YII2框架的excel表格导出

最近的项目作到关于表格输出的功能,以前用TP的时候也作过,趁着此次功能比较多样的机会整理一下php

本文是基于YII2框架进行开发的,不一样框架可能会须要更改html

一.普通excel格式表格输出

先是最普通的导出.xls格式的表格。首先先看一下表格在网站的显示效果sql

clipboard.png

这里能够看到整个表格一共是7列。下面来看代码的实现。数据库

1.controller文件数组

//导出统计浏览器

public function actionStatistics(){
    //设置内存
    ini_set("memory_limit", "2048M");
    set_time_limit(0);

    //获取用户ID
    $id         =   Yii::$app->user->identity->getId();

    //去用户表获取用户信息
    $user       =   Employee::find()->where(['id'=>$id])->one();

    //获取传过来的信息(时间,公司ID之类的,根据须要查询资料生成表格)
    $params     =   Yii::$app->request->get();
    $objectPHPExcel = new \PHPExcel();

    //设置表格头的输出
    $objectPHPExcel->setActiveSheetIndex()->setCellValue('A1', '代理公司');
    $objectPHPExcel->setActiveSheetIndex()->setCellValue('B1', '收入');
    $objectPHPExcel->setActiveSheetIndex()->setCellValue('C1', '成本');
    $objectPHPExcel->setActiveSheetIndex()->setCellValue('D1', '稿件数');
    $objectPHPExcel->setActiveSheetIndex()->setCellValue('E1', '毛利(收入-成本)');
    $objectPHPExcel->setActiveSheetIndex()->setCellValue('F1', '毛利率(毛利/收入)*100%');
    $objectPHPExcel->setActiveSheetIndex()->setCellValue('G1', 'ARPU值');

    //跳转到recharge这个model文件的statistics方法去处理数据
    $data = Recharge::statistics($params);

    //指定开始输出数据的行数
    $n = 2;
    foreach ($data as $v){
        $objectPHPExcel->getActiveSheet()->setCellValue('A'.($n) ,$v['company_name']);
        $objectPHPExcel->getActiveSheet()->setCellValue('B'.($n) ,$v['company_cost']);
        $objectPHPExcel->getActiveSheet()->setCellValue('C'.($n) ,$v['cost']);
        $objectPHPExcel->getActiveSheet()->setCellValue('D'.($n) ,$v['num']);
        $objectPHPExcel->getActiveSheet()->setCellValue('E'.($n) ,$v['gross_margin']);
        $objectPHPExcel->getActiveSheet()->setCellValue('F'.($n) ,$v['gross_profit_rate']);
        $objectPHPExcel->getActiveSheet()->setCellValue('G'.($n) ,$v['arpu']);
        $n = $n +1;
    }
    ob_end_clean();
    ob_start();
    header('Content-Type : application/vnd.ms-excel');

    //设置输出文件名及格式
    header('Content-Disposition:attachment;filename="代理公司统计'.date("YmdHis").'.xls"');

    //导出.xls格式的话使用Excel5,如果想导出.xlsx须要使用Excel2007
    $objWriter= \PHPExcel_IOFactory::createWriter($objectPHPExcel,'Excel5');
    $objWriter->save('php://output');
    ob_end_flush();

    //清空数据缓存
    unset($data);
}

2.model文件缓存

<?php
    namespace app\models;//model层的命名空间
    //注意要引用yii的arrayhelper
    use yii\helpers\ArrayHelper;
    use Yii;
    class Recharge extends \yii\db\ActiveRecord
    {
        //excel一次导出条数
        const EXCEL_SIZE = 10000;
    
        //统计导出
        public static function statistics($params){

        //导出时间条件
        if(empty($params['min'])){
            $date_max = date("Y-m-d",strtotime("-1 day"));
            $date_min = date("Y-m-d",strtotime("-31 day"));
        }else{
            $date_min = $params['min'];
            $date_max = $params['max'];
        }
        $where = '';
        $where .= '(`issue_date` BETWEEN '.'\''.$date_min.'\''.' AND '.'\''.$date_max.'\')';

        //查找指定数据
        $sql = 'select
                article.company_id,
                article.cost,
                article.company_cost
                from article WHERE article.status=2 AND '.$where;
        $article = Article::findBySql($sql)->asArray()->all();
        $article = ArrayHelper::index($article,null,'company_id');
        $companys = [];

        foreach ($article as $key=>$v){
            if(empty($key)){
                continue;
            }else{
                $number         =   count($v);
                $company        =   Company::find()->where(['id'=>$key])->select('name')->one();
                $company_name   =   $company['name'];
                $cost           =   0;
                $company_cost   =   0;
                foreach ($v as $n){
                    $cost += $n['cost'];
                    $company_cost += $n['company_cost'];
                }
                if($company_cost == 0){
                    $company_cost =1;
                }

                //这里注意,数据的存储顺序要和输出的表格里的顺序同样
                $companys[] = [
                    //公司名
                    'company_name'      =>  $company_name,

                    //收入
                    'company_cost'      =>  $company_cost,

                    //成本
                    'cost'              =>  $cost,

                    //稿件数
                    'num'               =>  $number,

                    //毛利
                    'gross_margin'      =>  $company_cost-$cost,

                    //毛利率
                    'gross_profit_rate' =>  round(($company_cost-$cost)/$company_cost*100,2).'%',

                    //ARPU值
                    'arpu'              =>  round($company_cost/$number,2),
                ];
            }
        }
        return $companys;
    }
}

最终导出的效果(单元格大小导出后调整过)能够看到和网页显示的基本同样。app

clipboard.png

二.大数据表格导出

这时老板说了,咱们不能只看总和的数据,最好是把详细数据也给导出来。既然老板发话了,那就作吧。仍是按照第一种的方法去作,结果提示我php崩溃了,再试一次发现提示写入字节超出。打开php的配置文件php.ini框架

memory_limit = 128M

发现默认内存已经给到128M,应该是足够的了。因而我打开数据库一看,嚯!yii

接近83万条的数据进行查询并导出,可不是会出问题嘛!怎么办呢,因而我Google了一下,发现对于大数据(2万条以上)的导出,最好是以.csv的形式。不说废话,直接上代码

1.controller文件

//导出清单

public function actionInventory(){
    ini_set("memory_limit", "2048M");
    set_time_limit(0);
    $id         =   Yii::$app->user->identity->getId();
    $user       =   Employee::find()->where(['id'=>$id])->one();
    $params     =   Yii::$app->request->get();
    
    //相似的,跳转到recharge这个model文件里的inventory方法去处理数据
    $data       =   Recharge::inventory($params);
    
    //设置导出的文件名
    $fileName   =   iconv('utf-8', 'gbk', '代理商统计清单'.date("Y-m-d"));
    
    //设置表头
    $headlist   =   array('代理商','文章ID','文章标题','媒体','统计时间范围','状态','建立时间','审核时间','发稿时间','退稿时间','财务状态','成本','销售额','是不是预收款媒体类型','订单类别');
    header('Content-Type: application/vnd.ms-excel');
    
    //指明导出的格式
    header('Content-Disposition: attachment;filename="'.$fileName.'.csv"');
    header('Cache-Control: max-age=0');
    
    //打开PHP文件句柄,php://output 表示直接输出到浏览器
    $fp = fopen('php://output', 'a');
    
    //输出Excel列名信息
    foreach ($headlist as $key => $value) {
        //CSV的Excel支持GBK编码,必定要转换,不然乱码
        $headlist[$key] = iconv('utf-8', 'gbk', $value);
    }
    
    //将数据经过fputcsv写到文件句柄
    fputcsv($fp, $headlist);
    
    //每隔$limit行,刷新一下输出buffer,不要太大,也不要过小
    $limit = 100000;
    
    //逐行取出数据,不浪费内存
    foreach ($data as $k => $v) {
        //刷新一下输出buffer,防止因为数据过多形成问题
        if ($k % $limit == 0 && $k!=0) {
            ob_flush();
            flush();
        }
        $row = $data[$k];
        foreach ($row as $key => $value) {
            $row[$key] = iconv('utf-8', 'gbk', $value);
        }
        fputcsv($fp, $row);
    }
}

2.model文件(由于这部分我要处理的过多,因此只选择了部分代码),在查询数据那部分,由于要查的数据较多,因此能够结合我以前写的关于Mysql大数据查询处理的文章看一下

//清单导出

public static function inventory($params){
    //统计时间范围
    if(!empty($params['min']) && !empty($params['max'])){
        $ti = strtotime($params['max'])+3600*24;
        $max = date('Y-m-d',$ti);
        $time = $params['min'].'-'.$params['max'];
        $date_min = $params['min'];
        $date_max = $max;
    }else{
        $date_max = date('Y-m-d');
        $date_min = date('Y-m-d',strtotime("-31 day"));
        $time = $date_min.'-'.$date_max;
    }
    //查询数据
    if($params['state'] == 1){
        $where  = '';
        $where .= ' AND (`issue_date` BETWEEN '.'\''.$date_min.'\''.' AND '.'\''.$date_max.'\')';
        $map = 'select
                 company.name,
                 article.id,
                 article.title,
                 media.media_name,
                 article.status,
                 article.created,
                 article.audit_at,
                 article.issue_date,
                 article.back_date,
                 article.finance_status,
                 article.cost,
                 article.company_cost,
                 media.is_advance
                 from article
                    LEFT JOIN custom_package ON custom_package.id = article.custom_package_id
                    LEFT JOIN `order`        ON custom_package.order_id = `order`.`id`
                    LEFT JOIN company        ON company.id = article.company_id
                    LEFT JOIN media          ON media.id = article.media_id
                    where article.status=2   and `order`.package=0'.$where;
        //查找的第一部分数据,使用asArray方法可使咱们查找的结果直接造成数组的形式,没有其余多余的数据占空间(注意:我这里查找分三部分是由于我要查三种不一样的数据)
        $list1   = Article::findBySql($map)->asArray()->all();
        $where2  = '';
        $where2 .= ' AND (`issue_date` BETWEEN '.'\''.$date_min.'\''.' AND '.'\''.$date_max.'\')';
        $where2 .= ' AND (`back_date` > \''.$date_max.'\')';
        $map2 = 'select
                 company.name,
                 article.id,
                 article.title,
                 media.media_name,
                 article.status,
                 article.created,
                 article.audit_at,
                 article.issue_date,
                 article.back_date,
                 article.finance_status,
                 article.cost,
                 article.company_cost,
                 media.is_advance
                 from article
                    LEFT JOIN custom_package ON custom_package.id = article.custom_package_id
                    LEFT JOIN `order`        ON custom_package.order_id = `order`.`id`
                    LEFT JOIN company        ON company.id = article.company_id
                    LEFT JOIN media          ON media.id = article.media_id
                    where article.status=3   and `order`.package=0 '.$where2;
        //查找的第二部分数据
        $list2 = Article::findBySql($map2)->asArray()->all();
        $where3 = '';
        $where3 .= ' AND (`issue_date` BETWEEN '.'\''.$date_min.'\''.' AND '.'\''.$date_max.'\')';
        $map3 = 'select
                 company.name,
                 article.id,
                 article.title,
                 media.media_name,
                 article.status,
                 article.created,
                 article.audit_at,
                 article.issue_date,
                 article.back_date,
                 article.finance_status,
                 article.cost,
                 article.company_cost,
                 media.is_advance
                 from article
                    LEFT JOIN custom_package ON custom_package.id = article.custom_package_id
                    LEFT JOIN `order`        ON custom_package.order_id = `order`.`id`
                    LEFT JOIN company        ON company.id = article.company_id
                    LEFT JOIN media          ON media.id = article.media_id
                    where article.status=5 '.$where3;
        //查找的第三部分数据
        $list3 = Article::findBySql($map3)->asArray()->all();
        $list4 = ArrayHelper::merge($list1,$list2);
        $list = ArrayHelper::merge($list4,$list3);
    }
    //把结果按照显示顺序存到返回的数组中
    if(!empty($list)){
        foreach ($list as $key => $value){
            //代理公司
            $inventory[$key]['company_name']    =   $value['name'];
            //文章ID
            $inventory[$key]['id']              =   $value['id'];
            //文章标题
            $inventory[$key]['title']           =   $value['title'];
            //媒体
            $inventory[$key]['media']           =   $value['media_name'];
            //统计时间
            $inventory[$key]['time']            =   $time;
            //状态
            switch($value['status']){
                case 2:
                    $inventory[$key]['status']  = '已发布';
                    break;
                case 3:
                    $inventory[$key]['status']  = '已退稿';
                    break;
                case 5:
                    $inventory[$key]['status']  = '异常稿件';
                    break;
            }
            //建立时间
            $inventory[$key]['created']         =   $value['created'];
            //审核时间
            $inventory[$key]['audit']           = $value['audit_at'];
            //发稿时间
            $inventory[$key]['issue_date']      = $value['issue_date'];
            //退稿时间
            $inventory[$key]['back_date']       = $value['back_date'];
            //财务状态
            switch($value['finance_status']){
                case 0:
                    $inventory[$key]['finance_status'] = '未到结算期';
                    break;
                case 1:
                    $inventory[$key]['finance_status'] = '可结算';
                    break;
                case 2:
                    $inventory[$key]['finance_status'] = '资源审批中';
                    break;
                case 3:
                    $inventory[$key]['finance_status'] = '财务审批中';
                    break;
                case 4:
                    $inventory[$key]['finance_status'] = '已结款';
                    break;
                case 5:
                    $inventory[$key]['finance_status'] = '未经过';
                    break;
                case 6:
                    $inventory[$key]['finance_status'] = '财务已审批';
                    break;
            }
            //成本
            $inventory[$key]['cost']            = $value['cost'];
            //销售额
            $inventory[$key]['company_cost']    = $value['company_cost'];
            //是不是预售
            switch($value['is_advance']){
                case 0:
                    $inventory[$key]['is_advance']   = '否';
                    break;
                case 1:
                    $inventory[$key]['is_advance']   = '是';
                    break;
                case 2:
                    $inventory[$key]['is_advance']   = '合同';
                    break;
            }
            //订单类别
            switch($params['state']){
                case 1:
                    $inventory[$key]['order_type'] = '时间区间无退稿完成订单';
                    break;
                case 2:
                    $inventory[$key]['order_type'] = '时间区间发布前退稿订单';
                    break;
                case 3:
                    $inventory[$key]['order_type'] = '时间区间发布后时间区间退稿订单';
                    break;
                case 4:
                    $inventory[$key]['order_type'] = '时间区间以前发布时间区间内退稿订单';
                    break;
                case 5:
                    $inventory[$key]['order_type'] = '异常订单';
                    break;
            }
        }
    }else{
        $inventory[0]['company_name']    =   '无数据导出';
    }
    return $inventory;
}

3.导出结果

clipboard.png

导出数量

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导出的文件

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基本上能够保证整个过程在2~4秒内处理完成

三.合并单元格

老板一看作的不错,说你顺便把充值统计的导出也作了把,想一想我都是处理过这么多数据的人了,还不是分分钟搞定的事?来,上原型图

clipboard.png

噗,一口老血,话都说了,搞吧。在作的时候我发现,此次的导出主要是要解决单元格合并的问题。通过查资料发现,PHP自己是实现不了单元格合并的,因而我打算经过phpexcel来实现

若是是使用PHPExcel的话,基本操做是这样的(合并A1到E1)

$objPHPExcel->getActiveSheet()->mergeCells('A1:E1');
// 表格填充内容
$objPHPExcel->getActiveSheet()->setCellValue('A1','The quick brown fox.');

结果

clipboard.png

或者这样的(合并A1到E4)

$objPHPExcel->getActiveSheet()->mergeCells('A1:E4');
$objPHPExcel->getActiveSheet()->setCellValue('A1','The quick brown fox.');

结果

clipboard.png

这样并不能知足个人要求,首先它是一个一个合并的,其次我要显示的充值金额下面的类型是会变化的,不可能固定写死,而后每次都更改。因此放弃了这种方法。

后来在小伙伴的帮助下尝试用html转存excel的方法

1.方法文件(由于我要天天定时执行,因此并无写到controller层)

public function actionExcelRechargeStatistics(){

//先定义一个excel文件
    $filename   =   date('【充值统计表】('.date('Y-m-d').'导出)').".xls";
    header("Content-Type: application/vnd.ms-execl");
    header("Content-Type: application/vnd.ms-excel; charset=utf-8");
    header("Content-Disposition: attachment; filename=$filename");
    header("Pragma: no-cache");
    header("Expires: 0");
    //时间条件
    if(empty($params['min'])){
        $time       =   date('Y-m-d',strtotime("+1 day"));
        $where      =   ' created < \' '.$time.'\'';
    }else{
        $time       =   $params['min']+3600*24;
        $time_end   =   $params['max']+3600*24;
        $where      =   ' created <= \' '.$time_end.'\' AND created >= \''.$time.'\' ';
    }
    //充值类型列表
    $recharge_type  =   Recharge::find()->asArray()->all();
    if(empty($recharge_type)){
        $rechargelist[0]=   '';
    }else{
        $rechargelist   =   ArrayHelper::map($recharge_type,'id','recharge_name');
    }
    $rechargelist1      =   $rechargelist;
    $count              =   count($rechargelist1);
    //使用html语句生成显示的格式
    $excel_content      =   '<meta http-equiv="content-type" content="application/ms-excel; charset=utf-8"/>';
    $excel_content     .=   '<table border="1" style="font-size:14px;">';
    $excel_content     .=   '<thead>
                                 <tr>
                                    <th rowspan="2">ID</th>
                                    <th rowspan="2">公司名称</th>
                                    <th colspan='.$count.'>充值金额</th>
                                    <th rowspan="2">充值大小</th>
                                    <th rowspan="2">实际消费</th>
                                    <th rowspan="2">当前余额</th>
                                 </tr>
                                 <tr>
                             ';
    foreach ($rechargelist1 as $v => $t){
            $excel_content     .=   '<th colspan="1">'.$t.'</th>';
    }
    $excel_content     .=   '</tr>
                             </thead>';
    //查找最新的固化数据
    $search = RechargeStatistics::find()->where($where)->asArray()->all();
    if(!empty($search)){
        foreach ($search as $key => $value){
            $search[$key]['recharge'] = unserialize($value['recharge']);
        }
    }
    //html语句填充数据
    if(empty($search)){
    }else{
        foreach ($search as $k) {
            $excel_content  .= '<td>'.$k['company_id'].'</td>';
            $excel_content  .= '<td>'.$k['company_name'].'</td>';
            foreach ($rechargelist1 as $v=>$t){
                $price = 0;
                foreach ($k['recharge'] as $q=>$w){
                    if($w['recharge_id'] == $v){
                        $price = $w['price'];
                        break;
                    }
                }
                $excel_content  .= '<td>'.$price.'</td>';
            }
            $excel_content  .= '<td>'.$k['total'].'</td>';
            $excel_content  .= '<td>'.$k['consume'].'</td>';
            $excel_content  .= '<td>'.($k['total']-$k['consume']).'</td></tr>';
        }
    }
    $excel_content  .=  '</table>';
    echo $excel_content;
    die;

}

2.结果

clipboard.png

到这里基本就完成全部的任务了!

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