import hildon
import location
import time
+import gobject
+from threading import Thread
+import thread
+
+gtk.gdk.threads_init()
class GigParser:
result.tm_min,
result.tm_sec)
+class LocationUpdater:
+
+ def __init__(self):
+ self.lat = None
+ self.long = None
+ self.loop = gobject.MainLoop()
+
+ self.control = location.GPSDControl.get_default()
+ self.control.set_properties(preferred_method=location.METHOD_USER_SELECTED,
+ preferred_interval=location.INTERVAL_DEFAULT)
+ self.control.connect("error-verbose", self.on_error, self.loop)
+ self.control.connect("gpsd-stopped", self.on_stop, self.loop)
+
+ self.device = location.GPSDevice()
+ self.device.connect("changed", self.on_changed, self.control)
+
+ def update_location(self):
+ """ Run the loop and update lat and long """
+ self.reset()
+ gobject.idle_add(self.start_location, self.control)
+ self.loop.run()
+
+ def on_error(self, control, error, data):
+ print "location error: %d... quitting" % error
+ data.quit()
+
+ def on_changed(self, device, data):
+ if not device:
+ return
+ if device.fix:
+ if device.fix[1] & location.GPS_DEVICE_LATLONG_SET:
+ self.lat, self.long = device.fix[4:6]
+ data.stop()
+
+ def on_stop(self, control, data):
+ print "quitting"
+ data.quit()
+
+ def start_location(self, data):
+ data.start()
+ return False
+
+ def reset(self):
+ """ Reset coordinates """
+ self.device.reset_last_known()
class GigFinder:
self.url_base = "http://ws.audioscrobbler.com/2.0/"
self.api_key = "1928a14bdf51369505530949d8b7e1ee"
self.distance = '10'
+ self.banner = None
+ self.parser = GigParser()
+ self.location = LocationUpdater()
program = hildon.Program.get_instance()
self.win = hildon.StackableWindow()
self.win.add(pannable_area)
- self.update_gigs()
+ Thread(target=self.update_gigs).start()
def main(self):
+ menu = self.create_menu()
+ self.win.set_app_menu(menu)
self.win.show_all()
gtk.main()
def update_gigs(self):
""" Get gig info """
- parser = GigParser()
- self.get_lat_long()
- xml = self.get_xml()
- events = parser.parse_xml(xml, self.lat, self.long)
+ gobject.idle_add(self.show_message, "Getting events")
+ gobject.idle_add(self.location.update_location)
+
+ # if no gps fix wait
+ while not self.location.lat:
+ time.sleep(1)
+
+ events = self.get_events(self.location.lat, self.location.long)
+ gobject.idle_add(self.hide_message)
+ gobject.idle_add(self.show_events, events)
+
+ def show_message(self, message):
+ """ set window progress indicator and show message """
+ hildon.hildon_gtk_window_set_progress_indicator(self.win, 1)
+ self.banner = hildon.hildon_banner_show_information(self.win,
+ '',
+ message)
+
+ def hide_message(self):
+ """ hide banner and sete progress indicator """
+ self.banner.hide()
+ hildon.hildon_gtk_window_set_progress_indicator(self.win, 0)
+
+ def get_events(self, lat, long):
+ """ retrieve xml and parse into events list """
+ xml = self.get_xml(lat, long)
+ events = self.parser.parse_xml(xml,
+ lat,
+ long)
+ return events
+
+ def show_events(self, events):
+ """ sort events, set new window title and add events to table """
+ events = self.sort_gigs(events)
+ self.win.set_title('Gig Finder (%s)' % len(events))
self.add_events(events)
+
+ def distance_cmp(self, x, y):
+ """ compare distances for list sort """
+ if x > y:
+ return 1
+ elif x == y:
+ return 0
+ else:
+ return -1
+
+ def sort_gigs(self, events):
+ """ sort gig by distance """
+ events.sort(cmp=self.distance_cmp, key=lambda x: x['distance'])
+ return events
- def get_xml(self):
+ def get_xml(self, lat, long):
""" Return xml from lastfm """
method = "geo.getevents"
params = urllib.urlencode({'method': method,
'api_key': self.api_key,
'distance': self.distance,
- 'long': self.long,
- 'lat': self.lat})
+ 'long': long,
+ 'lat': lat})
response = urllib.urlopen(self.url_base, params)
return response.read()
- def get_lat_long(self):
- """ Access gps and return current long lats """
- # TODO: Improve geolocation code, very crude atm
- control = location.GPSDControl.get_default()
- device = location.GPSDevice()
- control.start()
- fix = device.fix
- control.stop()
- self.lat, self.long = fix[4:6]
- #self.lat, self.long = ('51.546228', '-0.075016')
+ def create_menu(self):
+ """ build application menu """
+ menu = hildon.AppMenu()
+ button = hildon.GtkButton(gtk.HILDON_SIZE_AUTO)
+ button.set_label('Placeholder')
+ menu.append(button)
+ menu.show_all()
+ return menu
def show_details(self, widget, data):
""" Open new window showing gig details """
buffer.insert(end, '%s\n' % data['title'])
buffer.insert(end, 'Artists: %s\n' % data['artists'])
buffer.insert(end, 'Venue: %s\n' % data['venue'])
- buffer.insert(end, data['address'])
+ buffer.insert(end, '%s\n' % data['address'])
buffer.insert(end, 'When: %s\n' % data['date'].strftime('%H:%M'))
buffer.insert(end, '\n')
scroll.add_with_viewport(view)
win.show_all()
def add_events(self, events):
- """ Return table of buttons """
+ """ Add a table of buttons """
pos = 0
for event in events:
button = hildon.Button(gtk.HILDON_SIZE_AUTO_WIDTH | gtk.HILDON_SIZE_FINGER_HEIGHT,
button.connect("clicked", self.show_details, event)
self.table.attach(button, 0, 1, pos, pos+1)
pos += 1
-
-
-
- #hildon.hildon_gtk_window_set_progress_indicator(win, 1)
- #banner = hildon.hildon_banner_show_information(win,
- # "Updating",
- # "Retrieving gig info")
- #banner.hide()
- #hildon.hildon_gtk_window_set_progress_indicator(win, 0)
-
+ self.table.show_all()
if __name__ == "__main__":
finder = GigFinder()