Api endpoint logic to gather the ACL of a credential

appinfo/routes.php

@@ -59,6 +59,7 @@ return [
         ['name' => 'share#getPublicCredentialData', 'url' => '/api/v2/sharing/credential/{credential_guid}/public', 'verb' => 'GET'],
         ['name' => 'share#unshareCredential', 'url' => '/api/v2/sharing/credential/{item_guid}', 'verb' => 'DELETE'],
         ['name' => 'share#getRevisions', 'url' => '/api/v2/sharing/credential/{item_guid}/revisions', 'verb' => 'GET'],
+        ['name' => 'share#getItemAcl', 'url' => '/api/v2/sharing/credential/{item_guid}/acl', 'verb' => 'GET'],
 
 		//Internal API
 		['name' => 'internal#remind', 'url' => '/api/internal/notifications/remind/{credential_id}', 'verb' => 'POST'],

controller/sharecontroller.php

@@ -322,4 +322,20 @@ class ShareController extends ApiController {
             return new NotFoundResponse();
         }
     }
+
+    public function getItemAcl($item_guid){
+        $acl = $this->shareService->getCredentialAclList($item_guid);
+        try {
+            $credential = $this->credentialService->getCredentialByGUID($item_guid);
+            if ($credential->getUserId() == $this->userId){
+                return new JSONResponse($acl);
+            }
+            else{
+                return new NotFoundResponse();
+            }
+        }
+        catch (DoesNotExistException $ex){
+            return new NotFoundResponse();
+        }
+    }
 }

lib/Db/CredentialMapper.php

@@ -134,4 +134,14 @@ class CredentialMapper extends Mapper {
 	public function upd(Credential $credential){
 		$this->update($credential);
 	}
+
+    /**
+     * Finds a credential by the given guid
+     * @param $credential_guid
+     * @return Credential
+     */
+	public function getCredentialByGUID($credential_guid){
+	    $q = 'SELECT * FROM `*PREFIX*passman_credentials` WHERE guid = ? ';
+        return $this->findEntity($q, [$credential_guid]);
+    }
 }

lib/Service/CredentialService.php

@@ -73,4 +73,8 @@ class CredentialService {
 	public function getCredentialLabelById($credential_id){
 		return $this->credentialMapper->getCredentialLabelById($credential_id);
 	}
+
+	public function getCredentialByGUID($credential_guid){
+	    return $this->credentialMapper->getCredentialByGUID($credential_guid);
+    }
 }