weiphp 投票插件的主控制器部分代码3

<?php

function show() {
        $vote_id = I ( 'id', 0, 'intval' );        //接受id传参
        $openid = get_openid ();    //获取当前用户的OpenId
        $token = get_token ();        //获取当前用户的Token
        
        $info = $this->_getVoteInfo ( $vote_id );    //获取投票插件的信息
        
        $canJoin = ! empty ( $openid ) && ! empty ( $token ) && ! ($this->_is_overtime ( $vote_id )) && ! ($this->_is_join ( $vote_id, $this->mid, $token ));
        $this->assign ( 'canJoin', $canJoin );
        // dump ( $canJoin );
        // dump(! empty ( $openid ));dump(! empty ( $token ));dump(! ($this->_is_overtime ( $vote_id )));dump(! ($this->_is_join ( $vote_id, $openid, $token )));
        
        $test_id = intval ( $_REQUEST ['test_id'] );    //转换全局变量的值
        $this->assign ( 'event_url', event_url ( '投票', $vote_id ) );        //提交到模版
        
        $this->display ( T ( 'Addons://Vote@Vote/show' ) );        //调用show模版显示
    }
    function _getVoteInfo($id) {        //获取投票插件的信息
        // 检查ID是否合法
        if (empty ( $id ) || 0 == $id) {
            $this->error ( "错误的投票ID" );
        }
        
        $map ['id'] = $map2 ['vote_id'] = intval ( $id );        //将参数id转换为整形，并赋值
        $info = M ( 'vote' )->where ( $map )->find ();        //查表获得信息
        // dump(M ( 'vote' )->getLastSql());
        $this->assign ( 'info', $info );        //将信息传给模版
        
        // dump($info);
        $opts = M ( 'vote_option' )->where ( $map2 )->order ( '`order` asc' )->select ();
        //查表获得结果集并按正序排列
        foreach ( $opts as $p ) {    //设置total
            $total += $p ['opt_count'];

        }
        foreach ( $opts as &$vo ) {        //设置数组￥vo
            $vo ['percent'] = round ( $vo ['opt_count'] * 100 / $total, 1 );    //
        }
        // dump($opts);
        $this->assign ( 'opts', $opts );
        $this->assign ( 'num_total', $total );
        return $info;
    }
    // 用户投票信息
    function join() {
        $token = get_token ();        //获取token
        $opts_ids = array_filter ( I ( 'post.optArr' ) );    //转换参数
        
        $vote_id = intval ( $_POST ["vote_id"] );    //设置转换参数为整形
        // 检查ID是否合法
        if (empty ( $vote_id ) || 0 == $vote_id) {
            $this->error ( "错误的投票ID" );
        }
        if ($this->_is_overtime ( $vote_id )) {
            $this->error ( "请在指定的时间内投票" );
        }
        if ($this->_is_join ( $vote_id, $this->mid, $token )) {
            $this->error ( "您已经投过,请不要重复投" );
        }
        if (empty ( $_POST ['optArr'] )) {
            $this->error ( "请先选择投票项" );
        }
        // 如果没投过，就添加
        $data ["user_id"] = $this->mid;
        $data ["vote_id"] = $vote_id;
        $data ["token"] = $token;
        $data ["options"] = implode ( ',', $opts_ids );
        $data ["cTime"] = time ();
        $addid = M ( "vote_log" )->add ( $data );
        // 投票选项信息的num+1
        foreach ( $opts_ids as $v ) {
            $v = intval ( $v );
            $res = M ( "vote_option" )->where ( 'id=' . $v )->setInc ( "opt_count" );
        }
        
        // 投票信息的vote_count+1
        $res = M ( "vote" )->where ( 'id=' . $vote_id )->setInc ( "vote_count" );
        
        // 增加积分
        add_credit ( 'vote' );
        
        // 连续投票
        $next_id = M ( "vote" )->where ( 'id=' . $vote_id )->getField ( "next_id" );
        if (! empty ( $next_id )) {
            $vote_id = $next_id;
        }
        
        redirect ( U ( 'show', 'id=' . $vote_id ) );
    }
    //已过期返回 true ,否则返回 false
    private function _is_overtime($vote_id) {
        // 先看看投票期限过期与否
        $the_vote = M ( "vote" )->where ( "id=$vote_id" )->find ();
        
        if(!empty($the_vote['start_date']) && $the_vote ['start_date'] > NOW_TIME) return ture;
        
        $deadline = $the_vote ['end_date'] + 86400;        //过期时间
        if(!empty($the_vote['end_date']) && $deadline <= NOW_TIME) return ture;        //判断
        
        return false;
    }
    private function _is_join($vote_id, $user_id, $token) {
        // $vote_limit = M ( 'vote' )->where ( 'id=' . $vote_id )->getField ( 'vote_limit' );
        $vote_limit = 1;
        $list = M ( "vote_log" )->where ( "vote_id=$vote_id AND user_id='$user_id' AND token='$token' AND options <>''" )->select ();        //查表
        $count = count ( $list );    //获取个数
        $info = array_pop ( $list );    //删除
        if ($info) {    //若info有值
            $joinData =  ( ',', $info ['options'] );    //设置$joinData
            $this->assign ( 'joinData', $joinData );    //赋值给模版
        }
        if ($count >= $vote_limit) {        //如果数量大于限制数量，并返回数true
            return true;
        }
        return false;
    }