--- /dev/null
+<?php
+
+ class mw_data_links extends mw_data{
+
+ var $links;
+
+ function init_links(){
+ $this->links = array();
+ return true;
+ }
+
+ function load_link(&$links, $v_path, $url, $intitule = "", $position = 0){
+ if($path_item = array_shift($v_path)){
+ if(!isset($links[$path_item])) $links[$path_item] = array(
+ "nom" => $path_item,
+ "url" => $v_path ? null : $url,
+ "intitule" => $v_path ? null : $intitule,
+ "subs" => array(),
+ "position" => 0
+ );
+ if($v_path) $this->load_link($links[$path_item]["subs"], $v_path, $url, $intitule, $position);
+ else{
+ $links[$path_item]["nom"] = $path_item;
+ $links[$path_item]["url"] = $url;
+ $links[$path_item]["intitule"] = $intitule;
+ $links[$path_item]["position"] = $position;
+ }
+ }
+ }
+
+ function valid_link_path($path){
+ $v_path = explode("/", $path);
+ $SYNTAX_OK = true;
+ foreach($v_path as $i => $path_item){
+ if($path_item){
+ if(!preg_match("/^[a-zA-Z]+[a-zA-Z0-9\-_\.]*$/", $path_item)){
+ $SYNTAX_OK = false;
+ break;
+ }
+ }
+ else unset($v_path[$i]);
+ }
+ return $v_path && $SYNTAX_OK ? $v_path : false;
+ }
+
+ function get_link($path = null){
+ if(!isset($this->links)) $this->init_links();
+ if($this->links !== false){
+ if(!isset($path)) return $this->links;
+ if($v_path = $this->valid_link_path($path)){
+ return $this->_get_link($this->links, $v_path);
+ }
+ }
+ return false;
+ }
+
+ function _get_link($links, $v_path){
+ if($path_item = array_shift($v_path)){
+ if(isset($links[$path_item])){
+ if($v_path) return $this->_get_link($links[$path_item]["subs"], $v_path);
+ else return $links[$path_item];
+ }
+ else return false;
+ }
+ }
+
+ function set_link($path, $url, $intitule = "", $position = 0){
+ if(!isset($this->links)) $this->init_links();
+ if($v_path = $this->valid_link_path($path)){
+ $this->load_link($this->links, $v_path, $url, $intitule, $position);
+ $this->links = $this->ordonne_links($this->links);
+ }
+ }
+
+ function ordonne_links($links){
+ if(!is_array($links)) return false;
+ $values = array_values($links);
+ $maximum = count($values);
+ while($maximum > 0){
+ $maximumTemporaire = 0;
+ for($i = 0; $i < $maximum - 1; $i++){
+ if($values[$i]["position"] > $values[$i + 1]["position"]){
+ $tmp = $values[$i];
+ $values[$i] = $values[$i + 1];
+ $values[$i + 1] = $tmp;
+ $maximumTemporaire = $i + 1;
+ }
+ }
+ $maximum = $maximumTemporaire;
+ }
+ $res = array();
+ foreach($values as $value) { if($value["nom"]) $res[$value["nom"]] = $value; }
+ foreach($res as $nom => $sub) { if($sub["subs"]) $res[$nom]["subs"] = $this->ordonne_links($res[$nom]["subs"]); }
+ return $res;
+ }
+
+ }
+
+?>
\ No newline at end of file