Support multiple watchlist pages for Letterboxd

couchpotato/core/media/movie/providers/automation/letterboxd.py

@@ -13,7 +13,7 @@ autoload = 'Letterboxd'
 
 class Letterboxd(Automation):
 
-    url = 'http://letterboxd.com/%s/watchlist/'
+    url = 'http://letterboxd.com/%s/watchlist/page/%d/'
     pattern = re.compile(r'(.*)\((\d*)\)')
 
     interval = 1800
@@ -46,9 +46,21 @@ class Letterboxd(Automation):
             if not enablers[index]:
                 continue
 
-            soup = BeautifulSoup(self.getHTMLData(self.url % username))
+            soup = BeautifulSoup(self.getHTMLData(self.url % (username, 1)))
 
-            for movie in soup.find_all('li', attrs = {'class': 'poster-container'}):
+            pagination_items = soup.find_all('li', attrs={'class': 'paginate-page'})
+            pages = range(1, len(pagination_items) + 1) if pagination_items else [1]
+
+            for page in pages:
+                soup = BeautifulSoup(self.getHTMLData(self.url % (username, page)))
+                movies += self.getMoviesFromHTML(soup)
+
+        return movies
+
+    def getMoviesFromHTML(self, html):
+        movies = []
+
+        for movie in html.find_all('li', attrs={'class': 'poster-container'}):
             img = movie.find('img')
             title = img.get('alt')
 
@@ -58,7 +70,6 @@ class Letterboxd(Automation):
 
         return movies
 
-
 config = [{
     'name': 'letterboxd',
     'groups': [