support rest calls, CRM-6860
 * return An array of Relationship_type
 * * @access  public
 */
function civicrm_relationshipType_get($params = NULL) {
  return civicrm_relationship_types_get($params);
}