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2025-06-18 10:31:43 +08:00
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<?php
namespace App\Helpers;
use Exception;
use Hyperf\Di\Annotation\Inject;
use Hyperf\HttpMessage\Stream\SwooleStream;
use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
use PhpOffice\PhpSpreadsheet\Cell\DataType;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Html;
use PhpOffice\PhpSpreadsheet\Writer\Xls;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;
use PhpOffice\PhpSpreadsheet\Writer\Csv;
use Hyperf\HttpServer\Contract\ResponseInterface;
class ExcelHelper
{
#[Inject]
protected ResponseInterface $response;
/**
* 导出Excel
*
* @param array $list
* @param array $header
* @param string $filename
* @param string $suffix
* @param string $path 输出绝对路径
* @return bool
* @throws \PhpOffice\PhpSpreadsheet\Exception
* @throws \PhpOffice\PhpSpreadsheet\Writer\Exception
*/
public static function exportData(ResponseInterface $response, $list = [], $header = [], $filename = '', $suffix = 'xlsx', $path = '')
{
if (!is_array($list) || !is_array($header)) {
return false;
}
!$filename && $filename = time();
// 初始化
$spreadsheet = new Spreadsheet();
$sheet = $spreadsheet->getActiveSheet();
// 写入头部
$hk = 1;
foreach ($header as $k => $v) {
$sheet->setCellValue(Coordinate::stringFromColumnIndex($hk) . '1', $v[0]);
$sheet->getStyle(Coordinate::stringFromColumnIndex($hk) . '1')->getFont()->setBold(true);
$sheet->getColumnDimension(Coordinate::stringFromColumnIndex($hk))->setAutoSize(true);
$hk += 1;
}
// 开始写入内容
$column = 2;
$size = ceil(count($list) / 500);
for ($i = 0; $i < $size; $i++) {
$buffer = array_slice($list, $i * 500, 500);
foreach ($buffer as $k => $row) {
$span = 1;
foreach ($header as $key => $value) {
// 解析字段
$realData = self::formatting($header[$key], trim(self::formattingField($row, $value[1])), $row);
// 写入excel
$sheet->setCellValueExplicit(Coordinate::stringFromColumnIndex($span) . $column, $realData, DataType::TYPE_STRING);
// $sheet->setCellValue(Coordinate::stringFromColumnIndex($span) . $column, $realData);
$span++;
}
$column++;
unset($buffer[$k]);
}
}
// 清除之前的错误输出
// ob_end_clean();
ob_start();
// 直接输出下载
switch ($suffix) {
case 'xlsx' :
$writer = new Xlsx($spreadsheet);
if (!empty($path)) {
$writer->save($path);
} else {
// 2. 保存到内存（使用 php://memory）
$tempFile = 'php://memory';
$stream = fopen($tempFile, 'w+');
$writer->save($stream);
rewind($stream);
$excelOutput = stream_get_contents($stream);
fclose($stream);
// 3. 返回给客户端下载
return $response->withHeader('Content-Type', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
->withHeader('Content-Disposition', 'attachment; filename=' . $filename . '.xlsx')
->withHeader('Cache-Control', 'max-age=0')
->raw($excelOutput);
}
break;
case 'xls' :
$writer = new Xls($spreadsheet);
if (!empty($path)) {
$writer->save($path);
} else {
header("Content-Type:application/vnd.ms-excel;charset=utf-8;");
header("Content-Disposition:inline;filename=\"{$filename}.xls\"");
header('Cache-Control: max-age=0');
$writer->save('php://output');
}
break;
case 'csv' :
$writer = new Csv($spreadsheet);
if (!empty($path)) {
$writer->save($path);
} else {
header("Content-type:text/csv;charset=utf-8;");
header("Content-Disposition:attachment; filename={$filename}.csv");
header('Cache-Control: max-age=0');
$writer->save('php://output');
}
break;
case 'html' :
$writer = new Html($spreadsheet);
if (!empty($path)) {
$writer->save($path);
} else {
header("Content-Type:text/html;charset=utf-8;");
header("Content-Disposition:attachment;filename=\"{$filename}.{$suffix}\"");
header('Cache-Control: max-age=0');
$writer->save('php://output');
}
break;
}
/* 释放内存 */
$spreadsheet->disconnectWorksheets();
unset($spreadsheet);
$content = ob_end_flush();
// 创建一个临时流，并将内容写入其中
$tempStream = fopen('php://temp', 'r+');
if ($tempStream === false) {
throw new \RuntimeException('Unable to open temporary stream');
}
fwrite($tempStream, $content);
rewind($tempStream);
// $response = new Response();
$contentType = 'text/csv';
return $response->withHeader('content-description', 'File Transfer')
->withHeader('content-type', $contentType)
->withHeader('content-disposition', "attachment; filename=text.xlsx")
->withHeader('content-transfer-encoding', 'binary')
->withHeader('pragma', 'public')
->withBody(new SwooleStream($content));
return $response->withHeader('Content-Type', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
->withHeader('Content-Disposition', 'attachment; filename="exported_file.xlsx"')
->withBody(new \GuzzleHttp\Psr7\Stream($tempStream));
// exit();
}
/**
* 导出的另外一种形式(不建议使用)
*
* @param array $list
* @param array $header
* @param string $filename
* @return bool
*/
public static function exportCsvData($list = [], $header = [], $filename = '')
{
if (!is_array($list) || !is_array($header)) {
return false;
}
// 清除之前的错误输出
ob_end_clean();
ob_start();
!$filename && $filename = time();
$html = "\xEF\xBB\xBF";
foreach ($header as $k => $v) {
$html .= $v[0] . "\t ,";
}
$html .= "\n";
if (!empty($list)) {
$info = [];
$size = ceil(count($list) / 500);
for ($i = 0; $i < $size; $i++) {
$buffer = array_slice($list, $i * 500, 500);
foreach ($buffer as $k => $row) {
$data = [];
foreach ($header as $key => $value) {
// 解析字段
$realData = self::formatting($header[$key], trim(self::formattingField($row, $value[1])), $row);
$data[] = '"' . $realData . '"';
}
$info[] = implode("\t ,", $data) . "\t ,";
unset($data, $buffer[$k]);
}
}
$html .= implode("\n", $info);
}
header("Content-type:text/csv");
header("Content-Disposition:attachment; filename={$filename}.csv");
echo $html;
exit();
}
/**
* 导入
*
* @param $filePath
* @param int $startRow
* @return array|mixed
* @throws Exception
* @throws \PhpOffice\PhpSpreadsheet\Exception
* @throws \PhpOffice\PhpSpreadsheet\Reader\Exception
*/
public static function import($filePath, $startRow = 1)
{
$reader = new \PhpOffice\PhpSpreadsheet\Reader\Xlsx();
$reader->setReadDataOnly(true);
if (!$reader->canRead($filePath)) {
$reader = new \PhpOffice\PhpSpreadsheet\Reader\Xls();
// setReadDataOnly Set read data only 只读单元格的数据，不格式化 e.g. 读时间会变成一个数据等
$reader->setReadDataOnly(true);
if (!$reader->canRead($filePath)) {
throw new Exception('不能读取Excel');
}
}
$spreadsheet = $reader->load($filePath);
$sheetCount = $spreadsheet->getSheetCount();// 获取sheet的数量
// 获取所有的sheet表格数据
$excleDatas = [];
$emptyRowNum = 0;
for ($i = 0; $i < $sheetCount; $i++) {
$currentSheet = $spreadsheet->getSheet($i); // 读取excel文件中的第一个工作表
$allColumn = $currentSheet->getHighestColumn(); // 取得最大的列号
$allColumn = Coordinate::columnIndexFromString($allColumn); // 由列名转为列数('AB'->28)
$allRow = $currentSheet->getHighestRow(); // 取得一共有多少行
$arr = [];
for ($currentRow = $startRow; $currentRow <= $allRow; $currentRow++) {
// 从第1列开始输出
for ($currentColumn = 1; $currentColumn <= $allColumn; $currentColumn++) {
$val = $currentSheet->getCellByColumnAndRow($currentColumn, $currentRow)->getValue();
$arr[$currentRow][] = trim($val);
}
// $arr[$currentRow] = array_filter($arr[$currentRow]);
// 统计连续空行
if (empty($arr[$currentRow]) && $emptyRowNum <= 50) {
$emptyRowNum++;
} else {
$emptyRowNum = 0;
}
// 防止坑队友的同事在excel里面弄出很多的空行，陷入很漫长的循环中，设置如果连续超过50个空行就退出循环，返回结果
// 连续50行数据为空，不再读取后面行的数据，防止读满内存
if ($emptyRowNum > 50) {
break;
}
}
$excleDatas[$i] = $arr; // 多个sheet的数组的集合
}
// 这里我只需要用到第一个sheet的数据，所以只返回了第一个sheet的数据
$returnData = $excleDatas ? array_shift($excleDatas) : [];
// 第一行数据就是空的，为了保留其原始数据，第一行数据就不做array_fiter操作；
$returnData = $returnData && isset($returnData[$startRow]) && !empty($returnData[$startRow]) ? array_filter($returnData) : $returnData;
return $returnData;
}
/**
* 格式化内容
*
* @param array $array 头部规则
* @return false|mixed|null|string 内容值
*/
protected static function formatting(array $array, $value, $row)
{
!isset($array[2]) && $array[2] = 'text';
switch ($array[2]) {
// 文本
case 'text' :
return $value;
break;
// 日期
case 'date' :
return !empty($value) ? date($array[3], $value) : null;
break;
// 选择框
case 'selectd' :
return $array[3][$value] ?? null;
break;
// 匿名函数
case 'function' :
return isset($array[3]) ? call_user_func($array[3], $row) : null;
break;
// 默认
default :
break;
}
return null;
}
/**
* 解析字段
*
* @param $row
* @param $field
* @return mixed
*/
protected static function formattingField($row, $field)
{
$newField = explode('.', $field);
if (count($newField) == 1) {
return $row[$field] ?? '';
}
foreach ($newField as $item) {
if (isset($row[$item])) {
$row = $row[$item];
} else {
break;
}
}
return is_array($row) ? false : $row;
}
}