/// <summary>
/// Creates a plugin descriptor from a file on disk
/// </summary>
/// <param name="FileName">The filename to read</param>
/// <returns>New plugin descriptor</returns>
public static ProjectDescriptor FromFile(string FileName)
{
JsonObject RawObject = JsonObject.Read(FileName);
try
{
ProjectDescriptor Descriptor = new ProjectDescriptor();
// Read the version
if (!RawObject.TryGetIntegerField("FileVersion", out Descriptor.FileVersion))
{
if (!RawObject.TryGetIntegerField("ProjectFileVersion", out Descriptor.FileVersion))
{
throw new BuildException("Project descriptor '{0}' does not contain a valid FileVersion entry", FileName);
}
}
// Check it's not newer than the latest version we can parse
if (Descriptor.FileVersion > (int)PluginDescriptorVersion.Latest)
{
throw new BuildException("Project descriptor '{0}' appears to be in a newer version ({1}) of the file format that we can load (max version: {2}).", FileName, Descriptor.FileVersion, (int)ProjectDescriptorVersion.Latest);
}
// Read simple fields
RawObject.TryGetStringField("EngineAssociation", out Descriptor.EngineAssociation);
RawObject.TryGetStringField("Category", out Descriptor.Category);
RawObject.TryGetStringField("Description", out Descriptor.Description);
// Read the modules
JsonObject[] ModulesArray;
if (RawObject.TryGetObjectArrayField("Modules", out ModulesArray))
{
Descriptor.Modules = Array.ConvertAll(ModulesArray, x => ModuleDescriptor.FromJsonObject(x));
}
// Read the plugins
JsonObject[] PluginsArray;
if (RawObject.TryGetObjectArrayField("Plugins", out PluginsArray))
{
Descriptor.Plugins = Array.ConvertAll(PluginsArray, x => PluginReferenceDescriptor.FromJsonObject(x));
}
// Read the target platforms
RawObject.TryGetStringArrayField("TargetPlatforms", out Descriptor.TargetPlatforms);
// Get the sample name hash
RawObject.TryGetUnsignedIntegerField("EpicSampleNameHash", out Descriptor.EpicSampleNameHash);
// Read the pre and post-build steps
CustomBuildSteps.TryRead(RawObject, "PreBuildSteps", out Descriptor.PreBuildSteps);
CustomBuildSteps.TryRead(RawObject, "PostBuildSteps", out Descriptor.PostBuildSteps);
return(Descriptor);
}
catch (JsonParseException ParseException)
{
throw new JsonParseException("{0} (in {1})", ParseException.Message, FileName);
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="RawObject">Raw JSON object to parse</param>
public ProjectDescriptor(JsonObject RawObject)
{
// Read the version
if (!RawObject.TryGetIntegerField("FileVersion", out FileVersion))
{
if (!RawObject.TryGetIntegerField("ProjectFileVersion", out FileVersion))
{
throw new BuildException("Project does not contain a valid FileVersion entry");
}
}
// Check it's not newer than the latest version we can parse
if (FileVersion > (int)PluginDescriptorVersion.Latest)
{
throw new BuildException("Project descriptor appears to be in a newer version ({0}) of the file format that we can load (max version: {1}).", FileVersion, (int)ProjectDescriptorVersion.Latest);
}
// Read simple fields
RawObject.TryGetStringField("EngineAssociation", out EngineAssociation);
RawObject.TryGetStringField("Category", out Category);
RawObject.TryGetStringField("Description", out Description);
RawObject.TryGetBoolField("Enterprise", out IsEnterpriseProject);
// Read the modules
JsonObject[] ModulesArray;
if (RawObject.TryGetObjectArrayField("Modules", out ModulesArray))
{
Modules = Array.ConvertAll(ModulesArray, x => ModuleDescriptor.FromJsonObject(x));
}
// Read the plugins
JsonObject[] PluginsArray;
if (RawObject.TryGetObjectArrayField("Plugins", out PluginsArray))
{
Plugins = Array.ConvertAll(PluginsArray, x => PluginReferenceDescriptor.FromJsonObject(x));
}
// Read the additional plugin directories
RawObject.TryGetStringArrayField("AdditionalPluginDirectories", out AdditionalPluginDirectories);
// Read the target platforms
RawObject.TryGetStringArrayField("TargetPlatforms", out TargetPlatforms);
// Get the sample name hash
RawObject.TryGetUnsignedIntegerField("EpicSampleNameHash", out EpicSampleNameHash);
// Read the pre and post-build steps
CustomBuildSteps.TryRead(RawObject, "PreBuildSteps", out PreBuildSteps);
CustomBuildSteps.TryRead(RawObject, "PostBuildSteps", out PostBuildSteps);
}
/// <summary>
/// Reads a list of build steps from a Json project or plugin descriptor
/// </summary>
/// <param name="RawObject">The json descriptor object</param>
/// <param name="FieldName">Name of the field to read</param>
/// <param name="OutBuildSteps">Output variable to store the sorted dictionary that was read</param>
/// <returns>True if the field was read (and OutBuildSteps is set), false otherwise.</returns>
public static bool TryRead(JsonObject RawObject, string FieldName, out CustomBuildSteps OutBuildSteps)
{
JsonObject BuildStepsObject;
if(RawObject.TryGetObjectField(FieldName, out BuildStepsObject))
{
OutBuildSteps = new CustomBuildSteps(BuildStepsObject);
return true;
}
else
{
OutBuildSteps = null;
return false;
}
}
/// <summary>
/// Reads a list of build steps from a Json project or plugin descriptor
/// </summary>
/// <param name="RawObject">The json descriptor object</param>
/// <param name="FieldName">Name of the field to read</param>
/// <param name="OutBuildSteps">Output variable to store the sorted dictionary that was read</param>
/// <returns>True if the field was read (and OutBuildSteps is set), false otherwise.</returns>
public static bool TryRead(JsonObject RawObject, string FieldName, out CustomBuildSteps OutBuildSteps)
{
JsonObject BuildStepsObject;
if (RawObject.TryGetObjectField(FieldName, out BuildStepsObject))
{
OutBuildSteps = new CustomBuildSteps(BuildStepsObject);
return(true);
}
else
{
OutBuildSteps = null;
return(false);
}
}
/// <summary>
/// Reads a plugin descriptor from a json object
/// </summary>
/// <param name="RawObject">The object to read from</param>
/// <returns>New plugin descriptor</returns>
public PluginDescriptor(JsonObject RawObject)
{
// Read the version
if (!RawObject.TryGetIntegerField("FileVersion", out FileVersion))
{
if (!RawObject.TryGetIntegerField("PluginFileVersion", out FileVersion))
{
throw new BuildException("Plugin descriptor does not contain a valid FileVersion entry");
}
}
// Check it's not newer than the latest version we can parse
if (FileVersion > (int)PluginDescriptorVersion.Latest)
{
throw new BuildException("Plugin descriptor appears to be in a newer version ({0}) of the file format that we can load (max version: {1}).", FileVersion, (int)PluginDescriptorVersion.Latest);
}
// Read the other fields
RawObject.TryGetIntegerField("Version", out Version);
RawObject.TryGetStringField("VersionName", out VersionName);
RawObject.TryGetStringField("FriendlyName", out FriendlyName);
RawObject.TryGetStringField("Description", out Description);
if (!RawObject.TryGetStringField("Category", out Category))
{
// Category used to be called CategoryPath in .uplugin files
RawObject.TryGetStringField("CategoryPath", out Category);
}
// Due to a difference in command line parsing between Windows and Mac, we shipped a few Mac samples containing
// a category name with escaped quotes. Remove them here to make sure we can list them in the right category.
if (Category != null && Category.Length >= 2 && Category.StartsWith("\"") && Category.EndsWith("\""))
{
Category = Category.Substring(1, Category.Length - 2);
}
RawObject.TryGetStringField("CreatedBy", out CreatedBy);
RawObject.TryGetStringField("CreatedByURL", out CreatedByURL);
RawObject.TryGetStringField("DocsURL", out DocsURL);
RawObject.TryGetStringField("MarketplaceURL", out MarketplaceURL);
RawObject.TryGetStringField("SupportURL", out SupportURL);
RawObject.TryGetStringField("EngineVersion", out EngineVersion);
RawObject.TryGetEnumArrayField <UnrealTargetPlatform>("SupportedTargetPlatforms", out SupportedTargetPlatforms);
RawObject.TryGetStringArrayField("SupportedPrograms", out SupportedPrograms);
JsonObject[] ModulesArray;
if (RawObject.TryGetObjectArrayField("Modules", out ModulesArray))
{
Modules = Array.ConvertAll(ModulesArray, x => ModuleDescriptor.FromJsonObject(x));
}
JsonObject[] LocalizationTargetsArray;
if (RawObject.TryGetObjectArrayField("LocalizationTargets", out LocalizationTargetsArray))
{
LocalizationTargets = Array.ConvertAll(LocalizationTargetsArray, x => LocalizationTargetDescriptor.FromJsonObject(x));
}
bool bEnabledByDefaultValue;
if (RawObject.TryGetBoolField("EnabledByDefault", out bEnabledByDefaultValue))
{
bEnabledByDefault = bEnabledByDefaultValue;
}
RawObject.TryGetBoolField("CanContainContent", out bCanContainContent);
RawObject.TryGetBoolField("IsBetaVersion", out bIsBetaVersion);
RawObject.TryGetBoolField("Installed", out bInstalled);
bool bCanBeUsedWithUnrealHeaderTool;
if (RawObject.TryGetBoolField("CanBeUsedWithUnrealHeaderTool", out bCanBeUsedWithUnrealHeaderTool) && bCanBeUsedWithUnrealHeaderTool)
{
Array.Resize(ref SupportedPrograms, (SupportedPrograms == null)? 1 : SupportedPrograms.Length + 1);
SupportedPrograms[SupportedPrograms.Length - 1] = "UnrealHeaderTool";
}
RawObject.TryGetBoolField("RequiresBuildPlatform", out bRequiresBuildPlatform);
CustomBuildSteps.TryRead(RawObject, "PreBuildSteps", out PreBuildSteps);
CustomBuildSteps.TryRead(RawObject, "PostBuildSteps", out PostBuildSteps);
JsonObject[] PluginsArray;
if (RawObject.TryGetObjectArrayField("Plugins", out PluginsArray))
{
Plugins = Array.ConvertAll(PluginsArray, x => PluginReferenceDescriptor.FromJsonObject(x));
}
}
/// <summary>
/// Creates a plugin descriptor from a file on disk
/// </summary>
/// <param name="FileName">The filename to read</param>
/// <param name="bPluginTypeEnabledByDefault">Whether this plugin should be enabled by default based on its location</param>
/// <returns>New plugin descriptor</returns>
public static PluginDescriptor FromFile(FileReference FileName, bool bPluginTypeEnabledByDefault)
{
JsonObject RawObject = JsonObject.Read(FileName.FullName);
try
{
PluginDescriptor Descriptor = new PluginDescriptor();
// Read the version
if (!RawObject.TryGetIntegerField("FileVersion", out Descriptor.FileVersion))
{
if (!RawObject.TryGetIntegerField("PluginFileVersion", out Descriptor.FileVersion))
{
throw new BuildException("Plugin descriptor file '{0}' does not contain a valid FileVersion entry", FileName);
}
}
// Check it's not newer than the latest version we can parse
if (Descriptor.FileVersion > (int)PluginDescriptorVersion.Latest)
{
throw new BuildException("Plugin descriptor file '{0}' appears to be in a newer version ({1}) of the file format that we can load (max version: {2}).", FileName, Descriptor.FileVersion, (int)PluginDescriptorVersion.Latest);
}
// Read the other fields
RawObject.TryGetIntegerField("Version", out Descriptor.Version);
RawObject.TryGetStringField("VersionName", out Descriptor.VersionName);
RawObject.TryGetStringField("FriendlyName", out Descriptor.FriendlyName);
RawObject.TryGetStringField("Description", out Descriptor.Description);
if (!RawObject.TryGetStringField("Category", out Descriptor.Category))
{
// Category used to be called CategoryPath in .uplugin files
RawObject.TryGetStringField("CategoryPath", out Descriptor.Category);
}
// Due to a difference in command line parsing between Windows and Mac, we shipped a few Mac samples containing
// a category name with escaped quotes. Remove them here to make sure we can list them in the right category.
if (Descriptor.Category != null && Descriptor.Category.Length >= 2 && Descriptor.Category.StartsWith("\"") && Descriptor.Category.EndsWith("\""))
{
Descriptor.Category = Descriptor.Category.Substring(1, Descriptor.Category.Length - 2);
}
RawObject.TryGetStringField("CreatedBy", out Descriptor.CreatedBy);
RawObject.TryGetStringField("CreatedByURL", out Descriptor.CreatedByURL);
RawObject.TryGetStringField("DocsURL", out Descriptor.DocsURL);
RawObject.TryGetStringField("MarketplaceURL", out Descriptor.MarketplaceURL);
RawObject.TryGetStringField("SupportURL", out Descriptor.SupportURL);
RawObject.TryGetIntegerField("CompatibleChangelist", out Descriptor.CompatibleChangelist);
JsonObject[] ModulesArray;
if (RawObject.TryGetObjectArrayField("Modules", out ModulesArray))
{
Descriptor.Modules = Array.ConvertAll(ModulesArray, x => ModuleDescriptor.FromJsonObject(x));
}
JsonObject[] LocalizationTargetsArray;
if (RawObject.TryGetObjectArrayField("LocalizationTargets", out LocalizationTargetsArray))
{
Descriptor.LocalizationTargets = Array.ConvertAll(LocalizationTargetsArray, x => LocalizationTargetDescriptor.FromJsonObject(x));
}
if (!RawObject.TryGetBoolField("EnabledByDefault", out Descriptor.bEnabledByDefault))
{
Descriptor.bEnabledByDefault = bPluginTypeEnabledByDefault;
}
RawObject.TryGetBoolField("CanContainContent", out Descriptor.bCanContainContent);
RawObject.TryGetBoolField("IsBetaVersion", out Descriptor.bIsBetaVersion);
RawObject.TryGetBoolField("IsMod", out Descriptor.bIsMod);
RawObject.TryGetBoolField("Installed", out Descriptor.bInstalled);
RawObject.TryGetBoolField("CanBeUsedWithUnrealHeaderTool", out Descriptor.bCanBeUsedWithUnrealHeaderTool);
RawObject.TryGetBoolField("RequiresBuildPlatform", out Descriptor.bRequiresBuildPlatform);
CustomBuildSteps.TryRead(RawObject, "PreBuildSteps", out Descriptor.PreBuildSteps);
CustomBuildSteps.TryRead(RawObject, "PostBuildSteps", out Descriptor.PostBuildSteps);
return(Descriptor);
}
catch (JsonParseException ParseException)
{
throw new JsonParseException("{0} (in {1})", ParseException.Message, FileName);
}
}
/// <summary>
/// Creates a plugin descriptor from a file on disk
/// </summary>
/// <param name="FileName">The filename to read</param>
/// <returns>New plugin descriptor</returns>
public static ProjectDescriptor FromFile(string FileName)
{
JsonObject RawObject = JsonObject.Read(FileName);
try
{
ProjectDescriptor Descriptor = new ProjectDescriptor();
// Read the version
if (!RawObject.TryGetIntegerField("FileVersion", out Descriptor.FileVersion))
{
if (!RawObject.TryGetIntegerField("ProjectFileVersion", out Descriptor.FileVersion))
{
throw new BuildException("Project descriptor '{0}' does not contain a valid FileVersion entry", FileName);
}
}
// Check it's not newer than the latest version we can parse
if (Descriptor.FileVersion > (int)PluginDescriptorVersion.Latest)
{
throw new BuildException("Project descriptor '{0}' appears to be in a newer version ({1}) of the file format that we can load (max version: {2}).", FileName, Descriptor.FileVersion, (int)ProjectDescriptorVersion.Latest);
}
// Read simple fields
RawObject.TryGetStringField("EngineAssociation", out Descriptor.EngineAssociation);
RawObject.TryGetStringField("Category", out Descriptor.Category);
RawObject.TryGetStringField("Description", out Descriptor.Description);
// Read the modules
JsonObject[] ModulesArray;
if (RawObject.TryGetObjectArrayField("Modules", out ModulesArray))
{
Descriptor.Modules = Array.ConvertAll(ModulesArray, x => ModuleDescriptor.FromJsonObject(x));
}
// Read the plugins
JsonObject[] PluginsArray;
if (RawObject.TryGetObjectArrayField("Plugins", out PluginsArray))
{
Descriptor.Plugins = Array.ConvertAll(PluginsArray, x => PluginReferenceDescriptor.FromJsonObject(x));
}
string[] Dirs;
Descriptor.AdditionalPluginDirectories = new List <DirectoryReference>();
// Read the additional plugin directories
if (RawObject.TryGetStringArrayField("AdditionalPluginDirectories", out Dirs))
{
for (int Index = 0; Index < Dirs.Length; Index++)
{
if (Path.IsPathRooted(Dirs[Index]))
{
// Absolute path so create in place
Descriptor.AdditionalPluginDirectories.Add(new DirectoryReference(Dirs[Index]));
Log.TraceVerbose("Project ({0}) : Added additional absolute plugin directory ({1})", FileName, Dirs[Index]);
}
else
{
// This path is relative to the project path so build that out
string RelativePath = Path.Combine(Path.GetDirectoryName(FileName), Dirs[Index]);
Descriptor.AdditionalPluginDirectories.Add(new DirectoryReference(RelativePath));
Log.TraceVerbose("Project ({0}) : Added additional relative plugin directory ({1})", FileName, Dirs[Index]);
}
}
}
// Read the target platforms
RawObject.TryGetStringArrayField("TargetPlatforms", out Descriptor.TargetPlatforms);
// Get the sample name hash
RawObject.TryGetUnsignedIntegerField("EpicSampleNameHash", out Descriptor.EpicSampleNameHash);
// Read the pre and post-build steps
CustomBuildSteps.TryRead(RawObject, "PreBuildSteps", out Descriptor.PreBuildSteps);
CustomBuildSteps.TryRead(RawObject, "PostBuildSteps", out Descriptor.PostBuildSteps);
return(Descriptor);
}
catch (JsonParseException ParseException)
{
throw new JsonParseException("{0} (in {1})", ParseException.Message, FileName);
}
}
