support repositories to manage backends (closes #747)

modules/nova/__init__.py

@@ -0,0 +1,22 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 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 .backend import NovaBackend
+
+__all__ = ['NovaBackend']

modules/nova/backend.py

@@ -0,0 +1,107 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 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 weboob.capabilities.radio import ICapRadio, Radio, Stream, Emission
+from weboob.capabilities.collection import ICapCollection, CollectionNotFound
+from weboob.tools.backend import BaseBackend
+from weboob.tools.browser import BaseBrowser, BasePage, BrowserUnavailable
+
+
+__all__ = ['NovaBackend']
+
+
+class HistoryPage(BasePage):
+    def on_loaded(self):
+        h2 = self.parser.select(self.document.getroot(), 'h2')
+        if len(h2) > 0 and h2[0].text == 'Site off-line':
+            raise BrowserUnavailable('Website is currently offline')
+
+    def get_current(self):
+        for div in self.parser.select(self.document.getroot(), 'div#rubrique_contenu div.resultat'):
+            artist = self.parser.select(div, 'span#artiste', 1).find('a').text
+            title = self.parser.select(div, 'span#titre', 1).text
+            return unicode(artist).strip(), unicode(title).strip()
+
+class NovaBrowser(BaseBrowser):
+    DOMAIN = u'www.novaplanet.com'
+    PAGES = {r'http://www.novaplanet.com/cetaitquoicetitre/radionova/\d*': HistoryPage,
+            }
+
+    def get_current(self):
+        self.location('/cetaitquoicetitre/radionova/')
+        assert self.is_on_page(HistoryPage)
+
+        return self.page.get_current()
+
+class NovaBackend(BaseBackend, ICapRadio, ICapCollection):
+    NAME = 'nova'
+    MAINTAINER = 'Romain Bignon'
+    EMAIL = 'romain@weboob.org'
+    VERSION = '0.a'
+    DESCRIPTION = u'Nova french radio'
+    LICENSE = 'AGPLv3+'
+    BROWSER = NovaBrowser
+
+    _RADIOS = {'nova':     (u'Radio Nova',  u'Radio nova',   u'http://broadcast.infomaniak.net:80/radionova-high.mp3'),
+              }
+
+    def iter_resources(self, splited_path):
+        if len(splited_path) > 0:
+            raise CollectionNotFound()
+
+        for id in self._RADIOS.iterkeys():
+            yield self.get_radio(id)
+
+    def iter_radios_search(self, pattern):
+        for radio in self.iter_resources([]):
+            if pattern.lower() in radio.title.lower() or pattern.lower() in radio.description.lower():
+                yield radio
+
+    def get_radio(self, radio):
+        if not isinstance(radio, Radio):
+            radio = Radio(radio)
+
+        if not radio.id in self._RADIOS:
+            return None
+
+        title, description, url = self._RADIOS[radio.id]
+        radio.title = title
+        radio.description = description
+
+        artist, title = self.browser.get_current()
+        current = Emission(0)
+        current.artist = artist
+        current.title = title
+        radio.current = current
+
+        stream = Stream(0)
+        stream.title = u'128kbits/s'
+        stream.url = url
+        radio.streams = [stream]
+        return radio
+
+    def fill_radio(self, radio, fields):
+        if 'current' in fields:
+            if not radio.current:
+                radio.current = Emission(0)
+            radio.current.artist, radio.current.title = self.browser.get_current()
+        return radio
+
+    OBJECTS = {Radio: fill_radio}

modules/nova/test.py

@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 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 weboob.tools.test import BackendTest
+
+class NovaTest(BackendTest):
+    BACKEND = 'nova'
+
+    def test_nova(self):
+        l = list(self.backend.iter_resources([]))
+        self.assertTrue(len(l) > 0)