From 541bb378ddece2eab135a8066a16994e94436dea Mon Sep 17 00:00:00 2001
From: Giulio Cesare Solaroli <giulio.cesare@solaroli.it>
Date: Mon, 03 Oct 2011 16:04:12 +0000
Subject: Merge pull request #1 from gcsolaroli/master

First version of the restructured repository
---
(limited to 'backend/php/src/setup/setup_library/xPandMenu.php')

diff --git a/backend/php/src/setup/setup_library/xPandMenu.php b/backend/php/src/setup/setup_library/xPandMenu.php
new file mode 100644
index 0000000..d9c7d07
--- a/dev/null
+++ b/backend/php/src/setup/setup_library/xPandMenu.php
@@ -0,0 +1,233 @@
+<?php
+
+/********************************
+* xPandMenu MULTI-LEVEL class
+*********************************
+* Creates a tree-view menu.
+* The menu can be as deep as needed
+* The menu items are organised in HTML unordered lists
+* Container nodes can be expanded/collapsed thanks to Javascript actions
+*********************************
+* Patrick Brosset
+* patrickbrosset@gmail.com
+*********************************
+* 02/2005
+*********************************/
+
+
+
+// Path to default image files (directories and documents icons) -- (use absolute URL)
+define('NODE_DEFAULT_IMG','http://project.zoe.co.nz/patrick/xpand/multi/images/folder_win.gif');
+define('LEAF_DEFAULT_IMG','http://project.zoe.co.nz/patrick/xpand/multi/images/document_win.gif');
+define('NODE_DEFAULT_ALT_IMG','http://project.zoe.co.nz/patrick/xpand/multi/images/folder_win_o.gif');
+define('LEAF_DEFAULT_ALT_IMG','http://project.zoe.co.nz/patrick/xpand/multi/images/document_win_o.gif');
+
+// Reference to the File class for saving and loading the generated menu
+//include_once 'File.php';
+
+
+
+// Xmenu class
+class XMenu
+{
+
+
+	// Sub-nodes contained in this menu (references to Xnode objects)
+	var $items = array();
+
+	// Keeps track of the HTML code indent to use (formatting of UL and LI)
+	var $indent;
+
+	// Is it the first node ?
+	var $first;
+
+	// Used for assigning unique IDs to HTML elements (for the javascript function)
+	var $treeCount;
+
+	// Same for images
+	var $imgCount;
+
+	// Contains the generated HTML code
+	var $output;
+
+	// Contains the nodes to expand when generating tree
+	var $visibleNodes = array("1");
+
+
+
+	// Constructor
+	function XMenu()
+	{
+		$this->indent = 0;
+		$this->first = true;
+		$this->treeCount = 0;
+		$this->imgCount = 0;
+		$this->output = "";
+	}
+
+
+
+	// addItem, adds a child to this menu
+	// Takes a XNode object reference as argument
+	function &addItem(&$node)
+	{
+		$this->items[] = &$node;
+		return $this->items[count($this->items) - 1];
+	}
+
+
+
+	// generateTree, generates the HTML code (UL list) for the dynamic tree-view
+	function generateTree($root = false)
+	{
+		if(!$root)	$root = $this;
+
+		if($this->first){
+			$this->output .= $this->codeIndent()."<ul id=\"XRoot\" class=\"XtreeRoot\">\n";
+			$this->first = false;
+		}else{
+			if (array_search($this->treeCount, $this->visibleNodes) !== false)
+			{
+				$this->output .= $this->codeIndent()."<ul id=\"Xtree".$this->treeCount."\" class=\"Xtree\" style=\"display:block;\">\n";
+			}
+			else
+			{
+				$this->output .= $this->codeIndent()."<ul id=\"Xtree".$this->treeCount."\" class=\"Xtree\" style=\"display:none;\">\n";
+			}
+		}
+		$this->treeCount ++;
+		foreach($root->items as $myChild){
+			$this->imgCount ++;
+			if($myChild->img){
+				if($myChild->alt_img){
+					$img_js = "xSwapImg(document.getElementById('Ximg".$this->imgCount."'),'".$myChild->img."','".$myChild->alt_img."');";
+				}else{
+					$img_js = "";
+				}
+				if (array_search($this->treeCount, $this->visibleNodes) !== false)
+				{
+					$img = "<img onClick=\"".$img_js."xMenuShowHide(document.getElementById('Xtree".$this->treeCount."'));\" id=\"Ximg".$this->imgCount."\" src=\"".$myChild->alt_img."\" border=\"0\">&nbsp;&nbsp;";
+				}
+				else
+				{
+					$img = "<img onClick=\"".$img_js."xMenuShowHide(document.getElementById('Xtree".$this->treeCount."'));\" id=\"Ximg".$this->imgCount."\" src=\"".$myChild->img."\" border=\"0\">&nbsp;&nbsp;";
+				}
+			}else{
+				$img = "";$img_js = "";
+			}
+			if($myChild->link){
+				$href_open = "<a href=\"".$myChild->link."\">";
+				$href_close = "</a>";
+			}else{
+				$href_open = "";
+				$href_close = "";
+			}
+			if(count($myChild->items) != 0){
+				$this->output .= $this->codeIndent()."<li class=\"Xnode\" id=\"Xnode".$this->treeCount."\"><div>".$href_open.$img.$myChild->name.$href_close."</div></li>\n";
+				$this->indent ++;
+				$this->generateTree($myChild);
+			}else{
+				$this->output .= $this->codeIndent()."<li class=\"Xleaf\"><div onClick=\"".$img_js."\">".$href_open.$img.$myChild->name.$href_close."</div></li>\n";
+			}
+		}
+		$this->output .= $this->codeIndent()."</ul>\n";
+		$this->indent --;
+
+		return $this->output;
+	}
+
+
+
+	// saveTree and restoreTree - thanks to Niels Fanoe (niels.f@noee.dk) for giving me the idea
+
+	// saveTree, save the generated HTML code to a file for future use without generating again
+	function saveTree($filename = "xMenuCache.html")
+	{
+		$file = new File();
+		$file->write($this->output,$filename);
+		$file->printError();
+		return $filename;
+	}
+
+
+
+	// restoreTree, returns the previously generated HTML code stored in a file
+	// Call this method STATICALLY for easier use: XMenu::restoreTree("xPandMenuCode.html");
+	function restoreTree($filename = "xMenuCache.html")
+	{
+		$file = new File();
+		$menu = $file->read($filename);
+		$error = $file->getError();
+		if(!empty($error))	return false;
+		else	return $menu;
+	}
+
+
+
+	// codeIndent, only used to create a nice and readable HTML code (indents the UL and LI tags)
+	function codeIndent()
+	{
+		$str = "";
+		for($i=0;$i<$this->indent;$i++){
+			$str .= "	";
+		}
+		return $str;
+	}
+
+
+}
+
+
+
+
+// XNode class: A node item in the menu
+class XNode
+{
+
+
+	// Name assigned to this node (Text shown on the item)
+	var $name;
+
+	// Link for the item (if any)
+	var $link;
+
+	// Sub-items of this node
+	var $items = array();
+
+	// Absolute URL of this node's icon
+	var $img;
+
+	// Absolute URL of this node's icon (alternate, used for expanded and collapsed states)
+	var $alt_img;
+
+
+
+	// constructor
+	// $name: text shown for this item
+	// $link: where does this item links to when clicked (optional)
+	// $img and $alt_img: images displayed next to this item (absolute paths to images must be used)
+	function XNode($name,$link = false,$img = LEAF_DEFAULT_IMG,$alt_img = LEAF_DEFAULT_ALT_IMG)
+	{
+		$this->name = $name;
+		$this->link = $link;
+		$this->img = $img;
+		$this->alt_img = $alt_img;
+	}
+
+
+
+	// addItem, adds a subnode under this node
+	// Takes a XNode object reference as argument
+	function &addItem(&$node)
+	{
+		if($this->img == LEAF_DEFAULT_IMG){$this->img = NODE_DEFAULT_IMG;}
+		if($this->alt_img == LEAF_DEFAULT_ALT_IMG){$this->alt_img = NODE_DEFAULT_ALT_IMG;}
+		$this->items[] = &$node;
+		return $this->items[count($this->items) - 1];
+	}
+
+
+
+}
+
+?>
\ No newline at end of file
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