public function getDependencies($path)
{
$text = file_get_contents($path);
// Find all '@import' statements.
$imports = array();
if (!preg_match_all('/^\\s*@import\\s+"([^"]+)"\\s*;/m', $text, $imports)) {
return null;
}
$dependencies = array();
$less = new \lessc($path);
foreach ($imports[1] as $f) {
// Imported CSS files are kepts as @import statements in the compiled
// file so they don't count as bake dependencies.
if (pathinfo($f, PATHINFO_EXTENSION) == 'css') {
continue;
}
$import = $less->findImport($f);
if ($import) {
$dependencies[] = $import;
} else {
throw new PieCrustException("Can't find dependency '" . $f . "' for LESS file: " . $path);
}
}
return $dependencies;
}
