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