/**
* Stores a value identified by a key in cache. This is the implementation of the method declared in the parent class.
*
* @param string $key The key identifying the value to be cached
* @param string $value The value to be cached
* @param integer $expire The number of seconds in which the cached value will expire. 0 means never expire.
* @return boolean true If the value is successfully stored into cache, false otherwise
*/
protected function setValue($key, $value, $expire)
{
if (!$this->_gced && mt_rand(0, 1000000) < $this->getGCProbability()) {
$this->gc();
$this->_gced = true;
}
if ($expire <= 0) {
$expire = 31536000;
// 1 year
}
$expire += time();
$cacheFile = $this->getCacheFile($key);
if ($this->directoryLevel > 0) {
IOHelper::createFolder(IOHelper::getFolderName($cacheFile), IOHelper::getWritableFolderPermissions());
}
if ($this->_originalKey == 'useWriteFileLock') {
if (IOHelper::writeToFile($cacheFile, $value, true, false, true) !== false) {
IOHelper::changePermissions($cacheFile, IOHelper::getWritableFilePermissions());
return IOHelper::touch($cacheFile, $expire);
} else {
return false;
}
} else {
if (IOHelper::writeToFile($cacheFile, $value) !== false) {
IOHelper::changePermissions($cacheFile, IOHelper::getWritableFilePermissions());
return IOHelper::touch($cacheFile, $expire);
} else {
return false;
}
}
}
/**
* Create a physical folder, return TRUE on success.
*
* @param AssetFolderModel $parentFolder
* @param $folderName
* @return boolean
*/
protected function _createSourceFolder(AssetFolderModel $parentFolder, $folderName)
{
if (!IOHelper::isWritable($this->_getSourceFileSystemPath() . $parentFolder->fullPath)) {
return false;
}
return IOHelper::createFolder($this->_getSourceFileSystemPath() . $parentFolder->fullPath . $folderName, IOHelper::getWritableFolderPermissions());
}
