think\Request::cache()

Complexity

Conditions	19
Paths	228

Size

Total Lines	57
Code Lines	32

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	380

Importance

Changes

0

<?php
    public function cache($key = null, int $expire = null, string $tag = null, array $except = [])
    {
        $key    = $key ?: $this->config['request_cache'];
        $expire = $expire ?: $this->config['request_cache_expire'];
        $except = !empty($except) ? $except : $this->config['request_cache_except'];
        $tag    = $tag ?: $this->config['request_cache_tag'];

        if ($this->isCheckCache) {
            // 关闭当前缓存
            return;
        }

        // 标记请求缓存检查
        $this->isCheckCache = true;

        foreach ($except as $rule) {
            if (0 === stripos($this->url(), $rule)) {
                return;
            }
        }

        if ($key instanceof \Closure) {
            $key = call_user_func_array($key, [$this]);
        } elseif (true === $key) {
            // 自动缓存功能
            $key = '__URL__';
        } elseif (strpos($key, '|')) {
            list($key, $fun) = explode('|', $key);
        }

        // 特殊规则替换
        if (false !== strpos($key, '__')) {
            $key = str_replace(['__APP__', '__CONTROLLER__', '__ACTION__', '__URL__'], [$this->app, $this->controller, $this->action, md5($this->url(true))], $key);
        }

        if (false !== strpos($key, ':')) {
            $param = $this->param();
            foreach ($param as $item => $val) {
                if (is_string($val) && false !== strpos($key, ':' . $item)) {
                    $key = str_replace(':' . $item, $val, $key);
                }
            }
        } elseif (strpos($key, ']')) {
            if ('[' . $this->ext() . ']' == $key) {
                // 缓存某个后缀的请求
                $key = md5($this->url());
            } else {
                return;
            }
        }

        if (isset($fun)) {
            $key = $fun($key);
        }

        $this->cache = [$key, $expire, $tag];
        return $this->cache;
    }