/src/gdal/gcore/nasakeywordhandler.h
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1 | | /****************************************************************************** |
2 | | * |
3 | | * Project: PDS Driver; Planetary Data System Format |
4 | | * Purpose: Implementation of NASAKeywordHandler - a class to read |
5 | | * keyword data from PDS, ISIS2 and ISIS3 data products. |
6 | | * Author: Frank Warmerdam <warmerdam@pobox.com |
7 | | * |
8 | | ****************************************************************************** |
9 | | * Copyright (c) 2006, Frank Warmerdam <warmerdam@pobox.com> |
10 | | * Copyright (c) 2008-2010, Even Rouault <even dot rouault at spatialys.com> |
11 | | * Copyright (c) 2017 Hobu Inc |
12 | | * Copyright (c) 2017, Dmitry Baryshnikov <polimax@mail.ru> |
13 | | * Copyright (c) 2017, NextGIS <info@nextgis.com> |
14 | | * |
15 | | * SPDX-License-Identifier: MIT |
16 | | ****************************************************************************/ |
17 | | |
18 | | #ifndef NASAKEYWORDHANDLER_H |
19 | | #define NASAKEYWORDHANDLER_H |
20 | | |
21 | | //! @cond Doxygen_Suppress |
22 | | |
23 | | #include "cpl_json.h" |
24 | | #include "cpl_string.h" |
25 | | |
26 | | /************************************************************************/ |
27 | | /* ==================================================================== */ |
28 | | /* NASAKeywordHandler */ |
29 | | /* ==================================================================== */ |
30 | | /************************************************************************/ |
31 | | |
32 | | // Only exported for HDF4 plugin needs. Do not use outside of GDAL please. |
33 | | |
34 | | class CPL_DLL NASAKeywordHandler |
35 | | { |
36 | | CPLStringList aosKeywordList{}; |
37 | | |
38 | | const char *pszHeaderNext = nullptr; |
39 | | |
40 | | CPLJSONObject oJSon{}; |
41 | | |
42 | | bool m_bStripSurroundingQuotes = false; |
43 | | |
44 | | void SkipWhite(); |
45 | | bool ReadWord(CPLString &osWord, bool bStripSurroundingQuotes = false, |
46 | | bool bParseList = false, bool *pbIsString = nullptr); |
47 | | bool ReadPair(CPLString &osName, CPLString &osValue, CPLJSONObject &oCur); |
48 | | bool ReadGroup(const std::string &osPathPrefix, CPLJSONObject &oCur, |
49 | | int nRecLevel); |
50 | | |
51 | | NASAKeywordHandler(const NASAKeywordHandler &) = delete; |
52 | | NASAKeywordHandler &operator=(const NASAKeywordHandler &) = delete; |
53 | | |
54 | | public: |
55 | | NASAKeywordHandler(); |
56 | | ~NASAKeywordHandler(); |
57 | | |
58 | | void SetStripSurroundingQuotes(bool bStripSurroundingQuotes) |
59 | 3.77k | { |
60 | 3.77k | m_bStripSurroundingQuotes = bStripSurroundingQuotes; |
61 | 3.77k | } |
62 | | |
63 | | bool Ingest(VSILFILE *fp, int nOffset); |
64 | | bool Parse(const char *pszStr); |
65 | | |
66 | | const char *GetKeyword(const char *pszPath, const char *pszDefault); |
67 | | char **GetKeywordList(); |
68 | | CPLJSONObject GetJsonObject() const; |
69 | | }; |
70 | | |
71 | | //! @endcond |
72 | | |
73 | | #endif // NASAKEYWORDHANDLER_H |