public function get()
{
if (count($this->idle_pool) > 0) {
//返回空闲的连接
++$this->connection_num;
return array_pop($this->idle_pool);
} else {
//不存在空闲连接
if ($this->connection_num >= $this->pool_size) {
//连接数达到连接池容量最大值
mPHP::_exit();
return false;
}
//创建新连接
++$this->connection_num;
mPHP::$db = new pdoModel($this->db_config);
return mPHP::$db;
}
}
public function cache($file, $cacheTime)
{
$this->is_cache = true;
$time = $_SERVER['REQUEST_TIME'];
$createTime = file_exists($file) ? filemtime($file) : 0;
if ($createTime + $cacheTime >= $time && !mPHP::$debug) {
$createTime = date("D, d M Y H:i:s", $createTime);
mPHP::header('Cache-Control', 'max-age=0');
mPHP::header('Last-Modified', $createTime);
if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) && $_SERVER['HTTP_IF_MODIFIED_SINCE'] == $createTime) {
mPHP::status(304);
} else {
include $file;
}
mPHP::_exit();
return true;
}
return false;
}
function P($val, $true = true)
{
echo '<pre>';
if (is_array($val)) {
print_r($val);
} else {
var_dump($val);
}
echo '</pre>';
if ($true) {
mPHP::_exit();
}
}
