added dom2pyx example

examples/DOM/Makefile.am

@@ -1,4 +1,4 @@
-noinst_PROGRAMS = domwriter
+noinst_PROGRAMS = domwriter dom2pyx
 
 AM_CPPFLAGS = -I$(top_srcdir)/include @PARSER_HEADERS@ $(BOOST_CPPFLAGS)
 LIBARABICA = $(top_builddir)/src/libarabica.la
@@ -6,3 +6,6 @@ LIBARABICA = $(top_builddir)/src/libarabica.la
 domwriter_SOURCES = DOMWriter.cpp
 domwriter_LDADD = $(LIBARABICA)
 
+dom2pyx_SOURCES = dom2pyx.cpp
+dom2pyx_LDADD = $(LIBARABICA)
+

examples/DOM/dom2pyx.cpp

@@ -0,0 +1,88 @@
+
+#include <string>
+#include <iostream>
+#include <DOM/SAX2DOM/SAX2DOM.hpp>
+
+void generate_pyx(Arabica::DOM::Element<std::string> element);
+std::string escape(const std::string& str);
+
+int main(int argc, char* argv[])
+{
+  if(argc < 2) 
+  {
+    std::cout << "Usage : " << argv[0] << " xmlfile ... " << std::endl;
+    return 0;
+  } // if(argc < 2)
+
+  Arabica::SAX2DOM::Parser<std::string> domParser;
+
+  for(int i = 1; i < argc; ++i)
+  {
+    std::string file(argv[i]);
+    Arabica::SAX::InputSource<std::string> is;
+    is.setSystemId(file);
+    domParser.parse(is);
+
+    Arabica::DOM::Document<std::string> doc = domParser.getDocument();
+    if(doc == 0)
+    {
+      std::cerr << "Error parsing " << file << std::endl;
+      continue;
+    }
+
+    generate_pyx(doc.getDocumentElement());
+  } 
+
+  return 0;
+} // main
+
+void generate_pyx(Arabica::DOM::Element<std::string> element)
+{
+  std::cout << '(' << element.getNodeName() << std::endl;
+
+  if(element.hasAttributes())
+  {
+    Arabica::DOM::NamedNodeMap<std::string> attrs = element.getAttributes();
+    for(int a = 0; a != attrs.getLength(); ++a)
+    {
+      Arabica::DOM::Node<std::string> attr = attrs.item(a);
+      std::cout << 'A' << attr.getNodeName() 
+                << ' ' << escape(attr.getNodeValue()) 
+                << std::endl;
+    } // for ...
+  } // if ...  
+
+  for(Arabica::DOM::Node<std::string> n = element.getFirstChild(); n != 0; n = n.getNextSibling())
+  {
+    switch(n.getNodeType())
+    {
+      case Arabica::DOM::Node<std::string>::ELEMENT_NODE:
+        generate_pyx(static_cast<Arabica::DOM::Element<std::string> >(n));
+        break;
+      case Arabica::DOM::Node<std::string>::TEXT_NODE:
+      case Arabica::DOM::Node<std::string>::CDATA_SECTION_NODE:
+        std::cout << '-' << escape(n.getNodeValue()) << std::endl;
+        break;
+      case Arabica::DOM::Node<std::string>::PROCESSING_INSTRUCTION_NODE:
+        std::cout << '?' << n.getNodeName() 
+                  << ' ' << n.getNodeValue() << std::endl;
+        break;
+    } // switch ...
+  } // for ...
+
+  std::cout << ')' << element.getNodeName() << std::endl;
+} // generate_pyx
+
+std::string escape(const std::string& str)
+{
+  std::string estr(str);
+  std::string::size_type i(estr.find("\n"));
+  while(i != std::string::npos)
+  {
+    estr.replace(i, 1, "\\n", 2);
+    i = estr.find("\n", i);
+  } // while ...
+  return estr;
+} // escape
+
+// end of file