From 2fccf1207d49b4577088155c341353b1f6fcad67 Mon Sep 17 00:00:00 2001
From: Chouchen <Chouchen@7a7cb402-2f82-4d22-b9b4-dcee0d46d886>
Date: Thu, 7 Oct 2010 15:57:56 +0000
Subject: [PATCH] Correction of a SVN manipulation -_-;

---
 XMLDB.log         |   0
 XMLDB.php         | 213 ++++++++++++++++++++++++++++++++++++++++++++++
 XMLDBtestUnit.php |  65 ++++++++++++++
 config.xml        |  63 ++++++++++++++
 4 files changed, 341 insertions(+)
 create mode 100644 XMLDB.log
 create mode 100644 XMLDB.php
 create mode 100644 XMLDBtestUnit.php
 create mode 100644 config.xml

diff --git a/XMLDB.log b/XMLDB.log
new file mode 100644
index 0000000..e69de29
diff --git a/XMLDB.php b/XMLDB.php
new file mode 100644
index 0000000..174677c
--- /dev/null
+++ b/XMLDB.php
@@ -0,0 +1,213 @@
+<?
+class XMLDB{
+	
+	// Path and name to the file
+	protected $_file;
+	
+	// Primary key
+	protected $_primaryKey;
+	
+	// XPATH
+	protected $_xpath;
+	
+	// Content of the XML DB File
+	protected $_doc;
+	
+	public function __construct($file, $pk = "id"){
+		ini_set("display_errors", "off"); 
+		ini_set("log_errors", "on");
+		ini_set('error_log', $_SERVER['DOCUMENT_ROOT'].'/test/XMLDB/XMLDB.log');
+		$this->_primaryKey = $pk;
+		$this->_file = $file;
+		$this->_doc = new DOMDocument;
+		if(@$this->_doc->load($this->_file))
+			$this->_xpath = new DOMXpath($this->_doc);
+		else{
+			$this->_file = $file;
+			$this->_doc = null;
+			$this->xpath = null;
+		}
+	}
+	
+	public function isLoaded(){
+		if($this->_doc != null)
+			return true;
+		else
+			return false;
+	}
+	
+	public function setPrimaryKey($pk){
+		$this->_primaryKey = $pk;
+	}
+	
+	public function getPrimaryKey(){
+		return $this->_primaryKey;
+	}
+	
+	public function getXPath(){
+		return $this->_xpath;
+	}
+	
+	/**
+	 * Saving the DB file
+	 */
+	 public function save(){
+		if($this->_doc != null && $this->_file != null){
+			$this->_doc->save($this->_file);
+			return true;
+		}else{
+			return false;
+		}
+	 }
+	
+	/**
+	 * Allows you to get an array of the node you're looking for based on a "where" search thanks to child or attribute value
+	 * @param $from string Name of the node you're looking for
+	 * @param $id string value of the primary key
+	 * @param $childs array name/value of the child node
+	 * @param $attributes array name/value of the attribute
+	 * @return array
+	 */
+	// TODO other format
+	public function selectNode($from, $id = null, $attributes = null, $childs = null, $format = 'array'){
+		if (!$from) {
+			throw new Exception('uhoh, no "where" statement?');
+		}
+		if($id != null){
+			$attribute .= '[@' . $this->_primaryKey . ' = "' . $id . '"]';
+		}
+		if($attributes != null){
+			foreach($attributes as $attributeName=>$attributeValue)
+				$attribute .= '[@' . $attributeName . ' = "' . $attributeValue . '"]';
+		}
+		if($childs != null){
+			foreach($childs as $childName=>$childValue)
+				$child .= '/' . $childName . '[.="' . $childValue . '"]';
+		}
+		$request = $this->_xpath->query('//'.$from.$attribute.$child);
+		$requestLength = $request->length;
+		if($format == "array"){
+			//$return = array('length'=>$requestLength, 'request'=>'//'.$from.$attribute.$child);
+			foreach($request as $element){
+				if($childName != null && $childValue != null)
+				$element = $element->parentNode;
+				$elementValue = $element->attributes->item(0)->value;
+				$return[$elementValue]['attributes'] = array();
+				$return[$elementValue]['childs'] = array();
+			
+				//Retrieving Attributes
+				$attributes = $element->attributes;
+				$length = $attributes->length;
+				for ($i = 1; $i <= $length; $i++) {
+					$return[$elementValue]['attributes'][$attributes->item($i)->name] = $attributes->item($i)->value;
+				}
+			
+				// Retrivieving childs
+				$nodes = $element->childNodes;
+				$length = $nodes->length;
+				for ($i = 1; $i <= $length; $i++) {
+					$return[$elementValue]['childs'][$nodes->item($i)->nodeName] = $nodes->item($i)->nodeValue;
+				}
+			}
+		}else if($format == "node"){
+			$return = $request;
+		}
+		return $return;
+	}
+	
+	/**
+	 * Allows you to insert a node into your DB thanks to an array
+	 * @param $node array 
+	 * @param $where string in which node you want to put it. By default, the root of the xml file
+	 * @param $position string 'before' or 'after'
+	 * @return bool
+	 */
+	
+	// TODO other $where and $position
+	public function insertNode($node, $where = null, $position = null){
+		if(!is_array($node) || !isset($node['name']))
+			return false;
+			
+		// Creating the node from an array
+		$element = $this->_doc->createElement($node['name']);
+		if(isset($node['attributes'])){
+			foreach($node['attributes'] as $attributeName=>$attributeValue){
+				$element->setAttribute($attributeName, $attributeValue);
+			}		
+		}
+		if(isset($node['childs'])){
+			foreach($node['childs'] as $childName=>$childValue){
+				$newElement = $this->_doc->createElement($childName, $childValue);
+				$element->appendChild($newElement);
+			}	
+		}
+		
+		// Inserting the node into the DB
+		if($where == null){
+			$this->_doc->firstChild->appendChild($element);
+		}
+		return $this->save();
+	}
+	
+	/**
+	 * 
+	 * @param $node string 
+	 * @param $oldAttribute string name of the attribute you want to change
+	 * @param $newAttribute array name/value of the attribute you want to add
+	 * @param $forceInsert bool 
+	 * @return bool
+	 */
+	public function updateNodeAttribute($node, $oldAttribute, $newAttribute, $forceInsert = false){
+		$request = $this->selectNode($node, null, array($oldAttribute[0]=>$oldAttribute[1]), null, 'node');
+		if($request->length == 1){	
+			if(!$forceInsert){
+				$request->item(0)->setAttribute($oldAttribute[0],$newAttribute[1]);
+			}else{
+				$request->item(0)->setAttribute($newAttribute[0],$newAttribute[1]);
+			}
+			return $this->save();
+		}
+		else
+			return false;
+	}
+	
+	/**
+	 * 
+	 * @param $node string 
+	 * @param $value string new value of the node
+	 * @return bool
+	 */
+	public function updateNodeValue($node, $attribute = null, $child = null, $value){
+		$request = $this->selectNode($node, null, array($attribute[0]=>$attribute[1]), null, 'node');
+		//$request = $this->_xpath->query('//'.$node.'[@' . $attribute[0] . ' = "' . $attribute[1] . '"]');
+		if($request->length == 1){			
+			$request = $request->item(0);
+			$newText = new DOMText($value);
+			$request->removeChild($request->firstChild);
+			$request->appendChild($newText);
+			return $this->save();
+		}
+		else
+			return false;
+	}
+	
+	
+	public function deleteNode($node, $id = null, $attributes = null){
+		if($id != null && $attributes != null)
+			return false;
+		if($id != null)
+			$request = $this->selectNode($node, $id, null, null, 'node')->item(0);
+		if($attributes != null)
+			$request = $this->selectNode($node, null, array($attribute[0]=>$attribute[1]), null, 'node')->item(0);
+		$request->parentNode->removeChild($request);
+		return $this->save();
+	}
+	
+	
+	
+	
+	
+	
+	
+	
+}
\ No newline at end of file
diff --git a/XMLDBtestUnit.php b/XMLDBtestUnit.php
new file mode 100644
index 0000000..83dcd3d
--- /dev/null
+++ b/XMLDBtestUnit.php
@@ -0,0 +1,65 @@
+<? 
+require_once 'XMLDB.php';
+$xmldbtest = new XMLDB('text.xml');
+if(!$xmldbtest->isLoaded()){
+	echo 'can\'t load test.xml<br/>';
+	$xmldbtest = new XMLDB('config.xml');
+	if($xmldbtest->isLoaded()){
+		// Testing selectNode($from, $attributeName = null, $attributeValue = null, $childName = null, $childValue = null)
+		echo 'Testing empty selectNode <br/>';
+		try {
+			$xmldbtest->selectNode();
+		}
+		catch(Exception $e){
+			echo $e->getMessage().'<br/><br/>';
+		}
+		
+		echo 'Testing selectNode <br/>';
+		$result = $xmldbtest->selectNode('item');
+		echo count($result).' results <br/><br/>';
+		
+		echo 'Testing selectNode id=weather with pk<br/>';
+		$result = $xmldbtest->selectNode('item', 'weather');
+		echo count($result).' results <br/><br/>';
+		
+		echo 'Testing selectNode id=weather<br/>';
+		$result = $xmldbtest->selectNode('item', null, array('id'=>'weather'));
+		echo count($result).' results <br/><br/>';
+		
+		echo 'Testing selectNode visibility = true<br/>';
+		$result = $xmldbtest->selectNode('item', null,null,array('visibility'=>'true'));
+		echo count($result).' results <br/><br/>';
+		
+		echo 'Testing selectNode visibility = true and x = 32<br/>';
+		$result = $xmldbtest->selectNode('item', null ,null,array('visibility'=>'true', 'x'=>'32'));
+		echo count($result).' results <br/><br/>';
+				
+		echo '<br/>Testing insertNode at XML root<br/>';
+		if($xmldbtest->insertNode(array('name'=>'item', 'attributes'=>array('id'=>'test'), 'childs'=>array('visibility'=>'true', 'x'=>'33'))))
+			echo "ok<br/><br/>";
+		else
+			echo "ko<br/><br/>";
+			
+		echo '<br/>Testing updatingNodeAttribute with no insert <br/>';
+		if($xmldbtest->updateNodeAttribute('item', array('id', 'links'), array('id', 'zelda')))
+			echo "ok<br/><br/>";
+		else
+			echo "ko<br/><br/>";
+		
+		echo '<br/>Testing updateNodeValue via attribute<br/>';
+		if($xmldbtest->updateNodeValue('item', array('id', 'notes'), null, 'booga!'))
+			echo "ok<br/><br/>";
+		else
+			echo "ko<br/><br/>";
+			
+		echo '<br/>Testing deleteNode via pk<br/>';
+		if($xmldbtest->deleteNode('item', 'test', null))
+			echo "ok<br/><br/>";
+		else
+			echo "ko<br/><br/>";
+			
+	}else{
+		exit("can't load config.xml either");
+	}
+}
+
diff --git a/config.xml b/config.xml
new file mode 100644
index 0000000..f71ae76
--- /dev/null
+++ b/config.xml
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Config>
+	<item id="clock">
+		<visibility>false</visibility>
+		<x>950</x>
+		<y>42</y>
+	</item>
+	<item id="weather">
+		<visibility>true</visibility>
+		<city>Paris</city>
+		<x>605</x>
+		<y>648</y>
+	</item>
+	<item id="notes">
+		<visibility>true</visibility>
+	</item>
+	<item id="search">
+		<visibility>true</visibility>
+	</item>
+	<item id="links">
+		<visibility>true</visibility>
+	</item>
+	<item id="blogs">
+		<visibility>false</visibility>
+		<x>478</x>
+		<y>73</y>
+	</item>
+	<item id="todo">
+		<visibility>true</visibility>
+		<x>32</x>
+		<y>-2</y>
+	</item>
+	<item id="clockAdvanced">
+		<visibility>false</visibility>
+		<x>80</x>
+		<y>10</y>
+		<fontFamily>Times New Roman, serif</fontFamily>
+		<fontSize>20px</fontSize>
+		<format>%A %d %B %Y - %H:%M:%S</format>
+		<color>#000</color>
+	</item>
+	<item id="rssblogs">
+		<visibility>false</visibility>
+		<x>478</x>
+		<y>73</y>
+	</item>
+	<item id="news">
+		<visibility>false</visibility>
+		<x>0</x>
+		<y>600</y>
+	</item>
+	<item id="ouifm">
+		<visibility>true</visibility>
+		<x>500</x>
+		<y>10</y>
+	</item>
+	<item id="mappy">
+		<visibility>false</visibility>
+	</item>
+	<item id="gmap">
+		<visibility>true</visibility>
+	</item>
+</Config>