add new option <parent> in command <open>

CHANGELOG

@@ -1,7 +1,11 @@
 gJsonRPCPlugin versions
 
+2020-12-29 1.2
+add option <parent> in command <open> to specify position in object tree
+
 2020-12-29 1.1
 add option <name> in command <open> to specify name caption in CC treeview 
+Fix compilation with the stereo version of CC
 
 2020-12-29 1.0
 add command <version> to get version information

README.md

@@ -86,7 +86,8 @@ interface
   filter: string, optional, filter identificator, if not given then CloudCompare identifies fileformat based on extension
   silent: bool, optional, if true, then filterdialog is suppressed
   transformation: list of float (16values), optional, after import this transformation matrix is applied to the object,
-  name: specify name in CC object treeview
+  name: specify caption name in CC object treeview
+  parent: specify position in CC object treeview, parent  names are separated by "/"
 - clear - clear all objects
 - version - return version number of plugin
 ```

include/JsonRPCPlugin.h

@@ -42,7 +42,10 @@ public slots:
 private:
 	//! Default action
     QAction* m_action{nullptr};
-    const QString version{"1.1"};
+    const QString version{"1.2"};
+
+    QString recursiveName(ccHObject *);
+    ccHObject *createParent(QString path);
 protected:
 	/// server that emit the execute signals
     JsonRPCServer rpc_server;

src/JsonRPCPlugin.cpp

@@ -152,6 +152,16 @@ JsonRPCResult JsonRPCPlugin::execute(QString method, QMap<QString, QVariant> par
                 newGroup->setName(objname);
             }
 
+            QString parentname = params["parent"].toString().trimmed();
+            if(!parentname.isEmpty())
+            {
+                auto parent = createParent(parentname);
+                if(parent)
+                {
+                    parent->addChild(newGroup);
+                }
+            }
+
             m_app->addToDB(newGroup);
             need_redraw = true;
             result = JsonRPCResult::success(0);
@@ -190,3 +200,57 @@ JsonRPCResult JsonRPCPlugin::execute(QString method, QMap<QString, QVariant> par
 
     return result;
 }
+
+// concatenate the names recursively
+QString JsonRPCPlugin::recursiveName(ccHObject *obj)
+{
+    QString name;
+
+    while(obj) {
+        name.prepend(obj->getName()+"/");
+        obj = obj->getParent();
+    }
+
+    return name;
+}
+
+
+// select objects along the path and create if not existing
+ccHObject *JsonRPCPlugin::createParent(QString path)
+{
+    QStringList tokens = path.split("/");
+    qDebug() << "createParent() " << path << tokens;
+    auto parent = m_app->dbRootObject();
+    while(!tokens.isEmpty() && parent)
+    {
+        if(!tokens.first().trimmed().isEmpty())
+        {
+            ccHObject *next{nullptr};
+            ccHObject::Container filteredChildren;
+            parent->filterChildren(filteredChildren, false, CC_TYPES::HIERARCHY_OBJECT, true);
+            for(const auto &child: filteredChildren)
+            {
+                qDebug() << "iterate name:" << child->getName() << ", type:" << child->getClassID() << " recursive: " << recursiveName(child);
+
+                if(child->getName().compare(tokens.first().trimmed(), Qt::CaseInsensitive) == 0) {
+                    // name matches
+                    next = child;
+                    break;
+                }
+            }
+            if(!next)
+            {
+                // not found; create one
+                next = new ccHObject(tokens.first().trimmed());
+                if(!next) {
+                    return parent;
+                }
+                parent->addChild(next);
+                m_app->addToDB(next);
+            }
+            parent = next;
+        }
+        tokens.removeFirst();
+    }
+    return parent;
+}

test/client_open2.py

@@ -6,7 +6,7 @@ import websockets
 async def hello():
     uri = "ws://localhost:6001"
     async with websockets.connect(uri) as websocket:
-        await websocket.send('{"jsonrpc": "2.0", "method": "open", "params": {"filename": "/home/adib/Dokumente/teapot.ply", "filter":"PLY mesh (*.ply)", "silent":true, "name":"testpod"}, "id": 4}')
+        await websocket.send('{"jsonrpc": "2.0", "method": "open", "params": {"filename": "/home/adib/Dokumente/teapot.ply", "filter":"PLY mesh (*.ply)", "silent":true, "name":"testpod", "parent":"one/two/three"}, "id": 4}')
         result = await websocket.recv()
         print("result: ", result)