[enh] wolframalpha appends result

1 files changed, 19 insertions, 7 deletions

diff --git a/searx/engines/wolframalpha_noapi.py b/searx/engines/wolframalpha_noapi.py
index 9d3afe658..89a3c45b5 100644
--- a/searx/engines/wolframalpha_noapi.py
+++ b/searx/engines/wolframalpha_noapi.py
@@ -1,6 +1,7 @@
 # WolframAlpha (Maths)
 #
 # @website     http://www.wolframalpha.com/
+# @provide-api yes (http://api.wolframalpha.com/v2/)
 #
 # @using-api   no
 # @results     HTML
@@ -14,12 +15,17 @@ from urllib import urlencode
 # search-url
 url = 'http://www.wolframalpha.com/'
 search_url = url+'input/?{query}'
+search_query = ''
 
 
 # do search-request
 def request(query, params):
     params['url'] = search_url.format(query=urlencode({'i': query}))
 
+    # used in response
+    global search_query
+    search_query = query
+
     return params
 
 
@@ -42,14 +48,20 @@ def response(resp):
         except AttributeError:
             continue
 
-    if not line:
-        return results
+    if line:
+        # extract answer from json
+        answer = line[line.find('{'):line.rfind('}')+1]
+        answer = loads(answer.encode('unicode-escape'))
+        answer = answer['stringified'].decode('unicode-escape')
+        
+        results.append({'answer': answer})
 
-    # extract answer from json
-    answer = line[line.find('{'):line.rfind('}')+1]
-    answer = loads(answer.encode('unicode-escape'))
-    answer = answer['stringified'].decode('unicode-escape')
+    # failed result
+    elif search('pfail', webpage):
+        return results
 
-    results.append({'answer': answer})
+    # append result
+    results.append({'url': request(search_query, {})['url'],
+                    'title': search_query + ' - Wolfram|Alpha'})
 
     return results