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140 lines
3.9 KiB
140 lines
3.9 KiB
#ifndef OTMLNODE_H
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#define OTMLNODE_H
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#include "declarations.h"
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class OTMLNode : public std::enable_shared_from_this<OTMLNode>
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{
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public:
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virtual ~OTMLNode() { }
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static OTMLNodePtr create(std::string tag = fw::empty_string, bool unique = false);
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static OTMLNodePtr create(std::string tag, std::string value);
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std::string tag() const { return m_tag; }
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int size() const { return m_children.size(); }
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OTMLNodePtr parent() const { return m_parent.lock(); }
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std::string source() const { return m_source; }
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bool isUnique() const { return m_unique; }
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bool isNull() const { return m_null; }
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bool hasTag() const { return !m_tag.empty(); }
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bool hasValue() const { return !m_value.empty(); }
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bool hasChildren() const;
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bool hasChildAt(const std::string& childTag) { return !!get(childTag); }
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bool hasChildAtIndex(int childIndex) { return !!getIndex(childIndex); }
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void setTag(std::string tag) { m_tag = tag; }
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void setValue(const std::string& value) { m_value = value; }
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void setNull(bool null) { m_null = null; }
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void setUnique(bool unique) { m_unique = unique; }
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void setParent(const OTMLNodePtr& parent) { m_parent = parent; }
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void setSource(const std::string& source) { m_source = source; }
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OTMLNodePtr get(const std::string& childTag) const;
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OTMLNodePtr getIndex(int childIndex) const;
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OTMLNodePtr at(const std::string& childTag);
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OTMLNodePtr atIndex(int childIndex);
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void addChild(const OTMLNodePtr& newChild);
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bool removeChild(const OTMLNodePtr& oldChild);
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bool replaceChild(const OTMLNodePtr& oldChild, const OTMLNodePtr& newChild);
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void merge(const OTMLNodePtr& node);
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void clear();
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OTMLNodeList children() const;
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OTMLNodePtr clone() const;
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template<typename T = std::string>
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T value();
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template<typename T = std::string>
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T valueAt(const std::string& childTag);
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template<typename T = std::string>
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T valueAtIndex(int childIndex);
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template<typename T = std::string>
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T valueAt(const std::string& childTag, const T& def);
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template<typename T = std::string>
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T valueAtIndex(int childIndex, const T& def);
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template<typename T>
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void write(const T& v);
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template<typename T>
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void writeAt(const std::string& childTag, const T& v);
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template<typename T>
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void writeIn(const T& v);
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virtual std::string emit();
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protected:
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OTMLNode() : m_unique(false), m_null(false) { }
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OTMLNodeList m_children;
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OTMLNodeWeakPtr m_parent;
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std::string m_tag;
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std::string m_value;
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std::string m_source;
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bool m_unique;
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bool m_null;
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};
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#include "otmlexception.h"
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template<typename T>
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T OTMLNode::value() {
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T ret;
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if(!fw::cast(m_value, ret))
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throw OTMLException(shared_from_this(), fw::mkstr("failed to cast node value to type '", fw::demangle_type<T>(), "'"));
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return ret;
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}
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template<typename T>
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T OTMLNode::valueAt(const std::string& childTag) {
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OTMLNodePtr node = at(childTag);
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return node->value<T>();
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}
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template<typename T>
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T OTMLNode::valueAtIndex(int childIndex) {
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OTMLNodePtr node = atIndex(childIndex);
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return node->value<T>();
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}
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template<typename T>
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T OTMLNode::valueAt(const std::string& childTag, const T& def) {
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if(OTMLNodePtr node = get(childTag))
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if(!node->isNull())
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return node->value<T>();
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return def;
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}
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template<typename T>
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T OTMLNode::valueAtIndex(int childIndex, const T& def) {
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if(OTMLNodePtr node = getIndex(childIndex))
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return node->value<T>();
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return def;
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}
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template<typename T>
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void OTMLNode::write(const T& v) {
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m_value = fw::safe_cast<std::string>(v);
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}
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template<typename T>
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void OTMLNode::writeAt(const std::string& childTag, const T& v) {
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OTMLNodePtr child = OTMLNode::create(childTag);
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child->write<T>(v);
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addChild(child);
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}
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template<typename T>
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void OTMLNode::writeIn(const T& v) {
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OTMLNodePtr child = OTMLNode::create();
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child->write<T>(v);
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addChild(child);
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}
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#endif
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