CustomExporter.php
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<?php
/**
* +-----------------------------------------------------------------------------------------------------------------------
* 扩展类：通用导出扩展类
* +-----------------------------------------------------------------------------------------------------------------------
*
* PHP version 7
*
* @category App\Admin\Extensions
* @package App\Admin\Extensions
* @author Richer <yangzi1028@163.com>
* @date 2021年8月30日10:57:09
* @copyright 2020-2022 Richer (http://www.Richer.com/)
* @license http://www.Richer.com/ License
* @link http://www.Richer.com/
*/
namespace App\Admin\Extensions;
use Encore\Admin\Grid;
use Encore\Admin\Grid\Exporters\ExcelExporter;
use Illuminate\Support\Arr;
/**
* Class CustomExporter
*
* @category App\Admin\Extensions
* @package App\Admin\Extensions
* @author Richer <yangzi1028@163.com>
* @date 2021年8月30日10:57:09
* @copyright 2020-2022 Richer (http://www.Richer.com/)
* @license http://www.Richer.com/ License
* @link http://www.Richer.com/
*/
class CustomExporter extends ExcelExporter
{
// protected $filename = 'table';
// protected $head = [];
// protected $body = [];
//
// public function __construct($filename = 'table', $head = null, $body = null, Grid $grid = null)
// {
// $this->filename = $filename;
// $this->head = $head;
// $this->body = $body;
// parent::__construct($grid);
// }
//
// /**
// * {@inheritdoc}
// */
// public function export()
// {
// $titles = [];
// $filename = $this->filename.'.xls';
// $data = $this->getData();
// if (!empty($data)) {
// $columns = Arr::dot($this->sanitize($data[0]));
// $titles = array_keys($columns);
// }
// $output = self::putcsv(($this->head == []) ? array_keys($columns) : $this->head);
//
// if ($this->body == []) {
// foreach ($data as $row) {
// $row = Arr::only($row, $titles);
//
// $output .= self::putcsv(Arr::dot($row));
// dump($output);
// }
// } else {
// foreach ($this->body as $row) {
// $output .= self::putcsv(Arr::dot($row));
// }
// }
// dd(1);
// $headers = [
// 'Content-Encoding' => 'UTF-8',
// 'Content-Type' => 'text/csv;charset=UTF-8',
// 'Content-Disposition' => "attachment; filename=\"$filename\"",
// ];
// response(rtrim($output, "\n"), 200, $headers)->send();
// exit;
// }
//
// /**
// * Remove indexed array.
// *
// * @param array $row
// *
// * @return array
// */
// protected function sanitize(array $row)
// {
// return collect($row)->reject(function ($val) {
// return is_array($val) && !Arr::isAssoc($val);
// })->toArray();
// }
//
// /**
// * @param $row
// * @param string $fd
// * @param string $quot
// *
// * @return string
// */
// protected static function putcsv($row, $fd = ',', $quot = '"')
// {
// $str = '';
// foreach ($row as $cell) {
// $cell = str_replace([$quot, "\n"], [$quot.$quot, ''], $cell);
// if (strstr($cell, $fd) !== false || strstr($cell, $quot) !== false) {
// $str .= $quot.$cell.$quot.$fd;
// } else {
// $str .= $cell.$fd;
// }
// }
// return substr($str, 0, -1)."\n";
// }
protected $fileName = '列表';
protected $columns = [];
protected $index = 0;
/**
* OrderExporter constructor.
*
* @param string $fileName
* @param array $columns
*/
public function __construct($fileName = '', $columns = [])
{
if ($fileName) {
$this->fileName = $fileName;
}
// $this->fileName .= '.csv';
$this->fileName .= '.xls';
if ($columns) {
$this->columns = $columns;
}
// $this->columns['id'] = '';
}
/**
* @return array
*/
public function headings(): array
{
// dump($this->columns);
// dump(array_values($this->columns));
if (!empty($this->columns)) {
return array_values($this->columns);
}
return $this->headings;
}
}