Merge branch 'master' of https://github.com/asciimoo/searx into makefile-doc

4 files changed, 33 insertions, 14 deletions

diff --git a/searx/engines/gigablast.py b/searx/engines/gigablast.py
index a84f3f69d..2bb29a9fe 100644
--- a/searx/engines/gigablast.py
+++ b/searx/engines/gigablast.py
@@ -14,6 +14,7 @@ import random
 from json import loads
 from time import time
 from lxml.html import fromstring
+from searx.poolrequests import get
 from searx.url_utils import urlencode
 from searx.utils import eval_xpath
 
@@ -31,13 +32,9 @@ search_string = 'search?{query}'\
     '&c=main'\
     '&s={offset}'\
     '&format=json'\
-    '&qh=0'\
-    '&qlang={lang}'\
+    '&langcountry={lang}'\
     '&ff={safesearch}'\
-    '&rxiec={rxieu}'\
-    '&ulse={ulse}'\
-    '&rand={rxikd}'\
-    '&dbez={dbez}'
+    '&rand={rxikd}'
 # specific xpath variables
 results_xpath = '//response//result'
 url_xpath = './/url'
@@ -46,9 +43,26 @@ content_xpath = './/sum'
 
 supported_languages_url = 'https://gigablast.com/search?&rxikd=1'
 
+extra_param = ''  # gigablast requires a random extra parameter
+# which can be extracted from the source code of the search page
+
+
+def parse_extra_param(text):
+    global extra_param
+    param_lines = [x for x in text.splitlines() if x.startswith('var url=') or x.startswith('url=url+')]
+    extra_param = ''
+    for l in param_lines:
+        extra_param += l.split("'")[1]
+    extra_param = extra_param.split('&')[-1]
+
+
+def init(engine_settings=None):
+    parse_extra_param(get('http://gigablast.com/search?c=main&qlangcountry=en-us&q=south&s=10').text)
+
 
 # do search-request
 def request(query, params):
+    print("EXTRAPARAM:", extra_param)
     offset = (params['pageno'] - 1) * number_of_results
 
     if params['language'] == 'all':
@@ -67,14 +81,11 @@ def request(query, params):
     search_path = search_string.format(query=urlencode({'q': query}),
                                        offset=offset,
                                        number_of_results=number_of_results,
-                                       rxikd=int(time() * 1000),
-                                       rxieu=random.randint(1000000000, 9999999999),
-                                       ulse=random.randint(100000000, 999999999),
                                        lang=language,
-                                       safesearch=safesearch,
-                                       dbez=random.randint(100000000, 999999999))
+                                       rxikd=int(time() * 1000),
+                                       safesearch=safesearch)
 
-    params['url'] = base_url + search_path
+    params['url'] = base_url + search_path + '&' + extra_param
 
     return params
 
@@ -84,7 +95,11 @@ def response(resp):
     results = []
 
     # parse results
-    response_json = loads(resp.text)
+    try:
+        response_json = loads(resp.text)
+    except:
+        parse_extra_param(resp.text)
+        raise Exception('extra param expired, please reload')
 
     for result in response_json['results']:
         # append result
diff --git a/searx/engines/openstreetmap.py b/searx/engines/openstreetmap.py
index 733ba6203..cec10a3c7 100644
--- a/searx/engines/openstreetmap.py
+++ b/searx/engines/openstreetmap.py
@@ -24,7 +24,7 @@ result_base_url = 'https://openstreetmap.org/{osm_type}/{osm_id}'
 
 # do search-request
 def request(query, params):
-    params['url'] = base_url + search_string.format(query=query)
+    params['url'] = base_url + search_string.format(query=query.decode('utf-8'))
 
     return params
 
diff --git a/searx/engines/qwant.py b/searx/engines/qwant.py
index de12955c6..54e9dafad 100644
--- a/searx/engines/qwant.py
+++ b/searx/engines/qwant.py
@@ -50,6 +50,7 @@ def request(query, params):
         language = match_language(params['language'], supported_languages, language_aliases)
         params['url'] += '&locale=' + language.replace('-', '_').lower()
 
+    params['headers']['User-Agent'] = 'Mozilla/5.0 (X11; Linux x86_64; rv:69.0) Gecko/20100101 Firefox/69.0'
     return params
 
 
diff --git a/searx/engines/wikipedia.py b/searx/engines/wikipedia.py
index 4dae735d1..690da72fe 100644
--- a/searx/engines/wikipedia.py
+++ b/searx/engines/wikipedia.py
@@ -79,6 +79,9 @@ def response(resp):
 
     # wikipedia article's unique id
     # first valid id is assumed to be the requested article
+    if 'pages' not in search_result['query']:
+        return results
+
     for article_id in search_result['query']['pages']:
         page = search_result['query']['pages'][article_id]
         if int(article_id) > 0: