WordPress MCP Adapter: Code Snippets (wbcomdesigns.com)

01-list-inactive-members.php

add_action( 'wp_abilities_api_init', function() {
    wp_register_ability( 'my-bp-plugin/list-inactive-members', array(
        'label'               => 'List Inactive Members',
        'description'         => 'Retrieve community members with no activity in the specified number of days.',
        'input_schema'        => array(
            'type'       => 'object',
            'properties' => array(
                'days_inactive' => array(
                    'type'        => 'integer',
                    'description' => 'Number of days of inactivity',
                    'default'     => 30,
                ),
            ),
        ),
        'output_schema'       => array(
            'type'  => 'array',
            'items' => array(
                'type'       => 'object',
                'properties' => array(
                    'user_id'       => array( 'type' => 'integer' ),
                    'display_name'  => array( 'type' => 'string' ),
                    'last_activity' => array( 'type' => 'string' ),
                    'group_count'   => array( 'type' => 'integer' ),
                ),
            ),
        ),
        'permission_callback' => function() {
            return current_user_can( 'list_users' );
        },
        'execute_callback'    => function( $input ) {
            // Your plugin's existing logic to query inactive members.
            $days = $input['days_inactive'] ?? 30;
            return my_bp_plugin_get_inactive_members( $days );
        },
    ) );
} );

02-mcp-adapter-install.sh

composer require wordpress/abilities-api wordpress/mcp-adapter

03-wp-cli-list.sh

wp mcp-adapter list

04-wp-cli-test.sh

echo '{"jsonrpc":"2.0","id":1,"method":"tools/list"}' | wp mcp-adapter serve --user=admin --server=mcp-adapter-default-server

05-mcp-config-local.json

{
  "mcpServers": {
    "my-community-site": {
      "command": "wp",
      "args": [
        "--path=/path/to/your/wordpress",
        "mcp-adapter",
        "serve",
        "--server=mcp-adapter-default-server",
        "--user=admin"
      ]
    }
  }
}

06-mcp-config-remote.json

{
  "mcpServers": {
    "my-community-site": {
      "command": "npx",
      "args": ["-y", "@automattic/mcp-wordpress-remote@latest"],
      "env": {
        "WP_API_URL": "https://yoursite.com/wp-json/mcp/mcp-adapter-default-server",
        "WP_API_USERNAME": "your-username",
        "WP_API_PASSWORD": "your-application-password"
      }
    }
  }
}