Digg + Twitter corrections

Digg engines, with thumbnails
Add pubdate for twitter

searx/engines/digg.py

+## Digg (News, Social media)
+#
+# @website     https://digg.com/
+# @provide-api no
+#
+# @using-api   no
+# @results     HTML (using search portal)
+# @stable      no (HTML can change)
+# @parse       url, title, content, publishedDate, thumbnail
+
+from urllib import quote_plus
+from json import loads
+from lxml import html
+from cgi import escape
+from dateutil import parser
+
+# engine dependent config
+categories = ['news', 'social media']
+paging = True
+
+# search-url
+base_url = 'https://digg.com/'
+search_url = base_url+'api/search/{query}.json?position={position}&format=html'
+
+# specific xpath variables
+results_xpath = '//article'
+link_xpath = './/small[@class="time"]//a'
+title_xpath = './/h2//a//text()'
+content_xpath = './/p//text()'
+pubdate_xpath = './/time'
+
+
+# do search-request
+def request(query, params):
+    offset = (params['pageno'] - 1) * 10
+    params['url'] = search_url.format(position=offset,
+                                      query=quote_plus(query))
+    return params
+
+
+# get response from search-request
+def response(resp):
+    results = []
+
+    search_result = loads(resp.text)
+
+    dom = html.fromstring(search_result['html'])
+
+    # parse results
+    for result in dom.xpath(results_xpath):
+        url = result.attrib.get('data-contenturl')
+        thumbnail = result.xpath('.//img')[0].attrib.get('src')
+        title = ''.join(result.xpath(title_xpath))
+        content = escape(''.join(result.xpath(content_xpath)))
+        publishedDate = parser.parse(result.xpath(pubdate_xpath)[0].attrib.get('datetime'))
+
+        # append result
+        results.append({'url': url,
+                        'title': title,
+                        'content': content,
+                        'template': 'videos.html',
+                        'publishedDate': publishedDate,
+                        'thumbnail': thumbnail})
+
+    # return results
+    return results

searx/engines/twitter.py

 ## Twitter (Social media)
 #
-# @website     https://www.bing.com/news
+# @website     https://twitter.com/
 # @provide-api yes (https://dev.twitter.com/docs/using-search)
 #
 # @using-api   no
 from urllib import urlencode
 from lxml import html
 from cgi import escape
+from datetime import datetime
 
 # engine dependent config
 categories = ['social media']
 link_xpath = './/small[@class="time"]//a'
 title_xpath = './/span[@class="username js-action-profile-name"]//text()'
 content_xpath = './/p[@class="js-tweet-text tweet-text"]//text()'
+timestamp_xpath = './/span[contains(@class,"_timestamp")]'
 
 
 # do search-request
         url = urljoin(base_url, link.attrib.get('href'))
         title = ''.join(tweet.xpath(title_xpath))
         content = escape(''.join(tweet.xpath(content_xpath)))
-
-        # append result
-        results.append({'url': url,
-                        'title': title,
-                        'content': content})
+        pubdate = tweet.xpath(timestamp_xpath)
+        if len(pubdate) > 0:
+            publishedDate = datetime.fromtimestamp(float(pubdate[0].attrib.get('data-time')), None)
+            # append result
+            results.append({'url': url,
+                            'title': title,
+                            'content': content,
+                            'publishedDate': publishedDate})
+        else:
+            # append result
+            results.append({'url': url,
+                            'title': title,
+                            'content': content})
 
     # return results
     return results

searx/settings.yml

   - name : ddg definitions
     engine : duckduckgo_definitions
     shortcut : ddd
+    
+  - name : digg
+    engine : digg
+    shortcut : dg
 
   - name : wikidata
     engine : wikidata