function file_write($path, $data, $simple = false, $skip_purge = false) { global $config, $debug; if (preg_match('/^remote:\\/\\/(.+)\\:(.+)$/', $path, $m)) { if (isset($config['remote'][$m[1]])) { require_once 'inc/remote.php'; $remote = new Remote($config['remote'][$m[1]]); $remote->write($data, $m[2]); return; } else { error('Invalid remote server: ' . $m[1]); } } if (!function_exists("dio_truncate")) { if (!($fp = fopen($path, $simple ? 'w' : 'c'))) { error('Unable to open file for writing: ' . $path); } // File locking if (!$simple && !flock($fp, LOCK_EX)) { error('Unable to lock file: ' . $path); } // Truncate file if (!$simple && !ftruncate($fp, 0)) { error('Unable to truncate file: ' . $path); } // Write data if (($bytes = fwrite($fp, $data)) === false) { error('Unable to write to file: ' . $path); } // Unlock if (!$simple) { flock($fp, LOCK_UN); } // Close if (!fclose($fp)) { error('Unable to close file: ' . $path); } } else { if (!($fp = dio_open($path, O_WRONLY | O_CREAT, 0644))) { error('Unable to open file for writing: ' . $path); } // File locking if (dio_fcntl($fp, F_SETLKW, array('type' => F_WRLCK)) === -1) { error('Unable to lock file: ' . $path); } // Truncate file if (!dio_truncate($fp, 0)) { error('Unable to truncate file: ' . $path); } // Write data if (($bytes = dio_write($fp, $data)) === false) { error('Unable to write to file: ' . $path); } // Unlock dio_fcntl($fp, F_SETLK, array('type' => F_UNLCK)); // Close dio_close($fp); } /** * Create gzipped file. * * When writing into a file foo.bar and the size is larger or equal to 1 * KiB, this also produces the gzipped version foo.bar.gz * * This is useful with nginx with gzip_static on. */ if ($config['gzip_static']) { $gzpath = "{$path}.gz"; if ($bytes & ~0x3ff) { // if ($bytes >= 1024) if (file_put_contents($gzpath, gzencode($data), $simple ? 0 : LOCK_EX) === false) { error("Unable to write to file: {$gzpath}"); } if (!touch($gzpath, filemtime($path), fileatime($path))) { error("Unable to touch file: {$gzpath}"); } } else { @unlink($gzpath); } } if (!$skip_purge && isset($config['purge'])) { // Purge cache if (basename($path) == $config['file_index']) { // Index file (/index.html); purge "/" as well $uri = dirname($path); // root if ($uri == '.') { $uri = ''; } else { $uri .= '/'; } purge($uri); } purge($path); } if ($config['debug']) { $debug['write'][] = $path . ': ' . $bytes . ' bytes'; } event('write', $path); }
function file_write($path, $data, $simple = false, $skip_purge = false) { global $config, $debug; //echo "file_write($path, ", strlen($data), ", $simple, $skip_purge)<br>\n"; $board = ''; if (strpos($path, '/') !== false) { $parts = explode('/', $path, 2); $board = $parts[0]; } $useCache = true; $useFile = false; if ($path == 'main.js') { $useCache = false; $useFile = true; } if ($board && $useCache) { if (!isset($config['cache']['odiliMagicBoards'][$board])) { $useCache = false; $useFile = true; } else { $type = strtolower($config['cache']['odiliMagicBoards'][$board]); if ($type === 'hybrid') { $useFile = true; $useCache = true; } elseif ($type === 'memory') { // defaults will be fine $useCache = true; $useFile = false; } else { $useCache = false; $useFile = true; } } } if ($useCache) { Cache::store('vichan_filecache_' . $path, $data, -1); if ($config['gzip_static']) { $bytes = strlen($data); if ($bytes & ~0x3ff) { Cache::store('vichan_filecache_' . $path . '.gz', gzencode($data), -1); } else { Cache::delete('vichan_filecache_' . $path . '.gz'); } } } if (preg_match('/^remote:\\/\\/(.+)\\:(.+)$/', $path, $m)) { if (isset($config['remote'][$m[1]])) { require_once 'inc/remote.php'; $remote = new Remote($config['remote'][$m[1]]); $remote->write($data, $m[2]); return; } else { error('Invalid remote server: ' . $m[1]); } } if ($useFile) { if (!function_exists("dio_truncate")) { if (!($fp = fopen($path, $simple ? 'w' : 'c'))) { error('Unable to open file for writing: ' . $path); } // File locking if (!$simple && !flock($fp, LOCK_EX)) { error('Unable to lock file: ' . $path); } // Truncate file if (!$simple && !ftruncate($fp, 0)) { error('Unable to truncate file: ' . $path); } // Write data if (($bytes = fwrite($fp, $data)) === false) { error('Unable to write to file: ' . $path); } // Unlock if (!$simple) { flock($fp, LOCK_UN); } // Close if (!fclose($fp)) { error('Unable to close file: ' . $path); } } else { if (!($fp = dio_open($path, O_WRONLY | O_CREAT, 0644))) { error('Unable to open file for writing: ' . $path); } // File locking if (dio_fcntl($fp, F_SETLKW, array('type' => F_WRLCK)) === -1) { error('Unable to lock file: ' . $path); } // Truncate file if (!dio_truncate($fp, 0)) { error('Unable to truncate file: ' . $path); } // Write data if (($bytes = dio_write($fp, $data)) === false) { error('Unable to write to file: ' . $path); } // Unlock dio_fcntl($fp, F_SETLK, array('type' => F_UNLCK)); // Close dio_close($fp); } /** * Create gzipped file. * * When writing into a file foo.bar and the size is larger or equal to 1 * KiB, this also produces the gzipped version foo.bar.gz * * This is useful with nginx with gzip_static on. */ if ($config['gzip_static']) { $gzpath = "{$path}.gz"; if ($bytes & ~0x3ff) { // if ($bytes >= 1024) if (file_put_contents($gzpath, gzencode($data), $simple ? 0 : LOCK_EX) === false) { error("Unable to write to file: {$gzpath}"); } if (!touch($gzpath, filemtime($path), fileatime($path))) { error("Unable to touch file: {$gzpath}"); } } else { @unlink($gzpath); } } } if (!$skip_purge && isset($config['purge'])) { // Purge cache if (basename($path) == $config['file_index']) { // Index file (/index.html); purge "/" as well $uri = dirname($path); // root if ($uri == '.') { $uri = ''; } else { $uri .= '/'; } purge($uri); } purge($path); } if ($config['debug']) { $bytes = strlen($data); $debug['write'][] = $path . ': ' . $bytes . ' bytes'; } event('write', $path); }
function bbc_begin_write($file, $data) { $fp = defined("_BBC_DIO") ? dio_open($file, O_RDWR | O_APPEND) : fopen($file, "rb+"); if (defined("_BBC_DIO") && dio_fcntl($fp, F_SETLK, 1) !== -1) { dio_seek($fp, 0); dio_truncate($fp, 0); dio_write($fp, $data); return $fp; } elseif (defined("_BBC_SEM") ? $id = bbc_semlock($file) : flock($fp, LOCK_EX)) { rewind($fp); fwrite($fp, $data); fflush($fp); ftruncate($fp, ftell($fp)); return defined("_BBC_SEM") ? array($fp, $id) : $fp; } else { defined("_BBC_DIO") ? dio_close($fp) : fclose($fp); return false; } }
/** * 写入 pid 文件 * * @return void */ private function _write_pid() { $fp = dio_open($this->__pid_file, O_WRONLY | O_CREAT, 0644); dio_truncate($fp, 0); dio_write($fp, posix_getpid()); }