/**
* Set path to file for download
*
* The Last-Modified header will be set to files filemtime(), actually.
* Returns PEAR_Error (HTTP_DOWNLOAD_E_INVALID_FILE) if file doesn't exist.
* Sends HTTP 404 status if $send_404 is set to true.
*
* @access public
* @return mixed Returns true on success or PEAR_Error on failure.
* @param string $file path to file for download
* @param bool $send_404 whether to send HTTP/404 if
* the file wasn't found
*/
function setFile($file, $send_404 = true)
{
$file = realpath($file);
if (!Codendi_File::isFile($file)) {
if ($send_404) {
$this->HTTP->sendStatusCode(404);
}
return PEAR::raiseError("File '{$file}' not found.", HTTP_DOWNLOAD_E_INVALID_FILE);
}
$this->setLastModified(filemtime($file));
$this->file = PHP_BigFile::stream($file);
$this->size = Codendi_File::getSize($file);
return true;
}
function testWithBigFile()
{
//$this->assertTrue(is_writeable($this->writePath), "$this->writePath should be writable");
$writeFile = fopen(PHP_BigFile::stream($this->writePath), 'wb');
$this->assertTrue($writeFile);
$file = new FRSFile();
$file->file_location = $this->readPath;
$fileSize = PHP_BigFile::getSize($this->readPath);
$chunkSize = 8 * 1024 * 1024;
$nbChunks = ceil($fileSize / $chunkSize);
for ($i = 0; $i < $nbChunks; $i++) {
$data = $file->getContent($i * $chunkSize, $chunkSize);
$written = fwrite($writeFile, $data);
$this->assertEqual(strlen($data), $written);
}
$this->assertIdentical(md5_file($this->readPath), md5_file($this->writePath));
}
/**
* Returns the content of the file, in a raw resource
*
* +2GB safe
*
* @return mixed the content of the file
*/
function getContent($offset = 0, $size = -1)
{
if ($size == -1) {
$size = $this->getFileSize();
}
$path = PHP_BigFile::stream(realpath($this->getFileLocation()));
return file_get_contents($path, false, NULL, $offset, $size);
}
