slash4 tutorials

####################################################################################
##    Author:      OM / slash4.de
##    Version:     v0.1 - 11/2009
##
##    Copyright (C)  2009  slash4.de
##    Permission is granted to copy, distribute and/or modify this document
##    under the terms of the GNU Free Documentation License, Version 1.3
##    or any later version published by the Free Software Foundation;
##    with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
##    A copy of the license is included in the section entitled "GNU
##    Free Documentation License".
####################################################################################
 
 
 
<# 
 .SYNOPSIS 
     The function new-WikiPage imports a page to a mediawiki. It names the page with $pageTitle and puts $text in $category. 
 .DESCRIPTION 
     It creates a local temporary XML file, which is uploaded to the wiki import page via HTTP-File-Upload. You can also specify another wiki URL.
 .NOTES 
     Author     : om ( at ) slash4.de 
     Requires   : PowerShell V2 (CTP3)
     Tested in  : PowerShell V2 (CTP3)
 .LINK 
     Published on: http://slash4.de/tutorials/Automatic_mediawiki_page_import_powershell_script
 .EXAMPLE 
     PS: new-WikiPage "My Page Title" "== My Headline == `n* my iteration1 `n*my iteration2 `n infobox with blank after newline " "My Category"
#> 
 
function new-WikiPage {
	param ( 
		[string] $pageName,
		[string] $text, 
		[string] $category,
		[string] $wikiURL = "http://mydomain.com/myMediaWiki/index.php?title=Special:Import&action=submit&source=upload&editToken=12345"
	)
 
	$url = $wikiURL
 
        # XML Code that will be uploaded to mediawiki
	$wikiXML = '<mediawiki xmlns="http://www.mediawiki.org/xml/export-0.3/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.mediawiki.org/xml/export-0.3/ http://www.mediawiki.org/xml/export-0.3.xsd" version="0.3" xml:lang="de"><siteinfo><sitename>slash4 Wiki</sitename><base>http://mydomain.com/myMediaWiki/index.php/Main_Page</base><case>first-letter</case></siteinfo>
	   <page><title>' + $pageName + '</title><revision>
	   <text xml:space="preserve">' + $text + ' [[Category: ' + $category + ']]</text></revision></page></mediawiki>'
 
        # Create temp xml-file
	$filename = (gc env:\temp) + "\tmp_wikitemplate.xml"
	$wikiXML > $filename
 
        # HTTP Protocol helper
	$boundary = "----------------------------" + [system.DateTime]::Now.Ticks.ToString("x")
 
        # Create multipart/form-data file upload HTTP POST Request 
	$req = [system.Net.HttpWebRequest]::Create($url)
	$req.ContentType = "multipart/form-data; boundary=" + $boundary
	$req.Method = "POST"
	$req.KeepAlive = $true
	$req.Credentials = [System.Net.CredentialCache]::DefaultCredentials
 
	$memStream = new-object System.IO.MemoryStream
	$boundarybytes = [System.Text.Encoding]::ASCII.GetBytes("`r`n--" + $boundary + "`r`n")
 
	$header = "`r`n--" + $boundary + "`r`n" + "Content-Disposition: form-data; name=`"xmlimport`";filename=`"wikitext.xml`"`r`n Content-Type: application/octet-stream`r`n`r`n"
	$headerbytes = [System.Text.Encoding]::UTF8.GetBytes($header)
 
        # send http header to webserver
	$memStream.Write($headerbytes,0,$headerbytes.Length)
 
        # open xml file to upload
	$fileStream = new-object System.IO.FileStream( $filename, [System.IO.FileMode]::Open, [System.IO.FileAccess]::Read )
	$buffer = new-object byte[] 1024
	$bytesRead = 0;
 
	while ( ($bytesRead = $fileStream.Read($buffer, 0, $buffer.Length)) -ne 0 ) {
		$memStream.Write($buffer, 0, $bytesRead)
	}
 
        # send file in http request
	$memStream.Write($boundarybytes, 0, $boundarybytes.Length)
	$fileStream.Close()
 
	$req.ContentLength = $memStream.Length
	$requestStream = $req.GetRequestStream()
	$memStream.Position = 0
	$tempBuffer = New-Object byte[] $memStream.Length
	$memStream.Read($tempBuffer, 0, $tempBuffer.Length)
	$memStream.Close()
 
	$requestStream.Write($tempBuffer, 0, $tempBuffer.Length)
	$requestStream.Close()
 
        # get response from webserver
	$response = $req.GetResponse()
	$stream = $response.GetResponseStream()
	$reader = new-object System.IO.StreamReader($stream)
 
        # this will output http response to your shell ... assign it to a variable or redirect to a file to get rid of this. but its usefull for debugging the wiki response if something doesnt work.
	$reader.ReadToEnd()
 
	$response.close()
	$req = $null
	$response = $null
}