Send isAllowChangeComments flag to ChildSession.

We also set the variable on the core side in order to allow saving edited documents.

Signed-off-by: Gökay Şatır <gokaysatir@gmail.com>
Change-Id: I9ba97daca7013bf26b25fff785f175e3fb213dfb

common/Session.cpp

@@ -235,6 +235,10 @@ void Session::parseDocOptions(const StringVector& tokens, int& part, std::string
             _accessibilityState = value == "true";
             ++offset;
         }
+        else if (name == "isAllowChangeComments")
+        {
+            _isAllowChangeComments = value == "true";
+        }
     }
 
     Util::mapAnonymized(_userId, _userIdAnonym);

kit/Kit.cpp

@@ -1687,7 +1687,13 @@ std::shared_ptr<lok::Document> Document::load(const std::shared_ptr<ChildSession
     _loKitDocument->setViewTimezone(viewId, userTimezone.c_str());
     _loKitDocument->setAccessibilityState(viewId, accessibilityState);
     if (session->isReadOnly())
+    {
         _loKitDocument->setViewReadOnly(viewId, true);
+        if (session->isAllowChangeComments())
+        {
+            _loKitDocument->setAllowChangeComments(viewId, true);
+        }
+    }
 
     // viewId's monotonically increase, and CallbackDescriptors are never freed.
     _viewIdToCallbackDescr.emplace(viewId,

wsd/ClientSession.cpp

@@ -1217,6 +1217,11 @@ bool ClientSession::loadDocument(const char* /*buffer*/, int /*length*/,
 
         oss << " readonly=" << isReadOnly();
 
+        if (isAllowChangeComments())
+        {
+            oss << " isAllowChangeComments=true";
+        }
+
         if (loadPart >= 0)
         {
             oss << " part=" << loadPart;