Fix xml error on export with non-escaped '&'

git-svn-id: https://xerteonlinetoolkits.googlecode.com/svn/trunk@451 912cdd6b-5c7d-d5a7-a2ba-d0f0cdb91641

website_code/php/xmlInspector.php

@@ -20,10 +20,45 @@ private function addModel($model)
     array_push($this->models, $model);
   }
 
+  private function fixXmlFile($name)
+  {
+    $xmlcontents = file_get_contents($name);
+    //_debug("1. " . $xmlcontents);
+    // Ok replace known escape sequences to something without an '&'
+    $xmlcontents = str_replace('<', '%%%lt;', $xmlcontents);
+    $xmlcontents = str_replace('>', '%%%gt;', $xmlcontents);
+    $xmlcontents = str_replace('"', '%%%quot;', $xmlcontents);
+    $xmlcontents = str_replace(' ', '%%%nbsp;', $xmlcontents);
+    $xmlcontents = str_replace('&', '%%%amp;', $xmlcontents);
+
+    //_debug("2. " . $xmlcontents);
+    // replace & with &
+    $xmlcontents = str_replace('&', '&', $xmlcontents);
+
+    // replace known escape sequences back
+    $xmlcontents = str_replace('%%%lt;', '<', $xmlcontents);
+    $xmlcontents = str_replace('%%%gt;', '>', $xmlcontents);
+    $xmlcontents = str_replace('%%%quot;', '"', $xmlcontents);
+    $xmlcontents = str_replace('%%%nbsp;', ' ', $xmlcontents);
+    $xmlcontents = str_replace('%%%amp;', '&', $xmlcontents);
+
+    //_debug("3. ". $xmlcontents);
+
+    $res = file_put_contents($name, $xmlcontents);
+    //_debug("4. " . $res);
+  }
+
   public function loadTemplateXML($name)
   {
     $this->fname = $name;
+    libxml_use_internal_errors(true);
     $this->xml = simplexml_load_file($name);
+    if (!$this->xml)
+    {
+        _debug("Error detected in XML, try to fix...");
+        $this->fixXmlFile($name);
+        $this->xml = simplexml_load_file($name);
+    }
     $this->models = array();
     $nodes = $this->xml->xpath('/*/*');
     foreach ($nodes as $node)