Asp.net - Validate File Extension For Uploading File In Firefox?

Nov 21, 2011

I created the upload page using with FileUpload server control. And I used regular expression validator to validate file extension.

<asp:FileUpload ID="AttachmentUpload" CssClass="text" size="58" Width="376px" IE:Width="385px" runat="server"/>
<asp:RequiredFieldValidator SetFocusOnError="true"
ID="AttachmentUploadRequire"
runat="server"

[code]....

It is Ok for chrome and IE but not Ok for firefox.

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2008 Validate File Extension?

May 14, 2011

I am using Vb.NET2008 to develop Window Application. When the user enter the File Name on the textbox, I need to check the file name to ensure that it has the File Extension. (Eg. Sales.XLS) I have not done the coding before and stuggling with it.

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Compress The File Without Loosing File Extension Inside Compressed File

Jan 4, 2011

I have File Like "Sample.bak" and when I compress it to be "Sample.zip" I lose the file extension inside the zip file I meann when I open the compressed file I find "Sample" without any extension.

I use this code :

Dim name As String = Path.GetFileName(filePath).Replace(".Bak", "")
Dim source() As Byte = System.IO.File.ReadAllBytes(filePath)
Dim compressed() As Byte = ConvertToByteArray(source)
System.IO.File.WriteAllBytes(destination & name & ".Bak" & ".zip", compressed)

Or using this code :

Public Sub cmdCompressFile(ByVal FileName As String)

'Stream object that reads file contents
Dim streamObj As Stream = New StreamReader(FileName).BaseStream

[CODE]...

I need to compress the file without loosing file extension inside compressed file.

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Firefox Extension That Was Written In Program 6?

Jan 18, 2011

Is there some Firefox extension that was written in VB.NET / VB6?

Would be nice to have a template for changes.

I have to intercept the Firefox reloading of data (XML data refreshed regularly by some javascript routines).Pretty much as the extension "tamper" does it (url...)

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Want To Validate The Filesize Before Uploading It Into The Server?

Feb 15, 2012

I have this program that would upload files from the client to the server,Now I want to validate the filesize before uploading it into the server..

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Uploading Image With Extension Not Working?

Nov 7, 2011

i am trying to upload an image and saving image name in database as the session name with extension .jpgi got problem that only the image name saved in database not the extension. i am using this code

Dim strPath As String = Server.MapPath("~/UserPics/")
If AsyncFileUpload1.HasFile Then
AsyncFileUpload1.SaveAs(strPath & Session("UserName").ToString() & ".jpg")

[code].....

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Open A File (file Browser) With File Extension?

Sep 27, 2010

Do you have some source code how to open a file (file browser) with file extension specific using Visual basic.net.

Just need to get the path then control this using the vb.net binding

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File I/O And Registry :: Find File Name Regardless Of Extension's Case?

Sep 15, 2009

I need to be able to find files in a folder where the extension can be either caps or small letters. Here's my code:

Code:
Public Function GetIcon(ByVal name As String) As Icon
Dim execAssembly As Reflection.Assembly = Reflection.Assembly.GetExecutingAssembly
Dim stream As System.IO.Stream =

[Code]....

How can I modify that function to return the file regardless of whether the extension is in caps or small letters?

This is in VS2005 for a .NET 2.0 Compact Framework project

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Recursive File Copy Based On File Extension?

Oct 20, 2010

Recursive File Copy based on file extension. I have a single root folder that contains numerous folders that contain a few files that I want to extract. For this example, lets state that I want to copy all �txt� extensions and put them into a repository folder.

Example:
\root
\root\Folder1\
\root\Folder1\abc.txt

[code]....

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VS 2008 : Get The File Extension From File Location String?

Dec 16, 2009

I need to get the extension part of a file path for example,

c:me.jpg

i need to return the ".jpg" to a string. Im sure this is easy enough, im guessing i need to get all the text after the last .

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File Extension File Association Click Once?

Nov 2, 2011

I want to create my own extension without changing my registry file. I have a VB.NET project and I firstly want to create my own extension like ".abc" afterwards if there is any file like xxxxxx.abc when a person try to open this file I want windows to startup my project and open that file.

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File I/O And Registry :: Create New File Extension?

Sep 8, 2009

i want to create a new file extension like, .newprog file.and i want it to be able to get back by opendialogbox. i want it to store the control of my form that will be at different place on the form.

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Inject A File Into A Certain Process Such As Firefox.exe?

Oct 10, 2010

how to inject a file into a certain process such as firefox.exe in vb.net.

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C# - File Upload With RegularExpressionValidator Not Working With Firefox Only IE

May 1, 2009

I have a FileUpload with a RegularExpressionValidator with the following Validation Expression

^(([a-zA-Z]:)|(\{2}w+)$?)(\(w[w].*))+(.gif|.jpg|.JPG|.JPEG|.GIF|.jpeg|.png|.bmp|.3dm|.3dmf|.ai|.drw|.dxf|.esp|.mng|.png|.ps|.psp|.svg|.tiff)$

This way i make sure the User only Upload Images.. But for some reason it does not work when i use Firefox.

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File Uploading In Asp.Net MVC3?

Apr 12, 2012

I'm trying to implement a file upload system and I don't really get what to do.

I'm looking for the easiest way to do it. After long researches, I've found those explanations.

forums.asp.net/t/1678157.aspx/2/10

So, here is the things I've done inside the view :

@Code
Dim fileName As String = ""
If (IsPost) Then

[Code].....

Problem : GetHtml is not a member of 'System.Web.UI.WebControls.FileUpload'
What can I do to fix this? Is it the good way to handle file uploads?

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Uploading File To Ftp And Not Overwriting?

Feb 22, 2009

i have made a program that takes info from your registry and uploads it so I can fix it and you can download the new version of a key that makes things work faster.... when someone uploads a file, it works good, and i can look at the ftp's text file and see it, but every time someone ELSE uploads something, it overwrites the previous text file and makes another one, which deletes the first one. i would like so that when another person uploads something, it will just be on the second line then third, so on so forth.

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Uploading File Via Http?

Apr 30, 2010

How to upload binary file to http server? (without using ASP.NET)

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VS 2005 : Uploading A File?

May 13, 2010

i want to upload a file in vb.net.

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Why Firefox Browser Always Try To Open File After Published Application

Jul 11, 2011

Dear Expert, Why firefox browser always try to open my file after I published my VB application. This things happen in VS 2008? If anyone out there has the same problem like me. I have this problem since I installed firefox. If firefox has a problem with its browser when we use Microsoft Visual Studio? Do I need to set anything in my VS 2008 to avoid this thing happen?

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File Chunking Fails When Served From IIS7 To Firefox

Oct 16, 2010

I have written a generic file serving handler in asp.net/vb.net..I recently moved to a windows 7 box and am now debugging under IIS7, and this is where the problems occure.Whenever I serve a file to either FireFox or Chrome (IE8 works fine) from IIS 7, the download will fail.

- In FireFox the error is "[some file name and path].part could not be saved, because the source file could not be read."

- In Chrome the error is "Error 330 (net::ERR_CONTENT_DECODING_FAILED): Unknown error."

- In IE8 it works fine

If I run the same code in IIS6, it works fine.If I run the same code in the Visual Studio virtual web server, it works fine (on windows 7 or XP).I am rather concerned about this as our production web server will soon be IIS7; which I'm starting to really love, and would hate to revert to IIS6 just because this won't work in IIS7.I've tried a number of different patterns.It seems to always fail on the Flush() line with the error "System. Web.HttpException = {"The remote host closed the connection. The error code is 0x8007 0040."}"One thing I have noticed, if I move the flush statment to the finally clause or remove it all together; firefox will attempt to read the entire file - it appears to be looping through the entire block of code just fine, until it hits the flush statement.If I remove the flush statment I still get an error and it still tries to read the entire file before asking me to save it.[code]

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Browse For File Window Without Uploading It?

Apr 25, 2012

Is there a way to get the select file dialog box open and putting the location of the file into a textbox without ever uploading the file?

ETA I'm using VB.NET in a web page. By using the asp:fileupload tag I can get the file location

_fudFileLocation.PostedFile.FileName_

But how do I prevent the file from being uploaded at all. We don't need it, just the file location. (The files are on a shared drive so if it's M:documents odayslunch.pdf for person A, it's the same for person B.)

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File Uploading On Ftp Location Through Inet

Apr 13, 2009

I want to uploadfiles on ftp location through inet control in vb6.0. I created ftp location on my pc on iis. The control works fine if i give path like ftp://myhostname, but when I created new ftp location in my pc. It is not working. The new path is c:myftp, I created new virtual directory in ftp locations and publish the location as ftp named myFTP. below is a code

[Code]....

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Safe Way To Check That A File Isn't Still Uploading?

Mar 15, 2011

Is it safe to use something like this to ensure that a directory isn't currently being written to? [code]I'm processing images which can be up to 10MB so my main concern is that I'm not sure whether the LastWriteTime property (which presumably references the filesystem 'last modified' meta data) is updated when the first, last or every byte of a file is written to disk.Files will generally be uploaded via IIS7 FTP to an NTFS Filesystem on a Windows 2008 server. If it's filesystem-dependant though it would be good to also know which filsystems update when. I'd hoped that this could be used to simplify the programme by ensuring that the whole directory was processed at once. In the end I decided to rethink that since the workarounds are messier and less reliable than the one I was trying to avoid!

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Uploading A File Usinf Ftpwebrequest?

May 13, 2010

I'm working in this piece of code to transfer a text file from the C: drive to a ftp location. Below is the

Dim clsRequest As System.Net.FtpWebRequest = _
DirectCast(System.Net.WebRequest.Create("ftp://10.0.0.221/sample.txt"), System.Net.FtpWebRequest)
clsRequest.Credentials = New System.Net.NetworkCredential("anonymous", "edge")
clsRequest.Method = System.Net.WebRequestMethods.Ftp.UploadFile
' read in file.

[Code]...

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Uploading CSV File(Excel) To MS Access In .Net?

Oct 12, 2010

In vb.net, I created one upload button in windows form. When I click that button, I want to upload csv file to MS Access database.

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Uploading CSV File(Excel) To MS Access?

Aug 13, 2008

In vb.net, I created one upload button in windows form. When I click that button, I want to upload csv file to MS Access database

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Uploading Pdf Or Doc File Into Sql Server Database?

Mar 2, 2009

i want to develop registration form that asks, username, password and curriculum vitae(cv) file. the third column will store files that are uploaded by clients. user can edit their CV by logging using their username and password. so my question goes here. is that possible to upload the file into database? is there any drawback to upload files into database? and is that possible to send the username and password to a table, and the file into a folder so that user can edit their CV using their username and password, is there a means to connect them?

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Default The Visual Studio File Property "custom Tool" For A Given File Extension?

Oct 27, 2010

I have a custom tool "NafestisGenerator" of which I need to apply to every ".ntf" file. The question is, how do I tell visual studio (using the Custom tool Generator sample from Microsoft) to use the "NafestisGenerator" custom tool on every ".ntf" file?

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Copy File Use File Extension Only?

Apr 12, 2011

How can I copy file but use the file extension only for reference e.g. -> .txt for text file ?

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File Extension Of Opened File ?

Sep 23, 2010

I have a small requirement and that is as follows: I have opened a file using the "openFileDialog" provision and i have set the filer as (*.txt). Now when the openFileDialog is displayed, only the test files are visible, but the user can also select "All Files" and choose any other file type.Now what is require is that, if a file type other than .txt is selected by the user, i want to display an error message. So is there any provision by which i can get to know the file type that is selected by the user.

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