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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,165 +1,165 @@ | ||
| // Confirming Login process | ||
| const express = require('express') | ||
| const router = express.Router() | ||
| const api = require('../conf/steemconnect') | ||
| const con = require('../conf/mysql') | ||
| const crypto = require('crypto') | ||
|
|
||
| // Process post requests | ||
| // This will receive user's id, name, access_token and optional hash_key | ||
| // Purpose of this API is to assign a 'hash_key' to each user | ||
| // And return hash_key of each logged users | ||
| // hash_key is a random generated hex string | ||
| router.post('/', (req, res) => { | ||
| res.set('Content-Type', 'application/json') | ||
| try { | ||
| if (req.body.access_token && req.body.username && req.body.uid) { | ||
| const accessToken = req.body.access_token | ||
| // set access_token to steemconnect | ||
| api.setAccessToken(accessToken) | ||
| // user id in the blockchain | ||
| const uid = req.body.uid | ||
| const username = req.body.username | ||
| if (req.body.hash_key) { | ||
| // skip if there was already correct hash_key | ||
| const hashKey = req.body.hash_key | ||
| CheckHash(hashKey, uid, username) | ||
| .then(hash => { | ||
| res.status(200).json({ | ||
| hash_key: hash, | ||
| username, | ||
| uid | ||
| }) | ||
| }) | ||
| .catch(err => { | ||
| res.status(400).json({ | ||
| error: 1, | ||
| message: err | ||
| }) | ||
| }) | ||
| } else { | ||
| // User don't sent a hash_key | ||
| // We will verify user login details then return a hash_key | ||
| con.query('SELECT EXISTS(SELECT `username` FROM `users` WHERE `uid`=?)', [uid]) | ||
| .then(results => setOrGetHashKey({ uid, username, results })) | ||
| .then(hash => { | ||
| res.status(200).json({ | ||
| hash_key: hash, | ||
| username, | ||
| uid | ||
| }) | ||
| }) | ||
| } | ||
| } else { | ||
| // User is not authorized | ||
| res.status(401).end() | ||
| } | ||
| } catch (err) { | ||
| res.status(400).json({ | ||
| error: 1, | ||
| message: err | ||
| }) | ||
| } | ||
| }) | ||
| const setOrGetHashKey = async ({ uid, username, results }) => { | ||
| let exists = results[0] | ||
| for (let i in exists) { | ||
| exists = exists[i] | ||
| } | ||
| if (exists) { | ||
| // User is in the database | ||
| // Get hash_key from database | ||
| let hash = await RetrieveHash(uid) | ||
| return hash | ||
| } else { | ||
| // Insert user to the database | ||
| // and Generate new hash_key | ||
| let hash = await SetHash(uid, username) | ||
| return hash | ||
| } | ||
| } | ||
|
|
||
| // Checking the hash_key which is sent by the user's cookies | ||
| // We will send this hash_key in the respond if it was correct | ||
| // This process will avoid calling to the steemconnect | ||
| const CheckHash = async (hashKey, uid, username) => { | ||
| // let's check is this user already in the database or not | ||
| let results = await con.query('SELECT EXISTS(SELECT `username` FROM `users` WHERE `uid`=?)', [uid]) | ||
| let hash = await checkHashDbCheck({ hashKey, uid, username, results }) | ||
| return hash | ||
| } | ||
| const checkHashDbCheck = async ({ hashKey, uid, username, results }) => { | ||
| results = results[0] | ||
| let exists | ||
| for (let i in results) { | ||
| exists = results[i] | ||
| } | ||
| if (exists) { | ||
| // Username is already in the database | ||
| // We will compare received hash_key vs database | ||
| let results = await con.query('SELECT `hash_key` FROM `users` WHERE `uid`=?', [uid]) | ||
| if (results[0].hash_key === hashKey) return hashKey | ||
| else { | ||
| let hash = await RetrieveHash(uid) | ||
| return hash | ||
| } | ||
| } else { | ||
| // Username is not in the database | ||
| // but, user sent a hash_key | ||
| // set a new hash_key | ||
| let hash = await SetHash(uid, username) | ||
| return hash | ||
| } | ||
| } | ||
|
|
||
| // Get hash_key from database for users who already are in the database | ||
| const RetrieveHash = async (uid) => { | ||
| let results = await con.query('SELECT `hash_key` FROM `users` WHERE `uid`=?', [uid]) | ||
| // call to steemconnect to verify user is logged in | ||
| let auth = await isAuth() | ||
| if (auth) return (results[0].hash_key) | ||
| } | ||
|
|
||
| // this function will verify login details by calling to steemconnect | ||
| const isAuth = async () => { | ||
| let auth = await new Promise((resolve, reject) => { | ||
| api.me((err, result) => { | ||
| if (!err && result && result.account) { | ||
| resolve(result) | ||
| } else { | ||
| reject(new Error(err)) | ||
| } | ||
| }) | ||
| }) | ||
| return auth | ||
| } | ||
|
|
||
| // First time login | ||
| // Generating new hash_key | ||
| const SetHash = async (uid, username) => { | ||
| // Create random hex string (hash_key) | ||
| const hash = crypto.randomBytes(20).toString('hex') | ||
| // call to steemconnect | ||
| // to verify user is logged in | ||
| let auth = await isAuth() | ||
| let id = await auth.account.id | ||
| let user = await auth.user | ||
| if (uid === id && user === username) { | ||
| let results = await con.query( | ||
| 'INSERT INTO `users`(`uid`, `username`, `hash_key`) VALUES (?,?,?)', | ||
| [uid, username, hash] | ||
| ) | ||
| if (results) return hash | ||
| else throw new Error('db insert fail') | ||
| } | ||
| } | ||
|
|
||
| // export router to import in the /api.js | ||
| module.exports = router | ||
|
|
||
| // previosly we used this method to keep one MySQL connection alive | ||
| // now, we are using a pool which will handle multiple connections | ||
| // we can use it again if any possible error | ||
| // setInterval(() => { | ||
| // con.query('SELECT 1', () => {}) | ||
| // }, 5000) | ||
| // Confirming Login process | ||
| const express = require('express') | ||
| const router = express.Router() | ||
| const api = require('../conf/steemconnect') | ||
| const con = require('../conf/mysql') | ||
| const crypto = require('crypto') | ||
|
|
||
| // Process post requests | ||
| // This will receive user's id, name, access_token and optional hash_key | ||
| // Purpose of this API is to assign a 'hash_key' to each user | ||
| // And return hash_key of each logged users | ||
| // hash_key is a random generated hex string | ||
| router.post('/', (req, res) => { | ||
| res.set('Content-Type', 'application/json') | ||
| try { | ||
| if (req.body.access_token && req.body.username && req.body.uid) { | ||
| const accessToken = req.body.access_token | ||
| // set access_token to steemconnect | ||
| api.setAccessToken(accessToken) | ||
| // user id in the blockchain | ||
| const uid = req.body.uid | ||
| const username = req.body.username | ||
| if (req.body.hash_key) { | ||
| // skip if there was already correct hash_key | ||
| const hashKey = req.body.hash_key | ||
| CheckHash(hashKey, uid, username) | ||
| .then(hash => { | ||
| res.status(200).json({ | ||
| hash_key: hash, | ||
| username, | ||
| uid | ||
| }) | ||
| }) | ||
| .catch(err => { | ||
| res.status(400).json({ | ||
| error: 1, | ||
| message: err | ||
| }) | ||
| }) | ||
| } else { | ||
| // User don't sent a hash_key | ||
| // We will verify user login details then return a hash_key | ||
| con.query('SELECT EXISTS(SELECT `username` FROM `users` WHERE `uid`=?)', [uid]) | ||
| .then(results => setOrGetHashKey({ uid, username, results })) | ||
| .then(hash => { | ||
| res.status(200).json({ | ||
| hash_key: hash, | ||
| username, | ||
| uid | ||
| }) | ||
| }) | ||
| } | ||
| } else { | ||
| // User is not authorized | ||
| res.status(401).end() | ||
| } | ||
| } catch (err) { | ||
| res.status(400).json({ | ||
| error: 1, | ||
| message: err | ||
| }) | ||
| } | ||
| }) | ||
| const setOrGetHashKey = async ({ uid, username, results }) => { | ||
| let exists = results[0] | ||
| for (let i in exists) { | ||
| exists = exists[i] | ||
| } | ||
| if (exists) { | ||
| // User is in the database | ||
| // Get hash_key from database | ||
| let hash = await RetrieveHash(uid) | ||
| return hash | ||
| } else { | ||
| // Insert user to the database | ||
| // and Generate new hash_key | ||
| let hash = await SetHash(uid, username) | ||
| return hash | ||
| } | ||
| } | ||
|
|
||
| // Checking the hash_key which is sent by the user's cookies | ||
| // We will send this hash_key in the respond if it was correct | ||
| // This process will avoid calling to the steemconnect | ||
| const CheckHash = async (hashKey, uid, username) => { | ||
| // let's check is this user already in the database or not | ||
| let results = await con.query('SELECT EXISTS(SELECT `username` FROM `users` WHERE `uid`=?)', [uid]) | ||
| let hash = await checkHashDbCheck({ hashKey, uid, username, results }) | ||
| return hash | ||
| } | ||
| const checkHashDbCheck = async ({ hashKey, uid, username, results }) => { | ||
| results = results[0] | ||
| let exists | ||
| for (let i in results) { | ||
| exists = results[i] | ||
| } | ||
| if (exists) { | ||
| // Username is already in the database | ||
| // We will compare received hash_key vs database | ||
| let results = await con.query('SELECT `hash_key` FROM `users` WHERE `uid`=?', [uid]) | ||
| if (results[0].hash_key === hashKey) return hashKey | ||
| else { | ||
| let hash = await RetrieveHash(uid) | ||
| return hash | ||
| } | ||
| } else { | ||
| // Username is not in the database | ||
| // but, user sent a hash_key | ||
| // set a new hash_key | ||
| let hash = await SetHash(uid, username) | ||
| return hash | ||
| } | ||
| } | ||
|
|
||
| // Get hash_key from database for users who already are in the database | ||
| const RetrieveHash = async (uid) => { | ||
| let results = await con.query('SELECT `hash_key` FROM `users` WHERE `uid`=?', [uid]) | ||
| // call to steemconnect to verify user is logged in | ||
| let auth = await isAuth() | ||
| if (auth) return (results[0].hash_key) | ||
| } | ||
|
|
||
| // this function will verify login details by calling to steemconnect | ||
| const isAuth = async () => { | ||
| let auth = await new Promise((resolve, reject) => { | ||
| api.me((err, result) => { | ||
| if (!err && result && result.account) { | ||
| resolve(result) | ||
| } else { | ||
| reject(new Error(err)) | ||
| } | ||
| }) | ||
| }) | ||
| return auth | ||
| } | ||
|
|
||
| // First time login | ||
| // Generating new hash_key | ||
| const SetHash = async (uid, username) => { | ||
| // Create random hex string (hash_key) | ||
| const hash = crypto.randomBytes(20).toString('hex') | ||
| // call to steemconnect | ||
| // to verify user is logged in | ||
| let auth = await isAuth() | ||
| let id = await auth.account.id | ||
| let user = await auth.user | ||
| if (uid === id && user === username) { | ||
| let results = await con.query( | ||
| 'INSERT INTO `users`(`uid`, `username`, `hash_key`) VALUES (?,?,?)', | ||
| [uid, username, hash] | ||
| ) | ||
| if (results) return hash | ||
| else throw new Error('db insert fail') | ||
| } | ||
| } | ||
|
|
||
| // export router to import in the /api.js | ||
| module.exports = router | ||
|
|
||
| // previosly we used this method to keep one MySQL connection alive | ||
| // now, we are using a pool which will handle multiple connections | ||
| // we can use it again if any possible error | ||
| // setInterval(() => { | ||
| // con.query('SELECT 1', () => {}) | ||
| // }, 5000) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| const con = require('../conf/mysql') | ||
| const config = require('../config') | ||
| const dsteem = require('dsteem') | ||
|
|
||
| const client = new dsteem.Client(config.rpchttp) | ||
|
|
||
| const syncUser = async (uid) => { | ||
| await con.query('UPDATE `users` SET `syncing`=1 WHERE `uid`=?', [uid]) | ||
| await startSyncing(uid) | ||
| } | ||
|
|
||
| const startSyncing = async (uid) => { | ||
| // work in progress | ||
| } |