/src/gdal/ogr/ogrsf_frmts/avc/ogravcbindriver.cpp
Line | Count | Source |
1 | | /****************************************************************************** |
2 | | * |
3 | | * Project: OGR |
4 | | * Purpose: OGRAVCBinDriver implementation (Arc/Info Binary Coverages) |
5 | | * Author: Frank Warmerdam, warmerdam@pobox.com |
6 | | * |
7 | | ****************************************************************************** |
8 | | * Copyright (c) 2002, Frank Warmerdam <warmerdam@pobox.com> |
9 | | * |
10 | | * SPDX-License-Identifier: MIT |
11 | | ****************************************************************************/ |
12 | | |
13 | | #include "ogr_avc.h" |
14 | | |
15 | | /************************************************************************/ |
16 | | /* Open() */ |
17 | | /************************************************************************/ |
18 | | |
19 | | static GDALDataset *OGRAVCBinDriverOpen(GDALOpenInfo *poOpenInfo) |
20 | | |
21 | 94.7k | { |
22 | 94.7k | if (poOpenInfo->eAccess == GA_Update) |
23 | 48 | return nullptr; |
24 | 94.7k | if (!poOpenInfo->bStatOK) |
25 | 32.8k | return nullptr; |
26 | 61.8k | if (poOpenInfo->fpL != nullptr) |
27 | 42.5k | { |
28 | 42.5k | char **papszSiblingFiles = poOpenInfo->GetSiblingFiles(); |
29 | 42.5k | if (papszSiblingFiles != nullptr) |
30 | 39.2k | { |
31 | 39.2k | bool bFoundCandidateFile = false; |
32 | 319k | for (int i = 0; papszSiblingFiles[i] != nullptr; i++) |
33 | 279k | { |
34 | 279k | if (EQUAL(CPLGetExtensionSafe(papszSiblingFiles[i]).c_str(), |
35 | 279k | "ADF")) |
36 | 210 | { |
37 | 210 | bFoundCandidateFile = true; |
38 | 210 | break; |
39 | 210 | } |
40 | 279k | } |
41 | 39.2k | if (!bFoundCandidateFile) |
42 | 39.0k | return nullptr; |
43 | 39.2k | } |
44 | 42.5k | } |
45 | | |
46 | 22.8k | OGRAVCBinDataSource *poDS = new OGRAVCBinDataSource(); |
47 | | |
48 | 22.8k | if (poDS->Open(poOpenInfo->pszFilename, TRUE) && poDS->GetLayerCount() > 0) |
49 | 3.75k | { |
50 | 3.75k | return poDS; |
51 | 3.75k | } |
52 | 19.0k | delete poDS; |
53 | | |
54 | 19.0k | return nullptr; |
55 | 22.8k | } |
56 | | |
57 | | /************************************************************************/ |
58 | | /* RegisterOGRAVC() */ |
59 | | /************************************************************************/ |
60 | | |
61 | | void RegisterOGRAVCBin() |
62 | | |
63 | 24 | { |
64 | 24 | if (GDALGetDriverByName("AVCBin") != nullptr) |
65 | 0 | return; |
66 | | |
67 | 24 | GDALDriver *poDriver = new GDALDriver(); |
68 | | |
69 | 24 | poDriver->SetDescription("AVCBin"); |
70 | 24 | poDriver->SetMetadataItem(GDAL_DCAP_VECTOR, "YES"); |
71 | 24 | poDriver->SetMetadataItem(GDAL_DMD_LONGNAME, "Arc/Info Binary Coverage"); |
72 | 24 | poDriver->SetMetadataItem(GDAL_DMD_HELPTOPIC, "drivers/vector/avcbin.html"); |
73 | 24 | poDriver->SetMetadataItem(GDAL_DCAP_VIRTUALIO, "YES"); |
74 | 24 | poDriver->SetMetadataItem(GDAL_DCAP_MULTIPLE_VECTOR_LAYERS, "YES"); |
75 | 24 | poDriver->SetMetadataItem(GDAL_DMD_SUPPORTED_SQL_DIALECTS, "OGRSQL SQLITE"); |
76 | | |
77 | 24 | poDriver->pfnOpen = OGRAVCBinDriverOpen; |
78 | | |
79 | 24 | GetGDALDriverManager()->RegisterDriver(poDriver); |
80 | 24 | } |