snapshot of https://github.com/RocketChat/Rocket.Chat.git (develop, 2026-09-16; blobs > 131072B omitted)

apps/meteor/server/settings/functions/overrideGenerator.ts

@@ -0,0 +1,57 @@
+import type { ISetting, SettingValueMultiSelect, SettingValueRoomPick } from '@rocket.chat/core-typings';
+
+import { convertValue } from './convertValue';
+
+const compareSettingsValue = (a: ISetting['value'], b: ISetting['value'], type?: ISetting['type']): boolean => {
+	if (Array.isArray(a) && Array.isArray(b)) {
+		if (type === 'multiSelect') {
+			a = a as SettingValueMultiSelect;
+			b = b as SettingValueMultiSelect;
+			return a.length === b.length && a.every((value, index) => compareSettingsValue(value, (b as SettingValueMultiSelect)[index]));
+		}
+
+		if (type === 'roomPick') {
+			a = a as SettingValueRoomPick;
+			b = b as SettingValueRoomPick;
+			return (
+				a.length === b.length &&
+				a.every((value, index) => {
+					return Object.keys(value).every((key) =>
+						compareSettingsValue(
+							value[key as keyof typeof value],
+							(b as SettingValueRoomPick)[index as keyof typeof b][key as keyof typeof b],
+						),
+					);
+				})
+			);
+		}
+	}
+	return a === b;
+};
+
+export const overrideGenerator =
+	(fn: (key: string) => string | undefined) =>
+	(setting: ISetting): ISetting => {
+		const overwriteValue = fn(setting._id);
+		if (overwriteValue === null || overwriteValue === undefined) {
+			return setting;
+		}
+
+		try {
+			const value = convertValue(overwriteValue, setting.type);
+
+			if (compareSettingsValue(value, setting.value, setting.type) && compareSettingsValue(value, setting.processEnvValue, setting.type)) {
+				return setting;
+			}
+
+			return {
+				...setting,
+				value,
+				processEnvValue: value,
+				valueSource: 'processEnvValue',
+			};
+		} catch (error) {
+			console.error(`Error converting value for setting ${setting._id} expected "${setting.type}" type`);
+			return setting;
+		}
+	};