- redesigned error and warning handling for libxslt

[helm.git] / helm / DEVEL / mathml_editor / src / CMathMLFactoryXSLT.cc

diff --git a/helm/DEVEL/mathml_editor/src/CMathMLFactoryXSLT.cc b/helm/DEVEL/mathml_editor/src/CMathMLFactoryXSLT.cc
index 244d3640b0f60fec1dc11d14cfa200d630b58366..efc672c024cff05b4290bd73348a66a5d21de4ea 100644 (file)
--- a/helm/DEVEL/mathml_editor/src/CMathMLFactoryXSLT.cc
+++ b/helm/DEVEL/mathml_editor/src/CMathMLFactoryXSLT.cc
@@ -1,3 +1,27 @@
+/* This file is part of EdiTeX, an editor of mathematical
+ * expressions based on TeX syntax.
+ * 
+ * Copyright (C) 2002-2003 Luca Padovani <lpadovan@cs.unibo.it>,
+ *                    2003 Paolo Marinelli <pmarinel@cs.unibo.it>.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * For more information, please visit the project's home page
+ * http://helm.cs.unibo.it/editex/
+ * or send an email to <lpadovan@cs.unibo.it>
+ */
 
 #include "dom.hh"
 #include "TNode.hh"
@@ -5,43 +29,40 @@
 #include "CMathMLFactoryXSLT.hh"
 #include "AMathMLConsumer.hh"
 
+CMathMLFactoryXSLT::CMathMLFactoryXSLT(ALogger& l, const DOMX::XSLTStylesheet& s)
+  : AMathMLFactory(l), style(s)
+{
+  DOM::DOMImplementation di;
+  DOM::DocumentType dt;
+  result = di.createDocument(MATHML_NS_URI, "m:math", dt);
+}
+
 void
 CMathMLFactoryXSLT::documentModified(TDocument& doc)
 {
-  if (TNode dirty = doc.dirtyNode()) 
-    {
-      std::vector< std::pair<DOM::GdomeString, DOM::GdomeString> > dirtyId;
-      if (result)
-       dirtyId.push_back(std::make_pair(DOM::GdomeString("id"),
-                                        DOM::GdomeString("'" + std::string(dirty["id"]) + "'")));
-      DOM::Document res = style.apply(doc.document(), dirtyId);
-      assert(res);
-      //style.save(doc.document(), stdout);
-      //style.save(res, stdout);
-      if (result)
-       {
-         DOM::Element root = res.get_documentElement();
-         assert(root);
-         assert(root.hasAttribute("xref"));
+  std::vector< std::pair<DOM::GdomeString, DOM::GdomeString> > dirtyId;
+  if (TNode dirty = doc.dirtyNode())
+    if (result.get_documentElement().hasAttribute("xref"))
+      dirtyId.push_back(std::make_pair(DOM::GdomeString("id"),
+                                      DOM::GdomeString("'" + std::string(dirty["id"]) + "'")));
+  DOM::Document res = style.apply(doc.document(), dirtyId);
+  assert(res);
+  style.save(doc.document(), stdout);
 
-         try
-           {
-             bool ok = subst(result.get_documentElement(), root.getAttribute("xref"), result.importNode(root, true));
-             assert(ok);
-           }
-         catch (DOM::DOMException& e)
-           {
-             cout << "!!!!!!!!!!!!!!!! EXCEPTION " << e.code << " " << e.msg << endl;
-             assert(0);
-           }
-       }
-      else
-       result = res;
+  DOM::Element root = res.get_documentElement();
+  assert(root);
 
-      doc.clearDirty();
-
-      if (consumer) consumer->documentModified(result);
+  if (result.get_documentElement().hasAttribute("xref"))
+    {
+      bool ok = subst(result.get_documentElement(), root.getAttribute("xref"), result.importNode(root, true));
+      assert(ok);
     }
+  else
+    result.replaceChild(result.importNode(root, true), result.get_documentElement());
+
+  style.save(result, stdout);
+
+  doc.clearDirty();
 }
 
 bool