From 3097c2da963fe355c81816a74824170b6dce697c Mon Sep 17 00:00:00 2001
From: Fabio Alessandrelli <fabio.alessandrelli@gmail.com>
Date: Mon, 16 Mar 2020 17:02:14 +0100
Subject: Add WebSocket debugger, use it for Javascript.

---
 platform/javascript/export/export.cpp | 16 ++++++++++++----
 platform/javascript/os_javascript.cpp | 11 +++++++++++
 2 files changed, 23 insertions(+), 4 deletions(-)

(limited to 'platform')

diff --git a/platform/javascript/export/export.cpp b/platform/javascript/export/export.cpp
index 36076a2af9..fbc298a399 100644
--- a/platform/javascript/export/export.cpp
+++ b/platform/javascript/export/export.cpp
@@ -28,6 +28,7 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
+#include "core/io/json.h"
 #include "core/io/tcp_server.h"
 #include "core/io/zip_io.h"
 #include "editor/editor_export.h"
@@ -198,7 +199,7 @@ class EditorExportPlatformJavaScript : public EditorExportPlatform {
 	Ref<ImageTexture> stop_icon;
 	int menu_options;
 
-	void _fix_html(Vector<uint8_t> &p_html, const Ref<EditorExportPreset> &p_preset, const String &p_name, bool p_debug);
+	void _fix_html(Vector<uint8_t> &p_html, const Ref<EditorExportPreset> &p_preset, const String &p_name, bool p_debug, int p_flags);
 
 private:
 	Ref<EditorHTTPServer> server;
@@ -238,15 +239,21 @@ public:
 	virtual void resolve_platform_feature_priorities(const Ref<EditorExportPreset> &p_preset, Set<String> &p_features) {
 	}
 
+	String get_debug_protocol() const { return "ws://"; }
+
 	EditorExportPlatformJavaScript();
 	~EditorExportPlatformJavaScript();
 };
 
-void EditorExportPlatformJavaScript::_fix_html(Vector<uint8_t> &p_html, const Ref<EditorExportPreset> &p_preset, const String &p_name, bool p_debug) {
+void EditorExportPlatformJavaScript::_fix_html(Vector<uint8_t> &p_html, const Ref<EditorExportPreset> &p_preset, const String &p_name, bool p_debug, int p_flags) {
 
 	String str_template = String::utf8(reinterpret_cast<const char *>(p_html.ptr()), p_html.size());
 	String str_export;
 	Vector<String> lines = str_template.split("\n");
+	Vector<String> flags;
+	String flags_json;
+	gen_export_flags(flags, p_flags);
+	flags_json = JSON::print(flags);
 
 	for (int i = 0; i < lines.size(); i++) {
 
@@ -255,6 +262,7 @@ void EditorExportPlatformJavaScript::_fix_html(Vector<uint8_t> &p_html, const Re
 		current_line = current_line.replace("$GODOT_PROJECT_NAME", ProjectSettings::get_singleton()->get_setting("application/config/name"));
 		current_line = current_line.replace("$GODOT_HEAD_INCLUDE", p_preset->get("html/head_include"));
 		current_line = current_line.replace("$GODOT_DEBUG_ENABLED", p_debug ? "true" : "false");
+		current_line = current_line.replace("$GODOT_ARGS", flags_json);
 		str_export += current_line + "\n";
 	}
 
@@ -430,7 +438,7 @@ Error EditorExportPlatformJavaScript::export_project(const Ref<EditorExportPrese
 			if (!custom_html.empty()) {
 				continue;
 			}
-			_fix_html(data, p_preset, p_path.get_file().get_basename(), p_debug);
+			_fix_html(data, p_preset, p_path.get_file().get_basename(), p_debug, p_flags);
 			file = p_path.get_file();
 
 		} else if (file == "godot.js") {
@@ -469,7 +477,7 @@ Error EditorExportPlatformJavaScript::export_project(const Ref<EditorExportPrese
 		buf.resize(f->get_len());
 		f->get_buffer(buf.ptrw(), buf.size());
 		memdelete(f);
-		_fix_html(buf, p_preset, p_path.get_file().get_basename(), p_debug);
+		_fix_html(buf, p_preset, p_path.get_file().get_basename(), p_debug, p_flags);
 
 		f = FileAccess::open(p_path, FileAccess::WRITE);
 		if (!f) {
diff --git a/platform/javascript/os_javascript.cpp b/platform/javascript/os_javascript.cpp
index 205644ce51..1ec23973d6 100644
--- a/platform/javascript/os_javascript.cpp
+++ b/platform/javascript/os_javascript.cpp
@@ -30,13 +30,19 @@
 
 #include "os_javascript.h"
 
+#include "core/debugger/engine_debugger.h"
 #include "core/io/file_access_buffered_fa.h"
 #include "core/io/json.h"
 #include "drivers/unix/dir_access_unix.h"
 #include "drivers/unix/file_access_unix.h"
 #include "main/main.h"
+#include "modules/modules_enabled.gen.h"
 #include "platform/javascript/display_server_javascript.h"
 
+#ifdef MODULE_WEBSOCKET_ENABLED
+#include "modules/websocket/remote_debugger_peer_websocket.h"
+#endif
+
 #include <emscripten.h>
 #include <stdlib.h>
 
@@ -68,6 +74,11 @@ void OS_JavaScript::initialize() {
 	FileAccess::make_default<FileAccessBufferedFA<FileAccessUnix>>(FileAccess::ACCESS_RESOURCES);
 	DisplayServerJavaScript::register_javascript_driver();
 
+#ifdef MODULE_WEBSOCKET_ENABLED
+	EngineDebugger::register_uri_handler("ws://", RemoteDebuggerPeerWebSocket::create);
+	EngineDebugger::register_uri_handler("wss://", RemoteDebuggerPeerWebSocket::create);
+#endif
+
 	char locale_ptr[16];
 	/* clang-format off */
 	EM_ASM({
-- 
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