Added test and query call

endpoints/querypermiss.js

@@ -0,0 +1,40 @@
+//Call for querying what permissions a particular user has over a particular object
+//
+
+const handleQuery = (req, res, db) => {
+    //Parsing req body 
+    const { requser, reqobject} =req.body;
+    //Checking for permissions in joined tables for cases of directly associated
+    //or inherited permissions
+    db.transaction ( trx => {
+        trx.select('type')
+        .from('groups')
+        .fullOuterJoin('permissions', 'groups.groupname', 'permissions.owner')
+        .where('objname', 'ilike', reqobject)
+        //Check for inherited permissions
+        .andWhere('username', 'ilike', requser)
+        //Check for directly associated permissions
+        .orWhere('owner', 'ilike', requser)
+        .andWhere('ownertype', 'ilike', 'user')
+        .then ( found => {
+            if (found.length!==0) {
+                //Responding with aray of permission types instead of array of objects
+                res.json(found.map( (perm, index) => {
+                    return perm.type;
+                }));
+            }
+            else {
+                res.status(400).json('No query object permissions found.')
+            }
+            
+        })
+        .then(trx.commit)
+        .catch(trx.rollback)
+        .catch (err => res.status(400).json('Error accesing database.'))
+    })
+
+}
+
+module.exports = {
+    handleQuery
+}