Merge pull request #140 from gisce/allow_set_before_save_record_fnct

Allow set a function to execute before save on Records

Koo/Model/Record.py

@@ -78,6 +78,7 @@ def __init__(self, ident, group, parent=None, new=False):
         self.invalidFields = []
         self.read_time = time.time()
         self.new = new
+        self.before_save_fnc = None
 
     def __del__(self):
         self.rpc = None
@@ -100,6 +101,9 @@ def __del__(self):
             Debug.printReferrers(self)
         self.group = None
 
+    def set_before_save_fnc(self, func):
+        self.before_save_fnc = func
+
     def _getModified(self):
         return self._modified
 
@@ -356,6 +360,9 @@ def save(self, reload=True):
 
         from .Group import RecordGroup
 
+        if self.before_save_fnc:
+            self.before_save_fnc()
+
         self.ensureIsLoaded()
         if not self.id:
             value = self.get(get_readonly=False)