<?php

/**
 * DokuWiki Plugin telegramiv (Syntax Component)
 *
 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
 * @author  denko <denko@techie.com>
 */

// must be run within Dokuwiki
if (!defined('DOKU_INC')) {
    die();
}

class syntax_plugin_telegramiv_cover extends DokuWiki_Syntax_Plugin
{
    /**
     * @return string Syntax mode type
     */
    public function getType()
    {
        return 'protected';
    }

    /**
     * @return string Paragraph type
     */
    public function getPType()
    {
        return 'block';
    }

    /**
     * @return int Sort order - Low numbers go before high numbers
     */
    public function getSort()
    {
        return 51;
    }

    /**
     * Connect lookup pattern to lexer.
     *
     * @param string $mode Parser modes
     */
    public function connectTo($mode)
    {
        $this->Lexer->addSpecialPattern('<cover.*?>(?=.*?</cover>)', $mode, 'plugin_telegramiv_cover');
//        $this->Lexer->addEntryPattern('<FIXME>', $mode, 'plugin_telegramiv_cover');
    }

   public function postConnect()
   {
       $this->Lexer->addExitPattern('</cover>', 'plugin_telegramiv_cover');
   }

    /**
     * Handle matches of the telegramiv syntax
     *
     * @param string       $match   The match of the syntax
     * @param int          $state   The state of the handler
     * @param int          $pos     The position in the document
     * @param Doku_Handler $handler The handler
     *
     * @return array Data for the renderer
     */
    public function handle($match, $state, $pos, Doku_Handler $handler)
    {
        switch ($state) {

            case DOKU_LEXER_ENTER:
                return array($state, $this->default);

            case DOKU_LEXER_UNMATCHED:
                return array($state, $match);

            default:
                return array($state);
        }
    }

    /**
     * Render xhtml output or metadata
     *
     * @param string        $mode     Renderer mode (supported modes: xhtml)
     * @param Doku_Renderer $renderer The renderer
     * @param array         $data     The data from the handler() function
     *
     * @return bool If rendering was successful.
     */
    public function render($mode, Doku_Renderer $renderer, $indata)
    {
        if ($mode == 'xhtml') {

            list($state, $data) = $indata;

            switch ($state) {
                case DOKU_LEXER_ENTER :
                    $renderer->doc .= '<h1>';
                break;

                case DOKU_LEXER_UNMATCHED :
                    $renderer->doc .= $data;
                break;

                case DOKU_LEXER_EXIT :
                    $renderer->doc .= "</h1>";
                break;
            }
            return true;
        }

        return false;
    }
}