Proyectos de Subversion Moodle

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<?php
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/**
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 * Parser utils and default callbacks.
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 *
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 * @author Josep Arús
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 *
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 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
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 * @package mod_wiki
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 */
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require_once($CFG->dirroot . "/lib/outputcomponents.php");
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class parser_utils {
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    public static function h($tag, $text = null, $options = array(), $escape_text = false) {
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        $tag = htmlentities($tag, ENT_COMPAT, 'UTF-8');
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        if(!empty($text) && $escape_text) {
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                $text = htmlentities($text, ENT_COMPAT, 'UTF-8');
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            }
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        return html_writer::tag($tag, $text, $options);
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    }
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    /**
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     * Default link generator
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     */
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    public static function wiki_parser_link_callback($link, $options) {
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        $l = urlencode($link);
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        if(!empty($options['anchor'])) {
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            $l .= "#".urlencode($options['anchor']);
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        }
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        return array('content' => $link, 'url' => "http://".$l);
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    }
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    /**
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     * Default table generator
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     */
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    public static function wiki_parser_table_callback($table) {
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        $html = "";
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        $headers = $table[0];
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        $columncount = count($headers);
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        $headerhtml = "";
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        foreach($headers as $h) {
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            $text = trim($h[1]);
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            if($h[0] == 'header') {
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                $headerhtml .= "\n".parser_utils::h('th', $text)."\n";
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                $hasheaders = true;
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            }
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            else if($h[0] == 'normal'){
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                $headerhtml .= "\n".parser_utils::h("td", $text)."\n";
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            }
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        }
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        $headerhtml = "\n".parser_utils::h('tr', $headerhtml)."\n";
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        $bodyhtml = "";
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        if(isset($hasheaders)) {
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            $html = "\n".parser_utils::h('thead', $headerhtml)."\n";
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        }
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        else {
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            $bodyhtml .= $headerhtml;
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        }
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        array_shift($table);
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        foreach($table as $row) {
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            $htmlrow = "";
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            for($i = 0; $i < $columncount; $i++) {
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                $text = "";
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                if(!isset($row[$i])) {
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                    $htmlrow .= "\n".parser_utils::h('td', $text)."\n";
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                }
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                else {
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                    $text = trim($row[$i][1]);
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                    if($row[$i][0] == 'header') {
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                        $htmlrow .= "\n".parser_utils::h('th', $text)."\n";
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                    }
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                    else if($row[$i][0] == 'normal'){
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                        $htmlrow .= "\n".parser_utils::h('td', $text)."\n";
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                    }
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                }
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            }
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            $bodyhtml .= "\n".parser_utils::h('tr', $htmlrow)."\n";
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        }
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        $html .= "\n".parser_utils::h('tbody', $bodyhtml)."\n";
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        return "\n".parser_utils::h('table', $html)."\n";
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    }
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    /**
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     * Default path converter
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     */
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    public static function wiki_parser_real_path($url) {
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        return $url;
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    }
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}
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