From 00ead935d40917ecfd77bc4b11b1b6e1033ec853 Mon Sep 17 00:00:00 2001
From: Oleg Broytman <phd@phdru.name>
Date: Sun, 16 Jun 2024 02:10:58 +0300
Subject: [PATCH] Feat(Python3): Use `urllib.parse.parse_qs`

Prepare for Python 3.13 dropping `cgi`.
---
 requirements.txt |  2 ++
 search-tags.py   | 12 +++++++-----
 2 files changed, 9 insertions(+), 5 deletions(-)
 create mode 100644 requirements.txt

diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..22fd5ba
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,2 @@
+Cheetah3
+lark
diff --git a/search-tags.py b/search-tags.py
index a844960..a358a02 100755
--- a/search-tags.py
+++ b/search-tags.py
@@ -6,7 +6,9 @@ __author__ = "Oleg Broytman <phd@phdru.name>"
 __copyright__ = "Copyright (C) 2014-2024 PhiloSoft Design"
 __license__ = "GNU GPL"
 
-import cgi
+from html import escape
+from urllib.parse import parse_qs
+import os
 import sys
 
 from lark import ParseError
@@ -14,14 +16,14 @@ from lark import ParseError
 from html.response import redirect, response
 from parser import parser
 
-form = cgi.FieldStorage()
-if 'q' not in form:
+qs_dict = parse_qs(os.environ['QUERY_STRING'], encoding='koi8-r')
+if 'q' not in qs_dict or len(qs_dict['q']) > 1:
     status = "400 Bad request"
     title = "Error!"
     body = "Required parameter is missing!"
 
 else:
-    q = form['q'].value
+    q = qs_dict['q'][0]
     try:
         tree = parser.parse(q)
     except ParseError:
@@ -44,7 +46,7 @@ else:
             from tags import find_tags
             posts = find_tags(tree)
             status = None
-            title = "úÁÐÉÓÉ, ÎÁÊÄÅÎÎÙÅ ÄÌÑ ×ÙÒÁÖÅÎÉÑ " + cgi.escape(q)
+            title = "úÁÐÉÓÉ, ÎÁÊÄÅÎÎÙÅ ÄÌÑ ×ÙÒÁÖÅÎÉÑ " + escape(q)
             if posts:
                 _posts = ["""\
     <p class="head">
-- 
2.39.2