[enh] https rewrite basics

searx/https_rewrite.py

@@ -0,0 +1,14 @@
+import re
+
+# https://gitweb.torproject.org/\
+# pde/https-everywhere.git/tree/4.0:/src/chrome/content/rules
+
+# HTTPS rewrite rules
+https_rules = (
+    # from
+    (re.compile(r'^http://(www\.|m\.|)?xkcd\.(?:com|org)/', re.I | re.U),
+     # to
+     r'https://\1xkcd.com/'),
+    (re.compile(r'^https?://(?:ssl)?imgs\.xkcd\.com/', re.I | re.U),
+     r'https://sslimgs.xkcd.com/'),
+)