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Posted to commits@servicemix.apache.org by ff...@apache.org on 2016/02/17 04:25:56 UTC

[1/2] servicemix-bundles git commit: SM-2880 - Fix XALANJ-2591 Transform XSLT using Xalan into XHTML fails with secure processing feature when using attributes

Repository: servicemix-bundles
Updated Branches:
  refs/heads/master 2fa03695a -> a251e5b80


SM-2880 - Fix XALANJ-2591 Transform XSLT using Xalan into XHTML fails with secure processing feature when using attributes

This fix is based on Mike Lyons' patch at XALANJ-2591 but removed the fallback
system property that disables secure processing completely.


Project: http://git-wip-us.apache.org/repos/asf/servicemix-bundles/repo
Commit: http://git-wip-us.apache.org/repos/asf/servicemix-bundles/commit/d72fcbee
Tree: http://git-wip-us.apache.org/repos/asf/servicemix-bundles/tree/d72fcbee
Diff: http://git-wip-us.apache.org/repos/asf/servicemix-bundles/diff/d72fcbee

Branch: refs/heads/master
Commit: d72fcbeeabd00025c5e0eb7560f667c606840b20
Parents: 89d1875
Author: Tadayoshi Sato <sa...@gmail.com>
Authored: Mon Feb 15 17:41:22 2016 +0900
Committer: Tadayoshi Sato <sa...@gmail.com>
Committed: Wed Feb 17 12:01:40 2016 +0900

----------------------------------------------------------------------
 .../xalan/processor/XSLTElementProcessor.java   | 413 +++++++++++++++++++
 1 file changed, 413 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/servicemix-bundles/blob/d72fcbee/xalan-2.7.2/src/main/java/org/apache/xalan/processor/XSLTElementProcessor.java
----------------------------------------------------------------------
diff --git a/xalan-2.7.2/src/main/java/org/apache/xalan/processor/XSLTElementProcessor.java b/xalan-2.7.2/src/main/java/org/apache/xalan/processor/XSLTElementProcessor.java
new file mode 100644
index 0000000..ee5b456
--- /dev/null
+++ b/xalan-2.7.2/src/main/java/org/apache/xalan/processor/XSLTElementProcessor.java
@@ -0,0 +1,413 @@
+/*
+ * 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.
+ */
+/*
+ * $Id$
+ */
+package org.apache.xalan.processor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.xml.transform.TransformerException;
+
+import org.apache.xalan.res.XSLMessages;
+import org.apache.xalan.res.XSLTErrorResources;
+import org.apache.xalan.templates.ElemLiteralResult;
+import org.apache.xalan.templates.ElemTemplateElement;
+import org.apache.xml.utils.IntStack;
+import org.xml.sax.Attributes;
+import org.xml.sax.InputSource;
+import org.xml.sax.helpers.AttributesImpl;
+
+/**
+ * This class acts as the superclass for all stylesheet element
+ * processors, and deals with things that are common to all elements.
+ * @see <a href="http://www.w3.org/TR/xslt#dtd">XSLT DTD</a>
+ */
+public class XSLTElementProcessor extends ElemTemplateElement
+{
+    static final long serialVersionUID = 5597421564955304421L;
+
+  /**
+   * Construct a processor for top-level elements.
+   * @see <a href="http://www.w3.org/TR/xslt#dtd">XSLT DTD</a>
+   */
+  XSLTElementProcessor(){}
+	
+	private IntStack m_savedLastOrder;
+
+  /**
+   * The element definition that this processor conforms to.
+   */
+  private XSLTElementDef m_elemDef;
+
+  /**
+   * Get the element definition that belongs to this element.
+   *
+   * @return The element definition object that produced and constrains this element.
+   */
+  XSLTElementDef getElemDef()
+  {
+    return m_elemDef;
+  }
+
+  /**
+   * Set the element definition that belongs to this element.
+   *
+   * @param def The element definition object that produced and constrains this element.
+   */
+  void setElemDef(XSLTElementDef def)
+  {
+    m_elemDef = def;
+  }
+
+  /**
+   * Resolve an external entity.
+   *
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   * @param publicId The public identifer, or null if none is
+   *                 available.
+   * @param systemId The system identifier provided in the XML
+   *                 document.
+   * @return The new input source, or null to require the
+   *         default behaviour.
+   */
+  public InputSource resolveEntity(
+          StylesheetHandler handler, String publicId, String systemId)
+            throws org.xml.sax.SAXException
+  {
+    return null;
+  }
+
+  /**
+   * Receive notification of a notation declaration.
+   *
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   * @param name The notation name.
+   * @param publicId The notation public identifier, or null if not
+   *                 available.
+   * @param systemId The notation system identifier.
+   * @see org.xml.sax.DTDHandler#notationDecl
+   */
+  public void notationDecl(StylesheetHandler handler, String name,
+                           String publicId, String systemId)
+  {
+
+    // no op
+  }
+
+  /**
+   * Receive notification of an unparsed entity declaration.
+   *
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   * @param name The entity name.
+   * @param publicId The entity public identifier, or null if not
+   *                 available.
+   * @param systemId The entity system identifier.
+   * @param notationName The name of the associated notation.
+   * @see org.xml.sax.DTDHandler#unparsedEntityDecl
+   */
+  public void unparsedEntityDecl(StylesheetHandler handler, String name,
+                                 String publicId, String systemId,
+                                 String notationName)
+  {
+
+    // no op
+  }
+
+  /**
+   * Receive notification of the start of the non-text event.  This
+   * is sent to the current processor when any non-text event occurs.
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   */
+  public void startNonText(StylesheetHandler handler) throws org.xml.sax.SAXException
+  {
+
+    // no op
+  }
+
+  /**
+   * Receive notification of the start of an element.
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   * @param uri The Namespace URI, or an empty string.
+   * @param localName The local name (without prefix), or empty string if not namespace processing.
+   * @param rawName The qualified name (with prefix).
+   * @param attributes The specified or defaulted attributes.
+   */
+  public void startElement(
+          StylesheetHandler handler, String uri, String localName, String rawName, Attributes attributes)
+            throws org.xml.sax.SAXException
+  {
+
+    if (m_savedLastOrder == null)
+				m_savedLastOrder = new IntStack();
+			m_savedLastOrder.push(getElemDef().getLastOrder());
+			getElemDef().setLastOrder(-1);
+  }
+
+  /**
+   * Receive notification of the end of an element.
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   * @param uri The Namespace URI, or an empty string.
+   * @param localName The local name (without prefix), or empty string if not namespace processing.
+   * @param rawName The qualified name (with prefix).
+   */
+  public void endElement(
+          StylesheetHandler handler, String uri, String localName, String rawName)
+            throws org.xml.sax.SAXException
+  {
+		if (m_savedLastOrder != null && !m_savedLastOrder.empty())
+			getElemDef().setLastOrder(m_savedLastOrder.pop());
+		
+		if (!getElemDef().getRequiredFound())
+			handler.error(XSLTErrorResources.ER_REQUIRED_ELEM_NOT_FOUND, new Object[]{getElemDef().getRequiredElem()}, null);
+  }
+
+  /**
+   * Receive notification of character data inside an element.
+   *
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   * @param ch The characters.
+   * @param start The start position in the character array.
+   * @param length The number of characters to use from the
+   *               character array.
+   */
+  public void characters(
+          StylesheetHandler handler, char ch[], int start, int length)
+            throws org.xml.sax.SAXException
+  {
+    handler.error(XSLTErrorResources.ER_CHARS_NOT_ALLOWED, null, null);//"Characters are not allowed at this point in the document!",
+                  //null);
+  }
+
+  /**
+   * Receive notification of ignorable whitespace in element content.
+   *
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   * @param ch The whitespace characters.
+   * @param start The start position in the character array.
+   * @param length The number of characters to use from the
+   *               character array.
+   */
+  public void ignorableWhitespace(
+          StylesheetHandler handler, char ch[], int start, int length)
+            throws org.xml.sax.SAXException
+  {
+
+    // no op
+  }
+
+  /**
+   * Receive notification of a processing instruction.
+   *
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   * @param target The processing instruction target.
+   * @param data The processing instruction data, or null if
+   *             none is supplied.
+   */
+  public void processingInstruction(
+          StylesheetHandler handler, String target, String data)
+            throws org.xml.sax.SAXException
+  {
+
+    // no op
+  }
+
+  /**
+   * Receive notification of a skipped entity.
+   *
+   *
+   * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
+   * @param name The name of the skipped entity.
+   */
+  public void skippedEntity(StylesheetHandler handler, String name)
+          throws org.xml.sax.SAXException
+  {
+
+    // no op
+  }
+
+  /**
+   * Set the properties of an object from the given attribute list.
+   * @param handler The stylesheet's Content handler, needed for
+   *                error reporting.
+   * @param rawName The raw name of the owner element, needed for
+   *                error reporting.
+   * @param attributes The list of attributes.
+   * @param target The target element where the properties will be set.
+   */
+  void setPropertiesFromAttributes(
+          StylesheetHandler handler, String rawName, Attributes attributes, 
+          ElemTemplateElement target)
+            throws org.xml.sax.SAXException
+  {
+    setPropertiesFromAttributes(handler, rawName, attributes, target, true);
+  }
+
+  /**
+   * Set the properties of an object from the given attribute list.
+   * @param handler The stylesheet's Content handler, needed for
+   *                error reporting.
+   * @param rawName The raw name of the owner element, needed for
+   *                error reporting.
+   * @param attributes The list of attributes.
+   * @param target The target element where the properties will be set.
+   * @param throwError True if it should throw an error if an
+   * attribute is not defined.
+   * @return the attributes not allowed on this element.
+   *
+   * @throws TransformerException
+   */
+  Attributes setPropertiesFromAttributes(
+          StylesheetHandler handler, String rawName, Attributes attributes, 
+          ElemTemplateElement target, boolean throwError)
+            throws org.xml.sax.SAXException
+  {
+
+    XSLTElementDef def = getElemDef();
+    AttributesImpl undefines = null;
+    boolean isCompatibleMode = ((null != handler.getStylesheet() 
+                                 && handler.getStylesheet().getCompatibleMode())
+                                || !throwError);
+    if (isCompatibleMode)
+      undefines = new AttributesImpl();
+
+
+    // Keep track of which XSLTAttributeDefs have been processed, so 
+    // I can see which default values need to be set.
+    List processedDefs = new ArrayList();
+
+    // Keep track of XSLTAttributeDefs that were invalid
+    List errorDefs = new ArrayList();    
+    int nAttrs = attributes.getLength();
+
+    for (int i = 0; i < nAttrs; i++)
+    {
+      String attrUri = attributes.getURI(i);
+      // Hack for Crimson.  -sb
+      if((null != attrUri) && (attrUri.length() == 0)
+                           && (attributes.getQName(i).startsWith("xmlns:") || 
+                               attributes.getQName(i).equals("xmlns")))
+      {
+        attrUri = org.apache.xalan.templates.Constants.S_XMLNAMESPACEURI;
+      }
+      String attrLocalName = attributes.getLocalName(i);
+      XSLTAttributeDef attrDef = def.getAttributeDef(attrUri, attrLocalName);
+
+      if (null == attrDef)
+      {
+        if (!isCompatibleMode)
+        {
+
+          // Then barf, because this element does not allow this attribute.
+          handler.error(XSLTErrorResources.ER_ATTR_NOT_ALLOWED, new Object[]{attributes.getQName(i), rawName}, null);//"\""+attributes.getQName(i)+"\""
+                        //+ " attribute is not allowed on the " + rawName
+                       // + " element!", null);
+        }
+        else
+        {
+          undefines.addAttribute(attrUri, attrLocalName,
+                                 attributes.getQName(i),
+                                 attributes.getType(i),
+                                 attributes.getValue(i));
+        }
+      }
+      else
+      {
+        //handle secure processing
+        if(handler.getStylesheetProcessor()==null)
+            System.out.println("stylesheet processor null");
+
+        boolean namespaceDecl = org.apache.xalan.templates.Constants.S_XMLNAMESPACEURI.equals(attrUri)
+                             || "http://www.w3.org/2000/xmlns/".equals(attrUri);
+        boolean specialOrNonLiteral = !(target instanceof ElemLiteralResult)
+                                   || isSpecialNamespace((((ElemLiteralResult) target).getNamespace()));
+
+        if(handler.getStylesheetProcessor().isSecureProcessing() && attrDef.getName().compareTo("*") == 0
+           && !namespaceDecl && (specialOrNonLiteral || isSpecialNamespace(attrUri)))
+        {
+            //foreign attributes are not allowed in secure processing mode
+            // Then barf, because this element does not allow this attribute.
+            handler.error(XSLTErrorResources.ER_ATTR_NOT_ALLOWED, new Object[]{attributes.getQName(i), rawName}, null);//"\""+attributes.getQName(i)+"\""
+            //+ " attribute is not allowed on the " + rawName
+            // + " element!", null);
+        }
+        else
+        {
+
+
+            boolean success = attrDef.setAttrValue(handler, attrUri, attrLocalName,
+                                 attributes.getQName(i), attributes.getValue(i),
+                                 target);
+
+            // Now we only add the element if it passed a validation check
+            if (success)
+                processedDefs.add(attrDef);
+            else
+                errorDefs.add(attrDef);
+        }
+      }
+    }
+
+    XSLTAttributeDef[] attrDefs = def.getAttributes();
+    int nAttrDefs = attrDefs.length;
+
+    for (int i = 0; i < nAttrDefs; i++)
+    {
+      XSLTAttributeDef attrDef = attrDefs[i];
+      String defVal = attrDef.getDefault();
+
+      if (null != defVal)
+      {
+        if (!processedDefs.contains(attrDef))
+        {
+          attrDef.setDefAttrValue(handler, target);
+        }
+      }
+
+      if (attrDef.getRequired())
+      {
+        if ((!processedDefs.contains(attrDef)) && (!errorDefs.contains(attrDef)))
+          handler.error(
+            XSLMessages.createMessage(
+              XSLTErrorResources.ER_REQUIRES_ATTRIB, new Object[]{ rawName,
+                                                                   attrDef.getName() }), null);
+      }
+    }
+
+    return undefines;
+  }
+
+  private boolean isSpecialNamespace(String ns) {
+    // Check if the specified namespace URI is one that indicates an attribute or element might have a special meaning for Xalan
+    // We will reject the Saxon internal namespace as well, just in case
+    return "http://xml.apache.org/xalan".equals(ns)
+        || "http://xml.apache.org/xslt".equals(ns)
+        || "http://icl.com/saxon".equals(ns)
+        || "http://www.w3.org/1999/XSL/Transform".equals(ns);
+  }
+}


[2/2] servicemix-bundles git commit: Merge branch 'SM-2880' of https://github.com/tadayosi/servicemix-bundles

Posted by ff...@apache.org.
Merge branch 'SM-2880' of https://github.com/tadayosi/servicemix-bundles


Project: http://git-wip-us.apache.org/repos/asf/servicemix-bundles/repo
Commit: http://git-wip-us.apache.org/repos/asf/servicemix-bundles/commit/a251e5b8
Tree: http://git-wip-us.apache.org/repos/asf/servicemix-bundles/tree/a251e5b8
Diff: http://git-wip-us.apache.org/repos/asf/servicemix-bundles/diff/a251e5b8

Branch: refs/heads/master
Commit: a251e5b80775f96b1e2c58a7696bc87f52725280
Parents: 2fa0369 d72fcbe
Author: Freeman Fang <fr...@gmail.com>
Authored: Wed Feb 17 11:23:44 2016 +0800
Committer: Freeman Fang <fr...@gmail.com>
Committed: Wed Feb 17 11:23:44 2016 +0800

----------------------------------------------------------------------
 .../xalan/processor/XSLTElementProcessor.java   | 413 +++++++++++++++++++
 1 file changed, 413 insertions(+)
----------------------------------------------------------------------