git.maemo.org Git - gigfinder/blob - gig_finder.py

   1 #!/usr/bin/env python2.5
   2
   3 """Simple program to display local gigs
   4
   5 Intended for use on the N900, uses the devices gps to find local gigs.
   6 """
   7
   8 __author__ = "Jon Staley"
   9 __copyright__ = "Copyright 2010 Jon Staley"
  10 __license__ = "MIT"
  11 __version__ = "0.0.1"
  12
  13 from xml.dom.minidom import parseString
  14 from datetime import datetime, date
  15 import urllib
  16 import time
  17 import gtk
  18 import hildon
  19
  20 def parse_xml(xml):
  21     """ Parse xml into a dict """
  22     # TODO: filter to todays events only
  23     events_list = []
  24     today = date.today()
  25     dom = parseString(xml)
  26
  27     events = dom.getElementsByTagName('event')
  28     for event in events:
  29         title = event.getElementsByTagName('title')[0].childNodes[0].data
  30
  31         artists_element = event.getElementsByTagName('artists')[0]
  32         artist_list = []
  33         for artist in artists_element.getElementsByTagName('artist'):
  34             artist_list.append(artist.childNodes[0].data)
  35         artists = ', '.join(artist_list)
  36
  37         venue = event.getElementsByTagName('venue')[0].getElementsByTagName('name')[0].childNodes[0].data
  38         start_date = parse_date(event.getElementsByTagName('startDate')[0].childNodes[0].data)
  39         events_list.append({'title': title,
  40                             'venue': venue,
  41                             'artists': artists,
  42                             'date': start_date})
  43     return events_list
  44
  45 def parse_date(date_string):
  46     """ Parse date string into datetime object """
  47     fmt =  "%a, %d %b %Y %H:%M:%S"
  48     result = time.strptime(date_string, fmt)
  49     return datetime(result.tm_year,
  50                     result.tm_mon,
  51                     result.tm_mday,
  52                     result.tm_hour,
  53                     result.tm_min,
  54                     result.tm_sec)
  55
  56 def get_long_lat():
  57     """ Access gps and return current long lats """
  58     # TODO: Add code to retrieve location
  59     return ("-0.08370637893676758", "51.523230495031505")
  60
  61 def get_xml(window):
  62     """ Return xml from lastfm """
  63     hildon.hildon_gtk_window_set_progress_indicator(window, 1)
  64     banner = hildon.hildon_banner_show_information(window,
  65                                                   "Updating",
  66                                                   "Retrieving gig info")
  67
  68     url_base = "http://ws.audioscrobbler.com/2.0/"
  69     api_key = "1928a14bdf51369505530949d8b7e1ee"
  70     method = "geo.getevents"
  71     long, lat = get_long_lat()
  72     distance = '0.5'
  73     params = urllib.urlencode({'method': method,
  74                                'api_key': api_key,
  75                                'distance': distance,
  76                                'long': long,
  77                                'lat': lat})
  78     response = urllib.urlopen(url_base, params)
  79     banner.hide()
  80     hildon.hildon_gtk_window_set_progress_indicator(window, 0)
  81     return response.read()
  82
  83 def create_table(events):
  84     """ Return table of buttons """
  85     table = gtk.Table(columns=1)
  86     table.set_row_spacings(10)
  87     table.set_col_spacings(10)
  88
  89     table.show()
  90     pos = 0
  91     for event in events:
  92         button = hildon.Button(gtk.HILDON_SIZE_AUTO_WIDTH | gtk.HILDON_SIZE_FINGER_HEIGHT,
  93                                hildon.BUTTON_ARRANGEMENT_VERTICAL)
  94         button.set_text(event['title'], "")
  95         button.connect("clicked", show_details, event)
  96         table.attach(button, 0, 1, pos, pos+1)
  97         pos += 1
  98     return table
  99
 100 def show_details(widget, data):
 101     """ Open new window showing gig details """
 102     win = hildon.StackableWindow()
 103     win.set_title(data['title'])
 104
 105     win.vbox = gtk.VBox()
 106     win.add(win.vbox)
 107
 108     scroll = hildon.PannableArea()
 109     win.vbox.pack_start(scroll, True, True, 0)
 110
 111     view = hildon.TextView()
 112     view.set_editable(False)
 113     view.unset_flags(gtk.CAN_FOCUS)
 114     view.set_wrap_mode(gtk.WRAP_WORD)
 115     buffer = view.get_buffer()
 116     end = buffer.get_end_iter()
 117     buffer.insert(end, '%s\n' % data['title'])
 118     buffer.insert(end, 'Artists: %s\n' % data['artists'])
 119     buffer.insert(end, 'Venue: %s\n' % data['venue'])
 120     buffer.insert(end, 'When: %s\n' % data['date'].strftime('%H:%M'))
 121     buffer.insert(end, '\n')
 122     scroll.add_with_viewport(view)
 123
 124     win.show_all()
 125
 126 def main():
 127     program = hildon.Program.get_instance()
 128     win = hildon.StackableWindow()
 129     win.set_title('Gig Finder')
 130     win.connect("destroy", gtk.main_quit, None)
 131
 132     pannable_area = hildon.PannableArea()
 133
 134     xml = get_xml(win)
 135     events = parse_xml(xml)
 136
 137     table = create_table(events)
 138     pannable_area.add_with_viewport(table)
 139
 140     win.add(pannable_area)
 141     win.show_all()
 142     gtk.main()
 143
 144 if __name__ == "__main__":
 145     main()