multipartform-data | 易学教程

Send FormData with other field in Angular

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问题 I have a form with two input text and one upload . I have to send it to the server but I have some problem concatenating the file with the text. The server expects this answer: "title=first_input" "text=second_input" "file=my_file.pdf" This is the html : <input type="text" ng-model="title"> <input type="text" ng-model="text"> <input type="file" file-model="myFile"/> <button ng-click="send()"> This is the Controller : $scope.title = null; $scope.text = null; $scope.send = function(){ var file

simple HttpURLConnection POST file multipart/form-data from android to google blobstore

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问题 I have very little idea how html works.What i want to do is exactly similar to the following but on android <body> <form action="<%= some_url %>" method="post" enctype="multipart/form-data"> <input type="file" name="myFile"> <input type="submit" value="Submit"> </form> </body> I tried the following code - private static void postToUrl(String url_to_upload_on, String file_name_with_ext, byte[] byteArray) { String attachmentName = "file"; String attachmentFileName = file_name_with_ext; String

Multipart Http Request

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问题 How can i initialized Multipart request..? I am uploading file using multipart/form-data content type but i can't get multipart request in my controller.So how can i get multipart request in my controller .. Thanks in Advance. I am getting error like this.. Jun 13, 2012 2:01:05 PM org.apache.catalina.core.StandardWrapperValve invoke SEVERE: Servlet.service() for servlet [appServlet] in context with path [/Login] threw exception [Request processing failed; nested exception is java.lang

Validating multipart-form data parsed through multiparty and validation through express-validator

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问题 I am sending multipart form data and saving it on server but data is being saved without any validation. To parse the data I have used multiparty and express-validator for post data valdation but i am saving data without any validation. To send this data to the server I am using postman. my code on sever side is as follows exports.signup = function(req, res) { var form = new multiparty.Form(); // Validation checks req.assert('first_name', 'first name is required').notEmpty(), req.assert('last

Android apache multipart php upload Undefine index in file line 6

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问题 I am trying to implement the file upload module. I have tested the php server part using html , it is correct . <?php error_reporting(E_ALL); $target_path = "target/"; // $target_path = $target_path . basename( $_FILES['file']['name']); $name = $_FILES["file"]["name"]; echo $name."<br>"; $ext = end(explode(".", $name)); echo $ext."<br>"; $randname = random_string(30); echo $randname."<br>"; $fname = $randname . "." .$ext; echo $fname."<br>"; $target_path = $target_path .$fname; echo $target

Android apache multipart php upload Undefine index in file line 6

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Scala Play Framework image upload with Angular ng-file-upload

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问题 I am using Angular ng-file-upload (https://github.com/danialfarid/ng-file-upload) on the frontend to manage the file upload process. Unfortunately, form contains a complex object with multiple files. Using the MultipartFormData (https://www.playframework.com/documentation/2.5.x/ScalaBodyParsers) on the server side I have successfully decomposed the uploaded content and can read it from the request.body . Now, to my surprise, I do not have a simple Json Objects but rather a strangely formed

Spring MultiPart MediaType Unsupported

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问题 I'm actualy trying to upload a file on my Spring server. The fact is that I always have a 415 (Unsupported Media Type) error without any error in server's log. There is my code : Client side : journal.import= function(id, file, callbackSuccess, callbackError){ var fd = new FormData(); fd.append('file', file); $http.post(config.API_URL +"/newspapper/import/"+id, fd, { transformRequest: angular.identity, headers: {'Content-Type': undefined} }).success(callbackSuccess).error(callbackError); }

Multipart form request throws: Required MultipartFile parameter 'image' is not present

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问题 I try to upload an image to a server using the postman. I am using spring to make the rest api as the followings: @RequestMapping(value = "/uploadPrescription", method =RequestMethod.POST) public ResponseEntity<ResponseSuccessData> uploadPatientPrescription( @RequestBody @RequestParam("image") MultipartFile image) throws IOException { But it throws an error: org.springframework.web.bind.MissingServletRequestParameterException: Required MultipartFile parameter 'image' is not present As you can

How do I append a file to FormData()?

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问题 fd.append("upload", file) yields, ------WebKitFormBoundaryJnjpATRkxe2Duwwu Content-Disposition: form-data; name="userid" 8022171621665209152 ------WebKitFormBoundaryJnjpATRkxe2Duwwu Content-Disposition: form-data; name="upload"; filename="sample.csv" Content-Type: text/csv ------WebKitFormBoundaryJnjpATRkxe2Duwwu-- fd.append("upload", evt.target.result) yields, ------WebKitFormBoundaryITfVxS7FbNWfk3Ty Content-Disposition: form-data; name="userid" 8022171621665209152 -----