<?php
/*
+--------------------------------------------------------------------+
| CiviCRM version 3.0                                                |
+--------------------------------------------------------------------+
| Copyright CiviCRM LLC (c) 2004-2009                                |
+--------------------------------------------------------------------+
| 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.                                       |
|                                                                    |
| 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 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) 2004-2009
 * $Id$
 *
 */
require_once 'CRM/Core/DAO.php';
require_once 'CRM/Utils/Type.php';
class CRM_ACL_DAO_ACL extends CRM_Core_DAO
{
    /**
     * static instance to hold the table name
     *
     * @var string
     * @static
     */
    static $_tableName = 'civicrm_acl';
    /**
     * static instance to hold the field values
     *
     * @var array
     * @static
     */
    static $_fields = null;
    /**
     * static instance to hold the FK relationships
     *
     * @var string
     * @static
     */
    static $_links = null;
    /**
     * static instance to hold the values that can
     * be imported / apu
     *
     * @var array
     * @static
     */
    static $_import = null;
    /**
     * static instance to hold the values that can
     * be exported / apu
     *
     * @var array
     * @static
     */
    static $_export = null;
    /**
     * static value to see if we should log any modifications to
     * this table in the civicrm_log table
     *
     * @var boolean
     * @static
     */
    static $_log = false;
    /**
     * Unique table ID
     *
     * @var int unsigned
     */
    public $id;
    /**
     * ACL Name.
     *
     * @var string
     */
    public $name;
    /**
     * Is this ACL entry Allow  (0) or Deny (1) ?
     *
     * @var boolean
     */
    public $deny;
    /**
     * Table of the object possessing this ACL entry (Contact, Group, or ACL Group)
     *
     * @var string
     */
    public $entity_table;
    /**
     * ID of the object possessing this ACL
     *
     * @var int unsigned
     */
    public $entity_id;
    /**
     * What operation does this ACL entry control?
     *
     * @var enum('All', 'View', 'Edit', 'Create', 'Delete', 'Grant', 'Revoke')
     */
    public $operation;
    /**
     * The table of the object controlled by this ACL entry
     *
     * @var string
     */
    public $object_table;
    /**
     * The ID of the object controlled by this ACL entry
     *
     * @var int unsigned
     */
    public $object_id;
    /**
     * If this is a grant/revoke entry, what table are we granting?
     *
     * @var string
     */
    public $acl_table;
    /**
     * ID of the ACL or ACL group being granted/revoked
     *
     * @var int unsigned
     */
    public $acl_id;
    /**
     * Is this property active?
     *
     * @var boolean
     */
    public $is_active;
    /**
     * class constructor
     *
     * @access public
     * @return civicrm_acl
     */
    function __construct() 
    {
        parent::__construct();
    }
    /**
     * returns all the column names of this table
     *
     * @access public
     * @return array
     */
    function &fields() 
    {
        if (!(self::$_fields)) {
            self::$_fields = array(
                'id' => array(
                    'name' => 'id',
                    'type' => CRM_Utils_Type::T_INT,
                    'required' => true,
                ) ,
                'name' => array(
                    'name' => 'name',
                    'type' => CRM_Utils_Type::T_STRING,
                    'title' => ts('ACL Name') ,
                    'maxlength' => 64,
                    'size' => CRM_Utils_Type::BIG,
                ) ,
                'deny' => array(
                    'name' => 'deny',
                    'type' => CRM_Utils_Type::T_BOOLEAN,
                    'title' => ts('Deny') ,
                    'required' => true,
                ) ,
                'entity_table' => array(
                    'name' => 'entity_table',
                    'type' => CRM_Utils_Type::T_STRING,
                    'title' => ts('Entity Table') ,
                    'required' => true,
                    'maxlength' => 64,
                    'size' => CRM_Utils_Type::BIG,
                ) ,
                'entity_id' => array(
                    'name' => 'entity_id',
                    'type' => CRM_Utils_Type::T_INT,
                ) ,
                'operation' => array(
                    'name' => 'operation',
                    'type' => CRM_Utils_Type::T_ENUM,
                    'title' => ts('Operation') ,
                    'required' => true,
                ) ,
                'object_table' => array(
                    'name' => 'object_table',
                    'type' => CRM_Utils_Type::T_STRING,
                    'title' => ts('Object Table') ,
                    'maxlength' => 64,
                    'size' => CRM_Utils_Type::BIG,
                ) ,
                'object_id' => array(
                    'name' => 'object_id',
                    'type' => CRM_Utils_Type::T_INT,
                ) ,
                'acl_table' => array(
                    'name' => 'acl_table',
                    'type' => CRM_Utils_Type::T_STRING,
                    'title' => ts('Acl Table') ,
                    'maxlength' => 64,
                    'size' => CRM_Utils_Type::BIG,
                ) ,
                'acl_id' => array(
                    'name' => 'acl_id',
                    'type' => CRM_Utils_Type::T_INT,
                ) ,
                'is_active' => array(
                    'name' => 'is_active',
                    'type' => CRM_Utils_Type::T_BOOLEAN,
                ) ,
            );
        }
        return self::$_fields;
    }
    /**
     * returns the names of this table
     *
     * @access public
     * @return string
     */
    function getTableName() 
    {
        return self::$_tableName;
    }
    /**
     * returns if this table needs to be logged
     *
     * @access public
     * @return boolean
     */
    function getLog() 
    {
        return self::$_log;
    }
    /**
     * returns the list of fields that can be imported
     *
     * @access public
     * return array
     */
    function &import($prefix = false) 
    {
        if (!(self::$_import)) {
            self::$_import = array();
            $fields = &self::fields();
            foreach($fields as $name => $field) {
                if (CRM_Utils_Array::value('import', $field)) {
                    if ($prefix) {
                        self::$_import['acl'] = &$fields[$name];
                    } else {
                        self::$_import[$name] = &$fields[$name];
                    }
                }
            }
        }
        return self::$_import;
    }
    /**
     * returns the list of fields that can be exported
     *
     * @access public
     * return array
     */
    function &export($prefix = false) 
    {
        if (!(self::$_export)) {
            self::$_export = array();
            $fields = &self::fields();
            foreach($fields as $name => $field) {
                if (CRM_Utils_Array::value('export', $field)) {
                    if ($prefix) {
                        self::$_export['acl'] = &$fields[$name];
                    } else {
                        self::$_export[$name] = &$fields[$name];
                    }
                }
            }
        }
        return self::$_export;
    }
    /**
     * returns an array containing the enum fields of the civicrm_acl table
     *
     * @return array (reference)  the array of enum fields
     */
    static function &getEnums() 
    {
        static $enums = array(
            'operation',
        );
        return $enums;
    }
    /**
     * returns a ts()-translated enum value for display purposes
     *
     * @param string $field  the enum field in question
     * @param string $value  the enum value up for translation
     *
     * @return string  the display value of the enum
     */
    static function tsEnum($field, $value) 
    {
        static $translations = null;
        if (!$translations) {
            $translations = array(
                'operation' => array(
                    'All' => ts('All') ,
                    'View' => ts('View') ,
                    'Edit' => ts('Edit') ,
                    'Create' => ts('Create') ,
                    'Delete' => ts('Delete') ,
                    'Grant' => ts('Grant') ,
                    'Revoke' => ts('Revoke') ,
                ) ,
            );
        }
        return $translations[$field][$value];
    }
    /**
     * adds $value['foo_display'] for each $value['foo'] enum from civicrm_acl
     *
     * @param array $values (reference)  the array up for enhancing
     * @return void
     */
    static function addDisplayEnums(&$values) 
    {
        $enumFields = &CRM_ACL_DAO_ACL::getEnums();
        foreach($enumFields as $enum) {
            if (isset($values[$enum])) {
                $values[$enum . '_display'] = CRM_ACL_DAO_ACL::tsEnum($enum, $values[$enum]);
            }
        }
    }
}
