public function postRequest(\SS_HTTPRequest $request, \SS_HTTPResponse $response, \DataModel $model)
{
if ($request->getVar('clear') && Member::currentUserID() && Permission::check('ADMIN')) {
$key = trim($request->getVar('url'), '/');
$key = (isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : '') . '/' . $key;
$item = $this->dynamicCache->get($key);
if ($item) {
$response->addHeader('X-SilverStripe-Cache', 'deleted ' . $key);
$this->dynamicCache->delete($key);
}
}
}
public function urlIsCached($host, $url, $checkingRemap = false)
{
if (!$this->enabled) {
return false;
}
$url = $this->urlForCaching($url);
$key = "{$host}/{$url}";
if ($this->staticCache) {
$this->currentItem = $this->staticCache->get($key);
if ($this->currentItem && strlen($this->currentItem->Content) && $this->includeCacheHeaders) {
$this->headers[] = 'X-SilverStripe-Cache: hit at ' . date('r');
}
}
if (!$this->currentItem && $this->dynamicCache && $this->canCache($host, $url)) {
$this->currentItem = $this->dynamicCache->get($key);
if ($this->currentItem && strlen($this->currentItem->Content) && $this->includeCacheHeaders) {
$this->headers[] = 'X-SilverStripe-Cache: gen-hit at ' . date('r');
}
}
if ($this->currentItem && !strlen($this->currentItem->Content)) {
$this->currentItem = null;
}
if (!$this->currentItem && !$checkingRemap) {
$remapped = $this->remappedHost($host);
if ($remapped) {
return $this->urlIsCached($remapped, $url, true);
}
}
return is_object($this->currentItem) && strlen($this->currentItem->Content);
}
public function testTagElement()
{
Filesystem::removeFolder(TEMP_FOLDER . '/my_test_cache');
$cache = new SimpleCache(new SimpleFileBasedCacheStore(TEMP_FOLDER . '/my_test_cache'));
$object = new stdClass();
$object->Title = "Object Title";
$cache->store('one', $object, -1, array('mytag'));
$other = new stdClass();
$other->Title = 'Second object';
$cache->store('two', $other, -1, array('mytag'));
$elems = $cache->getByTag('mytag');
$this->assertEquals(2, count($elems));
$this->assertEquals('Second object', $elems[1]->Title);
$cache->deleteByTag('mytag');
$one = $cache->get('one');
$this->assertNull($one);
}
public function urlIsCached($host, $url)
{
if (!$this->enabled) {
return false;
}
$key = "{$host}/{$url}";
if ($this->staticCache) {
$this->currentItem = $this->staticCache->get($key);
if ($this->currentItem) {
$this->headers[] = 'X-SilverStripe-Cache: hit at ' . @date('r');
}
}
if (!$this->currentItem && $this->dynamicCache && $this->canCache($host, $url)) {
$this->currentItem = $this->dynamicCache->get($key);
if ($this->currentItem) {
$this->headers[] = 'X-SilverStripe-Cache: gen-hit at ' . @date('r');
}
}
return !is_null($this->currentItem);
}
