/**
* Generates the CSS
*
* @param ILess_Environment $env
* @return string
*/
public function generateCSS(ILess_Environment $env)
{
$output = new ILess_Output_Mapped($this->contentsMap, $this);
// catch the output
$this->root->generateCSS($env, $output);
// prepare sources
foreach ($this->contentsMap as $filename => $contents) {
// match md5 hash in square brackets _[#HASH#]_
// see ILess_Parser_Core::parseString()
if (preg_match('/(\\[__[0-9a-f]{32}__\\])+$/', $filename)) {
$filename = substr($filename, 0, -38);
}
$this->sources[$this->normalizeFilename($filename)] = $contents;
}
$sourceMapUrl = null;
if ($url = $this->getOption('url')) {
$sourceMapUrl = $url;
} elseif ($path = $this->getOption('filename')) {
$sourceMapUrl = $this->normalizeFilename($path);
// naming conventions, make it foobar.css.map
if (!preg_match('/\\.map$/', $sourceMapUrl)) {
$sourceMapUrl = sprintf('%s.map', $sourceMapUrl);
}
}
$sourceMapContent = $this->generateJson();
// write map to a file
if ($file = $this->getOption('write_to')) {
// FIXME: should this happen here?
$this->saveMap($file, $sourceMapContent);
} else {
$sourceMapUrl = sprintf('data:application/json,%s', ILess_Util::encodeURIComponent($sourceMapContent));
}
if ($sourceMapUrl) {
$output->add(sprintf('/*# sourceMappingURL=%s */', $sourceMapUrl));
}
return $output->toString();
}
