/// <summary>
/// Writes information about the targets in an assembly to a file
/// </summary>
/// <param name="ProjectFile">The project file for the targets being built</param>
/// <param name="Assembly">The rules assembly for this target</param>
/// <param name="OutputFile">Output file to write to</param>
/// <param name="Arguments"></param>
public static void WriteTargetInfo(FileReference ProjectFile, RulesAssembly Assembly, FileReference OutputFile, CommandLineArguments Arguments)
{
// Construct all the targets in this assembly
List <string> TargetNames = new List <string>();
Assembly.GetAllTargetNames(TargetNames, false);
// Write the output file
DirectoryReference.CreateDirectory(OutputFile.Directory);
using (JsonWriter Writer = new JsonWriter(OutputFile))
{
Writer.WriteObjectStart();
Writer.WriteArrayStart("Targets");
foreach (string TargetName in TargetNames)
{
// skip target rules that are platform extension or platform group specializations
string[] TargetPathSplit = TargetName.Split(new char[] { '_' }, StringSplitOptions.RemoveEmptyEntries);
if (TargetPathSplit.Length > 1 && (UnrealTargetPlatform.IsValidName(TargetPathSplit.Last()) || UnrealPlatformGroup.IsValidName(TargetPathSplit.Last())))
{
continue;
}
// Construct the rules object
TargetRules TargetRules;
try
{
string Architecture = UEBuildPlatform.GetBuildPlatform(BuildHostPlatform.Current.Platform).GetDefaultArchitecture(ProjectFile);
TargetRules = Assembly.CreateTargetRules(TargetName, BuildHostPlatform.Current.Platform, UnrealTargetConfiguration.Development, Architecture, ProjectFile, Arguments);
}
catch (Exception Ex)
{
Log.TraceWarning("Unable to construct target rules for {0}", TargetName);
Log.TraceVerbose(ExceptionUtils.FormatException(Ex));
continue;
}
// Write the target info
Writer.WriteObjectStart();
Writer.WriteValue("Name", TargetName);
Writer.WriteValue("Path", Assembly.GetTargetFileName(TargetName).ToString());
Writer.WriteValue("Type", TargetRules.Type.ToString());
Writer.WriteObjectEnd();
}
Writer.WriteArrayEnd();
Writer.WriteObjectEnd();
}
}
private static void ParsePlatformConfiguration(string PlatformConfiguration)
{
// Trim whitespace at the beginning.
PlatformConfiguration = PlatformConfiguration.Trim();
// Remove brackets.
PlatformConfiguration = PlatformConfiguration.TrimStart('(');
PlatformConfiguration = PlatformConfiguration.TrimEnd(')');
bool bCanCreateEntry = true;
string ConfigurationName;
UnrealTargetConfiguration Configuration = UnrealTargetConfiguration.Unknown;
if (ParseSubValue(PlatformConfiguration, "Configuration=", out ConfigurationName))
{
Enum.TryParse(ConfigurationName, out Configuration);
}
if (Configuration == UnrealTargetConfiguration.Unknown)
{
Log.TraceWarning("Unable to read configuration from {0}", PlatformConfiguration);
bCanCreateEntry = false;
}
string PlatformName;
if (ParseSubValue(PlatformConfiguration, "PlatformName=", out PlatformName))
{
if (!UnrealTargetPlatform.IsValidName(PlatformName))
{
Log.TraceWarning("Unable to read platform from {0}", PlatformConfiguration);
bCanCreateEntry = false;
}
}
string PlatformTypeName;
TargetType PlatformType = TargetType.Game;
if (ParseSubValue(PlatformConfiguration, "PlatformType=", out PlatformTypeName))
{
if (!Enum.TryParse(PlatformTypeName, out PlatformType))
{
Log.TraceWarning("Unable to read Platform Type from {0}, defaulting to Game", PlatformConfiguration);
PlatformType = TargetType.Game;
}
}
if (PlatformType == TargetType.Program)
{
Log.TraceWarning("Program is not a valid PlatformType for an Installed Platform, defaulting to Game");
PlatformType = TargetType.Game;
}
string Architecture;
ParseSubValue(PlatformConfiguration, "Architecture=", out Architecture);
string RequiredFile;
if (ParseSubValue(PlatformConfiguration, "RequiredFile=", out RequiredFile))
{
RequiredFile = FileReference.Combine(UnrealBuildTool.RootDirectory, RequiredFile).ToString();
}
string ProjectTypeName;
EProjectType ProjectType = EProjectType.Any;
if (ParseSubValue(PlatformConfiguration, "ProjectType=", out ProjectTypeName))
{
Enum.TryParse(ProjectTypeName, out ProjectType);
}
if (ProjectType == EProjectType.Unknown)
{
Log.TraceWarning("Unable to read project type from {0}", PlatformConfiguration);
bCanCreateEntry = false;
}
string CanBeDisplayedString;
bool bCanBeDisplayed = false;
if (ParseSubValue(PlatformConfiguration, "bCanBeDisplayed=", out CanBeDisplayedString))
{
bCanBeDisplayed = Convert.ToBoolean(CanBeDisplayedString);
}
if (bCanCreateEntry)
{
InstalledPlatformConfigurations.Add(new InstalledPlatformConfiguration(Configuration, UnrealTargetPlatform.Parse(PlatformName), PlatformType, Architecture, RequiredFile, ProjectType, bCanBeDisplayed));
}
}
