Fixes #2327 (used "seconds" instead)

src/core.py

@@ -1755,8 +1755,9 @@ class Core(object):
             room = room[1:]
         current_status = self.get_status()
         if tab and not tab.joined:
+            seconds = (int(time.time()) - tab.last_connection) if tab.last_connection != 0 else 0
             muc.join_groupchat(self.xmpp, room, nick, password,
-                               histo_length, current_status.message, current_status.show)
+                               histo_length, current_status.message, current_status.show, seconds=seconds)
         if not tab:
             self.open_new_room(room, nick)
             muc.join_groupchat(self.xmpp, room, nick, password,

src/multiuserchat.py

@@ -56,8 +56,24 @@ def change_nick(xmpp, jid, nick, status=None, show=None):
     """
     xmpp.make_presence(pshow=show, pstatus=status, pto='%s/%s' % (jid, nick)).send()
 
-def join_groupchat(xmpp, jid, nick, passwd='', maxhistory=None, status=None, show=None):
+def join_groupchat(xmpp, jid, nick, passwd='', maxhistory=None, status=None, show=None, seconds=0):
+    if not seconds:
         xmpp.plugin['xep_0045'].joinMUC(jid, nick, maxhistory=maxhistory, password=passwd, pstatus=status, pshow=show)
+    else:
+        # hackish but modifying the plugin is not worth it (since it is bound to be rewritten)
+        stanza = xmpp.makePresence(pto="%s/%s" % (jid, nick), pstatus=status, pshow=show)
+        x = ET.Element('{http://jabber.org/protocol/muc}x')
+        if passwd:
+            passelement = ET.Element('password')
+            passelement.text = passwd
+            x.append(passelement)
+        history = ET.Element('history')
+        history.attrib['seconds'] = str(seconds)
+        x.append(history)
+        stanza.append(x)
+        stanza.send()
+        xmpp.plugin['xep_0045'].rooms[jid] = {}
+        xmpp.plugin['xep_0045'].our_nicks[jid] = nick
 
 def leave_groupchat(xmpp, jid, own_nick, msg):
     """

src/tabs.py

@@ -33,6 +33,7 @@ import xhtml
 import weakref
 import timed_events
 import os
+import time
 
 import multiuserchat as muc
 
@@ -584,6 +585,7 @@ class MucTab(ChatTab):
         self.info_header = windows.MucInfoWin()
         self.input = windows.MessageInput()
         self.ignores = []       # set of Users
+        self.last_connection = 0
         # keys
         self.key_func['^I'] = self.completion
         self.key_func['M-u'] = self.scroll_user_list_down
@@ -1354,6 +1356,7 @@ class MucTab(ChatTab):
         Set the state of the room as not joined, so
         we can know if we can join it, send messages to it, etc
         """
+        self.last_connection = int(time.time())
         self.users = []
         if self is not self.core.current_tab():
             self.state = 'disconnected'