80 lines
2.0 KiB
PHP
80 lines
2.0 KiB
PHP
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<?php
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/**
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* Plugin nspages : Displays nicely a list of the pages of a namespace
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*
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* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
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* @author Guillaume Turri <guillaume.turri@gmail.com>
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*/
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if(!defined('DOKU_INC')) die();
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class namespaceFinder {
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private $wantedNs;
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private $isSafe;
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function __construct($path){
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$this->wantedNs = $this->computeWantedNs($path);
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$this->sanitizeNs();
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}
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private function computeWantedNs($path){
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global $ID;
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$result = '';
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$wantedNS = trim($path);
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if($wantedNS == '') {
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$wantedNS = $this->getCurrentNamespace();
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}
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if( $this->isRelativePath($wantedNS) ) {
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$result = getNS($ID);
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}
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$result .= ':'.$wantedNS.':';
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return $result;
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}
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private function getCurrentNamespace(){
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return '.';
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}
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private function isRelativePath($path){
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return $path[0] == '.';
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}
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/**
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* Get rid of '..'.
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* Therefore, provides a ns which passes the cleanid() function,
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*/
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private function sanitizeNs(){
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$ns = explode(':', $this->wantedNs);
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for($i = 0; $i < count($ns); $i++) {
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if($ns[$i] === '' || $ns[$i] === '.') {
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array_splice($ns, $i, 1);
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$i--;
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} else if($ns[$i] == '..') {
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if($i == 0) {
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//the first can't be '..', to stay inside 'data/pages'
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break;
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} else {
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//simplify the path, getting rid of 'ns:..'
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array_splice($ns, $i - 1, 2);
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$i -= 2;
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}
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}
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}
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$this->isSafe = ($ns[0] != '..');
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$this->wantedNs = implode(':', $ns);
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}
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function getWantedNs(){
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return $this->wantedNs;
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}
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function isNsSafe(){
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return $this->isSafe;
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}
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function getWantedDirectory(){
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return utf8_encodeFN(str_replace(':', '/', $this->wantedNs));
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}
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}
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