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-rw-r--r--platform/javascript/export/export.cpp228
1 files changed, 220 insertions, 8 deletions
diff --git a/platform/javascript/export/export.cpp b/platform/javascript/export/export.cpp
index e49b1a7bb9..f3e8d6911a 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/tcp_server.h"
#include "core/io/zip_io.h"
#include "editor/editor_export.h"
#include "editor/editor_node.h"
@@ -38,16 +39,153 @@
#define EXPORT_TEMPLATE_WEBASSEMBLY_RELEASE "webassembly_release.zip"
#define EXPORT_TEMPLATE_WEBASSEMBLY_DEBUG "webassembly_debug.zip"
+class EditorHTTPServer : public Reference {
+
+private:
+ Ref<TCP_Server> server;
+ Ref<StreamPeerTCP> connection;
+ uint64_t time;
+ uint8_t req_buf[4096];
+ int req_pos;
+
+ void _clear_client() {
+ connection = Ref<StreamPeerTCP>();
+ memset(req_buf, 0, sizeof(req_buf));
+ time = 0;
+ req_pos = 0;
+ }
+
+public:
+ EditorHTTPServer() {
+ server.instance();
+ stop();
+ }
+
+ void stop() {
+ server->stop();
+ _clear_client();
+ }
+
+ Error listen(int p_port, IP_Address p_address) {
+ return server->listen(p_port, p_address);
+ }
+
+ bool is_listening() const {
+ return server->is_listening();
+ }
+
+ void _send_response() {
+ Vector<String> psa = String((char *)req_buf).split("\r\n");
+ int len = psa.size();
+ ERR_FAIL_COND_MSG(len < 4, "Not enough response headers, got: " + itos(len) + ", expected >= 4.");
+
+ Vector<String> req = psa[0].split(" ", false);
+ ERR_FAIL_COND_MSG(req.size() < 2, "Invalid protocol or status code.");
+
+ // Wrong protocol
+ ERR_FAIL_COND_MSG(req[0] != "GET" || req[2] != "HTTP/1.1", "Invalid method or HTTP version.");
+
+ String filepath = EditorSettings::get_singleton()->get_cache_dir().plus_file("tmp_js_export");
+ String basereq = "/tmp_js_export";
+ if (req[1] == basereq + ".html") {
+ filepath += ".html";
+ } else if (req[1] == basereq + ".js") {
+ filepath += ".js";
+ } else if (req[1] == basereq + ".pck") {
+ filepath += ".pck";
+ } else if (req[1] == basereq + ".png") {
+ filepath += ".png";
+ } else if (req[1] == basereq + ".wasm") {
+ filepath += ".wasm";
+ } else {
+ String s = "HTTP/1.1 404 Not Found\r\n";
+ s += "Connection: Close\r\n";
+ s += "\r\n";
+ CharString cs = s.utf8();
+ connection->put_data((const uint8_t *)cs.get_data(), cs.size() - 1);
+ return;
+ }
+ FileAccess *f = FileAccess::open(filepath, FileAccess::READ);
+ ERR_FAIL_COND(!f);
+ String s = "HTTP/1.1 200 OK\r\n";
+ s += "Connection: Close\r\n";
+ s += "\r\n";
+ CharString cs = s.utf8();
+ Error err = connection->put_data((const uint8_t *)cs.get_data(), cs.size() - 1);
+ ERR_FAIL_COND(err != OK);
+
+ while (true) {
+ uint8_t bytes[4096];
+ int read = f->get_buffer(bytes, 4096);
+ if (read < 1) {
+ break;
+ }
+ err = connection->put_data(bytes, read);
+ ERR_FAIL_COND(err != OK);
+ }
+ }
+
+ void poll() {
+ if (!server->is_listening())
+ return;
+ if (connection.is_null()) {
+ if (!server->is_connection_available())
+ return;
+ connection = server->take_connection();
+ time = OS::get_singleton()->get_ticks_usec();
+ }
+ if (OS::get_singleton()->get_ticks_usec() - time > 1000000) {
+ _clear_client();
+ return;
+ }
+ if (connection->get_status() != StreamPeerTCP::STATUS_CONNECTED)
+ return;
+
+ while (true) {
+
+ char *r = (char *)req_buf;
+ int l = req_pos - 1;
+ if (l > 3 && r[l] == '\n' && r[l - 1] == '\r' && r[l - 2] == '\n' && r[l - 3] == '\r') {
+ _send_response();
+ _clear_client();
+ return;
+ }
+
+ int read = 0;
+ ERR_FAIL_COND(req_pos >= 4096);
+ Error err = connection->get_partial_data(&req_buf[req_pos], 1, read);
+ if (err != OK) {
+ // Got an error
+ _clear_client();
+ return;
+ } else if (read != 1) {
+ // Busy, wait next poll
+ return;
+ }
+ req_pos += read;
+ }
+ }
+};
+
class EditorExportPlatformJavaScript : public EditorExportPlatform {
GDCLASS(EditorExportPlatformJavaScript, EditorExportPlatform);
Ref<ImageTexture> logo;
Ref<ImageTexture> run_icon;
- bool runnable_when_last_polled;
+ 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);
+private:
+ Ref<EditorHTTPServer> server;
+ bool server_quit;
+ Mutex *server_lock;
+ Thread *server_thread;
+
+ static void _server_thread_poll(void *data);
+
public:
virtual void get_preset_features(const Ref<EditorExportPreset> &p_preset, List<String> *r_features);
@@ -63,8 +201,9 @@ public:
virtual bool poll_export();
virtual int get_options_count() const;
- virtual String get_options_name(int p_index) const { return p_index ? TTR("Stop HTTP Server") : TTR("Run in Browser"); }
+ virtual String get_option_label(int p_index) const { return p_index ? TTR("Stop HTTP Server") : TTR("Run in Browser"); }
virtual String get_option_tooltip(int p_index) const { return p_index ? TTR("Stop HTTP Server") : TTR("Run exported HTML in the system's default browser."); }
+ virtual Ref<ImageTexture> get_option_icon(int p_index) const;
virtual Error run(const Ref<EditorExportPreset> &p_preset, int p_option, int p_debug_flags);
virtual Ref<Texture> get_run_icon() const;
@@ -78,6 +217,7 @@ public:
}
EditorExportPlatformJavaScript();
+ ~EditorExportPlatformJavaScript();
};
void EditorExportPlatformJavaScript::_fix_html(Vector<uint8_t> &p_html, const Ref<EditorExportPreset> &p_preset, const String &p_name, bool p_debug) {
@@ -350,18 +490,38 @@ bool EditorExportPlatformJavaScript::poll_export() {
}
}
- bool prev = runnable_when_last_polled;
- runnable_when_last_polled = preset.is_valid();
- return runnable_when_last_polled != prev;
+ int prev = menu_options;
+ menu_options = preset.is_valid();
+ if (server->is_listening()) {
+ if (menu_options == 0) {
+ server_lock->lock();
+ server->stop();
+ server_lock->unlock();
+ } else {
+ menu_options += 1;
+ }
+ }
+ return menu_options != prev;
+}
+
+Ref<ImageTexture> EditorExportPlatformJavaScript::get_option_icon(int p_index) const {
+ return p_index == 1 ? stop_icon : EditorExportPlatform::get_option_icon(p_index);
}
int EditorExportPlatformJavaScript::get_options_count() const {
- return runnable_when_last_polled;
+ return menu_options;
}
Error EditorExportPlatformJavaScript::run(const Ref<EditorExportPreset> &p_preset, int p_option, int p_debug_flags) {
+ if (p_option == 1) {
+ server_lock->lock();
+ server->stop();
+ server_lock->unlock();
+ return OK;
+ }
+
String basepath = EditorSettings::get_singleton()->get_cache_dir().plus_file("tmp_js_export");
String path = basepath + ".html";
Error err = export_project(p_preset, true, path, p_debug_flags);
@@ -374,7 +534,26 @@ Error EditorExportPlatformJavaScript::run(const Ref<EditorExportPreset> &p_prese
DirAccess::remove_file_or_error(basepath + ".wasm");
return err;
}
- OS::get_singleton()->shell_open(String("file://") + path);
+
+ IP_Address bind_ip;
+ uint16_t bind_port = EDITOR_GET("export/web/http_port");
+ // Resolve host if needed.
+ String bind_host = EDITOR_GET("export/web/http_host");
+ if (bind_host.is_valid_ip_address()) {
+ bind_ip = bind_host;
+ } else {
+ bind_ip = IP::get_singleton()->resolve_hostname(bind_host);
+ }
+ ERR_FAIL_COND_V_MSG(!bind_ip.is_valid(), ERR_INVALID_PARAMETER, "Invalid editor setting 'export/web/http_host': '" + bind_host + "'. Try using '127.0.0.1'.");
+
+ // Restart server.
+ server_lock->lock();
+ server->stop();
+ err = server->listen(bind_port, bind_ip);
+ server_lock->unlock();
+ ERR_FAIL_COND_V_MSG(err != OK, err, "Unable to start HTTP server.");
+
+ OS::get_singleton()->shell_open(String("http://" + bind_host + ":" + itos(bind_port) + "/tmp_js_export.html"));
// FIXME: Find out how to clean up export files after running the successfully
// exported game. Might not be trivial.
return OK;
@@ -385,8 +564,23 @@ Ref<Texture> EditorExportPlatformJavaScript::get_run_icon() const {
return run_icon;
}
+void EditorExportPlatformJavaScript::_server_thread_poll(void *data) {
+ EditorExportPlatformJavaScript *ej = (EditorExportPlatformJavaScript *)data;
+ while (!ej->server_quit) {
+ OS::get_singleton()->delay_usec(1000);
+ ej->server_lock->lock();
+ ej->server->poll();
+ ej->server_lock->unlock();
+ }
+}
+
EditorExportPlatformJavaScript::EditorExportPlatformJavaScript() {
+ server.instance();
+ server_quit = false;
+ server_lock = Mutex::create();
+ server_thread = Thread::create(_server_thread_poll, this);
+
Ref<Image> img = memnew(Image(_javascript_logo));
logo.instance();
logo->create_from_image(img);
@@ -395,11 +589,29 @@ EditorExportPlatformJavaScript::EditorExportPlatformJavaScript() {
run_icon.instance();
run_icon->create_from_image(img);
- runnable_when_last_polled = false;
+ Ref<Theme> theme = EditorNode::get_singleton()->get_editor_theme();
+ if (theme.is_valid())
+ stop_icon = theme->get_icon("Stop", "EditorIcons");
+ else
+ stop_icon.instance();
+
+ menu_options = 0;
+}
+
+EditorExportPlatformJavaScript::~EditorExportPlatformJavaScript() {
+ server->stop();
+ server_quit = true;
+ Thread::wait_to_finish(server_thread);
+ memdelete(server_lock);
+ memdelete(server_thread);
}
void register_javascript_exporter() {
+ EDITOR_DEF("export/web/http_host", "localhost");
+ EDITOR_DEF("export/web/http_port", 8060);
+ EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::INT, "export/web/http_port", PROPERTY_HINT_RANGE, "1,65535,1"));
+
Ref<EditorExportPlatformJavaScript> platform;
platform.instance();
EditorExport::get_singleton()->add_export_platform(platform);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-14 11:53:52 +0000