From 5c02b9ef3113feaf8e98621970f7836a74376c23 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?No=C3=A9mi=20V=C3=A1nyi?= <sitbackandwait@gmail.com>
Date: Sun, 30 Oct 2016 20:58:34 +0100
Subject: [PATCH] add time range support for bing images

---
 searx/engines/bing_images.py           | 7 +++++++
 tests/unit/engines/test_bing_images.py | 1 +
 2 files changed, 8 insertions(+)

diff --git a/searx/engines/bing_images.py b/searx/engines/bing_images.py
index 384520392..417871d6f 100644
--- a/searx/engines/bing_images.py
+++ b/searx/engines/bing_images.py
@@ -24,11 +24,16 @@ import re
 categories = ['images']
 paging = True
 safesearch = True
+time_range_support = True
 
 # search-url
 base_url = 'https://www.bing.com/'
 search_string = 'images/search?{query}&count=10&first={offset}'
+time_range_string = '&qft=+filterui:age-lt{interval}'
 thumb_url = "https://www.bing.com/th?id={ihk}"
+time_range_dict = {'day': '1440',
+                   'week': '10080',
+                   'month': '43200'}
 
 # safesearch definitions
 safesearch_types = {2: 'STRICT',
@@ -58,6 +63,8 @@ def request(query, params):
         '&ADLT=' + safesearch_types.get(params['safesearch'], 'DEMOTE')
 
     params['url'] = base_url + search_path
+    if params['time_range'] in time_range_dict:
+        params['url'] += time_range_string.format(interval=time_range_dict[params['time_range']])
 
     return params
 
diff --git a/tests/unit/engines/test_bing_images.py b/tests/unit/engines/test_bing_images.py
index 9d8ec18af..cc256f51e 100644
--- a/tests/unit/engines/test_bing_images.py
+++ b/tests/unit/engines/test_bing_images.py
@@ -13,6 +13,7 @@ class TestBingImagesEngine(SearxTestCase):
         dicto['pageno'] = 1
         dicto['language'] = 'fr_FR'
         dicto['safesearch'] = 1
+        dicto['time_range'] = ''
         params = bing_images.request(query, dicto)
         self.assertTrue('url' in params)
         self.assertTrue(query in params['url'])