/usr/share/php/Icinga/Web/LessCompiler.php is in php-icinga 2.1.0-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */
namespace Icinga\Web;
use Exception;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;
use RegexIterator;
use RecursiveRegexIterator;
use Icinga\Application\Icinga;
use lessc;
/**
* Less compiler prints files or directories to stdout
*/
class LessCompiler
{
/**
* Collection of items: File or directories
*
* @var array
*/
private $items = array();
/**
* lessphp compiler
*
* @var \lessc
*/
private $lessc;
private $source;
/**
* Create a new instance
*/
public function __construct()
{
require_once 'lessphp/lessc.inc.php';
$this->lessc = new lessc();
}
/**
* Disable the extendend import functionality
*
* @return $this
*/
public function disableExtendedImport()
{
$this->lessc->importDisabled = true;
return $this;
}
public function compress()
{
$this->lessc->setPreserveComments(false);
$this->lessc->setFormatter('compressed');
return $this;
}
/**
* Add usable style item to stack
*
* @param string $item File or directory
*/
public function addItem($item)
{
$this->items[] = $item;
}
public function addLoadedModules()
{
foreach (Icinga::app()->getModuleManager()->getLoadedModules() as $name => $module) {
$this->addModule($name, $module);
}
return $this;
}
public function addFile($filename)
{
$this->source .= "\n/* CSS: $filename */\n"
. file_get_contents($filename)
. "\n\n";
return $this;
}
public function compile()
{
return $this->lessc->compile($this->source);
}
public function addModule($name, $module)
{
if ($module->hasCss()) {
$contents = array();
foreach ($module->getCssFiles() as $path) {
if (file_exists($path)) {
$contents[] = "/* CSS: modules/$name/$path */\n" . file_get_contents($path);
}
}
$this->source .= ''
. '.icinga-module.module-'
. $name
. " {\n"
. join("\n\n", $contents)
. "}\n\n";
}
return $this;
}
/**
* Compile and print a single file
*
* @param string $file
*/
public function printFile($file)
{
$ext = pathinfo($file, PATHINFO_EXTENSION);
echo PHP_EOL. '/* CSS: ' . $file . ' */' . PHP_EOL;
if ($ext === 'css') {
readfile($file);
} elseif ($ext === 'less') {
try {
echo $this->lessc->compileFile($file);
} catch (Exception $e) {
echo '/* ' . PHP_EOL . ' ===' . PHP_EOL;
echo ' Error in file ' . $file . PHP_EOL;
echo ' ' . $e->getMessage() . PHP_EOL . PHP_EOL;
echo ' ' . 'This file was dropped cause of errors.' . PHP_EOL;
echo ' ===' . PHP_EOL . '*/' . PHP_EOL;
}
}
echo PHP_EOL;
}
/**
* Compile and print a path content (recursive)
*
* @param string $path
*/
public function printPathRecursive($path)
{
$directoryInterator = new RecursiveDirectoryIterator($path);
$iterator = new RecursiveIteratorIterator($directoryInterator);
$filteredIterator = new RegexIterator($iterator, '/\.(css|less)$/', RecursiveRegexIterator::GET_MATCH);
foreach ($filteredIterator as $file => $extension) {
$this->printFile($file);
}
}
/**
* Compile and print the whole item stack
*/
public function printStack()
{
foreach ($this->items as $item) {
if (is_dir($item)) {
$this->printPathRecursive($item);
} elseif (is_file($item)) {
$this->printFile($item);
}
}
}
}
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