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1 : /****************************************************************************** 2 : * 3 : * Project: WFS Translator 4 : * Purpose: Implements OGRWFSDriver. 5 : * Author: Even Rouault, even dot rouault at spatialys.com 6 : * 7 : ****************************************************************************** 8 : * Copyright (c) 2010, Even Rouault <even dot rouault at spatialys.com> 9 : * 10 : * Permission is hereby granted, free of charge, to any person obtaining a 11 : * copy of this software and associated documentation files (the "Software"), 12 : * to deal in the Software without restriction, including without limitation 13 : * the rights to use, copy, modify, merge, publish, distribute, sublicense, 14 : * and/or sell copies of the Software, and to permit persons to whom the 15 : * Software is furnished to do so, subject to the following conditions: 16 : * 17 : * The above copyright notice and this permission notice shall be included 18 : * in all copies or substantial portions of the Software. 19 : * 20 : * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 21 : * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 22 : * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 23 : * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 24 : * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 25 : * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 26 : * DEALINGS IN THE SOFTWARE. 27 : ****************************************************************************/ 28 : 29 : #include "ogr_wfs.h" 30 : #include "cpl_conv.h" 31 : 32 : // g++ -fPIC -g -Wall ogr/ogrsf_frmts/wfs/*.cpp -shared -o ogr_WFS.so -Iport 33 : // -Igcore -Iogr -Iogr/ogrsf_frmts -Iogr/ogrsf_frmts/gml -Iogr/ogrsf_frmts/wfs 34 : // -L. -lgdal 35 : 36 : extern "C" void RegisterOGRWFS(); 37 : 38 : /************************************************************************/ 39 : /* Identify() */ 40 : /************************************************************************/ 41 : 42 42523 : static int OGRWFSDriverIdentify(GDALOpenInfo *poOpenInfo) 43 : 44 : { 45 42523 : if (!STARTS_WITH_CI(poOpenInfo->pszFilename, "WFS:")) 46 : { 47 42261 : if (poOpenInfo->fpL == nullptr) 48 40031 : return FALSE; 49 2230 : if (!STARTS_WITH_CI((const char *)poOpenInfo->pabyHeader, 50 2218 : "<OGRWFSDataSource>") && 51 2218 : strstr((const char *)poOpenInfo->pabyHeader, "<WFS_Capabilities") == 52 2210 : nullptr && 53 2210 : strstr((const char *)poOpenInfo->pabyHeader, 54 : "<wfs:WFS_Capabilities") == nullptr) 55 : { 56 2210 : return FALSE; 57 : } 58 : } 59 282 : return TRUE; 60 : } 61 : 62 : /************************************************************************/ 63 : /* Open() */ 64 : /************************************************************************/ 65 : 66 141 : static GDALDataset *OGRWFSDriverOpen(GDALOpenInfo *poOpenInfo) 67 : 68 : { 69 141 : if (!OGRWFSDriverIdentify(poOpenInfo)) 70 0 : return nullptr; 71 : 72 141 : OGRWFSDataSource *poDS = new OGRWFSDataSource(); 73 : 74 141 : if (!poDS->Open(poOpenInfo->pszFilename, poOpenInfo->eAccess == GA_Update, 75 : poOpenInfo->papszOpenOptions)) 76 : { 77 11 : delete poDS; 78 11 : poDS = nullptr; 79 : } 80 : 81 141 : return poDS; 82 : } 83 : 84 : /************************************************************************/ 85 : /* RegisterOGRWFS() */ 86 : /************************************************************************/ 87 : 88 1520 : void RegisterOGRWFS() 89 : 90 : { 91 1520 : if (GDALGetDriverByName("WFS") != nullptr) 92 301 : return; 93 : 94 1219 : GDALDriver *poDriver = new GDALDriver(); 95 : 96 1219 : poDriver->SetDescription("WFS"); 97 1219 : poDriver->SetMetadataItem(GDAL_DCAP_VECTOR, "YES"); 98 1219 : poDriver->SetMetadataItem(GDAL_DMD_LONGNAME, 99 1219 : "OGC WFS (Web Feature Service)"); 100 1219 : poDriver->SetMetadataItem(GDAL_DMD_HELPTOPIC, "drivers/vector/wfs.html"); 101 : 102 1219 : poDriver->SetMetadataItem(GDAL_DMD_CONNECTION_PREFIX, "WFS:"); 103 : 104 1219 : poDriver->SetMetadataItem( 105 : GDAL_DMD_OPENOPTIONLIST, 106 : "<OpenOptionList>" 107 : " <Option name='URL' type='string' description='URL to the WFS server " 108 : "endpoint' required='true'/>" 109 : " <Option name='TRUST_CAPABILITIES_BOUNDS' type='boolean' " 110 : "description='Whether to trust layer bounds declared in " 111 : "GetCapabilities response' default='NO'/>" 112 : " <Option name='EMPTY_AS_NULL' type='boolean' description='Force " 113 : "empty fields to be reported as NULL. Set to NO so that not-nullable " 114 : "fields can be exposed' default='YES'/>" 115 : " <Option name='INVERT_AXIS_ORDER_IF_LAT_LONG' type='boolean' " 116 : "description='Whether to present SRS and coordinate ordering in " 117 : "traditional GIS order' default='YES'/>" 118 : " <Option name='CONSIDER_EPSG_AS_URN' type='string-select' " 119 : "description='Whether to consider srsName like EPSG:XXXX as respecting " 120 : "EPSG axis order' default='AUTO'>" 121 : " <Value>AUTO</Value>" 122 : " <Value>YES</Value>" 123 : " <Value>NO</Value>" 124 : " </Option>" 125 : " <Option name='EXPOSE_GML_ID' type='boolean' description='Whether to " 126 : "make feature gml:id as a gml_id attribute.' default='YES'/>" 127 1219 : "</OpenOptionList>"); 128 : 129 1219 : poDriver->SetMetadataItem(GDAL_DCAP_VIRTUALIO, "YES"); 130 1219 : poDriver->SetMetadataItem(GDAL_DMD_SUPPORTED_SQL_DIALECTS, "OGRSQL SQLITE"); 131 : 132 1219 : poDriver->pfnIdentify = OGRWFSDriverIdentify; 133 1219 : poDriver->pfnOpen = OGRWFSDriverOpen; 134 : 135 1219 : GetGDALDriverManager()->RegisterDriver(poDriver); 136 : }