Support fetching the current FIP song

Sadly the weird encoding stuff is required.

modules/radiofrance/backend.py

@@ -99,6 +99,7 @@ class RadioFranceBackend(BaseBackend, ICapRadio, ICapCollection):
 
     _DIRECTJSON_RADIOS = ('lemouv', 'franceinter', )
     _RSS_RADIOS = ('francemusique', )
+    _ANTENNA_RADIOS = ('fip', )
 
     def iter_resources(self, split_path):
         if len(split_path) == 1 and split_path[0] == 'francebleu':
@@ -160,6 +161,8 @@ class RadioFranceBackend(BaseBackend, ICapRadio, ICapCollection):
                         title = dtitle
             if radio.id in self._RSS_RADIOS:
                 title = self.browser.get_current_rss(radio.id)
+            if radio.id in self._ANTENNA_RADIOS:
+                artist, title = self.browser.get_current_antenna(radio.id)
             if title:
                 if not radio.current or radio.current is NotLoaded:
                     radio.current = Emission(0)

modules/radiofrance/browser.py

@@ -17,7 +17,7 @@
 # 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.browser import BaseBrowser, BasePage
+from weboob.tools.browser import BaseBrowser, BasePage, BrokenPageError
 
 from StringIO import StringIO
 from time import time
@@ -52,11 +52,26 @@ class RssPage(BasePage):
             return ' '.join(titles)
 
 
+class RssAntennaPage(BasePage):
+    ENCODING = 'ISO-8859-1'
+    def get_track(self):
+        # This information is not always available
+        try:
+            marquee = self.parser.select(self.document.getroot(), 'marquee', 1)
+            track = self.parser.select(marquee, 'font b', 2)
+            artist = unicode(track[0].text).strip() or None
+            title = unicode(track[1].text).strip() or None
+            return (artist, title)
+        except BrokenPageError:
+            return (None, None)
+
+
 class RadioFranceBrowser(BaseBrowser):
     DOMAIN = None
     ENCODING = 'UTF-8'
     PAGES = {r'/playerjs/direct/donneesassociees/html\?guid=$': DataPage,
-            r'http://players.tv-radio.com/radiofrance/metadatas/([a-z]+)RSS.html': RssPage}
+        r'http://players.tv-radio.com/radiofrance/metadatas/([a-z]+)RSS.html': RssPage,
+        r'http://players.tv-radio.com/radiofrance/metadatas/([a-z]+)RSS_a_lantenne.html': RssAntennaPage}
 
     def get_current_playerjs(self, _id):
         self.location('http://www.%s.fr/playerjs/direct/donneesassociees/html?guid=' % _id)
@@ -80,3 +95,11 @@ class RadioFranceBrowser(BaseBrowser):
         artist = unicode(artist) if artist else None
         title = unicode(title) if title else None
         return (artist, title)
+
+    def get_current_antenna(self, _id):
+        self.ENCODING = RssAntennaPage.ENCODING
+        self.location('http://players.tv-radio.com/radiofrance/metadatas/%sRSS_a_lantenne.html' % _id)
+        assert self.is_on_page(RssAntennaPage)
+        result = self.page.get_track()
+        self.ENCODING = RadioFranceBrowser.ENCODING
+        return result