/**
* Checks if an asset should be dumped.
*
* @param string $name The asset name
* @param array &$previously An array of previous visits
*
* @return Boolean Whether the asset should be dumped
*/
private function checkAsset($name, array &$previously)
{
$formula = $this->am->hasFormula($name) ? serialize($this->am->getFormula($name)) : null;
$asset = $this->am->get($name);
$mtime = 0;
foreach ($this->getAssetVarCombinations($asset) as $combination) {
$asset->setValues($combination);
$mtime = max($mtime, $this->am->getLastModified($asset));
}
if (isset($previously[$name])) {
$changed = $previously[$name]['mtime'] != $mtime || $previously[$name]['formula'] != $formula;
} else {
$changed = true;
}
$previously[$name] = array('mtime' => $mtime, 'formula' => $formula);
return $changed;
}
public function computeAsset($relative_path, $name = null)
{
$paths = is_array($relative_path) ? $relative_path : array($relative_path);
if (count($paths) > 1 && null === $name) {
throw new Exception('You have to define a name for asset collection');
}
$am = new LazyAssetManager(new AssetFactory(''));
$assets = array();
$asset_collection = new AssetCollection();
if ($this->settings['modes'] & Modes::CONCAT) {
$assets[] = $asset_collection;
}
foreach ($paths as $p) {
$file = $this->loader->fromAppPath($p);
$asset = $file->asset(['compass' => $this->settings['modes'] & Modes::COMPASS]);
$ext = str_replace(array('sass', 'scss'), 'css', File::getExt($p));
$filename = substr($p, 0, strrpos($p, '.'));
if ($this->settings['modes'] & Modes::CONCAT) {
$asset_collection->add($asset);
if (null === $name) {
$name = $filename . $ext;
}
$asset_collection->setTargetPath($name);
} else {
$asset->setTargetPath($filename . $ext);
$assets[] = $asset;
}
}
foreach ($assets as $asset) {
// add the timestamp
$target_path = explode('/', $asset->getTargetPath());
$file_name = array_pop($target_path);
$target_path[] = $am->getLastModified($asset) . '-' . $file_name;
$web_path = implode('/', $target_path);
$asset->setTargetPath($web_path);
if (!file_exists($this->settings['public_path'] . '/' . $this->settings['compiled_dir'] . '/' . $asset->getTargetPath())) {
if ($this->settings['modes'] & Modes::MINIFY) {
switch ($ext) {
case '.css':
$asset->ensureFilter(new \Assetic\Filter\CssMinFilter());
break;
case '.js':
$asset->ensureFilter(new \Assetic\Filter\JSMinFilter());
break;
}
}
$writer = new AssetWriter($this->settings['public_path'] . '/' . $this->settings['compiled_dir']);
$writer->writeAsset($asset);
}
}
return $assets[0];
}
