VS: Handle .pfx files explicitly in generator

Teach cmGeneratorTarget to classify .pfx files as package
certificate key files.  Teach cmVisualStudio10TargetGenerator
to write them as PackageCertificateKeyFile in .vcxproj files.

Inspired-by: Minmin Gong <minmin.gong@gmail.com>

Source/cmGeneratorTarget.cxx

@@ -54,6 +54,7 @@ struct IDLSourcesTag {};
 struct ResxTag {};
 struct ModuleDefinitionFileTag {};
 struct AppManifestTag{};
+struct CertificatesTag{};
 
 #if !defined(_MSC_VER) || _MSC_VER >= 1310
 template<typename Tag, typename OtherTag>
@@ -200,6 +201,10 @@ struct TagVisitor
       {
       DoAccept<IsSameTag<Tag, AppManifestTag>::Result>::Do(this->Data, sf);
       }
+    else if (ext == "pfx")
+      {
+      DoAccept<IsSameTag<Tag, CertificatesTag>::Result>::Do(this->Data, sf);
+      }
     else if(this->Header.find(sf->GetFullPath().c_str()))
       {
       DoAccept<IsSameTag<Tag, HeaderSourcesTag>::Result>::Do(this->Data, sf);
@@ -442,6 +447,15 @@ cmGeneratorTarget
   IMPLEMENT_VISIT(AppManifest);
 }
 
+//----------------------------------------------------------------------------
+void
+cmGeneratorTarget
+::GetCertificates(std::vector<cmSourceFile const*>& data,
+                  const std::string& config) const
+{
+  IMPLEMENT_VISIT(Certificates);
+}
+
 //----------------------------------------------------------------------------
 bool cmGeneratorTarget::IsSystemIncludeDirectory(const std::string& dir,
                                               const std::string& config) const

Source/cmGeneratorTarget.h

@@ -56,6 +56,8 @@ public:
                               const std::string& config) const;
   void GetAppManifest(std::vector<cmSourceFile const*>&,
                       const std::string& config) const;
+  void GetCertificates(std::vector<cmSourceFile const*>&,
+                       const std::string& config) const;
 
   void ComputeObjectMapping();
 

Source/cmVisualStudio10TargetGenerator.cxx

@@ -384,6 +384,7 @@ void cmVisualStudio10TargetGenerator::Generate()
                     " Label=\"LocalAppDataPlatform\" />\n", 2);
   this->WriteString("</ImportGroup>\n", 1);
   this->WriteString("<PropertyGroup Label=\"UserMacros\" />\n", 1);
+  this->WriteWinRTPackageCertificateKeyFile();
   this->WritePathAndIncrementalLinkOptions();
   this->WriteItemDefinitionGroups();
   this->WriteCustomCommands();
@@ -2164,6 +2165,34 @@ void cmVisualStudio10TargetGenerator::WriteProjectReferences()
   this->WriteString("</ItemGroup>\n", 1);
 }
 
+void cmVisualStudio10TargetGenerator::WriteWinRTPackageCertificateKeyFile()
+{
+  if((this->GlobalGenerator->TargetsWindowsStore() ||
+      this->GlobalGenerator->TargetsWindowsPhone())
+      && (cmTarget::EXECUTABLE == this->Target->GetType()))
+    {
+    std::string pfxFile;
+    std::vector<cmSourceFile const*> certificates;
+    this->GeneratorTarget->GetCertificates(certificates, "");
+    for(std::vector<cmSourceFile const*>::const_iterator si =
+        certificates.begin(); si != certificates.end(); ++si)
+      {
+      pfxFile = this->ConvertPath((*si)->GetFullPath(), false);
+      this->ConvertToWindowsSlash(pfxFile);
+      break;
+      }
+
+    if(!pfxFile.empty())
+      {
+      this->WriteString("<PropertyGroup>\n", 1);
+      this->WriteString("<", 2);
+      (*this->BuildFileStream) << "PackageCertificateKeyFile>"
+        << pfxFile << "</PackageCertificateKeyFile>\n";
+      this->WriteString("</PropertyGroup>\n", 1);
+      }
+    }
+}
+
 bool cmVisualStudio10TargetGenerator::
   IsResxHeader(const std::string& headerFile)
 {

Source/cmVisualStudio10TargetGenerator.h

@@ -67,6 +67,7 @@ private:
   void WriteDotNetReferences();
   void WriteEmbeddedResourceGroup();
   void WriteWinRTReferences();
+  void WriteWinRTPackageCertificateKeyFile();
   void WritePathAndIncrementalLinkOptions();
   void WriteItemDefinitionGroups();