抓取正方课表-php

来源：互联网发布：slax linux定制中文版编辑：程序博客网时间：2024/04/27 18:31
///////////////////2016/10/28//////////////////
//////////////////by xbw///////////////////////
闲来无事，抓点数据，之前看学弟的python抓取正方特别牛，
查了点资料学习了一下，使用的php。
<?php/** * Created by PhpStorm. * User: xubowen * Date: 2016/10/27 * Time: 下午10:30 */echo decodeUnicode(json_encode(classresult("2014010xxxxx","********")));//unicode转utf-8function decodeUnicode($str){    return preg_replace_callback('/\\\\u([0-9a-f]{4})/i',        create_function(            '$matches',            'return mb_convert_encoding(pack("H*", $matches[1]), "UTF-8", "UCS-2BE");'        ),        $str);}//获取隐藏值function getView(){    $url = 'http://192.168.100.136/default2.aspx';    $result = curl_request($url);    $pattern = '/<input type="hidden" name="__VIEWSTATE" value="(.*?)" \/>/is';    preg_match_all($pattern, $result, $matches);    $res[0] = $matches[1][0];    return $res[0] ;}//获取cookiefunction login($xh,$pwd){    $url = 'http://192.168.100.136/default2.aspx';    $post['__VIEWSTATE'] = getView();    $post['txtUserName'] = $xh; //填写学号    $post['TextBox2'] = $pwd;  //填写密码    $post['txtSecretCode'] = '';    $post['lbLanguage'] = '';    $post['hidPdrs'] = '';    $post['hidsc'] = '';    $post['RadioButtonList1'] = iconv('utf-8', 'gb2312', '学生');    $post['Button1'] = iconv('utf-8', 'gb2312', '登录');    $result = curl_request($url,$post,'', 1);    return $result['cookie'];}//返回教室查询页面的隐藏值function getViewJs($cookie,$xh){    $url = "http://192.168.100.136/xxjsjy.aspx?xh={$xh}";    $result = curl_request($url,'',$cookie);    $pattern = '/<input type="hidden" name="__VIEWSTATE" value="(.*?)" \/>/is';    preg_match_all($pattern, $result, $matches);    $res[0] = $matches[1][0];    return $res[0] ;}function curl_request($url,$post='',$cookie='', $returnCookie=0){    $curl = curl_init();    curl_setopt($curl, CURLOPT_URL, $url);    curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; Trident/6.0)');    curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1);    curl_setopt($curl, CURLOPT_AUTOREFERER, 1);    curl_setopt($curl, CURLOPT_REFERER, "http://192.168.100.136"); //填写教务系统url    if($post) {        curl_setopt($curl, CURLOPT_POST, 1);        curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($post));    }    if($cookie) {        curl_setopt($curl, CURLOPT_COOKIE, $cookie);    }    curl_setopt($curl, CURLOPT_HEADER, $returnCookie);    curl_setopt($curl, CURLOPT_TIMEOUT, 20);    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);    $data = curl_exec($curl);    if (curl_errno($curl)) {        return curl_error($curl);    }    curl_close($curl);    if($returnCookie){        list($header, $body) = explode("\r\n\r\n", $data, 2);        preg_match_all("/Set\-Cookie:([^;]*);/", $header, $matches);        $info['cookie']  = substr($matches[1][0], 1);        $info['content'] = $body;        return $info;    }else{        return $data;    }}//返回课表字符串function classresult($xh,$pwd){    date_default_timezone_set("PRC"); //时区设置    $classList = "";//声明课表变量    $cookie = login($xh, $pwd);    $view = getViewJs($cookie, $xh);//验证密码是否正确    //如果密码正确    if (!empty($view)) {        $url = "http://192.168.100.136/xskbcx.aspx?xh={$xh}";        $result = curl_request($url, '', $cookie);        preg_match_all('/<table id="Table1"[\w\W]*?>([\w\W]*?)<\/table>/', $result, $out);        $table = mb_convert_encoding($out[0][0],  "utf-8","gb2312");        preg_match_all('/<td [\w\W]*?>([\w\W]*?)<\/td>/', $table, $out);        $td = $out[1];        $length = count($td);        //获得课程列表        for ($i = 0; $i < $length; $i++) {            $td[$i] = str_replace("<br>", "", $td[$i]);            $reg = "/{(.*)}/";            if (!preg_match_all($reg, $td[$i], $matches)) {                unset($td[$i]);            }        }        $td = array_values($td); //将课程列表数组重新索引        //将课表转换成数组形式        function converttoTable($table)        {            $list = array(                'sun' => array(                    '1,2' => '',                    '3,4' => '',                    '5,6' => '',                    '7,8' => '',                    '9,10' => ''                ),                'mon' => array(                    '1,2' => '',                    '3,4' => '',                    '5,6' => '',                    '7,8' => '',                    '9,10' => ''                ),                'tues' => array(                    '1,2' => '',                    '3,4' => '',                    '5,6' => '',                    '7,8' => '',                    '9,10' => ''                ),                'wed' => array(                    '1,2' => '',                    '3,4' => '',                    '5,6' => '',                    '7,8' => '',                    '9,10' => ''                ),                'thur' => array(                    '1,2' => '',                    '3,4' => '',                    '5,6' => '',                    '7,8' => '',                    '9,10' => ''                ),                'fri' => array(                    '1,2' => '',                    '3,4' => '',                    '5,6' => '',                    '7,8' => '',                    '9,10' => ''                ),                'sat' => array(                    '1,2' => '',                    '3,4' => '',                    '5,6' => '',                    '7,8' => '',                    '9,10' => ''                )            );            $week = array("sun" => "周日", "mon" => "周一", "tues" => "周二", "wed" => "周三", "thur" => "周四", "fri" => "周五", "sat" => "周六");            $order = array('1,2', '3,4', '5,6', '7,8', '9,10');            foreach ($table as $key => $value) {                $class = $value;                foreach ($week as $key => $weekDay) {                    $pos = strpos($class, $weekDay);                    if ($pos) {                        $weekArrayDay = $key; //获取list数组中的第一维key                        foreach ($order as $key => $orderClass) {                            $pos = strpos($class, $orderClass);                            if ($pos) {                                $weekArrayOrder = $orderClass; //获取该课程是第几节                                break;                            }                        }                        break;                    }                }                $list[$weekArrayDay][$weekArrayOrder] = $class;            }            return $list;        }        //调用函数        return converttoTable($td);    } else {        return 0;    }}//空自习室function roomresult(){    $xh = ""; //设置学号    $pwd = "";  //学号对应的密码    $cookie = $this->login($xh,$pwd);    $url = "http://jw.hzau.edu.cn/xs_main.aspx?xh={$xh}";    $result = curl_request($url,'',$cookie);  //保存的cookies    $url="http://jw.hzau.edu.cn/xxjsjy.aspx?xh={$xh}";    $post['Button2'] = iconv('utf-8', 'gb2312', '空教室查询');    $post['__EVENTARGUMENT']='';    $post['__EVENTTARGET']='';    $post['__VIEWSTATE'] = $this->getViewJs($cookie,$xh);    $post['ddlDsz'] = iconv('utf-8', 'gb2312', '单');    $post['ddlSyXn'] = '2014-2015'; //学年    $post['ddlSyxq'] = '1';    $post['jslb'] = '';    $post['xiaoq'] = '';    $post['kssj']=$_GET['start'];  //提交的开始查询时间    $post['sjd']=$_GET['class'];//提交的课程节次    $post['xn']='2014-2015';//所在学年    $post['xq']='2';//所在学期    $post['xqj']='6';//当天星期几    $post['dpDataGrid1:txtPageSize']=90;//每页显示条数    $result = curl_request($url,$post,$cookie,0);    preg_match_all('/<span[^>]+>[^>]+span>/',$result,$out);    $tip = iconv('gb2312', 'utf-8', $out[0][3]);//获取页面前部的提示内容    preg_match_all('/<table[\w\W]*?>([\w\W]*?)<\/table>/',$result,$out);    $table = iconv('gb2312', 'utf-8', $out[0][0]); //获取查询列表    $this->load->view("classroom",array('tip'=>$tip,'table'=>$table));}
主要代码由AloneMonkey提供。
效果可以。
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