Tag: file upload

Use javascript to get the directory of a file

I am using an input of type=file and I am trying to figure out how to extract the file location from it. I am using this code: file = $(“#uploadFiles”).attr(“files”)[0]; var fileName = file.fileName; var formData = ‘uploadFile=’ + fileName; and when i alert formData, it says “uploadFile=temp.jpg” What I want is the alerted message […]

How to get a unique name for each uploaded file using uploadify

I am uploading files using jQuery uploadify plugin. All files are uploaded into same directory. When I try to upload a file twice, it give me following error. filename.gif (4.3KB) – IO Error I want to upload a file with unique name every time. There are many other users uploading files in same directory. So […]

blueimp multiple file uploader

I’m using the blueimp multiple file uploader and everything is working great. However in some cases i have to use a single file upload. Is there a option of some sort that i can trigger to disable the multifile part of the plugin? It is important that the flow doesnt change. So that i can […]

Warning: File upload error – unable to create a temporary file in Unknown on line 0

Am getting the following error everytime I try to upload a file . “Warning: File upload error – unable to create a temporary file in Unknown on line 0” Here is my HTML form, <form action=”./inventory_list.php” enctype=”multipart/form-data” name=”myForm” id=”myForm” method=”post”> <table width=”625″ border=”1″ cellpadding=”5″> <tr> <td width=”84″>Product Name</td> <td width=”399″><input type=”text” name=”product_name” id=”product_name”></td> </tr> <tr> […]

Javascript, count how many files were attached to a file upload input

I have this file input: <input type=”file” name=”photo[]” multiple=”yes”> What I want is, when someone uploads a file/files to it, I want to alert them how many files were uploaded (altogether). Like if I upload 3 files, it will alert “3 files were uploaded”. And if I add 2 more files it will alert “5 […]

Page uploads file twice?

I’m trying to incorporate an upload progress bar to my page. I have managed to get the progress bar working using this method: http://www.developphp.com/view.php?tid=1351. When the user is clicking upload file, the progress bar does the business and shows how much is uploaded and when it is completed. However when the user then submits the […]

file upload: check if valid image

I want to upload a file like this: <input type=”file” name=”uploadPicture”/> Is there any way to find out in javascript if the selected file is a valid image? I know that I can check the file extension. The problem with that is someone can change a .txt file to .jpg and it would pass the […]

multiple file upload using ajax

I am trying to achieve multiple file upload using Ajax, or at least it should look like ajax (without page reload). Below is my code… I am able to do it using simple submit. In the above code I can get the list of all the files, reomove some files and then upload the rest […]

Uploading image (as data:image/png:base64) to webserver

I have an image on a web page constructed like so: <img src=”data:image/png;base64;….” /> The contents of the image come from the user pasting into the browser. My question is how do I then upload the image to the webserver (PHP if that matters).

Prevent clicking on file input's label from opening file browser

I have a form where users can upload images, and I’m using <label>s for each input. However, in this particular case it’s not desirable for the file browser to open when a user clicks on the label element. I’ve tried using jQuery’s preventDefault on the labels, but it doesn’t work. Any way to disable this […]