From c0574f16ca7960a3301230ba36ba96148818e229 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Wed, 16 May 2018 05:29:39 +0200
Subject: Add method to get user groups

---
 src/Database.cpp        |  5 +++++
 src/DatabaseStorage.cpp | 14 ++++++++++++++
 2 files changed, 19 insertions(+)

(limited to 'src')

diff --git a/src/Database.cpp b/src/Database.cpp
index 82cb21e..241d9a5 100644
--- a/src/Database.cpp
+++ b/src/Database.cpp
@@ -665,4 +665,9 @@ namespace odhtdb
     {
         return databaseStorage.getStoredUserNodeDataDecrypted(username, password);
     }
+    
+    vector<OwnedMemory> Database::getUserGroups(const Hash &nodeHash, const Signature::PublicKey &userPublicKey) const
+    {
+        return databaseStorage.getUserGroups(nodeHash, userPublicKey);
+    }
 }
diff --git a/src/DatabaseStorage.cpp b/src/DatabaseStorage.cpp
index 3140c96..ed190e8 100644
--- a/src/DatabaseStorage.cpp
+++ b/src/DatabaseStorage.cpp
@@ -1025,6 +1025,20 @@ namespace odhtdb
         fileOverwrite(remoteNodesFilePath, DataView(remoteNodePacker.serializer.getBuffer().data(), remoteNodePacker.serializer.getBuffer().size()));
     }
     
+    vector<OwnedMemory> DatabaseStorage::getUserGroups(const Hash &nodeHash, const Signature::PublicKey &userPublicKey) const
+    {
+        vector<OwnedMemory> result;
+        SqlQuery query(sqliteDb, "SELECT groupId FROM NodeUserGroupAssoc WHERE node = ? AND userPublicKey = ?", { DataView(nodeHash.getData(), nodeHash.getSize()), DataView((void*)userPublicKey.getData(), userPublicKey.getSize()) });
+        while(query.next())
+        {
+            const DataView groupIdRaw = query.getBlob(0);
+            OwnedMemory groupId(new u8[groupIdRaw.size], groupIdRaw.size);
+            memcpy(groupId.data, groupIdRaw.data, groupIdRaw.size);
+            result.emplace_back(move(groupId));
+        }
+        return result;
+    }
+    
     bool DatabaseStorage::decryptNodeData(const Hash &nodeHash, const shared_ptr<OwnedMemory> decryptionKey)
     {
         sqlite3_reset(selectNodeStmt);
-- 
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