[enh] piratebay engine added

searx/engines/piratebay.py

@@ -0,0 +1,34 @@
+from lxml import html
+from urlparse import urljoin
+from cgi import escape
+from urllib import quote
+
+categories = ['videos', 'music']
+
+base_url = 'https://thepiratebay.sx/'
+search_url = base_url + 'search/{search_term}/0/99/{search_type}'
+search_types = {'videos': '200'
+               ,'music' : '100'
+               }
+
+def request(query, params):
+    global search_url, search_types
+    # 200 is the video category
+    params['url'] = search_url.format(search_term=quote(query), search_type=search_types.get(params['category']))
+    return params
+
+
+def response(resp):
+    global base_url
+    results = []
+    dom = html.fromstring(resp.text)
+    search_res = dom.xpath('//table[@id="searchResult"]//tr')
+    if not search_res:
+        return results
+    for result in search_res[1:]:
+        link = result.xpath('.//div[@class="detName"]//a')[0]
+        url = urljoin(base_url, link.attrib.get('href'))
+        title = ' '.join(link.xpath('.//text()'))
+        content = escape(' '.join(result.xpath('.//font[@class="detDesc"]//text()')))
+        results.append({'url': url, 'title': title, 'content': content})
+    return results