Function msWCSDescribeCoverage_CoverageOffering

mapwcs.c:1130–1325

/************************************************************************/

static int msWCSDescribeCoverage_CoverageOffering(layerObj *layer, wcsParamsObj *params) 
{
  char **tokens;
  int numtokens;
  const char *value; 
  coverageMetadataObj cm;
  int i, status;

  if ( msCheckParentPointer(layer->map,"map")==MS_FAILURE )
	return MS_FAILURE;

  if(!msWCSIsLayerSupported(layer)) return MS_SUCCESS; /* not an error, this layer cannot be served via WCS */
  

  status = msWCSGetCoverageMetadata(layer, &cm);
  if(status != MS_SUCCESS) return MS_FAILURE;

  /* fill in bands rangeset info, if required.  */
  msWCSSetDefaultBandsRangeSetInfo( params, &cm, layer );
  
  /* start the Coverage section */
  msIO_printf("  <CoverageOffering>\n");

  /* optional metadataLink */
  msOWSPrintURLType(stdout, &(layer->metadata), "CO", "metadatalink",
                    OWS_NOERR,
                    "  <metadataLink%s%s%s%s xlink:type=\"simple\"%s/>",
                    NULL, " metadataType=\"%s\"", NULL, NULL, NULL,
                    " xlink:href=\"%s\"", MS_FALSE, MS_FALSE, MS_FALSE,
                    MS_FALSE, MS_TRUE, "other", NULL, NULL, NULL, NULL, NULL);
  
  msOWSPrintEncodeMetadata(stdout, &(layer->metadata), "CO", "description", OWS_NOERR, "  <description>%s</description>\n", NULL);
  msOWSPrintEncodeMetadata(stdout, &(layer->metadata), "CO", "name", OWS_NOERR, "  <name>%s</name>\n", layer->name);

  msOWSPrintEncodeMetadata(stdout, &(layer->metadata), "CO", "label", OWS_WARN, "  <label>%s</label>\n", NULL);

  /* TODO: add elevation ranges to lonLatEnvelope (optional) */
  msIO_printf("    <lonLatEnvelope srsName=\"urn:ogc:def:crs:OGC:1.3:CRS84\">\n");
  msIO_printf("      <gml:pos>%.15g %.15g</gml:pos>\n", cm.llextent.minx, cm.llextent.miny);
  msIO_printf("      <gml:pos>%.15g %.15g</gml:pos>\n", cm.llextent.maxx, cm.llextent.maxy);

  msOWSPrintEncodeMetadataList(stdout, &(layer->metadata), "CO", "timeposition", NULL, NULL, "      <gml:timePosition>%s</gml:timePosition>\n", NULL);

  msIO_printf("    </lonLatEnvelope>\n");

  /* we are not supporting the optional keyword type, at least not yet */
  msOWSPrintEncodeMetadataList(stdout, &(layer->metadata), "CO", "keywordlist", "  <keywords>\n", "  </keywords>\n", "    <keyword>%s</keyword>\n", NULL);

  /* DomainSet: starting simple, just a spatial domain (gml:envelope) and optionally a temporal domain */
  msIO_printf("    <domainSet>\n");

  /* SpatialDomain */
  msIO_printf("      <spatialDomain>\n");
  
  /* envelope in lat/lon */
  msIO_printf("        <gml:Envelope srsName=\"EPSG:4326\">\n");
  msIO_printf("          <gml:pos>%.15g %.15g</gml:pos>\n", cm.llextent.minx, cm.llextent.miny);
  msIO_printf("          <gml:pos>%.15g %.15g</gml:pos>\n", cm.llextent.maxx, cm.llextent.maxy);