1: <?php
  2: /**
  3:  * Magento
  4:  *
  5:  * NOTICE OF LICENSE
  6:  *
  7:  * This source file is subject to the Open Software License (OSL 3.0)
  8:  * that is bundled with this package in the file LICENSE.txt.
  9:  * It is also available through the world-wide-web at this URL:
 10:  * http://opensource.org/licenses/osl-3.0.php
 11:  * If you did not receive a copy of the license and are unable to
 12:  * obtain it through the world-wide-web, please send an email
 13:  * to license@magentocommerce.com so we can send you a copy immediately.
 14:  *
 15:  * DISCLAIMER
 16:  *
 17:  * Do not edit or add to this file if you wish to upgrade Magento to newer
 18:  * versions in the future. If you wish to customize Magento for your
 19:  * needs please refer to http://www.magentocommerce.com for more information.
 20:  *
 21:  * @category    Mage
 22:  * @package     Mage_Core
 23:  * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 24:  * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 25:  */
 26: 
 27: 
 28: /**
 29:  * Directory storage database resource model class
 30:  *
 31:  * @category    Mage
 32:  * @package     Mage_Core
 33:  * @author      Magento Core Team <core@magentocommerce.com>
 34:  */
 35: class Mage_Core_Model_Resource_File_Storage_Directory_Database extends Mage_Core_Model_Resource_File_Storage_Abstract
 36: {
 37:     /**
 38:      * Define table name and id field for resource
 39:      */
 40:     protected function _construct()
 41:     {
 42:         $this->_init('core/directory_storage', 'directory_id');
 43:     }
 44: 
 45:     /**
 46:      * Create database scheme for storing files
 47:      *
 48:      * @return Mage_Core_Model_Mysql4_File_Storage_Database
 49:      */
 50:     public function createDatabaseScheme()
 51:     {
 52:         $adapter = $this->_getWriteAdapter();
 53:         $table = $this->getMainTable();
 54:         if ($adapter->isTableExists($table)) {
 55:             return $this;
 56:         }
 57: 
 58:         $ddlTable = $adapter->newTable($table)
 59:             ->addColumn('directory_id', Varien_Db_Ddl_Table::TYPE_INTEGER, null, array(
 60:                 'identity'  => true,
 61:                 'unsigned'  => true,
 62:                 'nullable'  => false,
 63:                 'primary'   => true
 64:                 ), 'Directory Id')
 65:             ->addColumn('name', Varien_Db_Ddl_Table::TYPE_TEXT, 100, array(
 66:                 'nullable' => false
 67:             ), 'Directory Name')
 68:             ->addColumn('path', Varien_Db_Ddl_Table::TYPE_TEXT, 255, array(
 69:                 'default' => null), 'Path to the Directory')
 70:             ->addColumn('upload_time', Varien_Db_Ddl_Table::TYPE_TIMESTAMP, null, array(
 71:                 'nullable' => false,
 72:                 'default' => Varien_Db_Ddl_Table::TIMESTAMP_INIT
 73:                 ), 'Upload Timestamp')
 74:             ->addColumn('parent_id', Varien_Db_Ddl_Table::TYPE_INTEGER, null, array(
 75:                 'nullable' => true,
 76:                 'default' => null,
 77:                 'unsigned' => true
 78:                 ), 'Parent Directory Id')
 79:             ->addIndex($adapter->getIndexName($table, array('name', 'parent_id'),
 80:                 Varien_Db_Adapter_Interface::INDEX_TYPE_UNIQUE),
 81:                 array('name', 'parent_id'), array('type' => Varien_Db_Adapter_Interface::INDEX_TYPE_UNIQUE))
 82:             ->addIndex($adapter->getIndexName($table, array('parent_id')), array('parent_id'))
 83:             ->addForeignKey($adapter->getForeignKeyName($table, 'parent_id', $table, 'directory_id'),
 84:                 'parent_id', $table, 'directory_id',
 85:                 Varien_Db_Ddl_Table::ACTION_CASCADE, Varien_Db_Ddl_Table::ACTION_CASCADE)
 86:             ->setComment('Directory Storage');
 87: 
 88:         $adapter->createTable($ddlTable);
 89:         return $this;
 90:     }
 91: 
 92:     /**
 93:      * Load entity by path
 94:      *
 95:      * @param  Mage_Core_Model_File_Storage_Directory_Database $object
 96:      * @param  string $path
 97:      * @return Mage_Core_Model_Mysql4_File_Storage_Directory_Database
 98:      */
 99:     public function loadByPath(Mage_Core_Model_File_Storage_Directory_Database $object, $path)
100:     {
101:         $adapter = $this->_getReadAdapter();
102: 
103:         $name = basename($path);
104:         $path = dirname($path);
105:         if ($path == '.') {
106:             $path = '';
107:         }
108: 
109:         $select = $adapter->select()
110:             ->from(array('e' => $this->getMainTable()))
111:             ->where('name = ?', $name)
112:             ->where($adapter->prepareSqlCondition('path', array('seq' => $path)));
113: 
114:         $data = $adapter->fetchRow($select);
115:         if ($data) {
116:             $object->setData($data);
117:             $this->_afterLoad($object);
118:         }
119: 
120:         return $this;
121:     }
122: 
123:     /**
124:      * Return parent id
125:      *
126:      * @param string $path
127:      * @return int
128:      */
129:     public function getParentId($path)
130:     {
131:         $adapter = $this->_getReadAdapter();
132: 
133:         $name = basename($path);
134:         $path = dirname($path);
135:         if ($path == '.') {
136:             $path = '';
137:         }
138: 
139:         $select = $adapter->select()
140:             ->from(
141:                 array('e' => $this->getMainTable()),
142:                 array('directory_id')
143:             )
144:             ->where('name = ?', $name)
145:             ->where($adapter->prepareSqlCondition('path', array('seq' => $path)));
146: 
147:         return $adapter->fetchOne($select);
148:     }
149: 
150:     /**
151:      * Delete all directories from storage
152:      *
153:      * @return Mage_Core_Model_Mysql4_File_Storage_Database
154:      */
155:     public function clearDirectories()
156:     {
157:         $adapter = $this->_getWriteAdapter();
158:         $adapter->delete($this->getMainTable());
159: 
160:         return $this;
161:     }
162: 
163:     /**
164:      * Export directories from database
165:      *
166:      * @param int $offset
167:      * @param int $count
168:      * @return mixed
169:      */
170:     public function exportDirectories($offset, $count = 100)
171:     {
172:         $adapter = $this->_getReadAdapter();
173: 
174:         $select = $adapter->select()
175:             ->from(
176:                 array('e' => $this->getMainTable()),
177:                 array('name', 'path')
178:             )
179:             ->order('directory_id')
180:             ->limit($count, $offset);
181: 
182:         return $adapter->fetchAll($select);
183:     }
184: 
185:     /**
186:      * Return directory file listing
187:      *
188:      * @param string $directory
189:      * @return mixed
190:      */
191:     public function getSubdirectories($directory)
192:     {
193:         $directory = trim($directory, '/');
194:         $adapter = $this->_getReadAdapter();
195: 
196:         $select = $adapter->select()
197:             ->from(
198:                 array('e' => $this->getMainTable()),
199:                 array('name', 'path')
200:             )
201:             ->where($adapter->prepareSqlCondition('path', array('seq' => $directory)))
202:             ->order('directory_id');
203: 
204:         return $adapter->fetchAll($select);
205:     }
206: 
207:     /**
208:      * Delete directory
209:      *
210:      * @param string $name
211:      * @param string $path
212:      */
213:     public function deleteDirectory($name, $path)
214:     {
215:         $adapter = $this->_getWriteAdapter();
216: 
217:         $where = array('name = ?' => $name);
218:         $where[] = new Zend_Db_Expr($adapter->prepareSqlCondition('path', array('seq' => $path)));
219: 
220:         $adapter->delete($this->getMainTable(), $where);
221:     }
222: }
223: