SynBioHub · danielfang97 · Aug 13, 2026 · Aug 11, 2026
diff --git a/backend/src/main/java/com/synbiohub/sbh3/controllers/PermissionController.java b/backend/src/main/java/com/synbiohub/sbh3/controllers/PermissionController.java
@@ -26,7 +26,7 @@ public ResponseEntity<String> addOwner(@Parameter(description = "Key/value pairs
     }
 
     @Operation(summary = "Remove owner (Unimplemented)", description = "Removes an owner from a registry object. Currently an empty stub.", deprecated = true)
-    @PostMapping(value = "/removeOwner/**")
+    @PostMapping(value = "/removeOwner")
     public ResponseEntity<String> removeOwner(@Parameter(description = "Key/value pairs including uri and user email") @RequestParam Map<String, String> allParams, @Parameter(description = "JWT Token") @RequestHeader("X-authorization") String xauth) {
         return new ResponseEntity<>(HttpStatus.OK);
     }

diff --git a/backend/src/main/java/com/synbiohub/sbh3/controllers/SearchController.java b/backend/src/main/java/com/synbiohub/sbh3/controllers/SearchController.java
@@ -204,7 +204,10 @@ public JsonNode getSharedObjects() throws IOException, JsonProcessingException {
             @ApiResponse(responseCode = "200", description = "JSON array of sub-collection metadata"),
             @ApiResponse(responseCode = "500", description = "SPARQL query or database error")
     })
-    @GetMapping("/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/subCollections")
+    @GetMapping({
+            "/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/subCollections",
+            "/{visibility}/{collectionID}/{displayID}/{version}/subCollections"
+    })
     public String getSubCollections(
             @Parameter(description = "Visibility scope (e.g. 'public')") @PathVariable("visibility") String visibility,
             @Parameter(description = "Collection database ID") @PathVariable("collectionID") String collectionID,
@@ -229,7 +232,10 @@ public String getSubCollections(
             @ApiResponse(responseCode = "200", description = "JSON array of twin component metadata"),
             @ApiResponse(responseCode = "500", description = "SPARQL query or database error")
     })
-    @GetMapping("/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/twins")
+    @GetMapping({
+            "/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/twins",
+            "/{visibility}/{collectionID}/{displayID}/{version}/twins"
+    })
     public String getTwins(
             @Parameter(description = "Visibility scope (e.g. 'public')") @PathVariable("visibility") String visibility,
             @Parameter(description = "Collection database ID") @PathVariable("collectionID") String collectionID,
@@ -255,7 +261,10 @@ public String getTwins(
             @ApiResponse(responseCode = "200", description = "Plaintext count of twin components"),
             @ApiResponse(responseCode = "500", description = "SPARQL query or database error")
     })
-    @GetMapping("/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/twinsCount")
+    @GetMapping({
+            "/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/twinsCount",
+            "/{visibility}/{collectionID}/{displayID}/{version}/twinsCount"
+    })
     public String getTwinsCount(
             @Parameter(description = "Visibility scope (e.g. 'public')") @PathVariable("visibility") String visibility,
             @Parameter(description = "Collection database ID") @PathVariable("collectionID") String collectionID,
@@ -282,7 +291,10 @@ public String getTwinsCount(
             @ApiResponse(responseCode = "200", description = "JSON array of similar component metadata"),
             @ApiResponse(responseCode = "500", description = "SPARQL query or database error, or SBOLExplorer not enabled")
     })
-    @GetMapping("/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/similar")
+    @GetMapping({
+            "/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/similar",
+            "/{visibility}/{collectionID}/{displayID}/{version}/similar"
+    })
     public String getSimilar(
             @Parameter(description = "Visibility scope (e.g. 'public')") @PathVariable("visibility") String visibility,
             @Parameter(description = "Collection database ID") @PathVariable("collectionID") String collectionID,
@@ -309,7 +321,10 @@ public String getSimilar(
             @ApiResponse(responseCode = "200", description = "Plaintext count of similar components"),
             @ApiResponse(responseCode = "500", description = "SPARQL query or database error, or SBOLExplorer not enabled")
     })
-    @GetMapping("/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/similarCount")
+    @GetMapping({
+            "/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/similarCount",
+            "/{visibility}/{collectionID}/{displayID}/{version}/similarCount"
+    })
     public String getSimilarCount(
             @Parameter(description = "Visibility scope (e.g. 'public')") @PathVariable("visibility") String visibility,
             @Parameter(description = "Collection database ID") @PathVariable("collectionID") String collectionID,
@@ -337,7 +352,10 @@ public String getSimilarCount(
             @ApiResponse(responseCode = "200", description = "JSON array of referencing object metadata"),
             @ApiResponse(responseCode = "500", description = "SPARQL query or database error")
     })
-    @GetMapping("/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/uses")
+    @GetMapping({
+            "/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/uses",
+            "/{visibility}/{collectionID}/{displayID}/{version}/uses"
+    })
     public String getUses(
             @Parameter(description = "Visibility scope (e.g. 'public')") @PathVariable("visibility") String visibility,
             @Parameter(description = "Collection database ID") @PathVariable("collectionID") String collectionID,
@@ -365,7 +383,10 @@ public String getUses(
             @ApiResponse(responseCode = "200", description = "Plaintext count of referencing objects"),
             @ApiResponse(responseCode = "500", description = "SPARQL query or database error")
     })
-    @GetMapping("/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/usesCount")
+    @GetMapping({
+            "/{visibility:.+}/{collectionID:.+}/{displayID:.+}/{version:.+}/**/usesCount",
+            "/{visibility}/{collectionID}/{displayID}/{version}/usesCount"
+    })
     public String getUsesCount(
             @Parameter(description = "Visibility scope (e.g. 'public')") @PathVariable("visibility") String visibility,
             @Parameter(description = "Collection database ID") @PathVariable("collectionID") String collectionID,
@@ -445,7 +466,7 @@ public String getTypeCount(@Parameter(description = "SBOL object type (e.g. Comp
             @ApiResponse(responseCode = "200", description = "SPARQL query results as JSON"),
             @ApiResponse(responseCode = "500", description = "SPARQL syntax error or database error")
     })
-    @RequestMapping(value = "/sparql", headers = "Accept=application/json")
+    @GetMapping(value = "/sparql", headers = "Accept=application/json")
     @ResponseBody
     public String getSPARQL(@Parameter(description = "Query parameters: 'query' (SPARQL query string) and optional 'default-graph-uri'") @RequestParam Map<String, String> params) throws IOException {
         return sparqlService.read(sparqlService.getExplorerUrl(), params.get("default-graph-uri"), params.get("query"));

diff --git a/backend/src/main/java/com/synbiohub/sbh3/controllers/SubmitController.java b/backend/src/main/java/com/synbiohub/sbh3/controllers/SubmitController.java
@@ -40,12 +40,6 @@ public ResponseEntity<String> submit(
         return submitService.submit(allParams, file);
     }
 
-    @Operation(summary = "Create new collection (Unimplemented)", description = "Currently an empty stub.", deprecated = true)
-    @PostMapping(value = "/newCollection")
-    public void createNewCollection(@RequestParam(required = false) Map<String, String> submissionData) {
-
-    }
-
     @Operation(summary = "Make object public (Unimplemented)", description = "Currently an empty stub.", deprecated = true)
     @PreAuthorize("hasAuthority('CURATOR')")
     @PostMapping(value = "/makePublic")
@@ -71,12 +65,6 @@ public void replaceObject(@RequestParam Map<String, String> allParams) {
         // should just call remove object then add object
     }
 
-    @Operation(summary = "Add object (Unimplemented)", description = "Currently an empty stub.", deprecated = true)
-    @PostMapping(value = "/add")
-    public void addObject(@RequestBody(required = false) SBOLDocument sbolDocument) {
-
-    }
-
     @Operation(summary = "Update icon (Unimplemented)", description = "Currently an empty stub.", deprecated = true)
     @PostMapping(value = "/icon")
     public ResponseEntity<String> updateIcon(@RequestParam Map<String, String> allParams) {

diff --git a/frontend/components/Viewing/ViewHeader.js b/frontend/components/Viewing/ViewHeader.js
@@ -4,7 +4,7 @@ import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
 import styles from '../../styles/view.module.css';
 
 import React, { useRef, useEffect } from 'react';
-import { useSelector } from 'react-redux';
+import { useDispatch, useSelector } from 'react-redux';
 import { useState } from 'react';
 import { useRouter } from 'next/router';
 
@@ -14,6 +14,9 @@ import Link from 'next/link';
 
 import { isUriOwner } from './Shell';
 import getConfig from 'next/config';
+import { processUrl } from '../Admin/Registries';
+import getMemberOfCollections from '../../sparql/getMemberOfCollections';
+import getQueryResponse from '../../sparql/tools/getQueryResponse';
 const { publicRuntimeConfig } = getConfig();
 
 function renderSplitTitle(title) {
@@ -46,8 +49,11 @@ export default function ViewHeader(properties) {
   const [isEditingDescription, setIsEditingDescription] = useState(false);
   const [editedDescription, setEditedDescription] = useState(properties.description);
   const [counts, setCounts] = useState({ twins: 0, uses: 0, similar: 0 });
+  const [parentCollectionUrl, setParentCollectionUrl] = useState(null);
 
   const token = useSelector(state => state.user.token);
+  const dispatch = useDispatch();
+  const registries = JSON.parse(localStorage.getItem('registries')) || {};
 
   useEffect(() => {
     const base = `${publicRuntimeConfig.backend}/${getAfterThirdSlash(properties.uri)}`;
@@ -71,6 +77,43 @@ export default function ViewHeader(properties) {
     .catch(err => console.error("Error fetching linked counts:", err));
   }, [properties.uri, token]);
 
+  // Resolve parent collection for "Back to Collection"; hide when none (e.g. root collection)
+  useEffect(() => {
+    let cancelled = false;
+    setParentCollectionUrl(null);
+
+    if (!properties.uri) return undefined;
+
+    getQueryResponse(
+      dispatch,
+      getMemberOfCollections,
+      { uri: properties.uri },
+      token
+    )
+      .then(async collections => {
+        if (cancelled) return;
+        if (!collections || collections.length === 0) {
+          setParentCollectionUrl(null);
+          return;
+        }
+        const processed = await processUrl(collections[0].subject, registries);
+        if (cancelled) return;
+        setParentCollectionUrl(
+          processed.urlRemovedForLink || processed.original || null
+        );
+      })
+      .catch(err => {
+        if (!cancelled) {
+          console.error('Error fetching parent collection:', err);
+          setParentCollectionUrl(null);
+        }
+      });
+
+    return () => {
+      cancelled = true;
+    };
+  }, [properties.uri, token, dispatch]);
+
   const theme = JSON.parse(localStorage.getItem('theme')) || {};
 
   var displayTitle = properties.type;
@@ -379,6 +422,19 @@ export default function ViewHeader(properties) {
                 </button>
               )} */}
 
+              {parentCollectionUrl && (
+                <button
+                  type="button"
+                  className={styles.button}
+                  onClick={() => router.push(parentCollectionUrl)}
+                  style={{
+                    backgroundColor: theme?.themeParameters?.[0]?.value || '#333',
+                    color: theme?.themeParameters?.[1]?.value || '#fff'
+                  }}
+                >
+                  Back to Root Collection
+                </button>
+              )}
               {(search.twins || search.uses || search.similar) && (
                 <span>Search For:</span>
               )}