Function msWMSGetCapabilities

mapwms.c:2002–2723

** msWMSGetCapabilities() */

** msWMSGetCapabilities()
*/
int msWMSGetCapabilities(mapObj *map, int nVersion, cgiRequestObj *req, owsRequestObj *ows_request, 
                         const char *requested_updatesequence, char *wms_exception_format)
{
  char *dtd_url = NULL;
  char *script_url=NULL, *script_url_encoded=NULL;
  
  char szVersionBuf[OWS_VERSION_MAXLEN];
  char *schemalocation = NULL;
  const char *updatesequence=NULL;
  const char *sldenabled=NULL;
  const char *encoding;
  const char *layerlimit=NULL;
  char *pszTmp=NULL;
  int i;
  const char *format_list=NULL;
  char **tokens = NULL;
  int numtokens = 0;
   
  updatesequence = msOWSLookupMetadata(&(map->web.metadata), "MO", "updatesequence");

  sldenabled = msOWSLookupMetadata(&(map->web.metadata), "MO", "sld_enabled");

  encoding = msOWSLookupMetadata(&(map->web.metadata), "MO", "encoding");

  if (sldenabled == NULL)
      sldenabled = "true";

  if (requested_updatesequence != NULL) {
      i = msOWSNegotiateUpdateSequence(requested_updatesequence, updatesequence);
      if (i == 0) { /* current */
          msSetError(MS_WMSERR, "UPDATESEQUENCE parameter (%s) is equal to server (%s)", "msWMSGetCapabilities()", requested_updatesequence, updatesequence);
          return msWMSException(map, nVersion, "CurrentUpdateSequence", wms_exception_format);
      }
      if (i > 0) { /* invalid */
          msSetError(MS_WMSERR, "UPDATESEQUENCE parameter (%s) is higher than server (%s)", "msWMSGetCapabilities()", requested_updatesequence, updatesequence);
          return msWMSException(map, nVersion, "InvalidUpdateSequence", wms_exception_format);
      }
  }

  schemalocation = msEncodeHTMLEntities( msOWSGetSchemasLocation(map) );

  if (nVersion < 0)
      nVersion = OWS_1_3_0;     /* Default to 1.3.0 */

  /* Decide which version we're going to return. */
  if (nVersion < OWS_1_0_7) {
    nVersion = OWS_1_0_0;
    dtd_url = msStrdup(schemalocation);
    dtd_url = msStringConcatenate(dtd_url, "/wms/1.0.0/capabilities_1_0_0.dtd");
  }

  else if (nVersion < OWS_1_1_0) {
    nVersion = OWS_1_0_7;
    dtd_url = msStrdup(schemalocation);
    dtd_url = msStringConcatenate(dtd_url, "/wms/1.0.7/capabilities_1_0_7.dtd");
  }
  else if (nVersion < OWS_1_1_1) {
    nVersion = OWS_1_1_0;