[ISSUE-959]: Added QR_TYPE configuration and W3C_VC qr type support

docker-compose.yml

@@ -277,6 +277,7 @@ services:
       - CREDENTIAL_SERVICE_BASE_URL=${CREDENTIAL_SERVICE_BASE_URL}
       - JWKS_URI=${JWKS_URI}
       - ENABLE_AUTH=${ENABLE_AUTH}
+      - QR_TYPE=${QR_TYPE}
     healthcheck:
       test:
         [ "CMD-SHELL", "curl -f http://localhost:3000/health || exit 1" ]

services/credentials-service/package.json

@@ -50,6 +50,7 @@
     "jsonld": "^8.3.2",
     "jsonld-signatures": "7.0.0",
     "jsonwebtoken": "^8.5.1",
+    "jszip": "^3.10.1",
     "prisma": "4.8.1",
     "qrcode": "^1.5.1",
     "reflect-metadata": "^0.1.13",

services/credentials-service/src/credentials/utils/rendering.utils.service.ts

@@ -8,17 +8,28 @@ import { JwtCredentialSubject } from 'src/app.interface';
 import wkhtmltopdf from 'wkhtmltopdf';
 import { compile } from 'handlebars';
 // eslint-disable-next-line @typescript-eslint/no-var-requires
-const QRCode = require('qrcode');
+import QRCode from 'qrcode';
+import JSZip from 'jszip';
 
 @Injectable()
 export class RenderingUtilsService {
   private logger = new Logger(RenderingUtilsService.name);
 
   async generateQR(cred: W3CCredential) {
     try {
-      const verificationURL = `${process.env.CREDENTIAL_SERVICE_BASE_URL}/credentials/${cred.id}/verify`;
-      const QRData = await QRCode.toDataURL(verificationURL);
-      return QRData;
+      let qrData = `${process.env.CREDENTIAL_SERVICE_BASE_URL}/credentials/${cred.id}/verify`;
+      if(process?.env?.QR_TYPE === "W3C_VC") {
+        const zip = new JSZip();
+        zip.file("certificate.json", JSON.stringify(cred), {
+          compression: "DEFLATE"
+        });
+        qrData = await zip.generateAsync({type: 'string', compression: "DEFLATE"})
+          .then(function (content) {
+            return content;
+          });
+        return QRCode.toDataURL(qrData, {scale: 3});
+      }
+      return QRCode.toDataURL(qrData);
     } catch (err) {
       this.logger.error('Error rendering QR: ', err);
       throw new InternalServerErrorException('Error rendering QR');

services/credentials-service/yarn.lock

@@ -3732,6 +3732,11 @@ ignore@^5.2.0:
   resolved "https://registry.npmjs.org/ignore/-/ignore-5.3.1.tgz"
   integrity sha512-5Fytz/IraMjqpwfd34ke28PTVMjZjJG2MPn5t7OE4eUCUNf8BAa7b5WUS9/Qvr6mwOQS7Mk6vdsMno5he+T8Xw==
 
+immediate@~3.0.5:
+  version "3.0.6"
+  resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.0.6.tgz#9db1dbd0faf8de6fbe0f5dd5e56bb606280de69b"
+  integrity sha512-XXOFtyqDjNDAQxVfYxuF7g9Il/IbWmmlQg2MYKOH8ExIT1qg6xc4zyS3HaEEATgs1btfzxq15ciUiY7gjSXRGQ==
+
 import-fresh@^3.2.1:
   version "3.3.0"
   resolved "https://registry.npmjs.org/import-fresh/-/import-fresh-3.3.0.tgz"
@@ -4617,6 +4622,16 @@ jsprim@^1.2.2:
     json-schema "0.4.0"
     verror "1.10.0"
 
+jszip@^3.10.1:
+  version "3.10.1"
+  resolved "https://registry.yarnpkg.com/jszip/-/jszip-3.10.1.tgz#34aee70eb18ea1faec2f589208a157d1feb091c2"
+  integrity sha512-xXDvecyTpGLrqFrvkrUSoxxfJI5AH7U8zxxtVclpsUtMCq4JQ290LY8AW5c7Ggnr/Y/oK+bQMbqK2qmtk3pN4g==
+  dependencies:
+    lie "~3.3.0"
+    pako "~1.0.2"
+    readable-stream "~2.3.6"
+    setimmediate "^1.0.5"
+
 jwa@^1.4.1:
   version "1.4.1"
   resolved "https://registry.npmjs.org/jwa/-/jwa-1.4.1.tgz"
@@ -4672,6 +4687,13 @@ levn@^0.4.1:
     prelude-ls "^1.2.1"
     type-check "~0.4.0"
 
+lie@~3.3.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/lie/-/lie-3.3.0.tgz#dcf82dee545f46074daf200c7c1c5a08e0f40f6a"
+  integrity sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==
+  dependencies:
+    immediate "~3.0.5"
+
 [email protected]:
   version "5.9.1"
   resolved "https://registry.yarnpkg.com/light-my-request/-/light-my-request-5.9.1.tgz#076f8d4cc4639408cc48381d4f2860212d469d4b"
@@ -5218,6 +5240,11 @@ pako@^2.0.4:
   resolved "https://registry.npmjs.org/pako/-/pako-2.1.0.tgz"
   integrity sha512-w+eufiZ1WuJYgPXbV/PO3NCMEc3xqylkKHzp8bxp1uW4qaSNQUkwmLLEc3kKsfz8lpV1F8Ht3U1Cm+9Srog2ug==
 
+pako@~1.0.2:
+  version "1.0.11"
+  resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.11.tgz#6c9599d340d54dfd3946380252a35705a6b992bf"
+  integrity sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==
+
 parent-module@^1.0.0:
   version "1.0.1"
   resolved "https://registry.npmjs.org/parent-module/-/parent-module-1.0.1.tgz"
@@ -5549,7 +5576,7 @@ react-is@^18.0.0:
   resolved "https://registry.npmjs.org/react-is/-/react-is-18.2.0.tgz"
   integrity sha512-xWGDIW6x921xtzPkhiULtthJHoJvBbF3q26fzloPCK0hsvxtPVelvftw3zjbHWSkR2km9Z+4uxbDDK/6Zw9B8w==
 
-readable-stream@^2.2.2:
+readable-stream@^2.2.2, readable-stream@~2.3.6:
   version "2.3.8"
   resolved "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.8.tgz"
   integrity sha512-8p0AUk4XODgIewSi0l8Epjs+EVnWiK7NoDIEGU0HhE7+ZyY8D1IMY7odu5lRrFXGg71L15KG8QrPmum45RTtdA==