74 lines
2.6 KiB
PHP
74 lines
2.6 KiB
PHP
<?php
|
||
|
||
namespace common\services;
|
||
class ExportService
|
||
{
|
||
//导出
|
||
public function export($headlist,$Name,$class)
|
||
{
|
||
ini_set("memory_limit", "2048M");
|
||
set_time_limit(0);
|
||
$params = \Yii::$app->request->post();
|
||
|
||
$data = $class->inventory($params);
|
||
//设置导出的文件名
|
||
$fileName = iconv('utf-8', 'gbk', "$Name" . date("Y-m-d"));
|
||
header('Content-Type: application/vnd.ms-excel');
|
||
//指明导出的格式
|
||
header('Content-Disposition: attachment;filename="' . $fileName . '.xsl"');
|
||
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，一定要转换，否则乱码
|
||
$headlist[$key] = $value;
|
||
}
|
||
//将数据通过fputcsv写到文件句柄
|
||
fputcsv($fp, $headlist);
|
||
//每隔$limit行，刷新一下输出buffer，不要太大，也不要太小
|
||
$limit = 100000;
|
||
//逐行取出数据，不浪费内存
|
||
|
||
foreach ($data as $k => $v) {
|
||
//刷新一下输出buffer，防止由于数据过多造成问题
|
||
if ($k % $limit == 0 && $k != 0) {
|
||
ob_flush();
|
||
flush();
|
||
}
|
||
$row = $data[$k];
|
||
foreach ($row as $key => $value) {
|
||
$row[$key] = $value;
|
||
}
|
||
fputcsv($fp, $row);
|
||
}
|
||
}
|
||
|
||
public static function ExportByCors($parameter)
|
||
{
|
||
ini_set("memory_limit", "2048M");
|
||
set_time_limit(0);
|
||
if (is_array($parameter)) {
|
||
$filename = date('Y-m-d_H-i-s') . '.csv';
|
||
// header('Content-Type: application/vnd.ms-excel');
|
||
header('Content-Type: application/json');
|
||
header('Access-control-Allow-Origin:*');
|
||
header("Content-Disposition: attachment;filename=$filename");
|
||
header('Cache-Control: max-age=0');
|
||
$fp = fopen('php://output', 'w');
|
||
fwrite($fp,chr(0xEF).chr(0xBB).chr(0xBF));
|
||
if ( ! empty($parameter['header']) && is_array($parameter['header'])) {
|
||
fputcsv($fp, $parameter['header']);
|
||
}
|
||
if (isset($parameter['data'])) {
|
||
foreach ($parameter['data'] as $row) {
|
||
fputcsv($fp, $row);
|
||
}
|
||
exit();
|
||
}
|
||
return true;
|
||
}
|
||
// throw new \yii\web\HttpException(500, "Not a valid parameter!");
|
||
|
||
}
|
||
} |