/usr/include/osmium/output/xml.hpp is in libosmium-dev 0.0~20111213-g7f3500a-3build5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | #ifndef OSMIUM_OUTPUT_XML_HPP
#define OSMIUM_OUTPUT_XML_HPP
/*
Copyright 2011 Jochen Topf <jochen@topf.org> and others (see README).
This file is part of Osmium (https://github.com/joto/osmium).
Osmium is free software: you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License or (at your option) the GNU
General Public License as published by the Free Software Foundation, either
version 3 of the Licenses, or (at your option) any later version.
Osmium 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 and the GNU
General Public License for more details.
You should have received a copy of the Licenses along with Osmium. If not, see
<http://www.gnu.org/licenses/>.
*/
// this is required to allow using libxml's xmlwriter in parallel to expat xml parser under debian
#undef XMLCALL
#include <libxml/xmlwriter.h>
// XXX error handling is mostly missing...
namespace Osmium {
namespace Output {
class XML : public Base {
public:
XML(Osmium::OSMFile& file) : Base(file), m_last_op('\0') {
xml_writer = xmlNewTextWriter(xmlOutputBufferCreateFd(this->get_fd(), NULL));
}
~XML() {
}
void init(Osmium::OSM::Meta& meta) {
xmlTextWriterSetIndent(xml_writer, 1);
xmlTextWriterSetIndentString(xml_writer, BAD_CAST " ");
xmlTextWriterStartDocument(xml_writer, NULL, "utf-8", NULL); // <?xml .. ?>
if (m_file.get_type() == Osmium::OSMFile::FileType::Change()) {
xmlTextWriterStartElement(xml_writer, BAD_CAST "osmChange"); // <osmChange>
} else {
xmlTextWriterStartElement(xml_writer, BAD_CAST "osm"); // <osm>
}
xmlTextWriterWriteAttribute(xml_writer, BAD_CAST "version", BAD_CAST "0.6");
xmlTextWriterWriteAttribute(xml_writer, BAD_CAST "generator", BAD_CAST "Osmium (http://wiki.openstreetmap.org/wiki/Osmium)");
if (meta.bounds().defined()) {
xmlTextWriterStartElement(xml_writer, BAD_CAST "bounds"); // <bounds>
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "minlon", "%.7f", meta.bounds().bl().lon());
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "minlat", "%.7f", meta.bounds().bl().lat());
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "maxlon", "%.7f", meta.bounds().tr().lon());
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "maxlat", "%.7f", meta.bounds().tr().lat());
xmlTextWriterEndElement(xml_writer); // </bounds>
}
}
void node(const shared_ptr<Osmium::OSM::Node const>& node) {
if (m_file.get_type() == Osmium::OSMFile::FileType::Change()) {
open_close_op_tag(node->visible() ? (node->version() == 1 ? 'c' : 'm') : 'd');
}
xmlTextWriterStartElement(xml_writer, BAD_CAST "node"); // <node>
write_meta(node);
const Osmium::OSM::Position position = node->position();
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "lat", "%.7f", position.lat());
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "lon", "%.7f", position.lon());
write_tags(node->tags());
xmlTextWriterEndElement(xml_writer); // </node>
}
void way(const shared_ptr<Osmium::OSM::Way const>& way) {
if (m_file.get_type() == Osmium::OSMFile::FileType::Change()) {
open_close_op_tag(way->visible() ? (way->version() == 1 ? 'c' : 'm') : 'd');
}
xmlTextWriterStartElement(xml_writer, BAD_CAST "way"); // <way>
write_meta(way);
Osmium::OSM::WayNodeList::const_iterator end = way->nodes().end();
for (Osmium::OSM::WayNodeList::const_iterator it = way->nodes().begin(); it != end; ++it) {
xmlTextWriterStartElement(xml_writer, BAD_CAST "nd"); // <nd>
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "ref", "%d", it->ref());
xmlTextWriterEndElement(xml_writer); // </nd>
}
write_tags(way->tags());
xmlTextWriterEndElement(xml_writer); // </way>
}
void relation(const shared_ptr<Osmium::OSM::Relation const>& relation) {
if (m_file.get_type() == Osmium::OSMFile::FileType::Change()) {
open_close_op_tag(relation->visible() ? (relation->version() == 1 ? 'c' : 'm') : 'd');
}
xmlTextWriterStartElement(xml_writer, BAD_CAST "relation"); // <relation>
write_meta(relation);
Osmium::OSM::RelationMemberList::const_iterator end = relation->members().end();
for (Osmium::OSM::RelationMemberList::const_iterator it = relation->members().begin(); it != end; ++it) {
xmlTextWriterStartElement(xml_writer, BAD_CAST "member"); // <member>
xmlTextWriterWriteAttribute(xml_writer, BAD_CAST "type", BAD_CAST it->type_name());
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "ref", "%d", it->ref());
xmlTextWriterWriteAttribute(xml_writer, BAD_CAST "role", BAD_CAST it->role());
xmlTextWriterEndElement(xml_writer); // </member>
}
write_tags(relation->tags());
xmlTextWriterEndElement(xml_writer); // </relation>
}
void final() {
if (m_file.get_type() == Osmium::OSMFile::FileType::Change()) {
open_close_op_tag('\0');
}
xmlTextWriterEndElement(xml_writer); // </osm> or </osmChange>
xmlFreeTextWriter(xml_writer);
m_file.close();
}
private:
xmlTextWriterPtr xml_writer;
void write_meta(const shared_ptr<Osmium::OSM::Object const>& object) {
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "id", "%d", object->id());
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "version", "%d", object->version());
xmlTextWriterWriteAttribute(xml_writer, BAD_CAST "timestamp", BAD_CAST object->timestamp_as_string().c_str());
// uid == 0 -> anonymous
if (object->uid() > 0) {
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "uid", "%d", object->uid());
xmlTextWriterWriteAttribute(xml_writer, BAD_CAST "user", BAD_CAST object->user());
}
xmlTextWriterWriteFormatAttribute(xml_writer, BAD_CAST "changeset", "%d", object->changeset());
if (m_file.has_multiple_object_versions() && m_file.get_type() != Osmium::OSMFile::FileType::Change()) {
xmlTextWriterWriteAttribute(xml_writer, BAD_CAST "visible", object->visible() ? BAD_CAST "true" : BAD_CAST "false");
}
}
void write_tags(const Osmium::OSM::TagList& tags) {
Osmium::OSM::TagList::const_iterator end = tags.end();
for (Osmium::OSM::TagList::const_iterator it = tags.begin(); it != end; ++it) {
xmlTextWriterStartElement(xml_writer, BAD_CAST "tag"); // <tag>
xmlTextWriterWriteAttribute(xml_writer, BAD_CAST "k", BAD_CAST it->key());
xmlTextWriterWriteAttribute(xml_writer, BAD_CAST "v", BAD_CAST it->value());
xmlTextWriterEndElement(xml_writer); // </tag>
}
}
char m_last_op;
void open_close_op_tag(char op) {
if (op == m_last_op) {
return;
}
if (m_last_op) {
xmlTextWriterEndElement(xml_writer);
}
switch (op) {
case 'c':
xmlTextWriterStartElement(xml_writer, BAD_CAST "create");
break;
case 'm':
xmlTextWriterStartElement(xml_writer, BAD_CAST "modify");
break;
case 'd':
xmlTextWriterStartElement(xml_writer, BAD_CAST "delete");
break;
}
m_last_op = op;
}
}; // class XML
} // namespace Output
} // namespace Osmium
#endif // OSMIUM_OUTPUT_XML_HPP
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