/**
* Compile an asset collection.
*
* @param Basset\Collection $collection
* @return void
*/
protected function compile(Collection $collection)
{
$force = isset($_SERVER['CLI']['FORCE']);
// If the compile path does not exist attempt to create it.
if (!File::exists($this->compilePath)) {
File::mkdir($this->compilePath);
}
$groups = $collection->getAssets();
if (empty($groups)) {
echo "The collection '{$collection->getName()}' has no assets to compile.\n";
}
foreach ($groups as $group => $assets) {
$path = $this->compilePath . '/' . $collection->getCompiledName($group);
// We only compile a collection if a compiled file doesn't exist yet or if a change to one of the assets
// in the collection is detected by comparing the last modified times.
if (File::exists($path) and File::modified($path) >= $collection->lastModified($group)) {
// If the force flag has been set then we'll recompile, otherwise this collection does not need
// to be changed.
if (!$force) {
echo "The {$group}s for the collection '{$collection->getName()}' do not need to be compiled.\n";
continue;
}
}
$compiled = $collection->compile($group);
echo "Successfully compiled {$collection->getCompiledName($group)}\n";
File::put($path, $compiled);
}
}
