radiofrance: Use a better source for FIP

But sometimes it doesn't work. So, we still have the playerjs method as
a fallback.

modules/radiofrance/backend.py

@@ -100,6 +100,7 @@ class RadioFranceBackend(BaseBackend, ICapRadio, ICapCollection, ICapVideo):
                         )
 
     _DIRECTJSON_RADIOS = ('lemouv', 'franceinter', )
+    _LARGEDIRECTJSON_RADIOS = ('fip', )
     _RSS_RADIOS = ('francemusique', )
 
     def iter_resources(self, objs, split_path):
@@ -149,8 +150,7 @@ class RadioFranceBackend(BaseBackend, ICapRadio, ICapCollection, ICapVideo):
 
     def fill_radio(self, radio, fields):
         if 'current' in fields:
-            artist = None
-            title = None
+            artist = title = None
             if radio.id in self._PLAYERJS_RADIOS:
                 artist, title = self.browser.get_current_playerjs(radio.id)
                 if title.endswith(u'par %s' % artist):
@@ -164,6 +164,12 @@ class RadioFranceBackend(BaseBackend, ICapRadio, ICapCollection, ICapVideo):
                         title = "%s [%s]" % (dtitle, title)
                     else:
                         title = dtitle
+            elif radio.id in self._LARGEDIRECTJSON_RADIOS:
+                dartist, dtitle = self.browser.get_current_direct_large(radio.id)
+                if dartist:
+                    artist = dartist
+                if dtitle:
+                    title = dtitle
             if radio.id in self._RSS_RADIOS:
                 title = self.browser.get_current_rss(radio.id)
             if title:

modules/radiofrance/browser.py

@@ -159,6 +159,22 @@ class RadioFranceBrowser(BaseBrowser):
         title = unicode(title) if title else None
         return (artist, title)
 
+    def get_current_direct_large(self, _id):
+        json_data = self.openurl('http://%s/sites/default/files/direct-large.json?_=%s' % (self.id2domain(_id), int(time())))
+        data = json.load(json_data)
+
+        document = self.parser.parse(StringIO(data.get('html')))
+        current = document.find('//div[@class="direct-current"]')
+        if current is not None:
+            artist = current.findtext('.//div[@class="artiste"]')
+            title = current.findtext('.//div[@class="titre"]')
+            artist = unicode(artist) if artist else None
+            title = unicode(title) if title else None
+        else:
+            artist = None
+            title = None
+        return (artist, title)
+
     @id2url(RadioFranceVideo.id2url)
     def get_video(self, url):
         radio_domain = replay_id = None