Add C++ UE4 client generator (#6399)

* Added new language: UE4 C++ client * rename generator * add copyright * update doc * fix with Locale.ROOT * add new file * minor improvements * remove postProcessModels Co-authored-by: Samuel Kahn <samuel@kahncode.com>
2020-05-25 18:33:48 +08:00
parent 6be3bc0f8a
commit c000eaef73
54 changed files with 6607 additions and 1 deletions
--- a/samples/client/petstore/cpp-ue4/Private/OpenAPIHelpers.cpp
+++ b/samples/client/petstore/cpp-ue4/Private/OpenAPIHelpers.cpp
@@ -0,0 +1,194 @@
+/**
+ * OpenAPI Petstore
+ * This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
+ *
+ * OpenAPI spec version: 1.0.0
+ * 
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator
+ * https://github.com/OpenAPITools/openapi-generator
+ * Do not edit the class manually.
+ */
+
+#include "OpenAPIHelpers.h"
+
+#include "OpenAPIModule.h"
+
+#include "Interfaces/IHttpRequest.h"
+#include "PlatformHttp.h"
+#include "Misc/FileHelper.h"
+
+namespace OpenAPI 
+{
+
+HttpFileInput::HttpFileInput(const TCHAR* InFilePath)
+{
+	SetFilePath(InFilePath);
+}
+
+HttpFileInput::HttpFileInput(const FString& InFilePath)
+{
+	SetFilePath(InFilePath);
+}
+
+void HttpFileInput::SetFilePath(const TCHAR* InFilePath)
+{
+	FilePath = InFilePath;
+	if(ContentType.IsEmpty())
+	{
+		ContentType = FPlatformHttp::GetMimeType(InFilePath);
+	}
+}
+
+void HttpFileInput::SetFilePath(const FString& InFilePath)
+{
+	SetFilePath(*InFilePath);
+}
+
+void HttpFileInput::SetContentType(const TCHAR* InContentType)
+{
+	ContentType = InContentType;
+}
+
+FString HttpFileInput::GetFilename() const
+{
+	return FPaths::GetCleanFilename(FilePath);
+}
+
+//////////////////////////////////////////////////////////////////////////
+
+const TCHAR* HttpMultipartFormData::Delimiter = TEXT("--");
+const TCHAR* HttpMultipartFormData::Newline = TEXT("\r\n");
+
+void HttpMultipartFormData::SetBoundary(const TCHAR* InBoundary)
+{
+	checkf(Boundary.IsEmpty(), TEXT("Boundary must be set before usage"));
+	Boundary = InBoundary;
+}
+
+const FString& HttpMultipartFormData::GetBoundary() const
+{
+	if (Boundary.IsEmpty())
+	{
+		// Generate a random boundary with enough entropy, should avoid occurences of the boundary in the data.
+		// Since the boundary is generated at every request, in case of failure, retries should succeed.
+		Boundary = FGuid::NewGuid().ToString(EGuidFormats::Short);
+	}
+
+	return Boundary;
+}
+
+void HttpMultipartFormData::SetupHttpRequest(const TSharedRef<IHttpRequest>& HttpRequest)
+{
+	if(HttpRequest->GetVerb() != TEXT("POST"))
+	{
+		UE_LOG(LogOpenAPI, Error, TEXT("Expected POST verb when using multipart form data"));
+	}
+
+	// Append final boundary
+	AppendString(Delimiter);
+	AppendString(*GetBoundary());
+	AppendString(Delimiter);
+
+	HttpRequest->SetHeader("Content-Type", FString::Printf(TEXT("multipart/form-data; boundary=%s"), *GetBoundary()));
+	HttpRequest->SetContent(FormData);
+}
+
+void HttpMultipartFormData::AddStringPart(const TCHAR* Name, const TCHAR* Data)
+{
+	// Add boundary
+	AppendString(Delimiter);
+	AppendString(*GetBoundary());
+	AppendString(Newline);
+
+	// Add header
+	AppendString(*FString::Printf(TEXT("Content-Disposition: form-data; name = \"%s\""), Name));
+	AppendString(Newline);
+	AppendString(*FString::Printf(TEXT("Content-Type: text/plain; charset=utf-8")));
+	AppendString(Newline);
+
+	// Add header to body splitter
+	AppendString(Newline);
+
+	// Add Data
+	AppendString(Data);
+	AppendString(Newline);
+}
+
+void HttpMultipartFormData::AddJsonPart(const TCHAR* Name, const FString& JsonString)
+{
+	// Add boundary
+	AppendString(Delimiter);
+	AppendString(*GetBoundary());
+	AppendString(Newline);
+
+	// Add header
+	AppendString(*FString::Printf(TEXT("Content-Disposition: form-data; name=\"%s\""), Name));
+	AppendString(Newline);
+	AppendString(*FString::Printf(TEXT("Content-Type: application/json; charset=utf-8")));
+	AppendString(Newline);
+
+	// Add header to body splitter
+	AppendString(Newline);
+
+	// Add Data
+	AppendString(*JsonString);
+	AppendString(Newline);
+}
+
+void HttpMultipartFormData::AddBinaryPart(const TCHAR* Name, const TArray<uint8>& ByteArray)
+{
+	// Add boundary
+	AppendString(Delimiter);
+	AppendString(*GetBoundary());
+	AppendString(Newline);
+
+	// Add header
+	AppendString(*FString::Printf(TEXT("Content-Disposition: form-data; name=\"%s\""), Name));
+	AppendString(Newline);
+	AppendString(*FString::Printf(TEXT("Content-Type: application/octet-stream")));
+	AppendString(Newline);
+
+	// Add header to body splitter
+	AppendString(Newline);
+
+	// Add Data
+	FormData.Append(ByteArray);
+	AppendString(Newline);
+}
+
+void HttpMultipartFormData::AddFilePart(const TCHAR* Name, const HttpFileInput& File)
+{
+	TArray<uint8> FileContents;
+	if (!FFileHelper::LoadFileToArray(FileContents, *File.GetFilePath()))
+	{
+		UE_LOG(LogOpenAPI, Error, TEXT("Failed to load file (%s)"), *File.GetFilePath());
+		return;
+	}
+
+	// Add boundary
+	AppendString(Delimiter);
+	AppendString(*GetBoundary());
+	AppendString(Newline);
+
+	// Add header
+	AppendString(*FString::Printf(TEXT("Content-Disposition: form-data; name=\"%s\"; filename=\"%s\""), Name, *File.GetFilename()));
+	AppendString(Newline);
+	AppendString(*FString::Printf(TEXT("Content-Type: %s"), *File.GetContentType()));
+	AppendString(Newline);
+
+	// Add header to body splitter
+	AppendString(Newline);
+
+	// Add Data
+	FormData.Append(FileContents);
+	AppendString(Newline);
+}
+
+void HttpMultipartFormData::AppendString(const TCHAR* Str)
+{
+	FTCHARToUTF8 utf8Str(Str);
+	FormData.Append((uint8*)utf8Str.Get(), utf8Str.Length());
+}
+
+}