1 files changed, 25 insertions, 7 deletions
diff --git a/searx/engines/soundcloud.py b/searx/engines/soundcloud.py
index 23032223e..08df9aa04 100644
--- a/searx/engines/soundcloud.py
+++ b/searx/engines/soundcloud.py
@@ -1,14 +1,23 @@
 # SPDX-License-Identifier: AGPL-3.0-or-later
 """SoundCloud is a German audio streaming service."""
+from __future__ import annotations
 
 import re
-from urllib.parse import quote_plus, urlencode
+import typing
 import datetime
 
+from urllib.parse import quote_plus, urlencode
+
 from dateutil import parser
 from lxml import html
 
 from searx.network import get as http_get
+from searx.enginelib import EngineCache
+
+if typing.TYPE_CHECKING:
+    import logging
+
+    logger: logging.Logger
 
 about = {
     "website": "https://soundcloud.com",
@@ -28,7 +37,6 @@ HTML frontend of the common WEB site.
 """
 
 cid_re = re.compile(r'client_id:"([^"]*)"', re.I | re.U)
-guest_client_id = ""
 results_per_page = 10
 
 soundcloud_facet = "model"
@@ -48,6 +56,10 @@ app_locale_map = {
     "sv": "sv",
 }
 
+CACHE: EngineCache
+"""Persistent (SQLite) key/value cache that deletes its values after ``expire``
+seconds."""
+
 
 def request(query, params):
 
@@ -55,6 +67,12 @@ def request(query, params):
     # - user_id=451561-497874-703312-310156
     # - app_version=1740727428
 
+    guest_client_id = CACHE.get("guest_client_id")
+    if guest_client_id is None:
+        guest_client_id = get_client_id()
+        if guest_client_id:
+            CACHE.set(key="guest_client_id", value=guest_client_id)
+
     args = {
         "q": query,
         "offset": (params['pageno'] - 1) * results_per_page,
@@ -104,12 +122,12 @@ def response(resp):
     return results
 
 
-def init(engine_settings=None):  # pylint: disable=unused-argument
-    global guest_client_id  # pylint: disable=global-statement
-    guest_client_id = get_client_id()
+def init(engine_settings):  # pylint: disable=unused-argument
+    global CACHE  # pylint: disable=global-statement
+    CACHE = EngineCache(engine_settings["name"])  # type:ignore
 
 
-def get_client_id() -> str:
+def get_client_id() -> str | None:
 
     client_id = ""
     url = "https://soundcloud.com"
@@ -143,4 +161,4 @@ def get_client_id() -> str:
         logger.info("using client_id '%s' for soundclud queries", client_id)
     else:
         logger.warning("missing valid client_id for soundclud queries")
-    return client_id
+    return client_id or None