Added New-TfsBuildTask

TFS/New-TfsBuildTask.ps1

@@ -0,0 +1,51 @@
+param(
+   [Parameter(Mandatory=$true)][string]$FolderPath,
+   [Parameter(Mandatory=$true)][string]$TfsUrl,
+   [PSCredential]$Credential = (Get-Credential),
+   [switch]$Overwrite = $false
+)
+
+param(
+	[Parameter(Mandatory)]
+	[ValidateNotNullOrEmpty()]
+	[ValidateScript({ 
+		if (-not (Test-Path -Path $_ -PathType Container)) {
+			throw "The folder '$($_)' is not available"
+		}
+		if (-not (Test-Path -Path "$_\task.json" -PathType Leaf)) {
+			throw "The file task.json was not found inside of folder '$_'"
+		}
+		$true
+
+	})]
+	[string]$FolderPath
+)
+
+function ZipFile {
+	param($FolderPath)
+
+}
+
+# Load task definition from the JSON file
+$taskDefinition = (Get-Content $FolderPath\task.json) -join "`n" | ConvertFrom-Json
+
+# Zip the task content
+Write-Verbose 'Zipping task content...'
+$taskZipFilePath = ("{0}\..\{1}.zip" -f $FolderPath, $taskDefinition.id)
+Remove-Item $taskZipFilePath -ErrorAction SilentlyContinue
+
+Add-Type -AssemblyName "System.IO.Compression.FileSystem"
+[IO.Compression.ZipFile]::CreateFromDirectory($taskFolder, $taskZipFilePath)
+
+# Prepare to upload the task
+Write-Verbose "Uploading task content"
+$headers = @{ "Accept" = "application/json; api-version=2.0-preview"; "X-TFS-FedAuthRedirect" = "Suppress" }
+$taskZipItem = Get-Item $taskZip
+$headers.Add("Content-Range", "bytes 0-$($taskZipItem.Length - 1)/$($taskZipItem.Length)")
+$url = ("{0}/_apis/distributedtask/tasks/{1}" -f $TfsUrl, $taskDefinition.id)
+if ($Overwrite) {
+   $url += "?overwrite=true"
+}
+
+# Actually upload it
+Invoke-RestMethod -Uri $url -Credential $Credential -Headers $headers -ContentType application/octet-stream -Method Put -InFile $taskZipItem