Refactor

Use only one engine for the four search from Qwant

searx/engines/qwant.py

@@ -1,5 +1,5 @@
 """
- Qwant (Web)
+ Qwant (Web, Images, News, Social)
 
  @website     https://qwant.com/
  @provide-api not officially (https://api.qwant.com/api/search/)
@@ -12,21 +12,25 @@
 
 from urllib import urlencode
 from json import loads
+from datetime import datetime
 
 # engine dependent config
-categories = ['general']
+categories = None
 paging = True
 language_support = True
 
+search_url_keyword = None
+
 # search-url
-url = 'https://api.qwant.com/api/search/web?count=10&offset={offset}&f=&{query}'
+url = 'https://api.qwant.com/api/search/{keyword}?count=10&offset={offset}&f=&{query}'
 
 
 # do search-request
 def request(query, params):
     offset = (params['pageno'] - 1) * 10
 
-    params['url'] = url.format(query=urlencode({'q': query}),
+    params['url'] = url.format(keyword=search_url_keyword,
+                               query=urlencode({'q': query}),
                                offset=offset)
 
     # add language tag if specified
@@ -57,10 +61,28 @@ def response(resp):
         res_url = result['url']
         content = result['desc']
 
-        # append result
-        results.append({'title': title,
-                        'content': content,
-                        'url': res_url})
+        if search_url_keyword == 'web':
+            results.append({'title': title,
+                            'content': content,
+                            'url': res_url})
+
+        elif search_url_keyword == 'images':
+            thumbnail_src = result['thumbnail']
+            img_src = result['media']
+            results.append({'template': 'images.html',
+                            'url': res_url,
+                            'title': title,
+                            'content': '',
+                            'thumbnail_src': thumbnail_src,
+                            'img_src': img_src})
+
+        elif search_url_keyword == 'news' or search_url_keyword == 'social':
+            published_date = datetime.fromtimestamp(result['date'], None)
+
+            results.append({'url': res_url,
+                            'title': title,
+                            'publishedDate': published_date,
+                            'content': content})
 
     # return results
     return results