Generate changelog.txt from readme.txt on CI.

Author: kagg-design

.github/scripts/update-changelog.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+# Check if readme.txt exists
+if [ ! -f readme.txt ]; then
+  echo "readme.txt file not found!"
+  exit 1
+fi
+
+# Determine the latest changelog version in readme.txt
+latest_version=$(sed -n 's/^= \([0-9]\+\.[0-9]\+\.[0-9]\+\) =$/\1/p' readme.txt | head -n 1)
+
+if [ -z "$latest_version" ]; then
+  echo "No latest version found in readme.txt!"
+  exit 0
+fi
+
+# Get the latest changelog section from readme.txt
+latest_section=$(sed -n "/^= $latest_version =$/,/^= [0-9]\+\.[0-9]\+\.[0-9]\+ =$/ { /^= [0-9]\+\.[0-9]\+\.[0-9]\+ =$/!p; }" readme.txt)
+latest_section="= ${latest_version} =\n${latest_section}\n"
+
+# Remove the latest changelog section from changelog.txt
+sed -i "/^= $latest_version =$/,/^= [0-9]\+\.[0-9]\+\.[0-9]\+ =$/ {/^= $latest_version =$/d; /^= [0-9]\+\.[0-9]\+\.[0-9]\+ =$/!d;}" changelog.txt
+
+# Append the latest changelog section from readme.txt to changelog.txt
+{ echo -e "$latest_section"; cat changelog.txt; } > temp.txt && mv temp.txt changelog.txt
+
+# Check if there are changes in changelog.txt
+if git diff --quiet changelog.txt; then
+  echo "No changes in changelog.txt."
+  exit 0
+fi
+
+# Configure Git commit information
+#git config --global user.name "github-actions[bot]"
+#git config --global user.email "github-actions[bot]@users.noreply.github.com"
+
+# Add, commit, and push changes
+git add changelog.txt
+git commit -m "Update changelog from readme.txt"
+git push
+
+echo "Changelog successfully updated and pushed to the repository."

.github/workflows/ci.yml

@@ -33,6 +33,10 @@ jobs:
         with:
           path: ${{ env.wp-plugin-directory }}
 
+      - name: Update changelog
+        if: ${{ matrix.php-version == '8.4' }}
+        run: ./update-changelog.sh
+
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with: