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bulk-pdf for unique email addresses

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This commit is contained in:
Harikrishnan Gopal
2025-03-09 15:34:51 +05:30
parent 27a06c3787
commit d2eeacffe7
2 changed files with 170 additions and 169 deletions
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119
client/src/Pages/courseConsolidated.jsx
View File

@@ -90,12 +90,38 @@ const CourseConsolidated = () => {
{ key: "pwdPaperSettingTeachers", role: "PwD Paper Setter" },
];
// ✅ NEW: Group appointments by Faculty ID
const facultyMap = {};
for (const { key, role } of roles) {
if (!courseData[key] || courseData[key].length === 0) continue; // Skip empty roles
if (!courseData[key] || courseData[key].length === 0) continue;
for (const teacher of courseData[key]) {
if (!facultyMap[teacher.facultyId]) {
facultyMap[teacher.facultyId] = {
facultyName: teacher.facultyName,
email: await fetchFacultyEmail(teacher.facultyId),
appointments: [],
};
}
facultyMap[teacher.facultyId].appointments.push({
role,
teacher,
});
}
}
// ✅ NEW: For each Faculty, generate PDFs & send one email
for (const facultyId in facultyMap) {
const faculty = facultyMap[facultyId];
const pdfBlobs = [];
for (const appointment of faculty.appointments) {
const { role } = appointment;
const doc = new jsPDF();
// College Logo
// Add Logo and Title (your original PDF content)
const logoUrl = "/logo.png";
const loadImage = async (url) => {
const response = await fetch(url);
@@ -115,105 +141,62 @@ const CourseConsolidated = () => {
console.error("Failed to load logo:", error);
}
// Title Section
doc.setFont("times", "normal");
doc.setTextColor(0, 0, 0);
doc.setFontSize(12);
doc.text("Date: " + new Date().toLocaleDateString(), 150, 20);
doc.setFontSize(14);
doc.text(`Date: ${new Date().toLocaleDateString()}`, 150, 20);
doc.text("CONFIDENTIAL", 10, 60);
doc.setFontSize(10);
doc.text(`LETTER OF APPOINTMENT AS ${role.toUpperCase()}`, 105, 70, {
align: "center",
});
doc.text(`LETTER OF APPOINTMENT AS ${role.toUpperCase()}`, 105, 70, { align: "center" });
// Fetch Emails and Prepare Table Data
let table1Data = [];
let emails = [];
for (const teacher of courseData[key]) {
const email = await fetchFacultyEmail(teacher.facultyId);
emails.push(email);
table1Data.push([
teacher.facultyName,
"K. J. Somaiya School of Engineering",
role,
email,
]);
}
// Generate Table
autoTable(doc, {
head: [["Name", "Affiliation", "Appointment Role", "Email"]],
body: table1Data,
body: [[faculty.facultyName, "K. J. Somaiya School of Engineering", role, faculty.email]],
startY: 80,
theme: "grid",
headStyles: { fillColor: maroon, textColor: [255, 255, 255] },
styles: { textColor: [0, 0, 0] },
});
// Content Table
const detailsTableData = [
autoTable(doc, {
body: [
["Programme:", courseData.courseName],
["Exam Category:", "Regular Examination"],
["Exam Type:", courseData.examType],
["Exam Season:", "Second Half - Winter Examination 2023"],
["Number of Sets Required:", courseData.paperSettingTeachers.length],
["Year:", courseData.year],
["Semester:", courseData.semester],
["Course Name:", courseName],
["Course Code:", courseData.courseCode],
];
autoTable(doc, {
body: detailsTableData,
],
startY: doc.previousAutoTable.finalY + 10,
theme: "grid",
styles: { textColor: [0, 0, 0] },
});
// Footer
const footerY = doc.previousAutoTable.finalY + 10;
doc.setFontSize(12);
doc.text("Dr. S. K. Ukarande", 10, footerY);
doc.text("Principal", 10, footerY + 5);
doc.text("K. J. Somaiya School of Engineering", 10, footerY + 10);
const footerContactY = footerY + 20;
doc.setFontSize(10);
doc.text(
"Somaiya Vidyavihar, Vidyavihar (East), Mumbai-400 022, India",
10,
footerContactY
);
doc.text("Telephone: (91-22) 44444400, 44444404", 10, footerContactY + 5);
doc.text("Email: principal.tech@somaiya.edu", 10, footerContactY + 10);
doc.text("Web: www.somaiya.edu/kjsieit", 10, footerContactY + 15);
// Convert PDF to Blob
const pdfBlob = doc.output("blob");
pdfBlobs.push({ blob: pdfBlob, filename: `${courseName}-${role}.pdf` });
}
// Send Email to Each Faculty
for (const email of emails) {
// ✅ NEW: Send ONE email with ALL PDFs to the Faculty
try {
const formData = new FormData();
formData.append("pdfFile", pdfBlob, `${courseName}-${role}.pdf`);
formData.append("fileName", `${courseName}-${role}.pdf`);
formData.append("recipientEmail", email);
formData.append("role", role);
pdfBlobs.forEach(({ blob, filename }) => {
formData.append("pdfFiles", blob, filename); // note 'pdfFiles' is plural
});
formData.append("recipientEmail", faculty.email);
formData.append("facultyName", faculty.facultyName);
formData.append("courseName", courseName);
const emailResponse = await sendEmail(formData, "pdf");
toast.success(`✅ Email sent successfully to ${email}`);
console.log("Response from server:", emailResponse);
} catch (emailError) {
toast.error(`❌ Error sending email to ${email}:`, emailError.message);
}
const emailResponse = await sendEmail(formData, "bulk-pdf");
toast.success(`✅ Email sent successfully to ${faculty.email}`);
console.log("Response:", emailResponse);
} catch (error) {
toast.error(`❌ Error sending email to ${faculty.email}: ${error.message}`);
console.error(error);
}
}
};
return (
<>
<Navbar />

136
server/routes/emailRoutes.js
View File

@@ -4,19 +4,31 @@ const fs = require("fs");
const multer = require("multer");
const router = express.Router();
// Setup multer for handling file uploads
// Multer setup remains intact
const storage = multer.diskStorage({
destination: function (req, file, cb) {
cb(null, "./"); // Save to the current directory (you can customize this)
cb(null, "./"); // Customize directory if needed
},
filename: function (req, file, cb) {
cb(null, file.originalname); // Use the original file name
cb(null, file.originalname);
},
});
const upload = multer({ storage });
// Route to handle email sending with file attachment
// Single transporter setup clearly moved to top (no duplication)
const transporter = nodemailer.createTransport({
service: "gmail",
auth: {
user: "swdc.ate@gmail.com",
pass: "umlc hbkr dpga iywd",
},
tls: { rejectUnauthorized: false },
connectionTimeout: 30000,
greetingTimeout: 30000,
socketTimeout: 30000,
});
// Existing Excel route unchanged, except transporter removal
router.post("/excel", upload.single("file"), async (req, res) => {
const { teacher, fileName, recipientEmail } = req.body;
@@ -24,24 +36,8 @@ router.post("/excel", upload.single("file"), async (req, res) => {
return res.status(400).json({ error: "Missing required fields or file" });
}
// Configure Nodemailer transporter
const transporter = nodemailer.createTransport({
service: "gmail",
auth: {
user: "swdc.ate@gmail.com", // Replace with your email
pass: "umlc hbkr dpga iywd", // Replace with your app-specific password or token
},
tls: {
rejectUnauthorized: false, // Ignore self-signed certificate errors
},
connectionTimeout: 15000,
greetingTimeout: 15000,
socketTimeout: 15000,
});
// Email options
const mailOptions = {
from: "SWDC Admin <swdc.ate@gmail.com>", // Replace with your email
from: "SWDC Admin <swdc.ate@gmail.com>",
to: recipientEmail,
subject: `Examination Appointments for ${teacher}`,
text: `Dear Sir/Madam,
@@ -50,27 +46,18 @@ Please find attached the Excel sheet regarding various appointments for the May-
Note: Kindly download the Excel sheet to view the hidden columns referring to the Scheme and other information.
If you have any queries, please contact the H.O.D or the Examination In-charge.
Your cooperation regarding the upcoming examination duties is highly solicited.`,
attachments: [
{
filename: fileName,
path: req.file.path, // Use the uploaded file's path
},
],
attachments: [{ filename: fileName, path: req.file.path }],
};
try {
// Send email
await transporter.sendMail(mailOptions);
transporter.close();
// Delete the temporary file after sending the email
fs.unlinkSync(req.file.path);
res.status(200).json({ message: "Email sent successfully" });
} catch (error) {
console.error("Error sending email:", error);
@@ -78,7 +65,7 @@ Your cooperation regarding the upcoming examination duties is highly solicited.`
}
});
// Route to send emails with PDF attachments
// Route to send emails with single PDF attachment remains intact
router.post("/pdf", upload.single("pdfFile"), async (req, res) => {
const { fileName, recipientEmail, role, courseName } = req.body;
@@ -86,22 +73,6 @@ router.post("/pdf", upload.single("pdfFile"), async (req, res) => {
return res.status(400).json({ error: "Missing required fields or file" });
}
// Configure Nodemailer transporter
const transporter = nodemailer.createTransport({
service: "gmail",
auth: {
user: "swdc.ate@gmail.com", // Replace with your email
pass: "umlc hbkr dpga iywd", // Replace with your app-specific password
},
tls: {
rejectUnauthorized: false,
},
connectionTimeout: 15000,
greetingTimeout: 15000,
socketTimeout: 15000,
});
// Email options
const mailOptions = {
from: "SWDC Admin <swdc.ate@gmail.com>",
to: recipientEmail,
@@ -115,22 +86,14 @@ If you have any queries, please contact the Examination In-charge.
Best regards,
Examination Department`,
attachments: [
{
filename: fileName,
path: req.file.path, // Path to the uploaded PDF
},
],
attachments: [{ filename: fileName, path: req.file.path }],
};
try {
// Send email
await transporter.sendMail(mailOptions);
transporter.close();
// Delete the PDF file after sending
// fs.unlinkSync(req.file.path);
fs.unlinkSync(req.file.path);
res.status(200).json({ message: "Email sent successfully" });
} catch (error) {
console.error("Error sending email:", error);
@@ -138,4 +101,59 @@ Examination Department`,
}
});
// ✅ New route clearly added to handle multiple PDF attachments
// ✅ Correct and clean bulk-pdf route clearly stated
router.post("/bulk-pdf", upload.array("pdfFiles"), async (req, res) => {
const { recipientEmail, facultyName, courseName } = req.body;
if (!recipientEmail || !facultyName || !courseName || !req.files || req.files.length === 0) {
return res.status(400).json({ error: "Missing required fields or files" });
}
const attachments = req.files.map((file) => ({
filename: file.originalname,
path: file.path,
}));
const mailOptions = {
from: "SWDC Admin <swdc.ate@gmail.com>",
to: recipientEmail,
subject: `Appointment Letters - ${courseName}`,
text: `Dear ${facultyName},
Please find your appointment letters attached.
If you have any queries, please contact the Examination In-charge.
Best regards,
Examination Department`,
attachments,
};
try {
await transporter.sendMail(mailOptions);
transporter.close();
// ✅ Ensure files are deleted after successful sending
attachments.forEach((attachment) => {
if (fs.existsSync(attachment.path)) {
fs.unlinkSync(attachment.path);
}
});
res.status(200).json({ message: "Bulk email sent successfully" });
} catch (error) {
console.error("Error sending bulk email (backend):", error);
attachments.forEach((attachment) => {
if (fs.existsSync(attachment.path)) {
fs.unlinkSync(attachment.path);
}
});
res.status(500).json({ error: "Failed to send bulk email", details: error.message });
}
});
module.exports = router;