sso

node_modules/xml-crypto/lib/utils.js

@@ -0,0 +1,81 @@
+var select = require('xpath').select
+
+function findAttr(node, localName, namespace) {
+  for (var i = 0; i<node.attributes.length; i++) {
+  	var attr = node.attributes[i]  	
+
+  	if (attrEqualsExplicitly(attr, localName, namespace) || attrEqualsImplicitly(attr, localName, namespace, node)) {  		  	
+  		return attr
+  	}
+  }
+  return null
+}
+
+function findFirst(doc, xpath) {  
+  var nodes = select(xpath, doc)    
+  if (nodes.length==0) throw "could not find xpath " + xpath
+  return nodes[0]
+}
+
+function findChilds(node, localName, namespace) {
+  node = node.documentElement || node;
+  var res = []
+  for (var i = 0; i<node.childNodes.length; i++) {
+    var child = node.childNodes[i]       
+    if (child.localName==localName && (child.namespaceURI==namespace || !namespace)) {
+      res.push(child)
+    }
+  }
+  return res
+}
+
+function attrEqualsExplicitly(attr, localName, namespace) {
+	return attr.localName==localName && (attr.namespaceURI==namespace || !namespace)
+}
+
+function attrEqualsImplicitly(attr, localName, namespace, node) {
+	return attr.localName==localName && ((!attr.namespaceURI && node.namespaceURI==namespace) || !namespace)
+}
+
+var xml_special_to_encoded_attribute = {
+    '&': '&amp;',
+    '<': '&lt;',
+    '"': '&quot;',
+    '\r': '&#xD;',
+    '\n': '&#xA;',
+    '\t': '&#x9;'
+}
+
+var xml_special_to_encoded_text = {
+    '&': '&amp;',
+    '<': '&lt;',
+    '>': '&gt;',
+    '\r': '&#xD;'
+}
+
+function encodeSpecialCharactersInAttribute(attributeValue){
+    return attributeValue
+        .replace(/([&<"\r\n\t])/g, function(str, item){
+            // Special character normalization. See:
+            // - https://www.w3.org/TR/xml-c14n#ProcessingModel (Attribute Nodes)
+            // - https://www.w3.org/TR/xml-c14n#Example-Chars
+            return xml_special_to_encoded_attribute[item]
+        })
+}
+
+function encodeSpecialCharactersInText(text){
+    return text
+        .replace(/([&<>\r])/g, function(str, item){
+            // Special character normalization. See:
+            // - https://www.w3.org/TR/xml-c14n#ProcessingModel (Text Nodes)
+            // - https://www.w3.org/TR/xml-c14n#Example-Chars
+            return xml_special_to_encoded_text[item]
+        })
+}
+
+
+exports.findAttr = findAttr
+exports.findChilds = findChilds
+exports.encodeSpecialCharactersInAttribute = encodeSpecialCharactersInAttribute
+exports.encodeSpecialCharactersInText = encodeSpecialCharactersInText
+exports.findFirst = findFirst