public function delete($key)
{
$keys_dict = $this->keys_dict();
if (isset($keys_dict[$key])) {
unset($keys_dict[$key]);
apcstore($this->keys_key(), $keys_dict);
}
apcdelete($this->value_key($key));
}
function profile_record_lock_time($lock_time)
{
$lc = apcfetch("LOCKTIME");
if ($lc !== FALSE) {
$lc[0] += $lock_time;
$lc[1] += 1;
} else {
$lc = array($lock_time, 1);
}
apcstore("LOCKTIME", $lc);
}
private function control()
{
if ($this->control !== NULL) {
return $this->control;
}
$v = apcfetch($this->ctrlkey());
if ($v === FALSE) {
$v = new ApcListControl();
apcstore($this->ctrlkey(), $v);
}
$this->control = $v;
return $v;
}
private function getAccessToken()
{
// access_token 应该全局存储与更新，以下代码以写入到文件中做示例
$data = json_decode(file_get_contents("access_token.json"));
if ($data->expire_time < time()) {
// 如果是企业号用以下URL获取access_token
// $url = "https://qyapi.weixin.qq.com/cgi-bin/gettoken?corpid=$this->appId&corpsecret=$this->appSecret";
$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$this->appId}&secret={$this->appSecret}";
$res = json_decode($this->httpGet($url));
$access_token = $res->access_token;
if ($access_token) {
$data->expire_time = time() + 7000;
$data->access_token = $access_token;
$fp = fopen("access_token.json", "w");
fwrite($fp, json_encode($data));
fclose($fp);
apcstore("ACCESS_TOKEN", $data);
}
} else {
$access_token = $data->access_token;
}
return $access_token;
}
function on_apc_miss()
{
$rec = apcfetch("APC_HIT_RATE");
if ($rec == FALSE) {
$rec = 0.0;
}
$rec = $rec * 0.99;
apcstore("APC_HIT_RATE", $rec);
}