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Get-MIX10Video (modification of post by Steven Murawski view diff)
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Modified Jaykul’s PDC downloader for the MIX 10 Conference.

Updated to dynamically enumerate the video sessions and changed the ppt to pptx.

  1. #requires -version 2.0
  2. PARAM (
  3.    [Parameter(Position=1, Mandatory=$true)]
  4.    [ValidateSet("wmv","wmvhigh","pptx", "mp4")]
  5.    [String]$MediaType,
  6.    [string]$Destination = $PWD
  7. )
  8. if( ([System.Environment]::OSVersion.Version.Major -gt 5) -and -not ( # Vista and ...
  9.    new-object Security.Principal.WindowsPrincipal (
  10.       [Security.Principal.WindowsIdentity]::GetCurrent()) # current user is admin
  11.    ).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator) ) {
  12.    
  13. Write-Warning @"
  14. On VISTA and above, BITS limits the number of jobs in the queue to 300 jobs and the number of jobs that a non-administrator user can create to 60 jobs.
  15.  
  16. You MUST run this script from an elevated host if you're on Vista, Windows 7, or Server 2008
  17. "@
  18. }
  19.    
  20. Import-Module BitsTransfer
  21. Push-Location $Destination
  22. $Extension = $(switch -wildcard($MediaType){"wmv*"{"wmv"} "mp4"{"mp4"} "ppt"{"pptx"}})
  23. $BaseUrl = "http://ecn.channel9.msdn.com/o9/mix/10/{0}/{2}.{1}"
  24.  
  25. $DownloadSite= 'http://live.visitmix.com/Videos'
  26. [regex]$regex = ('(CL|DS|EX|FTL|KEY|PR|SVC)[0-9][0-9]')
  27.  
  28. $regex.matches((New-Object system.net.webclient).downloadstring($DownloadSite)) |
  29.     Select-Object -ExpandProperty value |  
  30.     Sort-Object -Unique |
  31.     ForEach-Object { Start-BitsTransfer -Source $($BaseUrl -f  $MediaType, $Extension, $_) -Async }
  32.    
  33. Pop-Location
  34.  
  35. Write-Host "You may now use Get-BitsTransfer to check on the status of the downloads. By default, failed transfers will be retried every 10 minutes for two weeks."
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  126. # SIG # End signature block

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