Feature/use smtp to send email (#182)

marentdev · web-flow · commit 09610112fcb7 · 2023-11-14T20:55:45.000+05:30
diff --git a/.env.local_dev b/.env.local_dev
@@ -44,10 +44,16 @@ DO_REGION=us-west
 # local storage
 USE_LOCAL=FALSE
 
-# Email mailgun config (The app will not initialize if any of these 3 variables are not set) *********************************************************************************************************************
-MAILGUN_API_KEY=XXXXX
+# Email using Mailgun or SMTP if set enable config (The app will not initialize if any of these variables are not set) *********************************************************************************************************************
+MAILGUN_API_KEY=
 MAILGUN_DOMAIN=mail.yourdomain.com
 MAILGUN_SENDER=postmaster@mail.yourdomain.com
+SMTP_ENABLE=
+SMTP_HOST=
+SMTP_PORT=
+SMTP_USER_EMAIL=
+SMTP_PASS=
+
 
 # Base64 encoded PFX or p12 document signing certificate file *********************************************************************************************************************
 PFX_BASE64='MIIKLwIBAzCCCeUGCSqGSIb3DQEHAaCCCdYEggnSMIIJzjCCBEIGCSqGSIb3DQEH
diff --git a/apps/OpenSignServer/cloud/parsefunction/SendMailv1.js b/apps/OpenSignServer/cloud/parsefunction/SendMailv1.js
@@ -5,7 +5,7 @@ async function SendMailv1(request) {
     const recipient = request.params.email;
     const otp = request.params.otp;
     const res = await Parse.Cloud.sendEmail({
-      from: 'Test user' + ' <' + process.env.MAILGUN_SENDER + '>',
+      from: 'Test user' + ' <' + process.env.SMTP_ENABLE ? process.env.SMTP_USER_EMAIL : process.env.MAILGUN_SENDER + '>',
       recipient: recipient,
       subject: 'Your OpenSign™ OTP',
       text: 'This email is a test.',
diff --git a/apps/OpenSignServer/cloud/parsefunction/sendMail.js b/apps/OpenSignServer/cloud/parsefunction/sendMail.js
@@ -1,14 +1,29 @@
 import fs from 'node:fs';
+import https from 'https';
 import formData from 'form-data';
 import Mailgun from 'mailgun.js';
-import https from 'https';
+import { createTransport } from 'nodemailer';
+
+let transporterSMTP;
+let mailgunClient;
 
-const mailgun = new Mailgun(formData);
-const mailgunClient = mailgun.client({
-  username: 'api',
-  key: process.env.MAILGUN_API_KEY,
-});
-const mailgunDomain = process.env.MAILGUN_DOMAIN;
+if (process.env.SMTP_ENABLE) {
+  transporterSMTP = createTransport({
+    host: process.env.SMTP_HOST,
+    port: process.env.SMTP_PORT || 465,
+    secure: process.env.SMTP_SECURE || true,
+    auth: {
+      user: process.env.SMTP_USER_EMAIL,
+      pass: process.env.SMTP_PASS,
+    },
+  });
+} else {
+  const mailgun = new Mailgun(formData);
+  mailgunClient = mailgun.client({
+    username: 'api',
+    key: process.env.MAILGUN_API_KEY,
+  });
+}
 
 async function sendmail(req) {
   try {
@@ -38,46 +53,76 @@ async function sendmail(req) {
         const pdfName = req.params.pdfName && `${req.params.pdfName}.pdf`;
         const file = {
           filename: pdfName || 'exported.pdf',
-          data: PdfBuffer, //fs.readFileSync('./exports/exported_file_1223.pdf'),
+          content: process.env.SMTP_ENABLE ? PdfBuffer : undefined, //fs.readFileSync('./exports/exported_file_1223.pdf'),
+          data: process.env.SMTP_ENABLE ?  undefined : PdfBuffer,
         };
 
         // const html = "<html><head><meta http-equiv='Content-Type' content='text/html; charset=UTF-8' /></head><body style='text-align: center;'> <p style='font-weight: bolder; font-size: large;'>Hello!</p> <p>This is a html checking mail</p><p><button style='background-color: lightskyblue; cursor: pointer; border-radius: 5px; padding: 10px; border-style: solid; border-width: 2px; text-decoration: none; font-weight: bolder; color:blue'>Verify email</button></p></body></html>"
 
         const from = req.params.from || '';
 
         const messageParams = {
-          from: from + ' <' + process.env.MAILGUN_SENDER + '>',
+          from:
+            from + ' <' + process.env.SMTP_ENABLE
+              ? process.env.SMTP_USER_EMAIL
+              : process.env.MAILGUN_SENDER + '>',
           to: req.params.recipient,
           subject: req.params.subject,
           text: req.params.text || 'mail',
           html: req.params.html || '',
-          attachment: file,
+          attachments: process.env.SMTP_ENABLE ?  [file] : undefined,
+          attachment: process.env.SMTP_ENABLE ?  undefined : file,
         };
 
-        const res = await mailgunClient.messages.create(mailgunDomain, messageParams);
-        console.log('Res ', res);
-        if (res.status === 200) {
-          return {
-            status: 'success',
-          };
+        if (transporterSMTP) {
+          const res = await transporterSMTP.sendMail(messageParams);
+  
+          console.log('Res ', res);
+          if (!res.err) {
+            return {
+              status: 'success',
+            };
+          }
+        } else {
+          const res = await mailgunClient.messages.create(mailgunDomain, messageParams);
+          console.log('Res ', res);
+          if (res.status === 200) {
+            return {
+              status: 'success',
+            };
+          }
         }
       }
     } else {
       const from = req.params.from || '';
       const messageParams = {
-        from: from + ' <' + process.env.MAILGUN_SENDER + '>',
+        from:
+          from + ' <' + process.env.SMTP_ENABLE
+            ? process.env.SMTP_USER_EMAIL
+            : process.env.MAILGUN_SENDER + '>',
         to: req.params.recipient,
         subject: req.params.subject,
         text: req.params.text || 'mail',
         html: req.params.html || '',
       };
 
-      const res = await mailgunClient.messages.create(mailgunDomain, messageParams);
-      console.log('Res ', res);
-      if (res.status === 200) {
-        return {
-          status: 'success',
-        };
+      if (transporterSMTP) {
+        const res = await transporterSMTP.sendMail(messageParams);
+
+        console.log('Res ', res);
+        if (!res.err) {
+          return {
+            status: 'success',
+          };
+        }
+      } else {
+        const res = await mailgunClient.messages.create(mailgunDomain, messageParams);
+        console.log('Res ', res);
+        if (res.status === 200) {
+          return {
+            status: 'success',
+          };
+        }
       }
     }
   } catch (err) {
diff --git a/apps/OpenSignServer/index.js b/apps/OpenSignServer/index.js
@@ -17,10 +17,11 @@ import S3Adapter from 'parse-server-s3-adapter';
 import FSFilesAdapter from 'parse-server-fs-adapter';
 import AWS from 'aws-sdk';
 import { app as customRoute } from './cloud/customRoute/customApp.js';
+import { createTransport } from 'nodemailer';
 
 const spacesEndpoint = new AWS.Endpoint(process.env.DO_ENDPOINT);
 // console.log("configuration ", configuration);
-if (process.env.USE_LOCAL !== "TRUE") {
+if (process.env.USE_LOCAL !== 'TRUE') {
   const s3Options = {
     bucket: process.env.DO_SPACE, // globalConfig.S3FilesAdapter.bucket,
     baseUrl: process.env.DO_BASEURL,
@@ -36,18 +37,31 @@ if (process.env.USE_LOCAL !== "TRUE") {
   var fsAdapter = new S3Adapter(s3Options);
 } else {
   var fsAdapter = new FSFilesAdapter({
-    "filesSubDirectory": "files" // optional, defaults to ./files
+    filesSubDirectory: 'files', // optional, defaults to ./files
   });
 }
 
+let transporterMail;
 let mailgunClient;
 let mailgunDomain;
-if (process.env.MAILGUN_API_KEY) {
+
+if (process.env.SMTP_ENABLE) {
+  transporterMail = createTransport({
+    host: process.env.SMTP_HOST,
+    port: process.env.SMTP_PORT || 465,
+    secure: process.env.SMTP_SECURE || true,
+    auth: {
+      user: process.env.SMTP_USER_EMAIL,
+      pass: process.env.SMTP_PASS,
+    },
+  });
+} else if (process.env.MAILGUN_API_KEY) {
   const mailgun = new Mailgun(formData);
   mailgunClient = mailgun.client({
     username: 'api',
     key: process.env.MAILGUN_API_KEY,
   });
+
   mailgunDomain = process.env.MAILGUN_DOMAIN;
 }
 
@@ -64,36 +78,39 @@ export const config = {
   // Your apps name. This will appear in the subject and body of the emails that are sent.
   appName: 'Open Sign',
   allowClientClassCreation: false,
-  emailAdapter: process.env.MAILGUN_API_KEY
-    ? {
-        module: 'parse-server-api-mail-adapter',
-        options: {
-          // The email address from which emails are sent.
-          sender: process.env.MAILGUN_SENDER,
-          // The email templates.
-          templates: {
-            // The template used by Parse Server to send an email for password
-            // reset; this is a reserved template name.
-            passwordResetEmail: {
-              subjectPath: './files/password_reset_email_subject.txt',
-              textPath: './files/password_reset_email.txt',
-              htmlPath: './files/password_reset_email.html',
+  emailAdapter:
+    process.env.SMTP_ENABLE || process.env.MAILGUN_API_KEY
+      ? {
+          module: 'parse-server-api-mail-adapter',
+          options: {
+            // The email address from which emails are sent.
+            sender:  process.env.SMTP_ENABLE ? process.env.SMTP_USER_EMAIL : process.env.MAILGUN_SENDER,
+            // The email templates.
+            templates: {
+              // The template used by Parse Server to send an email for password
+              // reset; this is a reserved template name.
+              passwordResetEmail: {
+                subjectPath: './files/password_reset_email_subject.txt',
+                textPath: './files/password_reset_email.txt',
+                htmlPath: './files/password_reset_email.html',
+              },
+              // The template used by Parse Server to send an email for email
+              // address verification; this is a reserved template name.
+              verificationEmail: {
+                subjectPath: './files/verification_email_subject.txt',
+                textPath: './files/verification_email.txt',
+                htmlPath: './files/verification_email.html',
+              },
             },
-            // The template used by Parse Server to send an email for email
-            // address verification; this is a reserved template name.
-            verificationEmail: {
-              subjectPath: './files/verification_email_subject.txt',
-              textPath: './files/verification_email.txt',
-              htmlPath: './files/verification_email.html',
+            apiCallback: async ({ payload, locale }) => {
+              if (mailgunClient) {
+                const mailgunPayload = ApiPayloadConverter.mailgun(payload);
+                await mailgunClient.messages.create(mailgunDomain, mailgunPayload);
+              } else if (transporterMail) await transporterMail.sendMail(payload);
             },
           },
-          apiCallback: async ({ payload, locale }) => {
-            const mailgunPayload = ApiPayloadConverter.mailgun(payload);
-            await mailgunClient.messages.create(mailgunDomain, mailgunPayload);
-          },
-        },
-      }
-    : null,
+        }
+      : null,
   filesAdapter: fsAdapter,
   auth: {
     google: {
diff --git a/apps/OpenSignServer/package-lock.json b/apps/OpenSignServer/package-lock.json
diff --git a/apps/OpenSignServer/package.json b/apps/OpenSignServer/package.json
@@ -27,18 +27,19 @@
     "express-sse": "^0.5.3",
     "form-data": "^4.0.0",
     "jsonschema": "^1.4.1",
-    "mailgun.js": "^9.0.1",
+    "mailgun.js": "^9.3.0",
     "mongoose": "^7.2.1",
     "multer": "^1.4.5-lts.1",
     "multer-s3": "^2.10.0",
     "node-forge": "^1.3.1",
     "node-signpdf": "^1.5.1",
+    "nodemailer": "^6.9.7",
     "openai": "^4.8.0",
     "parse": "4.1.0",
     "parse-server": "6.3.1",
     "parse-server-api-mail-adapter": "^3.0.0",
-    "parse-server-s3-adapter": "^1.2.0",
     "parse-server-fs-adapter": "1.0.1",
+    "parse-server-s3-adapter": "^1.2.0",
     "pdf-lib": "^1.16.0",
     "pdfkit": "^0.13.0",
     "razorpay": "^2.8.6",
