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/******************************************************************************
* SOFA, Simulation Open-Framework Architecture, version 1.0 beta 4 *
* (c) 2006-2009 MGH, INRIA, USTL, UJF, CNRS *
* *
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
*******************************************************************************
* SOFA :: Modules *
* *
* Authors: The SOFA Team and external contributors (see Authors.txt) *
* *
* Contact information: contact@sofa-framework.org *
******************************************************************************/
#include "BaseElement.h"
#include <sofa/helper/Factory.inl>
#include <sofa/helper/system/SetDirectory.h>
#include <string.h>
namespace sofa
{
namespace helper
{
template class Factory< std::string, simulation::tree::xml::BaseElement, std::pair<std::string, std::string> >;
}
namespace simulation
{
namespace tree
{
namespace xml
{
BaseElement::BaseElement(const std::string& name, const std::string& type, BaseElement* newParent)
: BaseObjectDescription(name.c_str(), type.c_str()), parent(NULL), groupType(false)
{
if (newParent!=NULL) newParent->addChild(this);
//attributes["name"]=&this->name;
//attributes["type"]=&this->type;
}
BaseElement::~BaseElement()
{
//attributes.erase("name");
//attributes.erase("type");
for (ChildList::iterator it = children.begin();
it != children.end(); ++it)
{
delete *it;
}
children.clear();
}
/// Get the file where this description was read from. Useful to resolve relative file paths.
std::string BaseElement::getBaseFile()
{
if (isFileRoot()) return basefile;
else if (getParentElement()!=NULL) return getParentElement()->getBaseFile();
else return "";
}
void BaseElement::setBaseFile(const std::string& newBaseFile)
{
basefile = newBaseFile;
}
/// Return true if this element was the root of the file
bool BaseElement::isFileRoot()
{
return !basefile.empty();
}
// const std::map<std::string,std::string*>& BaseElement::getAttributeMap() const
// {
// return attributes;
// }
//
// std::map<std::string,std::string*>& BaseElement::getAttributeMap()
// {
// return attributes;
// }
/// Set an attribute. Override any existing value
void BaseElement::setAttribute(const std::string& attr, const char* val)
{
attributes[attr] = val;
}
bool BaseElement::presenceAttribute(const std::string& s)
{
return (attributes.find(s) != attributes.end());
}
/// Remove an attribute. Fails if this attribute is "name" or "type"
bool BaseElement::removeAttribute(const std::string& attr)
{
AttributeMap::iterator it = attributes.find(attr);
if (it == attributes.end())
return false;
//if (it->second == &name)
// return false;
//if (it->second == &type)
// return false;
//delete it->second;
attributes.erase(it);
return true;
}
void BaseElement::addReplaceAttribute(const std::string &attr, const char* val)
{
replaceAttribute[attr]=val;
}
bool BaseElement::addChild(BaseElement* child)
{
if (child->getParent()==this) return false;
BaseElement* oldParent = child->getParentElement();
if (!child->setParent(this)) return false;
if (oldParent != NULL)
{
oldParent->removeChild(child);
}
children.push_back(child);
return true;
}
bool BaseElement::removeChild(BaseElement* child)
{
if (child->getParent()!=this) return false;
ChildList::iterator it = children.begin();
while (it!=children.end())
{
if (*it == child)
{
child->setParent(NULL);
children.erase(it);
return true;
}
}
return false;
}
bool BaseElement::init()
{
sofa::helper::system::SetDirectory cwd(basefile);
bool res = initNode();
for (child_iterator<> it = begin(); it != end(); ++it)
{
res &= it->init();
}
return res;
}
BaseElement* BaseElement::Create(const std::string& nodeClass, const std::string& name, const std::string& type)
{
return NodeFactory::CreateObject(nodeClass, std::pair<std::string,std::string>(name, type));
}
/// Find a node given its name
BaseElement* BaseElement::findNode(const char* nodeName, bool absolute)
{
if (nodeName == NULL) return NULL;
if (nodeName[0]=='\\' || nodeName[0]=='/')
{
if (!absolute && getParentElement()!=NULL)
return getParentElement()->findNode(nodeName);
else
{ ++nodeName; absolute = true; }
}
if (nodeName[0]=='\0')
{
if (absolute) return this;
else return NULL;
}
const char* sep = nodeName;
while (*sep!='\0' && *sep!='\\' && *sep!='/')
++sep;
if (!strncmp(nodeName,".",sep-nodeName))
return findNode(sep, true);
if (!strncmp(nodeName,"..",sep-nodeName))
{
if (getParentElement()==NULL) return NULL;
else return getParentElement()->findNode(sep,true);
}
for (child_iterator<> it = begin(); it != end(); ++it)
{
if (it->getName().length() == (unsigned)(sep-nodeName) && !strncmp(it->getName().c_str(), nodeName, sep-nodeName))
{
BaseElement* res = it->findNode(sep,true);
if (res!=NULL) return res;
}
}
if (!absolute && getParentElement()!=NULL)
return getParentElement()->findNode(nodeName);
else
return NULL;
}
} // namespace xml
} // namespace tree
} // namespace simulation
} // namespace sofa
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