[feat] add Sogou engine for searxng

Co-authored-by: Bnyro <bnyro@tutanota.com>

searx/engines/sogou_images.py

@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: AGPL-3.0-or-later
+"""Sogou-Images: A search engine for retrieving images from Sogou."""
+
+import json
+import re
+from urllib.parse import quote_plus
+
+# about
+about = {
+    "website": "https://pic.sogou.com/",
+    "wikidata_id": "Q7554565",
+    "use_official_api": False,
+    "require_api_key": False,
+    "results": "HTML",
+}
+
+# engine dependent config
+categories = ["images"]
+
+base_url = "https://pic.sogou.com"
+
+
+def request(query, params):
+    params["url"] = f"{base_url}/pics?query={quote_plus(query)}"
+    return params
+
+
+def response(resp):
+    results = []
+    match = re.search(r'window\.__INITIAL_STATE__\s*=\s*({.*?});', resp.text, re.S)
+    if not match:
+        return results
+
+    data = json.loads(match.group(1))
+    if "searchList" in data and "searchList" in data["searchList"]:
+        for item in data["searchList"]["searchList"]:
+            results.append(
+                {
+                    "template": "images.html",
+                    "url": item.get("url", ""),
+                    "thumbnail_src": item.get("picUrl", ""),
+                    "img_src": item.get("picUrl", ""),
+                    "content": item.get("content_major", ""),
+                    "title": item.get("title", ""),
+                    "source": item.get("ch_site_name", ""),
+                }
+            )
+
+    return results