Add framalibre engine

framalibre.org is a catalogue of Free Software, edited by Framasoft.

For now we pass the thumbnail as img_src as it doesn't seem to be used
for IT...

searx/engines/framalibre.py

@@ -0,0 +1,72 @@
+"""
+ FramaLibre (It)
+
+ @website     https://framalibre.org/
+ @provide-api no
+
+ @using-api   no
+ @results     HTML
+ @stable      no (HTML can change)
+ @parse       url, title, content, thumbnail, img_src
+"""
+
+from urlparse import urljoin
+from cgi import escape
+from urllib import urlencode
+from lxml import html
+from searx.engines.xpath import extract_text
+from dateutil import parser
+
+# engine dependent config
+categories = ['it']
+paging = True
+
+# search-url
+base_url = 'https://framalibre.org/'
+search_url = base_url + 'recherche-par-crit-res?{query}&page={offset}'
+
+# specific xpath variables
+results_xpath = '//div[@class="nodes-list-row"]/div[contains(@typeof,"sioc:Item")]'
+link_xpath = './/h3[@class="node-title"]/a[@href]'
+thumbnail_xpath = './/img[@class="media-object img-responsive"]/@src'
+content_xpath = './/div[@class="content"]//p'
+
+
+# do search-request
+def request(query, params):
+    offset = (params['pageno'] - 1)
+    params['url'] = search_url.format(query=urlencode({'keys': query}),
+                                      offset=offset)
+
+    return params
+
+
+# get response from search-request
+def response(resp):
+    results = []
+
+    dom = html.fromstring(resp.text)
+
+    # parse results
+    for result in dom.xpath(results_xpath):
+        link = result.xpath(link_xpath)[0]
+        href = urljoin(base_url, link.attrib.get('href'))
+        # there's also a span (class="rdf-meta element-hidden" property="dc:title")'s content property for this...
+        title = escape(extract_text(link))
+        thumbnail_tags = result.xpath(thumbnail_xpath)
+        thumbnail = None
+        if len(thumbnail_tags) > 0:
+            thumbnail = extract_text(thumbnail_tags[0])
+            if thumbnail[0] == '/':
+                thumbnail = base_url + thumbnail
+        content = escape(extract_text(result.xpath(content_xpath)))
+
+        # append result
+        results.append({'url': href,
+                        'title': title,
+                        'thumbnail': thumbnail,
+                        'img_src': thumbnail,
+                        'content': content})
+
+    # return results
+    return results

searx/settings.yml

@@ -465,6 +465,11 @@ engines:
     shortcut : scc
     disabled : True
 
+  - name : framalibre
+    engine : framalibre
+    shortcut : frl
+    disabled : True
+
 #  - name : searx
 #    engine : searx_engine
 #    shortcut : se