Codeigniter折腾笔记

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$allowed_domains = array('xxx.com', 'www.xxx.com');
$default_domain  = 'xxx.com';

if (in_array($_SERVER['HTTP_HOST'], $allowed_domains, TRUE))
{
    $domain = $_SERVER['HTTP_HOST'];
}
else
{
    $domain = $default_domain;
}

if ( ! empty($_SERVER['HTTPS']))
{
    $config['base_url'] = 'https://'.$domain;
}
else
{
    $config['base_url'] = 'http://'.$domain;
}

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<?php if (!defined('BASEPATH')) {
    exit('No direct script access allowed');
}

/**
 * Smartie Class
 *
 * @package        CodeIgniter
 * @subpackage     Libraries
 * @category       Smarty
 * @author         Kepler Gelotte
 * @link           http://www.coolphptools.com/codeigniter-smarty
 */
require_once BASEPATH . '../vendor/smarty/smarty/libs/Smarty.class.php';

class Smartie extends Smarty
{

    public $debug = false;

    public function __construct()
    {
        parent::__construct();

        $this->template_dir = APPPATH . "views";
        $this->compile_dir  = APPPATH . "_views";
        if (!is_writable($this->compile_dir)) {
            // make sure the compile directory can be written to
            @chmod($this->compile_dir, 0777);
        }

        // Uncomment these 2 lines to change Smarty's delimiters
        // $this->left_delimiter = '{{';
        // $this->right_delimiter = '}}';

        $this->assign('FCPATH', FCPATH); // path to website
        $this->assign('APPPATH', APPPATH); // path to application directory
        $this->assign('BASEPATH', BASEPATH); // path to system directory

        log_message('debug', "Smarty Class Initialized");
    }

    public function setDebug($debug = true)
    {
        $this->debug = $debug;
    }

    /**
     *  Parse a template using the Smarty engine
     *
     * This is a convenience method that combines assign() and
     * display() into one step.
     *
     * Values to assign are passed in an associative array of
     * name => value pairs.
     *
     * If the output is to be returned as a string to the caller
     * instead of being output, pass true as the third parameter.
     *
     * @access    public
     * @param    string
     * @param    array
     * @param    bool
     * @return    string
     */
    public function view($template, $data = array(), $return = false)
    {
        if (!$this->debug) {
            $this->error_reporting = false;
        }
        $this->error_unassigned = false;

        foreach ($data as $key => $val) {
            $this->assign($key, $val);
        }

        if ($return == false) {
            $CI = &get_instance();
            if (method_exists($CI->output, 'set_output')) {
                $CI->output->set_output($this->fetch($template));
            } else {
                $CI->output->final_output = $this->fetch($template);
            }
            return;
        } else {
            return $this->fetch($template);
        }
    }
}
// END Smartie Class

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// get a Code Igniter instance
$CI = &get_instance();
// 在此加载form_validation类库
// 或者，在autoload中全局加载
$CI->load->library('form_validation');
$_validation = $CI->form_validation;