Script for fetching all google code download files for migration.

mirror.php

<?php

function downloadfiles($url)
{
	$json = file_get_contents($url);
	if (!$json) {
		return false;
	}
	//print_r(json_decode($json));
	$data = json_decode($json);
	foreach($data->downloads as $d) {
		$url = downUrl($d->filename);
		echo "downloading {$d->filename}...";
		if ($cont = file_get_contents($url)) {
			file_put_contents("files/{$d->filename}", $cont);
			file_put_contents("files/{$d->filename}.info.json", json_encode($d, JSON_PRETTY_PRINT));
			echo "done.\n";
		} else {
			echo "FAILED!\n";
		}
	}
	return true;
}

function downUrl($file)
{
	return 'https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/yii/' . $file;
}

mkdir('files', 0755, true);

$page = 1;
do {
	$url = 'https://www.googleapis.com/storage/v1/b/google-code-archive/o/v2%2Fcode.google.com%2Fyii%2Fdownloads-page-'.$page.'.json?alt=media&stripTrailingSlashes=false';
	++$page;
} while(downloadfiles($url));