Hides moderation results during conversations with ChatGPT
// ==UserScript==
// @name ChatGPT DeMod
// @namespace pl.4as.chatgpt
// @version 5.5
// @description Hides moderation results during conversations with ChatGPT
// @author 4as
// @match *://chatgpt.com/*
// @match *://chat.openai.com/*
// @icon data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @run-at document-start
// @grant none
// ==/UserScript==
(function () {
'use strict';
const target_window = typeof(unsafeWindow) === 'undefined' ? window : unsafeWindow;
const original_fetch = target_window.fetch;
const DEMOD_ID = 'demod-cont';
const DEMOD_KEY = 'DeModState';
var is_on = false;
var is_over = false;
const ButtonState = {
DISABLED: 0,
OFF: 1,
ON: 2,
};
var demod_button;
function updateDeModState() {
if (is_on) {
updateButton(demod_button, ButtonState.ON, "DeMod:");
}
else {
updateButton(demod_button, ButtonState.OFF, "DeMod:");
}
}
const ModerationResult = {
UNKNOWN: 0,
SAFE: 1,
FLAGGED: 2,
BLOCKED: 3,
};
var demod_status;
function updateDeModMessageState(mod_result) {
if (demod_status === null)
return;
switch (mod_result) {
case ModerationResult.UNKNOWN:
demod_status.style.border = '0px';
demod_status.textContent = "Latest: None";
demod_status.style.backgroundColor = '#9A9A9A';
break;
case ModerationResult.SAFE:
demod_status.style.border = '0px';
demod_status.textContent = "Latest: Safe";
demod_status.style.backgroundColor = '#4CAF50';
break;
case ModerationResult.FLAGGED:
demod_status.style.border = '1px dotted white';
demod_status.textContent = "Latest: Flagged";
demod_status.style.backgroundColor = '#ACA950';
break;
case ModerationResult.BLOCKED:
demod_status.style.border = '1px solid white';
demod_status.textContent = "Latest: BLOCKED";
demod_status.style.backgroundColor = '#AF4C50';
break;
}
}
function updateButton(button, state, label) {
if (button === null)
return;
if (is_over) {
button.style.height = 'auto';
button.style.border = '0px';
button.style.padding = '4px 12px';
button.style.opacity = 1;
button.style.borderRadius = '4px';
switch (state) {
case ButtonState.DISABLED:
button.style.opacity = 0.5;
button.style.backgroundColor = '#AAAAAA';
button.textContent = label + " N/A";
break;
case ButtonState.OFF:
button.style.backgroundColor = '#AF4C50';
button.textContent = label + " Off";
break;
case ButtonState.ON:
button.style.border = '1px dotted white';
button.style.padding = '3px 11px';
button.style.backgroundColor = '#4CAF50';
button.textContent = label + " On";
break;
}
}
else {
button.textContent = "";
button.style.height = '6px';
button.style.padding = '0px';
button.style.opacity = 1;
button.style.borderRadius = '0px';
switch (state) {
case ButtonState.DISABLED:
button.style.opacity = 0.5;
button.style.backgroundColor = '#AAAAAA';
break;
case ButtonState.OFF:
button.style.backgroundColor = '#AF4C50';
break;
case ButtonState.ON:
button.style.border = '1px dotted white';
button.style.backgroundColor = '#4CAF50';
break;
}
}
}
function hasFlagged(text) {
return text.match(/(\"blocked\"|\"flagged\"): ?true/ig);
}
function hasBlocked(text) {
return text.match(/(\"blocked\"): ?true/ig);
}
function clearFlagging(text) {
// repeated replacement to ensure the style stays consistant
text = text.replaceAll(/\"flagged\": true/ig, "\"flagged\": false");
text = text.replaceAll(/\"blocked\": true/ig, "\"blocked\": false");
text = text.replaceAll(/\"flagged\":true/ig, "\"flagged\":false");
text = text.replaceAll(/\"blocked\":true/ig, "\"blocked\":false");
return text;
}
const ConversationType = {
UNKNOWN: 0,
INIT: 1,
PROMPT: 2,
};
// DeMod state control
function getDeModState() {
var state = target_window.localStorage.getItem(DEMOD_KEY);
if (state == null)
return true;
return (state == "false") ? false : true;
}
function setDeModState(demod_on) {
target_window.localStorage.setItem(DEMOD_KEY, demod_on);
}
// Interceptors shared data
const DONE = "[DONE]";
var init_cache = null;
var backup_cache = null;
var temp_chat = false; //is temporary chat in use?
var response_blocked = false;
var payload = null;
var last_response = null;
var last_conv_id = null;
var mod_result = ModerationResult.UNKNOWN;
var sequence_shift = 0; //each sequence in the generated response has an id and all ids need to match, so DeMod shifts them to insert own messages if needed.
var decoder = new TextDecoder();
var encoder = new TextEncoder();
function decodeData(data) {
if (typeof data == 'string') {
return data;
}
else if (data.byteLength != undefined) {
return decoder.decode(new Uint8Array(data));
}
return null;
}
function cloneRequest(request, fetch_url, method, body) {
var options = {
method: method,
headers: request.headers,
referrer: request.referrer,
referrerPolicy: request.referrerPolicy,
mode: request.mode,
credentials: request.credentials,
cache: request.cache,
redirect: request.redirect,
integrity: request.integrity,
};
if( body !== null && method !== "GET" && method !== "HEAD" ) {
options.body = JSON.stringify(body);
}
return new Request(fetch_url, options);
}
function cloneEvent(event, new_data) {
return new MessageEvent('message', {
data: new_data,
origin: event.origin,
lastEventId: event.lastEventId,
source: event.source,
ports: event.ports
});
}
function redirectConversations(url, conversation_id) {
var idx = url.indexOf("/textdocs");
if (idx !== -1)
return url.substring(0, idx);
idx = url.indexOf("/conversations");
if (idx === -1)
return url;
return url.substring(0, idx) + "/conversation/" + conversation_id;
}
function parseLatest(redownload_text) {
var latest = null;
var redownload_object = null;
try {
redownload_object = JSON.parse(redownload_text);
} catch (e) {
console.log("[DEMOD] Failed to parse re-downloaded response.");
}
if (redownload_object !== null && redownload_object.hasOwnProperty('mapping')) {
var latest_time = 0;
for (var map_key in redownload_object.mapping) {
var map_obj = redownload_object.mapping[map_key];
if (map_obj.hasOwnProperty('message') && map_obj.message != null
&& map_obj.message.hasOwnProperty('create_time') && map_obj.message.create_time > latest_time) {
latest = map_obj.message;
}
}
}
return latest;
}
async function redownloadLatest() {
var original_request = init_cache;
if (original_request === null) {
if (last_conv_id === null)
return null;
original_request = backup_cache;
}
var fetch_url = null;
if (typeof(original_request[0]) !== 'string') {
if( original_request[0].url !== null ) fetch_url = redirectConversations(original_request[0].url, last_conv_id);
else if( original_request[0].href !== null ) fetch_url = redirectConversations(original_request[0].href, last_conv_id);
else return null;
original_request[0] = cloneRequest(original_request[0], fetch_url, "GET", null);
}
else {
fetch_url = redirectConversations(original_request[0], last_conv_id);
original_request[0] = fetch_url;
original_request[1].method = "GET";
delete original_request[1].body;
}
var latest = null;
var init_redownload = original_fetch(...original_request);
var redownload_result = await init_redownload;
if (redownload_result.ok) {
var redownload_text = await redownload_result.text();
latest = parseLatest(redownload_text);
}
if (latest === null) {
console.log("[DEMOD] Failed to read the latest response. Trying in few seconds...");
await new Promise(r => setTimeout(r, 3000));
init_redownload = original_fetch(...original_request);
redownload_result = await init_redownload;
if (redownload_result.ok) {
redownload_text = await redownload_result.text();
latest = parseLatest(redownload_text);
}
}
if (latest !== null)
console.log("[DEMOD] Latest response redownloaded successfully.");
return latest;
}
class ChatPayload {
data;
message;
constructor() {
this.data = {
"p": "",
"o": "patch",
"v": [{
"p": "/message/content/parts/0",
"o": "append",
"v": ""
}, {
"p": "/message/status",
"o": "replace",
"v": "finished_successfully"
}, {
"p": "/message/end_turn",
"o": "replace",
"v": true
}, {
"p": "/message/metadata",
"o": "append",
"v": {
"is_complete": true,
"finish_details": {
"type": "stop",
"stop_tokens": [200002]
}
}
}
]
}
}
getData() {
return "event: delta\ndata: " + JSON.stringify(this.data) + "\n\n";
}
update(chunk_data) {
if (ChatPayload.isPatch(chunk_data)) {
this.data = chunk_data;
if (this.message !== null)
this.setMessage(this.message);
}
}
setText(text) {
var v = this.data.v;
for (let i = 0; i < v.length; ++i) {
var entry = v[i];
if (entry.hasOwnProperty("p") && entry.p.indexOf("parts") !== -1) {
entry.o = "replace";
entry.v = text;
}
}
}
setMessage(message) {
var v = this.data.v;
for (let i = v.length - 1; i > -1; --i) {
var value = v[i];
if (value.hasOwnProperty("p") && value.p.indexOf("parts") !== -1) {
v.splice(i, 1);
}
}
var parts = message.content.parts;
for (let i = parts.length - 1; i > -1; --i) {
var part = parts[i];
v.push({
"p": "/message/content/parts/" + i,
"o": "replace",
"v": part
});
}
v.push({
"p": "/message/status",
"o": "replace",
"v": "finished_successfully"
});
v.push({
"p": "/message/metadata",
"o": "append",
"v": {
"is_complete": true,
"finish_details": {
"type": "stop",
"stop_tokens": [200002]
}
}
});
}
static isPatch(chunk_data) {
return chunk_data.hasOwnProperty("o") && chunk_data.o === "patch" && chunk_data.hasOwnProperty("v");
}
static getConversationId(chunk_data) {
if (chunk_data.hasOwnProperty('conversation_id'))
return chunk_data.conversation_id;
if (chunk_data.hasOwnProperty('v') && chunk_data.v.hasOwnProperty('conversation_id'))
return chunk_data.v.conversation_id;
return null;
}
}
class ChatResponse {
chunk;
chunk_start;
payload;
conversation_id;
is_done = false;
is_blocked = false;
handle_latest = false;
mod_result = ModerationResult.SAFE;
queue = [];
constructor(existing_payload, decoded_chunk, download_latest) {
this.payload = existing_payload;
this.chunk = decoded_chunk;
this.chunk_start = this.chunk.indexOf("data: ");
this.handle_latest = download_latest;
}
async process(current_blocked) {
this.is_blocked = current_blocked;
if (this.chunk_start == -1) {
this.queue.push(this.chunk);
return;
}
if (hasFlagged(this.chunk) || ChatPayload.isPatch(this.chunk) || (this.is_blocked && this.chunk.indexOf(DONE) !== -1)) {
while (this.chunk_start != -1 && !this.is_done) {
var chunk_end = this.chunk.indexOf("\n", this.chunk_start);
if (chunk_end == -1)
chunk_end = this.chunk.length - 1;
var chunk_text = this.chunk.substring(this.chunk_start + 5, chunk_end).trim();
if (chunk_text === DONE) {
this.is_done = true;
if (!temp_chat && this.handle_latest && this.is_blocked) {
console.log("[DEMOD] Blocked response finished, attempting to reload it from history.");
var latest = await redownloadLatest();
if (latest !== null) {
this.payload.setMessage(latest);
this.queue.push(this.payload.getData());
}
else {
this.payload.setText("DeMod: Request completed, but DeMod failed to access the history. Try refreshing the conversation instead.");
this.queue.push(this.payload.getData());
}
}
}
else {
var chunk_data = null;
try {
chunk_data = JSON.parse(chunk_text);
var conv_id = ChatPayload.getConversationId(chunk_data);
if (conv_id !== null) {
this.conversation_id = conv_id;
last_conv_id = conv_id;
}
} catch (e) {}
if (chunk_data !== null) {
if (chunk_data.hasOwnProperty('moderation_response')) {
var has_flag = chunk_data.moderation_response.flagged === true;
var has_block = chunk_data.moderation_response.blocked === true;
if (has_flag || has_block) {
if (has_flag) {
if (this.mod_result !== ModerationResult.BLOCKED)
this.mod_result = ModerationResult.FLAGGED;
}
console.log("[DEMOD] Received chunk contains flagging/blocking properties, clearing");
chunk_data.moderation_response.flagged = false;
chunk_data.moderation_response.blocked = false;
}
if (has_block) {
console.log("[DEMOD] Message has been BLOCKED. Waiting for ChatGPT to finalize the request...");
this.mod_result = ModerationResult.BLOCKED;
this.is_blocked = true;
this.payload.setText("DeMod: Moderation has intercepted the response and is actively blocking it. Waiting for ChatGPT to finalize the request so DeMod can fetch it from the conversation's history...");
//this.queue.push(this.payload.getData());
}
}
}
}
this.chunk_start = this.chunk.indexOf("data: ", chunk_end + 1);
}
var cleaned = clearFlagging(this.chunk);
this.queue.push(cleaned);
}
else {
this.queue.push(this.chunk);
}
return true;
}
}
class ChatEvent {
event;
response_data;
response_object;
response_body;
response = null;
sequence_id;
constructor(current_payload, event) {
this.event = event;
this.response_data = decodeData(event.data);
this.response_object = JSON.parse(this.response_data);
this.sequence_id = this.response_object.sequenceId;
if (this.has_body) {
this.response_body = atob(this.response_object.data.body);
this.response = new ChatResponse(current_payload, this.response_body, false);
}
}
get is_valid() {
return this.response != null;
}
get conversation_id() {
return this.response.conversation_id;
}
get has_body() {
return this.response_object != null && this.response_object.type == "message" && this.response_object.dataType == "json" && this.response_object.data.body != null;
}
get is_blocked() {
return this.response.is_blocked;
}
get is_done() {
return this.response.is_done;
}
get mod_result() {
return this.response.mod_result;
}
get payload() {
if (this.is_valid)
return this.response.payload;
else
return null;
}
async process(current_blocked) {
await this.response.process(current_blocked);
var data = "";
for (const entry of this.response.queue) {
data += entry;
}
this.response_body = data;
}
getEvent() {
this.response_object.sequenceId = this.sequence_id;
this.response_object.data.body = btoa(this.response_body);
var updated_data = JSON.stringify(this.response_object);
return cloneEvent(this.event, updated_data);
}
clone() {
var copy = new ChatEvent(this.payload, this.event);
copy.response_body = this.response_body;
return copy;
}
}
// Intercepter for old fetch() based communication
const intercepter_fetch = async function (target, this_arg, args) {
if (!is_on) {
return target.apply(this_arg, args);
}
var original_arg = args;
var fetch_url = args[0];
var is_request = false;
if (typeof(fetch_url) !== 'string') {
if( fetch_url.url !== null ) fetch_url = fetch_url.url;
else if( fetch_url.href !== null ) fetch_url = fetch_url.href;
else return target.apply(this_arg, args);
is_request = true;
}
if (fetch_url.indexOf('/share/create') != -1) {
console.log("[DEMOD] Share request detected, blocking.");
return new Response("", {
status: 404,
statusText: "Not found"
});
}
var is_conversation = fetch_url.indexOf('/complete') !== -1 || (fetch_url.indexOf('/conversation') !== -1 && fetch_url.indexOf('/conversations') === -1);
var convo_type = ConversationType.UNKNOWN;
if (is_conversation) {
if (fetch_url.indexOf("/gen_title") != -1) {
var init_url = fetch_url.replace("/gen_title", "");
if (is_request) {
console.log("[DEMOD] Generating title (Request).");
args = cloneRequest(args[0], init_url, "GET", null);
args.headers.delete("Content-Type");
}
else {
console.log("[DEMOD] Generating title (basic).");
args = JSON.parse(JSON.stringify(args));
args[0] = init_url;
args[1].method = "GET";
delete args[1].headers["Content-Type"];
delete args[1].body;
}
}
var conv_request = null;
if (is_request) {
if (args[0] !== undefined && args[0].hasOwnProperty('text') && (typeof args[0].text === 'function')) {
conv_request = await args[0].text();
}
}
else {
if (args[1] !== undefined && args[1].hasOwnProperty('body')) {
conv_request = args[1].body;
}
}
if (conv_request) {
convo_type = ConversationType.PROMPT;
var conv_body = JSON.parse(conv_request);
if (is_request) {
args[0] = cloneRequest(args[0], fetch_url, args[0].method, conv_body);
}
else {
args[1].body = JSON.stringify(conv_body);
}
temp_chat = conv_body.hasOwnProperty("history_and_training_disabled") && conv_body.history_and_training_disabled;
}
else if(fetch_url.indexOf('/conversation/') !== -1) {
convo_type = ConversationType.INIT;
init_cache = args;
}
}
else if (fetch_url.indexOf('/conversations') !== -1) {
backup_cache = JSON.parse(JSON.stringify(args));
}
var original_promise = target.apply(this_arg, original_arg);
if (is_conversation) {
var original_result = await original_promise;
if (!original_result.ok) {
return original_result;
}
switch (convo_type) {
case ConversationType.PROMPT: {
payload = new ChatPayload();
sequence_shift = 0;
last_response = null;
response_blocked = false;
mod_result = ModerationResult.SAFE;
updateDeModMessageState(mod_result);
console.log("[DEMOD] Processing basic prompted conversation (is temporary: "+temp_chat+"). Scanning for moderation results...");
const stream = new ReadableStream({
async start(controller) {
var reader = original_result.body.getReader();
while (true) {
const {
done,
value
} = await reader.read();
var raw_chunk = value || new Uint8Array;
var chunk = decoder.decode(raw_chunk);
var response = new ChatResponse(payload, chunk, true);
await response.process(response_blocked);
if (mod_result < response.mod_result) {
mod_result = response.mod_result;
updateDeModMessageState(mod_result);
}
response_blocked = response.is_blocked;
payload = response.payload;
for (const entry of response.queue) {
const encoded_chunk = encoder.encode(entry);
controller.enqueue(encoded_chunk);
}
if (response.is_done || done) {
controller.close();
break;
}
}
},
});
return new Response(stream, {
status: original_result.status,
statusText: original_result.statusText,
headers: original_result.headers,
});
break;
}
case ConversationType.INIT: {
console.log("[DEMOD] Processing conversation initialization. Checking if the conversation has existing moderation results.");
var convo_init = await original_result.text();
convo_init = clearFlagging(convo_init);
updateDeModMessageState(ModerationResult.UNKNOWN);
return new Response(convo_init, {
status: original_result.status,
statusText: original_result.statusText,
headers: original_result.headers,
});
break;
}
}
}
return original_promise;
}
const intercepter = new Proxy(original_fetch, {
apply: intercepter_fetch
});
target_window.fetch = intercepter;
// Interceptor for new WebSocket communication (credit to WebSocket Logger for making this possible)
var original_websocket = target_window.WebSocket;
target_window.WebSocket = new Proxy(original_websocket, {
construct: function (target, args, newTarget) {
var ws = new target(...args);
console.log("[DEMOD] WebSocket interceptor created, connecting to: " + args[0]);
var buffer = [];
async function processMessage(original_onmessage, event) {
if (!is_on)
original_onmessage(event);
var response = new ChatEvent(payload, event);
if (response.is_valid) {
await response.process(response_blocked);
if (mod_result < response.mod_result) {
mod_result = response.mod_result;
updateDeModMessageState(mod_result);
}
response_blocked = response.is_blocked;
payload = response.payload;
if (response.has_body) {
last_response = response.clone();
last_response.sequence_id += sequence_shift;
}
if (response_blocked) {
if (response.is_done) {
if (last_response != null) {
console.log("[DEMOD] Response blocked, redownloading from history.");
var latest = await redownloadLatest();
last_response.replace(latest);
buffer.push(last_response);
sequence_shift++;
}
}
}
response.sequence_id += sequence_shift;
buffer.push(response);
var entry;
try {
for (entry of buffer) {
var entry_event = entry.getEvent();
original_onmessage(entry_event);
}
buffer.length = 0;
} catch (e) {
console.log("[DEMOD] Failed to send parsed response: " + entry.response_data + "\n\nWith body: " + entry.response_body);
}
}
else {
original_onmessage(event);
}
};
var ws_proxy = {
set: function (target, prop, v) {
if (prop == 'onmessage') {
var original_onmessage = v;
v = (e) => processMessage(original_onmessage, e);
}
return (target[prop] = v);
}
};
return new Proxy(ws, ws_proxy);
}
});
var demod_init = async function () {
if (document.getElementById(DEMOD_ID) || !document.body)
return;
// Adding the "hover" area for the DeMod button.
const demod_div = document.createElement('div');
demod_div.setAttribute('id', DEMOD_ID);
demod_div.style.position = 'fixed';
demod_div.style.top = '0px';
demod_div.style.left = '50%';
demod_div.style.transform = 'translate(-50%, 0%)';
demod_div.style.width = '254px';
demod_div.style.height = '24px';
demod_div.style.display = 'inline-block';
demod_div.style.verticalAlign = 'top';
demod_div.style.zIndex = 999;
// Adding the actual DeMod button
demod_button = document.createElement('button');
demod_button.style.color = 'white';
demod_button.style.height = '6px';
demod_button.style.width = '124px';
demod_button.style.border = 'none';
demod_button.style.cursor = 'pointer';
demod_button.style.outline = 'none';
demod_button.style.display = 'inline-block';
demod_button.style.verticalAlign = 'top';
demod_div.appendChild(demod_button);
const demod_space = document.createElement('div');
demod_space.style.width = '4px';
demod_space.style.display = 'inline-block';
demod_space.style.verticalAlign = 'top';
demod_div.appendChild(demod_space);
// Adding the last message status indicator
demod_status = document.createElement('div');
demod_status.style.color = 'white';
demod_status.style.height = '6px';
demod_status.style.border = '0px';
demod_status.style.padding = '0px';
demod_status.style.width = '124px';
demod_status.style.fontSize = '0px';
demod_status.style.border = 'none';
demod_status.style.outline = 'none';
demod_status.style.display = 'inline-block';
demod_status.style.verticalAlign = 'top';
demod_status.style.textAlign = 'center';
demod_status.style.backgroundColor = '#9A9A9A';
demod_status.textContent = "Latest: None";
demod_div.appendChild(demod_status);
demod_div.onmouseover = function () {
is_over = true;
demod_status.style.fontSize = '10px';
demod_status.style.height = '32px';
demod_status.style.padding = '7px 3px';
updateDeModState();
};
demod_div.onmouseout = function () {
is_over = false;
demod_status.style.fontSize = '0px';
demod_status.style.height = '6px';
demod_status.style.padding = '0px';
updateDeModState();
};
demod_button.addEventListener('click', () => {
is_on = !is_on;
setDeModState(is_on);
updateDeModState();
});
document.body.appendChild(demod_div);
is_on = getDeModState();
updateDeModState();
console.log("[DEMOD] DeMod "+GM_info.script.version+" UI attached.");
};
if (document.readyState === 'loading') {
target_window.addEventListener("DOMContentLoaded", demod_init);
}
else {
demod_init();
}
const observer = new MutationObserver(demod_init);
observer.observe(document.documentElement || document.body, {
childList: true,
subtree: true
});
window.addEventListener('popstate', demod_init);
})();