ci框架hook钩子

<code>//启动hooks
//app/config/config.php
$config[‘enable_hooks‘] = TRUE;
//hooks配置
///app/config/hooks.php
$hook[‘post_controller_constructor‘][] = array(
        ‘function‘ => ‘check_ssl‘,
        ‘filename‘ => ‘ssl.php‘,
        ‘filepath‘ => ‘hooks‘,
    );
//插件编写
//app/hooks/ssl.php
function check_ssl(){
$CI =& get_instance();
$class = $CI->router->fetch_class();
$method = $CI->router->fetch_method();
$ssl = $CI->config->item(‘ssl_class_method‘);   
$partial = $CI->config->item(‘no_ssl_class_method‘);    
if(in_array($class.‘/‘.$method,$ssl)){
    //force_ssl();
    $CI =&get_instance();
    $CI->config->config[‘base_url‘] = str_replace(‘http://‘, ‘https://‘, $CI->config->config[‘base_url‘]);
    if ($_SERVER[‘SERVER_PORT‘] != 443) redirect($CI->uri->uri_string());
}
else if(in_array($class.‘/‘.$method,$partial))
{
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return;
    }
    else{
        //unforce_ssl
        $CI =&get_instance();
        $CI->config->config[‘base_url‘] = str_replace(‘https://‘, ‘http://‘, $CI->config->config[‘base_url‘]);
        if ($_SERVER[‘SERVER_PORT‘] == 443) redirect($CI->uri->uri_string());
    }
}
//config 配置需要使用https的 class method
//app/config/config.php
$config[‘ssl_class_method‘] = array(
    ‘U_class/A_method‘,
    ‘V_class/B_method‘,
    ‘W_class/C_method‘,
    ‘X_class/D_method‘,
    ); //强制使用ssl
$config[‘no_ssl_class_method‘] = array(); //强制不使用ssl
</code>