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| author | Anton Luka Šijanec <anton@sijanec.eu> | 2022-01-11 12:35:47 +0100 |
|---|---|---|
| committer | Anton Luka Šijanec <anton@sijanec.eu> | 2022-01-11 12:35:47 +0100 |
| commit | 19985dbb8c0aa66dc4bf7905abc1148de909097d (patch) | |
| tree | 2cd5a5d20d7e80fc2a51adf60d838d8a2c40999e /admin/survey/minify/lib/Minify/Cache/File.php | |
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Diffstat (limited to 'admin/survey/minify/lib/Minify/Cache/File.php')
| -rw-r--r-- | admin/survey/minify/lib/Minify/Cache/File.php | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/admin/survey/minify/lib/Minify/Cache/File.php b/admin/survey/minify/lib/Minify/Cache/File.php new file mode 100644 index 0000000..5db1e20 --- /dev/null +++ b/admin/survey/minify/lib/Minify/Cache/File.php @@ -0,0 +1,183 @@ +<?php
+/**
+ * Class Minify_Cache_File
+ * @package Minify
+ */
+
+use Psr\Log\LoggerInterface;
+
+class Minify_Cache_File implements Minify_CacheInterface
+{
+
+ /**
+ * @var string
+ */
+ private $path;
+
+ /**
+ * @var bool
+ */
+ private $locking;
+
+ /**
+ * @var LoggerInterface
+ */
+ private $logger;
+
+ /**
+ * @param string $path
+ * @param bool $fileLocking
+ * @param LoggerInterface $logger
+ */
+ public function __construct($path = '', $fileLocking = false, LoggerInterface $logger = null)
+ {
+ if (! $path) {
+ $path = sys_get_temp_dir();
+ }
+ $this->locking = $fileLocking;
+ $this->path = $path;
+
+ if (!$logger) {
+ $logger = new \Monolog\Logger('minify');
+ }
+ $this->logger = $logger;
+ }
+
+ /**
+ * Write data to cache.
+ *
+ * @param string $id cache id (e.g. a filename)
+ *
+ * @param string $data
+ *
+ * @return bool success
+ */
+ public function store($id, $data)
+ {
+ $flag = $this->locking ? LOCK_EX : null;
+ $file = $this->path . '/' . $id;
+
+ if (! @file_put_contents($file, $data, $flag)) {
+ $this->logger->warning("Minify_Cache_File: Write failed to '$file'");
+ }
+
+ // write control
+ if ($data !== $this->fetch($id)) {
+ @unlink($file);
+ $this->logger->warning("Minify_Cache_File: Post-write read failed for '$file'");
+
+ return false;
+ }
+
+ return true;
+ }
+
+ /**
+ * Get the size of a cache entry
+ *
+ * @param string $id cache id (e.g. a filename)
+ *
+ * @return int size in bytes
+ */
+ public function getSize($id)
+ {
+ return filesize($this->path . '/' . $id);
+ }
+
+ /**
+ * Does a valid cache entry exist?
+ *
+ * @param string $id cache id (e.g. a filename)
+ *
+ * @param int $srcMtime mtime of the original source file(s)
+ *
+ * @return bool exists
+ */
+ public function isValid($id, $srcMtime)
+ {
+ $file = $this->path . '/' . $id;
+
+ return (is_file($file) && (filemtime($file) >= $srcMtime));
+ }
+
+ /**
+ * Send the cached content to output
+ *
+ * @param string $id cache id (e.g. a filename)
+ */
+ public function display($id)
+ {
+ if (!$this->locking) {
+ readfile($this->path . '/' . $id);
+
+ return;
+ }
+
+ $fp = fopen($this->path . '/' . $id, 'rb');
+ flock($fp, LOCK_SH);
+ fpassthru($fp);
+ flock($fp, LOCK_UN);
+ fclose($fp);
+ }
+
+ /**
+ * Fetch the cached content
+ *
+ * @param string $id cache id (e.g. a filename)
+ *
+ * @return string
+ */
+ public function fetch($id)
+ {
+ if (!$this->locking) {
+ return file_get_contents($this->path . '/' . $id);
+ }
+
+ $fp = fopen($this->path . '/' . $id, 'rb');
+ if (!$fp) {
+ return false;
+ }
+
+ flock($fp, LOCK_SH);
+ $ret = stream_get_contents($fp);
+ flock($fp, LOCK_UN);
+ fclose($fp);
+
+ return $ret;
+ }
+
+ /**
+ * Fetch the cache path used
+ *
+ * @return string
+ */
+ public function getPath()
+ {
+ return $this->path;
+ }
+
+ /**
+ * Get a usable temp directory
+ *
+ * @return string
+ * @deprecated
+ */
+ public static function tmp()
+ {
+ trigger_error(__METHOD__ . ' is deprecated in Minfy 3.0', E_USER_DEPRECATED);
+
+ return sys_get_temp_dir();
+ }
+
+ /**
+ * Send message to the Minify logger
+ * @param string $msg
+ * @return null
+ * @deprecated Use $this->logger
+ */
+ protected function _log($msg)
+ {
+ trigger_error(__METHOD__ . ' is deprecated in Minify 3.0.', E_USER_DEPRECATED);
+ $this->logger->warning($msg);
+ }
+}
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