1: <?php
  2: /**
  3:  * This file contains the frontend permission collection and item class.
  4:  *
  5:  * @package          Core
  6:  * @subpackage       GenericDB_Model
  7:  * @version          SVN Revision $Rev:$
  8:  *
  9:  * @author           Murat Purc <murat@purc.de>
 10:  * @copyright        four for business AG <www.4fb.de>
 11:  * @license          http://www.contenido.org/license/LIZENZ.txt
 12:  * @link             http://www.4fb.de
 13:  * @link             http://www.contenido.org
 14:  */
 15: 
 16: defined('CON_FRAMEWORK') || die('Illegal call: Missing framework initialization - request aborted.');
 17: 
 18: /**
 19:  * Frontend permission collection
 20:  *
 21:  * @package Core
 22:  * @subpackage GenericDB_Model
 23:  */
 24: class cApiFrontendPermissionCollection extends ItemCollection {
 25: 
 26:     /**
 27:      *
 28:      * @var cApiFrontendPermission
 29:      */
 30:     protected $_frontendPermission;
 31: 
 32:     /**
 33:      * Constructor Function
 34:      */
 35:     public function __construct() {
 36:         global $cfg;
 37:         $this->_frontendPermission = new cApiFrontendPermission();
 38: 
 39:         parent::__construct($cfg['tab']['frontendpermissions'], 'idfrontendpermission');
 40:         $this->_setItemClass('cApiFrontendPermission');
 41: 
 42:         // set the join partners so that joins can be used via link() method
 43:         $this->_setJoinPartner('cApiFrontendGroupCollection');
 44:         $this->_setJoinPartner('cApiLanguageCollection');
 45:     }
 46: 
 47:     /**
 48:      * Creates a new permission entry.
 49:      *
 50:      * @param int $group Specifies the frontend group
 51:      * @param string $plugin Specifies the plugin
 52:      * @param string $action Specifies the action
 53:      * @param string $item Specifies the item
 54:      * @return cApiFrontendPermission null
 55:      */
 56:     public function create($group, $plugin, $action, $item) {
 57:         global $lang;
 58: 
 59:         $perm = null;
 60:         if (!$this->checkPerm($group, $plugin, $action, $item)) {
 61:             $perm = parent::createNewItem();
 62:             $perm->set('idlang', $lang);
 63:             $perm->set('idfrontendgroup', $group);
 64:             $perm->set('plugin', $plugin);
 65:             $perm->set('action', $action);
 66:             $perm->set('item', $item);
 67: 
 68:             $perm->store();
 69:         }
 70: 
 71:         return $perm;
 72:     }
 73: 
 74:     /**
 75:      * Sets a permission entry, is a wrapper for create() function
 76:      *
 77:      * @param int $group Specifies the frontend group
 78:      * @param string $plugin Specifies the plugin
 79:      * @param string $action Specifies the action
 80:      * @param string $item Specifies the item
 81:      */
 82:     public function setPerm($group, $plugin, $action, $item) {
 83:         $this->create($group, $plugin, $action, $item);
 84:     }
 85: 
 86:     /**
 87:      * Cheks, if an entry exists.
 88:      *
 89:      * 1.) Checks for global permission
 90:      * 2.) Checks for specific item permission
 91:      *
 92:      * @param int $group Specifies the frontend group
 93:      * @param string $plugin Specifies the plugin
 94:      * @param string $action Specifies the action
 95:      * @param string $item Specifies the item
 96:      * @param bool $useLang Flag to use language (Not used!)
 97:      * @return bool
 98:      */
 99:     public function checkPerm($group, $plugin, $action, $item, $useLang = false) {
100:         global $lang;
101: 
102:         // checklang = ($useLang !== false) ? $useLang : $lang;
103: 
104:         $group = (int) $group;
105:         $plugin = $this->_frontendPermission->_inFilter($plugin);
106:         $action = $this->_frontendPermission->_inFilter($action);
107:         $item = $this->_frontendPermission->_inFilter($item);
108: 
109:         // Check for global permisson
110:         $this->select("idlang=" . $lang . " AND idfrontendgroup=" . $group . " AND plugin='" . $plugin . "' AND action='" . $action . "' AND item='__GLOBAL__'");
111:         if ($this->next()) {
112:             return true;
113:         }
114: 
115:         // Check for item permisson
116:         $this->select("idlang=" . $lang . " AND idfrontendgroup=" . $group . " AND plugin='" . $plugin . "' AND action='" . $action . "' AND item='" . $item . "'");
117:         return ($this->next())? true : false;
118:     }
119: 
120:     /**
121:      * Removes the permission.
122:      *
123:      * @param int $group Specifies the frontend group
124:      * @param string $plugin Specifies the plugin
125:      * @param string $action Specifies the action
126:      * @param string $item Specifies the item
127:      * @param bool $useLang Flag to use language (Not used!)
128:      * @return bool
129:      */
130:     public function removePerm($group, $plugin, $action, $item, $useLang = false) {
131:         global $lang;
132: 
133:         // checklang = ($useLang !== false) ? $useLang : $lang;
134: 
135:         $group = (int) $group;
136:         $plugin = $this->_frontendPermission->_inFilter($plugin);
137:         $action = $this->_frontendPermission->_inFilter($action);
138:         $item = $this->_frontendPermission->_inFilter($item);
139: 
140:         $this->select("idlang=" . $lang . " AND idfrontendgroup=" . $group . " AND plugin='" . $plugin . "' AND action='" . $action . "' AND item='" . $item . "'");
141:         if (($myitem = $this->next()) !== false) {
142:             return $this->delete($myitem->get('idfrontendpermission'));
143:         }
144:         return false;
145:     }
146: 
147: }
148: 
149: /**
150:  * Frontend permission item
151:  *
152:  * @package Core
153:  * @subpackage GenericDB_Model
154:  */
155: class cApiFrontendPermission extends Item {
156: 
157:     /**
158:      * Constructor Function
159:      *
160:      * @param mixed $mId Specifies the ID of item to load
161:      */
162:     public function __construct($mId = false) {
163:         global $cfg;
164:         parent::__construct($cfg['tab']['frontendpermissions'], 'idfrontendpermission');
165:         if ($mId !== false) {
166:             $this->loadByPrimaryKey($mId);
167:         }
168:     }
169: 
170: }
171: