<?php

/**
 * Plugin Abb: Full power IMG embedding
 * 
 * @license    Apache License, Version 2.0 (http://www.apache.org/licenses/LICENSE-2.0)
 * @author     Ferdinand Soethe <ferdinand@apache.org>
 */

if (!defined('DOKU_INC'))
	define('DOKU_INC', realpath(dirname(__FILE__) . '/../../') . '/');
if (!defined('DOKU_PLUGIN'))
	define('DOKU_PLUGIN', DOKU_INC . 'lib/plugins/');
require_once (DOKU_PLUGIN . 'syntax.php');

/**
 * All DokuWiki plugins to extend the parser/rendering mechanism
 * need to inherit from this class
 */
class syntax_plugin_abb extends DokuWiki_Syntax_Plugin {

	/**
	 * return some info
	 */
	function getInfo() {
		return array (
			'author' => 'Ferdinand Soethe',
			'email' => 'ferdinand@apache.org',
			'date' => '2007-11-11',
			'name' => 'abb - Enhanced Image Plugin',
			'desc' => 'Embed images with the full power of html img-tag',
			'url' => 'http://www.dokuwiki.org/wiki:abb',
		);
	}

	/**
	 * What kind of syntax are we?
	 */
	function getType() {
		return 'substition';
	}

	/**
	 * What about paragraphs? (optional)
	 */
	function getPType() {
		return 'block';
	}

	/**
	 * Where to sort in?
	 */
	function getSort() {
		return 999;
	}

	/**
	 * Connect pattern to lexer
	 */
	function connectTo($mode) {
		$this->Lexer->addSpecialPattern('~~ABB.*?~~', $mode, 'plugin_abb');
	}

	/**
	 * Handle the match
	 */
	function handle($match, $state, $pos, & $handler) {

		$resultStr = '';
		$paramsArr = explode('~', $match);
		for ($i = 0; $i < count($paramsArr); $i++) {
			$paramPairArr = explode('=', $paramsArr[$i]);
			switch ($paramPairArr[0]) {
				case 'ABB' :
					break;
				case '' :
					break;
				case 'src' :
					$resultStr .= ' src="' . ml($paramPairArr[1], '') . '"';
					break;
				
				case 'title' :
					$resultStr .= ' title="' . htmlspecialchars($paramPairArr[1], ENT_QUOTES, 'UTF-8') . '"';
					break;
				case 'alt' :
					$resultStr .= ' alt="' . htmlspecialchars($paramPairArr[1], ENT_QUOTES, 'UTF-8') . '"';
					break;
				default :
					$resultStr .= ' ' . $paramPairArr[0] . '="' . $paramPairArr[1] . '"';
					break;
			}
		}
		return '<img' . $resultStr . '>';
	}
	/**
	 * Create output
	 */
	function render($mode, & $renderer, $data) {
		if ($mode == 'xhtml') {
			$renderer->doc .= $data; // ptype = 'normal'
			
			return true;
		}
		return false;
	}
}