chen-facebook/dist/service.js

facebook for Chen Framework

"use strict";
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
const web_1 = require('chen/web');
const core_1 = require('chen/core');
const auth_1 = require('./auth');
const api_1 = require('./api');
/**
 * Facebook class
 */
let Facebook_1 = class Facebook extends core_1.Service {
    /**
     * Init hook
     */
    init() {
        this.credentials = this.context.config.get('extensions.chen-facebook', {});
        if (!this.credentials.appId) {
            throw new core_1.Exception('facebook app id is required');
        }
        if (!this.credentials.appSecret) {
            throw new core_1.Exception('facebook app secret is required');
        }
        if (!this.credentials.version) {
            throw new core_1.Exception('facebook api version is required');
        }
    }
    /**
     * Create facebook api caller
     * @return {FacebookApi}
     */
    api(token) {
        return new api_1.FacebookApi(this.credentials.version, token || this.getAccessToken());
    }
    /**
     * Set App ID
     * @param {string} id
     */
    setAppId(id) {
        this.credentials.appId = id;
    }
    /**
     * Set App Secret
     * @param {string} secret
     */
    setAppSecret(secret) {
        this.credentials.appSecret = secret;
    }
    getLoginHelper(redirectUri) {
        if (!(this.context instanceof web_1.Context)) {
            throw new core_1.Exception(`Can't do facebook login in a non web context`);
        }
        return new auth_1.FacebookLogin(this, this.context, redirectUri);
    }
    /**
     * Get credentials
     * @return {FacebookCredentials}
     */
    getCredentials() {
        return core_1._.clone(this.credentials);
    }
    /**
     * Get access token session key
     * @return {string}
     */
    getSessionKey(name) {
        return `${Facebook_1.FB_SESS_PREFIX}${this.credentials.appId}_${name}`;
    }
    /**
     * Set access token
     * @param {string} token
     */
    setAccessToken(token) {
        this.accessToken = token;
        if (this.context instanceof web_1.Context) {
            this.context.request.session.set(this.getSessionKey('token'), token);
        }
    }
    /**
     * Get access token
     * @return {string}
     */
    getAccessToken() {
        if (!this.accessToken && this.context instanceof web_1.Context) {
            return this.context.request.session.get(this.getSessionKey('token'), null);
        }
        return this.accessToken || null;
    }
};
let Facebook = Facebook_1;
/**
 * FB session key
 * @type {string}
 */
Facebook.FB_SESS_PREFIX = '__$$chen_facebook_';
Facebook = Facebook_1 = __decorate([
    core_1.injectable, 
    __metadata('design:paramtypes', function () { return []; })
], Facebook);
exports.Facebook = Facebook;
//# sourceMappingURL=service.js.map