std::string DomNode::select_string(const DomString &xpath_expression) const { DomNode node = select_node(xpath_expression); if (node.is_element()) return node.to_element().get_text(); else return node.get_node_value(); }
std::string DomElement::get_text() const { std::string str; if (has_child_nodes() == false) return str; DomNode cur = get_first_child(); while (!cur.is_null()) { if (cur.is_text() || cur.is_cdata_section()) str.append(cur.get_node_value()); if (cur.is_element()) str.append(cur.to_element().get_text()); cur = cur.get_next_sibling(); } return str; }
DomString DomNode::find_prefix(const DomString &namespace_uri) const { DomElement cur = to_element(); while (!cur.is_null()) { DomNamedNodeMap attributes = cur.get_attributes(); int size = attributes.get_length(); for (int index = 0; index < size; index++) { DomNode attribute = attributes.item(index); if (attribute.get_prefix() == "xmlns" && attribute.get_node_value() == namespace_uri) { return attribute.get_local_name(); } } cur = cur.get_parent_node().to_element(); } return DomString(); }
DomNode DomDocument::import_node(const DomNode &node, bool deep) { DomNode imported_node; switch (node.get_node_type()) { case NULL_NODE: return imported_node; case ELEMENT_NODE: imported_node = create_element_ns(node.get_namespace_uri(), node.get_node_name()); break; case ATTRIBUTE_NODE: imported_node = create_attribute_ns(node.get_namespace_uri(), node.get_node_name()); imported_node.set_node_value(node.get_node_value()); break; case TEXT_NODE: imported_node = create_text_node(node.get_node_value()); break; case CDATA_SECTION_NODE: imported_node = create_cdata_section(node.get_node_value()); break; case ENTITY_REFERENCE_NODE: imported_node = create_entity_reference(node.get_node_name()); break; case ENTITY_NODE: return imported_node; case PROCESSING_INSTRUCTION_NODE: imported_node = create_processing_instruction(node.to_processing_instruction().get_target(), node.to_processing_instruction().get_data()); break; case COMMENT_NODE: imported_node = create_comment(node.get_node_value()); break; case DOCUMENT_NODE: imported_node = create_document_fragment(); break; case DOCUMENT_TYPE_NODE: return imported_node; case DOCUMENT_FRAGMENT_NODE: imported_node = create_document_fragment(); break; case NOTATION_NODE: return imported_node; } if (node.is_element()) { DomElement import_element = imported_node.to_element(); DomNamedNodeMap node_attributes = node.get_attributes(); int size = node_attributes.get_length(); for (int index = 0; index < size; index++) { DomNode attr = node_attributes.item(index); import_element.set_attribute_node_ns(import_node(attr, deep).to_attr()); } } if (deep) { DomNode cur = node.get_first_child(); while (!cur.is_null()) { imported_node.append_child(import_node(cur, true)); cur = cur.get_next_sibling(); } } return imported_node; }