Source Code for Module Products.ZenWidgets.PersistentMessage

 1  ############################################################################## 
 2  #  
 3  # Copyright (C) Zenoss, Inc. 2007, all rights reserved. 
 4  #  
 5  # This content is made available according to terms specified in 
 6  # License.zenoss under the directory where your Zenoss product is installed. 
 7  #  
 8  ############################################################################## 
 9   
10   
11  __doc__ = """ 
12  This is in a separate module to prevent recursive import. 
13  """ 
14   
15  import time 
16  from zope.interface import implements 
17   
18  from Products.ZenModel.ZenModelRM import ZenModelRM 
19  from Products.ZenRelations.RelSchema import * 
20  from Products.ZenWidgets.interfaces import IMessage 
21  from Products.ZenWidgets.messaging import INFO 
22   
23 -class PersistentMessage(ZenModelRM): 
24      """ 
25      A single message. Messages are stored as relations on UserSettings and in 
26      the session object. 
27      """ 
28      implements(IMessage) 
29   
30      _relations = (("messageQueue", ToOne( 
31        ToManyCont, "Products.ZenModel.UserSettings.UserSettings", "messages") 
32      ),) 
33   
34      title = None 
35      body = None 
36      timestamp = None 
37      priority = None 
38      _read = False 
39   
40 -    def __init__(self, id, title, body, priority=INFO, image=None): 
41          """ 
42          Initialization method. 
43   
44          @param title: The message title 
45          @type title: str 
46          @param body: The body of the message 
47          @type body: str 
48          @param priority: Message priority; one of INFO, WARNING, CRITICAL 
49          @type priority: int 
50          @param image: Optional URL of an image to be displayed in the message 
51          @type image: str 
52          """ 
53          super(PersistentMessage, self).__init__(id) 
54          self.title = title 
55          self.body = body 
56          self.priority = priority 
57          self.image = image 
58          self.timestamp = time.time() 
59   
60 -    def mark_as_read(self): 
61          """ 
62          Mark this message as read. 
63          """ 
64          self._read = True 
65   
66 -    def delete(self): 
67          """ 
68          Delete this message from the system. 
69          """ 
70          self.__primary_parent__._delObject(self.id) 
71