修复wecenter移动版description首页描述一样问题

因网友要求，wecenter移动版description首页描述一样，所以在此写个教程，希望帮助大家！

修改方法

打开app/m/main.php

TPL::output('m/question');

　　

在这行代码前面添加

TPL::set_meta('keywords', implode(',', $this->model('system')->analysis_keyword($question_info['question_content'])));
TPL::set_meta('description', $question_info['question_content'] . ' - ' . cjk_substr(str_replace("\r\n", ' ', strip_tags($question_info['question_detail'])), 0, 128, 'UTF-8', '...'));

　　

修复文章描述

TPL::output('m/article');

　　在这行代码前面添加

TPL::set_meta('keywords', implode(',', $this->model('system')->analysis_keyword($article_info['title'])));
TPL::set_meta('description', $article_info['title'] . ' - ' . cjk_substr(str_replace("\r\n", ' ', strip_tags($article_info['message'])), 0, 128, 'UTF-8', '...'));

　　

修复话题描述

TPL::output('m/topic');

　　在这行代码前面添加

$related_topics_ids = array();
        $page_keywords[] = $topic_info['topic_title'];
        if ($related_topics = $this->model('topic')->related_topics($topic_info['topic_id']))
        {
            foreach ($related_topics AS $key => $val)
            {
                $related_topics_ids[$val['topic_id']] = $val['topic_id'];
                $page_keywords[] = $val['topic_title'];
            }
        }
        TPL::set_meta('keywords', implode(',', $page_keywords));
        TPL::set_meta('description', cjk_substr(str_replace("\r\n", ' ', strip_tags($topic_info['topic_description'])), 0, 128, 'UTF-8', '...'));