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$slideshareUser = 'nccomms' |
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$slidedeckTitleFilter = 'SPCA2014*' |
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# Folder to download the slides to |
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$downloadfolder = 'C:\TEMP\SharePointConnect2014' |
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# Personal SlideShare API keys; |
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# apply for a key here: http://www.slideshare.net/developers/applyforapi |
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$slideShareAPIKey = 'YOUR_API_KEY' #PRIVATE |
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$slideShareSharedSecret = 'YOUR_SHARED_SECRET' |
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# Unix timestamp |
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$ts = [int][double]::Parse($(Get-Date -date (Get-Date).ToUniversalTime()-uformat %s)) |
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# Create an SHA1 hash from the concatenation of the shared secret and the timestamp |
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$hash = ([System.Security.Cryptography.HashAlgorithm]::Create('SHA1').ComputeHash((New-Object System.Text.UTF8Encoding).GetBytes("$slideShareSharedSecret$ts")) | foreach { $_.ToString("x2") }) -join '' |
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$slideshareAPIGetSlideShowsForUserUri = "https://www.slideshare.net/api/2/get_slideshows_by_user?username_for=$slideshareUser&limit=9999&api_key=$slideShareAPIKey&hash=$hash&ts=$ts" |
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# Now query the SlideShare API for user NCCOMMS slides |
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Write-Host "Query SlideShare API: $slideshareAPIGetSlideShowsForUserUri" |
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$spa2014SlideData = Invoke-RestMethod -uri $slideshareAPIGetSlideShowsForUserUri |
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if ($spa2014SlideData.SlideShareServiceError) |
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{ |
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Write-Host "ERROR while calling SlideShare API:" -ForegroundColor RED |
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$spa2014SlideData.SlideShareServiceError.Message | foreach { Write-Host $_.'#text' -ForegroundColor RED } |
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} |
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else |
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{ |
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Write-Host "Downloading the slide decks..." |
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# Parsing the query results |
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foreach ($slidedeckEntry in ($spa2014SlideData.User.Slideshow | where { $_.Title -like $slidedeckTitleFilter })) |
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{ |
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# Now process each slideshow entry |
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# Get the SlideShare PDF download url (which points to Amazon S3) |
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$sourceFile = $slidedeckEntry.DownloadUrl |
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# Extract the filename |
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$filename = (New-Object Uri($sourceFile)).Segments | select -last 1 # get filename part of the url |
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$destFilePath = (Join-Path $downloadfolder $filename) |
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Write-Host "From `"$SourceFile`"`nTo `"$destFilePath`"" |
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# And download the deck file to the specified download folder |
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Invoke-WebRequest -Uri $sourceFile -OutFile $destFilePath |
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} |
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Write-Host "Completed downloading the slide decks." |
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} |
