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<?php |
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namespace Odan\PlatesAsset; |
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use DirectoryIterator; |
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use FilesystemIterator; |
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use RuntimeException; |
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use SplFileInfo; |
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/** |
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* Asset Cache for the internal JS ans CSS files. |
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*/ |
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class PlatesAssetsCache |
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{ |
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/** |
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* Cache. |
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* |
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* @var string Path |
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*/ |
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protected $directory; |
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/** |
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* @var int File mode |
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*/ |
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protected $chmod = -1; |
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/** |
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* Create new instance. |
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* |
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* @param string $publicDir Public directory |
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* @param int $chmod Changes file mode (optional) |
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*/ |
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public function __construct(string $publicDir, int $chmod = -1) |
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{ |
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$this->directory = $publicDir; |
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$this->chmod = $chmod; |
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if (!file_exists($this->directory)) { |
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throw new RuntimeException("Path {$this->directory} not found"); |
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} |
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} |
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/** |
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* Clear the existing cache. |
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* |
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* @return bool Success |
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*/ |
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public function clearCache(): bool |
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{ |
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return $this->removeDirectory($this->directory); |
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} |
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/** |
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* Remove directory recursively. |
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* This function is compatible with vfsStream. |
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* |
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* @param string $path Path |
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* |
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* @return bool true on success or false on failure |
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*/ |
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private function removeDirectory(string $path): bool |
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{ |
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$iterator = new DirectoryIterator($path); |
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foreach ($iterator as $fileInfo) { |
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if ($fileInfo->isDot() || !$fileInfo->isDir()) { |
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continue; |
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} |
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$dirName = $fileInfo->getPathname(); |
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$this->removeDirectory($dirName); |
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} |
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$files = new FilesystemIterator($path); |
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/** @var SplFileInfo $file */ |
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foreach ($files as $file) { |
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$fileName = $file->getPathname(); |
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unlink($fileName); |
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} |
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return rmdir($path); |
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} |
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/** |
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* Returns url for filename. |
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* |
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* @param string $fileName The filename |
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* @param string $content The content |
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* @param string $urlBasePath The url base path |
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* |
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* @return string The url |
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*/ |
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public function createCacheBustedUrl(string $fileName, string $content, string $urlBasePath): string |
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{ |
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$cacheFile = $this->createPublicCacheFile($fileName, $content); |
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return $urlBasePath . pathinfo($cacheFile, PATHINFO_BASENAME); |
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} |
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/** |
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* Create cache file from fileName. |
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* |
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* @param string $fileName The filename |
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* @param string $content The content |
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* |
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* @return string The cache filename |
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*/ |
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private function createPublicCacheFile(string $fileName, string $content): string |
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{ |
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$extension = strtolower(pathinfo($fileName, PATHINFO_EXTENSION)); |
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if (empty($extension)) { |
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$extension = 'cache'; |
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} |
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$name = pathinfo($fileName, PATHINFO_FILENAME); |
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$checksum = sha1($fileName . $content); |
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$cacheFile = $this->directory . '/' . $name . '.' . $checksum . '.' . $extension; |
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file_put_contents($cacheFile, $content); |
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if ($this->chmod > -1) { |
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chmod($cacheFile, $this->chmod); |
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} |
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return $cacheFile; |
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} |
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} |
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|
odan /
plates-asset-cache
