Dan's WebDAV 101

This blog covers Messaging API development for Exchange and Outlook. My name is Daniel Bagley, I'm on the Messaging Developer Team.

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  • Blog Post: Why is OOM code leaking items????

    When you use OOM under .NET, your using managed code around COM objects via the Outlook Primary Interop Assembly (PIA). When you have managed code working with COM in this way, you have to be very careful to clean-up your references. .NET will hold onto COM objects, sometimes causing leaks, and sometimes...
  • Blog Post: HOWTO: Send Email With Attachment Using VB and WebDAV

    To send an email with WebDAV, you will you will need to create/recreate the item with a WEBDAV PUT using the MIME of the message. It gets tricky when working with attachments. To get around the complexity of sending an email with an attachment, you may want to look at using CDOSYS to build the message...
  • Blog Post: Howto: WebDAV SEARCH using C#

    ' This example shows how to do a SEARCH using C# // C# Example to SEARCH a mailbox. // TODO: // Add a button and double click on it // Add a multi-line text box and make it big. // Add a project reference to System.Xml, an System.Net // Paste-in the code below // Do the TODO sections in the code....
  • Blog Post: Howto: WebDAV PROPFIND using VB.NET

    ' This example shows how to do a PROPFIND using VB.NET ‘ VB.NET PROPFIND ‘ TODO: Create a VB.NET winform with a button and a big multiline text box ‘ TODO: Add references to System.Web, System.XML and System.IO ‘ TODO: Add the code to the form. ‘ TODO: Do the TODO sections in the code. Imports...
  • Blog Post: Howto: WebDAV X-MS-ENUMATTS using VBScript to enumerate attachments

    ' This example shows how to enumerate attachments on a message. X-MS-ENUMATTS will ' return phantom urls to attachments on the message. These URLs can be used with GET ' and DELETE (starting with Exchange 2003 SP1). ' For listing and reading an attachment, you will first need to get a list of attachments...
  • Blog Post: Howto: WebDAV COPY using VBScript

    ' This example shows how to do a COPY of a message to a folder. 'NOTE: ' • Copying or Moving items across stores is not supported (that includes maiboxes) ' • You will get a 404 (Resource Not Found) if the source item does not exist. ' • A status of 204 (No Content) will be returned if the destination...
  • Blog Post: Howto: WebDAV MOVE using VBScript

    ' This example shows how to do a MOVE of a message to a folder. 'NOTE: ' • Copying or Moving items across stores is not supported (that includes maiboxes) ' • You will get a 404 (Resource Not Found) if the source item does not exist. ' • A status of 204 (No Content) will be returned if the destination...
  • Blog Post: Howto: WebDAV PROPPATCH using VBScript

    'The example below demonstrates how to do a WebDAV PROPPATCH. 'The sample changes the subject of one message in the inbox. ' Note: You cannot specify a condition with a PROPPATCH; ' Note: Understand how the Depth header affects patching and you should understand how its used before using any other...
  • Blog Post: Howto: WebDAV SEARCH with range headers using VBScript

    'The example below demonstrates how to do a WebDAV SEARCH with range headers. Public Function GetItemListXML(sHREF, sUserName, sPassword, sDepth) Dim sQuery ' As String Dim sText 'As String sQuery = "<?xml version='1.0'?>" & _ "<g:searchrequest xmlns:g='DAV:'>" & _ "<g:sql>SELECT...
  • Blog Post: Howto: WebDAV SEARCH using VBScript

    'The example below demonstrates how to do a WebDAV SEARCH dim strExchangeURL dim strApptStartDate dim strUser dim strPassword strUser = "Administrator" strPassword = "test" strExchangeURL = " http://myexserver/exchange/Administrator/Calendar/ " strApptStartDate = "2004-04-09T15:00:00Z" Dim sRet ...
  • Blog Post: Howto: Get the MIME of an item from a mailbox.

    This VBSript sample uses WebDAV to read the mime of a message item and write it to disk. dim sHREF dim sUserName dim sPassword dim sResponse dim HttpWebRequest dim sHREF dim sUserName dim sPassword dim sResponse dim HttpWebRequest sHREF = " http://myserver/exchange/Administrator/Inbox/testabcd...
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