Added Olivier's changes to support the document() function

extensions/transformiix/source/xslt/Names.cpp

@@ -28,14 +28,14 @@
  *       W3C XPath 1.0 Recommendation
  *    -- Added lang attr declaration
  *
- * $Id: Names.cpp,v 1.5 2000/05/23 08:13:03 kvisco%ziplink.net Exp $
+ * $Id: Names.cpp,v 1.6 2000/05/24 03:45:40 kvisco%ziplink.net Exp $
  */
 
 /**
  * XSL names used throughout the XSLProcessor.
  * Probably should be wrapped in a Namespace
  * @author <a href="mailto:kvisco@ziplink.net">Keith Visco</a>
- * @version $Revision: 1.5 $ $Date: 2000/05/23 08:13:03 $
+ * @version $Revision: 1.6 $ $Date: 2000/05/24 03:45:40 $
 **/
 #include "Names.h"
 
@@ -149,11 +149,12 @@ const String NODE_FNAME              = "node";
 const String IDENTITY_OP             = ".";
 const String PARENT_OP               = "..";
 
-//-- XSLT extension functions
+//-- XSLT additional functions
 const String CURRENT_FN              = "current";
 const String FORMAT_NUMBER_FN        = "format-number";
 const String GENERATE_ID_FN          = "generate-id";
 const String SYSTEM_PROPERTY_FN      = "system-property";
+const String DOCUMENT_FN             = "document";
 
 //-- MISC
 const String WILD_CARD               = "*";

extensions/transformiix/source/xslt/Names.h

@@ -27,7 +27,7 @@
  *       W3C XPath 1.0 Recommendation
  *    -- Added lang attr declaration
 
- * $Id: Names.h,v 1.5 2000/05/23 08:13:03 kvisco%ziplink.net Exp $
+ * $Id: Names.h,v 1.6 2000/05/24 03:45:41 kvisco%ziplink.net Exp $
  */
 
 #include "TxString.h"
@@ -144,11 +144,13 @@ extern const String NODE_FNAME;
 extern const String IDENTITY_OP;
 extern const String PARENT_OP;
 
-//-- XSLT extension functions
+//-- XSLT additional functions
 extern const String CURRENT_FN;
 extern const String FORMAT_NUMBER_FN;
 extern const String GENERATE_ID_FN;
 extern const String SYSTEM_PROPERTY_FN;
+extern const String DOCUMENT_FN;
+
 
 //-- MISC
 extern const String WILD_CARD;

extensions/transformiix/source/xslt/ProcessorState.cpp

@@ -15,20 +15,23 @@
  * Portions created by MITRE are Copyright (C) 1999 The MITRE Corporation.
  *
  * Portions created by Keith Visco as a Non MITRE employee,
- * (C) 1999 Keith Visco. All Rights Reserved.
+ * (C) 1999-2000 Keith Visco. All Rights Reserved.
  *
  * Contributor(s):
  * Keith Visco, kvisco@ziplink.net
  *    -- original author.
  *
- * $Id: ProcessorState.cpp,v 1.2 2000/04/19 10:41:13 kvisco%ziplink.net Exp $
+ * Olivier Gerardin, ogerardin@vo.lu
+ *   -- added code in ::resolveFunctionCall to support the
+ *      document() function.
+ *
+ * $Id: ProcessorState.cpp,v 1.3 2000/05/24 03:45:41 kvisco%ziplink.net Exp $
  */
 
 /**
  * Implementation of ProcessorState
- * This code was ported from XSL:P
- * @author <a href="kvisco@ziplink.net">Keith Visco</a>
- * @version $Revision: 1.2 $ $Date: 2000/04/19 10:41:13 $
+ * Much of this code was ported from XSL:P
+ * @version $Revision: 1.3 $ $Date: 2000/05/24 03:45:41 $
 **/
 
 #include "ProcessorState.h"
@@ -587,6 +590,9 @@ FunctionCall* ProcessorState::resolveFunctionCall(const String& name) {
    if (GENERATE_ID_FN.isEqual(name)) {
        return new GenerateIdFunctionCall(&domHelper);
    }
+    else if (DOCUMENT_FN.isEqual(name)) {
+       return new DocumentFunctionCall(xslDocument);
+   }
 
    String err("invalid function call: ");
    err.append(name);
@@ -597,7 +603,7 @@ FunctionCall* ProcessorState::resolveFunctionCall(const String& name) {
 
 
 /**
- * Sorts the given NodeSet by DocumentOrder. 
+ * Sorts the given NodeSet by DocumentOrder.
  * @param nodes the NodeSet to sort
  * <BR />
  * <B>Note:</B> I will be moving this functionality elsewhere soon
@@ -625,7 +631,7 @@ void ProcessorState::sortByDocumentOrder(NodeSet* nodes) {
     }
 
     nodes->clear();
-    for (i = 0; i < sorted.size(); i++) 
+    for (i = 0; i < sorted.size(); i++)
 	  nodes->add(sorted.get(i));
 
     sorted.clear();

extensions/transformiix/source/xslt/functions/Makefile

@@ -2,29 +2,39 @@
 
 ROOT      = ../..
 BASE      = $(ROOT)/base
+NET	  = $(ROOT)/net
 XPATH     = $(ROOT)/xpath
 XML       = $(ROOT)/xml
 XML_UTIL  = $(XML)/util
 DOM       = $(XML)/dom
 XSLT      = $(ROOT)/xslt
+XMLPARSER_PATH    = $(XML)/parser
+EXPAT_PARSER_PATH = $(XMLPARSER_PATH)/xmlparse
 
 ALL_OBJS = \
-	GenerateIdFunctionCall.o
+	GenerateIdFunctionCall.o \
+	DocumentFunctionCall.o
 
 INCLUDE_PATH = -I.           \
 			   -I$(BASE)     \
+			   -I$(NET)      \
 			   -I$(XPATH)    \
 			   -I$(XML)      \
+			   -I$(XML)/parser      \
 			   -I$(XML_UTIL) \
 			   -I$(DOM)      \
 			   -I$(XSLT)     \
-               -I$(XSLT)/util
+		           -I$(XSLT)/util \
+	   		   -I$(EXPAT_PARSER_PATH) 
 
 target: $(ALL_OBJS)
 
 GenerateIdFunctionCall.o: XSLTFunctions.h GenerateIdFunctionCall.cpp
 	$(CC) $(INCLUDE_PATH) -c GenerateIdFunctionCall.cpp
 
+DocumentFunctionCall.o: XSLTFunctions.h DocumentFunctionCall.cpp
+	$(CC) $(INCLUDE_PATH) -c DocumentFunctionCall.cpp
+
 
 
 

extensions/transformiix/source/xslt/functions/Makefile.in

@@ -1,23 +1,23 @@
-# 
+#
 # The contents of this file are subject to the Mozilla Public
 # License Version 1.1 (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.mozilla.org/MPL/
-# 
+#
 # Software distributed under the License is distributed on an "AS
 # IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 # implied. See the License for the specific language governing
 # rights and limitations under the License.
-# 
+#
 # The Original Code is Transformiix XSLT Processor.
-# 
+#
 # The Initial Developer of the Original Code is Axel Hecht.
 # Portions created by Axel Hecht are  Copyright (C) Axel Hecht.
 # All Rights Reserved.
-# 
+#
 # Contributor(s):
 #	Axel Hecht <axel@pike.org>
-# 
+#
 
 DEPTH           = ../../../../..
 topsrcdir       = @top_srcdir@
@@ -26,7 +26,8 @@ VPATH           = @srcdir@
 
 include $(DEPTH)/config/autoconf.mk
 
-CPPSRCS = GenerateIdFunctionCall.cpp
+CPPSRCS = GenerateIdFunctionCall.cpp \
+          DocumentFunctionCall.cpp
 
 include $(topsrcdir)/config/rules.mk
 
@@ -34,4 +35,4 @@ INCLUDES += -I$(srcdir)/../../base -I$(srcdir)/../../xpath \
   -I$(srcdir)/../../xml -I$(srcdir)/../../xml/util -I$(srcdir)/../../xml/dom \
   -I$(srcdir)/../../xslt
 
-install:: $(OBJS)
+install:: $(OBJS)

extensions/transformiix/source/xslt/functions/XSLTFunctions.h

@@ -20,7 +20,10 @@
  * Keith Visco, kvisco@ziplink.net
  *    -- original author.
  *
- * $Id: XSLTFunctions.h,v 1.1 2000/04/19 10:40:06 kvisco%ziplink.net Exp $
+ * Olivier Gerardin,
+ *    -- added document() function definition
+ *
+ * $Id: XSLTFunctions.h,v 1.2 2000/05/24 03:46:31 kvisco%ziplink.net Exp $
  */
 
 #include "dom.h"
@@ -33,6 +36,9 @@
 #ifndef TRANSFRMX_XSLT_FUNCTIONS_H
 #define TRANSFRMX_XSLT_FUNCTIONS_H
 
+/**
+ * The definition for the XSLT generate-id() function
+**/
 class GenerateIdFunctionCall : public FunctionCall {
 
 public:
@@ -56,4 +62,31 @@ private:
     DOMHelper* domHelper;
 };
 
- #endif
+/**
+ * The definition for the XSLT document() function
+**/
+class DocumentFunctionCall : public FunctionCall {
+
+public:
+
+    /**
+     * Creates a new document() function call
+    **/
+    DocumentFunctionCall(Document* xslDocument);
+
+    /**
+     * Evaluates this Expr based on the given context node and processor state
+     * @param context the context node for evaluation of this Expr
+     * @param ps the ContextState containing the stack information needed
+     * for evaluation
+     * @return the result of the evaluation
+     * @see FunctionCall.h
+    **/
+    virtual ExprResult* evaluate(Node* context, ContextState* cs);
+
+private:
+    void retrieveDocument(String& uri,String& baseUri, NodeSet &resultNodeSet, ContextState* cs);
+    Document* xslDocument;
+};
+
+#endif