Laravel 5.3 多文件上传

35

如何在Laravel 5.3中上传多个文件?我尝试上传1张图片可以,但上传多张图片不行。

这是我的代码:

if($request->hasFile('attachment')) {
    foreach($request->allFiles('attachments') as $file) {
        $file->store('users/' . $user->id . '/messages');
    }
}

1
你是否已经添加了Form::file('myfile[]', ['multiple' => 'multiple']);? - channasmcs
我正在使用Postman 进行测试。是的,我做过了。 - Jamie
@Jamie,现在你如何将路径保存到数据库中? - lewis4u
8个回答

84

现在它的工作方式如下:

$files = $request->file('attachment');

if($request->hasFile('attachment'))
{
    foreach ($files as $file) {
        $file->store('users/' . $this->user->id . '/messages');
    }
}

我不得不在name属性的值后面追加[],所以:

<input type="file" name="attachment[]" multiple>

3
你所提到的是你的问题中的Form::file('attachment[]', ['multiple' => 'multiple']);。 (翻译说明:对原文逐字翻译,并简化了结构,使得翻译更易懂。) - channasmcs
1
但是这对我没有起作用,只有最后一个文件被上传了。 - Mutasim Fuad
@Jamie 你的代码中没有显示 attachment[]?你是指它应该被显示吗? - Don't Panic
如果您想通过Postman进行测试,则还必须将键“file”附加到“file []”,然后发送多个文件。请注意,即使未将[]附加到键/名称“file”,您也可以选择多个文件。 - connectedMind

14

这是Laravel中上传多个文件的控制器:

    public function fileUpload(Request $request)
    {
        if ($request->hasfile('filenames')) {
            foreach ($request->file('filenames') as $file) {
                $name = $file->getClientOriginalName();
                $file->move(public_path() . '/mytestfile/', $name);
                $data[] = $name;
            }
            return back()->with('Success!','Data Added!');
        }
    }

这个视图文件在资源中:

<html lang="en">
<head>
    <title>Multiple Image Upload</title>
    <script src="jquery/1.9.1/jquery.js"></script>
    <link rel="stylesheet" href="3.3.6/css/bootstrap.min.css">
</head>
<body>

<div class="container lst">
    <h3 class="well">Test Muliple Image Upload</h3>

    <form method="post" action="{{url('image-upload')}}" enctype="multipart/form-data">
        {{csrf_field()}}

        <div class="input-group hdtuto control-group lst increment" >
            <input type="file" name="filenames[]" class="myfrm form-control" multiple>
            <div class="input-group-btn">
                <button class="btn btn-success" type="button"><i class="fldemo glyphicon glyphicon-plus"></i>Add</button>
            </div>
        </div>

        <button type="submit" class="btn btn-success" style="margin-top:10px">Submit</button>
    </form>
</div>



<script type="text/javascript">
    $(document).ready(function() {
        $(".btn-success").click(function(){
            var lsthmtl = $(".clone").html();
            $(".increment").after(lsthmtl);
        });
        $("body").on("click",".btn-danger",function(){$(this).parents(".hdtuto control-group lst").remove();
        });
    });
</script>

</body>
</html>

这个支持在一篇帖子中同时上传MP4/视频和图片,就像Instagram吗? - Grizzly Bear

4
用这种更简单的方法解决了它。只需确保您的输入文件类型像这样<input type="file" name="images[]" multiple>
$i = 0;
foreach($request->file('images') as $file){
    $photo = new Photo;
    // name it differently by time and count
    $imageName = time() . $i . '.' . $file->getClientOriginalExtension();
    // move the file to desired folder
    $file->move('folderName/', $imageName);
    // assign the location of folder to the model
    $photo->image = 'folderName/' . $imageName;
    $photo->status = 1;
    $photo->save();
    $i++;
}

1
尝试像这样做一些事情:

public function multiple_upload() {
    // getting all of the post data
    $files = Input::file('images');

    // Making counting of uploaded images
    $file_count = count($files);

    // start count how many uploaded
    $uploadcount = 0;

    foreach($files as $file) {
        $rules = array('file' => 'required');

        //'required|mimes:png,gif,jpeg,txt,pdf,doc'

        $validator = Validator::make(array('file'=> $file), $rules);

        if($validator->passes()){
             $destinationPath = 'uploads';
             $filename = $file->getClientOriginalName();
             $upload_success = $file->move($destinationPath, $filename);
             $uploadcount ++;
         }
    }
}

1
谢谢,但这不是 Laravel 5.3 的新功能,对吧? - Jamie

1

Controller.Php / Laravel 5.7.28

$files = $request->file('product_image_id');
if($request->hasFile('product_image_id')){
    foreach ($files as $file) {
        $name = time(). $file->getClientOriginalName();
        $file->move('images',$name);
        $productImage = ProductImage::create(['image'=>$name]);
        $input ['product_image_id'] = $productImage->id;
    }
}

0
如果您仍想使用Blade,可以使用以下代码:
{{ Form::open(array('url' => 'upload', 'files'=>true)); }}
{{ Form::file('gallery[]', array('multiple'=>true,'accept'=>'image/*'));  }}
{{ Form::submit();  }}
{{ Form::close();  }}

在你的控制器中:

files = $request->file('gallery');

if($request->hasFile('gallery'))
{
    foreach ($files as $file) {
       // $file->store('users/' . $this->user->id . '/messages');
        //dump($file);
    }
}

0

这是我的刀片的样子:

<div class="form-group row">
                                <label for="gallery-image" class="col-sm-3 text-left control-label col-form-label">Photo</label>
                                <div class="col-md-9">
                                    {{-- <input type="file" name="images[]" multiple> --}}
                                    <input type="file" class="form-control form-control-file"
                                     id="gallery-image" value="{{ old('gallery-image') }}" required name="gallery-image[]" multiple/>
                                     <span class="below-image-upload-msg">Advised image dimensions: 1920 x 450 pixels. File size should be less than 2Mb per image.</span>
                                </div>
                                @error('image')
                                <span class="invalid-feedback" role="alert">
                                    <strong>{{ $message }}</strong>
                                </span>
                                @enderror
                            </div>

这是控制器中的存储函数的样子:

public function store(Request $request){
    $validation = Validator::make($request->all(), array(
        'gallery-id'    => 'required|integer|min:0',
        'gallery-image' => 'required|image|nullable|mimes:jpeg,png,jpg,gif|max:2048',
    ));
    $fileNameToStore="no-image.jpg";

    if(request('gallery-image'))
    {
        $iCount=0;
        foreach($request->file('gallery-image') as $thisImage){
            $fileNameWithExtension = $thisImage->getClientOriginalName();
            $memberName = Auth::user()->MemberProfile->member_tourist_office_name;
            

            $extension=$thisImage->getClientOriginalExtension();
            
            $fileNameToStore = $fileName.'_'.time().$iCount.'.'.$extension;

            $path= $thisImage->storeAs('public/images/members/gallery-images',$fileNameToStore);


            $isEnabled                                   = "0";   
            $galleryImage                                = new GalleryImage();
            $galleryImage->gallery_id                    = request('gallery-id');
            $galleryImage->gallery_image_caption         = " "; 
            $galleryImage->gallery_image                 = $fileNameToStore;
            $galleryImage->isEnabled                     = $isEnabled;

            $galleryImage->save();
            $iCount++;
        }
        return redirect('/galleryimage/create')->with('success', 'Image(s) successfully added to gallery!');
    }
}

-2
public function MultiImage(Request $request)
{
    $postimage=new Photo;

   if($request->hasfile("file")){
        foreach($request->file("file") as $img) {
            $filename = $img->getClientOriginalName();
            Image::make($img)->resize(200, 200)->save('banner/uploads/photo/'.$filename);
            $uploadPath = 'banner/uploads/photo/'.$filename;
            $data[]=$filename;
        }
        $postimage->code = time();
        $postimage->name = $filename;
        $postimage->private_state = $request->input('private_state');
        $postimage->description = $request->input('description');
        $postimage->titre = $request->input('titre');
        $postimage->mute = $request->input('mute');
        $postimage->user_id = $request->input('user_id');
        $postimage->save();
    }        
    return redirect()->route('timeline-photos');
}

我想使用Laravel将多张图片保存到数据库中。这是我的代码,但它只能保存一张图片。 谢谢。


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