@adonisjs/ally/build/src/drivers/facebook.js

Social authentication provider for AdonisJS

import {
  Oauth2Driver
} from "../../chunk-EXGR73T6.js";
import "../../chunk-NK6X76EQ.js";
import "../../chunk-TSIMPJ6I.js";

// src/drivers/facebook.ts
var FacebookDriver = class extends Oauth2Driver {
  /**
   * @param ctx - The HTTP context
   * @param config - Configuration for the Facebook driver
   */
  constructor(ctx, config) {
    super(ctx, config);
    this.config = config;
    this.loadState();
  }
  config;
  /**
   * Facebook token endpoint URL.
   */
  accessTokenUrl = "https://graph.facebook.com/v10.0/oauth/access_token";
  /**
   * Facebook authorization endpoint URL.
   */
  authorizeUrl = "https://www.facebook.com/v10.0/dialog/oauth";
  /**
   * Facebook profile endpoint URL.
   */
  userInfoUrl = "https://graph.facebook.com/v10.0/me";
  /**
   * The default set of fields to query for the user request
   */
  userFields = [
    "name",
    "first_name",
    "last_name",
    "link",
    "email",
    "picture.width(400).height(400)",
    "verified"
  ];
  /**
   * The param name for the authorization code
   */
  codeParamName = "code";
  /**
   * The param name for the error
   */
  errorParamName = "error";
  /**
   * Cookie name for storing the "facebok_oauth_state"
   */
  stateCookieName = "facebok_oauth_state";
  /**
   * Parameter name to be used for sending and receiving the state
   * from Facebok
   */
  stateParamName = "state";
  /**
   * Parameter name for defining the scopes
   */
  scopeParamName = "scope";
  /**
   * Scopes separator
   */
  scopesSeparator = " ";
  /**
   * Configures the redirect request with default scopes and Facebook-specific
   * parameters like display and auth_type.
   *
   * @param request - The redirect request to configure
   */
  configureRedirectRequest(request) {
    request.scopes(this.config.scopes || ["email"]);
    request.param("response_type", "code");
    request.param("grant_type", "authorization_code");
    if (this.config.display) {
      request.param("display", this.config.display);
    }
    if (this.config.authType) {
      request.param("auth_type", this.config.authType);
    }
  }
  /**
   * Creates an authenticated HTTP request with the proper authorization
   * header for Facebook API calls.
   *
   * @param url - The API endpoint URL
   * @param token - The access token
   */
  getAuthenticatedRequest(url, token) {
    const request = this.httpClient(url);
    request.header("Authorization", `Bearer ${token}`);
    request.header("Accept", "application/json");
    request.parseAs("json");
    return request;
  }
  /**
   * Fetches the authenticated user's profile information from the Facebook API.
   *
   * @param token - The access token
   * @param callback - Optional callback to customize the API request
   *
   * @see https://developers.facebook.com/docs/graph-api/reference/user/
   */
  async getUserInfo(token, callback) {
    const request = this.getAuthenticatedRequest(this.config.userInfoUrl || this.userInfoUrl, token);
    request.param("fields", (this.config.userFields || this.userFields).join(","));
    const body = await request.get();
    if (typeof callback === "function") {
      callback(request);
    }
    return {
      id: body.id,
      name: body.name,
      nickName: body.name,
      // https://developers.facebook.com/docs/graph-api/reference/user/picture/
      avatarUrl: body.picture?.data?.url || null,
      email: body.email || null,
      // May not always be there (requires email scope)
      // Important note: https://developers.facebook.com/docs/facebook-login/multiple-providers#postfb1
      emailVerificationState: "verified" in body ? body.verified ? "verified" : "unverified" : "unsupported",
      original: body
    };
  }
  /**
   * Check if the error from the callback indicates that the user
   * denied authorization.
   */
  accessDenied() {
    const error = this.getError();
    if (!error) {
      return false;
    }
    return error === "access_denied";
  }
  /**
   * Get the authenticated user's profile information using
   * the authorization code from the callback request.
   *
   * @param callback - Optional callback to customize the API request
   *
   * @example
   * ```ts
   * const user = await ally.use('facebook').user()
   * console.log(user.name, user.email)
   * ```
   */
  async user(callback) {
    const token = await this.accessToken(callback);
    const user = await this.getUserInfo(token.token, callback);
    return {
      ...user,
      token
    };
  }
  /**
   * Get the user's profile information using an existing
   * access token.
   *
   * @param token - The Facebook access token
   * @param callback - Optional callback to customize the API request
   *
   * @example
   * ```ts
   * const user = await ally.use('facebook').userFromToken(accessToken)
   * ```
   */
  async userFromToken(token, callback) {
    const user = await this.getUserInfo(token, callback);
    return {
      ...user,
      token: { token, type: "bearer" }
    };
  }
};
export {
  FacebookDriver
};