Source Code for Module modules.contacts_remotevcf

 1  """ 
 2  Syncronize with a remote VCF file 
 3   
 4  This file is part of Pisi. 
 5   
 6  This module is based on contacts_vcf and generic_remote and is only pulling functionality from these two modules together. 
 7   
 8  Pisi is free software: you can redistribute it and/or modify 
 9  it under the terms of the GNU General Public License as published by 
10  the Free Software Foundation, either version 3 of the License, or 
11  (at your option) any later version. 
12   
13  Pisi is distributed in the hope that it will be useful, 
14  but WITHOUT ANY WARRANTY; without even the implied warranty of 
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
16  GNU General Public License for more details. 
17   
18  You should have received a copy of the GNU General Public License 
19  along with Pisi.  If not, see <http://www.gnu.org/licenses/> 
20  """ 
21   
22  import sys,  os 
23  # Allows us to import other modules 
24  sys.path.insert(0,os.path.abspath(__file__+"/../..")) 
25  from modules import generic_remote,  contacts_vcf 
26  from pisiconstants import * 
27  import pisiprogress 
28  import urllib2 
29   
30 -class SynchronizationModule(contacts_vcf.SynchronizationModule, generic_remote.RemoteRessourceHandler): 
31      """ 
32      The implementation of the interface L{events.AbstractCalendarSynchronizationModule} for the VCF remote backend 
33      """ 
34       
35 -    def __init__( self, modulesString, config, configsection, folder, verbose=False, soft=False): 
36          """ 
37          Constructor 
38           
39          Local variables are initialized. 
40          The settings from the configuration file are loaded. 
41          Super class constructors are called. 
42          """ 
43          self._url = config.get(configsection,'url') 
44          self._file = config.get(configsection,'file') 
45          self._username = config.get(configsection,'username') 
46          self._password = config.get(configsection,'password') 
47          config.set(configsection, 'vcfpath', FILEDOWNLOAD_TMPFILE) # for constructor of superclass 
48          pisiprogress.getCallback().verbose('remote vcf-module using server %s' % (self._url)) 
49          contacts_vcf.SynchronizationModule.__init__(self,  modulesString,  config,  configsection,  folder, verbose,  soft) 
50          generic_remote.RemoteRessourceHandler.__init__(self, self._url, self._file, FILEDOWNLOAD_TMPFILE, self._username, self._password) 
51   
52 -    def load(self): 
53          """ 
54          The file is downloaded from the webserver and then passed on to the (local) vcf module for parsing 
55          """ 
56          try: 
57              self.download() 
58          except urllib2.HTTPError,  e: 
59              raise IOError("Problems when downloading remote VCF file.\nFor ressource <%s> error code %d was returned." %(e.url, e.code)) 
60          contacts_vcf.SynchronizationModule.load(self) 
61          self.cleanup() 
62           
63 -    def saveModifications(self): 
64          """ 
65          Modifications are applied by local VCF module - the new file is uploaded to the original location. 
66          """ 
67          pisiprogress.getCallback().verbose("Remote VCF module: I apply %d changes now" %(len(self._history))) 
68          if len(self._history) == 0: 
69              return      # don't touch anything if there haven't been any changes 
70               
71          contacts_vcf.SynchronizationModule.saveModifications(self) 
72          self.upload() 
73          self.cleanup() 
74