<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.7                                                |
 +--------------------------------------------------------------------+
 | 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
 */
class CRM_Contribute_BAO_Premium extends CRM_Contribute_DAO_Premium {

  /**
   * Product information.
   *
   * @var array
   */
  private static $productInfo;

  /**
   * Class constructor.
   */
  public function __construct() {
    parent::__construct();
  }

  /**
   * Fetch object based on array of properties.
   *
   * @param array $params
   *   (reference ) an assoc array of name/value pairs.
   * @param array $defaults
   *   (reference ) an assoc array to hold the flattened values.
   *
   * @return CRM_Contribute_DAO_Product
   */
  public static function retrieve(&$params, &$defaults) {
    $premium = new CRM_Contribute_DAO_Product();
    $premium->copyValues($params);
    if ($premium->find(TRUE)) {
      CRM_Core_DAO::storeValues($premium, $defaults);
      return $premium;
    }
    return NULL;
  }

  /**
   * Update the is_active flag in the db.
   *
   * @param int $id
   *   Id of the database record.
   * @param bool $is_active
   *   Value we want to set the is_active field.
   *
   * @return Object
   *   DAO object on success, null otherwise
   */
  public static function setIsActive($id, $is_active) {
    return CRM_Core_DAO::setFieldValue('CRM_Contribute_DAO_Premium', $id, 'premiums_active ', $is_active);
  }

  /**
   * Delete financial Types.
   *
   * @param int $premiumID
   */
  public static function del($premiumID) {
    $premium = new CRM_Contribute_DAO_Premium();
    $premium->id = $premiumID;
    $premium->delete();
  }

  /**
   * Build Premium Block im Contribution Pages.
   *
   * @param CRM_Core_Form $form
   * @param int $pageID
   * @param bool $formItems
   * @param int $selectedProductID
   * @param string $selectedOption
   */
  public static function buildPremiumBlock(&$form, $pageID, $formItems = FALSE, $selectedProductID = NULL, $selectedOption = NULL) {
    $form->add('hidden', "selectProduct", $selectedProductID, array('id' => 'selectProduct'));

    $dao = new CRM_Contribute_DAO_Premium();
    $dao->entity_table = 'civicrm_contribution_page';
    $dao->entity_id = $pageID;
    $dao->premiums_active = 1;
    CRM_Financial_BAO_FinancialType::getAvailableFinancialTypes($financialTypes, CRM_Core_Action::ADD);
    $addWhere = "financial_type_id IN (0)";
    if (!empty($financialTypes)) {
      $addWhere = "financial_type_id IN (" . implode(',', array_keys($financialTypes)) . ")";
    }

    if ($dao->find(TRUE)) {
      $premiumID = $dao->id;
      $premiumBlock = array();
      CRM_Core_DAO::storeValues($dao, $premiumBlock);

      $dao = new CRM_Contribute_DAO_PremiumsProduct();
      $dao->premiums_id = $premiumID;
      $dao->whereAdd($addWhere);
      $dao->orderBy('weight');
      $dao->find();

      $products = array();
      $radio = array();
      while ($dao->fetch()) {
        $productDAO = new CRM_Contribute_DAO_Product();
        $productDAO->id = $dao->product_id;
        $productDAO->is_active = 1;
        if ($productDAO->find(TRUE)) {
          if ($selectedProductID != NULL) {
            if ($selectedProductID == $productDAO->id) {
              if ($selectedOption) {
                $productDAO->options = ts('Selected Option') . ': ' . $selectedOption;
              }
              else {
                $productDAO->options = NULL;
              }
              CRM_Core_DAO::storeValues($productDAO, $products[$productDAO->id]);
            }
          }
          else {
            CRM_Core_DAO::storeValues($productDAO, $products[$productDAO->id]);
          }
        }
        $options = $temp = array();
        $temp = explode(',', $productDAO->options);
        foreach ($temp as $value) {
          $options[trim($value)] = trim($value);
        }
        if ($temp[0] != '') {
          $form->addElement('select', 'options_' . $productDAO->id, NULL, $options);
        }
      }
      if (count($products)) {
        $form->assign('showPremium', $formItems);
        $form->assign('showSelectOptions', $formItems);
        $form->assign('products', $products);
        $form->assign('premiumBlock', $premiumBlock);
      }
    }
  }

  /**
   * Build Premium B im Contribution Pages.
   *
   * @param CRM_Core_Form $form
   * @param int $productID
   * @param int $premiumProductID
   */
  public function buildPremiumPreviewBlock($form, $productID, $premiumProductID = NULL) {
    if ($premiumProductID) {
      $dao = new CRM_Contribute_DAO_PremiumsProduct();
      $dao->id = $premiumProductID;
      $dao->find(TRUE);
      $productID = $dao->product_id;
    }
    $productDAO = new CRM_Contribute_DAO_Product();
    $productDAO->id = $productID;
    $productDAO->is_active = 1;
    if ($productDAO->find(TRUE)) {
      CRM_Core_DAO::storeValues($productDAO, $products[$productDAO->id]);
    }

    $radio[$productDAO->id] = $form->createElement('radio', NULL, NULL, NULL, $productDAO->id, NULL);
    $options = $temp = array();
    $temp = explode(',', $productDAO->options);
    foreach ($temp as $value) {
      $options[$value] = $value;
    }
    if ($temp[0] != '') {
      $form->add('select', 'options_' . $productDAO->id, NULL, $options);
    }

    $form->addGroup($radio, 'selectProduct', NULL);

    $form->assign('showRadio', TRUE);
    $form->assign('showSelectOptions', TRUE);
    $form->assign('products', $products);
    $form->assign('preview', TRUE);
  }

  /**
   * Delete premium associated w/ contribution page.
   *
   * @param int $contributionPageID
   */
  public static function deletePremium($contributionPageID) {
    if (!$contributionPageID) {
      return;
    }

    //need to delete entries from civicrm_premiums
    //as well as from civicrm_premiums_product, CRM-4586

    $params = array(
      'entity_id' => $contributionPageID,
      'entity_table' => 'civicrm_contribution_page',
    );

    $premium = new CRM_Contribute_DAO_Premium();
    $premium->copyValues($params);
    $premium->find();
    while ($premium->fetch()) {
      //lets delete from civicrm_premiums_product
      $premiumsProduct = new CRM_Contribute_DAO_PremiumsProduct();
      $premiumsProduct->premiums_id = $premium->id;
      $premiumsProduct->delete();

      //now delete premium
      $premium->delete();
    }
  }

  /**
   * Retrieve premium product and their options.
   *
   * @return array
   *   product and option arrays
   */
  public static function getPremiumProductInfo() {
    if (!self::$productInfo) {
      $products = $options = array();

      $dao = new CRM_Contribute_DAO_Product();
      $dao->is_active = 1;
      $dao->find();

      while ($dao->fetch()) {
        $products[$dao->id] = $dao->name . " ( " . $dao->sku . " )";
        $opts = explode(',', $dao->options);
        foreach ($opts as $k => $v) {
          $ops[$k] = trim($v);
        }
        if ($ops[0] != '') {
          $options[$dao->id] = $opts;
        }
      }

      self::$productInfo = array($products, $options);
    }
    return self::$productInfo;
  }

}