php 采集彩票双色球数据与简单统计(2)

采集开彩票双色球数据，以及分析彩票双色球数据--采集与统计实例 ~ 4KB    下载(45)

<?php
/*
* 采集开彩票双色球数据，以及分析彩票双色球数据
*/
header("Content-type: text/html; charset=utf-8");
class getSseqiu {
    var $purl= 'http://www.gdfc.org.cn/datas/history/twocolorball/history_*.html';
    var $files = 'caipiao.txt';
    var $_list ;
    function main($start,$end){
        $this->_list = $this->getFile();
        for( $i=$start; $i<=$end; $i++ ){
            $url = str_ireplace('*',$i,$this->purl);
            $this->getContent($url);
        }
        return true;
    }
    function getContent($url){
        $ch = curl_init(); 
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $data = curl_exec($ch);
        if(!$data){
            return '';  
        } 
        # 切割整个页面
        $content = explode('<table width="98%" border="0" align="center" cellpadding="0" cellspacing="1" bgcolor="#d3d3d3">',$data);
        $content = explode('</table>',$content[1]);

        # 匹配数据
        preg_match_all("/<tr>(.*?)<\/tr>/is", $content[0] ,$out);

        unset($out[1][0]);
        $con_all = $out[1];
        $qishu = null;
        ob_start();
        foreach($con_all as $key => $val){
            preg_match("/<td align=\"center\" bgcolor=\"(#FFFFFF|#faf8e9)\">(.*?)<\/td>/", $val,$matches_1);
            $title = $matches_1[2];
            preg_match("/<td align=\"center\" bgcolor=\"(#FFFFFF|#faf8e9)\" class=\"td-luckyno\" luckyNo=\"(.*?)\"><\/td>/", $val,$matches_2);
            $value = $matches_2[2];
            $str = trim($title.':'.$value); 
            if(!in_array($str,$this->_list)){     
                echo "\n".$str; 
            }
        }
        $ob_content = ob_get_contents();
        ob_end_clean();
        $this->saveFile($ob_content);

    }
    #保存文件
    function saveFile($data){
        if(!is_file($this->files)){
            $fp = fopen($this->files,'w+');     
        }else{
            $fp = fopen($this->files,'a+');
        }
        fwrite($fp, $data);
        fclose($fp);
    }
    #取文件 为数组
    function getFile(){
        $arr = array();
        if(!is_file($this->files)){
            return $arr;    
        }
        $fp = fopen($this->files,'r');
        while (!feof($fp)) {
            $arr[] = trim(fgets($fp));
        }
        fclose($fp);
        return $arr;
    }
    function detachNum(){
        $file_list = $this->getFile();
        array_shift($file_list);
        $reu = array();
        foreach($file_list as $key => $val){
            $temp = $this->getLayout($val);
            $reu[$temp[0]] = $temp;
        }
        return $reu;
    }
    function getLayout($data){
        $reu = array();
        $reu = explode(':',$data);
        $reu[2] = substr($reu[1], -2, 2);   
        $reu[1] = substr($reu[1],0,strlen($reu[1])-2);
        return $reu;
    }
    # 数据处理
    function dataDispose($data,$qishu){
        if(!is_array($data)) return false;
        $coun = count($data);
        $foolr = floor($coun/2);
        $foolr_qishu = $foolr+1;
        $red = array();
        $blue = array();
        $num = 1;
        foreach($data as $key => $val){
            if($val[0] == $qishu){   
                $num = $foolr;
                $weight_num = $foolr_qishu;
            }elseif($val[0]<$qishu){    
                $weight_num = $num ++;  
            }elseif($val[0]>$qishu){    
                $weight_num = $num --;  
            }  
            # 红
            $son_arr = $this->stringNumber($val[1]);
            foreach($son_arr as $k2 => $v2){ 
                $red[intval($v2)]['hits'] = $red[intval($v2)]['hits']+1; 
                $red[intval($v2)]['weight'] = $red[intval($v2)]['weight']+$weight_num; 
            } 
            # 蓝
            $blue[intval($val[2])]['hits'] = $blue[intval($val[2])]['hits']+1; 
            $blue[intval($val[2])]['weight'] = $blue[intval($val[2])]['weight']+$weight_num; 
        }

        for( $i=0; $i<=33 ;$i++ ){
            if($red[$i]){
                $red[$i]['mean'] = round($red[$i]['hits']/$red[$i]['weight'],2) ;
            }

        }
        for( $i=0; $i<=16 ;$i++ ){

            if($blue[$i]){
                $blue[$i]['mean'] = round($blue[$i]['hits']/$blue[$i]['weight'],2);
            }
        }
        return array( 'red'=>$red, 'blue'=>$blue);
    }
    function stringNumber($string){
        $list = array();
        $list[] = substr($string, 0, 2);    
        $list[] = substr($string, 2, 2);    
        $list[] = substr($string, 4, 2);    
        $list[] = substr($string, 6, 2);    
        $list[] = substr($string, 8, 2);    
        $list[] = substr($string, 10, 2);

        return $list;
    }
//  function dbMysql(){
//      $conn = mysql_connect('localhost','root','root') or die('连接Mysql错误：'.mysql_error());
//      mysql_select_db('caipiao',$conn) or die('连接数据库错误：'.mysql_error());
//      mysql_query('set names gbk');
//  }
}
// 采集数据
//$start = 1;
//$end = 1;
//$Ss = new getSseqiu();
//$Ss->main($start, $end);
?>