Adding upstream version 0.19.2.upstream/0.19.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 134 insertions, 0 deletions

diff --git a/include/orcus/dom_tree.hpp b/include/orcus/dom_tree.hpp
new file mode 100644
index 0000000..68df0d0
--- /dev/null
+++ b/include/orcus/dom_tree.hpp
@@ -0,0 +1,134 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDED_ORCUS_DOM_TREE_HPP
+#define INCLUDED_ORCUS_DOM_TREE_HPP
+
+#include "types.hpp"
+
+#include <vector>
+#include <ostream>
+#include <memory>
+
+namespace orcus {
+
+class xmlns_context;
+
+namespace sax {
+
+struct doctype_declaration;
+
+}
+
+namespace dom {
+
+class document_tree;
+
+enum class node_t : uint8_t
+{
+    unset,
+    declaration,
+    element,
+};
+
+struct ORCUS_DLLPUBLIC entity_name
+{
+    xmlns_id_t ns;
+    std::string_view name;
+
+    entity_name();
+    entity_name(std::string_view _name);
+    entity_name(xmlns_id_t _ns, std::string_view _name);
+
+    bool operator== (const entity_name& other) const;
+    bool operator!= (const entity_name& other) const;
+};
+
+class ORCUS_DLLPUBLIC const_node
+{
+    friend class document_tree;
+
+    struct impl;
+    std::unique_ptr<impl> mp_impl;
+
+    const_node(std::unique_ptr<impl>&& _impl);
+public:
+    const_node();
+    const_node(const const_node& other);
+    const_node(const_node&& other);
+
+    ~const_node();
+
+    node_t type() const;
+
+    size_t child_count() const;
+
+    const_node child(size_t index) const;
+
+    entity_name name() const;
+
+    std::string_view attribute(const entity_name& name) const;
+    std::string_view attribute(std::string_view name) const;
+
+    size_t attribute_count() const;
+
+    const_node parent() const;
+
+    void swap(const_node& other);
+
+    const_node& operator= (const const_node& other);
+
+    bool operator== (const const_node& other) const;
+    bool operator!= (const const_node& other) const;
+};
+
+/**
+ * Ordinary DOM tree representing the content of an XML document.
+ */
+class ORCUS_DLLPUBLIC document_tree
+{
+    struct impl;
+    std::unique_ptr<impl> mp_impl;
+
+public:
+    document_tree(const document_tree&) = delete;
+    document_tree& operator= (const document_tree&) = delete;
+
+    document_tree(xmlns_context& cxt);
+    document_tree(document_tree&& other);
+    ~document_tree();
+
+    /**
+     * Parse a given XML stream and build the content tree.
+     *
+     * @param strm XML stream.
+     */
+    void load(std::string_view strm);
+
+    dom::const_node root() const;
+
+    dom::const_node declaration(std::string_view name) const;
+
+    /**
+     * Swap the content with another dom_tree instance.
+     *
+     * @param other the dom_tree instance to swap the content with.
+     */
+    void swap(document_tree& other);
+
+    const sax::doctype_declaration* get_doctype() const;
+
+    void dump_compact(std::ostream& os) const;
+};
+
+} // namespace dom
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */