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 __construct($cache = null)
{
if (is_null($cache)) {
$cache = SimpleCache::instance();
}
$this->_cacheImpl = $cache;
}
/**
* Returns a collection of MetaDataRelation objects based on the relations mask generated by the four parameters
* <code>
* $relations = MetaDataRelations::getRelations(1);
* // returns relations for organisation_id 1
*
* $relations = MetaDataRelations::getRelations(1, "student");
* // returns relations for members of the "student" group in organisation_id 1
* </code>
* @param int $organisation
* @param string $group
* @param string $role
* @param int $user Proxy ID
* @return MetaDataRelations
*/
public static function getRelations($organisation = null, $group = null, $role = null, $user = null)
{
$cache = SimpleCache::getCache();
$relation_set = $cache->get("MetaTypeRelation", "{$organization}-{$group}-{$role}-{$user}");
if ($relation_set) {
return $relation_set;
}
global $db;
$conditions = generateMaskConditions($organisation, $group, $role, $user);
$query = "SELECT * from `meta_type_relations`";
if ($conditions) {
$query .= "\n WHERE " . $conditions;
}
$results = $db->getAll($query);
$relations = array();
if ($results) {
foreach ($results as $result) {
$relation = MetaDataRelation::fromArray($result);
$relations[] = $relation;
}
}
$relation_set = new self($relations);
$cache->set($relation_set, "MetaTypeRelation", "{$organization}-{$group}-{$role}-{$user}");
return $relation_set;
}
public function testClearThousands()
{
Filesystem::removeFolder(TEMP_FOLDER . '/my_test_cache');
$cache = new SimpleCache(new SimpleFileBasedCacheStore(TEMP_FOLDER . '/my_test_cache'));
for ($i = 0; $i < 1000; $i++) {
$object = new stdClass();
$object->Title = "Object {$i}";
$other = $i % 10;
$cache->store('key_' . $i, $object, -1, array('mytag', "mod{$other}"));
}
$start = microtime(true);
$cache->deleteByTag('mytag');
$end = microtime(true) - $start;
$elems = $cache->getByTag('mytag');
$this->assertEquals(0, count($elems));
}
public function forTemplate()
{
$key = $this->getKey();
$cache = $this->getCache();
$data = $cache->get($key);
if ($data && !$this->forceRegen) {
if (defined('PROXY_CACHE_GENERATING')) {
return '<!--SimpleCache::' . $key . ',FragmentCache-->';
}
return $data;
}
$data = $this->context->renderWith($this->templateName);
$data = $data->raw();
if (Versioned::current_stage() != 'Stage' && strlen($data) && !isset($_GET['flush'])) {
// $this->cache->store($key, $menu, self::CACHE_LENGTH);
// when storing for the frontend cache replacement stuff, use whatever we have
// configured
// do NOT store if we're on stage or we have _flush=1
$this->cache->store($key, $data);
}
// clear the cache key for next request
if (isset($_GET['flush'])) {
$this->cache->delete($key);
}
if (defined('PROXY_CACHE_GENERATING')) {
return '<!--SimpleCache::' . $key . ',FragmentCache-->';
}
return $data;
}
public function singleton()
{
if (!isset(self::$instance)) {
$c = __CLASS__;
self::$instance = new $c();
}
return self::$instance;
}
public static function init()
{
self::$gzip_level = (int) SIMPLE_CACHE_GZIP_LEVEL >= 0 && (int) SIMPLE_CACHE_GZIP_LEVEL <= 9 ? (int) SIMPLE_CACHE_GZIP_LEVEL : 0;
// self::$intervals['default'] = (int)SIMPLE_CACHE_DEFAULT_TIME;
// $cache_block_intervals = explode(',', SIMPLE_CACHE_BLOCK_TIME);
// foreach($cache_block_intervals as $cache_block_interval){
// $interval = explode(':', $cache_block_interval);
// self::$intervals[$cache_block_interval[0]] = (int)$cache_block_interval[1];
// }
self::$cache_folder = DIR_FS_SQL_CACHE . '/simple_cache/';
self::setStore(self::$cache_folder);
}
function display_tencent($args = '')
{
$default = array('username' => 'Weibo_ID', 'number' => '5', 'time' => '3600');
$r = wp_parse_args($args, $default);
extract($r);
$path = dirname(dirname(__FILE__)) . '/wordpress-tencent-microblog/xxx';
$cache = new SimpleCache();
$cache->cache_path = $path;
$cache->cache_time = 43200;
date_default_timezone_set('PRC');
if ($data = $cache->get_cache(date('Y-m-d-H'))) {
$list = json_decode($data);
} else {
$uinfo = OpenSDK_Tencent_Weibo::call('statuses/broadcast_timeline', array('reqnum' => $number, 'type' => '1', 'contenttype' => '0'));
$cache->set_cache(date('Y-m-d-H'), json_encode($uinfo));
}
$decodedArray = $list;
echo '<ul style="list-style-type:none;">';
foreach ($decodedArray['data']['info'] as $value) {
echo '<li><div class="microblog"><a href="http://t.qq.com/' . $value['nick'] . '" rel="external nofollow" title="来自 腾讯微博" target="_blank" style="padding-right:3px;"><img class="microblog-ico" alt="腾讯微博" src="' . WP_PLUGIN_URL . '/wordpress-tencent-microblog/txwb.png" /></a><span class="microblog-content">' . str_replace(' ', ' ', $value['origtext']) . '</span> <span class="microblog-from" style="font-size:smaller;">-' . date("Y/m/d", $value['timestamp']) . ' 来自 ' . $value['from'] . '-</span></div></li>';
}
echo '</ul>';
}
/**
* Returns a MetaDataRelation object belonging to the specified id, if one exists.
* @param int $meta_data_relation_id
* @return MetaDataRelation
*/
public function get($meta_data_relation_id)
{
$cache = SimpleCache::getCache();
$relation = $cache->get("MetaDataRelation", $meta_data_relation_id);
if (!$relation) {
global $db;
$query = "SELECT * FROM `meta_data_relations` WHERE `meta_data_relation_id` = ?";
$result = $db->getRow($query, array($meta_data_relation_id));
if ($result) {
$relation = self::fromArray($result);
}
}
return $relation;
}
public function generateCache($host, $url)
{
$url = $this->urlForCaching($url);
$key = "{$host}/{$url}";
define('PROXY_CACHE_GENERATING', true);
$config = $this->configForUrl($url, $host);
$expiry = isset($config['expiry']) ? $config['expiry'] : -1;
if ($expiry < 0) {
return;
}
ob_start();
include BASE_PATH . '/framework/main.php';
$toCache = new stdClass();
$toCache->Content = ob_get_clean();
$toCache->LastModified = date('Y-m-d H:i:s');
// check headers to see if we have an expires header
$headers = headers_list();
if ($headerExpiry = $this->ageFromHeaders($headers, $expiry)) {
if ($headerExpiry < $expiry && $headerExpiry != 0) {
$expiry = $headerExpiry;
}
}
$storedHeaders = $this->headersToStore($headers);
if (count($storedHeaders)) {
$toCache->Headers = $storedHeaders;
}
$toCache->Age = $expiry;
if (function_exists('http_response_code')) {
$response = http_response_code();
$this->enabled = $response >= 200 && $response < 300;
}
// see if we've got a no cache header
if (isset($storedHeaders['x-silverstripe-nocache'])) {
$this->enabled = false;
}
// store the content for this
if ($this->enabled && $this->dynamicCache && strlen($toCache->Content)) {
$tags = isset($config['tags']) ? $config['tags'] : null;
$this->dynamicCache->store($key, $toCache, $expiry, $tags);
if ($this->includeCacheHeaders) {
$this->headers[] = 'X-SilverStripe-Cache: miss-gen at ' . date('r');
}
}
$this->currentItem = $toCache;
}
public function run($request)
{
if (!Director::is_cli()) {
exit("Invalid\n");
}
$cacheName = $request->getVar('cache');
$key = $request->getVar('key');
if (!strlen($cacheName) || !strlen($key)) {
exit("Cache and key required\n");
}
$cache = SimpleCache::get_cache($cacheName);
if ($cache) {
$data = $cache->get($key);
if ($data) {
var_export($data);
}
}
}
public function generateCache($host, $url)
{
$key = "{$host}/{$url}";
define('PROXY_CACHE_GENERATING', true);
$config = $this->configForUrl($url);
$expiry = isset($config['expiry']) ? $config['expiry'] : -1;
if ($expiry < 0) {
return;
}
ob_start();
include BASE_PATH . '/framework/main.php';
$toCache = new stdClass();
$toCache->Content = ob_get_clean();
$toCache->LastModified = date('Y-m-d H:i:s');
$toCache->Age = $expiry;
// store the content for this
if ($this->dynamicCache && strlen($toCache->Content)) {
$tags = isset($config['tags']) ? $config['tags'] : null;
$this->dynamicCache->store($key, $toCache, $expiry, $tags);
$this->headers[] = 'X-SilverStripe-Cache: miss-gen at ' . @date('r') . ' on ' . $key;
}
$this->currentItem = $toCache;
}
<?php
SimpleCache::$cache_configs = array('default' => array('store_type' => 'SimpleFileBasedCacheStore', 'store_options' => array('silverstripe-cache/cache_store'), 'cache_options' => array('expiry' => 3600)), 'PublisherCache' => array('store_type' => 'SimpleFileBasedCacheStore', 'store_options' => array('publisher_cache'), 'cache_options' => array('expiry' => 8640000)), 'DynamicPublisherCache' => array('store_type' => 'SimpleFileBasedCacheStore', 'store_options' => array('silverstripe-cache/dynamic_publisher'), 'cache_options' => array('expiry' => 3600)), 'FragmentCache' => array('store_type' => 'SimpleFileBasedCacheStore', 'store_options' => array('silverstripe-cache/fragment_cache'), 'cache_options' => array('expiry' => 864000)));
$PROXY_CACHE_URLS = array('news/(\\d+)/.*?$' => array('default' => 7200, 'tags' => array('news', 1)));
/**
* Returns the Organisation corresponding to the supplied ID
* @param int $organisation_id
* @return Organisation
*/
static function get($organisation_id)
{
$cache = SimpleCache::getCache();
$organisation = $cache->get("Organisation", $organisation_id);
if (!$organisation) {
global $db;
$query = "SELECT * FROM `" . AUTH_DATABASE . "`.`organisations` WHERE `organisation_id` = " . $db->qstr($organisation_id);
$result = $db->getRow($query);
if ($result) {
$organisation = new Organisation($result['organisation_id'], $result['organisation_title'], $result['organisation_address1'], $result['organisation_address2'], $result['organisation_city'], $result['organisation_province'], $result['organisation_country'], $result['organisation_postcode'], $result['organisation_telephone'], $result['organisation_fax'], $result['organisation_email'], $result['organisation_url'], $result['organisation_desc'], $result['aamc_institution_id'], $result['aamc_institution_name'], $result['aamc_program_id'], $result['aamc_program_name'], $result['organisation_active']);
}
}
return $organisation;
}
/**
* Returns the Course belonging to the specified ID
* @param int $course_id
* @return Course
*/
public static function get($course_id)
{
$cache = SimpleCache::getCache();
$course = $cache->get("Course", $course_id);
if (!$course) {
global $db;
$query = "SELECT * FROM `courses` WHERE `course_id` = " . $db->qstr($course_id);
$result = $db->getRow($query);
if ($result) {
$course = self::fromArray($result);
}
}
return $course;
}
/**
* Removes this Value from the dabatase
*/
public function delete()
{
$cache = SimpleCache::getCache();
$cache->remove("MetaValue", $this->meta_value_id);
global $db;
$query = "DELETE FROM `meta_values` where `meta_value_id`=?";
if (!$db->Execute($query, array($this->meta_value_id))) {
add_error("Failed to remove meta data from database.");
application_log("error", "Unable to delete a meta_values record. Database said: " . $db->ErrorMsg());
}
}
/**
* Returns an Event specified by the provided ID
* @param unknown_type $event_id
* @return unknown
*/
public static function get($event_id)
{
$cache = SimpleCache::getCache();
$event = $cache->get("Event", $event_id);
if (!$user) {
global $db;
$query = "SELECT * FROM `events` WHERE `id` = " . $db->qstr($event_id);
$result = $db->getRow($query);
if ($result) {
$event = new Event($result['event_id'], $result['recurring_id'], $result['region_id'], $result['course_id'], $result['event_phase'], $result['event_title'], $result['event_description'], $result['event_goals'], $result['event_objectives'], $result['event_message'], $result['event_location'], $result['event_start'], $result['event_finish'], $result['event_duration'], $result['release_date'], $result['release_until'], $result['updated_date'], $result['updated_by']);
}
}
return $user;
}
}
?>
<?php
if ($show_display_category->fields['configuration_key'] == 'SHOW_PRODUCT_INFO_MAIN_NEW_PRODUCTS') {
/**
* display the New Products Center Box
*/
require $template->get_template_dir('tpl_modules_whats_new.php', DIR_WS_TEMPLATE, $current_page_base, 'templates') . '/tpl_modules_whats_new.php';
}
?>
<?php
if ($show_display_category->fields['configuration_key'] == 'SHOW_PRODUCT_INFO_MAIN_UPCOMING') {
/**
* display the Upcoming Products Center Box
*/
include DIR_WS_MODULES . zen_get_module_directory(FILENAME_UPCOMING_PRODUCTS);
}
?>
<?php
$show_display_category->MoveNext();
}
// !EOF
?>
</div>
<?php
SimpleCache::End();
}
<?php
require 'SimpleCache.php';
$cache = new SimpleCache('/path/to/cache/dir');
$feed = $cache->read('feed-phparch');
if (!$feed) {
$feed = file_get_contents('http://www.phparch.com/feed/');
$cache->save('feed-phparch', $feed, '5 minutes');
}
$xml = simplexml_load_string($feed);
foreach ($xml->channel->item as $item) {
echo '- <a href="', $item->link, '">', $item->title, '</a><br />', PHP_EOL;
}
<?php
require 'SimpleCache.php';
$cache = new SimpleCache('/path/to/cache1/dir');
$content = $cache->read('cache1');
if (!$content) {
$content = mt_rand(1, 99999999);
$cache->save('cache1', $content, '1 minute');
}
echo 'Cache 1: ', $content, '<br />';
$cache = new SimpleCache('/path/to/cache2/dir');
$content = $cache->read('cache2');
if (!$content) {
$content = mt_rand(1, 99999999);
$cache->save('cache2', $content, '2 minutes');
}
echo 'Cache 2: ', $content;
/**
* Reset the cache flushing it and returning it to its default size.
*/
static function resetCache()
{
self::$cache = array();
self::$entries = array();
self::$size = self::CACHESIZE;
}
protected function getCache($name)
{
$cache = SimpleCache::get_cache($name);
return $cache;
}
}
// Remove base folders from the URL if webroot is hosted in a subfolder
if (substr(strtolower($url), 0, strlen(BASE_URL)) == strtolower(BASE_URL)) {
$url = substr($url, strlen(BASE_URL));
}
if (defined('USE_PROXY') && USE_PROXY) {
if (defined('PROXY_CONFIG_FILE')) {
include_once BASE_PATH . '/' . PROXY_CONFIG_FILE;
}
$publisher = null;
if (defined('PROXY_PUBLISHER')) {
$publisher = SimpleCache::get_cache(PROXY_PUBLISHER);
}
$dynamic = null;
if (defined('PROXY_DYNAMIC_PUBLISHER')) {
$dynamic = SimpleCache::get_cache(PROXY_DYNAMIC_PUBLISHER);
}
$cookies = defined('PROXY_BYPASS_COOKIES') ? explode(',', PROXY_BYPASS_COOKIES) : array();
$url_config = isset($PROXY_CACHE_URLS) ? $PROXY_CACHE_URLS : null;
$blacklist = isset($PROXY_CACHE_BLACKLIST) ? $PROXY_CACHE_BLACKLIST : array();
$proxyclass = defined('PROXY_CLASS') ? PROXY_CLASS : 'FrontendProxy';
$proxy = new $proxyclass($publisher, $dynamic, $url_config, $cookies);
$proxy->setCacheGetVars(defined('CACHE_ALLOW_GET_VARS') && CACHE_ALLOW_GET_VARS)->setIgnoreGetVars(defined('CACHE_IGNORE_GET_VARS') && CACHE_IGNORE_GET_VARS)->setBlacklist($blacklist);
if (isset($PROXY_CACHE_REMAP)) {
$proxy->setRemapHosts($PROXY_CACHE_REMAP);
}
if (defined('PROXY_CONTENT_REWRITER')) {
$proxy->setContentRewriter(PROXY_CONTENT_REWRITER);
}
$host = $_SERVER['HTTP_HOST'];
$trimFunc = defined('PROXY_TRIM_FUNC') ? PROXY_TRIM_FUNC : 'trim';
<?php
if (defined('PROXY_CONFIG_FILE')) {
if (!isset(SimpleCache::$cache_configs['PublisherCache'])) {
include_once BASE_PATH . '/' . PROXY_CONFIG_FILE;
}
SimpleCache::register_caches();
}
/**
* {@inheritDoc}
*
* @param string $key
*
* @return \DateTime|boolean
**/
public function getCacheExpiration($key)
{
return parent::getCacheExpiration($this->getHierarchicalKey($key));
}
/**
* Clears the dynamic cached data for a particular data object
* @param DataObject $object
*/
public function clearDynamicCacheFor(DataObject $object)
{
$dynamicCache = SimpleCache::get_cache('DynamicPublisherCache');
if ($dynamicCache) {
$clearUrls = array($object->Link());
if ($object->hasMethod('pagesAffectedByChanges')) {
$affectedUrls = $object->pagesAffectedByChanges();
if (count($affectedUrls)) {
foreach ($affectedUrls as $afUrl) {
$clearUrls[] = $afUrl;
}
}
}
$clearUrls = array_unique($clearUrls);
$baseUrl = $object->SiteID ? $object->Site()->getUrl() : Director::absoluteBaseURL();
foreach ($clearUrls as $absolute) {
if (strpos($absolute, '://') === false) {
$absolute = $baseUrl . '/' . trim($absolute, '/');
}
$parts = parse_url($absolute);
$host = $parts['host'];
$path = '/index';
$path = isset($parts['path']) && $parts['path'] != '/' ? $parts['path'] : $path;
$key = trim($parts['host'] . $path, '/');
$dynamicCache->delete($key);
}
}
}
/**
* Returns a MetaDataType corresponding to the provided ID
* <code>
* $type_id = 1234;
* $type = MetaDataType::get($type_id);
* </code>
* @param int $meta_type_id
* @return MetaDataType
*/
public static function get($meta_type_id)
{
$cache = SimpleCache::getCache();
$type = $cache->get("MetaDataType", $meta_type_id);
if (!$type) {
global $db;
$query = "SELECT * FROM `meta_types` WHERE `meta_type_id` = ?";
$result = $db->getRow($query, array($meta_type_id));
if ($result) {
$type = self::fromArray($result);
}
}
return $type;
}
/**
* Returns an Notification specified by the provided ID
* @param int $notification_id
* @return Notification
*/
public static function get($notification_id)
{
global $db;
$cache = SimpleCache::getCache();
$notification = $cache->get("Notification", $notification_id);
if (!$notification) {
$query = "SELECT * FROM `notifications` WHERE `notification_id` = " . $db->qstr($notification_id);
$result = $db->getRow($query);
if ($result) {
$notification = self::fromArray($result);
}
}
return $notification;
}
/**
* Returns a NotificationUser specified by the provided ID
* @param unknown_type $event_id
* @return unknown
*/
public static function getByID($nuser_id)
{
$cache = SimpleCache::getCache();
$notification_user = $cache->get("NotificationUser", $nuser_id);
if (!$notification_user) {
global $db;
$query = "SELECT * FROM `notification_users` WHERE `nuser_id` = " . $db->qstr($nuser_id);
$result = $db->getRow($query);
if ($result) {
$notification_user = self::fromArray($result);
}
}
return $notification_user;
}
<?php
SimpleCache::$cache_configs = array('default' => array('store_type' => 'SimpleFileBasedCacheStore', 'store_options' => array('silverstripe-cache/cache_store'), 'cache_options' => array('expiry' => 3600)), 'publisher' => array('store_type' => 'SimpleFileBasedCacheStore', 'store_options' => array('silverstripe-cache/publisher'), 'cache_options' => array('expiry' => 8640000)));
/*
* A list of URLs (as regexes) that if matched, will have their content cached
* for the given number of seconds
*/
$cache_urls = array('custom-controller/view/\\d+' => 900);
/**
* a list of hosts we're restricting access to
*/
$allowed_hosts = array('define.hosts.that.can.be.accessed.com');
include_once dirname(__FILE__) . '/cache-main-auth.php';
