<?php
defined('ABSPATH') or die('No script kiddies please!'); // Avoid direct file request

if (!function_exists('rtg_skip_rest_admin_notice')) {
    /**
     * Show an admin notice to administrators when the minimum WP version
     * could not be reached. The error message is only in english available.
     */
    function rtg_skip_rest_admin_notice() {
        if (current_user_can('activate_plugins')) {
            $data = get_plugin_data(RTG_FILE, true, false);
            global $wp_version;
            echo '<div class=\'notice notice-error\'>
				<p><strong>' .
                esc_html($data['Name']) .
                '</strong> could not be initialized because you are running WordPress < 4.7 (' .
                esc_html($wp_version) .
                '). If WordPress < 4.7 the plugin needs another plugin <strong>WordPress REST API (Version 2)</strong> to provide needed functionality.
				<a href="' .
                esc_url(admin_url('plugin-install.php?s=WordPress+REST+API+(Version+2)&tab=search&type=term')) .
                '">Show in plugin finder</a> or 
				<a href="' .
                esc_url(admin_url('plugin-install.php?tab=plugin-information&plugin=rest-api&TB_iframe=true')) .
                '">install plugin directly</a>.
			</div>';
        }
    }
}
add_action('admin_notices', 'rtg_skip_rest_admin_notice');
