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优化导出代码；

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This commit is contained in:
augushong
2022-04-17 20:36:57 +08:00
parent 20cf3c4c0c
commit eaf56e3652
2 changed files with 94 additions and 81 deletions
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83
app/admin/traits/Curd.php
View File

@@ -12,7 +12,6 @@
namespace app\admin\traits;
use app\common\tools\PathTools;
use EasyAdmin\annotation\NodeAnotation;
@@ -118,9 +117,6 @@ trait Curd
{
list($page, $limit, $where) = $this->buildTableParames();
$spreadsheet = new \PhpOffice\PhpSpreadsheet\Spreadsheet();
$sheet = $spreadsheet->getActiveSheet();
$fields = $this->request->param('fields', '{}', null);
$image_fields = $this->request->param('image_fields', '{}', null);
$select_fields = $this->request->param('select_fields', '{}', null);
@@ -129,84 +125,9 @@ trait Curd
$image_fields = json_decode($image_fields, true);
$select_fields = json_decode($select_fields, true);
$write_col = 1;
$write_line = 1;
foreach ($fields as $field_key => $field_name) {
$col_key = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::stringFromColumnIndex($write_col);
$sheet->setCellValue($col_key . $write_line, $field_name);
$content = \app\common\tools\ExcelTools::exportModel($this->model, $where, $fields, $image_fields, $select_fields);
$write_col++;
}
$runtime_file_list = [];
$this->model
->where($where)->chunk(100, function ($list) use ($sheet, &$write_line, $fields, $image_fields, &$runtime_file_list, $select_fields) {
foreach ($list as $list_index => $item) {
$write_line++;
$write_col = 1;
foreach ($fields as $field_key => $field_name) {
$col_key = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::stringFromColumnIndex($write_col);
$cel = null;
$value = \think\helper\Arr::get($item, $field_key);
if (in_array($field_key, $image_fields)) {
// 是图片
$cel = $value;
try {
if (filter_var($value, FILTER_VALIDATE_URL)) {
$runtime_file = PathTools::tempBuildPath(uniqid());
$runtime_file_list[] = $runtime_file;
file_put_contents($runtime_file, file_get_contents($value));
$drawing = new \PhpOffice\PhpSpreadsheet\Worksheet\Drawing();
$drawing->setName($field_name);
$drawing->setDescription($field_key);
$drawing->setPath($runtime_file);
$drawing->setHeight(36);
$drawing->setCoordinates($col_key . $write_line);
$drawing->setWorksheet($sheet);
}
} catch (\Throwable $th) {
$message = $th->getMessage();
$cel .= "\n" . $message;
}
} else if (array_key_exists($field_key, $select_fields)) {
// 需要设置选项
$cel = $select_fields[$field_key][$value];
} else {
$cel = $value;
}
$sheet->setCellValue($col_key . $write_line, $cel);
$write_col++;
}
}
});
$writer = new \PhpOffice\PhpSpreadsheet\Writer\Xlsx($spreadsheet);
ob_start();
$writer->save('php://output');
$content = ob_get_contents();
ob_clean();
foreach ($runtime_file_list as $runtime_file) {
unlink($runtime_file);
}
return download($content, $this->model->getName() . date('Ymd') . '.xlsx', true);
return download($content, $this->model->getName() . date('YmdHis') . '.xlsx', true);
}
/**

92
app/common/tools/ExcelTools.php Normal file
View File

@@ -0,0 +1,92 @@
<?php
namespace app\common\tools;
class ExcelTools
{
public static function exportModel($model, $where = [], $fields = [], $image_fields = [], $select_fields = [])
{
$spreadsheet = new \PhpOffice\PhpSpreadsheet\Spreadsheet();
$sheet = $spreadsheet->getActiveSheet();
$write_col = 1;
$write_line = 1;
foreach ($fields as $field_key => $field_name) {
$col_key = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::stringFromColumnIndex($write_col);
$sheet->setCellValue($col_key . $write_line, $field_name);
$write_col++;
}
$runtime_file_list = [];
$model
->where($where)->chunk(100, function ($list) use ($sheet, &$write_line, $fields, $image_fields, &$runtime_file_list, $select_fields) {
foreach ($list as $list_index => $item) {
$write_line++;
$write_col = 1;
foreach ($fields as $field_key => $field_name) {
$col_key = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::stringFromColumnIndex($write_col);
$cel = null;
$value = \think\helper\Arr::get($item, $field_key);
if (in_array($field_key, $image_fields)) {
// 是图片
$cel = $value;
try {
if (filter_var($value, FILTER_VALIDATE_URL)) {
$runtime_file = PathTools::tempBuildPath(uniqid());
$runtime_file_list[] = $runtime_file;
file_put_contents($runtime_file, file_get_contents($value));
$drawing = new \PhpOffice\PhpSpreadsheet\Worksheet\Drawing();
$drawing->setName($field_name);
$drawing->setDescription($field_key);
$drawing->setPath($runtime_file);
$drawing->setHeight(36);
$drawing->setCoordinates($col_key . $write_line);
$drawing->setWorksheet($sheet);
}
} catch (\Throwable $th) {
$message = $th->getMessage();
$cel .= "\n" . $message;
}
} else if (array_key_exists($field_key, $select_fields)) {
// 需要设置选项
$cel = $select_fields[$field_key][$value];
} else {
$cel = $value;
}
$sheet->setCellValue($col_key . $write_line, $cel);
$write_col++;
}
}
});
$writer = new \PhpOffice\PhpSpreadsheet\Writer\Xlsx($spreadsheet);
ob_start();
$writer->save('php://output');
$content = ob_get_contents();
ob_clean();
foreach ($runtime_file_list as $runtime_file) {
unlink($runtime_file);
}
return $content;
}
}