void OTMLNode::addChild(const OTMLNodePtr& newChild)
{
// replace is needed when the tag is marked as unique
if(newChild->hasTag()) {
for(const OTMLNodePtr& node : m_children) {
if(node->tag() == newChild->tag() && (node->isUnique() || newChild->isUnique())) {
newChild->setUnique(true);
if(node->hasChildren() && newChild->hasChildren()) {
OTMLNodePtr tmpNode = node->clone();
tmpNode->merge(newChild);
newChild->copy(tmpNode);
}
replaceChild(node, newChild);
// remove any other child with the same tag
auto it = m_children.begin();
while(it != m_children.end()) {
OTMLNodePtr node = (*it);
if(node != newChild && node->tag() == newChild->tag()) {
it = m_children.erase(it);
} else
++it;
}
return;
}
}
}
m_children.push_back(newChild);
}
void OTMLNode::copy(const OTMLNodePtr& node)
{
setTag(node->tag());
setValue(node->rawValue());
setUnique(node->isUnique());
setNull(node->isNull());
setSource(node->source());
clear();
for(const OTMLNodePtr& child : node->m_children)
addChild(child->clone());
}
std::string OTMLEmitter::emitNode(const OTMLNodePtr& node, int currentDepth)
{
std::stringstream ss;
// emit nodes
if(currentDepth >= 0) {
// fill spaces for current depth
for(int i=0;i<currentDepth;++i)
ss << " ";
// emit node tag
if(node->hasTag()) {
ss << node->tag();
// add ':' to if the node is unique or has value
if(node->hasValue() || node->isUnique() || node->isNull())
ss << ":";
} else
ss << "-";
// emit node value
if(node->isNull())
ss << " ~";
else if(node->hasValue()) {
ss << " ";
std::string value = node->value();
// emit multiline values
if(value.find("\n") != std::string::npos) {
if(value[value.length()-1] == '\n' && value[value.length()-2] == '\n')
ss << "|+";
else if(value[value.length()-1] == '\n')
ss << "|";
else
ss << "|-";
// multilines
for(std::size_t pos = 0; pos < value.length(); ++pos) {
ss << "\n";
// fill spaces for multiline depth
for(int i=0;i<currentDepth+1;++i)
ss << " ";
// fill until a new line
while(pos < value.length()) {
if(value[pos] == '\n')
break;
ss << value[pos++];
}
}
// emit inline values
} else
ss << value;
}
}
// emit children
for(int i=0;i<node->size();++i) {
if(currentDepth >= 0 || i != 0)
ss << "\n";
ss << emitNode(node->atIndex(i), currentDepth+1);
}
return ss.str();
}