feat: add Bing as a search provider

lzwjava · lzwjava · commit b870e6deff56 · 2026-03-14T21:51:38.000+08:00
diff --git a/mini_copilot/commands/search_provider.py b/mini_copilot/commands/search_provider.py
@@ -1,4 +1,4 @@
-SEARCH_PROVIDERS = ["duckduckgo", "startpage"]
+SEARCH_PROVIDERS = ["duckduckgo", "startpage", "bing"]
 
 
 def handle_search_provider_command(search_provider):
diff --git a/mini_copilot/web_search.py b/mini_copilot/web_search.py
@@ -87,6 +87,41 @@ def search_startpage(query, num_results=20):
     return results[:num_results]
 
 
+def search_bing(query, num_results=20):
+    """Using Bing's search which is a good alternative"""
+    # Use international URL and parameters to bypass country redirection
+    url = f"https://www.bing.com/search?q={query}&setmkt=en-US&setlang=en-US&cc=US"
+
+    try:
+        # Use a session to maintain cookies
+        session = requests.Session()
+        # Set cookies to force US market and English language
+        session.cookies.set("SRCHHPGUSR", "SRCHLANG=EN&WLS=2", domain=".bing.com")
+        session.cookies.set("_EDGE_S", "mkt=en-us", domain=".bing.com")
+
+        res = session.get(url, headers=HEADERS, proxies=PROXY, timeout=10)
+        res.raise_for_status()
+    except Exception as e:
+        print(f"[web search] Error searching Bing: {e}")
+        return []
+
+    soup = BeautifulSoup(res.text, "html.parser")
+    results = []
+
+    for item in soup.select("li.b_algo"):
+        title_link = item.select_one("h2 a")
+        if not title_link:
+            continue
+
+        href = title_link["href"]
+        if href.startswith("//"):
+            href = "https:" + href
+
+        results.append({"title": title_link.text.strip(), "url": href})
+
+    return results[:num_results]
+
+
 def extract_text_from_url(url):
     try:
         session = requests.Session()
@@ -173,6 +208,8 @@ def web_search(query, num_results=5, provider="duckduckgo"):
 
     if provider == "startpage":
         search_results = search_startpage(query, num_results=num_results)
+    elif provider == "bing":
+        search_results = search_bing(query, num_results=num_results)
     else:
         search_results = search_ddg(query, num_results=num_results)
 
diff --git a/tests/test_web_search.py b/tests/test_web_search.py
@@ -2,22 +2,60 @@
 from unittest.mock import MagicMock, patch
 from mini_copilot import web_search
 
+
 class TestWebSearch(unittest.TestCase):
     @patch("mini_copilot.web_search.requests.get")
     def test_search_ddg(self, mock_get):
         # Match the .result__title .result__a selector
-        mock_get.return_value = MagicMock(ok=True, text='<html><div class="result__title"><a class="result__a" href="u">T</a></div></html>')
+        mock_get.return_value = MagicMock(
+            ok=True,
+            text='<html><div class="result__title"><a class="result__a" href="u">T</a></div></html>',
+        )
         results = web_search.search_ddg("q", num_results=1)
         self.assertEqual(len(results), 1)
         self.assertEqual(results[0]["url"], "u")
 
+    @patch("mini_copilot.web_search.requests.get")
+    def test_search_startpage(self, mock_get):
+        # Match the .result and a.result-link, .wgl-title selectors
+        mock_get.return_value = MagicMock(
+            ok=True,
+            text='<html><div class="result"><a class="result-link" href="http://u"><div class="wgl-title">T</div></a></div></html>',
+        )
+        results = web_search.search_startpage("q", num_results=1)
+        self.assertEqual(len(results), 1)
+        self.assertEqual(results[0]["url"], "http://u")
+        self.assertEqual(results[0]["title"], "T")
+
+    @patch("mini_copilot.web_search.requests.Session")
+    def test_search_bing(self, mock_session):
+        # Match the li.b_algo and h2 a selectors
+        mock_s = MagicMock()
+        mock_session.return_value = mock_s
+        mock_s.get.return_value = MagicMock(
+            ok=True,
+            text='<html><li class="b_algo"><h2><a href="http://u">T</a></h2></li></html>',
+        )
+        results = web_search.search_bing("q", num_results=1)
+        self.assertEqual(len(results), 1)
+        self.assertEqual(results[0]["url"], "http://u")
+        self.assertEqual(results[0]["title"], "T")
+
     @patch("mini_copilot.web_search.requests.Session")
     def test_extract_text(self, mock_session):
         mock_s = MagicMock()
         mock_session.return_value = mock_s
-        mock_s.get.return_value = MagicMock(ok=True, status_code=200, text='<html><div id="firstHeading">T</div></html>', apparent_encoding='u8')
-        mock_s.get.return_value.apparent_encoding = 'u8'
-        self.assertIn("T", web_search.extract_text_from_url("https://en.wikipedia.org/wiki/T"))
+        mock_s.get.return_value = MagicMock(
+            ok=True,
+            status_code=200,
+            text='<html><div id="firstHeading">T</div></html>',
+            apparent_encoding="u8",
+        )
+        mock_s.get.return_value.apparent_encoding = "u8"
+        self.assertIn(
+            "T", web_search.extract_text_from_url("https://en.wikipedia.org/wiki/T")
+        )
+
 
 if __name__ == "__main__":
     unittest.main()

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-SEARCH_PROVIDERS = ["duckduckgo", "startpage"]`
	`1`	`+SEARCH_PROVIDERS = ["duckduckgo", "startpage", "bing"]`
`2`	`2`
`3`	`3`
`4`	`4`	`def handle_search_provider_command(search_provider):`