feat(Plugin): InvisibleChat (#349)

Co-authored-by: Ven <vendicated@riseup.net>

3 files changed, 406 insertions, 0 deletions

diff --git a/src/plugins/invisiblechat/components/DecryptionModal.tsx b/src/plugins/invisiblechat/components/DecryptionModal.tsx
new file mode 100644
index 0000000..7d70444
--- /dev/null
+++ b/src/plugins/invisiblechat/components/DecryptionModal.tsx
@@ -0,0 +1,77 @@
+/*
+ * Vencord, a modification for Discord's desktop app
+ * Copyright (c) 2023 Vendicated and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+import {
+    ModalContent,
+    ModalFooter,
+    ModalHeader,
+    ModalRoot,
+    openModal,
+} from "@utils/modal";
+import { Button, Forms, React, TextInput } from "@webpack/common";
+
+import { decrypt } from "../index";
+
+export function DecModal(props: any) {
+    const secret: string = props?.message?.content;
+    const [password, setPassword] = React.useState("password");
+
+    return (
+        <ModalRoot {...props}>
+            <ModalHeader>
+                <Forms.FormTitle tag="h4">Decrypt Message</Forms.FormTitle>
+            </ModalHeader>
+
+            <ModalContent>
+                <Forms.FormTitle tag="h5" style={{ marginTop: "10px" }}>Secret</Forms.FormTitle>
+                <TextInput defaultValue={secret} disabled={true}></TextInput>
+                <Forms.FormTitle tag="h5">Password</Forms.FormTitle>
+                <TextInput
+                    style={{ marginBottom: "20px" }}
+                    onChange={setPassword}
+                />
+            </ModalContent>
+
+            <ModalFooter>
+                <Button
+                    color={Button.Colors.GREEN}
+                    onClick={() => {
+                        const toSend = decrypt(secret, password);
+                        if (!toSend || !props?.message) return;
+                        // @ts-expect-error
+                        Vencord.Plugins.plugins.InvisibleChat.buildEmbed(props?.message, toSend);
+                        props.onClose();
+                    }}>
+                    Decrypt
+                </Button>
+                <Button
+                    color={Button.Colors.TRANSPARENT}
+                    look={Button.Looks.LINK}
+                    style={{ left: 15, position: "absolute" }}
+                    onClick={props.onClose}
+                >
+                    Cancel
+                </Button>
+            </ModalFooter>
+        </ModalRoot>
+    );
+}
+
+export function buildDecModal(msg: any): any {
+    openModal((props: any) => <DecModal {...props} {...msg} />);
+}
diff --git a/src/plugins/invisiblechat/components/EncryptionModal.tsx b/src/plugins/invisiblechat/components/EncryptionModal.tsx
new file mode 100644
index 0000000..f650f28
--- /dev/null
+++ b/src/plugins/invisiblechat/components/EncryptionModal.tsx
@@ -0,0 +1,116 @@
+/*
+ * Vencord, a modification for Discord's desktop app
+ * Copyright (c) 2023 Vendicated and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+import {
+    ModalContent,
+    ModalFooter,
+    ModalHeader,
+    ModalProps,
+    ModalRoot,
+    openModal,
+} from "@utils/modal";
+import { findLazy } from "@webpack";
+import { Button, Forms, React, Switch, TextInput } from "@webpack/common";
+
+import { encrypt } from "../index";
+
+const ComponentDispatch = findLazy(m => m.emitter?._events?.INSERT_TEXT);
+
+function EncModal(props: ModalProps) {
+    const [secret, setSecret] = React.useState("");
+    const [cover, setCover] = React.useState("");
+    const [password, setPassword] = React.useState("password");
+    const [noCover, setNoCover] = React.useState(false);
+
+    const isValid = secret && (noCover || (cover && /\w \w/.test(cover)));
+
+    return (
+        <ModalRoot {...props}>
+            <ModalHeader>
+                <Forms.FormTitle tag="h4">Encrypt Message</Forms.FormTitle>
+            </ModalHeader>
+
+            <ModalContent>
+                <Forms.FormTitle tag="h5" style={{ marginTop: "10px" }}>Secret</Forms.FormTitle>
+                <TextInput
+                    onChange={(e: string) => {
+                        setSecret(e);
+                    }}
+                />
+                <Forms.FormTitle tag="h5" style={{ marginTop: "10px" }}>Cover (2 or more Words!!)</Forms.FormTitle>
+                <TextInput
+                    disabled={noCover}
+                    onChange={(e: string) => {
+                        setCover(e);
+                    }}
+                />
+                <Forms.FormTitle tag="h5" style={{ marginTop: "10px" }}>Password</Forms.FormTitle>
+                <TextInput
+                    style={{ marginBottom: "20px" }}
+                    defaultValue={"password"}
+                    onChange={(e: string) => {
+                        setPassword(e);
+                    }}
+                />
+                <Switch
+                    value={noCover}
+                    onChange={(e: boolean) => {
+                        setNoCover(e);
+                    }}
+                >
+                    Don't use a Cover
+                </Switch>
+            </ModalContent>
+
+            <ModalFooter>
+                <Button
+                    color={Button.Colors.GREEN}
+                    disabled={!isValid}
+                    onClick={() => {
+                        if (!isValid) return;
+                        const encrypted = encrypt(secret, password, noCover ? "d d" : cover);
+                        const toSend = noCover ? encrypted.replaceAll("d", "") : encrypted;
+                        if (!toSend) return;
+
+                        ComponentDispatch.dispatchToLastSubscribed("INSERT_TEXT", {
+                            rawText: `${toSend}`
+                        });
+
+                        props.onClose();
+                    }}
+                >
+                    Send
+                </Button>
+                <Button
+                    color={Button.Colors.TRANSPARENT}
+                    look={Button.Looks.LINK}
+                    style={{ left: 15, position: "absolute" }}
+                    onClick={() => {
+                        props.onClose();
+                    }}
+                >
+                    Cancel
+                </Button>
+            </ModalFooter>
+        </ModalRoot>
+    );
+}
+
+export function buildEncModal(): any {
+    openModal(props => <EncModal {...props} />);
+}
diff --git a/src/plugins/invisiblechat/index.tsx b/src/plugins/invisiblechat/index.tsx
new file mode 100644
index 0000000..89d2d61
--- /dev/null
+++ b/src/plugins/invisiblechat/index.tsx
@@ -0,0 +1,213 @@
+/*
+ * Vencord, a modification for Discord's desktop app
+ * Copyright (c) 2023 Vendicated and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+import { addButton, removeButton } from "@api/MessagePopover";
+import ErrorBoundary from "@components/ErrorBoundary";
+import { Devs } from "@utils/constants";
+import { getStegCloak } from "@utils/dependencies";
+import definePlugin from "@utils/types";
+import { findByPropsLazy } from "@webpack";
+import { Button, ButtonLooks, ChannelStore, FluxDispatcher, Tooltip } from "@webpack/common";
+
+import { buildDecModal } from "./components/DecryptionModal";
+import { buildEncModal } from "./components/EncryptionModal";
+
+const ButtonWrapperClasses = findByPropsLazy("buttonWrapper", "buttonContent");
+
+let steggo: any;
+
+function PopOverIcon() {
+    return (
+
+        <svg
+            fill="var(--header-secondary)"
+            width={24} height={24}
+            viewBox={"0 0 64 64"}
+        >
+            <path d="M 32 9 C 24.832 9 19 14.832 19 22 L 19 27.347656 C 16.670659 28.171862 15 30.388126 15 33 L 15 49 C 15 52.314 17.686 55 21 55 L 43 55 C 46.314 55 49 52.314 49 49 L 49 33 C 49 30.388126 47.329341 28.171862 45 27.347656 L 45 22 C 45 14.832 39.168 9 32 9 z M 32 13 C 36.963 13 41 17.038 41 22 L 41 27 L 23 27 L 23 22 C 23 17.038 27.037 13 32 13 z" />
+        </svg>
+    );
+}
+
+
+function Indicator() {
+    return (
+        <Tooltip text="This message has a hidden message! (InvisibleChat)">
+            {({ onMouseEnter, onMouseLeave }) => (
+                <img
+                    aria-label="Hidden Message Indicator (InvisibleChat)"
+                    onMouseEnter={onMouseEnter}
+                    onMouseLeave={onMouseLeave}
+                    src="https://github.com/SammCheese/invisible-chat/raw/NewReplugged/src/assets/lock.png"
+                    width={20}
+                    height={20}
+                    style={{ transform: "translateY(4p)", paddingInline: 4 }}
+                />
+            )}
+        </Tooltip>
+
+    );
+
+}
+
+function ChatBarIcon() {
+    return (
+        <Tooltip text="Encrypt Message">
+            {({ onMouseEnter, onMouseLeave }) => (
+                // size="" = Button.Sizes.NONE
+                <Button
+                    aria-haspopup="dialog"
+                    aria-label="Encrypt Message"
+                    size=""
+                    look={ButtonLooks.BLANK}
+                    onMouseEnter={onMouseEnter}
+                    onMouseLeave={onMouseLeave}
+                    innerClassName={ButtonWrapperClasses.button}
+                    onClick={() => buildEncModal()}
+                    style={{ marginRight: "2px" }}
+                >
+                    <div className={ButtonWrapperClasses.buttonWrapper}>
+                        <svg
+                            aria-hidden
+                            role="img"
+                            width="24"
+                            height="24"
+                            viewBox={"0 0 64 64"}
+                            style={{ scale: "1.1" }}
+                        >
+                            <path fill="currentColor" d="M 32 9 C 24.832 9 19 14.832 19 22 L 19 27.347656 C 16.670659 28.171862 15 30.388126 15 33 L 15 49 C 15 52.314 17.686 55 21 55 L 43 55 C 46.314 55 49 52.314 49 49 L 49 33 C 49 30.388126 47.329341 28.171862 45 27.347656 L 45 22 C 45 14.832 39.168 9 32 9 z M 32 13 C 36.963 13 41 17.038 41 22 L 41 27 L 23 27 L 23 22 C 23 17.038 27.037 13 32 13 z" />
+                        </svg>
+                    </div>
+                </Button>
+            )}
+        </Tooltip>
+    );
+}
+
+
+export default definePlugin({
+    name: "InvisibleChat",
+    description: "Encrypt your Messages in a non-suspicious way! This plugin makes requests to >>https://embed.sammcheese.net<< to provide embeds to decrypted links!",
+    authors: [Devs.SammCheese],
+    patches: [
+        {
+            // Indicator
+            find: ".Messages.MESSAGE_EDITED,",
+            replacement: {
+                match: /var .,.,.=(.)\.className,.=.\.message,.=.\.children,.=.\.content,.=.\.onUpdate/gm,
+                replace: "try {$1 && $self.INV_REGEX.test($1.content[0]) ? $1.content.push($self.indicator()) : null } catch {};$&"
+            }
+        },
+        {
+            find: ".activeCommandOption",
+            replacement: {
+                match: /.=.\.activeCommand,.=.\.activeCommandOption,.{1,133}(.)=\[\];/,
+                replace: "$&;$1.push($self.chatBarIcon());",
+            }
+        },
+    ],
+
+    EMBED_API_URL: "https://embed.sammcheese.net",
+    INV_REGEX: new RegExp(/( \u200c|\u200d |[\u2060-\u2064])[^\u200b]/),
+    URL_REGEX: new RegExp(
+        /(http(s)?:\/\/.)?(www\.)?[-a-zA-Z0-9@:%._+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_+.~#?&//=]*)/,
+    ),
+
+    async start() {
+        const { default: StegCloak } = await getStegCloak();
+        steggo = new StegCloak(true, false);
+
+        addButton("invDecrypt", message => {
+            return this.INV_REGEX.test(message?.content)
+                ? {
+                    label: "Decrypt Message",
+                    icon: this.popOverIcon,
+                    message: message,
+                    channel: ChannelStore.getChannel(message.channel_id),
+                    onClick: () => buildDecModal({ message })
+                }
+                : null;
+        });
+    },
+
+    stop() {
+        removeButton("invDecrypt");
+    },
+
+    // Gets the Embed of a Link
+    async getEmbed(url: URL): Promise<Object | {}> {
+        const controller = new AbortController();
+        const timeout = setTimeout(() => controller.abort(), 5000);
+
+        const options: RequestInit = {
+            signal: controller.signal,
+            method: "POST",
+            headers: {
+                "Content-Type": "application/json",
+            },
+            body: JSON.stringify({
+                url,
+            }),
+        };
+
+        // AWS hosted url to discord embed object
+        const rawRes = await fetch(this.EMBED_API_URL, options);
+        clearTimeout(timeout);
+
+        return await rawRes.json();
+    },
+
+    async buildEmbed(message: any, revealed: string): Promise<void> {
+        const urlCheck = revealed.match(this.URL_REGEX);
+
+        message.embeds.push({
+            type: "rich",
+            title: "Decrypted Message",
+            color: "0x45f5f5",
+            description: revealed,
+            footer: {
+                text: "Made with ❤️ by c0dine and Sammy!",
+            },
+        });
+
+        if (urlCheck?.length)
+            message.embeds.push(await this.getEmbed(new URL(urlCheck[0])));
+
+        this.updateMessage(message);
+    },
+
+    updateMessage: (message: any) => {
+        FluxDispatcher.dispatch({
+            type: "MESSAGE_UPDATE",
+            message,
+        });
+    },
+
+    chatBarIcon: ErrorBoundary.wrap(ChatBarIcon, { noop: true }),
+    popOverIcon: () => <PopOverIcon />,
+    indicator: ErrorBoundary.wrap(Indicator, { noop: true })
+});
+
+export function encrypt(secret: string, password: string, cover: string): string {
+    return steggo.hide(secret + "\u200b", password, cover);
+}
+
+export function decrypt(secret: string, password: string): string {
+    return steggo.reveal(secret, password).replace("\u200b", "");
+}
+