plugin-header-check.yaml

name: Version checks

on:
  push:
    branches:
      - master
  pull_request:

jobs:
  # Compares the header information in the readme.txt and the main plugin file
  # and fails if they differ.
  versioncheck:
    name: Version check
    runs-on: ubuntu-latest
    env:
      MAIN_PHP_FILE: plugin.php
      README_FILE: readme.txt

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Ensure PHP and readme headers match.
        run: |
          HEADERS=("Requires at least" "Requires PHP" "Tested up to")
          EXIT_WITH_ONE=0
          for HEADER in "${HEADERS[@]}"; do
            RM_VALUE=`grep "^[ 	\*]*${HEADER}[ 	\*]*:" ${README_FILE} | awk -F' ' '{print $NF}'`
            PHP_VALUE=`grep "^[ 	\*]*${HEADER}[ 	\*]*:" ${MAIN_PHP_FILE} | awk -F' ' '{print $NF}'`
            RM_VALUE=$(echo "${RM_VALUE}" | head -n 1 )
            PHP_VALUE=$(echo "${PHP_VALUE}" | head -n 1 )
            echo "Header: ${HEADER}"
            echo "readme file: ${RM_VALUE}"
            echo "php file: ${PHP_VALUE}"
            if [ "$RM_VALUE" != "$PHP_VALUE" ]; then
              EXIT_WITH_ONE=1
            fi;
            echo
          done;
          if [ $EXIT_WITH_ONE == 1 ]; then
            exit 1
          fi

      - name: Ensure stable tag and version headers match.
        run: |
          RM_VALUE=`grep "^[ 	\*]*Stable tag[ 	\*]*:" ${README_FILE} | awk -F' ' '{print $NF}'`
          PHP_VALUE=`grep "^[ 	\*]*Version[ 	\*]*:" ${MAIN_PHP_FILE} | awk -F' ' '{print $NF}'`
          RM_VALUE=$(echo "${RM_VALUE}" | head -n 1 )
          PHP_VALUE=$(echo "${PHP_VALUE}" | head -n 1 )
          echo "Version number check"
          echo "readme stable tag: ${RM_VALUE}"
          echo "php file version: ${PHP_VALUE}"
          echo
          if [ "$RM_VALUE" != "$PHP_VALUE" ]; then
            exit 1
          fi