support repositories to manage backends (closes #747)

modules/canaltp/browser.py

@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2010-2011 Romain Bignon
+#
+# This file is part of weboob.
+#
+# weboob is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# weboob 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with weboob. If not, see <http://www.gnu.org/licenses/>.
+
+
+from datetime import datetime, date, time
+
+from weboob.tools.browser import BaseBrowser
+from weboob.tools.misc import to_unicode
+from weboob.tools.browser import BrokenPageError
+
+
+__all__ = ['CanalTP']
+
+
+class CanalTP(BaseBrowser):
+    DOMAIN = 'widget.canaltp.fr'
+
+    def __init__(self, **kwargs):
+        BaseBrowser.__init__(self, '', **kwargs)
+
+    def iter_station_search(self, pattern):
+        url = u'http://widget.canaltp.fr/Prochains_departs_15122009/dev/gare.php?txtrech=%s' % unicode(pattern)
+        result = self.openurl(url.encode('utf-8')).read()
+        for station in result.split('&'):
+            try:
+                _id, name = station.split('=')
+            except ValueError:
+                continue
+            else:
+                yield _id, to_unicode(name)
+
+    def iter_station_departures(self, station_id, arrival_id=None):
+        url = u'http://widget.canaltp.fr/Prochains_departs_15122009/dev/index.php?gare=%s' % unicode(station_id)
+        result = self.openurl(url.encode('utf-8')).read()
+        result = result
+        departure = ''
+        for line in result.split('&'):
+            if not '=' in line:
+                raise BrokenPageError('Unable to parse result: %s' % line)
+            key, value = line.split('=', 1)
+            if key == 'nomgare':
+                departure = value
+            elif key.startswith('ligne'):
+                _type, unknown, _time, arrival, served, late, late_reason = value.split(';', 6)
+                yield {'type':        to_unicode(_type),
+                       'time':        datetime.combine(date.today(), time(*[int(x) for x in _time.split(':')])),
+                       'departure':   to_unicode(departure),
+                       'arrival':     to_unicode(arrival).strip(),
+                       'late':        late and time(0, int(late.split()[0])) or time(),
+                       'late_reason': to_unicode(late_reason).replace('\n', '').strip()}
+
+    def home(self):
+        pass
+
+    def login(self):
+        pass
+
+    def is_logged(self):
+        """ Do not need to be logged """
+        return True