Quick download for course videos (part 2)

video-download.ps1

# video-download.ps1

# Takes an array of video URLs and downloads them into the working directory
# and renames them

function Get-EdxVideos {
  param([string[]]$UrlArray, [string[]]$NewNames)
  
  for ($i = 0; $i -lt $UrlArray.Length; $i++) {
    
    # Prepare new filenames
    $nuName = $NewNames[$i]
    $nuName = $nuName.Trim()
    $nuName = $nuName.ToLower()
    $nuName = $nuName.Replace(' ', '-')
    $nuName = $nuName.Replace('introduction', 'intro')
    $nuName = $nuName + '.mp4'
    # thought of abbreviating 'javascript' to 'js' but function
    # is actually meant to be generic across all courses
    
    $vid = $UrlArray[$i]
    Start-BitsTransfer $vid
    $tmp = Split-Path $vid -Leaf
    Rename-Item $tmp -NewName $nuName
  }
}
New-Alias -Name edxvids -Value Get-EdxVideos

wk2-downloads.ps1

# wk2-downloads.ps1

."..\..\video-download.ps1"  # has definition of 'Get-EdxVideos'

$wk2_vids = "https://edx-video.net/PENPWJSX2017-V000900_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V001900_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V000800_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V000700_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V003700_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V002000_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V004000_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V003800_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V002100_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V002200_DTH.mp4",
  "https://edx-video.net/PENPWJSX2017-V002500_DTH.mp4"

$vidNames = "Introduction to JavaScript",
  "JavaScript variables",
  "JavaScript arrays and objects",
  "JavaScript control structures",
  "JavaScript functions",
  "JavaScript regular expressions",
  "Introduction to the DOM",
  "DOM events",
  "Introduction to jQuery",
  "jQuery event handling",
  "jQuery event handling"

 Get-EdxVideos -UrlArray $wk2_vids -NewNames $vidNames
 if ($(Get-ChildItem).Name.Contains('videos') -ne 'True') {
   New-Item -Name videos -ItemType d
 }
 Move-Item *.mp4 -Destination .\videos