New way of checking for new versions

relational/maintenance.py

@@ -1,20 +1,20 @@
 # -*- coding: utf-8 -*-
 # Relational
 # Copyright (C) 2008  Salvo "LtWorf" Tomaselli
-# 
+#
 # Relation is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
-# 
+#
 # author Salvo "LtWorf" Tomaselli <tiposchi@tiscali.it>
 #
 # Stuff non-related to relational algebra, but used for maintenance.
@@ -26,7 +26,7 @@ import relation
 def send_survey(data):
     '''Sends the survey. Data must be a dictionary.
     returns the http response'''
-    
+
     post=''
     for i in data.keys():
         post+='%s: %s\n' %(i,data[i])
@@ -36,11 +36,11 @@ def send_survey(data):
     headers = {"Content-type": "application/x-www-form-urlencoded","Accept": "text/plain"}
     #connection = httplib.HTTPConnection('galileo.dmi.unict.it')
     #connection.request("POST","/~ltworf/survey.php",params,headers)
-    
+
     connection = httplib.HTTPConnection('feedback-ltworf.appspot.com')
     connection.request("POST","/feedback/relational",params,headers)
-    
-    
+
+
     return connection.getresponse()
 
 
@@ -48,54 +48,48 @@ def check_latest_version():
     '''Returns the latest version available.
     Heavely dependent on server and server configurations
     not granted to work forever.'''
-    connection = httplib.HTTPConnection('galileo.dmi.unict.it')
-    connection.request("GET","/svn/relational/tags/")
+    connection = httplib.HTTPConnection('feedback-ltworf.appspot.com')
+    connection.request("GET","/version/relational")
     r=connection.getresponse()
-    
+
     #html
     s=r.read()
     if len(s)==0:
         return None
-    
-    l= s[s.find('<ul>')+4:s.find('</ul>')].split('\n')
-    l.sort()
-    a=l[len(l)-1]
-    
-    s=a.find('"')+1
-    return a[s:a.find('"',s)-1]
+    return s.strip()
+
 
 class interface (object):
     '''It is used to provide services to the user interfaces, in order to
     reduce the amount of duplicated code present in different user interfaces.
     '''
-    
+
     def __init__(self):
         self.rels= {}
-    
+
     def load(self,filename,name):
         '''Loads a relation from file, and gives it a name to
         be used in subsequent queries.'''
         pass
-    
+
     def unload(self,name):
         '''Unloads an existing relation.'''
         pass
-    
+
     def store(self,filename,name):
         '''Stores a relation to file.'''
         pass
-    
+
     def get_relation(self,name):
         '''Returns the relation corresponding to name.'''
         pass
-    
+
     def set_relation(self,name,rel):
         '''Sets the relation corresponding to name.'''
         pass
-    
+
     def execute(self,query,relname='last_'):
         '''Executes a query, returns the result and if
         relname is not None, adds the result to the
         dictionary, with the name given in relname.'''
         pass
-