scripts: Use HTML as source for GitHub release notes

Using rendered HTML makes all links to the documentation work.

Issue #9910

scripts/create-release

@@ -22,6 +22,9 @@ if [ "$1" = "--tag" ] ; then
     shift
 fi
 
+# Build the documentation (for release notes)
+make -C docs html
+
 # Start with clean build environment
 ./setup.py clean
 find weblate/locale/ docs/locales/ -name '*.mo' -delete
@@ -82,8 +85,10 @@ if [ "$DO_TAG" -eq 1 ] ; then
     git checkout main
 
     # Convert release notes to markdown
-    ./scripts/extract-release-notes "$version" > "dist/Weblate-$version.rst"
-    pandoc "dist/Weblate-$version.rst" --write=gfm --wrap=none -o "dist/Weblate-$version.md"
+    sed "s/latest/$namever/" < scripts/release-notes-filter.lua > scripts/release-notes-filter.version.lua
+    ./scripts/extract-release-notes "$version" > "dist/Weblate-$version.html"
+    pandoc "dist/Weblate-$version.html" --write=gfm --wrap=none --lua-filter=scripts/release-notes-filter.version.lua -o "dist/Weblate-$version.md"
+    rm scripts/release-notes-filter.version.lua
 
     # Upload to GitHub
     sleep 10

scripts/extract-release-notes

@@ -4,21 +4,18 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+import re
 import sys
 
 if len(sys.argv) != 2:
-    raise ValueError("Missing argument")
+    raise ValueError("Missing version argument")
 
-start = f"Weblate {sys.argv[1]}\n"
-display = False
+tag = '<section id="weblate-{}">.+?<h1>(.+?)</h1>(.+?)</section>'.format(
+    sys.argv[1].replace(".", "-")
+)
 
-with open("docs/changes.rst") as handle:
-    for line in handle:
-        if display:
-            if line.startswith("Weblate "):
-                break
-            elif not line.startswith("--"):
-                print(line, end="")
-        elif line == start:
-            display = True
-            print(line, end="")
+with open("docs/_build/html/changes.html") as handle:
+    data = handle.read()
+
+for match in re.findall(tag, data, re.MULTILINE | re.DOTALL):
+    print(match[1])

scripts/release-notes-filter.lua

@@ -0,0 +1,16 @@
+-- Copyright © Michal Čihař <[email protected]>
+--
+-- SPDX-License-Identifier: GPL-3.0-or-later
+
+function fix_link (url)
+  return url:sub(1,4) == "http" and url or "https://docs.weblate.org/en/latest/" .. url
+end
+function Link (link)
+  link.target = fix_link(link.target);
+  return link
+end
+function Image (img)
+  img.src = fix_link(img.src);
+  return src
+end
+return {{Link = Link, Image = Image}}