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<?php |
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/* |
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Copyright (C) 2006-2014 David Négrier - THE CODING MACHINE |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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namespace Mouf\Database\TDBM; |
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/** |
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* The StandardObjectStorage class is used to reference all beans that have been fetched from the database. |
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* If a bean is requested twice from TDBM, the StandardObjectStorage is used to "cache" the bean. |
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* The StandardObjectStorage acts like a big array. It is used if the "weakref" extension is not available. |
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* Otherwise, the WeakrefObjectStorage is used instead. |
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* |
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* @author David Negrier |
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*/ |
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class StandardObjectStorage |
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{ |
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/** |
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* An array of fetched object, accessible via table name and primary key. |
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* If the primary key is split on several columns, access is done by an array of columns, serialized. |
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* |
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* @var array<string, array<string, TDBMObject>> |
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*/ |
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private $objects = array(); |
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/** |
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* Sets an object in the storage. |
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* |
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* @param string $tableName |
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* @param string $id |
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* @param TDBMObject $dbRow |
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*/ |
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public function set($tableName, $id, DbRow $dbRow) |
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{ |
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$this->objects[$tableName][$id] = $dbRow; |
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} |
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/** |
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* Checks if an object is in the storage. |
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* |
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* @param string $tableName |
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* @param string $id |
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* |
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* @return bool |
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*/ |
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public function has($tableName, $id) |
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{ |
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return isset($this->objects[$tableName][$id]); |
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} |
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/** |
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* Returns an object from the storage (or null if no object is set). |
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* |
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* @param string $tableName |
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* @param string $id |
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* |
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* @return DbRow |
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*/ |
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public function get($tableName, $id) |
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{ |
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if (isset($this->objects[$tableName][$id])) { |
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return $this->objects[$tableName][$id]; |
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} else { |
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return; |
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} |
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} |
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/** |
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* Removes an object from the storage. |
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* |
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* @param string $tableName |
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* @param string $id |
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*/ |
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public function remove($tableName, $id) |
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{ |
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unset($this->objects[$tableName][$id]); |
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} |
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/** |
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* Applies the callback to all objects. |
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* |
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* @param callable $callback |
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*/ |
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public function apply(callable $callback) |
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{ |
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foreach ($this->objects as $tableName => $table) { |
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foreach ($table as $id => $obj) { |
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$callback($obj, $tableName, $id); |
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} |
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} |
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} |
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} |
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thecodingmachine /
database.tdbm
