在进行数据导出的时候,少量的数据可以使用phpexcel,但大量的数据用phpexcel就很消耗资源了。
在使用fastadmin做数据导出的时候,相关的代码请参考:https://blog.csdn.net/bingyu709/article/details/141949034
我自己这边因为数据量会很大,所以代码层做了一个数量的划分,少于50000走phpexcel导出,大于50000走csv,并且打包zip。
并且我的逻辑是导出成功后把文件防止项目指定目录下,并没有做一个直接下来,如果想直接从浏览器下载请自己网上找其他代码参考,我所参考的帖子是直接下载的,大家可以试试看。
public function export() { if ($this->request->isPost()) { $filter = $this->request->request("filter", ''); $filter_arr = (array)json_decode($filter, true); $ids = $this->request->request('ids',''); $scene_id = CService::MANAGE_ALL_CUSTOMER; if (!empty($filter_arr) && isset($filter_arr['scene_id'])) { $scene_id = intval($filter_arr['scene_id']); } $scene_where = $this->getFilterAllSceneWhere($scene_id); list($where, $sort, $order, $offset, $limit) = $this->buildAllParams(); if (!empty($ids) && $ids != '' && $ids != 'all') { $ids_arr = explode(',',$ids); $where['id'] = ['in', $ids_arr]; } $where = array_merge($scene_where,$where); $count = CModel::model()->where($where)->count(); if ($count > 0) { if ($count > 50000) { set_time_limit(0); ini_set('memory_limit', '128M'); $xlsTitle = [ '字段1', '字段2', '字段3' ]; // buffer计数器 $cnt = 0; $fileName = '客户导出'.date('YmdHis').rand(10000000,88888888);//文件名称 $pro_path = ExportService::EXPORT_CUSTOMER_FILE_PATH; // 项目目录 $fileName = $pro_path . $fileName; $zip_file_name = $fileName.'.zip'; // 输出Excel文件头,可把user.csv换成你要的文件名 header('Content-Type: application/vnd.ms-excel;charset=utf-8'); header('Content-Disposition: attachment;filename="' . $zip_file_name . '"'); header('Cache-Control: max-age=0'); $fileNameArr = []; $every_step_limit = 10000; $loop_number_count = intval(ceil($count / $every_step_limit)); for ($i = 0; $i < $loop_number_count; $i ++) { $fp = fopen($fileName . '_' . ($i+1) . '.csv', 'w'); //生成临时文件 fwrite($fp, chr(0xEF).chr(0xBB).chr(0xBF));/*防止乱码 */ // chmod('attack_ip_info_' . $i . '.csv',777);//修改可执行权限 $fileNameArr[] = $fileName . '_' . ($i+1) . '.csv'; // 将数据通过fputcsv写到文件句柄 fputcsv($fp, $xlsTitle); /******************** 调整位置开始 ***************************/ $limit = $i * $every_step_limit; $limit_list = ExportService::service()->getExportList($where, $limit, $every_step_limit); $list = ExportService::service()->formatExportData($limit_list, $this->auth_global_search_organise_id); if (!empty($list)) { foreach ($list as $item) { $cnt++; if ($limit == $cnt) { // 刷新一下输出buffer,防止由于数据过多造成问题 ob_flush(); flush(); $cnt = 0; } fputcsv($fp, $item); } unset($list); } fclose($fp); // 每生成一个文件关闭 } try { // 进行多个文件压缩 $zip = new \ZipArchive(); $zip->open($zip_file_name, $zip::CREATE); // 打开压缩包 foreach ($fileNameArr as $file) { $zip->addFile($file, basename($file)); // 向压缩包中添加文件 } $zip->close(); // 关闭压缩包 foreach ($fileNameArr as $file) { unlink($file); // 删除csv临时文件 } if (file_exists($zip_file_name)) { $this->success('操作成功'); } else { $this->error('操作失败'); } } catch (ValidateException|PDOException|Exception $e) { $this->error('操作失败'); } } else { set_time_limit(0); $spreadsheet = new Spreadsheet(); $sheet = $spreadsheet->getActiveSheet(); $sheet->getStyle('A:S')->getAlignment() ->setVertical(\PhpOffice\PhpSpreadsheet\Style\Alignment::VERTICAL_CENTER) //设置垂直居中 ->setHorizontal(\PhpOffice\PhpSpreadsheet\Style\Alignment::HORIZONTAL_CENTER) //设置水平居中 ->setWrapText(true); //设置自动换行 $titleStyleArray = [ 'font' => [ 'name' => 'SimHei', // 中文字体,"黑体"的类似字体 'bold' => true, 'size' => 12, ] ]; $sheet->getStyle('A1:Z1')->applyFromArray($titleStyleArray); $lineStyleArray = [ 'font' => [ 'name' => 'SimHei', // 中文字体,"黑体"的类似字体 ] ]; //设置表头 $sheet->setCellValue('A1', '字段1'); $sheet->setCellValue('B1', '字段2'); $sheet->setCellValue('C1', '字段3');
....... $sheet->getColumnDimension('A')->setWidth(15); $sheet->getColumnDimension('B')->setWidth(15); $sheet->getColumnDimension('C')->setWidth(15);
.......//$sheet->getDefaultRowDimension()->setRowHeight(60); //设置行高 $res_list = ExportService::service()->getExportCustomerList($where); $list = ExportService::service()->formatExportCustomerData($res_list, $this->auth_global_search_organise_id); if (!empty($list)) { //输出表格 foreach($list as $keys => $value) { $keys = $keys + 2; $sheet->setCellValue('A'.$keys,$value['field1'] ?? '')->getStyle('A')->applyFromArray($lineStyleArray); $sheet->setCellValue('B'.$keys,$value['field2'] ?? '')->getStyle('B')->applyFromArray($lineStyleArray); $sheet->setCellValue('C'.$keys,$value['field3'] ?? '')->getStyle('C')->applyFromArray($lineStyleArray);
.........
} } // 保存Excel文件到服务器的指定路径 $pro_path = ExportService::EXPORT_CUSTOMER_FILE_PATH; // 项目目录 $file_name = '导出'.date('YmdHis').rand(10000000,88888888).'.xlsx'; $file_path = $pro_path . $file_name; // if (!file_exists($file_path)) { // fopen($file_path, 'w'); // } try { $writer = \PhpOffice\PhpSpreadsheet\IOFactory::createWriter($spreadsheet, 'Xlsx'); $writer->save($file_path); if (file_exists($file_path)) { $this->success('操作成功'); } else { $this->error('操作失败'); } } catch (ValidateException|PDOException|Exception $e) { $this->error('操作失败'); } } } } }
标签:sheet,fastadmin,zip,list,PhpOffice,limit,file,csv,where From: https://www.cnblogs.com/wt645631686/p/18554584