khanat-code-old/code/nel/src/georges/form.cpp
2014-02-03 00:16:35 +01:00

402 lines
9.7 KiB
C++

// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "stdgeorges.h"
#include "nel/misc/i_xml.h"
#include "nel/misc/o_xml.h"
#include "nel/misc/common.h"
#include "nel/misc/path.h"
#include "nel/georges/form.h"
#include "nel/georges/form_loader.h"
using namespace NLMISC;
namespace NLGEORGES
{
// ***************************************************************************
// Misc
// ***************************************************************************
void warning (bool exception, const char *format, ... )
{
// Make a buffer string
va_list args;
va_start( args, format );
char buffer[1024];
vsnprintf( buffer, 1024, format, args );
va_end( args );
// Set the warning
if (exception)
{
// Make an error message
char tmp[1024];
smprintf (tmp, 1024, "NeL::Georges %s", buffer);
throw EXmlParsingError (tmp);
}
else
{
nlwarning ("NeL::Georges %s", buffer);
}
}
// ***************************************************************************
// UForm
// ***************************************************************************
UForm::~UForm ()
{
}
// ***************************************************************************
UFormElm& CForm::getRootNode ()
{
return Elements;
}
// ***************************************************************************
const UFormElm& CForm::getRootNode () const
{
return Elements;
}
// ***************************************************************************
// CForm
// ***************************************************************************
CForm::CForm () : Elements (this, NULL, NULL, 0xffffffff)
{
uint i;
for (i=0; i<HeldElementCount; i++)
{
HeldElements[i] = new CFormElmStruct (this, NULL, NULL, 0xffffffff);
}
}
// ***************************************************************************
CForm::~CForm ()
{
uint i;
for (i=0; i<HeldElementCount; i++)
{
delete HeldElements[i];
}
}
// ***************************************************************************
void CForm::write (xmlDocPtr doc, const char *filename)
{
// Save the filename
if (filename)
_Filename = CFile::getFilename (filename);
// Create the first node
xmlNodePtr node = xmlNewDocNode (doc, NULL, (const xmlChar*)"FORM", NULL);
xmlDocSetRootElement (doc, node);
// List of parent
for (uint parent=0; parent<ParentList.size (); parent++)
{
// Parent name not empty ?
if (!(ParentList[parent].ParentFilename.empty()))
{
// Add a parent node
xmlNodePtr parentNode = xmlNewChild ( node, NULL, (const xmlChar*)"PARENT", NULL );
xmlSetProp (parentNode, (const xmlChar*)"Filename", (const xmlChar*)ParentList[parent].ParentFilename.c_str());
}
}
// Write elements
Elements.write (node, this, NULL, true);
// Write held elements
uint i;
for (i=0; i<HeldElementCount; i++)
{
HeldElements[i]->write (node, this, NULL, true);
}
// Header
Header.write (node);
}
// ***************************************************************************
void CForm::readParent (const char *parent, CFormLoader &loader)
{
// Load the parent
CForm *theParent = (CForm*)loader.loadForm (parent);
if (theParent != NULL)
{
// Set the parent
if (!insertParent (getParentCount (), parent, theParent))
{
// Make an error message
std::string parentName = parent;
// Delete the value
xmlFree ((void*)parent);
// Throw exception
warning (true, "readParent", "Can't set the parent FORM named (%s). Check if it is the same form or if it use a differnt formDfn.", parentName.c_str ());
}
}
else
{
// Make an error message
std::string parentName = parent;
// Delete the value
xmlFree ((void*)parent);
// Throw exception
warning (true, "readParent", "Can't load the parent FORM named (%s).", parentName.c_str ());
}
}
// ***************************************************************************
void CForm::read (xmlNodePtr node, CFormLoader &loader, CFormDfn *dfn, const char *filename)
{
// Save the filename
_Filename = CFile::getFilename (filename);
// Reset form
clean ();
// Check node name
if ( ((const char*)node->name == NULL) || (strcmp ((const char*)node->name, "FORM") != 0) )
{
// Make an error message
warning (true, "read", "XML Syntax error in block line %p, node (%s) should be FORM.",
node->content, node->name);
}
// Get first struct node
xmlNodePtr child = CIXml::getFirstChildNode (node, "STRUCT");
if (child == NULL)
{
// Throw exception
warning (true, "read", "Syntax error in block line %p, node (%s) should have a STRUCT child node.",
node->content, node->name);
}
// Read the struct
Elements.read (child, loader, dfn, this);
// Get next struct node
child = CIXml::getNextChildNode (node, "STRUCT");
uint index = 0;
while ( (child != NULL) && (index < HeldElementCount))
{
HeldElements[index]->read (child, loader, dfn, this);
index++;
}
while (index < HeldElementCount)
{
// Build the Form
HeldElements[index]->build (dfn);
index++;
}
// Get the old parent parameter
const char *parent = (const char*)xmlGetProp (node, (xmlChar*)"Parent");
if (parent)
{
// Add a parent, xmlFree is done by readParent
readParent (parent, loader);
}
// Read the new parent nodes
uint parentCount = CIXml::countChildren (node, "PARENT");
// Reserve some parents
ParentList.reserve (ParentList.size () + parentCount);
// Enum children node
child = CIXml::getFirstChildNode (node, "PARENT");
while (child)
{
parent = (const char*)xmlGetProp (child, (xmlChar*)"Filename");
// Add a parent, xmlFree is done by readParent
readParent (parent, loader);
// Next node <PARENT>
child = CIXml::getNextChildNode (child, "PARENT");
}
// Read the header
Header.read (node);
}
// ***************************************************************************
const std::string &CForm::getComment () const
{
return Header.Comments;
}
// ***************************************************************************
void CForm::write (class NLMISC::IStream &stream)
{
// Xml stream
COXml xmlStream;
xmlStream.init (&stream);
// Write the file
write (xmlStream.getDocument (), NULL);
}
// ***************************************************************************
bool CForm::insertParent (uint before, const char *filename, CForm *parent)
{
// Set or reset ?
nlassert (parent);
// Must have the same DFN
if (parent->Elements.FormDfn == Elements.FormDfn)
{
// Set members
std::vector<CParent>::iterator ite = ParentList.insert (ParentList.begin() + before, CParent());
ite->Parent = parent;
ite->ParentFilename = filename;
return true;
}
else
{
// Output an error
warning (false, "insertParent", "Can't insert parent form (%s) that has not the same DFN.", filename);
}
return false;
}
// ***************************************************************************
void CForm::removeParent (uint parent)
{
ParentList.erase (ParentList.begin() + parent);
}
// ***************************************************************************
CForm *CForm::getParent (uint parent) const
{
return ParentList[parent].Parent;
}
// ***************************************************************************
const std::string &CForm::getParentFilename (uint parent) const
{
return ParentList[parent].ParentFilename;
}
// ***************************************************************************
uint CForm::getParentCount () const
{
return (uint)ParentList.size ();
}
// ***************************************************************************
void CForm::clean ()
{
clearParents ();
}
// ***************************************************************************
void CForm::clearParents ()
{
ParentList.clear ();
}
// ***************************************************************************
const std::string &CForm::getFilename () const
{
return _Filename;
}
// ***************************************************************************
void CForm::warning (bool exception, const char *function, const char *format, ... ) const
{
// Make a buffer string
va_list args;
va_start( args, format );
char buffer[1024];
vsnprintf( buffer, 1024, format, args );
va_end( args );
// Set the warning
NLGEORGES::warning (exception, "(CForm::%s) in form (%s) : %s", function, _Filename.c_str (), buffer);
}
// ***************************************************************************
void CForm::getDependencies (std::set<std::string> &dependencies) const
{
// Add me
if (dependencies.insert (toLower(CFile::getFilename (_Filename))).second)
{
// Add parents
uint i;
for (i=0; i<ParentList.size (); i++)
{
if (ParentList[i].Parent)
{
ParentList[i].Parent->getDependencies (dependencies);
}
}
// Add elements
Elements.getDependencies (dependencies);
}
}
// ***************************************************************************
uint CForm::getNumParent () const
{
return getParentCount();
}
// ***************************************************************************
UForm *CForm::getParentForm (uint parent) const
{
CForm *form = getParent (parent);
return form;
}
// ***************************************************************************
} // NLGEORGES