From a6353ac1d8f55e41e1de7a7c6b352becb1dec264 Mon Sep 17 00:00:00 2001
From: Michał Górny <mgorny@gentoo.org>
Date: Wed, 11 Sep 2019 10:02:34 +0200
Subject: bin: Add script to automate uid-gid table updates on wiki
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Michał Górny <mgorny@gentoo.org>
---
 bin/update-wiki-table.py | 101 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100755 bin/update-wiki-table.py

(limited to 'bin')

diff --git a/bin/update-wiki-table.py b/bin/update-wiki-table.py
new file mode 100755
index 0000000..b845e7f
--- /dev/null
+++ b/bin/update-wiki-table.py
@@ -0,0 +1,101 @@
+#!/usr/bin/env python3
+
+import argparse
+import os.path
+import requests
+import subprocess
+import sys
+
+
+def main(argv):
+    default_api_url = 'https://wiki.gentoo.org/api.php'
+    default_script_path = os.path.join(os.path.dirname(__file__),
+                                       'uidgid2wiki.awk')
+    default_title = 'UID_GID_Assignment_Table'
+
+    argp = argparse.ArgumentParser(prog=argv[0])
+    argp.add_argument('--api-url', default=default_api_url,
+                      help='URL to MediaWiki API (default: {})'
+                           .format(default_api_url))
+    argp.add_argument('-p', '--password', required=True,
+                      help='Bot password to log in with')
+    argp.add_argument('--script', default=default_script_path,
+                      help='Path to uidgid2wiki script')
+    argp.add_argument('--title', default=default_title,
+                      help='Title of page to edit (default: {})'
+                           .format(default_title))
+    argp.add_argument('-u', '--username', required=True,
+                      help='Username to log in with')
+    argp.add_argument('path', nargs=1, metavar='uid-gid.txt',
+                      type=argparse.FileType('r', encoding='utf-8'),
+                      help='UID/GID listing to process')
+    args = argp.parse_args(argv[1:])
+
+    # Get converted contents first.
+    with subprocess.Popen([args.script],
+                          stdin=args.path[0],
+                          stdout=subprocess.PIPE) as s:
+        page_data, _ = s.communicate()
+        assert s.returncode == 0
+
+    # MediaWiki API is just HORRIBLE!  Editing a page requires obtaining
+    # a login token, logging in, obtaining a CSRF (!) token
+    # and apparently preserving cookies as well!
+    with requests.Session() as s:
+        # get login token
+        params = {
+            'action': 'query',
+            'meta': 'tokens',
+            'type': 'login',
+            'format': 'json',
+        }
+        with s.get(args.api_url, params=params) as r:
+            token = r.json()['query']['tokens']['logintoken']
+
+        # log in
+        params = {
+            'action': 'login',
+            'lgname': args.username,
+            'lgpassword': args.password,
+            'lgtoken': token,
+            'format': 'json',
+        }
+        with s.post(args.api_url, data=params) as r:
+            assert r.json()['login']['result'] == 'Success', r.json()
+
+        # get CSRF token (wtf?!)
+        params = {
+            'action': 'query',
+            'meta': 'tokens',
+            'format': 'json',
+        }
+        with s.get(args.api_url, params=params) as r:
+            token = r.json()['query']['tokens']['csrftoken']
+
+        # edit page (finally)
+        params = {
+            'action': 'edit',
+            'title': args.title,
+            'token': token,
+            'format': 'json',
+            'text': page_data,
+            'summary': 'Automatic update from uid-gid.txt',
+            'bot': True,
+        }
+        with s.post(args.api_url, data=params) as r:
+            assert 'error' not in r.json(), r.json()
+            print(r.json())
+
+        # logout
+        params = {
+            'action': 'logout',
+            'token': token,
+        }
+        with s.get(args.api_url, params=params) as r:
+            pass
+
+    return 0
+
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))
-- 
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