/**
* Combine all files and retrieve minified file
*
* @param string|int $indent
* Amount of whitespaces or string to use for indention
* @return string
*/
public function toString($indent = null)
{
try {
if ($this->minifyEnabled === false) {
return parent::toString($indent);
}
$indent = null !== $indent ? $this->getWhitespace($indent) : $this->getIndent();
$filesToMinify = array();
$lastModifiedTime = 0;
$items = [];
$this->getContainer()->ksort();
foreach ($this as $item) {
if (!$this->isValid($item)) {
continue;
}
$itemSrcPath = !empty($item->href) ? $this->minifyDocRootPath . trim($item->href, '/\\ ') : null;
if ($item->type === 'text/css' && $itemSrcPath && file_exists($itemSrcPath) && empty($item->conditionalStylesheet) && (!isset($item->attributes['minify']) || $item->attributes['minify'] !== false)) {
$filesToMinify[$item->media][] = $itemSrcPath;
$lastModifiedTime = max(filemtime($itemSrcPath), $lastModifiedTime);
} else {
$items[] = $this->itemToString($item);
}
}
if (count($filesToMinify, COUNT_RECURSIVE) > 0) {
foreach ($filesToMinify as $media => $filePaths) {
$minifiedFileName = md5(implode('|', $filePaths)) . '.min.css';
$minifiedFileBasePath = $this->view->basePath($this->minifyCacheDir . '/' . $minifiedFileName);
$minifiedFilePath = $this->minifyDocRootPath . trim($minifiedFileBasePath, '\\/ ');
$lockFilePath = sys_get_temp_dir() . '/' . $minifiedFileName . '.lock';
$isMinifiedFileBuildRequired = !file_exists($minifiedFilePath) || filemtime($minifiedFilePath) < $lastModifiedTime;
$isMinifiedFileBuildLocked = file_exists($lockFilePath);
if ($isMinifiedFileBuildRequired && !$isMinifiedFileBuildLocked) {
file_put_contents($lockFilePath, 'locked', LOCK_EX);
try {
$pieces = array();
foreach ($filePaths as $filePath) {
$pieces[] = $this->minifyService->minify(file_get_contents($filePath), array('docRoot' => $this->minifyDocRootPath, 'currentDir' => dirname($filePath)));
}
$content = implode($this->getSeparator(), $pieces);
file_put_contents($minifiedFilePath, $content, LOCK_EX);
} catch (\Exception $e) {
unlink($lockFilePath);
throw new \Exception($e->getMessage());
}
unlink($lockFilePath);
//clean out old files
$flattened = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->minifyCachePath));
$files = new \RegexIterator($flattened, '/^[a-f0-9]{32}\\.min\\.css$/i');
foreach ($files as $file) {
if (filemtime($file) < time() - 86400 * 7) {
unlink($file);
}
}
}
$item = $this->createData(array('type' => 'text/css', 'rel' => 'stylesheet', 'media' => $media, 'href' => $minifiedFileBasePath, 'conditionalStylesheet' => false));
array_unshift($items, $this->itemToString($item));
}
}
return $indent . implode($this->escape($this->getSeparator()) . $indent, $items);
} catch (\Exception $e) {
die("Fatal VcoZfMinify Error: " . $e->getMessage());
}
}
/**
* Combine all files and retrieve minified file
*
* @param string|int $indent
* Amount of whitespaces or string to use for indention
* @return string
*/
public function toString($indent = null)
{
try {
if ($this->minifyEnabled === false) {
return parent::toString($indent);
}
$indent = null !== $indent ? $this->getWhitespace($indent) : $this->getIndent();
if ($this->view) {
$useCdata = $this->view->plugin('doctype')->isXhtml();
} else {
$useCdata = $this->useCdata;
}
$escapeStart = $useCdata ? '//<![CDATA[' : '//<!--';
$escapeEnd = $useCdata ? '//]]>' : '//-->';
$filesToMinify = array();
$lastModifiedTime = 0;
$items = [];
$this->getContainer()->ksort();
foreach ($this as $item) {
if (!$this->isValid($item)) {
continue;
}
$itemSrcPath = !empty($item->attributes) && !empty($item->attributes['src']) ? $this->minifyDocRootPath . trim($item->attributes['src'], '/\\ ') : null;
if ($item->type === 'text/javascript' && $itemSrcPath && file_exists($itemSrcPath) && empty($item->attributes['conditional']) && (!isset($item->attributes['minify']) || $item->attributes['minify'] !== false)) {
$filesToMinify[] = $itemSrcPath;
$lastModifiedTime = max(filemtime($itemSrcPath), $lastModifiedTime);
} else {
if (isset($item->attributes['minify'])) {
unset($item->attributes['minify']);
}
$items[] = $this->itemToString($item, $indent, $escapeStart, $escapeEnd);
}
}
if (count($filesToMinify) > 0) {
$minifiedFileName = md5(implode('|', $filesToMinify)) . '.min.js';
$minifiedFileBasePath = $this->view->basePath($this->minifyCacheDir . '/' . $minifiedFileName);
$minifiedFilePath = $this->minifyDocRootPath . trim($minifiedFileBasePath, '\\/ ');
$lockFilePath = sys_get_temp_dir() . '/' . $minifiedFileName . '.lock';
$isMinifiedFileBuildRequired = !file_exists($minifiedFilePath) || filemtime($minifiedFilePath) < $lastModifiedTime;
$isMinifiedFileBuildLocked = file_exists($lockFilePath);
if ($isMinifiedFileBuildRequired && !$isMinifiedFileBuildLocked) {
file_put_contents($lockFilePath, 'locked', LOCK_EX);
try {
$pieces = array();
foreach ($filesToMinify as $filePath) {
$pieces[] = file_get_contents($filePath);
}
$content = implode($this->getSeparator(), $pieces);
$content = $this->minifyService->minify($content);
file_put_contents($minifiedFilePath, $content, LOCK_EX);
} catch (\Exception $e) {
unlink($lockFilePath);
throw new \Exception($e->getMessage());
}
unlink($lockFilePath);
//clean out old files
$flattened = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->minifyCachePath));
$files = new \RegexIterator($flattened, '/^[a-f0-9]{32}\\.min\\.js$/i');
foreach ($files as $file) {
if (filemtime($file) < time() - 86400 * 7) {
unlink($file);
}
}
}
$attributes = array('src' => $minifiedFileBasePath);
if (isset($this->minifyConfig['minifyJS']['async']) && $this->minifyConfig['minifyJS']['async'] === true) {
$attributes['async'] = true;
}
$item = $this->createData('text/javascript', $attributes);
array_unshift($items, $this->itemToString($item, $indent, $escapeStart, $escapeEnd));
}
return implode($this->getSeparator(), $items);
} catch (\Exception $e) {
die("Fatal VcoZfMinify Error: " . $e->getMessage());
}
}