Optimize Patcher

src/modules/patcher/patcher-utils.ts

@@ -0,0 +1,45 @@
+import type { PatchArray, PatchName, PatchPage } from "./patcher";
+
+export class PatcherUtils {
+    static indexOf(txt: string, searchString: string, startIndex: number, maxRange: number): number {
+        const index = txt.indexOf(searchString, startIndex);
+        if (index < 0 || (maxRange && index - startIndex > maxRange)) {
+            return -1;
+        }
+
+        return index;
+    }
+
+    static lastIndexOf(txt: string, searchString: string, startIndex: number, maxRange: number): number {
+        const index = txt.lastIndexOf(searchString, startIndex);
+        if (index < 0 || (maxRange && startIndex - index > maxRange)) {
+            return -1;
+        }
+
+        return index;
+    }
+
+    static insertAt(txt: string, index: number, insertString: string): string {
+        return txt.substring(0, index) + insertString + txt.substring(index);
+    }
+
+    static replaceWith(txt: string, index: number, fromString: string, toString: string): string {
+        return txt.substring(0, index) + toString + txt.substring(index + fromString.length);
+    }
+
+    static filterPatches(patches: Array<string | false>): PatchArray {
+        return patches.filter((item): item is PatchName => !!item);
+    }
+
+    static patchBeforePageLoad(str: string, page: PatchPage): string | false {
+        let text = `chunkName:()=>"${page}-page",`;
+        if (!str.includes(text)) {
+            return false;
+        }
+
+        str = str.replace('requireAsync(e){', `requireAsync(e){window.BX_EXPOSED.beforePageLoad("${page}");`);
+        str = str.replace('requireSync(e){', `requireSync(e){window.BX_EXPOSED.beforePageLoad("${page}");`);
+
+        return str;
+    }
+}

src/modules/patcher/patches/controller-shortcuts.js

@@ -0,0 +1,99 @@
+if (window.BX_EXPOSED.disableGamepadPolling) {
+    this.inputConfiguration.useIntervalWorkerThreadForInput && this.intervalWorker ? this.intervalWorker.scheduleTimer(50) : this.pollGamepadssetTimeoutTimerID = setTimeout(this.pollGamepads, 50);
+    return;
+}
+
+const currentGamepad = ${gamepadVar};
+
+// Share button on XS controller
+if (currentGamepad.buttons[17] && currentGamepad.buttons[17].pressed) {
+    window.dispatchEvent(new Event(BxEvent.CAPTURE_SCREENSHOT));
+}
+
+const btnHome = currentGamepad.buttons[16];
+if (btnHome) {
+    if (!this.bxHomeStates) {
+        this.bxHomeStates = {};
+    }
+
+    let intervalMs = 0;
+    let hijack = false;
+
+    if (btnHome.pressed) {
+        hijack = true;
+        intervalMs = 16;
+        this.gamepadIsIdle.set(currentGamepad.index, false);
+
+        if (this.bxHomeStates[currentGamepad.index]) {
+            const lastTimestamp = this.bxHomeStates[currentGamepad.index].timestamp;
+
+            if (currentGamepad.timestamp !== lastTimestamp) {
+                this.bxHomeStates[currentGamepad.index].timestamp = currentGamepad.timestamp;
+
+                const handled = window.BX_EXPOSED.handleControllerShortcut(currentGamepad);
+                if (handled) {
+                    this.bxHomeStates[currentGamepad.index].shortcutPressed += 1;
+                }
+            }
+        } else {
+            // First time pressing > save current timestamp
+            window.BX_EXPOSED.resetControllerShortcut(currentGamepad.index);
+            this.bxHomeStates[currentGamepad.index] = {
+                shortcutPressed: 0,
+                timestamp: currentGamepad.timestamp,
+            };
+        }
+    } else if (this.bxHomeStates[currentGamepad.index]) {
+        hijack = true;
+        const info = structuredClone(this.bxHomeStates[currentGamepad.index]);
+
+        // Home button released
+        this.bxHomeStates[currentGamepad.index] = null;
+
+        if (info.shortcutPressed === 0) {
+            const fakeGamepadMappings = [{
+                GamepadIndex: currentGamepad.index,
+                A: 0,
+                B: 0,
+                X: 0,
+                Y: 0,
+                LeftShoulder: 0,
+                RightShoulder: 0,
+                LeftTrigger: 0,
+                RightTrigger: 0,
+                View: 0,
+                Menu: 0,
+                LeftThumb: 0,
+                RightThumb: 0,
+                DPadUp: 0,
+                DPadDown: 0,
+                DPadLeft: 0,
+                DPadRight: 0,
+                Nexus: 1,
+                LeftThumbXAxis: 0,
+                LeftThumbYAxis: 0,
+                RightThumbXAxis: 0,
+                RightThumbYAxis: 0,
+                PhysicalPhysicality: 0,
+                VirtualPhysicality: 0,
+                Dirty: true,
+                Virtual: false,
+            }];
+
+            const isLongPress = (currentGamepad.timestamp - info.timestamp) >= 500;
+            intervalMs = isLongPress ? 500 : 100;
+
+            this.inputSink.onGamepadInput(performance.now() - intervalMs, fakeGamepadMappings);
+        } else {
+            intervalMs = window.BX_STREAM_SETTINGS.controllerPollingRate;
+        }
+    }
+
+    if (hijack && intervalMs) {
+        // Listen to next button press
+        this.inputConfiguration.useIntervalWorkerThreadForInput && this.intervalWorker ? this.intervalWorker.scheduleTimer(intervalMs) : this.pollGamepadssetTimeoutTimerID = setTimeout(this.pollGamepads, intervalMs);
+
+        // Hijack this button
+        return;
+    }
+}

src/modules/patcher/patches/expose-stream-session.js

@@ -0,0 +1,33 @@
+window.BX_EXPOSED.streamSession = this;
+
+const orgSetMicrophoneState = this.setMicrophoneState.bind(this);
+this.setMicrophoneState = state => {
+    orgSetMicrophoneState(state);
+
+    const evt = new Event(BxEvent.MICROPHONE_STATE_CHANGED);
+    evt.microphoneState = state;
+
+    window.dispatchEvent(evt);
+};
+
+window.dispatchEvent(new Event(BxEvent.STREAM_SESSION_READY));
+
+// Patch updateDimensions() to make native touch work correctly with WebGL2
+let updateDimensionsStr = this.updateDimensions.toString();
+
+if (updateDimensionsStr.startsWith('function ')) {
+    updateDimensionsStr = updateDimensionsStr.substring(9);
+}
+
+// if(r){
+const renderTargetVar = updateDimensionsStr.match(/if\((\w+)\){/)[1];
+
+updateDimensionsStr = updateDimensionsStr.replaceAll(renderTargetVar + '.scroll', 'scroll');
+
+updateDimensionsStr = updateDimensionsStr.replace(`if(${renderTargetVar}){`, `
+if (${renderTargetVar}) {
+    const scrollWidth = ${renderTargetVar}.dataset.width ? parseInt(${renderTargetVar}.dataset.width) : ${renderTargetVar}.scrollWidth;
+    const scrollHeight = ${renderTargetVar}.dataset.height ? parseInt(${renderTargetVar}.dataset.height) : ${renderTargetVar}.scrollHeight;
+`);
+
+eval(`this.updateDimensions = function ${updateDimensionsStr}`);

src/modules/patcher/patches/local-co-op-enable.js

@@ -0,0 +1,57 @@
+// Save the original onGamepadChanged() and onGamepadInput()
+this.orgOnGamepadChanged = this.onGamepadChanged;
+this.orgOnGamepadInput = this.onGamepadInput;
+
+let match;
+let onGamepadChangedStr = this.onGamepadChanged.toString();
+
+// Fix problem with Safari
+if (onGamepadChangedStr.startsWith('function ')) {
+    onGamepadChangedStr = onGamepadChangedStr.substring(9);
+}
+
+onGamepadChangedStr = onGamepadChangedStr.replaceAll('0', 'arguments[1]');
+eval(`this.patchedOnGamepadChanged = function ${onGamepadChangedStr}`);
+
+let onGamepadInputStr = this.onGamepadInput.toString();
+// Fix problem with Safari
+if (onGamepadInputStr.startsWith('function ')) {
+    onGamepadInputStr = onGamepadInputStr.substring(9);
+}
+
+match = onGamepadInputStr.match(/(\w+\.GamepadIndex)/);
+if (match) {
+    const gamepadIndexVar = match[0];
+    onGamepadInputStr = onGamepadInputStr.replace('this.gamepadStates.get(', `this.gamepadStates.get(${gamepadIndexVar},`);
+    eval(`this.patchedOnGamepadInput = function ${onGamepadInputStr}`);
+    BxLogger.info('supportLocalCoOp', '✅ Successfully patched local co-op support');
+} else {
+    BxLogger.error('supportLocalCoOp', '❌ Unable to patch local co-op support');
+}
+
+// Add method to switch between patched and original methods
+this.toggleLocalCoOp = enable => {
+    BxLogger.info('toggleLocalCoOp', enable ? 'Enabled' : 'Disabled');
+
+    this.onGamepadChanged = enable ? this.patchedOnGamepadChanged : this.orgOnGamepadChanged;
+    this.onGamepadInput = enable ? this.patchedOnGamepadInput : this.orgOnGamepadInput;
+
+    // Reconnect all gamepads
+    const gamepads = window.navigator.getGamepads();
+    for (const gamepad of gamepads) {
+        if (!gamepad?.connected) {
+            continue;
+        }
+
+        // Ignore virtual controller
+        if (gamepad.id.includes('Better xCloud')) {
+            continue;
+        }
+
+        window.dispatchEvent(new GamepadEvent('gamepaddisconnected', { gamepad }));
+        window.dispatchEvent(new GamepadEvent('gamepadconnected', { gamepad }));
+    }
+};
+
+// Expose this method
+window.BX_EXPOSED.toggleLocalCoOp = this.toggleLocalCoOp.bind(this);

src/modules/patcher/patches/remote-play-enable.js

@@ -0,0 +1,2 @@
+connectMode: window.BX_REMOTE_PLAY_CONFIG ? "xhome-connect" : "cloud-connect",
+remotePlayServerId: (window.BX_REMOTE_PLAY_CONFIG && window.BX_REMOTE_PLAY_CONFIG.serverId) || '',

src/modules/patcher/patches/remote-play-keep-alive.js

@@ -0,0 +1,7 @@
+const msg = JSON.parse(e);
+if (msg.reason === 'WarningForBeingIdle' && !window.location.pathname.includes('/launch/')) {
+    try {
+        this.sendKeepAlive();
+        return;
+    } catch (ex) { console.log(ex); }
+}

src/modules/patcher/patches/set-currently-focused-interactable.js

@@ -0,0 +1 @@
+e && BxEvent.dispatch(window, BxEvent.NAVIGATION_FOCUS_CHANGED, {element: e});

src/modules/patcher/patches/vibration-adjust.js

@@ -0,0 +1,16 @@
+const gamepad = e.gamepad;
+if (gamepad?.connected) {
+    const gamepadSettings = window.BX_STREAM_SETTINGS.controllers[gamepad.id];
+    if (gamepadSettings) {
+        const intensity = gamepadSettings.vibrationIntensity;
+
+        if (intensity === 0) {
+            return void(e.repeat = 0);
+        } else if (intensity < 1) {
+            e.leftMotorPercent *= intensity;
+            e.rightMotorPercent *= intensity;
+            e.leftTriggerMotorPercent *= intensity;
+            e.rightTriggerMotorPercent *= intensity;
+        }
+    }
+}