From 1e37fcebd2d3f3f25c116e01c9dccb1bf2476aff Mon Sep 17 00:00:00 2001
From: veclav talica <veclavtalica@protonmal.com>
Date: Thu, 25 May 2023 22:35:39 +0500
Subject: [PATCH] front image used for embed preview

---
 tools/article_wrapper.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tools/article_wrapper.py b/tools/article_wrapper.py
index 3b7050f..962ca34 100755
--- a/tools/article_wrapper.py
+++ b/tools/article_wrapper.py
@@ -3,7 +3,7 @@
 # todo: Show related git history of a file?
 
 from sys import argv, exit
-import time, urllib.parse
+import time, urllib.parse, re
 
 from article_utils import the_line_after_metadata, parse_metadata
 from page_shares import wrap_page, MONTHS
@@ -54,4 +54,8 @@ header = f"""HTML header: <meta property="og:title" content="{title} on mjesteč
 if not brief is None:
     header += f"""<meta property="og:description" content="{brief}"></meta>\n"""
 
+front_image = re.compile(r"!\[.*\]\((.+?)\)", re.DOTALL).search(''.join(content[i:]))
+if not front_image is None:
+    header += f"""<meta property="og:image" content="{argv[2]}/{urllib.parse.quote(front_image.group(1))}"></meta>\n"""
+
 print(header + ''.join(content[:i]) + wrap_page(article_head + ''.join(content[i:])))