<?php
/**
 * DokuWiki Plugin publish (Helper Component)
 *
 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
 * @author  Jarrod Lowe <dokuwiki@rrod.net>
 * @author  Andreas Gohr <gohr@cosmocode.de>
 */

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

class helper_plugin_publish extends DokuWiki_Plugin {

    // FIXME find out what this is supposed to do and how it can be done better
    function in_namespace($valid, $check) {
        // PHP apparantly does not have closures -
        // so we will parse $valid ourselves. Wasteful.
        $valid = preg_split('/\s+/', $valid);
        //if(count($valid) == 0) { return true; }//whole wiki matches
        if((count($valid)==1) and ($valid[0]=="")) { return true; }//whole wiki matches
        $check = trim($check, ':');
        $check = explode(':', $check);

        // Check against all possible namespaces
        foreach($valid as $v) {
            $v = explode(':', $v);
            $n = 0;
            $c = count($v);
            $matching = 1;

            // Check each element, untill all elements of $v satisfied
            while($n < $c) {
                if($v[$n] != $check[$n]) {
                    // not a match
                    $matching = 0;
                    break;
                }
                $n += 1;
            }
            if($matching == 1) { return true; } // a match
        }
        return false;
    }

    // FIXME find out what this is supposed to do and how it can be done better
    function in_sub_namespace($valid, $check) {
        // is check a dir which contains any valid?
        // PHP apparantly does not have closures -
        // so we will parse $valid ourselves. Wasteful.
        $valid = preg_split('/\s+/', $valid);
        //if(count($valid) == 0) { return true; }//whole wiki matches
        if((count($valid)==1) and ($valid[0]=="")) { return true; }//whole wiki matches
        $check = trim($check, ':');
        $check = explode(':', $check);

        // Check against all possible namespaces
        foreach($valid as $v) {
            $v = explode(':', $v);
            $n = 0;
            $c = count($check); //this is what is different from above!
            $matching = 1;

            // Check each element, untill all elements of $v satisfied
            while($n < $c) {
                if($v[$n] != $check[$n]) {
                    // not a match
                    $matching = 0;
                    break;
                }
                $n += 1;
            }
            if($matching == 1) { return true; } // a match
        }
        return false;
    }

}