feat: remove pretty json when response

feat: add retrieve single instance bulkdata

api/dicom-web/controller/metadata.js

@@ -60,7 +60,7 @@ function replaceBinaryData(data) {
         let binaryKeys = [];
         let flatDicomJson = flat(data);
         for (let key in flatDicomJson) {
-            if (key.includes("7FE00010")) continue;
+            //if (key.includes("7FE00010")) continue;
             if (flatDicomJson[key] == "OW" || flatDicomJson[key] == "OB") {
                 binaryKeys.push(key.substring(0, key.lastIndexOf(".vr")));
             }

api/dicom-web/controller/wado-rs-instances-bulkdata.js

@@ -0,0 +1,43 @@
+const mongodb = require("../../../models/mongodb");
+const _ = require('lodash');
+const uuid = require('uuid');
+const fs = require('fs');
+
+/**
+ * 
+ * @param {import('express').Request} req 
+ * @param {import('express').Response} res 
+ * @returns 
+ */
+module.exports = async function (req , res) {
+    let key = req.params.objKey;
+    let studyUID = req.params.studyUID;
+    let seriesUID = req.params.seriesUID;
+    let instanceUID = req.params.instanceUID;
+    let metadata = await mongodb["dicomBulkData"].findOne({
+        $and: [
+            {
+                studyUID: studyUID
+            },
+            {
+                seriesUID: seriesUID
+            },
+            {
+                instanceUID: instanceUID
+            },
+            {
+                filename: new RegExp(key , "gi")
+            }
+        ]
+    });
+    let bulkData = fs.readFileSync(`${process.env.DICOM_STORE_ROOTPATH}${metadata._doc.filename}`);
+
+    const BOUNDARY = `${uuid.v4()}-${uuid.v4()}`;
+    res.set("Content-Type" , `multipart/related; type=application/octet-stream; boundary=${BOUNDARY}`);
+    res.write(`--${BOUNDARY}\r\n`);
+    res.write(`Content-Type:multipart/related; type=application/octet-stream; boundary=${BOUNDARY}\r\n`);
+    res.write('Content-length: ' + bulkData.length + '\r\n\r\n');
+    res.write(bulkData);
+    res.write(`\r\n--${BOUNDARY}--`);
+    return res.end();
+}

api/dicom-web/index.js

@@ -14,6 +14,11 @@ router.get('/studies/:studyID/series/:seriesID' ,require('./controller/wado-rs')
 router.get('/studies/:studyID/series/:seriesID/instances/:instanceID' , require('./controller/wado-rs'));
 //#endregion
 
+//#region wado-rs-bulkdata
+router.get('/studies/:studyUID/series/:seriesUID/instances/:instanceUID/bulkdata/:objKey' , require('./controller/wado-rs-instances-bulkdata'));
+
+//#endregion
+
 //#region frameNumber
 router.get('/studies/:studyID/series/:seriesID/instances/:instanceID/frames/:frameList' , require('./controller/wado-rs-framenumber'));
 

routes.js

@@ -8,7 +8,7 @@ const bcrypt = require('bcrypt');
 const jwt = require('jsonwebtoken');
 module.exports = function (app, passport) {
 
-  app.set('json spaces', 4);
+  //app.set('json spaces', 4);
 
   app.get('/login', function (req, res) {
     if (req.user) {