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<?php
class DiskCache {
private $dir;
public function __construct($dir) {
$this->dir = basename($dir);
}
public function getDir() {
return $this->dir;
}
public function exists($filename) {
return file_exists($this->getFullPath($filename));
}
public function getSize($filename) {
if ($this->exists($filename))
return filesize($this->getFullPath($filename));
else
return -1;
}
public function getFullPath($filename) {
$filename = basename($filename);
return CACHE_DIR . "/" . $this->dir . "/" . $filename;
}
public function put($filename, $data) {
return file_put_contents($this->getFullPath($filename), $data);
}
public function touch($filename) {
return touch($this->getFullPath($filename));
}
public function get($filename) {
if ($this->exists($filename))
return file_get_contents($this->getFullPath($filename));
else
return null;
}
public function getMimeType($filename) {
if ($this->exists($filename))
return mime_content_type($this->getFullPath($filename));
else
return null;
}
}
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