private static function writeCacheFile($file, $content)
    {
        $dir = dirname($file);
        if (!is_writable($dir)) {
            throw new \RuntimeException(sprintf('Cache directory "%s" is not writable.', $dir));
        }

        $tmpFile = tempnam($dir, basename($file));

        if (false !== @file_put_contents($tmpFile, $content) && @rename($tmpFile, $file)) {
            @chmod($file, 0666 & ~umask());

            return;
        }

        throw new \RuntimeException(sprintf('Failed to write cache file "%s".', $file));
    }
private static function writeCacheFile($file, $content)
    {
        $dir = dirname($file);
        if (!is_writable($dir)) {
            throw new \RuntimeException(sprintf('Cache directory "%s" is not writable.', $dir));
        }

        $tmpFile = tempnam($dir, basename($file));

        if (false !== @file_put_contents($tmpFile, $content) && @rename($tmpFile, $file)) {
            @chmod($file, 0666 & ~umask());

            return;
        }

        throw new \RuntimeException(sprintf('Failed to write cache file "%s".', $file));
    }
private static function writeCacheFile ( $ file , $ content ) { $ dir = dirname ( $ file ) ; if ( ! is_writable ( $ dir ) ) { throw new \ RuntimeException ( sprintf ( 'Cache directory "%s" is not writable.' , $ dir ) ) ; } $ tmpFile = tempnam ( $ dir , basename ( $ file ) ) ; if ( false !== @ file_put_contents ( $ tmpFile , $ content ) && @ rename ( $ tmpFile , $ file ) ) { @ chmod ( $ file , 0666 & ~ umask ( ) ) ; return ; } throw new \ RuntimeException ( sprintf ( 'Failed to write cache file "%s".' , $ file ) ) ; }
Writes a cache file.

@param string $file    Filename
@param string $content Temporary file content

@throws \RuntimeException when a cache file cannot be written
Writes a cache file .