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Code source de CakePHP 1.1.13.4450 |
1 <?php 2 /* SVN FILE: $Id: aclnode.php 4450 2007-02-05 05:18:05Z phpnut $ */ 3 /** 4 * Short description for file. 5 * 6 * Long description for file 7 * 8 * PHP versions 4 and 5 9 * 10 * CakePHP(tm) : Rapid Development Framework <http://www.cakephp.org/> 11 * Copyright 2005-2007, Cake Software Foundation, Inc. 12 * 1785 E. Sahara Avenue, Suite 490-204 13 * Las Vegas, Nevada 89104 14 * 15 * Licensed under The MIT License 16 * Redistributions of files must retain the above copyright notice. 17 * 18 * @filesource 19 * @copyright Copyright 2005-2007, Cake Software Foundation, Inc. 20 * @link http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project 21 * @package cake 22 * @subpackage cake.cake.libs.controller.components.dbacl.models 23 * @since CakePHP(tm) v 0.10.0.1232 24 * @version $Revision: 4450 $ 25 * @modifiedby $LastChangedBy: phpnut $ 26 * @lastmodified $Date: 2007-02-04 23:18:05 -0600 (Sun, 04 Feb 2007) $ 27 * @license http://www.opensource.org/licenses/mit-license.php The MIT License 28 */ 29 /** 30 * Load AppModel class 31 */ 32 loadModel(); 33 /** 34 * Short description for file. 35 * 36 * Long description for file 37 * 38 * @package cake 39 * @subpackage cake.cake.libs.controller.components.dbacl.models 40 * 41 */ 42 class AclNode extends AppModel { 43 /** 44 * Database configuration to use 45 * 46 * @var string 47 */ 48 var $useDbConfig = ACL_DATABASE; 49 /** 50 * Cache Queries 51 * 52 * @var boolean 53 */ 54 var $cacheQueries = false; 55 /** 56 * Creates a new ARO/ACO node 57 * 58 * @param int $linkId 59 * @param mixed $parentId 60 * @param string $alias 61 * @return boolean True on success, false on fail 62 * @access public 63 */ 64 function create($linkId = 0, $parentId = null, $alias = '') { 65 parent::create(); 66 if (strtolower(get_class($this)) == "aclnode") { 67 trigger_error("[acl_base] The AclBase class constructor has been called, or the class was instantiated. This class must remain abstract. Please refer to the Cake docs for ACL configuration.", E_USER_ERROR); 68 return null; 69 } 70 extract ($this->__dataVars()); 71 72 if ($parentId == null || $parentId === 0) { 73 $parent = $this->find(null, 'MAX(rght) as rght', null, -1); 74 $parent['lft'] = $parent[0]['rght']; 75 76 if ($parent[0]['rght'] == null || !$parent[0]['rght']) { 77 $parent['lft'] = 0; 78 } 79 } else { 80 $parent = $this->find($this->_resolveID($parentId), null, null, 0); 81 if ($parent == null || count($parent) == 0) { 82 trigger_error("Null parent in {$class}::create()", E_USER_WARNING); 83 return null; 84 } 85 $parent = $parent[$class]; 86 $this->_syncTable(1, $parent['lft'], $parent['lft']); 87 } 88 $return = $this->save(array($class => array($secondary_id => $linkId, 89 'alias' => $alias, 90 'lft' => $parent['lft'] + 1, 91 'rght' => $parent['lft'] + 2))); 92 $this->id = $this->getLastInsertID(); 93 return $return; 94 } 95 /** 96 * Deletes the ARO/ACO node with the given ID 97 * 98 * @param mixed $id The id or alias of an ARO/ACO node 99 * @return boolean True on success, false on fail 100 * @access public 101 */ 102 function delete($id) { 103 extract ($this->__dataVars()); 104 $db =& ConnectionManager::getDataSource($this->useDbConfig); 105 106 $result = $this->find($this->_resolveID($id)); 107 $object = $result[$class]; 108 if ($object == null || count($object) == 0) { 109 return false; 110 } 111 112 $children = $this->findAll(array("{$class}.rght" => "< {$result[$class]['rght']}", "{$class}.lft" => "> {$result[$class]['lft']}"), 'id', null, null, null, -1); 113 $idList = DataSource::getFieldValue($children, '{n}.' . $class . '.id'); 114 $idList[] = $result[$class]['id']; 115 116 $this->ArosAco->query('DELETE FROM ' . $db->fullTableName($this->ArosAco) . " WHERE {$class}_id in (" . implode(', ', $idList) . ')'); 117 118 $table = $db->fullTableName($this); 119 $this->query("DELETE FROM {$table} WHERE {$table}.lft >= {$result[$class]['lft']} AND {$table}.rght <= {$result[$class]['rght']}"); 120 121 $shift = 1 + $result[$class]['rght'] - $result[$class]['lft']; 122 $this->query('UPDATE ' . $table . ' SET ' . $db->name('rght') . ' = ' . $db->name('rght') . ' - ' . $shift . ' WHERE ' . $db->name('rght') . ' > ' . $result[$class]['rght']); 123 $this->query('UPDATE ' . $table . ' SET ' . $db->name('lft') . ' = ' . $db->name('lft') . ' - ' . $shift . ' WHERE ' . $db->name('lft') . ' > ' . $result[$class]['lft']); 124 return true; 125 } 126 /** 127 * Sets the parent of the given node 128 * 129 * @param mixed $parentId 130 * @param mixed $id 131 * @return boolean True on success, false on failure 132 * @access public 133 */ 134 function setParent($parentId = null, $id = null) { 135 if (strtolower(get_class($this)) == "aclnode") { 136 trigger_error("[acl_base] The AclBase class constructor has been called, or the class was instantiated. This class must remain abstract. Please refer to the Cake docs for ACL configuration.", E_USER_ERROR); 137 return null; 138 } 139 extract ($this->__dataVars()); 140 141 if ($id == null && $this->id == false) { 142 return false; 143 } elseif ($id == null) { 144 $id = $this->id; 145 } 146 $object = $this->find($this->_resolveID($id), null, null, 0); 147 148 if ($object == null || count($object) == 0) { 149 return false; 150 } 151 $object = $object[$class]; 152 $parent = $this->getParent($id); 153 154 if (($parent == null && $parentId == null) || ($parentId == $parent[$class][$secondary_id] && $parentId != null) || ($parentId == $parent[$class]['alias'] && $parentId != null)) { 155 return false; 156 } 157 158 if ($parentId == null) { 159 $newParent = $this->find(null, 'MAX(rght) as lft', null, -1); 160 $newParent = $newParent[0]; 161 $newParent['rght'] = $newParent['lft']; 162 } else { 163 $newParent = $this->find($this->_resolveID($parentId), null, null, 0); 164 $newParent = $newParent[$class]; 165 } 166 167 if ($parentId != null && $newParent['lft'] <= $object['lft'] && $newParent['rght'] >= $object['rght']) { 168 return false; 169 } 170 $this->_syncTable(0, $object['lft'], $object['lft']); 171 172 if ($object['lft'] < $newParent['lft']) { 173 $newParent['lft'] = $newParent['lft'] - 2; 174 $newParent['rght'] = $newParent['rght'] - 2; 175 } 176 177 if ($parentId != null) { 178 $this->_syncTable(1, $newParent['lft'], $newParent['lft']); 179 } 180 $object['lft'] = $newParent['lft'] + 1; 181 $object['rght'] = $newParent['lft'] + 2; 182 $this->save(array($class => $object)); 183 184 if ($newParent['lft'] == 0) { 185 $this->_syncTable(2, $newParent['lft'], $newParent['lft']); 186 } 187 return true; 188 } 189 /** 190 * Get the parent node of the given Aro or Aco 191 * 192 * @param moxed $id 193 * @return array 194 * @access public 195 */ 196 function getParent($id) { 197 $path = $this->getPath($id); 198 if ($path == null || count($path) < 2) { 199 return null; 200 } else { 201 return $path[count($path) - 2]; 202 } 203 } 204 /** 205 * Gets the path to the given Aro or Aco 206 * 207 * @param mixed $id 208 * @return array 209 * @access public 210 */ 211 function getPath($id) { 212 if (strtolower(get_class($this)) == "aclnode") { 213 trigger_error("[acl_base] The AclBase class constructor has been called, or the class was instantiated. This class must remain abstract. Please refer to the Cake docs for ACL configuration.", E_USER_ERROR); 214 return null; 215 } 216 extract ($this->__dataVars()); 217 $item = $this->find($this->_resolveID($id), null, null, 0); 218 219 if ($item == null || count($item) == 0) { 220 return null; 221 } 222 return $this->findAll(array($class . '.lft' => '<= ' . $item[$class]['lft'], $class . '.rght' => '>= ' . $item[$class]['rght']), null, array($class . '.lft' => 'ASC'), null, null, 0); 223 } 224 /** 225 * Get the child nodes of the given Aro or Aco 226 * 227 * @param mixed $id 228 * @return array 229 * @access public 230 */ 231 function getChildren($id) { 232 if (strtolower(get_class($this)) == "aclnode") { 233 trigger_error("[acl_base] The AclBase class constructor has been called, or the class was instantiated. This class must remain abstract. Please refer to the Cake docs for ACL configuration.", E_USER_ERROR); 234 return null; 235 } 236 237 extract ($this->__dataVars()); 238 $item = $this->find($this->_resolveID($id), null, null, 0); 239 return $this->findAll(array($class . '.lft' => '> ' . $item[$class]['lft'], $class . '.rght' => '< ' . $item[$class]['rght']), null, null, null, null, null, 0); 240 } 241 /** 242 * Gets a conditions array to find an Aro or Aco, based on the given id or alias 243 * 244 * @param mixed $id 245 * @return array Conditions array for a find/findAll call 246 * @access public 247 */ 248 function _resolveID($id) { 249 extract($this->__dataVars()); 250 $key = (is_numeric($id) ? $secondary_id : 'alias'); 251 return array($this->name . '.' . $key => $id); 252 } 253 /** 254 * Shifts the left and right values of the aro/aco tables 255 * when a node is added or removed 256 * 257 * @param unknown_type $dir 258 * @param unknown_type $lft 259 * @param unknown_type $rght 260 * @access protected 261 */ 262 function _syncTable($dir, $lft, $rght) { 263 $db =& ConnectionManager::getDataSource($this->useDbConfig); 264 265 if ($dir == 2) { 266 $shift = 1; 267 $dir = '+'; 268 } else { 269 $shift = 2; 270 271 if ($dir > 0) { 272 $dir = '+'; 273 } else { 274 $dir = '-'; 275 } 276 } 277 $db->query('UPDATE ' . $db->fullTableName($this) . ' SET ' . $db->name('rght') . ' = ' . $db->name('rght') . ' ' . $dir . ' ' . $shift . ' WHERE ' . $db->name('rght') . ' > ' . $rght); 278 $db->query('UPDATE ' . $db->fullTableName($this) . ' SET ' . $db->name('lft') . ' = ' . $db->name('lft') . ' ' . $dir . ' ' . $shift . ' WHERE ' . $db->name('lft') . ' > ' . $lft); 279 } 280 /** 281 * Infers data based on the currently-intantiated subclass. 282 * 283 * @return array 284 * @access private 285 */ 286 function __dataVars() { 287 $vars = array(); 288 $class = strtolower(get_class($this)); 289 if ($class == 'aro') { 290 $vars['secondary_id'] = 'foreign_key'; 291 } else { 292 $vars['secondary_id'] = 'object_id'; 293 } 294 $vars['class'] = ucwords($class); 295 return $vars; 296 } 297 } 298 ?>
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Généré le : Sun Feb 25 19:27:47 2007 | par Balluche grâce à PHPXref 0.7 |