Add Spotify engine

searx/engines/spotify.py

@@ -0,0 +1,60 @@
+## Spotify (Music)
+#
+# @website     https://spotify.com
+# @provide-api yes (https://developer.spotify.com/web-api/search-item/)
+#
+# @using-api   yes
+# @results     JSON
+# @stable      yes
+# @parse       url, title, content, embedded
+
+from json import loads
+from urllib import urlencode
+
+# engine dependent config
+categories = ['music']
+paging = True
+
+# search-url
+url = 'https://api.spotify.com/'
+search_url = url + 'v1/search?{query}&type=track&offset={offset}'
+
+embedded_url = '<iframe data-src="https://embed.spotify.com/?uri=spotify:track:{audioid}"\
+     width="300" height="80" frameborder="0" allowtransparency="true"></iframe>'
+
+
+# do search-request
+def request(query, params):
+    offset = (params['pageno'] - 1) * 20
+
+    params['url'] = search_url.format(query=urlencode({'q': query}),
+                                      offset=offset)
+
+    return params
+
+
+# get response from search-request
+def response(resp):
+    results = []
+
+    search_res = loads(resp.text)
+
+    # parse results
+    for result in search_res.get('tracks', {}).get('items', {}):
+        if result['type'] == 'track':
+            title = result['name']
+            url = result['external_urls']['spotify']
+            content = result['artists'][0]['name'] +\
+                " &bull; " +\
+                result['album']['name'] +\
+                " &bull; " + result['name']
+            embedded = embedded_url.format(audioid=result['id'])
+
+            # append result
+            results.append({'url': url,
+                            'title': title,
+                            'embedded': embedded,
+                            'content': content})
+
+    # return results
+    return results