mirror of
https://github.com/OpenSignLabs/OpenSign.git
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582 lines
13 KiB
JavaScript
582 lines
13 KiB
JavaScript
import { PDFDocument, StandardFonts, rgb } from 'pdf-lib';
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import fs from 'node:fs';
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import fontkit from '@pdf-lib/fontkit';
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export default async function GenerateCertificate(docDetails) {
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const pdfDoc = await PDFDocument.create();
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// `fontBytes` is used to embed custom font in pdf
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const fontBytes = fs.readFileSync('./font/times.ttf'); //
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pdfDoc.registerFontkit(fontkit);
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const timesRomanFont = await pdfDoc.embedFont(fontBytes, { subset: true });
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const pngUrl = fs.readFileSync('./logo.png').buffer;
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const pngImage = await pdfDoc.embedPng(pngUrl);
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const page = pdfDoc.addPage();
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const { width, height } = page.getSize();
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const startX = 15;
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const startY = 15;
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const borderColor = rgb(0.12, 0.12, 0.12);
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const titleColor = rgb(0, 0.2, 0.4); //rgb(0, 0.53, 0.71);
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const titleUnderline = rgb(0, 0.2, 0.4); // rgb(0.12, 0.12, 0.12);
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const title = 25;
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const subtitle = 20;
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const text = 14;
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const timeText = 11;
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const textKeyColor = rgb(0.12, 0.12, 0.12);
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const textValueColor = rgb(0.3, 0.3, 0.3);
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const completedAt = new Date();
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const completedUTCtime = completedAt.toUTCString();
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const signersCount = docDetails?.Signers?.length || 1;
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const generateAt = new Date();
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const generatedUTCTime = generateAt.toUTCString();
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const generatedOn = 'Generated On ' + generatedUTCTime;
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const OriginIp = docDetails?.OriginIp || '';
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const company = docDetails?.ExtUserPtr?.Company || '';
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const createdAt = docDetails?.DocSentAt?.iso || docDetails.createdAt;
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const auditTrail =
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docDetails?.Signers?.length > 0
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? docDetails.AuditTrail.map(x => {
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const data = docDetails.Signers.find(y => y.objectId === x.UserPtr.objectId);
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return {
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...data,
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ipAddress: x.ipAddress,
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SignedOn: x?.SignedOn || generatedUTCTime,
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ViewedOn: x?.ViewedOn || x?.SignedOn || generatedUTCTime,
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Signature: x?.Signature || '',
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};
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})
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: [
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{
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...docDetails.ExtUserPtr,
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ipAddress: docDetails?.AuditTrail[0].ipAddress,
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SignedOn: docDetails?.AuditTrail[0]?.SignedOn || generatedUTCTime,
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ViewedOn:
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docDetails?.AuditTrail[0]?.ViewedOn ||
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docDetails?.AuditTrail[0]?.SignedOn ||
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generatedUTCTime,
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Signature: docDetails?.AuditTrail[0]?.Signature || '',
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},
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];
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const half = width / 2;
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// Draw a border
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page.drawRectangle({
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x: startX,
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y: startY,
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width: width - 2 * startX,
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height: height - 2 * startY,
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borderColor: borderColor,
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borderWidth: 1,
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});
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page.drawImage(pngImage, {
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x: 30,
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y: 790,
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width: 100,
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height: 25,
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});
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page.drawText(generatedOn, {
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x: 320,
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y: 810,
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size: 12,
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font: timesRomanFont,
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color: rgb(0.12, 0.12, 0.12),
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});
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page.drawText('Certificate of Completion', {
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x: 160,
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y: 750,
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size: title,
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font: timesRomanFont,
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color: titleColor,
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});
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const underlineY = 740;
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page.drawLine({
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start: { x: 30, y: underlineY },
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end: { x: width - 30, y: underlineY },
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color: titleUnderline,
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thickness: 1,
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});
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page.drawText('Summary', {
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x: 30,
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y: 710,
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size: subtitle,
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font: timesRomanFont,
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color: titleColor,
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});
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page.drawText('Document Id :', {
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x: 30,
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y: 685,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(docDetails.objectId, {
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x: 115,
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y: 685,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Document Name :', {
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x: 30,
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y: 665,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(docDetails.Name, {
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x: 140,
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y: 665,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Organization :', {
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x: 30,
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y: 645,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(company, {
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x: 115,
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y: 645,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Created on :', {
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x: 30,
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y: 625,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(`${new Date(createdAt).toUTCString()}`, {
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x: 105,
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y: 625,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Completed on :', {
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x: 30,
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y: 605,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(`${completedUTCtime}`, {
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x: 125,
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y: 605,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Signers :', {
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x: 30,
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y: 585,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(`${signersCount}`, {
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x: 80,
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y: 585,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Document originator', {
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x: 30,
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y: 565,
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size: 17,
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font: timesRomanFont,
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color: titleColor,
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});
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page.drawText('Name :', {
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x: 60,
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y: 545,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(`${docDetails.ExtUserPtr.Name}`, {
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x: 105,
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y: 545,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Email :', {
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x: 60,
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y: 525,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(`${docDetails.ExtUserPtr.Email}`, {
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x: 105,
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y: 525,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('IP address :', {
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x: 60,
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y: 505,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(`${OriginIp}`, {
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x: 130,
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y: 505,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawLine({
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start: { x: 30, y: 495 },
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end: { x: width - 30, y: 495 },
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color: rgb(0.12, 0.12, 0.12),
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thickness: 0.5,
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});
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let yPosition1 = 475;
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let yPosition2 = 455;
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let yPosition3 = 435;
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let yPosition4 = 415;
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let yPosition5 = 395;
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let yPosition6 = 360;
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auditTrail.slice(0, 3).forEach(async (x, i) => {
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const embedPng = x.Signature ? await pdfDoc.embedPng(x.Signature) : '';
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page.drawText(`Signer ${i + 1}`, {
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x: 30,
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y: yPosition1,
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size: subtitle,
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font: timesRomanFont,
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color: titleColor,
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});
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page.drawText('Name :', {
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x: 30,
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y: yPosition2,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(x?.Name, {
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x: 75,
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y: yPosition2,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Viewed on :', {
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x: half + 55,
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y: yPosition2,
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size: timeText,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(`${new Date(x.ViewedOn).toUTCString()}`, {
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x: half + 112,
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y: yPosition2,
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size: timeText,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Email :', {
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x: 30,
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y: yPosition3,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(x?.Email, {
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x: 75,
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y: yPosition3,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Signed on :', {
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x: half + 55,
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y: yPosition3 + 5,
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size: timeText,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(`${new Date(x.SignedOn).toUTCString()}`, {
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x: half + 108,
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y: yPosition3 + 5,
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size: timeText,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('IP address :', {
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x: 30,
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y: yPosition4,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(x?.ipAddress, {
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x: 100,
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y: yPosition4,
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size: 13,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Security level :', {
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x: half + 55,
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y: yPosition4 + 10,
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size: timeText,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawText(`Email, OTP Auth`, {
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x: half + 125,
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y: yPosition4 + 10,
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size: timeText,
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font: timesRomanFont,
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color: textValueColor,
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});
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page.drawText('Signature :', {
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x: 30,
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y: yPosition5,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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page.drawRectangle({
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x: 98,
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y: yPosition5 - 30,
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width: 104,
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height: 44,
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borderColor: rgb(0.22, 0.18, 0.47),
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borderWidth: 1,
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});
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if (embedPng) {
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page.drawImage(embedPng, {
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x: 100,
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y: yPosition5 - 27,
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width: 100,
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height: 40,
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});
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}
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page.drawLine({
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start: { x: 30, y: yPosition6 },
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end: { x: width - 30, y: yPosition6 },
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color: rgb(0.12, 0.12, 0.12),
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thickness: 0.5,
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});
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yPosition1 = yPosition6 - 20;
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yPosition2 = yPosition1 - 20;
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yPosition3 = yPosition2 - 20;
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yPosition4 = yPosition3 - 20;
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yPosition5 = yPosition4 - 20;
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yPosition6 = yPosition6 - 140;
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});
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if (auditTrail.length > 3) {
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let currentPageIndex = 1;
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let currentPage = page;
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auditTrail.slice(3).forEach(async (x, i) => {
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const embedPng = x.Signature ? await pdfDoc.embedPng(x.Signature) : '';
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// Calculate remaining space on current page
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const remainingSpace = yPosition6;
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// If there's not enough space for the next entry, create a new page
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if (remainingSpace < 90) {
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// Adjust the value as needed
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currentPageIndex++;
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currentPage = pdfDoc.addPage();
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currentPage.drawRectangle({
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x: startX,
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y: startY,
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width: width - 2 * startX,
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height: height - 2 * startY,
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borderColor: borderColor,
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borderWidth: 1,
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});
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yPosition1 = currentPage.getHeight() - 40;
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yPosition2 = yPosition1 - 20;
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yPosition3 = yPosition2 - 20;
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yPosition4 = yPosition3 - 20;
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yPosition5 = yPosition4 - 20;
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yPosition6 = currentPage.getHeight() - 160;
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}
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currentPage.drawText(`Signer ${4 + i}`, {
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x: 30,
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y: yPosition1,
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size: subtitle,
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font: timesRomanFont,
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color: titleColor,
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});
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currentPage.drawText('Name :', {
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x: 30,
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y: yPosition2,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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currentPage.drawText(x?.Name, {
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x: 75,
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y: yPosition2,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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currentPage.drawText('Viewed on :', {
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x: half,
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y: yPosition2,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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currentPage.drawText(`${new Date(x.ViewedOn).toUTCString()}`, {
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x: half + 75,
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y: yPosition2,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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currentPage.drawText('Email :', {
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x: 30,
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y: yPosition3,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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currentPage.drawText(x?.Email, {
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x: 75,
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y: yPosition3,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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currentPage.drawText('Signed on :', {
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x: half,
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y: yPosition3,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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currentPage.drawText(`${new Date(x.SignedOn).toUTCString()}`, {
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x: half + 70,
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y: yPosition3,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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currentPage.drawText('IP address :', {
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x: 30,
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y: yPosition4,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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currentPage.drawText(x?.ipAddress, {
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x: 100,
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y: yPosition4,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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currentPage.drawText('Security level :', {
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x: half,
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y: yPosition4,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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currentPage.drawText(`Email, OTP Auth`, {
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x: half + 90,
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y: yPosition4,
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size: text,
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font: timesRomanFont,
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color: textValueColor,
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});
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currentPage.drawText('Signature :', {
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x: 30,
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y: yPosition5,
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size: text,
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font: timesRomanFont,
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color: textKeyColor,
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});
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currentPage.drawRectangle({
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x: 98,
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y: yPosition5 - 27,
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width: 104,
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height: 44,
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borderColor: rgb(0.22, 0.18, 0.47),
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borderWidth: 1,
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});
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if (embedPng) {
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currentPage.drawImage(embedPng, {
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x: 100,
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y: yPosition5 - 25,
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width: 100,
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height: 40,
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});
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}
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currentPage.drawLine({
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start: { x: 30, y: yPosition6 },
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end: { x: width - 30, y: yPosition6 },
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color: rgb(0.12, 0.12, 0.12),
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thickness: 0.5,
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});
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// Update y positions for the next entry
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yPosition1 = yPosition6 - 20;
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yPosition2 = yPosition1 - 20;
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yPosition3 = yPosition2 - 20;
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yPosition4 = yPosition3 - 20;
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yPosition5 = yPosition4 - 20;
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yPosition6 = yPosition6 - 140;
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});
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}
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const pdfBytes = await pdfDoc.save();
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return pdfBytes;
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}
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