+/*
+ Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
#ifndef LIBCXML_CXML_H
#define LIBCXML_CXML_H
#include <string>
+#include <sstream>
#include <list>
#include <stdint.h>
#include <boost/shared_ptr.hpp>
#include <boost/optional.hpp>
-#include <boost/lexical_cast.hpp>
+#include <boost/filesystem.hpp>
#include <boost/algorithm/string/erase.hpp>
-#include <glibmm.h>
+
+/* Hack for OS X compile failure; see https://bugs.launchpad.net/hugin/+bug/910160 */
+#ifdef check
+#undef check
+#endif
namespace xmlpp {
class Node;
- class DomParser;
+ class Document;
}
namespace cxml {
std::string _message;
};
-/** @brief A wrapper for a xmlpp::Node which simplifies parsing */
+class Node;
+typedef boost::shared_ptr<cxml::Node> NodePtr;
+typedef std::list<NodePtr> NodeList;
+typedef boost::shared_ptr<const cxml::Node> ConstNodePtr;
+
class Node
{
public:
Node ();
-
- /** Construct a Node from an xmlpp::Node. This class will
- * not destroy the xmlpp::Node.
- * @param node xmlpp::Node.
- */
- Node (xmlpp::Node const * node);
-
- std::string name () const;
+ Node (xmlpp::Node const *);
/* A set of methods which look up a child of this node by
* its name, and return its contents as some type or other.
{
std::string s = string_child (c);
boost::erase_all (s, " ");
- return boost::lexical_cast<T> (s);
+ std::stringstream t;
+ t.imbue (std::locale::classic ());
+ t << s;
+ T n;
+ t >> n;
+ return n;
}
template <class T>
std::string t = s.get ();
boost::erase_all (t, " ");
- return boost::optional<T> (boost::lexical_cast<T> (t));
+ std::stringstream u;
+ u.imbue (std::locale::classic ());
+ u << t;
+ T n;
+ u >> n;
+ return n;
}
- /** This will mark a child as to be ignored when calling done() */
- void ignore_child (std::string) const;
-
- /** Check whether all children of this Node have been looked up
- * or passed to ignore_child(). If not, an exception is thrown.
- */
- void done () const;
-
+
/* These methods look for an attribute of this node, in the
* same way as the child methods do.
*/
{
std::string s = string_attribute (c);
boost::erase_all (s, " ");
- return boost::lexical_cast<T> (s);
+ std::stringstream t;
+ t.imbue (std::locale::classic ());
+ t << s;
+ T n;
+ t >> n;
+ return n;
}
template <class T>
std::string t = s.get ();
boost::erase_all (t, " ");
- return boost::optional<T> (boost::lexical_cast<T> (t));
+ std::stringstream u;
+ u.imbue (std::locale::classic ());
+ u << t;
+ T n;
+ u >> n;
+ return n;
}
- /** @return The content of this node */
- std::string content () const;
- /** @return namespace prefix of this node */
- std::string namespace_prefix () const;
+ /* Setting content */
+
+ void set_string_content (std::string content);
+ void set_bool_content (bool content);
+
+ template <class T>
+ void set_number_content (T content)
+ {
+ std::stringstream u;
+ u.imbue (std::locale::classic ());
+ u << content;
+ u >> _content;
+ }
+
+
+ /* Adding attributes */
+
+ void add_string_attribute (std::string name, std::string value);
+ void add_bool_attribute (std::string name, bool value);
+
+ template <class T>
+ void add_number_attribute (std::string name, T value)
+ {
+ std::stringstream u;
+ u.imbue (std::locale::classic ());
+ u << value;
+ add_string_attribute (name, u.str ());
+ }
+
+
+ /* Short-cuts to add nodes with content */
+
+ NodePtr add_string_child (std::string name, std::string content);
+ NodePtr add_bool_child (std::string name, bool content);
+
+ template <class T>
+ NodePtr add_number_child (std::string name, T content)
+ {
+ NodePtr n = add_child (name);
+ n->set_number_content (content);
+ return n;
+ }
+
+
+ /* Access to child nodes */
boost::shared_ptr<Node> node_child (std::string) const;
boost::shared_ptr<Node> optional_node_child (std::string) const;
+ NodeList node_children (std::string) const;
- std::list<boost::shared_ptr<Node> > node_children (std::string) const;
+ /** Add a child node with a given name */
+ NodePtr add_child (std::string name)
+ {
+ NodePtr n (new cxml::Node ());
+ n->set_name (name);
+ _children.push_back (n);
+ return n;
+ }
-protected:
- xmlpp::Node const * _node;
+ /** @return The content of this node */
+ std::string content () const;
+ /** @return namespace URI of this node */
+ std::string namespace_uri () const;
+ /** @return namespace prefix of this node */
+ std::string namespace_prefix () const;
+ /** This will mark a child as to be ignored when calling done() */
+ void ignore_child (std::string) const;
+ /** Check whether all children of this Node have been looked up
+ * or passed to ignore_child(). If not, an exception is thrown.
+ */
+ void done () const;
+ /** Set the name of the node.
+ * @param n New name.
+ */
+ void set_name (std::string n) {
+ _name = n;
+ }
+ /** @return Node name */
+ std::string name () const {
+ return _name;
+ }
+
+ /* We use xmlpp for parsing and writing XML out; these
+ methods help with that.
+ */
+ void read (xmlpp::Node const *);
+ void write (xmlpp::Node *) const;
+
+protected:
+ NodeList _children;
private:
- mutable std::list<Glib::ustring> _taken;
+ std::string _name;
+ std::string _content;
+ std::string _namespace_uri;
+ std::string _namespace_prefix;
+ std::list<std::pair<std::string, std::string> > _attributes;
+ mutable std::list<std::string> _taken;
};
-class File : public Node
+class Document : public Node
{
public:
- File (std::string file, std::string root_name);
- virtual ~File ();
+ Document () {}
+
+ void read_file (boost::filesystem::path);
+ void read_stream (std::istream &);
+ void read_string (std::string);
+
+ void check_root_name (std::string root_name);
+
+ void write_to_file_formatted (boost::filesystem::path) const;
+ void write_to_stream_formatted (std::ostream& stream, std::string coding) const;
+ std::string write_to_string (std::string) const;
private:
- xmlpp::DomParser* _parser;
+ void write_to_xmlpp_document (xmlpp::Document &) const;
};
}