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#!/usr/bin/env python
#
# Demo RSS provider simulator
# Copyright (C) 2009, Nokia <ivan.frade@nokia.com>
#
# This program 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 2
# 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
#
import gobject
import gtk
import dbus
import dbus.service
from dbus.mainloop.glib import DBusGMainLoop
import datetime, random
try:
import barnum.gen_data as gen_data
barnum_available = True
except ImportError:
print "No barnum. Crappy random"
barnum_available = False
TRACKER = 'org.freedesktop.Tracker3'
TRACKER_OBJ = '/org/freedesktop/Tracker3/Resources'
# We are not inserting content, nor contributor!
INSERT_SPARQL = """
INSERT {
<%s> a mfo:FeedMessage ;
nie:contentLastModified "%s" ;
nmo:communicationChannel <http://maemo.org/news/planet-maemo/atom.xml>;
nie:plainTextContent "%s" ;
nie:title "%s".
}
"""
DELETE_SPARQL = """
DELETE { <%s> a mfo:FeedMessage. }
"""
class SignalerUI (gtk.Window):
def __init__ (self):
gtk.Window.__init__ (self)
bus = dbus.SessionBus ()
tracker = bus.get_object (TRACKER, TRACKER_OBJ)
self.iface = dbus.Interface (tracker,
"org.freedesktop.Tracker3.Resources")
vbox = gtk.VBox ()
# Post frame
post_frame = gtk.Frame ("Post")
post_frame_vbox = gtk.VBox ()
post_frame.add (post_frame_vbox)
# Title
title_label = gtk.Label ("Title")
self.title_entry = gtk.Entry()
title_hbox = gtk.HBox ()
title_hbox.add (title_label)
title_hbox.add (self.title_entry)
post_frame_vbox.add (title_hbox)
uri_label = gtk.Label ("Uri")
self.uri_entry = gtk.Entry ()
hbox_uri = gtk.HBox ()
hbox_uri.add (uri_label)
hbox_uri.add (self.uri_entry)
self.uri_entry.set_property ("sensitive", False)
post_frame_vbox.add (hbox_uri)
date_label = gtk.Label ("Date")
self.date_entry = gtk.Entry ()
self.date_entry.set_property ("editable", False)
date_hbox = gtk.HBox ()
date_hbox.add (date_label)
date_hbox.add (self.date_entry)
post_frame_vbox.add (date_hbox)
self.post_text = gtk.TextView ()
post_frame_vbox.add (self.post_text)
button_gen = gtk.Button (stock=gtk.STOCK_NEW)
button_gen.connect ("clicked", self.gen_new_post_cb)
post_frame_vbox.add (button_gen)
vbox.add (post_frame)
button_new = gtk.Button (stock=gtk.STOCK_ADD)
button_new.connect ("clicked", self.clicked_add_cb)
vbox.pack_start (button_new, expand=False)
button_remove = gtk.Button (stock=gtk.STOCK_REMOVE)
button_remove.connect ("clicked", self.clicked_remove_cb)
vbox.pack_start (button_remove, expand=False)
self.add (vbox)
self.connect ("destroy", gtk.main_quit)
self.show_all ()
self.last_inserted = None
gtk.main ()
def clicked_add_cb (self, widget):
date = self.date_entry.get_text ()
uri = self.uri_entry.get_text ()
title = self.title_entry.get_text ()
buf = self.post_text.get_buffer()
init, end = buf.get_bounds ()
text = buf.get_text (init, end).replace ("\n", "\\n")
if (not date or (len(date) == 0)):
pass
if (not uri or (len(uri) == 0)):
pass
if (not title or (len(title) == 0)):
pass
if (uri == self.last_inserted):
print "Generate a new URI!"
return
sparql_insert = INSERT_SPARQL % (uri, date, text, title)
print sparql_insert
self.iface.SparqlUpdate (sparql_insert)
self.last_inserted = uri
def clicked_remove_cb (self, widget):
uri = self.uri_entry.get_text ()
if (not uri or (len(uri) == 0)):
pass
sparql_delete = DELETE_SPARQL % (uri)
print sparql_delete
self.iface.SparqlUpdate (sparql_delete)
def gen_new_post_cb (self, widget):
today = datetime.datetime.today ()
self.date_entry.set_text (today.isoformat ().split('.')[0] + "+00:00")
post_no = str(random.randint (100, 1000000))
self.uri_entry.set_text ("http://test.maemo.org/feed/" + post_no)
self.title_entry.set_text ("Title %s" % (post_no))
if barnum_available :
buf = gtk.TextBuffer ()
buf.set_text (gen_data.create_paragraphs (2, 5, 5))
self.post_text.set_wrap_mode (gtk.WRAP_WORD)
self.post_text.set_buffer (buf)
if __name__ == "__main__":
DBusGMainLoop(set_as_default=True)
gobject.set_application_name ("Feeds engine/signals simulator")
SignalerUI ()
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