Convert Stream To Zip File

Aug 29, 2010

I have made a WCF web service that streams a 200 mb zip file. how i can read this stream at my client and then give option to the user to download that

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Jul 19, 2010

i will be passing the xml file like this:

[code]....

error:

Error 1 The best overloaded method match for 'System.Xml.Linq.XDocument.Load(string)' has some invalid arguments

cannot convert from 'System.IO.Stream' to 'string'

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Save A File / Stream To Local Folder From Response Output Stream?

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I have an excel file in my Response Output stream. I can Open the stream as a file after a prompt, but it doesn't seem I can save it directly to a specified folder on my client.

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C# - Convert Response Stream To An Image?

Aug 29, 2010

in previously asked question answeres said they dont get what i want to do exactly so heres is the full code also i simply want that instead of a TABLESe i rendered an image( of the content ) on the page

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.IO;
using System.Text;
using System.Data;
using System.Drawing;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
System.Web.UI.WebControls.Panel panelmain = new System.Web.UI.WebControls.Panel();
System.Web.UI.WebControls.Literal abc = new System.Web.UI.WebControls.Literal();
abc.Text = "as<br/>dasdas<br/>dasdad";
DataSet ds = new DataSet();
DataTable dt;
DataRow dr;
DataColumn idCoulumn;
DataColumn nameCoulumn;
dt = new DataTable();
idCoulumn = new DataColumn("ID", Type.GetType("System.Int32"));
nameCoulumn = new DataColumn("Name", Type.GetType("System.String"));
dt.Columns.Add(idCoulumn);
dt.Columns.Add(nameCoulumn);
dr = dt.NewRow();
dr["ID"] = 1;
dr["Name"] = "Name1";
dt.Rows.Add(dr);
dr = dt.NewRow();
dr["ID"] = 2;.............

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Convert Flash Binary Stream To PDF On Server

Nov 1, 2011

Any code snippet or third party utilities to do this? Anything built into .NET libraries?

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Can Stream A File In C#

Dec 20, 2010

Assume we have the access to sth.avi on [URL] with a direct link.

e.g : [URL] Also we have a website => www.dl2.com.

Now, we wanna let some users to download sth.avi from [URL], but we don't have enough space on [URL] to save sth.avi. Is it possible in ASP.NET for us to read sth.avi from www.dl.com as streaming file and share it without saving the file on our domain.

P.S: I don't wanna share this link [URL], actually I wanna share something like this link [URL]

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C# - Create Zip File From Stream And Download It?

Feb 15, 2010

I have a DataTable that i want to convert it to xml and then zip it, using DotNetZip. finally user can download it via Asp.Net webpage.

My code in below

dt.TableName = "Declaration";
MemoryStream stream = new MemoryStream();
dt.WriteXml(stream);
ZipFile zipFile = new ZipFile();
zipFile.AddEntry("Report.xml", "", stream);
Response.ClearContent();
Response.ClearHeaders();
Response.AppendHeader("content-disposition", "attachment; filename=Report.zip");
zipFile.Save(Response.OutputStream);
//Response.Write(zipstream);
zipFile.Dispose();

the xml file in zip file is empty.

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Mar 16, 2010

I have a url that points directly to a wav file. Id like to extract the file from the url and save it to a file on our file system.

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File Stream Path On Hosted Server

Mar 19, 2011

I am trying to filestream to my hosting Companies sever.I have tried the below expecting it would not work. How can I find the correct path.Could not find a part of the path 'C:ERAPDFERA202.60.64.136.1.pdf'.

Exception Details: System.IO.DirectoryNotFoundException: Could not find a part of the path 'C:ERAPDFERA202.60.64.136.1.pdf'.

Source Error:
[Code]....

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Web Forms :: Cannot Stream File To Desktop From Pop Up Window

Sep 23, 2010

I changed an app so one of the edit screens opens as a pop-up window via showModalDialog. Previously everything was done in the same window and more back and forth navigation was required. The pop-up provides greater continuity. Unfortunately, as a pop-up, files will not stream to the desktop. If I bring up the page by entering a URL on the address line, so it is not a pop-up, files stream to the desktop OK.

Streaming a file to the desktop is done as follows:

[Code]....

This causes an open/save/cancel dialog to appear in the browser. Does anyone have an idea why a file cannot be streamed to a pop-up window? To get pop-ups to work I always include

[Code]....

in the header. That way I can open other pop-ups such as warnings and database error messages from a prvious pop-up.

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Web Forms :: Stream A File And Update Page?

Jul 28, 2010

I don't think there is a way around this but figured I'd ask... We have an application where a user can generate PDF documents that are streamed to the browser. There is some additional functionality going on behind the scene and I would like to be able to display a message to the user (via updating a literal tag on the page). I don't get any errors when doing this but the page isn't updated and the message isn't displayed. My guess is that streaming the document blocks any other content from going down to the client. In particular, we're using CeTe Dynamic PDF and calling one of their methods but I think it's essentially just doing a Response.BinaryWrite to stream out the PDF.

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C# - CPU Usage Goes Upto 75% While Stream A 300 MB File Using WCF Service?

Aug 31, 2010

I have a wcf service that is used to download files. Its working alright (finally), but i can see that when it downloads the CPU usage goes around 75%.Client Code

FileTransferServiceClient obj = new FileTransferServiceClient();
Byte[] buffer = new Byte[16 * 1024];
CoverScanZipRequest req = new CoverScanZipRequest(

[code]...

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Firefox Sporadically Displays File Stream Instead Of A Document?

Feb 22, 2010

When user requests to download a document, I'm writing out a PDF file to HttpResponse using HttpResponse.OutputStream.Write method. It works in every browser except Firefox(3.5.8). In Firefox it sometimes displays the file and sometimes it displays the actual byte stream. When it displays a byte stream, http response is never finished. I see 'transferring data' status and the byte stream ends with EOF. After some time, I get 'connection was reset' window.

Here is response header:

HTTP/1.1 200 OK
Cache-Control: no-cache
Pragma: no-cache
Content-Length: 103185
Content-Type: application/pdf
Expires: -1
Server: Microsoft-IIS/7.0
X-AspNet-Version: 2.0.50727
Content-Description: stuff.pdf
Content-Disposition: inline;filename="stuff.pdf"
X-Powered-By: ASP.NET
Date: Mon, 22 Feb 2010 16:15:38 GMT

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Stream File To Chome Broken, Firefox Working?

Jan 22, 2011

I wrote an ASP.Net web page that will take a QueryString and stream a file to the client. The file is stored in a SQL Server database. Everything works great when I'm running the web site locally during development. When I run it in production from the server I can get a file through Firefox, but not Chrome. In Chrome I get Error 100 (net::ERR_CONNECTION_CLOSED): Unknown error.See some other posts that mention this could be related to Content-Length, however, I can't understand why this would work in development and not production. For that reason I think there must be something else going on here.Here is my code:

Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Dim Data_ID As String = Request.QueryString("Data_ID")
Using dt As New Enterprise_Error_Log.Field_FileDataTable

[code]...

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Oct 8, 2010

I have a third party CMS system that can create forms but can't manage true File upload capabities. I am able to get users brows for thier file and have the value submited to my custom .net code behind page for processing. So I end up with like "C:somefilefoldersomefile.doc".

But on my processing page I want to read this file (like the file uploader) and save it to a location. I tried using the file uploader control (but have it not visible) but realized I can't preset it as I was planning to set it and do the normal processing from there. Is there another way to do this?

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Web Forms :: Send A Large File To The Response Stream - OutofMemory?

May 20, 2010

I'm using Filestream for read big file (> 500 MB) and I get the OutOfMemoryException. Any solutions about it?? I want this in my app asp.net: Read DATA from Oracle Uncompress file using FileStream and BZip2 Read file uncompressed and send it to asp.net page for download. When I read file from disk, Fails !!! and get OutOfMemory. My Code is:

using (var fs3 = new FileStream(filePath2, FileMode.Open, FileAccess.Read))
{
byte[] b2 = ReadFully(fs3, 1024);
}
// [URL]
public static byte[] ReadFully(Stream stream, int initialLength)
{
// If we've been passed an unhelpful initial length, just
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if (initialLength < 1)
{
initialLength = 32768;
}
byte[] buffer = new byte[initialLength];
int read = 0;
int chunk;
while ((chunk = stream.Read(buffer, read, buffer.Length - read)) > 0)
{
read += chunk;
// If we've reached the end of our buffer, check to see if there's
// any more information
if (read == buffer.Length)
{
int nextByte = stream.ReadByte();
// End of stream? If so, we're done
if (nextByte == -1)............................

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HttpHandlers / Modules :: Write The Response Stream Content To A File On Disk

Jan 20, 2011

I have an httpmodule and it has a handler for OnEndRequest. I am trying to write the HttpContext.Response.OutputStream to a file. I am trying to use the Read method of it. But when it is called the exception message i get is "Specified method is not supported". So i am not able to do what i want that is, write the response to a file on the disk. I am able to write the HttpContext.Request.InputStream to a file using its Read method which i do in a handler for OnBeginRequest.

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How can I remove the layover after the dialog is done?

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How To Stream An Excel 2007 Or Word 2007 File Using C#

Mar 25, 2010

I'm working on a web app and need to stream various files. I can do pdfs, images, and older Office documents. However, when I try to do with 2007 documents, it breaks. Here is my code:

Response.Buffer = true;
Response.Clear();
Response.ClearContent();
Response.ClearHeaders();
switch (FileExtension.ToLower())
{
case "pdf":
Response.ContentType = "application/pdf";
break;
case "doc":
Response.ContentType = "application/msword";
break;
case "docx":
Response.ContentType = "application/vnd.ms-word.document.12";
break;
case "xls":
Response.ContentType = "application/vnd.ms-excel";
break;
case "xlsx":
Response.ContentType = "application/vnd.ms-excel.12";
break;
default:
Response.ContentType = "image/jpeg";
break;
}
Response.BinaryWrite(buffer);

The error that I get is:

An invalid character was found in text content. Error processing resource 'http://DomainName/GetFile.aspx.

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Feb 22, 2011

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[Code]....

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