119 lines
3.2 KiB
PowerShell
119 lines
3.2 KiB
PowerShell
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param (
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[Parameter(HelpMessage = "Do not prompt for any user input")]
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[switch]$Silent = $False,
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[Parameter(HelpMessage = "Clean unneeded files listed in _delete.txt after update")]
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[switch]$Clean = $False,
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[Parameter(HelpMessage = "Only update releases in the verified stream")]
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[switch]$Verified = $False,
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[Parameter(HelpMessage = "Directory to install to")]
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[ValidateScript({
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if (-Not($_ | Test-Path))
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{
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throw "File or folder does not exist"
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} return $true
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})]
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[System.IO.FileInfo]$Directory
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)
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Write-Output "======================================="
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Write-Output " IW4MAdmin Updater v1 "
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Write-Output " by XERXES & RaidMax "
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Write-Output "======================================="
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$stopwatch = [system.diagnostics.stopwatch]::StartNew()
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$repoName = "RaidMax/IW4M-Admin"
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$assetPattern = "IW4MAdmin-20*.zip"
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if ($Verified)
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{
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$releasesUri = "https://api.github.com/repos/$repoName/releases/latest"
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}
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else
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{
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$releasesUri = "https://api.github.com/repos/$repoName/releases"
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}
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Write-Output "Retrieving latest version info..."
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$releaseInfo = (Invoke-WebRequest $releasesUri | ConvertFrom-Json) | Select -First 1
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$asset = $releaseInfo.assets | Where-Object name -like $assetPattern | Select -First 1
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$downloadUri = $asset.browser_download_url
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$filename = Split-Path $downloadUri -leaf
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Write-Output "The latest version is $( $releaseInfo.tag_name ) released $( $releaseInfo.published_at )"
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if (!$Silent)
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{
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$stopwatch.Stop()
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Write-Warning "All IW4MAdmin files will be updated. Your database and configuration will not be modified. Are you sure you want to continue?" -WarningAction Inquire
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$stopwatch.Start()
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}
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Write-Output "Downloading update. This might take a moment..."
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$fileDownload = Invoke-WebRequest -Uri $downloadUri
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if ($fileDownload.StatusDescription -ne "OK")
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{
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throw "Could not update IW4MAdmin. ($fileDownload.StatusDescription)"
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}
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$remoteHash = $fileDownload.Headers['Content-MD5']
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$decodedHash = [System.BitConverter]::ToString([System.Convert]::FromBase64String($remoteHash)).replace('-', '')
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$directoryPath = Get-Location
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$fullPath = "$directoryPath\$filename"
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$outputFile = [System.IO.File]::Open($fullPath, 2)
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$stream = [System.IO.BinaryWriter]::new($outputFile)
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if ($Directory)
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{
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$outputDir = $Directory
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}
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else
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{
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$outputDir = Get-Location
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}
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try
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{
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$stream.Write($fileDownload.Content)
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}
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finally
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{
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$stream.Dispose()
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$outputFile.Dispose()
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}
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$localHash = (Get-FileHash -Path $fullPath -Algorithm MD5).Hash
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if ($localHash -ne $decodedHash)
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{
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throw "Failed to update. File hashes don't match!"
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}
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Write-Output "Extracting $filename to $outputDir"
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Expand-Archive -Path $fullPath -DestinationPath $outputDir -Force
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if ($Clean)
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{
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Write-Output "Running post-update clean..."
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$DeleteList = Get-Content -Path ./_delete.txt
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ForEach ($file in $DeleteList)
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{
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Write-Output "Deleting $file"
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Remove-Item -Path $file
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}
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}
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Write-Output "Removing temporary files..."
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Remove-Item -Force $fullPath
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$stopwatch.Stop()
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$executionTime = [math]::Round($stopwatch.Elapsed.TotalSeconds, 0)
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Write-Output "Update completed successfully in $executionTime seconds!"
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