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82 lines
3.5 KiB
C++
82 lines
3.5 KiB
C++
// Copyright 2008, Google Inc. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,// this list of conditions and the following disclaimer in the documentation// and/or other materials provided with the distribution.
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// 3. Neither the name of Google Inc. nor the names of its contributors may be
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// used to endorse or promote products derived from this software without
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// specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// This file contains the declaration of the "old-schema" parsing functions.
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#ifndef KML_ENGINE_PARSE_OLD_SCHEMA_H__
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#define KML_ENGINE_PARSE_OLD_SCHEMA_H__
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#include "kml/dom.h"
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#include "kml/engine/engine_types.h"
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namespace kmlengine {
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// This is how "old-style" <Schema> worked. (This is NOT how <Schema> is used
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// in OGC KML 2.2. This function is provided to map old-style <Schema> to
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// OGC-compliant KML.
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//
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// In old-style <Schema> the following construct essentially extended
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// <Placemark> to add a <NAME> field of the given type. All instances of this
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// element would then appear as <S_park_boundaries_S>...</S_park_boundaries_S>
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// and would generally take the form of a <Placemark>. Tecnically speaking
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// the parent could be anything, but <Placemark> was the only element ever
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// extended in this fashion.
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//
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// <Schema parent="Placemark" name="S_park_boundaries_S">
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// <SimpleField type="wstring" name="NAME"/>
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// </Schema>
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//
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// <S_park_boundaries_S>
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// <name>Arches NP</name>
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// <Polygon>...</Polygon>
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// <NAME>Arches NP</NAME>
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// </S_park_boundaries_S>
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//
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// Assuming the above <Schema> is in the passed map the above sample is parsed
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// to the following:
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//
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// <Placemark>
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// <name>Arches NP</name>
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// <Polygon>...</Polygon>
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// <ExtendedData>
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// <Data name="NAME">Arches NP</Data>
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// </ExtendedData>
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// <NAME>Arches NP</NAME>
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// </Placemark>
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// If the input_xml is an element whose name is in the SchemaNameMap then
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// this returns a converted <Placemark> to the given output buffer.
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bool ConvertOldSchema(const string& input_xml,
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const SchemaNameMap& schema_name_map,
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string* output_xml);
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// This uses ConvertOldSchema() to convert and parse the input. If anything
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// fails NULL is returned and errors are saved to the given error buffer.
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kmldom::PlacemarkPtr ParseOldSchema(const string& xml,
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const SchemaNameMap& schema_name_map,
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string* errors);
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} // end namespace kmlengine
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#endif // KML_ENGINE_PARSE_OLD_SCHEMA_H__
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