/**
* Compiler des styles inline LESS en CSS
*
* @param string $style
* contenu du .less
* @param array $contexte
* file : chemin du fichier compile
* utilise en cas de message d'erreur, et pour le repertoire de reference des @import
* @return string
*/
function lesscss_compile($style, $contexte = array())
{
static $import_dirs = null;
require_once 'less.php/Less.php';
if (is_null($import_dirs)) {
$path = _chemin();
$import_dirs = array();
foreach ($path as $p) {
$import_dirs[$p] = protocole_implicite(url_absolue($p ? $p : "./"));
}
}
$parser = new Less_Parser();
include_spip('inc/config');
$parser->setOption('sourceMap', lire_config('lesscss/activer_sourcemaps', false) == "on" ? true : false);
$parser->setImportDirs($import_dirs);
$parser->relativeUrls = true;
try {
$url_absolue = $contexte['file'] ? protocole_implicite(url_absolue($contexte['file'])) : null;
$parser->parse($style, $url_absolue);
$out = $parser->getCss();
if ($files = Less_Parser::AllParsedFiles() and count($files)) {
$l = strlen(_DIR_RACINE);
foreach ($files as $k => $file) {
if (strncmp($file, _DIR_RACINE, $l) == 0) {
$files[$k] = substr($file, $l);
}
}
$out = "/*\n#@" . implode("\n#@", $files) . "\n*" . "/\n" . $out;
}
return $out;
} catch (exception $ex) {
spip_log('less.php fatal error:' . $ex->getMessage(), 'less' . _LOG_ERREUR);
erreur_squelette("LESS : Echec compilation" . (isset($contexte['file']) ? " fichier " . $contexte['file'] : "") . "<br />" . $ex->getMessage());
return '';
}
}
/**
* Compile into a single string using PHPLess
*
* @access protected
* @param mixed $contents
* @return string
*/
protected function _compile_css()
{
$parser = new Less_Parser();
if (Arr::get($this->_config, 'minify_css', false)) {
$parser->setOption('compress', true);
}
if (!empty($this->_import_dirs)) {
$parser->SetImportDirs($this->_import_dirs);
}
foreach ($this->_paths['css'] as $file) {
$file_location = $this->_get_file_location('css', $file);
$parser->parseFile($file_location);
}
$css = $parser->getCss();
return $css;
}