/**
* Returns not only the URL for the file, but also the URLs
* of the files it requires (if it's a manifest file).
*/
public function getFileUrls($filename)
{
if ($file = $this->findFile($filename)) {
$parser = new Rails\Assets\Parser\Base($file);
$parser->parse(Rails\Assets\Parser\Base::PARSE_TYPE_GET_PATHS);
$urls = [];
foreach ($parser->urlPaths() as $url) {
$urls[] = $url . '?body=1';
}
return $urls;
}
return false;
}
/**
* Accepts:
* string - a filename (e.g. application.css), or
* File object
*
* Compiles, minifies and gz-compresses files. Also updates the
* manifest index file.
* Note that files with same name will be deleted.
*/
public function compileFile($filename)
{
if (!$this->compilePath()) {
throw new Exception\RuntimeException("Missing asset configuration 'compile_path'");
} elseif (!$this->manifestFileName) {
throw new Exception\RuntimeException(sprintf("Property %s::\$manifestFileName must not be empty", __CLASS__));
}
if (is_string($filename)) {
$file = $this->findFile($filename);
if (!$file) {
throw new Exception\RuntimeException(sprintf("Asset file not found: %s", $filename));
}
} elseif ($filename instanceof File) {
$file = $filename;
} else {
throw new Exception\InvalidArgumentException(sprintf("Argument must be string or Rails\\Assets\\File, %s passed", gettype($filename)));
}
$this->console("Compiling file " . $file->full_path());
$basePath = $this->compilePath() . $this->prefix();
$ext = $file->type();
$relativeDir = $file->relative_dir();
if ($relativeDir) {
$relativeDir .= '/';
}
$fileroot = $basePath . '/' . $relativeDir . $file->file_root();
$compiledFileDir = dirname($fileroot);
if (!is_dir($compiledFileDir)) {
try {
mkdir($compiledFileDir, 0755, true);
} catch (\Exception $e) {
throw new Exception\RuntimeException(sprintf("Couldn't create dir %s: %s", $compiledFileDir, $e->getMessage()));
}
}
set_time_limit(360);
$parser = new Parser\Base($file);
$parser->parse(Parser\Base::PARSE_TYPE_FULL);
$fileContents = $parser->parsed_file();
if ($this->config()->compress) {
$fileContents = $this->compressFile($fileContents, $ext);
}
$compileFiles = [$fileroot . '.' . $ext];
if ($this->config()->digest) {
$md5 = md5($fileContents);
$compileFiles[] = $fileroot . '-' . $md5 . '.' . $ext;
}
foreach ($compileFiles as $compileFile) {
$this->createCompiledFile($compileFile, $fileContents);
}
$relativePath = $relativeDir . $file->file_root();
if ($this->config()->digest) {
# Delete previous md5 files
$pattern = $fileroot . '-*.' . $ext . '*';
if ($mfiles = glob($pattern)) {
$regexp = '/-' . $md5 . '\\.' . $ext . '(\\.gz)?$/';
foreach ($mfiles as $mfile) {
if (!preg_match($regexp, $mfile)) {
unlink($mfile);
}
}
}
$this->updateManifestIndex($relativePath . '.' . $ext, $relativePath . '-' . $md5 . '.' . $ext);
}
return true;
}
public function serve_file($file_path)
{
$file = Rails::assets()->findFile($file_path);
if (!$file) {
$this->set_404_headers();
return;
}
$ext = $file->type();
$parser = null;
switch ($ext) {
case 'js':
$parser = new Parser\Base($file);
$this->set_javascript_headers();
break;
case 'css':
$parser = new Parser\Base($file);
$this->set_stylesheet_headers();
break;
case 'jpeg':
$this->headers()->contentType('image/jpeg');
break;
case 'jpg':
$this->headers()->contentType('image/jpeg');
break;
case 'png':
$this->headers()->contentType('image/png');
break;
case 'gif':
$this->headers()->contentType('image/gif');
break;
case 'svg':
$this->headers()->contentType('image/svg+xml');
break;
case 'ttf':
$this->headers()->contentType('application/x-font-ttf');
break;
case 'woff':
$this->headers()->contentType('application/font-woff');
break;
default:
$this->headers()->contentType('application/octet-stream');
return;
}
if ($parser) {
if ($this->params()->body) {
$parseType = Parser\Base::PARSE_TYPE_NONE;
} else {
$parseType = Parser\Base::PARSE_TYPE_FULL;
}
$parser->parse($parseType);
$file_contents = $parser->parsed_file();
} else {
$file_contents = file_get_contents($file->full_path());
}
$etag = md5($file_contents);
$date = date('D, d M Y H:i:s e');
$last_modified = Rails::cache()->fetch('assets.last_mod.' . $file->full_path(), function () use($date) {
return $date;
});
if ($this->file_modified($etag, $last_modified)) {
$this->headers()->add("Last-Modified", $last_modified);
$this->headers()->add("Cache-Control", 'public, max-age=31536000');
$this->headers()->add("ETag", $etag);
Rails::application()->dispatcher()->response()->body($file_contents);
} else {
$this->headers()->status('HTTP/1.1 304 Not Modified');
Rails::application()->dispatcher()->response()->body('');
}
}
