Node, BusinessProcess: add and unify helpers

BusinessProcess will be reduced and is going to be a special root node

library/Bpapp/BusinessProcess.php

@@ -18,10 +18,39 @@ class BusinessProcess
     protected $root_nodes = array();
     protected $all_checks = array();
     protected $hosts = array();
+    protected $simulationMode = false;
+    protected $editMode = false;
 
     public function __construct()
     {
     }
+
+    public function hasBeenChanged()
+    {
+        return false;
+    }
+
+    public function setSimulationMode($mode = true)
+    {
+        $this->simulationMode = (bool) $mode;
+        return $this;
+    }
+
+    public function isSimulationMode()
+    {
+        return $this->simulationMode;
+    }
+
+    public function setEditMode($mode = true)
+    {
+        $this->editMode = (bool) $mode;
+        return $this;
+    }
+
+    public function isEditMode()
+    {
+        return $this->editMode;
+    }
 /*
     public function getObjectIds()
     {
@@ -113,11 +142,26 @@ class BusinessProcess
         return $this;
     }
 
+    public function getChildren()
+    {
+        return $this->getRootNodes();
+    }
+
+    public function countChildren()
+    {
+        return count($this->root_nodes);
+    }
+
     public function getRootNodes()
     {
         return $this->root_nodes;
     }
 
+    public function getNodes()
+    {
+        return $this->nodes;
+    }
+
     public function hasNode($name)
     {
         return array_key_exists($name, $this->nodes);

library/Bpapp/Node.php

@@ -39,6 +39,11 @@ abstract class Node
         return $this;
     }
 
+    public function hasBeenChanged()
+    {
+        return false;
+    }
+
     public function isMissing()
     {
         return $this->missing;
@@ -123,6 +128,11 @@ abstract class Node
         return $this->duration;
     }
 
+    public function isHandled()
+    {
+        return $this->isInDowntime() || $this->isAcknowledged();
+    }
+
     public function isInDowntime()
     {
         if ($this->downtime === null) {
@@ -139,11 +149,32 @@ abstract class Node
         return $this->ack;
     }
 
+
+    public function isSimulationMode()
+    {
+        return $this->bp->isSimulationMode();
+    }
+
+    public function isEditMode()
+    {
+        return $this->bp->isEditMode();
+    }
+
     public function hasChildren()
     {
         return false;
     }
 
+    public function countChildren()
+    {
+        return 0;
+    }
+
+    public function getChildren()
+    {
+        return array();
+    }
+
     public function __toString()
     {
         return $this->name;