protected function handleCustomActions()
{
if (!isset($_GET['custom_action'], $_GET['nonce'], $_GET['post'])) {
return;
}
$_sNonce = AmazonAutoLinks_WPUtility::getTransient('AAL_Nonce_' . $_GET['nonce']);
if (false === $_sNonce) {
add_action('admin_notices', array($this, 'replyToNotifyNonceFailed'));
return;
}
AmazonAutoLinks_WPUtility::deleteTransient('AAL_Nonce_' . $_GET['nonce']);
// Currently only the status toggle is supported.
if ('toggle_status' === $_GET['custom_action'] && $_GET['post']) {
$_aUnitIDs = get_post_meta($_GET['post'], 'unit_ids', true);
// if this field is empty, the post must be the wrong post type.
if (empty($_aUnitIDs)) {
return;
}
$_bIsEnabled = get_post_meta($_GET['post'], 'status', true);
update_post_meta($_GET['post'], 'status', !$_bIsEnabled);
}
}
/**
* A wrapper method for the get_transient() function.
*
* This method does retrieves the transient with the given transient key. In addition, it checks if it is an array; otherwise, it makes it an array.
*
* @access public
* @since 2.0.0
* @since 3 Changed to use a custom database.
* @remark The scope is public as the event method uses it.
*/
public function getCache($sTransientKey)
{
if ($this->bUseCacheTable) {
$_oCacheTable = new AmazonAutoLinks_DatabaseTable_request_cache(AmazonAutoLinks_Registry::$aDatabaseTables['request_cache']);
$_aData = $_oCacheTable->getCache($sTransientKey);
$vData = $_aData['data'];
} else {
$vData = AmazonAutoLinks_WPUtility::getTransient($sTransientKey);
}
// if it's false, no transient is stored. Otherwise, some values are in there.
if (in_array($vData, array(false, ''), true)) {
return false;
}
// If it's array, okay.
if (is_array($vData)) {
return $vData;
}
// Maybe it's encoded
if (is_string($vData) && is_serialized($vData)) {
return unserialize($vData);
}
// Maybe it's an object. In that case, convert it to an associative array.
if (is_object($vData)) {
return get_object_vars($vData);
}
// It's an unknown type, then cast array.
return (array) $vData;
}
/**
* A callback for the accessSiteAtShutDown() method.
*
* @since 1.0.0
*/
public static function _replyToAccessSite()
{
// Retrieve the plugin scheduled tasks array.
$_sTransientName = md5(get_class());
$_aTasks = AmazonAutoLinks_WPUtility::getTransient($_sTransientName);
$_aTasks = $_aTasks ? $_aTasks : array();
$_nNow = microtime(true);
// Check the excessive background call protection interval
if (!self::$_fIgnoreLock) {
$_nCalled = isset($_aTasks['called']) ? $_aTasks['called'] : 0;
if ($_nCalled + self::$_iLockBackgroundCallInterval > $_nNow) {
return;
// if it's called within 10 seconds from the last time of calling this method, do nothing to avoid excessive calls.
}
}
// Renew the called time.
$_aFlagKeys = array('called' => $_nNow);
// set a locked key so it prevents duplicated function calls due to too many calls caused by simultaneous accesses.
AmazonAutoLinks_WPUtility::setTransient($_sTransientName, $_aFlagKeys + $_aTasks, self::getAllowedMaxExecutionTime());
// Compose a GET query array
$_aGet = self::$_aGet;
if (defined('WP_DEBUG')) {
$_aGet['debug'] = WP_DEBUG;
}
unset($_aGet[0]);
// Load the site in the background.
wp_remote_get(site_url('?' . http_build_query($_aGet)), array('timeout' => 0.1, 'sslverify' => false, 'cookies' => $_aFlagKeys + array($_sTransientName => true)));
}
/**
* Loads the data.
*/
public function load()
{
// If this returns an empty value, SimplePie will fetch the feed.
if (0 == $this->iLifetime) {
return null;
}
// the stored cache data
return AmazonAutoLinks_WPUtility::getTransient($this->sTransientName);
}
