/**
* CSS Minification
*
* @param string $file
* @param array $arguments
* @param array $cssOptions
*
* @return void
*/
public function doFilter($file, $arguments, $cssOptions)
{
if (!$arguments['minify']) {
return;
}
$content = file_get_contents($file);
if (Utils::isSerialized($content, $content)) {
$content['compiled'] = $this->minify($content['compiled']);
$content = serialize($content);
} else {
$content = $this->minify($content);
}
file_put_contents($file, $content);
}
/**
* Lets test all types of serialisation!
*/
public function testIsSerialized()
{
$notSerializedString = 'nope';
$this->assertFalse(Utils::isSerialized($notSerializedString));
$notString = 42;
$this->assertFalse(Utils::isSerialized($notString));
$wrongQuotesSerial = "s:1:'foo';";
$this->assertFalse(Utils::isSerialized($wrongQuotesSerial));
$malformedStringSerial = 's:1:"foo";';
$this->assertFalse(Utils::isSerialized($malformedStringSerial));
$correctStringSerial = 's:3:"foo";';
$this->assertTrue(Utils::isSerialized($correctStringSerial));
$malformedArraySerial = 'a:1:{s:1:"foo";}';
$this->assertFalse(Utils::isSerialized($malformedArraySerial));
$correctArraySerial = 'a:1:{s:3:"foo";s:3:"bar";}';
$this->assertTrue(Utils::isSerialized($correctArraySerial));
$malformedObjectSerial = 'O8:"stdClass":0:{}';
$this->assertFalse(Utils::isSerialized($malformedObjectSerial));
$malformedObjectSerial = 'O:::"stdClass":0:{}';
$this->assertFalse(Utils::isSerialized($malformedObjectSerial));
$correctObjectSerial = 'O:8:"stdClass":0:{}';
$this->assertTrue(Utils::isSerialized($correctObjectSerial));
$malformedNullSerial = 'N:';
$this->assertFalse(Utils::isSerialized($malformedNullSerial));
$correctNullSerial = 'N;';
$this->assertTrue(Utils::isSerialized($correctNullSerial));
$isTrue = false;
$serializedTrue = 'b:1;';
$this->assertTrue(Utils::isSerialized($serializedTrue, $isTrue));
$this->assertTrue($isTrue);
$isFalse = false;
$serializedFalse = 'b:0;';
$this->assertTrue(Utils::isSerialized($serializedFalse, $isFalse));
$this->assertFalse($isFalse);
$checkArray = array('foo' => 'bar');
$testArray = array();
Utils::isSerialized('a:1:{s:3:"foo";s:3:"bar";}', $testArray);
$this->assertSame($checkArray, $testArray);
}
/**
* Tear Down
*
* Remove the tmp asset files
*/
protected function tearDown()
{
Utils::removeDir(WEBROOT . DS . 'js');
}
/**
* Callback method called after the content is collected and/or cached
* Check if the content is serialized. If it is, we have LESS cache
* and we want to return whats in the `compiled` array key
*
* @param string $content
*
* @return string
*/
protected function afterGetFileContent($content)
{
if (Utils::isSerialized($content, $content)) {
$content = $content['compiled'];
}
return $content;
}
/**
* Generate File Name Hash based on filename, request params and request options
*
* @param string $file
*
* @return string
*/
protected function generateCacheFile($file)
{
$requestOptions = serialize($this->request->options);
$params = serialize($this->request->params);
$ext = pathinfo($file, PATHINFO_EXTENSION);
$fileHash = md5($file);
$optionsHash = md5($params . $requestOptions);
$cacheDir = $this->cacheDir . DS . substr($fileHash, 0, 2);
Utils::createDir($cacheDir);
return $cacheDir . DS . substr($fileHash, 2) . '-' . $optionsHash . '.' . $ext;
}
/**
* Generate File Name Hash based on filename, request params and request options
*
* @param string $file
*
* @return string
*/
protected function generateCacheFile($file)
{
$cacheSalt = serialize(array($this->request->options, MUNEE_USING_URL_REWRITE, MUNEE_DISPATCHER_FILE));
$params = serialize($this->request->params);
$ext = pathinfo($file, PATHINFO_EXTENSION);
$fileHash = md5($file);
$optionsHash = md5($params . $cacheSalt);
$cacheDir = $this->cacheDir . DS . substr($fileHash, 0, 2);
Utils::createDir($cacheDir);
return $cacheDir . DS . substr($fileHash, 2) . '-' . $optionsHash . '.' . $ext;
}
/**
* Grabs an image by URL from another server
*
* @param string $url
*
* @return string
*/
protected function getImageByUrl($url)
{
$cacheFolder = MUNEE_CACHE . DS . 'placeholders';
Utils::createDir($cacheFolder);
$requestOptions = serialize($this->request->options);
$originalFile = array_shift($this->request->files);
$fileName = $cacheFolder . DS . md5($url) . '-' . md5($requestOptions . $originalFile);
if (!file_exists($fileName)) {
file_put_contents($fileName, file_get_contents($url));
}
return $fileName;
}
