/**
* Converts the ruleset to CSS
*
* @param ILess_Node_Ruleset $ruleset
* @param array $variables
* @return string The generated CSS code
*/
protected function toCSS(ILess_Node_Ruleset $ruleset, array $variables)
{
$this->setupMathAndLocale();
$this->prepareVariables($this->env, $variables);
// precompilation visitors
foreach ($this->getPreCompileVisitors() as $visitor) {
$visitor->run($ruleset);
}
// compile the ruleset
$compiled = $ruleset->compile($this->env);
// post compilation visitors
foreach ($this->getPostCompileVisitors() as $visitor) {
$visitor->run($compiled);
}
if ($this->getEnvironment()->sourceMap) {
$generator = new ILess_SourceMap_Generator($compiled, $this->env->getContentsMap(), $this->env->sourceMapOptions);
// will also save file
// FIXME: should happen somewhere else?
$css = $generator->generateCSS($this->env);
} else {
$css = $compiled->toCSS($this->env);
}
if ($this->env->compress) {
$css = preg_replace('/(^(\\s)+)|((\\s)+$)/', '', $css);
}
$this->restoreMathAndLocale();
return $css;
}
