[HAL] adapting crawler for one language (english by default).

gargantext/util/crawlers/HAL.py

@@ -29,17 +29,18 @@ class HalCrawler(Crawler):
         '''formating the query'''
 
         #search_field="title_t"
-        search_field="abstract_t"
+        #search_field="abstract_t"
 
         #return (search_field + ":" + "(" + query  + ")")
-        return query # (search_field + ":" + "(" + query  + ")")
+        return "(" + query + ")"
 
 
     def _get(self, query, fromPage=1, count=10, lang=None):
         # Parameters
 
-        fl = """ title_s
-               , abstract_s
+        fl = """ en_title_s
+               , en_title_s
+               , en_abstract_s
                , submittedDate_s
                , journalDate_s
                , authFullName_s

gargantext/util/parsers/HAL.py

@@ -16,8 +16,8 @@ class HalParser(Parser):
         hyperdata_list = []
         
         hyperdata_path = { "id"              : "isbn_s"
-                         , "title"           : "title_s"
-                         , "abstract"        : "abstract_s"
+                         , "title"           : "en_title_s"
+                         , "abstract"        : "en_abstract_s"
                          , "source"          : "journalTitle_s"
                          , "url"             : "uri_s"
                          , "authors"         : "authFullName_s"