1 files changed, 296 insertions, 0 deletions

diff --git a/g4f/Provider/npm/node_modules/funcaptcha/src/challenge.ts b/g4f/Provider/npm/node_modules/funcaptcha/src/challenge.ts
new file mode 100644
index 00000000..40090c4a
--- /dev/null
+++ b/g4f/Provider/npm/node_modules/funcaptcha/src/challenge.ts
@@ -0,0 +1,296 @@
+import request from "./http";
+import { TokenInfo } from "./session";
+import util from "./util";
+import crypt from "./crypt";
+import { assert } from "console";
+
+interface ChallengeOptions {
+    userAgent?: string;
+    proxy?: string;
+}
+
+interface ChallengeData {
+    token: string;
+    tokenInfo: TokenInfo;
+    session_token: string;
+    challengeID: string;
+    challengeURL: string;
+    game_data: {
+        gameType: number;
+        customGUI: {
+            is_using_api_breaker_v2: boolean;
+            _guiFontColr: string;
+            _challenge_imgs: string[];
+            api_breaker: string;
+            encrypted_mode: number;
+            example_images: {
+                correct: string;
+                incorrect: string;
+            }
+        };
+        waves: number;
+        game_variant?: string; // For gametype 3
+        game_difficulty?: number;
+        puzzle_name?: string; // For gametype 4
+        instruction_string?: string; // For gametype 4
+    };
+    game_sid: string;
+    lang: string;
+    string_table: {
+        [key: string]: string;
+    },
+    string_table_prefixes: string[]
+}
+
+interface AnswerResponse {
+    response: "not answered" | "answered";
+    solved?: boolean;
+    incorrect_guess?: number;
+    score?: number;
+    decryption_key?: string;
+    time_end?: number;
+    time_end_seconds?: number;
+}
+
+export abstract class Challenge {
+    public data: ChallengeData;
+    public imgs: Promise<Buffer>[];
+    public wave: number = 0;
+    protected key: Promise<string>;
+    protected userAgent: string;
+    protected proxy: string;
+
+    constructor(data: ChallengeData, challengeOptions: ChallengeOptions) {
+        this.data = data;
+        this.userAgent = challengeOptions.userAgent;
+        this.proxy = challengeOptions.proxy;
+
+        // Preload images
+        this.imgs = data.game_data.customGUI._challenge_imgs.map(async (v) => {
+            let req = await request(v, {
+                method: "GET",
+                path: undefined,
+                headers: {
+                    "User-Agent": this.userAgent,
+                    "Referer": this.data.tokenInfo.surl
+                },
+            });
+            return req.body;
+        });
+
+        if(data.game_data.customGUI.encrypted_mode) {
+            // Preload decryption key
+            this.key = this.getKey();
+        }
+    }
+
+    async getImage(): Promise<Buffer> {
+        let img = await this.imgs[this.wave];
+        try {
+            JSON.parse(img.toString()); // Image is encrypted
+            img = Buffer.from(
+                await crypt.decrypt(img.toString(), await this.getKey()),
+                "base64"
+            );
+        } catch (err) {
+            // Image is not encrypted
+            // All good!
+        }
+        return img;
+    }
+
+    protected async getKey() {
+        if (this.key) return await this.key;
+        let response = await request(
+            this.data.tokenInfo.surl,
+            {
+                method: "POST",
+                path: "/fc/ekey/",
+                headers: {
+                    "User-Agent": this.userAgent,
+                    "Content-Type": "application/x-www-form-urlencoded",
+                    "Referer": this.data.tokenInfo.surl,
+                },
+                body: util.constructFormData({
+                    session_token: this.data.session_token,
+                    game_token: this.data.challengeID,
+                }),
+            },
+            this.proxy
+        );
+        this.key = JSON.parse(response.body.toString()).decryption_key;
+        return this.key;
+    }
+
+    abstract answer(answer: number): Promise<AnswerResponse>;
+
+    get gameType() {
+        return this.data.game_data.gameType;
+    }
+    
+    get variant() {
+        return this.data.game_data.game_variant || this.data.game_data.instruction_string;
+    }
+
+    get instruction() {
+        return this.data.string_table[`${this.data.game_data.gameType}.instructions-${this.variant}`] || this.data.string_table[`${this.data.game_data.gameType}.touch_done_info${this.data.game_data.game_variant ? `_${this.data.game_data.game_variant}` : ""}`];
+    }
+
+    get waves() {
+        return this.data.game_data.waves;
+    }
+}
+
+export class Challenge1 extends Challenge {
+    private answerHistory = [];
+    public increment;
+
+    constructor(data: ChallengeData, challengeOptions: ChallengeOptions) {
+        super(data, challengeOptions);
+        
+        // But WHY?!
+        let clr = data.game_data.customGUI._guiFontColr
+        this.increment = parseInt(clr ? clr.replace("#", "").substring(3) : "28", 16)
+        this.increment = this.increment > 113 ? this.increment / 10 : this.increment
+    }
+
+    private round(num: number): string {
+        return (Math.round(num * 10) / 10).toFixed(2);
+    }
+
+    async answer(answer: number): Promise<AnswerResponse> {
+        if(answer >= 0 && answer <= Math.round(360 / 51.4) - 1)
+            this.answerHistory.push(this.round(answer * this.increment));
+        else
+            this.answerHistory.push(this.round(answer))
+
+        let encrypted = await crypt.encrypt(
+            this.answerHistory.toString(),
+            this.data.session_token
+        );
+        let req = await request(
+            this.data.tokenInfo.surl,
+            {
+                method: "POST",
+                path: "/fc/ca/",
+                headers: {
+                    "User-Agent": this.userAgent,
+                    "Content-Type": "application/x-www-form-urlencoded",
+                    "Referer": this.data.challengeURL
+                },
+                body: util.constructFormData({
+                    session_token: this.data.session_token,
+                    game_token: this.data.challengeID,
+                    guess: encrypted,
+                }),
+            },
+            this.proxy
+        );
+        let reqData = JSON.parse(req.body.toString());
+        this.key = reqData.decryption_key || "";
+        this.wave++;
+        return reqData;
+    }
+}
+
+export class Challenge3 extends Challenge {
+    private answerHistory = [];
+
+    constructor(data: ChallengeData, challengeOptions: ChallengeOptions) {
+        super(data, challengeOptions);
+    }
+
+    async answer(tile: number): Promise<AnswerResponse> {
+        assert(tile >= 0 && tile <= 5, "Tile must be between 0 and 5");
+        
+        let pos = util.tileToLoc(tile);
+        this.answerHistory.push(util.solveBreaker(!!this.data.game_data.customGUI.is_using_api_breaker_v2, this.data.game_data.customGUI.api_breaker, 3, pos))
+        
+        let encrypted = await crypt.encrypt(
+            JSON.stringify(this.answerHistory),
+            this.data.session_token
+        );
+        let requestedId = await crypt.encrypt(JSON.stringify({}), `REQUESTED${this.data.session_token}ID`);
+        let { cookie: tCookie, value: tValue } = util.getTimestamp();
+        let req = await request(
+            this.data.tokenInfo.surl,
+            {
+                method: "POST",
+                path: "/fc/ca/",
+                headers: {
+                    "User-Agent": this.userAgent,
+                    "Content-Type": "application/x-www-form-urlencoded",
+                    "X-Newrelic-Timestamp": tValue,
+                    "X-Requested-ID": requestedId,
+                    "Cookie": tCookie,
+                    "Referer": this.data.challengeURL
+                },
+                body: util.constructFormData({
+                    session_token: this.data.session_token,
+                    game_token: this.data.challengeID,
+                    guess: encrypted,
+                    analytics_tier: this.data.tokenInfo.at,
+                    sid: this.data.tokenInfo.r,
+                    bio: this.data.tokenInfo.mbio && "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"
+                }),
+            },
+            this.proxy
+        );
+        let reqData = JSON.parse(req.body.toString());
+        this.key = reqData.decryption_key || "";
+        this.wave++;
+        return reqData;
+    }
+}
+
+export class Challenge4 extends Challenge {
+    private answerHistory = [];
+
+    constructor(data: ChallengeData, challengeOptions: ChallengeOptions) {
+        super(data, challengeOptions);
+    }
+
+    async answer(index: number): Promise<AnswerResponse> {
+        assert(index >= 0 && index <= this.data.game_data.game_difficulty - 1, "Index must be between 0 and " + (this.data.game_data.game_difficulty - 1));
+        this.answerHistory.push(util.solveBreaker(!!this.data.game_data.customGUI.is_using_api_breaker_v2, this.data.game_data.customGUI.api_breaker, 4, { index }))
+        
+        let encrypted = await crypt.encrypt(
+            JSON.stringify(this.answerHistory),
+            this.data.session_token
+        );
+        let requestedId = await crypt.encrypt(JSON.stringify({}), `REQUESTED${this.data.session_token}ID`);
+        let { cookie: tCookie, value: tValue } = util.getTimestamp();
+        let req = await request(
+            this.data.tokenInfo.surl,
+            {
+                method: "POST",
+                path: "/fc/ca/",
+                headers: {
+                    "User-Agent": this.userAgent,
+                    "Content-Type": "application/x-www-form-urlencoded",
+                    "X-Newrelic-Timestamp": tValue,
+                    "X-Requested-ID": requestedId,
+                    "Cookie": tCookie,
+                    "Referer": this.data.challengeURL
+                },
+                body: util.constructFormData({
+                    session_token: this.data.session_token,
+                    game_token: this.data.challengeID,
+                    guess: encrypted,
+                    analytics_tier: this.data.tokenInfo.at,
+                    sid: this.data.tokenInfo.r,
+                    bio: this.data.tokenInfo.mbio && "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"
+                }),
+            },
+            this.proxy
+        );
+        let reqData = JSON.parse(req.body.toString());
+        this.key = reqData.decryption_key || "";
+        this.wave++;
+        return reqData;
+    }
+
+    get difficulty(): number {
+        return this.data.game_data.game_difficulty;
+    }
+}
\ No newline at end of file