1 files changed, 210 insertions, 0 deletions
diff --git a/shared/xml_base.h b/shared/xml_base.h
new file mode 100644
index 00000000..6d342b48
--- /dev/null
+++ b/shared/xml_base.h
@@ -0,0 +1,210 @@
+// **************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under *
+// * GNU General Public License: http://www.gnu.org/licenses/gpl.html       *
+// * Copyright (C) 2008-2010 ZenJu (zhnmju123 AT gmx.de)                    *
+// **************************************************************************
+//
+#ifndef XMLBASE_H_INCLUDED
+#define XMLBASE_H_INCLUDED
+
+#include "tinyxml/tinyxml.h"
+#include "global_func.h"
+#include <string>
+#include <vector>
+#include <wx/string.h>
+#include "xml_error.h"
+
+
+namespace xmlAccess
+{
+
+enum XmlType
+{
+    XML_GUI_CONFIG,
+    XML_BATCH_CONFIG,
+    XML_GLOBAL_SETTINGS,
+    XML_REAL_CONFIG,
+    XML_OTHER
+};
+
+XmlType getXmlType(const wxString& filename); //throw()
+
+void loadXmlDocument(const wxString& fileName, const XmlType type, TiXmlDocument& document); //throw (XmlError)
+void getDefaultXmlDocument(const XmlType type, TiXmlDocument& document);
+void saveXmlDocument(const wxString& fileName, const TiXmlDocument& document); //throw (XmlError)
+
+
+//------------------------------------------------------------------------------------------
+
+//small helper functions
+template <class T>
+bool readXmlElement(const std::string& name, const TiXmlElement* parent, T&            output);
+bool readXmlElement(const std::string& name, const TiXmlElement* parent, std::string&  output);
+bool readXmlElement(const std::string& name, const TiXmlElement* parent, wxString&     output);
+bool readXmlElement(const std::string& name, const TiXmlElement* parent, bool&         output);
+bool readXmlElement(const std::string& name, const TiXmlElement* parent, std::vector<wxString>& output);
+
+
+template <class T>
+bool readXmlAttribute(const std::string& name, const TiXmlElement* node, T&            output);
+bool readXmlAttribute(const std::string& name, const TiXmlElement* node, std::string&  output);
+bool readXmlAttribute(const std::string& name, const TiXmlElement* node, wxString&     output);
+bool readXmlAttribute(const std::string& name, const TiXmlElement* node, bool&         output);
+
+template <class T>
+void addXmlElement(const std::string& name, T                  value, TiXmlElement* parent);
+void addXmlElement(const std::string& name, const std::string& value, TiXmlElement* parent);
+void addXmlElement(const std::string& name, const wxString&    value, TiXmlElement* parent);
+void addXmlElement(const std::string& name, const bool         value, TiXmlElement* parent);
+void addXmlElement(const std::string& name, const std::vector<wxString>& value, TiXmlElement* parent);
+
+template <class T>
+void addXmlAttribute(const std::string& name, T                  value, TiXmlElement* node);
+void addXmlAttribute(const std::string& name, const std::string& value, TiXmlElement* node);
+void addXmlAttribute(const std::string& name, const wxString&    value, TiXmlElement* node);
+void addXmlAttribute(const std::string& name, const bool         value, TiXmlElement* node);
+
+
+
+class XmlParser
+{
+public:
+    XmlParser(const TiXmlElement* rootElement) : root(rootElement) {}
+
+    void logError(const std::string& nodeName);
+    bool errorsOccurred() const;
+    const wxString getErrorMessageFormatted() const;
+
+protected:
+    //another level of indirection: if errors occur during xml parsing they are logged
+    template <class T>
+    void readXmlElementLogging(const std::string& name, const TiXmlElement* parent, T& output)
+    {
+        if (!readXmlElement(name, parent, output))
+            logError(name);
+    }
+
+    template <class T>
+    void readXmlAttributeLogging(const std::string& name, const TiXmlElement* node, T& output)
+    {
+        if (!readXmlAttribute(name, node, output))
+            logError(name);
+    }
+
+    const TiXmlElement* const getRoot() const
+    {
+        return root;
+    }
+
+private:
+    const TiXmlElement* const root;
+    std::vector<wxString> failedNodes;
+};
+}
+
+
+class TiXmlHandleConst //like TiXmlHandle but respecting "const TiXmlElement*"
+{
+public:
+    TiXmlHandleConst(const TiXmlElement* element) : m_element(element) {}
+
+    TiXmlHandleConst FirstChild(const char* name) const
+    {
+        return TiXmlHandleConst(m_element != NULL ? m_element->FirstChildElement(name) : NULL);
+    }
+
+    const TiXmlElement* ToElement() const
+    {
+        return m_element;
+    }
+
+private:
+    const TiXmlElement* const m_element;
+};
+
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+//++++++++++++++ inline implementation +++++++++++++++++++++++++++++++++++++++
+template <class T>
+inline
+bool xmlAccess::readXmlElement(const std::string& name, const TiXmlElement* parent, T& output)
+{
+    std::string temp;
+    if (!readXmlElement(name, parent, temp))
+        return false;
+
+    output = common::stringToNumber<T>(temp);
+    return true;
+}
+
+
+template <class T>
+inline
+void xmlAccess::addXmlElement(const std::string& name, T value, TiXmlElement* parent)
+{
+    addXmlElement(name, common::numberToString<std::string::value_type>(value), parent);
+}
+
+
+template <class T>
+inline
+bool xmlAccess::readXmlAttribute(const std::string& name, const TiXmlElement* node, T& output)
+{
+    std::string dummy;
+    if (readXmlAttribute(name, node, dummy))
+    {
+        output = common::stringToNumber<T>(dummy);
+        return true;
+    }
+    else
+        return false;
+}
+
+
+template <class T>
+inline
+void xmlAccess::addXmlAttribute(const std::string& name, T value, TiXmlElement* node)
+{
+    addXmlAttribute(name, common::numberToString<std::string::value_type>(value), node);
+}
+
+#endif // XMLBASE_H_INCLUDED