wecenter系统关于标题及seo的修改

wecenter整个系统好像根本就没有考虑过SEO优化，就连Title的识别也是随意的许多，在使用这个cms来完成我们自己的需求的时候，适当的修改是比不可少的。下面说说title标题修改方法。

今天分享自己改好的seo代码，只要替换/system/aws_controller.inc.php文件即可

<?php
class AWS_CONTROLLER
{
    public $user_id;
    public $user_info;

    public function __construct($process_setup = true)
    {
        if(intval(FOX_Cc_num)>0){
            AWS_APP::fuck_cc_no(intval(FOX_Cc_num),intval(FOX_Sx_num));
        }

        // 获取当前用户 User ID
        $this->user_id = AWS_APP::user()->get_info('uid');

        //推广
        AWS_APP::session()->fox_scheid=htmlspecialchars(get_fox_scheid());
        if ($_GET['id'] && strstr($_GET['id'], 'extension='))
        {
            $extension_id = explode('=',$_GET['id']);
            if(intval($extension_id[1])>0){
                AWS_APP::session()->extension = intval($extension_id[1]);
            }
        }
        if(AWS_APP::session()->extension)
        {
            if(!$this->user_id){
                $this->model('account')->set_extension(AWS_APP::session()->extension, AWS_APP::session()->fox_scheid);
            }
            unset(AWS_APP::session()->extension);
        }

        if ($this->user_info = $this->model('account')->get_user_info_by_uid($this->user_id, TRUE))
        {
            $user_group = $this->model('account')->get_user_group($this->user_info['group_id'], $this->user_info['reputation_group']);

            if ($this->user_info['default_timezone'])
            {
                date_default_timezone_set($this->user_info['default_timezone']);
            }

            $this->model('online')->online_active($this->user_id, $this->user_info['last_active']);
        }
        else if ($this->user_id)
        {
            $this->model('account')->logout();
        }
        else
        {
            $user_group = $this->model('account')->get_user_group_by_id(99);

            if ($_GET['fromuid'])
            {
                HTTP::set_cookie('fromuid', $_GET['fromuid']);
            }
        }

        $this->user_info['group_name'] = $user_group['group_name'];
        $this->user_info['permission'] = $user_group['permission'];

        AWS_APP::session()->permission = $this->user_info['permission'];

        if ($this->user_info['forbidden'] == 1)
        {
            $this->model('account')->logout();

            H::redirect_msg(AWS_APP::lang()->_t('抱歉, 你的账号已经被禁止登录'), '/');
        }
        else
        {
            TPL::assign('user_id', $this->user_id);
            TPL::assign('user_info', $this->user_info);
        }

        if ($this->user_id and ! $this->user_info['permission']['human_valid'])
        {
            unset(AWS_APP::session()->human_valid);
        }
        else if ($this->user_info['permission']['human_valid'] and ! is_array(AWS_APP::session()->human_valid))
        {
            AWS_APP::session()->human_valid = array();
        }

        // 引入系统 CSS 文件
        TPL::import_css(array(
            'css/common.css',
            'css/link.css',
            'js/plug_module/style.css',
        ));

        if (defined('SYSTEM_LANG'))
        {
            TPL::import_js(base_url() . '/language/' . SYSTEM_LANG . '.js');
        }

        if (HTTP::is_browser('ie', 8))
        {
            TPL::import_js(array(
                'js/jquery.js',
                'js/respond.js'
            ));
        }
        else
        {
            TPL::import_js('js/jquery.2.js');
        }

        // 引入系统 JS 文件
        TPL::import_js(array(
            'js/jquery.form.js',
            'js/plug_module/plug-in_module.js',
            'js/jquery.easing.min.js',
            'js/aws.js',
            'js/aw_template.js',
            'js/app.js',
            'js/jquery.lazyload.js',
        ));

        // 产生面包屑导航数据
        $this->crumb(get_setting('site_name'), base_url());

        // 载入插件
        if ($plugins = AWS_APP::plugins()->parse($_GET['app'], $_GET['c'], 'setup'))
        {
            foreach ($plugins as $plugin_file)
            {
                include $plugin_file;
            }
        }

        if (get_setting('site_close') == 'Y' AND $this->user_info['group_id'] != 1 AND !in_array($_GET['app'], array('admin', 'account', 'upgrade')))
        {
            $this->model('account')->logout();

            H::redirect_msg(get_setting('close_notice'), '/account/login/');
        }

        if ($_GET['ignore_ua_check'] == 'TRUE')
        {
            HTTP::set_cookie('_ignore_ua_check', 'TRUE', (time() + 3600 * 24 * 7));
        }

        // 执行控制器 Setup 动作
        if ($process_setup)
        {
            $this->setup();
        }
    }

    /**
     * 控制器 Setup 动作
     *
     * 每个继承于此类库的控制器均会调用此函数
     *
     * @access    public
     */
    public function setup() {}

    /**
     * 判断当前访问类型是否为 POST
     *
     * 调用 $_SERVER['REQUEST_METHOD']
     *
     * @access    public
     * @return    boolean
     */
    public function is_post()
    {
        if ($_SERVER['REQUEST_METHOD'] == 'POST')
        {
            return TRUE;
        }

        return FALSE;
    }

    /**
     * 调用系统 Model
     *
     * 于控制器中使用 $this->model('class')->function() 进行调用
     *
     * @access    public
     * @param    string
     * @return    object
     */
    public function model($model = null)
    {
        return AWS_APP::model($model);
    }

    /**
     * 产生面包屑导航数据
     *
     * 产生面包屑导航数据并生成浏览器标题供前端使用
     *
     * @access    public
     * @param    string
     * @param    string
     */
    public function crumb($name, $url = null)
    {
        if (is_array($name))
        {
            foreach ($name as $key => $value)
            {
                $this->crumb($key, $value);
            }

            return $this;
        }

        $name = htmlspecialchars_decode($name);

        $crumb_template = $this->crumb;

        if (strlen($url) > 1 and substr($url, 0, 1) == '/')
        {
            $url = base_url() . substr($url, 1);
        }

        $this->crumb[] = array(
            'name' => $name,
            'url' => $url
        );

        $crumb_template['last'] = array(
            'name' => $name,
            'url' => $url
        );

        TPL::assign('crumb', $crumb_template);

        foreach ($this->crumb as $key => $crumb)
        {
            //$title = $crumb['name'] . ' - ' . $title;
          $title = $crumb['name'] ;//去掉后面尾巴
        }

        TPL::assign('page_title', htmlspecialchars(rtrim($title, ' - ')));

        return $this;
    }

    public function publish_approval_valid()
    {
        if ($default_timezone = get_setting('default_timezone'))
        {
            date_default_timezone_set($default_timezone);
        }

        if ($this->user_info['permission']['publish_approval'] == 1)
        {
            if (!$this->user_info['permission']['publish_approval_time']['start'] AND !$this->user_info['permission']['publish_approval_time']['end'])
            {
                if ($this->user_info['default_timezone'])
                {
                    date_default_timezone_set($this->user_info['default_timezone']);
                }

                return true;
            }

            if ($this->user_info['permission']['publish_approval_time']['start'] < $this->user_info['permission']['publish_approval_time']['end'])
            {
                if (intval(date('H')) >= $this->user_info['permission']['publish_approval_time']['start'] AND intval(date('H')) < $this->user_info['permission']['publish_approval_time']['end'])
                {
                    if ($this->user_info['default_timezone'])
                    {
                        date_default_timezone_set($this->user_info['default_timezone']);
                    }

                    return true;
                }
            }

            if ($this->user_info['permission']['publish_approval_time']['start'] > $this->user_info['permission']['publish_approval_time']['end'])
            {
                if (intval(date('H')) >= $this->user_info['permission']['publish_approval_time']['start'] OR intval(date('H')) < $this->user_info['permission']['publish_approval_time']['end'])
                {
                    if ($this->user_info['default_timezone'])
                    {
                        date_default_timezone_set($this->user_info['default_timezone']);
                    }

                    return true;
                }
            }

            if ($this->user_info['permission']['publish_approval_time']['start'] == $this->user_info['permission']['publish_approval_time']['end'])
            {
                if (intval(date('H')) == $this->user_info['permission']['publish_approval_time']['start'])
                {
                    if ($this->user_info['default_timezone'])
                    {
                        date_default_timezone_set($this->user_info['default_timezone']);
                    }
                    return true;
                }
            }
        }

        if ($this->user_info['default_timezone'])
        {
            date_default_timezone_set($this->user_info['default_timezone']);
        }

        return false;
    }
}

/**
 * WeCenter 后台控制器
 *
 * @package        WeCenter
 * @subpackage    System
 * @category    Libraries
 * @author        WeCenter Dev Team
 */
class AWS_ADMIN_CONTROLLER extends AWS_CONTROLLER
{
    public $per_page = 20;

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

        if ($_GET['app'] != 'admin')
        {
            return false;
        }

        TPL::import_clean();

        if (defined('SYSTEM_LANG'))
        {
            TPL::import_js(base_url() . '/language/' . SYSTEM_LANG . '.js');
        }

        if (HTTP::is_browser('ie', 8))
        {
            TPL::import_js('js/jquery.js');
        }
        else
        {
            TPL::import_js('js/jquery.2.js');
        }

        TPL::import_js(array(
            'admin/js/aws_admin.js',
            'admin/js/aws_admin_template.js',
            'js/jquery.form.js',
            'admin/js/framework.js',
            'admin/js/global.js',
        ));

        TPL::import_css(array(
            'admin/css/common.css'
        ));

        if (in_array($_GET['act'], array(
            'login',
            'login_process',
        )))
        {
            return true;
        }

        if ($admin_info = H::decode_hash(AWS_APP::session()->admin_login))
        {
            if ($admin_info['uid'] != $this->user_id OR $admin_info['UA'] != $_SERVER['HTTP_USER_AGENT'] OR !AWS_APP::session()->permission['is_administortar'] AND !AWS_APP::session()->permission['is_moderator'])
            {
                unset(AWS_APP::session()->admin_login);

                if ($_POST['_post_type'] == 'ajax')
                {
                    H::ajax_json_output(AWS_APP::RSM(null, -1, AWS_APP::lang()->_t('会话超时, 请重新登录')));
                }
                else
                {
                    H::redirect_msg(AWS_APP::lang()->_t('会话超时, 请重新登录'), '/admin/login/url-' . base64_encode($_SERVER['REQUEST_URI']));
                }
            }
        }
        else
        {
            if ($_POST['_post_type'] == 'ajax')
            {
                H::ajax_json_output(AWS_APP::RSM(null, -1, AWS_APP::lang()->_t('会话超时, 请重新登录')));
            }
            else
            {
                HTTP::redirect('/admin/login/url-' . base64_encode($_SERVER['REQUEST_URI']));
            }
        }

        $this->setup();
    }
}

演示地址：http://zhihu.rjymb.com/这样标题就清爽多了！