protected function FilesystemCache::doFetch in Plug 7
Fetches an entry from the cache.
Parameters
string $id The id of the cache entry to fetch.:
Return value
string|boolean The cached data or FALSE, if no cache entry exists for the given id.
Overrides CacheProvider::doFetch
File
- lib/
doctrine/ cache/ lib/ Doctrine/ Common/ Cache/ FilesystemCache.php, line 43
Class
- FilesystemCache
- Filesystem cache driver.
Namespace
Doctrine\Common\CacheCode
protected function doFetch($id) {
$data = '';
$lifetime = -1;
$filename = $this
->getFilename($id);
if (!is_file($filename)) {
return false;
}
$resource = fopen($filename, "r");
if (false !== ($line = fgets($resource))) {
$lifetime = (int) $line;
}
if ($lifetime !== 0 && $lifetime < time()) {
fclose($resource);
return false;
}
while (false !== ($line = fgets($resource))) {
$data .= $line;
}
fclose($resource);
return unserialize($data);
}