<?php

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

/**
 *
 * @package CRM
 * @copyright CiviCRM LLC (c) 2004-2013
 * $Id$
 *
 */

class CRM_Financial_BAO_FinancialAccount extends CRM_Financial_DAO_FinancialAccount {

  /**
   * static holder for the default LT
   */
  static $_defaultContributionType = null;

  /**
   * class constructor
   */
  function __construct( ) {
    parent::__construct( );
  }
    
  /**
   * Takes a bunch of params that are needed to match certain criteria and
   * retrieves the relevant objects. Typically the valid params are only
   * contact_id. We'll tweak this function to be more full featured over a period
   * of time. This is the inverse function of create. It also stores all the retrieved
   * values in the default array
   *
   * @param array $params   (reference ) an assoc array of name/value pairs
   * @param array $defaults (reference ) an assoc array to hold the flattened values
   *
   * @return object CRM_Contribute_BAO_FinancialAccount object
   * @access public
   * @static
   */
  static function retrieve(&$params, &$defaults) {
    $financialAccount = new CRM_Financial_DAO_FinancialAccount( );
    $financialAccount->copyValues( $params );
    if ($financialAccount->find(true)) {
      CRM_Core_DAO::storeValues($financialAccount, $defaults);
      return $financialAccount;
    }
    return null;
  }

  /**
   * update the is_active flag in the db
   *
   * @param int      $id        id of the database record
   * @param boolean  $is_active value we want to set the is_active field
   *
   * @return Object             DAO object on sucess, null otherwise
   * @static
   */
  static function setIsActive($id, $is_active) {
    return CRM_Core_DAO::setFieldValue('CRM_Financial_DAO_FinancialAccount', $id, 'is_active', $is_active);
  }

  /**
   * function to add the financial types
   *
   * @param array $params reference array contains the values submitted by the form
   * @param array $ids    reference array contains the id
   * 
   * @access public
   * @static 
   * @return object
   */
  static function add(&$params, &$ids) {
    $params['is_active'] =  CRM_Utils_Array::value( 'is_active', $params, false );
    $params['is_deductible'] =  CRM_Utils_Array::value( 'is_deductible', $params, false );
    $params['is_tax'] =  CRM_Utils_Array::value( 'is_tax', $params, false );
    $params['is_header_account'] =  CRM_Utils_Array::value( 'is_header_account', $params, false );
    $params['is_default'] =  CRM_Utils_Array::value( 'is_default', $params, false );
    if (CRM_Utils_Array::value('is_default', $params)) {
      $query = 'UPDATE civicrm_financial_account SET is_default = 0';
      CRM_Core_DAO::executeQuery( $query );
    }   
    
    // action is taken depending upon the mode
    $financialAccount = new CRM_Financial_DAO_FinancialAccount( );
    $financialAccount->copyValues($params);
    $financialAccount->id = CRM_Utils_Array::value( 'contributionType', $ids );
    $financialAccount->save( );
    return $financialAccount;
  }
  
  /**
   * Function to delete financial Types 
   * 
   * @param int $financialAccountId
   * @static
   */
  static function financialAccountValidation($fields,&$errors) {
    $financialAccount = array( );
    if (CRM_Utils_Array::value('financial_type_id', $fields)) {
      CRM_Core_PseudoConstant::populate( $financialAccount,
        'CRM_Financial_DAO_EntityFinancialAccount',
        $all = True, 
        $retrieve = 'financial_account_id', 
        $filter = null, 
        " account_relationship = 6 AND entity_id = {$fields['financial_type_id']} " );
      if ( !current( $financialAccount ) ) {
        $errors['financial_type_id'] = "Financial Account of account relationship of 'Asset Account is' is not configured for this Financial Type";
      }
    }
  }
    
  /**
   * Function to delete financial Types 
   * 
   * @param int $financialAccountId
   * @static
   */
  static function del($financialAccountId) {
    //checking if financial type is present  
    $check = false;
    
    //check dependencies
    $dependancy = array( 
      array('Core', 'FinancialTrxn', 'to_financial_account_id'), 
      array('Financial', 'FinancialTypeAccount', 'financial_account_id' ), 
      );
    foreach ($dependancy as $name) {
      require_once (str_replace('_', DIRECTORY_SEPARATOR, "CRM_" . $name[0] . "_BAO_" . $name[1]) . ".php");
      eval('$bao = new CRM_' . $name[0] . '_BAO_' . $name[1] . '();');
      $bao->$name[2] = $financialAccountId;
      if ($bao->find(true)) {
        $check = true;
      }
    }
    
    if ($check) {
      CRM_Core_Session::setStatus( ts('This financial account cannot be deleted since it is being used as a header account. Please remove it from being a header account before trying to delete it again.') );
      return CRM_Utils_System::redirect( CRM_Utils_System::url( 'civicrm/admin/financial/financialAccount', "reset=1&action=browse" ));
    }
      
    //delete from financial Type table
    $financialAccount = new CRM_Financial_DAO_FinancialAccount( );
    $financialAccount->id = $financialAccountId;
    $financialAccount->delete();
  }
  
  /**
   * get accounting code for a financial type with account relation Income Account is
   *
   * @financialTypeId int      Financial Type Id
   *
   * @return accounting code
   * @static
   */
  static function getAccountingCode($financialTypeId) {
    $relationTypeId = key(CRM_Core_PseudoConstant::accountOptionValues('account_relationship', NULL, " AND v.name LIKE 'Income Account is' "));
    $query = "SELECT cfa.accounting_code
FROM civicrm_financial_type cft
LEFT JOIN civicrm_entity_financial_account cefa ON cefa.entity_id = cft.id AND cefa.entity_table = 'civicrm_financial_type'
LEFT JOIN  civicrm_financial_account cfa ON cefa.financial_account_id = cfa.id
WHERE cft.id = %1
  AND account_relationship = %2";
    $params = array(
      1 => array($financialTypeId, 'Integer'),
      2 => array($relationTypeId, 'Integer'),
    );
    return CRM_Core_DAO::singleValueQuery($query, $params);
  }
}