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send.js
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send.js
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// Copyright 2018, Google, LLC.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
'use strict';
const {google} = require('googleapis');
const sampleClient = require('./sampleclient');
const sub = 'Hello';
const to = 'muyaoxu@usc.edu';
const body = 'This is a test email';
const name = 'Joe'
var {Email} = require('./emailModel.js');
var {mongoose} = require('./mongoose');
const gmail = google.gmail({
version: 'v1',
auth: sampleClient.oAuth2Client
});
function saveToDb(physicalAddr, email, sub, body) {
var email = new Email({
physicalAddr: physicalAddr,
receiverEmail: email,
subject: sub,
body: body
});
email.save().then((doc) => {
console.log('Sucessfully saved to database' + doc);
}, (e) => {
console.log(e);
});
}
function sendEmail (sub, name, to, body) {
// You can use UTF-8 encoding for the subject using the method below.
// You can also just use a plain string if you don't need anything fancy.
// const subject = '🤘 Hello 🤘';
const subject = sub;
const utf8Subject = `=?utf-8?B?${Buffer.from(subject).toString('base64')}?=`;
const messageParts = [
'From: Justin Beckwith <beckwith@google.com>',
`To: ${name} <${to}>`,
'Content-Type: text/html; charset=utf-8',
'MIME-Version: 1.0',
`Subject: ${utf8Subject}`,
'',
`${body}`,
'<br><br>Best,<br>DarkEyes'
];
const message = messageParts.join('\n');
// The body needs to be base64url encoded.
const encodedMessage = Buffer.from(message)
.toString('base64')
.replace(/\+/g, '-')
.replace(/\//g, '_')
.replace(/=+$/, '');
// Save this email to the database
saveToDb('Los Angeles', to, sub, body);
const res = gmail.users.messages.send({
userId: 'me',
resource: {
raw: encodedMessage
}
}, (err, {data}) => {
if (err) return console.log(err);
// console.log(data);
return data;
});
// console.log('Print outside' + res);
// console.log(res.data);
// return res.data;
}
const scopes = [
'https://mail.google.com/',
'https://www.googleapis.com/auth/gmail.modify',
'https://www.googleapis.com/auth/gmail.compose',
'https://www.googleapis.com/auth/gmail.send'
];
if (module === require.main) {
sampleClient.authenticate(scopes)
.then(c => sendEmail(sub, name, to, body))
.catch(console.error);
}
module.exports = {
sendEmail,
client: sampleClient.oAuth2Client,
scopes
};