Appveyor: Build on Visual Studio 2017 x64 only

There is no pre-built binary package of Qt for 32 bit Visual Studio
2017, so we'll drop it for now.

appveyor.yml

@@ -5,9 +5,9 @@ shallow_clone: true
 
 cache: ..\openclonk-cache
 
+image: Visual Studio 2017
 configuration: RelWithDebInfo
 platform:
-  - Win32
   - x64
 
 install:
@@ -16,10 +16,17 @@ before_build:
   - ps: "& $env:APPVEYOR_BUILD_FOLDER\\tools\\ci\\appv-BeforeBuild.ps1"
 build:
   project: ../openclonk-build/openclonk.sln
+  parallel: true
   verbosity: minimal
+
+# The after_build and test_script scripts need to be called in a real
+# powershell instance because they call into the MSBuild API, which has issues
+# finding its data files when called from AppVeyor's powershell host, because
+# it attempts to read the application config instead of the registry to find
+# them (starting with MSBuild 15, which ships with Visual Studio 2017).
 after_build:
-  - ps: "& $env:APPVEYOR_BUILD_FOLDER\\tools\\ci\\appv-AfterBuild.ps1"
+  - cmd: powershell -NoLogo -NoProfile -ExecutionPolicy Unrestricted -Command "& $env:APPVEYOR_BUILD_FOLDER\\tools\\ci\\appv-AfterBuild.ps1"
 test_script:
-  - ps: "& $env:APPVEYOR_BUILD_FOLDER\\tools\\ci\\appv-Test.ps1"
+  - cmd: powershell -NoLogo -NoProfile -ExecutionPolicy Unrestricted -Command "& $env:APPVEYOR_BUILD_FOLDER\\tools\\ci\\appv-Test.ps1"
 
 deploy: off

tools/ci/appv-AfterBuild.ps1

@@ -1,7 +1,7 @@
 pushd $env:BUILD_TARGET_FOLDER
 trap {popd}
 
-[void]([System.Reflection.Assembly]::LoadWithPartialName('Microsoft.Build'))
+Add-Type -Path "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\MSBuild\15.0\Bin\Microsoft.Build.dll"
 $projects = New-Object Microsoft.Build.Evaluation.ProjectCollection
 $projects.SetGlobalProperty('Configuration', $env:CONFIGURATION)
 
@@ -92,13 +92,6 @@ SRCSRV: source files ---------------------------------------
     }
 }
 
-if (-not $env:APPVEYOR) {
-    function Push-AppveyorArtifact {
-        param([string]$Path)
-        "Uploading $Path.... (dry run)"
-    }
-}
-
 Get-Item *.vcxproj | %{
     $p = $projects.LoadProject($_.FullName)
     if ($p.GetPropertyValue('ConfigurationType') -eq 'Application') {
@@ -106,12 +99,12 @@ Get-Item *.vcxproj | %{
         $binary = $p.GetPropertyValue('TargetPath')
         if (Test-Path $binary) {
             # Upload the executable itself as an artifact
-            Push-AppveyorArtifact $binary
+            appveyor PushArtifact $binary
             $pdb = $p.ItemDefinitions['Link'].GetMetadataValue('ProgramDataBaseFile')
             if (Test-Path $pdb) {
                 # If we generated a .pdb file, add source server information
                 Add-SourceServerData $pdb
-                Push-AppveyorArtifact $pdb
+                appveyor PushArtifact $pdb
             }
         }
     }

tools/ci/appv-BeforeBuild.ps1

@@ -1,13 +1,9 @@
 $ErrorActionPreference='Stop'
 
 switch ($env:PLATFORM) {
-    'Win32' {
-        $cmake_generator = 'Visual Studio 14 2015'
-        $qt = 'C:\Qt\5.7\msvc2015'
-    }
     'x64' {
-        $cmake_generator = 'Visual Studio 14 2015 Win64'
-        $qt = 'C:\Qt\5.7\msvc2015_64'
+        $cmake_generator = 'Visual Studio 15 2017 Win64'
+        $qt = 'C:\Qt\5.11.1\msvc2017_64'
     }
 }
 
@@ -15,7 +11,7 @@ pushd $env:BUILD_TARGET_FOLDER
 try {
     $(cmake --version)[0]
     $ErrorActionPreference='SilentlyContinue'
-    cmake -G $cmake_generator -DCMAKE_PREFIX_PATH:PATH="$env:BUILD_DEPS_FOLDER\$env:PLATFORM;$qt_path" $env:APPVEYOR_BUILD_FOLDER 2>&1
+    cmake -G $cmake_generator -DCMAKE_PREFIX_PATH:PATH="$env:BUILD_DEPS_FOLDER\$env:PLATFORM;$qt" $env:APPVEYOR_BUILD_FOLDER 2>&1
     $ErrorActionPreference='Stop'
     if ($LASTEXITCODE -ne 0) {
         if (Test-Path CMakeFiles\CMakeOutput.log) {

tools/ci/appv-Install.ps1

@@ -92,8 +92,8 @@ pushd $deps_path
 try {
     # If you want to use the build dependencies for yourself, please note that
     # this archive is a tarbomb, i.e. it doesn't contain a single root directory
-    Update-BuildCache 'https://autobuild.openclonk.org/static/binaries/appveyor-deps.tar.xz'
+    Update-BuildCache 'https://www.nosebud.de/~nh/openclonk/appveyor-deps.tar.xz'
     cmake -E tar xJ $cache_path\appveyor-deps.tar.xz
 } finally {
     popd
-}
+}

tools/ci/appv-Test.ps1

@@ -1,7 +1,7 @@
 pushd $env:BUILD_TARGET_FOLDER
 trap {popd}
 
-[void]([System.Reflection.Assembly]::LoadWithPartialName('Microsoft.Build'))
+Add-Type -Path "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\MSBuild\15.0\Bin\Microsoft.Build.dll"
 $projects = New-Object Microsoft.Build.Evaluation.ProjectCollection
 $projects.SetGlobalProperty('Configuration', $env:CONFIGURATION)