<?php

use dokuwiki\plugin\structpublish\meta\Constants;

class action_plugin_structpublish_publish extends DokuWiki_Action_Plugin
{
    /** @inheritDoc */
    public function register(Doku_Event_Handler $controller)
    {
        $controller->register_hook('ACTION_ACT_PREPROCESS', 'BEFORE', $this, 'changeStatus');
    }

    /**
     * Handle the publish button and version field
     *
     * @param Doku_Event $event
     * @return void
     */
    public function changeStatus(Doku_Event $event)
    {
        if ($event->data != 'show') {
            return;
        }

        global $INPUT;
        $in = $INPUT->arr('structpublish');
        if (!$in || !in_array(key($in), [Constants::ACTION_PUBLISH, Constants::ACTION_APPROVE])) {
            return;
        }

        if (!checkSecurityToken()) return;

        $helper = plugin_load('helper', 'structpublish_publish');
        $helper->saveRevision(key($in), $INPUT->str('version'));
    }
}