popsu-d7/sites/all/modules/less/engines/engine.less_js.inc
2015-04-26 18:38:56 +02:00

72 lines
1.5 KiB
PHP

<?php
/**
* Class \LessEngineLess_js
*/
class LessEngineLess_js extends LessEngine {
/**
* @var \Lessjs
*/
private $less_js_parser;
/**
* Instantiates new instances of \Lessjs.
*
* @param string $input_file_path
*
* @see \Lessjs
*/
public function __construct($input_file_path) {
parent::__construct($input_file_path);
$this->less_js_parser = Lessjs::create($this->input_file_path);
}
/**
* We override here because getting dependencies from less.js requires another
* full parse. This way we only do that if dependencies are requested.
*
* @return string[]
*
* @see \Lessjs::depends()
*/
public function getDependencies() {
$this->dependencies = $this->less_js_parser->depends();
return parent::getDependencies();
}
/**
* {@inheritdoc}
* This compiles using engine specific function calls.
*/
public function compile() {
$compiled_styles = NULL;
try {
$this->less_js_parser->source_maps($this->source_maps_enabled, $this->source_maps_base_path, $this->source_maps_root_path);
foreach ($this->import_directories as $directory) {
$this->less_js_parser->include_path($directory);
}
foreach ($this->variables as $var_name => $var_value) {
$this->less_js_parser->modify_var(trim($var_name, '@'), trim($var_value, ';'));
}
$compiled_styles = $this->less_js_parser->compile();
}
catch (Exception $e) {
throw $e;
}
return $compiled_styles;
}
}