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brijrbrijr
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add wordpress setup
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‎.github/workflows/docker-wordpress.yml‎

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name: Build WordPress Image
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on:
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push:
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branches: [main]
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paths:
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- 'wordpress/**'
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workflow_dispatch:
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env:
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REGISTRY: ghcr.io
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IMAGE_NAME: ${{ github.repository_owner }}/next-wp-wordpress
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jobs:
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build:
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runs-on: ubuntu-latest
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permissions:
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contents: read
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packages: write
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steps:
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- name: Checkout repository
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uses: actions/checkout@v4
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- name: Log in to GitHub Container Registry
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uses: docker/login-action@v3
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with:
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registry: ${{ env.REGISTRY }}
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username: ${{ github.actor }}
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password: ${{ secrets.GITHUB_TOKEN }}
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- name: Extract metadata for Docker
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id: meta
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uses: docker/metadata-action@v5
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with:
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images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
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tags: |
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type=raw,value=latest
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type=sha,prefix=
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- name: Build and push Docker image
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uses: docker/build-push-action@v5
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with:
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context: ./wordpress
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push: true
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tags: ${{ steps.meta.outputs.tags }}
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labels: ${{ steps.meta.outputs.labels }}

‎wordpress/Dockerfile‎

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FROM wordpress:latest
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# Labels for GitHub Container Registry
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LABEL org.opencontainers.image.source="https://github.com/9d8dev/next-wp"
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LABEL org.opencontainers.image.description="WordPress with next-revalidate plugin for headless Next.js"
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LABEL org.opencontainers.image.licenses="MIT"
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# Install WP-CLI
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RUN curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar \
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&& chmod +x wp-cli.phar \
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&& mv wp-cli.phar /usr/local/bin/wp
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# Copy the revalidation plugin
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COPY next-revalidate /var/www/html/wp-content/plugins/next-revalidate
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# Copy the setup scripts
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COPY setup.sh /usr/local/bin/setup-wordpress.sh
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COPY entrypoint.sh /usr/local/bin/custom-entrypoint.sh
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RUN chmod +x /usr/local/bin/setup-wordpress.sh /usr/local/bin/custom-entrypoint.sh
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ENTRYPOINT ["/usr/local/bin/custom-entrypoint.sh"]
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CMD ["apache2-foreground"]

‎wordpress/entrypoint.sh‎

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#!/bin/bash
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# Run the setup script in the background after a delay
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(sleep 30 && /usr/local/bin/setup-wordpress.sh) &
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# Run the original WordPress entrypoint
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exec docker-entrypoint.sh "$@"

‎wordpress/next-revalidate/index.php‎

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<?php
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// Silence is golden.

‎wordpress/next-revalidate/next-revalidate.php‎

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<?php
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/**
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* Plugin Name: Next.js Revalidation
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* Plugin URI: https://github.com/9d8dev/next-wp
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* Description: Automatically revalidate Next.js cache when WordPress content changes
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* Version: 1.0.0
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* Author: 9d8
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* Author URI: https://9d8.dev
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* License: MIT
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*/
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if (!defined('ABSPATH')) {
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exit;
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}
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class NextRevalidate {
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private $option_name = 'next_revalidate_settings';
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private $last_revalidation = 'next_revalidate_last';
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public function __construct() {
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add_action('admin_menu', [$this, 'add_admin_menu']);
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add_action('admin_init', [$this, 'register_settings']);
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// Hook into content changes
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add_action('save_post', [$this, 'on_post_change'], 10, 3);
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add_action('delete_post', [$this, 'on_post_delete']);
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add_action('transition_post_status', [$this, 'on_status_change'], 10, 3);
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// Hook into taxonomy changes
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add_action('created_term', [$this, 'on_term_change'], 10, 3);
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add_action('edited_term', [$this, 'on_term_change'], 10, 3);
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add_action('delete_term', [$this, 'on_term_change'], 10, 3);
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}
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public function add_admin_menu() {
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add_options_page(
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'Next.js Revalidation',
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'Next.js Revalidation',
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'manage_options',
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'next-revalidate',
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[$this, 'settings_page']
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);
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}
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public function register_settings() {
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register_setting($this->option_name, $this->option_name, [
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'sanitize_callback' => [$this, 'sanitize_settings']
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]);
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add_settings_section(
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'next_revalidate_main',
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'Configuration',
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null,
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'next-revalidate'
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);
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add_settings_field(
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'nextjs_url',
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'Next.js Site URL',
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[$this, 'field_nextjs_url'],
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'next-revalidate',
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'next_revalidate_main'
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);
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add_settings_field(
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'webhook_secret',
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'Webhook Secret',
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[$this, 'field_webhook_secret'],
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'next-revalidate',
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'next_revalidate_main'
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);
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add_settings_field(
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'cooldown',
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'Cooldown (seconds)',
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[$this, 'field_cooldown'],
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'next-revalidate',
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'next_revalidate_main'
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);
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}
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public function sanitize_settings($input) {
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$sanitized = [];
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$sanitized['nextjs_url'] = esc_url_raw(rtrim($input['nextjs_url'] ?? '', '/'));
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$sanitized['webhook_secret'] = sanitize_text_field($input['webhook_secret'] ?? '');
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$sanitized['cooldown'] = absint($input['cooldown'] ?? 2);
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return $sanitized;
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}
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public function field_nextjs_url() {
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$options = get_option($this->option_name);
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$value = $options['nextjs_url'] ?? '';
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echo '<input type="url" name="' . $this->option_name . '[nextjs_url]" value="' . esc_attr($value) . '" class="regular-text" placeholder="https://your-nextjs-site.com" />';
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echo '<p class="description">The URL of your Next.js application (without trailing slash)</p>';
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}
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public function field_webhook_secret() {
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$options = get_option($this->option_name);
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$value = $options['webhook_secret'] ?? '';
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echo '<input type="text" name="' . $this->option_name . '[webhook_secret]" value="' . esc_attr($value) . '" class="regular-text" />';
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echo '<p class="description">Must match WORDPRESS_WEBHOOK_SECRET in your Next.js environment</p>';
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}
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public function field_cooldown() {
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$options = get_option($this->option_name);
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$value = $options['cooldown'] ?? 2;
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echo '<input type="number" name="' . $this->option_name . '[cooldown]" value="' . esc_attr($value) . '" min="0" max="60" class="small-text" />';
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echo '<p class="description">Minimum seconds between revalidation requests (prevents spam)</p>';
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}
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public function settings_page() {
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if (!current_user_can('manage_options')) {
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return;
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}
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$last = get_option($this->last_revalidation);
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?>
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<div class="wrap">
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<h1>Next.js Revalidation Settings</h1>
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<?php if ($last): ?>
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<div class="notice notice-info">
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<p>Last revalidation: <?php echo esc_html(date('Y-m-d H:i:s', $last['time'])); ?>
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- Type: <?php echo esc_html($last['type']); ?>
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- Status: <?php echo $last['success'] ? 'Success' : 'Failed'; ?></p>
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</div>
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<?php endif; ?>
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<form method="post" action="options.php">
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<?php
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settings_fields($this->option_name);
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do_settings_sections('next-revalidate');
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submit_button();
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?>
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</form>
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<hr>
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<h2>Test Revalidation</h2>
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<p>
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<button type="button" class="button" onclick="testRevalidation()">Send Test Request</button>
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<span id="test-result"></span>
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</p>
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<script>
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function testRevalidation() {
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const result = document.getElementById('test-result');
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result.textContent = 'Sending...';
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fetch(ajaxurl, {
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method: 'POST',
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headers: {'Content-Type': 'application/x-www-form-urlencoded'},
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body: 'action=next_revalidate_test'
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})
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.then(r => r.json())
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.then(data => {
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result.textContent = data.success ? 'Success!' : 'Failed: ' + data.data;
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})
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.catch(e => {
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result.textContent = 'Error: ' + e.message;
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});
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}
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</script>
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</div>
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<?php
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}
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public function on_post_change($post_id, $post, $update) {
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if (wp_is_post_revision($post_id) || wp_is_post_autosave($post_id)) {
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return;
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}
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if ($post->post_status !== 'publish') {
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return;
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}
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$this->trigger_revalidation('post', [
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'id' => $post_id,
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'slug' => $post->post_name,
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'type' => $post->post_type,
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'action' => $update ? 'update' : 'create'
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]);
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}
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public function on_post_delete($post_id) {
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$post = get_post($post_id);
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if (!$post || $post->post_status !== 'publish') {
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return;
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}
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$this->trigger_revalidation('post', [
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'id' => $post_id,
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'slug' => $post->post_name,
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'type' => $post->post_type,
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'action' => 'delete'
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]);
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}
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public function on_status_change($new_status, $old_status, $post) {
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if ($new_status === $old_status) {
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return;
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}
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if ($old_status === 'publish' || $new_status === 'publish') {
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$this->trigger_revalidation('post', [
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'id' => $post->ID,
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'slug' => $post->post_name,
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'type' => $post->post_type,
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'action' => 'status_change',
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'old_status' => $old_status,
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'new_status' => $new_status
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]);
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}
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}
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public function on_term_change($term_id, $tt_id, $taxonomy) {
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$this->trigger_revalidation('term', [
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'id' => $term_id,
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'taxonomy' => $taxonomy,
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'action' => current_action()
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]);
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}
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private function trigger_revalidation($type, $data) {
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$options = get_option($this->option_name);
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if (empty($options['nextjs_url'])) {
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return;
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}
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// Check cooldown
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$cooldown = $options['cooldown'] ?? 2;
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$last = get_option($this->last_revalidation);
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if ($last && (time() - $last['time']) < $cooldown) {
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return;
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}
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$url = $options['nextjs_url'] . '/api/revalidate';
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$secret = $options['webhook_secret'] ?? '';
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$payload = [
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'type' => $type,
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'data' => $data,
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'timestamp' => time()
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];
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$response = wp_remote_post($url, [
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'timeout' => 10,
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'headers' => [
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'Content-Type' => 'application/json',
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'x-webhook-secret' => $secret
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],
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'body' => json_encode($payload)
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]);
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$success = !is_wp_error($response) && wp_remote_retrieve_response_code($response) === 200;
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update_option($this->last_revalidation, [
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'time' => time(),
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'type' => $type,
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'success' => $success
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]);
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}
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}
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// Initialize plugin
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add_action('init', function() {
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new NextRevalidate();
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});
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// AJAX handler for test button
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add_action('wp_ajax_next_revalidate_test', function() {
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if (!current_user_can('manage_options')) {
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wp_send_json_error('Unauthorized');
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}
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$options = get_option('next_revalidate_settings');
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if (empty($options['nextjs_url'])) {
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wp_send_json_error('Next.js URL not configured');
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}
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$url = $options['nextjs_url'] . '/api/revalidate';
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$secret = $options['webhook_secret'] ?? '';
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$response = wp_remote_post($url, [
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'timeout' => 10,
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'headers' => [
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'Content-Type' => 'application/json',
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'x-webhook-secret' => $secret
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],
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'body' => json_encode([
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'type' => 'test',
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'data' => ['message' => 'Test from WordPress'],
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'timestamp' => time()
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])
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]);
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if (is_wp_error($response)) {
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wp_send_json_error($response->get_error_message());
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}
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$code = wp_remote_retrieve_response_code($response);
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if ($code !== 200) {
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wp_send_json_error('HTTP ' . $code);
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}
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wp_send_json_success('Revalidation triggered successfully');
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});

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