public function testFilesystem() { $tempPath = dirname(__FILE__) . '/_tempFiles/_files'; if (is_dir($tempPath)) { // remove files from temporary direcytory $dir = opendir($tempPath); while (($file = readdir($dir)) !== false) { if (!is_dir($tempPath . '/' . $file)) { @unlink($tempPath . '/' . $file); } } closedir($dir); } $directory = new Zend_Search_Lucene_Storage_Directory_Filesystem($tempPath); $this->assertTrue($directory instanceof Zend_Search_Lucene_Storage_Directory); $this->assertEquals(count($directory->fileList()), 0); $fileObject = $directory->createFile('file1'); $this->assertTrue($fileObject instanceof Zend_Search_Lucene_Storage_File); unset($fileObject); $this->assertEquals($directory->fileLength('file1'), 0); $this->assertEquals(count(array_diff($directory->fileList(), array('file1'))), 0); $directory->deleteFile('file1'); $this->assertEquals(count($directory->fileList()), 0); $this->assertFalse($directory->fileExists('file2')); $fileObject = $directory->createFile('file2'); $this->assertEquals($directory->fileLength('file2'), 0); $fileObject->writeBytes('0123456789'); unset($fileObject); $this->assertEquals($directory->fileLength('file2'), 10); $directory->renameFile('file2', 'file3'); $this->assertEquals(count(array_diff($directory->fileList(), array('file3'))), 0); $modifiedAt1 = $directory->fileModified('file3'); clearstatcache(); $directory->touchFile('file3'); $modifiedAt2 = $directory->fileModified('file3'); sleep(1); clearstatcache(); $directory->touchFile('file3'); $modifiedAt3 = $directory->fileModified('file3'); $this->assertTrue($modifiedAt2 >= $modifiedAt1); $this->assertTrue($modifiedAt3 > $modifiedAt2); $fileObject = $directory->getFileObject('file3'); $this->assertEquals($fileObject->readBytes($directory->fileLength('file3')), '0123456789'); unset($fileObject); $fileObject = $directory->createFile('file3'); $this->assertEquals($fileObject->readBytes($directory->fileLength('file3')), ''); unset($fileObject); $directory->deleteFile('file3'); $this->assertEquals(count($directory->fileList()), 0); $directory->close(); }
/** * Detect latest delete generation * * Is actualy used from writeChanges() method or from the constructor if it's invoked from * Index writer. In both cases index write lock is already obtained, so we shouldn't care * about it * * @return integer */ private function _detectLatestDelGen() { $delFileList = array(); foreach ($this->_directory->fileList() as $file) { if ($file == $this->_name . '.del') { // Matches <segment_name>.del file name $delFileList[] = 0; } else if (preg_match('/^' . $this->_name . '_([a-zA-Z0-9]+)\.del$/i', $file, $matches)) { // Matches <segment_name>_NNN.del file names $delFileList[] = (int)base_convert($matches[1], 36, 10); } } if (count($delFileList) == 0) { // There is no deletions file for current segment in the directory // Set deletions file generation number to 1 return -1; } else { // There are some deletions files for current segment in the directory // Set deletions file generation number to the highest nuber return max($delFileList); } }
/** * Write changes if it's necessary. */ public function writeChanges() { if (!$this->_deletedDirty) { return; } if (extension_loaded('bitset')) { $delBytes = $this->_deleted; $bitCount = count(bitset_to_array($delBytes)); } else { $byteCount = floor($this->_docCount / 8) + 1; $delBytes = str_repeat(chr(0), $byteCount); for ($count = 0; $count < $byteCount; $count++) { $byte = 0; for ($bit = 0; $bit < 8; $bit++) { if (isset($this->_deleted[$count * 8 + $bit])) { $byte |= 1 << $bit; } } $delBytes[$count] = chr($byte); } $bitCount = count($this->_deleted); } // Get new generation number $lock = Zend_Search_Lucene::obtainWriteLock($this->_directory); $delFileList = array(); foreach ($this->_directory->fileList() as $file) { if ($file == $this->_name . '.del') { // Matches <segment_name>.del file name $delFileList[] = 0; } else { if (preg_match('/^' . $this->_name . '_([a-zA-Z0-9]+)\\.del$/i', $file, $matches)) { // Matches <segment_name>_NNN.del file names $delFileList[] = (int) $matches[1]; } } } if (count($delFileList) == 0) { // There is no deletions file for current segment in the directory // Set detetions file generation number to 1 $this->_delGen = 1; } else { // There are some deletions files for current segment in the directory // Set detetions file generation number to the highest + 1 $this->_delGen = max($delFileList) + 1; } $delFile = $this->_directory->createFile($this->_name . '_' . base_convert($this->_delGen, 10, 36) . '.del'); Zend_Search_Lucene::releaseWriteLock($this->_directory, $lock); $delFile->writeInt($this->_docCount); $delFile->writeInt($bitCount); $delFile->writeBytes($delBytes); $this->_deletedDirty = false; }