Update load metadata

cps/metadata_provider/comicvine.py

@@ -58,7 +58,7 @@ class ComicVine(Metadata):
                     "description": "ComicVine Books",
                     "link": "https://comicvine.gamespot.com/"
                 }
-                v['url'] = ""
+                v['url'] = r.get('site_detail_url', "")
                 val.append(v)
         return val
 

cps/metadata_provider/google.py

@@ -48,7 +48,7 @@ class Google(Metadata):
                     "id": self.__id__,
                     "description": "Google Books",
                     "link": "https://books.google.com/"}
-                v['url'] = ""
+                v['url'] = "https://books.google.com/books?id=" + r['id']
                 val.append(v)
             return val
 

cps/metadata_provider/scholar.py

@@ -52,7 +52,7 @@ class scholar(Metadata):
                 v['ratings'] = 0
                 v['series'] = ""
                 v['cover'] = url_for('static', filename='generic_cover.jpg')
-                v['url'] = ""
+                v['url'] = publication.get('pub_url') or publication.get('eprint_url') or "",
                 v['source'] = {
                     "id": self.__id__,
                     "description": "Google Scholar",