(GH-1932) Fix criteria for publishing documentation

Should only run when running on an Azure Pipelines Windows Build Agent,
and not when it is a PR.

Author: gep13

build/wyam.cake

@@ -33,7 +33,6 @@ Task("Preview-Documentation")
 Task("Force-Publish-Documentation")
     .IsDependentOn("Clean-Documentation")
     .WithCriteria(() => DirectoryExists(MakeAbsolute(Directory("docs"))), "Wyam documentation directory is missing")
-    .WithCriteria<BuildParameters>((context, parameters) => !parameters.IsPullRequest, "Publish-Documentation works only for non-PR commits.")
     .Does<BuildParameters>((parameters) =>
 {
     Wyam(new WyamSettings
@@ -61,6 +60,9 @@ Task("Force-Publish-Documentation")
 Task("Publish-Documentation")
     .IsDependentOn("Clean-Documentation")
     .WithCriteria(() => DirectoryExists(MakeAbsolute(Directory("docs"))), "Wyam documentation directory is missing")
+    .WithCriteria<BuildParameters>((context, parameters) => parameters.IsRunningOnWindows,       "Publish-Documentation is ran only on Windows agents.")
+    .WithCriteria<BuildParameters>((context, parameters) => parameters.IsRunningOnAzurePipeline, "Publish-Documentation is ran only on AzurePipeline.")
+    .WithCriteria<BuildParameters>((context, parameters) => !parameters.IsPullRequest, "Publish-Documentation works only for non-PR commits.")
     .Does<BuildParameters>((parameters) =>
 {
     // Check to see if any documentation has changed