first commit

2020-01-02 22:20:31 +07:00
commit 10eb3340ad
5753 changed files with 631345 additions and 0 deletions
--- a/modules/mod_roknavmenu/lib/librokmenu/AbstractRokMenuProvider.php
+++ b/modules/mod_roknavmenu/lib/librokmenu/AbstractRokMenuProvider.php
@ -0,0 +1,158 @@
+<?php
+/**
+ * @version   $Id: AbstractRokMenuProvider.php 4585 2012-10-27 01:44:54Z btowles $
+ * @author    RocketTheme http://www.rockettheme.com
+ * @copyright Copyright (C) 2007 - 2013 RocketTheme, LLC
+ * @license   http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
+ */
+
+require_once(dirname(__FILE__) . '/RokMenuProvider.php');
+
+
+/**
+ * The base class for all data providers for menus
+ */
+abstract class AbstractRokMenuProvider implements RokMenuProvider
+{
+
+
+    /**
+     * @var array
+     */
+    protected $args = array();
+
+    /**
+     * @var array
+     */
+    protected $active_branch = array();
+
+    /**
+     * @var int
+     */
+    protected $current_node = 0;
+
+    /**
+     * @var RokMenuNodeTree
+     */
+    protected $menu;
+
+    /**
+     * @param  $args
+     * @return void
+     */
+    public function __construct(&$args)
+    {
+        $this->args =& $args;
+    }
+
+    /**
+     * @return array
+     */
+    public function getActiveBranch()
+    {
+        return $this->active_branch;
+    }
+
+    /**
+     * @return int
+     */
+    public function getCurrentNodeId()
+    {
+        return $this->current_node;
+    }
+
+
+    /**
+     * @return RokMenuNodeTree
+     */
+    public function getMenuTree()
+    {
+        if (null == $this->menu) {
+            $this->menu = new RokMenuNodeTree();
+            $this->populateMenuTree();
+        }
+        return $this->menu;
+    }
+
+    /**
+     * @return void
+     */
+    protected function populateMenuTree()
+    {
+        $nodes = $this->getMenuItems();
+        $this->createMenuTree($nodes, $this->args['maxdepth']);
+    }
+
+    /**
+     * Takes the menu item nodes and puts them into a tree structure
+     * @param  $nodes
+     * @param  $maxdepth
+     * @return bool|RokMenuNodeTree
+     */
+    protected function createMenuTree(&$nodes, $maxdepth)
+    {
+        // TODO: move maxdepth to higher processing level?
+        if (!empty($nodes)) {
+            // Build Menu Tree root down (orphan proof - child might have lower id than parent)
+            $ids = array();
+            $ids[0] = true;
+            $unresolved = array();
+
+            // pop the first item until the array is empty if there is any item
+            if (is_array($nodes)) {
+                while (count($nodes) && !is_null($node = array_shift($nodes)))
+                {
+                    if (!$this->menu->addNode($node)) {
+                        if (!array_key_exists($node->getId(), $unresolved) || $unresolved[$node->getId()] < $maxdepth) {
+                            array_push($nodes, $node);
+                            if (!isset($unresolved[$node->getId()])) $unresolved[$node->getId()] = 1;
+                            else $unresolved[$node->getId()]++;
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * @param  $nodeList
+     * @return void
+     */
+    protected function populateActiveBranch($nodeList)
+    {
+        // setup children array to find parents and children
+        $children = array();
+        $list = array();
+        foreach ($nodeList as $node) {
+
+            $thisref = &$children[$node->getId()];
+            $thisref['parent_id'] = $node->getParent();
+            if ($node->getParent() == 0) {
+                $list[$node->getId()] = &$thisref;
+            } else {
+                $children[$node->getParent()]['children'][] = $node->getId();
+            }
+        }
+        // Find active branch
+        if ($this->current_node != 0) {
+            if (array_key_exists($this->current_node, $nodeList)) {
+
+                $parent_id = $children[$this->current_node]['parent_id'];
+                while ($parent_id != 0) {
+                    $this->active_branch[$parent_id] = $nodeList[$parent_id];
+                    $parent_id = $children[$parent_id]['parent_id'];
+                }
+                $this->active_branch = array_reverse($this->active_branch, true);
+                $this->active_branch[$this->current_node] = $nodeList[$this->current_node];
+            }
+        }
+    }
+
+    /**
+     * This platform specific function should be implemented to get the menu nodes and return them in a RokMenuNodeTree.
+     * @abstract
+     * @return array of RokMenuNode objects
+     */
+    protected abstract function getMenuItems();
+}
+