office_automation/webmain/model/meetingModel.php

<?php

class meetingClassModel extends Model
{

    /**
     *	判断会议室是否重复申请了
     */
    public function isapplymsg($startdt, $enddt, $hyname, $id=0)
    {
        $msg 		= '';
        $rows 		= $this->getall("id <> '$id' and `state` in(0,1)");
//        $gdrow		= m('flow')->initflow('meeting')->createmeet(0, substr($startdt,0,10) ,true);//从固定会议中读取
//        foreach($gdrow as $k1=>$rs1)$rows[]=$rs1;

        foreach($rows as $k=>$rs){
            if($rs['meeting_room'] != $hyname)continue;
            $sdt = $rs['meeting_time'];
            $edt = $rs['end_time'];
            if(
                ($sdt<=$startdt && $edt>$startdt)
                || ($sdt<$enddt && $edt>=$enddt)
                || ($sdt>$startdt && $edt<$enddt)
                || ($sdt==$startdt && $edt==$enddt)
            )$msg = '该会议室的时间段已被申请过了，主题“'.$rs['title'].'”';
        }
        return $msg;
    }
}