1 files changed, 86 insertions, 0 deletions
diff --git a/priority.py b/priority.py
new file mode 100644
index 0000000..d053068
--- /dev/null
+++ b/priority.py
@@ -0,0 +1,86 @@
+# -*- coding: utf-8 -*-
+# date: 23 Mai 2009
+
+class Priority:
+    def __init__(self, name, id, color=None):
+        self.name = name.__str__()
+        self.id = id
+
+        if color is not None:
+            self.color = color
+        else:
+            self.color = id
+            
+    def getId(self):
+        return self.id
+
+    def getName(self):
+        return self.name
+
+    def getColor(self):
+        return self.color
+
+    def __str__(self):
+        return self.getName()
+
+class Priorities:
+    __shared_state = {}
+    priorities = {}
+    prioritiesMap = {}
+
+    def __init__(self):
+        self.__dict__ = self.__shared_state
+
+        if len(self.priorities) == 0:
+            self.__add__(Priority('Low', -100))
+            self.__add__(Priority('Normal', 0))
+            self.__add__(Priority('High', 100))
+        
+    def __getitem__(self, id):
+        return self.priorities[id]
+
+    def __setitem__(self, id, priority):
+        self.priorities[id] = priority
+        self.prioritiesMap[priority.getName()] = priority
+
+    def __delitem__(self, id):
+        priority = prioritie[key]
+        del(self.priorities[key])
+        del(self.prioritiesMap[priority.getName()])
+
+    def remove(self, priority):
+        del(self.priorities[key])
+        del(self.prioritiesMap[priority.getName()])
+        
+    def __contians__(self, priority):
+        return (priority in self.priorities)
+
+    def append(self, priority):
+        self.__setitem__(priority.getId(), priority)
+
+    def __add__(self, priority):
+        self.__setitem__(priority.getId(), priority)
+        return self
+
+    def __iter__(self):
+        return self.priorities.__iter__()
+
+    def getPriority(self, id=None, name=None):
+        try:
+            if id is not None:
+                return self[id]
+
+            if name is not None:
+                return self.prioritiesMap[name]
+        except(KeyError):
+            if name is None:
+                name = id
+
+            if id is None:
+                id = name
+
+            priority = Priority(id, name)
+            self.__add__(priority)            
+            return priority
+            
+        return None