C++ CPLParseXMLString函数代码示例

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本文整理汇总了C++中CPLParseXMLString函数的典型用法代码示例。如果您正苦于以下问题：C++ CPLParseXMLString函数的具体用法？C++ CPLParseXMLString怎么用？C++ CPLParseXMLString使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了CPLParseXMLString函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: WCTSEmitServiceException

CPLXMLNode *WCTSCollectRequest()

{
    if( getenv("REQUEST_METHOD") == NULL )
        WCTSEmitServiceException( "REQUEST_METHOD not set." );

    if( EQUAL(getenv("REQUEST_METHOD"),"GET") )
        return WCTSCollectKVPRequest();

/* -------------------------------------------------------------------- */
/*      Read the body of the POST message into a buffer.                */
/* -------------------------------------------------------------------- */
    int nContentLength = 0;
    char *pszXML = NULL;

    if( getenv("CONTENT_LENGTH") != NULL )
    {
        nContentLength = atoi(getenv("CONTENT_LENGTH"));

        pszXML = (char *) CPLMalloc(nContentLength+1);
        
        if( (int) fread(pszXML, 1, nContentLength, stdin) < nContentLength )
            WCTSEmitServiceException( "POST body is short." );

        pszXML[nContentLength] = '\0';
    }

    else
    {
        int nXMLMax, nXMLLen=0;

        nXMLMax = 100;
        pszXML = (char *) CPLMalloc(nXMLMax);
        
        while( !feof(stdin) )
        {
            pszXML[nXMLLen++] = fgetc(stdin);
            if( nXMLLen == nXMLMax )
            {
                nXMLMax = nXMLMax * 2;
                pszXML = (char *) CPLRealloc(pszXML, nXMLMax);
            }
        }

        pszXML[nXMLLen] = '\0';
    }

/* -------------------------------------------------------------------- */
/*      Convert into an XML document.                                   */
/* -------------------------------------------------------------------- */
    CPLErrorReset();

    CPLXMLNode *psTree = CPLParseXMLString( pszXML );
    CPLFree( pszXML );

    if( CPLGetLastErrorType() == CE_Failure )
        WCTSEmitServiceException( CPLGetLastErrorMsg() );

    return psTree;
}

开发者ID:469447793，项目名称:World-Wind-Java，代码行数:60，代码来源:ogrwcts.cpp

示例2: OGR_G_CreateFromGML

OGRGeometryH OGR_G_CreateFromGML( const char *pszGML )

{
    if( pszGML == NULL || strlen(pszGML) == 0 )
    {
        CPLError( CE_Failure, CPLE_AppDefined, 
                  "GML Geometry is empty in GML2OGRGeometry()." );
        return NULL;
    }

/* -------------------------------------------------------------------- */
/*      Try to parse the XML snippet using the MiniXML API.  If this    */
/*      fails, we assume the minixml api has already posted a CPL       */
/*      error, and just return NULL.                                    */
/* -------------------------------------------------------------------- */
    CPLXMLNode *psGML = CPLParseXMLString( pszGML );

    if( psGML == NULL )
        return NULL;

/* -------------------------------------------------------------------- */
/*      Convert geometry recursively.                                   */
/* -------------------------------------------------------------------- */
    OGRGeometry *poGeometry;

    poGeometry = GML2OGRGeometry_XMLNode( psGML );

    CPLDestroyXMLNode( psGML );
    
    return (OGRGeometryH) poGeometry;
}

开发者ID:maowang，项目名称:sqlite-ogc，代码行数:31，代码来源:gml2ogrgeometry.cpp

示例3: CPLDestroyXMLNode

int OGRFMECacheIndex::Load()

{
/* -------------------------------------------------------------------- */
/*      Lock the cache index file if not already locked.                */
/* -------------------------------------------------------------------- */
    if( hLock == NULL && !Lock() )
        return FALSE;

    if( psTree != NULL )
    {
        CPLDestroyXMLNode( psTree );
        psTree = NULL;
    }

/* -------------------------------------------------------------------- */
/*      Open the index file.  If we don't get it, we assume it is       */
/*      because it doesn't exist, and we create a "stub" tree in        */
/*      memory.                                                         */
/* -------------------------------------------------------------------- */
    FILE *fpIndex;
    int  nLength;
    char *pszIndexBuffer;

    fpIndex = VSIFOpen( GetPath(), "rb" );
    if( fpIndex == NULL )
    {
        psTree = CPLCreateXMLNode( NULL, CXT_Element, "OGRFMECacheIndex" );
        return TRUE;
    }
    
/* -------------------------------------------------------------------- */
/*      Load the data from the file.                                    */
/* -------------------------------------------------------------------- */
    VSIFSeek( fpIndex, 0, SEEK_END );
    nLength = VSIFTell( fpIndex );
    VSIFSeek( fpIndex, 0, SEEK_SET );

    pszIndexBuffer = (char *) CPLMalloc(nLength+1);
    if( (int) VSIFRead( pszIndexBuffer, 1, nLength, fpIndex ) != nLength )
    {
        CPLError( CE_Failure, CPLE_FileIO, 
                  "Read of %d byte index file failed.", nLength );
        return FALSE;
    }
    VSIFClose( fpIndex );

/* -------------------------------------------------------------------- */
/*      Parse the result into an inmemory XML tree.                     */
/* -------------------------------------------------------------------- */
    pszIndexBuffer[nLength] = '\0';
    psTree = CPLParseXMLString( pszIndexBuffer );

    CPLFree( pszIndexBuffer );
    
    return psTree != NULL;
}

开发者ID:0004c，项目名称:node-gdal，代码行数:57，代码来源:ogrfmecacheindex.cpp

示例4: STARTS_WITH

bool netCDFWriterConfiguration::Parse(const char *pszFilename)
{
    CPLXMLNode *psRoot =
        STARTS_WITH(pszFilename, "<Configuration")
        ? CPLParseXMLString(pszFilename)
        : CPLParseXMLFile(pszFilename);
    if( psRoot == NULL )
        return false;
    CPLXMLTreeCloser oCloser(psRoot);

    for( CPLXMLNode *psIter = psRoot->psChild; psIter != NULL;
         psIter = psIter->psNext )
    {
        if( psIter->eType != CXT_Element )
            continue;
        if( EQUAL(psIter->pszValue, "DatasetCreationOption") )
        {
            SetNameValue(psIter, m_oDatasetCreationOptions);
        }
        else if( EQUAL(psIter->pszValue, "LayerCreationOption") )
        {
            SetNameValue(psIter, m_oLayerCreationOptions);
        }
        else if( EQUAL(psIter->pszValue, "Attribute") )
        {
            netCDFWriterConfigAttribute oAtt;
            if( oAtt.Parse(psIter) )
                m_aoAttributes.push_back(oAtt);
        }
        else if( EQUAL(psIter->pszValue, "Field") )
        {
            netCDFWriterConfigField oField;
            if( oField.Parse(psIter) )
                m_oFields[!oField.m_osName.empty()
                              ? oField.m_osName
                              : CPLString("__") + oField.m_osNetCDFName] =
                    oField;
        }
        else if( EQUAL(psIter->pszValue, "Layer") )
        {
            netCDFWriterConfigLayer oLayer;
            if( oLayer.Parse(psIter) )
                m_oLayers[oLayer.m_osName] = oLayer;
        }
        else
        {
            CPLDebug("GDAL_netCDF", "Ignoring %s", psIter->pszValue);
        }
    }

    m_bIsValid = true;

    return true;
}

开发者ID:Mavrx-inc，项目名称:gdal，代码行数:54，代码来源:netcdfwriterconfig.cpp

示例5: OGR_G_ExportToKML

CPLXMLNode *OGR_G_ExportToKMLTree( OGRGeometryH hGeometry )
{
    // TODO - mloskot: If passed geometry is null the pszText is non-null,
    // so the condition below is false.
    char *pszText = OGR_G_ExportToKML( hGeometry, NULL );
    if( pszText == NULL )
        return NULL;

    CPLXMLNode *psTree = CPLParseXMLString( pszText );

    CPLFree( pszText );

    return psTree;
}

开发者ID:bbradbury，项目名称:lib_gdal，代码行数:14，代码来源:ogr2kmlgeometry.cpp

示例6: GDALGMLJP2GenerateMetadata

CPLXMLNode* GDALGMLJP2GenerateMetadata(
    const CPLString& osTemplateFile,
    const CPLString& osSourceFile
)
{
    GByte* pabyStr = nullptr;
    if( !VSIIngestFile( nullptr, osTemplateFile, &pabyStr, nullptr, -1 ) )
        return nullptr;
    CPLString osTemplate(reinterpret_cast<char *>(pabyStr));
    CPLFree(pabyStr);

    if( !VSIIngestFile( nullptr, osSourceFile, &pabyStr, nullptr, -1 ) )
        return nullptr;
    CPLString osSource(reinterpret_cast<char *>(pabyStr));
    CPLFree(pabyStr);

    xmlDocPtr pDoc = xmlParseDoc(
        reinterpret_cast<const xmlChar *>(osSource.c_str()));
    if( pDoc == nullptr )
    {
        CPLError(CE_Failure, CPLE_AppDefined, "Cannot parse %s",
                 osSourceFile.c_str());
        return nullptr;
    }

    xmlXPathContextPtr pXPathCtx = xmlXPathNewContext(pDoc);
    if( pXPathCtx == nullptr )
    {
        xmlFreeDoc(pDoc);
        return nullptr;
    }

    xmlXPathRegisterFunc(pXPathCtx, reinterpret_cast<const xmlChar *>("if"),
                         GDALGMLJP2XPathIf);
    xmlXPathRegisterFunc(pXPathCtx, reinterpret_cast<const xmlChar *>("uuid"),
                         GDALGMLJP2XPathUUID);

    pXPathCtx->error = GDALGMLJP2XPathErrorHandler;

    GDALGMLJP2RegisterNamespaces(pXPathCtx, xmlDocGetRootElement(pDoc));

    CPLString osXMLRes = GDALGMLJP2EvalExpr(osTemplate, pXPathCtx, pDoc);

    xmlXPathFreeContext(pXPathCtx);
    xmlFreeDoc(pDoc);

    return CPLParseXMLString(osXMLRes);
}

开发者ID:rouault，项目名称:gdal，代码行数:48，代码来源:gdaljp2metadatagenerator.cpp

示例7: OGR_G_ExportToGML

CPLXMLNode *OGR_G_ExportToGMLTree( OGRGeometryH hGeometry )

{
    char        *pszText;
    CPLXMLNode  *psTree;

    pszText = OGR_G_ExportToGML( hGeometry );
    if( pszText == NULL )
        return NULL;

    psTree = CPLParseXMLString( pszText );

    CPLFree( pszText );

    return psTree;
}

开发者ID:Joe-xXx，项目名称:gdal，代码行数:16，代码来源:ogr2gmlgeometry.cpp

示例8: main

int main( int argc, char **argv )

{
    static char  szXML[20000000];
    FILE       *fp;

    if( argc == 1 )
        fp = stdin;
    else if( argv[1][0] == '-' )
    {
        printf( "Usage: xmlreformat [filename]\n" );
        exit( 0 );
    }
    else
    {
        fp = fopen( argv[1], "rt" );
        if( fp == NULL )
        {
            printf( "Failed to open file %s.\n", argv[1] );
            exit( 1 );
        }
    }

    int nLen = fread( szXML, 1, sizeof(szXML), fp );
    if( nLen >= (int) sizeof(szXML)-2 ) {
        fprintf( stderr,
                 "xmlreformat fixed sized buffer (%d bytes) exceeded.\n",
                 (int) sizeof(szXML) );
        exit(1);
    }

    if( fp != stdin )
        fclose( fp );

    szXML[nLen] = '\0';

    CPLXMLNode *poTree = CPLParseXMLString( szXML );
    if( poTree != NULL )
    {
        char *pszRawXML = CPLSerializeXMLTree( poTree );
        printf( "%s", pszRawXML );
        CPLFree( pszRawXML );
        CPLDestroyXMLNode( poTree );
    }

    return 0;
}

开发者ID:garnertb，项目名称:gdal，代码行数:47，代码来源:xmlreformat.cpp

示例9: EQUAL

CPLErr VRTSourcedRasterBand::SetMetadata( char **papszNewMD, const char *pszDomain )

{
    if( pszDomain != NULL
        && (EQUAL(pszDomain,"new_vrt_sources") 
            || EQUAL(pszDomain,"vrt_sources")) )
    {
        VRTDriver *poDriver = (VRTDriver *) GDALGetDriverByName( "VRT" );
        CPLErr eErr;
        int    i;

        if( EQUAL(pszDomain,"vrt_sources") )
        {
            for( int i = 0; i < nSources; i++ )
                delete papoSources[i];
            CPLFree( papoSources );
            papoSources = NULL;
            nSources = 0;
        }

        for( i = 0; i < CSLCount(papszNewMD); i++ )
        {
            const char *pszXML = CPLParseNameValue( papszNewMD[i], NULL );
            CPLXMLNode *psTree = CPLParseXMLString( pszXML );
            VRTSource *poSource;
            
            if( psTree == NULL )
                return CE_Failure;

            poSource = poDriver->ParseSource( psTree, NULL );
            CPLDestroyXMLNode( psTree );

            if( poSource != NULL )
            {
                eErr = AddSource( poSource );
                if( eErr != CE_None )
                    return eErr;
            }
            else
                return CE_Failure;
        }

        return CE_None;
    }
    else
        return VRTRasterBand::SetMetadata( papszNewMD, pszDomain );
}

开发者ID:AsherBond，项目名称:MondocosmOS，代码行数:47，代码来源:vrtsourcedrasterband.cpp

示例10: CPLParseXMLString

// ************************************************************
//		ParseServerException()
// ************************************************************
void BaseProvider::ParseServerException(CString s)
{
	CPLXMLNode* node = CPLParseXMLString(s);
	if (node)
	{
		while (node) {
			CPLXMLNode* nodeException = CPLGetXMLNode(node, "ServiceException");
			if (nodeException) {
				CString msg = CPLGetXMLValue(nodeException, "", "");
				CallbackHelper::ErrorMsg(Debug::Format("WMS Server exception (%s): %s", Name, msg));
			}
			node = node->psNext;
		}

		CPLDestroyXMLNode(node);
	}
}

开发者ID:liuzhumei，项目名称:MapWinGIS，代码行数:20，代码来源:BaseProvider.cpp

示例11: ParseKMLGeometry

static OGRGeometry* ParseKMLGeometry(const char* pszKML)
{
    CPLXMLNode* psXML = CPLParseXMLString(pszKML);
    if (psXML == nullptr)
        return nullptr;

    if (psXML->eType != CXT_Element)
    {
        CPLDestroyXMLNode(psXML);
        return nullptr;
    }

    OGRGeometry* poGeom = ParseKMLGeometry(psXML);

    CPLDestroyXMLNode(psXML);
    return poGeom;
}

开发者ID:koordinates，项目名称:gdal，代码行数:17，代码来源:ogrgftlayer.cpp

示例12: CPLParseXMLString

/**
 * \brief Import coordinate system from XML format (GML only currently).
 *
 * This method is the same as the C function OSRImportFromXML()
 * @param pszXML XML string to import
 * @return OGRERR_NONE on success or OGRERR_CORRUPT_DATA on failure.
 */
OGRErr OGRSpatialReference::importFromXML(const char *pszXML)

{
    CPLXMLNode *psTree;
    OGRErr     eErr = OGRERR_UNSUPPORTED_SRS;

    this->Clear();

/* -------------------------------------------------------------------- */
/*      Parse the XML.                                                  */
/* -------------------------------------------------------------------- */
    psTree = CPLParseXMLString(pszXML);

    if (psTree == NULL)
        return OGRERR_CORRUPT_DATA;

    CPLStripXMLNamespace(psTree, "gml", TRUE);

/* -------------------------------------------------------------------- */
/*      Import according to the root node type.  We walk through        */
/*      root elements as there is sometimes prefix stuff like           */
/*      <?xml>.                                                         */
/* -------------------------------------------------------------------- */
    CPLXMLNode *psNode = psTree;

    for (psNode = psTree; psNode != NULL; psNode = psNode->psNext)
    {
        if (EQUAL(psNode->pszValue, "GeographicCRS"))
        {
            eErr = importGeogCSFromXML(this, psNode);
            break;
        }

        else if (EQUAL(psNode->pszValue, "ProjectedCRS"))
        {
            eErr = importProjCSFromXML(this, psNode);
            break;
        }
    }

    CPLDestroyXMLNode(psTree);

    return eErr;
}

开发者ID:hyyh619，项目名称:OpenSceneGraph-3.4.0，代码行数:51，代码来源:ogr_srs_xml.cpp

示例13: main

int main( int argc, char **argv )

{
    CPLXMLNode *poTree;
    static char  szXML[10000000];
    FILE       *fp;
    int        nLen;

    if( argc == 1 )
        fp = stdin;
    else if( argv[1][0] == '-' )
    {
        printf( "Usage: xmlreformat [filename]\n" );
        exit( 0 );
    }
    else
    {
        fp = fopen( argv[1], "rt" );
        if( fp == NULL )
        {
            printf( "Failed to open file %s.\n", argv[1] );
            exit( 1 );
        }
    }

    nLen = fread( szXML, 1, sizeof(szXML), fp );

    if( fp != stdin )
        fclose( fp );

    szXML[nLen] = '\0';

    poTree = CPLParseXMLString( szXML );
    if( poTree != NULL )
    {
        char *pszRawXML = CPLSerializeXMLTree( poTree );
        printf( "%s", pszRawXML );
        CPLFree( pszRawXML );
        CPLDestroyXMLNode( poTree );
    }

    return 0;
}

开发者ID:AbdelghaniDr，项目名称:mirror，代码行数:43，代码来源:xmlreformat.cpp

示例14: GMLParseXMLFile

static
CPLXMLNode* GMLParseXMLFile(const char* pszFilename)
{
    if( STARTS_WITH(pszFilename, "http://") ||
        STARTS_WITH(pszFilename, "https://") )
    {
        CPLXMLNode* psRet = NULL;
        CPLHTTPResult* psResult = CPLHTTPFetch( pszFilename, NULL );
        if( psResult != NULL )
        {
            if( psResult->pabyData != NULL )
            {
                psRet = CPLParseXMLString( (const char*) psResult->pabyData );
            }
            CPLHTTPDestroyResult(psResult);
        }
        return psRet;
    }
    else
    {
        return CPLParseXMLFile(pszFilename);
    }
}

开发者ID:ryandavid，项目名称:rotobox，代码行数:23，代码来源:parsexsd.cpp

示例15: CPLFree

void GDALJP2AbstractDataset::LoadJP2Metadata(GDALOpenInfo* poOpenInfo,
                                             const char* pszOverideFilenameIn)
{
    const char* pszOverideFilename = pszOverideFilenameIn;
    if( pszOverideFilename == NULL )
        pszOverideFilename = poOpenInfo->pszFilename;

/* -------------------------------------------------------------------- */
/*      Check for georeferencing information.                           */
/* -------------------------------------------------------------------- */
    GDALJP2Metadata oJP2Geo;

    if( (poOpenInfo->fpL != NULL && pszOverideFilenameIn == NULL &&
         oJP2Geo.ReadAndParse(poOpenInfo->fpL) ) ||
        (!(poOpenInfo->fpL != NULL && pszOverideFilenameIn == NULL) &&
         oJP2Geo.ReadAndParse( pszOverideFilename )) )
    {
        CPLFree(pszProjection);
        pszProjection = CPLStrdup(oJP2Geo.pszProjection);
        bGeoTransformValid = oJP2Geo.bHaveGeoTransform;
        memcpy( adfGeoTransform, oJP2Geo.adfGeoTransform, 
                sizeof(double) * 6 );
        nGCPCount = oJP2Geo.nGCPCount;
        pasGCPList =
            GDALDuplicateGCPs( oJP2Geo.nGCPCount, oJP2Geo.pasGCPList );

        if( oJP2Geo.bPixelIsPoint )
            GDALDataset::SetMetadataItem(GDALMD_AREA_OR_POINT, GDALMD_AOP_POINT);
        if( oJP2Geo.papszRPCMD )
            GDALDataset::SetMetadata( oJP2Geo.papszRPCMD, "RPC" );
    }

/* -------------------------------------------------------------------- */
/*      Report XML UUID box in a dedicated metadata domain              */
/* -------------------------------------------------------------------- */
    if (oJP2Geo.pszXMPMetadata)
    {
        char *apszMDList[2];
        apszMDList[0] = (char *) oJP2Geo.pszXMPMetadata;
        apszMDList[1] = NULL;
        GDALDataset::SetMetadata(apszMDList, "xml:XMP");
    }

/* -------------------------------------------------------------------- */
/*      Do we have any XML boxes we would like to treat as special      */
/*      domain metadata? (Note: the GDAL multidomain metadata XML box   */
/*      has been excluded and is dealt a few lines below.               */
/* -------------------------------------------------------------------- */
    int iBox;

    for( iBox = 0; 
            oJP2Geo.papszGMLMetadata
                && oJP2Geo.papszGMLMetadata[iBox] != NULL; 
            iBox++ )
    {
        char *pszName = NULL;
        const char *pszXML = 
            CPLParseNameValue( oJP2Geo.papszGMLMetadata[iBox], 
                                &pszName );
        CPLString osDomain;
        char *apszMDList[2];

        osDomain.Printf( "xml:%s", pszName );
        apszMDList[0] = (char *) pszXML;
        apszMDList[1] = NULL;

        GDALDataset::SetMetadata( apszMDList, osDomain );

        CPLFree( pszName );
    }

/* -------------------------------------------------------------------- */
/*      Do we have GDAL metadata?                                       */
/* -------------------------------------------------------------------- */
    if( oJP2Geo.pszGDALMultiDomainMetadata != NULL )
    {
        CPLXMLNode* psXMLNode = CPLParseXMLString(oJP2Geo.pszGDALMultiDomainMetadata);
        if( psXMLNode )
        {
            GDALMultiDomainMetadata oLocalMDMD;
            oLocalMDMD.XMLInit(psXMLNode, FALSE);
            char** papszDomainList = oLocalMDMD.GetDomainList();
            char** papszIter = papszDomainList;
            GDALDataset::SetMetadata(oLocalMDMD.GetMetadata());
            while( papszIter && *papszIter )
            {
                if( !EQUAL(*papszIter, "") && !EQUAL(*papszIter, "IMAGE_STRUCTURE") )
                {
                    if( GDALDataset::GetMetadata(*papszIter) != NULL )
                    {
                        CPLDebug("GDALJP2",
                                 "GDAL metadata overrides metadata in %s domain over metadata read from other boxes",
                                 *papszIter);
                    }
                    GDALDataset::SetMetadata(oLocalMDMD.GetMetadata(*papszIter), *papszIter);
                }
                papszIter ++;
            }
            CPLDestroyXMLNode(psXMLNode);
        }
//.........这里部分代码省略.........

开发者ID:AbdelghaniDr，项目名称:mirror，代码行数:101，代码来源:gdaljp2abstractdataset.cpp

示例16: VSIFOpen

int GMLReader::LoadClasses( const char *pszFile )

{
    // Add logic later to determine reasonable default schema file. 
    if( pszFile == NULL )
        return FALSE;

/* -------------------------------------------------------------------- */
/*      Load the raw XML file.                                          */
/* -------------------------------------------------------------------- */
    FILE       *fp;
    int         nLength;
    char        *pszWholeText;

    fp = VSIFOpen( pszFile, "rb" );

    if( fp == NULL )
    {
        CPLError( CE_Failure, CPLE_OpenFailed, 
                  "Failed to open file %s.", pszFile );
        return FALSE;
    }

    VSIFSeek( fp, 0, SEEK_END );
    nLength = VSIFTell( fp );
    VSIFSeek( fp, 0, SEEK_SET );

    pszWholeText = (char *) VSIMalloc(nLength+1);
    if( pszWholeText == NULL )
    {
        CPLError( CE_Failure, CPLE_AppDefined, 
                  "Failed to allocate %d byte buffer for %s,\n"
                  "is this really a GMLFeatureClassList file?",
                  nLength, pszFile );
        VSIFClose( fp );
        return FALSE;
    }
    
    if( VSIFRead( pszWholeText, nLength, 1, fp ) != 1 )
    {
        VSIFree( pszWholeText );
        VSIFClose( fp );
        CPLError( CE_Failure, CPLE_AppDefined, 
                  "Read failed on %s.", pszFile );
        return FALSE;
    }
    pszWholeText[nLength] = '\0';

    VSIFClose( fp );

    if( strstr( pszWholeText, "<GMLFeatureClassList>" ) == NULL )
    {
        VSIFree( pszWholeText );
        CPLError( CE_Failure, CPLE_AppDefined, 
                  "File %s does not contain a GMLFeatureClassList tree.",
                  pszFile );
        return FALSE;
    }

/* -------------------------------------------------------------------- */
/*      Convert to XML parse tree.                                      */
/* -------------------------------------------------------------------- */
    CPLXMLNode *psRoot;

    psRoot = CPLParseXMLString( pszWholeText );
    VSIFree( pszWholeText );

    // We assume parser will report errors via CPL.
    if( psRoot == NULL )
        return FALSE;

    if( psRoot->eType != CXT_Element 
        || !EQUAL(psRoot->pszValue,"GMLFeatureClassList") )
    {
        CPLDestroyXMLNode(psRoot);
        CPLError( CE_Failure, CPLE_AppDefined, 
                  "File %s is not a GMLFeatureClassList document.",
                  pszFile );
        return FALSE;
    }

/* -------------------------------------------------------------------- */
/*      Extract feature classes for all definitions found.              */
/* -------------------------------------------------------------------- */
    CPLXMLNode *psThis;

    for( psThis = psRoot->psChild; psThis != NULL; psThis = psThis->psNext )
    {
        if( psThis->eType == CXT_Element 
            && EQUAL(psThis->pszValue,"GMLFeatureClass") )
        {
            GMLFeatureClass   *poClass;

            poClass = new GMLFeatureClass();

            if( !poClass->InitializeFromXML( psThis ) )
            {
                delete poClass;
                CPLDestroyXMLNode( psRoot );
                return FALSE;
//.........这里部分代码省略.........

开发者ID:Chaduke，项目名称:bah.mod，代码行数:101，代码来源:gmlreader.cpp

示例17: CPLDebug

CPLErr VRTSourcedRasterBand::SetMetadataItem( const char *pszName, 
                                              const char *pszValue, 
                                              const char *pszDomain )

{
    CPLDebug( "VRT", "VRTSourcedRasterBand::SetMetadataItem(%s,%s,%s)\n",
              pszName, pszValue, pszDomain );
              
    if( pszDomain != NULL
        && EQUAL(pszDomain,"new_vrt_sources") )
    {
        VRTDriver *poDriver = (VRTDriver *) GDALGetDriverByName( "VRT" );

        CPLXMLNode *psTree = CPLParseXMLString( pszValue );
        VRTSource *poSource;
        
        if( psTree == NULL )
            return CE_Failure;
        
        poSource = poDriver->ParseSource( psTree, NULL );
        CPLDestroyXMLNode( psTree );
        
        if( poSource != NULL )
            return AddSource( poSource );
        else
            return CE_Failure;
    }
    else if( pszDomain != NULL
        && EQUAL(pszDomain,"vrt_sources") )
    {
        int iSource;
        if (sscanf(pszName, "source_%d", &iSource) != 1 || iSource < 0 ||
            iSource >= nSources)
        {
            CPLError(CE_Failure, CPLE_AppDefined,
                     "%s metadata item name is not recognized. "
                     "Should be between source_0 and source_%d",
                     pszName, nSources - 1);
            return CE_Failure;
        }

        VRTDriver *poDriver = (VRTDriver *) GDALGetDriverByName( "VRT" );

        CPLXMLNode *psTree = CPLParseXMLString( pszValue );
        VRTSource *poSource;
        
        if( psTree == NULL )
            return CE_Failure;
        
        poSource = poDriver->ParseSource( psTree, NULL );
        CPLDestroyXMLNode( psTree );
        
        if( poSource != NULL )
        {
            delete papoSources[iSource];
            papoSources[iSource] = poSource;
            ((VRTDataset *)poDS)->SetNeedsFlush();
            return CE_None;
        }
        else
            return CE_Failure;
    }
    else
        return VRTRasterBand::SetMetadataItem( pszName, pszValue, pszDomain );
}

开发者ID:AsherBond，项目名称:MondocosmOS，代码行数:65，代码来源:vrtsourcedrasterband.cpp

示例18: H5Dopen

void BAGDataset::LoadMetadata()

{
/* -------------------------------------------------------------------- */
/*      Load the metadata from the file.                                */
/* -------------------------------------------------------------------- */
    hid_t hMDDS = H5Dopen( hHDF5, "/BAG_root/metadata" );
    hid_t datatype     = H5Dget_type( hMDDS );
    hid_t dataspace    = H5Dget_space( hMDDS );
    hid_t native       = H5Tget_native_type( datatype, H5T_DIR_ASCEND );
    hsize_t dims[3], maxdims[3];

    H5Sget_simple_extent_dims( dataspace, dims, maxdims );

    pszXMLMetadata = (char *) CPLCalloc(dims[0]+1,1);

    H5Dread( hMDDS, native, H5S_ALL, dataspace, H5P_DEFAULT, pszXMLMetadata );

    H5Sclose( dataspace );
    H5Tclose( datatype );
    H5Dclose( hMDDS );

    if( strlen(pszXMLMetadata) == 0 )
        return;

/* -------------------------------------------------------------------- */
/*      Try to get the geotransform.                                    */
/* -------------------------------------------------------------------- */
    CPLXMLNode *psRoot = CPLParseXMLString( pszXMLMetadata );

    if( psRoot == NULL )
        return;

    CPLStripXMLNamespace( psRoot, NULL, TRUE );

    CPLXMLNode *psGeo = CPLSearchXMLNode( psRoot, "=MD_Georectified" );

    if( psGeo != NULL )
    {
        char **papszCornerTokens = 
            CSLTokenizeStringComplex( 
                CPLGetXMLValue( psGeo, "cornerPoints.Point.coordinates", "" ),
                " ,", FALSE, FALSE );

        if( CSLCount(papszCornerTokens ) == 4 )
        {
            double dfLLX = atof( papszCornerTokens[0] );
            double dfLLY = atof( papszCornerTokens[1] );
            double dfURX = atof( papszCornerTokens[2] );
            double dfURY = atof( papszCornerTokens[3] );

            adfGeoTransform[0] = dfLLX;
            adfGeoTransform[1] = (dfURX - dfLLX) / (GetRasterXSize()-1);
            adfGeoTransform[3] = dfURY;
            adfGeoTransform[5] = (dfLLY - dfURY) / (GetRasterYSize()-1);

            adfGeoTransform[0] -= adfGeoTransform[1] * 0.5;
            adfGeoTransform[3] -= adfGeoTransform[5] * 0.5;
        }
        CSLDestroy( papszCornerTokens );
    }

    CPLDestroyXMLNode( psRoot );

/* -------------------------------------------------------------------- */
/*      Try to get the coordinate system.                               */
/* -------------------------------------------------------------------- */
    OGRSpatialReference oSRS;

    if( OGR_SRS_ImportFromISO19115( &oSRS, pszXMLMetadata )
        == OGRERR_NONE )
    {
        oSRS.exportToWkt( &pszProjection );
    }
}

开发者ID:actian-geospatial，项目名称:ogr-ingres，代码行数:75，代码来源:bagdataset.cpp

示例19: CPLParseXMLString

GDALDataset *VRTDataset::OpenXML( const char *pszXML, const char *pszVRTPath,
                                  GDALAccess eAccess)

{
 /* -------------------------------------------------------------------- */
 /*      Parse the XML.                                                  */
 /* -------------------------------------------------------------------- */
    CPLXMLNode	*psTree;

    psTree = CPLParseXMLString( pszXML );

    if( psTree == NULL )
        return NULL;

    CPLXMLNode *psRoot = CPLGetXMLNode( psTree, "=VRTDataset" );
    if (psRoot == NULL)
    {
        CPLError( CE_Failure, CPLE_AppDefined,
                  "Missing VRTDataset element." );
        CPLDestroyXMLNode( psTree );
        return NULL;
    }

    if( CPLGetXMLNode( psRoot, "rasterXSize" ) == NULL
        || CPLGetXMLNode( psRoot, "rasterYSize" ) == NULL
        || CPLGetXMLNode( psRoot, "VRTRasterBand" ) == NULL )
    {
        CPLError( CE_Failure, CPLE_AppDefined, 
                  "Missing one of rasterXSize, rasterYSize or bands on"
                  " VRTDataset." );
        CPLDestroyXMLNode( psTree );
        return NULL;
    }

/* -------------------------------------------------------------------- */
/*      Create the new virtual dataset object.                          */
/* -------------------------------------------------------------------- */
    VRTDataset *poDS;
    int nXSize = atoi(CPLGetXMLValue(psRoot,"rasterXSize","0"));
    int nYSize = atoi(CPLGetXMLValue(psRoot,"rasterYSize","0"));
    
    if ( !GDALCheckDatasetDimensions(nXSize, nYSize) )
    {
        CPLDestroyXMLNode( psTree );
        return NULL;
    }

    if( strstr(pszXML,"VRTWarpedDataset") != NULL )
        poDS = new VRTWarpedDataset( nXSize, nYSize );
    else
    {
        poDS = new VRTDataset( nXSize, nYSize );
        poDS->eAccess = eAccess;
    }

    if( poDS->XMLInit( psRoot, pszVRTPath ) != CE_None )
    {
        delete poDS;
        poDS = NULL;
    }

/* -------------------------------------------------------------------- */
/*      Try to return a regular handle on the file.                     */
/* -------------------------------------------------------------------- */
    CPLDestroyXMLNode( psTree );

    return poDS;
}

开发者ID:Joe-xXx，项目名称:gdal，代码行数:68，代码来源:vrtdataset.cpp

示例20: main


//.........这里部分代码省略.........
            if (hBand == NULL)
                continue;

            if( bAsXML )
            {
                osLine.Printf( "<BandReport band=\"%d\">", anBandList[i] );
                osXML += osLine;
            }
            else if( !bQuiet )
            {
                printf( "  Band %d:\n", anBandList[i] );
            }
    
    /* -------------------------------------------------------------------- */
    /*      Request location info for this location.  It is possible        */
    /*      only the VRT driver actually supports this.                     */
    /* -------------------------------------------------------------------- */
            CPLString osItem;
            
            osItem.Printf( "Pixel_%d_%d", iPixelToQuery, iLineToQuery );
            
            const char *pszLI = GDALGetMetadataItem( hBand, osItem, "LocationInfo");
    
            if( pszLI != NULL )
            {
                if( bAsXML )
                    osXML += pszLI;
                else if( !bQuiet )
                    printf( "    %s\n", pszLI );
                else if( bLIFOnly )
                {
                    /* Extract all files, if any. */
                 
                    CPLXMLNode *psRoot = CPLParseXMLString( pszLI );
                    
                    if( psRoot != NULL 
                        && psRoot->psChild != NULL
                        && psRoot->eType == CXT_Element
                        && EQUAL(psRoot->pszValue,"LocationInfo") )
                    {
                        CPLXMLNode *psNode;
    
                        for( psNode = psRoot->psChild;
                             psNode != NULL;
                             psNode = psNode->psNext )
                        {
                            if( psNode->eType == CXT_Element
                                && EQUAL(psNode->pszValue,"File") 
                                && psNode->psChild != NULL )
                            {
                                char* pszUnescaped = CPLUnescapeString(
                                    psNode->psChild->pszValue, NULL, CPLES_XML);
                                printf( "%s\n", pszUnescaped );
                                CPLFree(pszUnescaped);
                            }
                        }
                    }
                    CPLDestroyXMLNode( psRoot );
                }
            }
    
    /* -------------------------------------------------------------------- */
    /*      Report the pixel value of this band.                            */
    /* -------------------------------------------------------------------- */
            double adfPixel[2];

开发者ID:rashadkm，项目名称:lib_gdal，代码行数:66，代码来源:gdallocationinfo.cpp

注：本文中的CPLParseXMLString函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ CPLParseXMLString函数代码示例

示例1: WCTSEmitServiceException

示例2: OGR_G_CreateFromGML

示例3: CPLDestroyXMLNode

示例4: STARTS_WITH

示例5: OGR_G_ExportToKML

示例6: GDALGMLJP2GenerateMetadata

示例7: OGR_G_ExportToGML

示例8: main

示例9: EQUAL

示例10: CPLParseXMLString

示例11: ParseKMLGeometry

示例12: CPLParseXMLString

示例13: main

示例14: GMLParseXMLFile

示例15: CPLFree

示例16: VSIFOpen

示例17: CPLDebug

示例18: H5Dopen

示例19: CPLParseXMLString

示例20: main

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