From c9bfccc35345ce58fb5774d4b0b6a9868b262c0a Mon Sep 17 00:00:00 2001
From: giorgio <giorgio@13f79535-47bb-0310-9956-ffa450edef68>
Date: Wed, 5 Sep 2012 08:31:30 +0000
Subject: git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1381061
 13f79535-47bb-0310-9956-ffa450edef68

---
 .../lightweight-sca/modules/js/htdocs/xmlutil.js   | 256 +++++++++++++++++++++
 1 file changed, 256 insertions(+)
 create mode 100644 sca-cpp/branches/lightweight-sca/modules/js/htdocs/xmlutil.js

(limited to 'sca-cpp/branches/lightweight-sca/modules/js/htdocs/xmlutil.js')

diff --git a/sca-cpp/branches/lightweight-sca/modules/js/htdocs/xmlutil.js b/sca-cpp/branches/lightweight-sca/modules/js/htdocs/xmlutil.js
new file mode 100644
index 0000000000..4d943cce75
--- /dev/null
+++ b/sca-cpp/branches/lightweight-sca/modules/js/htdocs/xmlutil.js
@@ -0,0 +1,256 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+/**
+ * XML handling functions.
+ */
+
+/**
+ * Convert a DOM node list to a regular list.
+ */
+function nodeList(n) {
+    var l = new Array();
+    if (isNil(n))
+        return l;
+    for (var i = 0; i < n.length; i++)
+        l[i] = n[i];
+    return l;
+}
+
+/**
+ * Append a list of nodes to a parent node.
+ */
+function appendNodes(nodes, p) {
+    if (isNil(nodes))
+        return p;
+    p.appendChild(car(nodes));
+    return appendNodes(cdr(nodes), p);
+};
+
+/**
+ * Return the child attributes of an element.
+ */
+function childAttributes(e) {
+    return filter(function(n) { return n.nodeType == 2; }, nodeList(e.attributes));
+}
+
+/**
+ * Return the child elements of an element.
+ */
+function childElements(e) {
+    return filter(function(n) { return n.nodeType == 1; }, nodeList(e.childNodes));
+}
+
+/**
+ * Return the child text nodes of an element.
+ */
+function childText(e) {
+    function trim(s) {
+        return s.replace(/^\s*/, '').replace(/\s*$/, '');
+    }
+    return filter(function(n) { return n.nodeType == 3 && trim(n.nodeValue) != ''; }, nodeList(e.childNodes));
+}
+
+/**
+ * Read a list of XML attributes.
+ */
+function readAttributes(p, a) {
+    if (isNil(a))
+        return a;
+    var x = car(a);
+    return cons(mklist(attribute, "'" + x.nodeName, x.nodeValue), readAttributes(p, cdr(a)));
+}
+
+/**
+ * Read an XML element.
+ */
+function readElement(e, childf) {
+    var l = append(append(mklist(element, "'" + e.nodeName), readAttributes(e, childf(e))), readElements(childElements(e), childf));
+    var t = childText(e);
+    if (isNil(t))
+        return l;
+    return append(l, mklist(car(t).nodeValue));
+}
+
+/**
+ * Read a list of XML elements.
+ */
+function readElements(l, childf) {
+    if (isNil(l))
+        return l;
+    return cons(readElement(car(l), childf), readElements(cdr(l), childf));
+}
+
+/**
+ * Return true if a list of strings contains an XML document.
+ */
+function isXML(l) {
+    if (isNil(l))
+        return false;
+    return car(l).substring(0, 5) == '<?xml';
+}
+
+/**
+ * Parse a list of strings representing an XML document.
+ */
+function parseXML(l) {
+    var s = writeStrings(l);
+    var p = new DOMParser();
+    return p.parseFromString(s, "text/xml");
+}
+
+/**
+ * Read a list of values from an XML document.
+ */
+function readXMLDocument(doc) {
+    var root = childElements(doc);
+    if (isNil(root))
+        return mklist();
+    return mklist(readElement(car(root), childAttributes));
+}
+
+/**
+ * Read a list of values from an XHTML element.
+ */
+function readXHTMLElement(xhtml) {
+    // Special XHTML attribute filtering on IE
+    function ieChildAttributes(e) {
+        var a = filter(function(n) {
+            // Filter out empty and internal DOM attributes
+            if (n.nodeType != 2 || isNil(n.nodeValue) || n.nodeValue == '')
+                return false;
+            if (n.nodeName == 'contentEditable' || n.nodeName == 'maxLength' || n.nodeName == 'loop' || n.nodeName == 'start')
+                return false;
+            return true;
+        }, nodeList(e.attributes));
+
+        if (e.style.cssText == '')
+            return a;
+
+        // Add style attribute
+        var sa = new Object();
+        sa.nodeName = 'style';
+        sa.nodeValue = e.style.cssText;
+        return cons(sa, a);
+    }
+
+    var childf = (typeof(XMLSerializer) != 'undefined')? childAttributes : ieChildAttributes;
+    return mklist(readElement(xhtml, childf));
+}
+
+/**
+ * Read a list of values from a list of strings representing an XML document.
+ */
+function readXML(l) {
+    return readXMLDocument(parseXML(l));
+}
+
+/**
+ * Return a list of strings representing an XML document.
+ */
+function writeXMLDocument(doc) {
+    if (typeof(XMLSerializer) != 'undefined')
+        return mklist(new XMLSerializer().serializeToString(doc));
+    return mklist(doc.xml);
+}
+
+/**
+ * Write a list of XML element and attribute tokens.
+ */
+function expandElementValues(n, l) {
+    if (isNil(l))
+        return l;
+    return cons(cons(element, cons(n, car(l))), expandElementValues(n, cdr(l)));
+}
+
+function writeList(l, node, doc) {
+    if (isNil(l))
+        return node;
+
+    var token = car(l);
+    if (isTaggedList(token, attribute)) {
+        if (isIE()) {
+            var aname = attributeName(token).substring(1);
+            if (aname != 'xmlns')
+                node.setAttribute(aname, '' + attributeValue(token));
+        } else
+            node.setAttribute(attributeName(token).substring(1), '' + attributeValue(token));
+
+    } else if (isTaggedList(token, element)) {
+
+        function mkelem(tok, doc) {
+            function xmlns(l) {
+                if (isNil(l))
+                    return null;
+                var t = car(l);
+                if (isTaggedList(t, attribute)) {
+                    if (attributeName(t).substring(1) == 'xmlns')
+                        return attributeValue(t);
+                }
+                return xmlns(cdr(l));
+            }
+
+            var ns = xmlns(elementChildren(tok));
+            if (isIE())
+                return doc.createElementNS(ns != null? ns : node.namespaceURI, elementName(tok).substring(1));
+            if (ns == null)
+                return doc.createElement(elementName(tok).substring(1));
+            return doc.createElementNS(ns, elementName(tok).substring(1));
+        }
+
+        if (elementHasValue(token)) {
+            var v = elementValue(token);
+            if (isList(v)) {
+                var e = expandElementValues(elementName(token), v);
+                writeList(e, node, doc);
+            } else {
+                var child = mkelem(token, doc);
+                writeList(elementChildren(token), child, doc);
+                node.appendChild(child);
+            }
+        } else {
+            var child = mkelem(token, doc);
+            writeList(elementChildren(token), child, doc);
+            node.appendChild(child);
+        }
+    } else
+        node.appendChild(doc.createTextNode('' + token));
+
+    writeList(cdr(l), node, doc);
+    return node;
+}
+
+/**
+ * Make a new XML document.
+ */
+function mkXMLDocument() { 
+    return document.implementation.createDocument('', '', null); 
+}
+
+/**
+ * Convert a list of values to a list of strings representing an XML document.
+ */
+function writeXML(l, xmlTag) {
+    var doc = mkXMLDocument();
+    writeList(l, doc, doc);
+    if (!xmlTag)
+        return writeXMLDocument(doc);
+    return mklist('<?xml version="1.0" encoding="UTF-8"?>\n' + writeXMLDocument(doc) + '\n');
+}
+
-- 
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