/**
* @see sfTask
*/
protected function execute($arguments = array(), $options = array())
{
// Inits sfLESS instance for compilation help
$less = new sfLESS(new sfLESSConfig(false, isset($options['compress']) && $options['compress']));
// Remove old CSS files if --clean option specified
if (isset($options['clean']) && $options['clean']) {
foreach ($less->findCssFiles() as $cssFile) {
if (!isset($arguments['file']) || false !== strpos($cssFile, $arguments['file'] . '.css')) {
unlink($cssFile);
$this->logSection('removed', str_replace(sfLESS::getConfig()->getCssPaths(), '', $cssFile));
}
}
}
// Outputs debug info
if (isset($options['debug']) && $options['debug']) {
foreach (sfLESS::getConfig()->getDebugInfo() as $key => $value) {
$this->logSection('debug', sprintf("%s:\t%s", $key, $value), null, 'INFO');
}
}
// Compiles LESS files
foreach ($less->findLessFiles() as $lessFile) {
if (!isset($arguments['file']) || false !== strpos($lessFile, $arguments['file'] . '.less')) {
if ($less->compile($lessFile)) {
if (isset($options['debug']) && $options['debug']) {
$this->logSection('compiled', sprintf("%s => %s", sfLESSUtils::getProjectRelativePath($lessFile), sfLESSUtils::getProjectRelativePath($less->getCssPathOfLess($lessFile))), null, 'COMMAND');
} else {
$this->logSection('compiled', str_replace(sfLESS::getConfig()->getLessPaths(), '', $lessFile), null, 'COMMAND');
}
}
}
}
}
/**
* Compute the dependencies of the file
*
* @param file $lessFile A less file
* @param array $deps An array of pre-existing dependencies
*
* @return array The updated array of dependencies
*/
protected function computeDependencies($lessFile, array $deps)
{
if (!sfLESSUtils::isPathAbsolute($lessFile)) {
$lessFile = realpath($this->path . '/' . $lessFile);
}
if (is_file($lessFile)) {
$less = sfLESSUtils::stripLessComments(file_get_contents($lessFile));
if (preg_match_all("/@import\\s+(?:url\\s*\\(\\s*)?(['\"])(.*?)\\1\\s*(?:\\))?\\s*;/", $less, $files)) {
foreach ($files[2] as $file) {
// Append the .less when the extension is omitted
if (!preg_match('/\\.(le?|c)ss$/', $file)) {
$file .= '.less';
}
// Compute the canonical path
if (sfLESSUtils::isPathAbsolute($file)) {
$file = realpath($this->path . $file);
} else {
$file = realpath(dirname($lessFile) . '/' . $file);
}
if ($file !== false && !in_array($file, $deps) && !preg_match('/\\.css$/', $file)) {
$deps[] = $file;
// Recursively add dependencies
$deps += $this->computeDependencies($file, $deps);
}
}
}
return $deps;
} else {
return array();
}
}
/**
* @see LESSConfig
*/
public function getLessPaths()
{
return sfLESSUtils::getSepFixedPath(sfConfig::get('sf_web_dir')) . '/less/';
}
/**
* Write the CSS content to a file
*
* @param string $cssFile a CSS file
* @param string $buffer the css content
*
* @return boolean true if succesfully written & false in other way
*/
public function writeCssFile($cssFile, $buffer)
{
// Fix duplicate lines
if (self::getConfig()->getFixDuplicate()) {
$buffer = sfLESSUtils::fixDuplicateLines($buffer);
}
// Compress CSS if we use compression
if (self::getConfig()->isUseCompression()) {
$buffer = sfLESSUtils::getCompressedCss($buffer);
}
// Add compiler header to CSS & writes it to file
$status = file_put_contents($cssFile, sfLESSUtils::getCssHeader() . "\n\n" . $buffer);
if ('\\' != DIRECTORY_SEPARATOR && $status !== false && fileowner($cssFile) == posix_geteuid()) {
// Only attempt to chmod files we own
chmod($cssFile, 0666);
}
return $status;
}