Change Get-​Azure​Rm​Web​App​Publishing​Profile -OutputFile mandatory to option.

OutputFile contains credentials. The current cmdlet returns XML, so you do not need to write it in a file.
Mandatory is bad design.

fix #4212

Author: takekazuomi

src/ResourceManager/Websites/Commands.Websites.Test/ScenarioTests/WebAppSlotTests.ps1

@@ -697,6 +697,13 @@ function Test-WebAppSlotPublishingProfile
 
 		# Assert
 		Assert-True { $fileZillaProfile.Name -eq $appWithSlotName3 }
+
+		# Get web app publishing profile without OutputFile
+		[xml]$profile = Get-AzureRmWebAppSlotPublishingProfile -ResourceGroupName $rgname -Name $appname -Slot $slotname
+
+		# Assert
+		Assert-NotNull $profile
+
 	}
 	finally
 	{

src/ResourceManager/Websites/Commands.Websites.Test/ScenarioTests/WebAppTests.ps1

@@ -732,6 +732,13 @@ function Test-WebAppPublishingProfile
 
 		# Assert
 		Assert-True { $fileZillaProfile.Name -eq $appName }
+
+		# Get web app publishing profile without OutputFile
+		[xml]$profile = Get-AzureRmWebAppPublishingProfile -ResourceGroupName $rgname -Name $appName
+
+		# Assert
+		Assert-NotNull $profile
+
 	}
 	finally
 	{

src/ResourceManager/Websites/Commands.Websites/Cmdlets/DeploymentSlots/GetAzureWebAppSlotPublishingProfile.cs

@@ -28,7 +28,7 @@ public class GetAzureWebAppSlotPublishingProfileCmdlet : WebAppSlotBaseCmdlet
     {
         private const string DefaultFormat = "WebDeploy";
 
-        [Parameter(Position = 3, Mandatory = true, HelpMessage = "The file the publishing profile will we saved as")]
+        [Parameter(Position = 3, Mandatory = false, HelpMessage = "The file the publishing profile will we saved as")]
         public string OutputFile { get; set; }
 
         [Parameter(Position = 4, Mandatory = false, HelpMessage = "The format of the profile. Allowed values are [WebDeploy|FileZilla3|Ftp]. Default value is WebDeploy")]

src/ResourceManager/Websites/Commands.Websites/Cmdlets/WebApps/GetAzureWebAppPublishingProfile.cs

@@ -26,7 +26,7 @@ public class GetAzureWebAppPublishingProfileCmdlet : WebAppBaseCmdlet
     {
         private const string DefaultFormat = "WebDeploy";
 
-        [Parameter(Position = 2, Mandatory = true, HelpMessage = "The file the publishing profile will we saved as")]
+        [Parameter(Position = 2, Mandatory = false, HelpMessage = "The file the publishing profile will we saved as")]
         public string OutputFile { get; set; }
 
         [Parameter(Position = 3, Mandatory = false, HelpMessage = "The format of the profile. Allowed values are [WebDeploy|FileZilla3|Ftp]. Default value is WebDeploy")]

src/ResourceManager/Websites/Commands.Websites/Utilities/WebsitesClient.cs

@@ -263,7 +263,8 @@ public string GetWebAppPublishingProfile(string resourceGroupName, string webSit
                 WrappedWebsitesClient.WebApps().ListSitePublishingProfileXmlSlot(resourceGroupName, webSiteName, options, slotName) : 
                 WrappedWebsitesClient.WebApps().ListSitePublishingProfileXml(resourceGroupName, webSiteName, options));
             var doc = XDocument.Load(publishingXml, LoadOptions.None);
-            doc.Save(outputFile, SaveOptions.OmitDuplicateNamespaces);
+            if (outputFile != null)
+                doc.Save(outputFile, SaveOptions.OmitDuplicateNamespaces);
             return doc.ToString();
         }