Function msLoadMapContextGeneral

mapcontext.c:720–878

** msLoadMapContextGeneral ** ** Load the General block of the mapcontext document */

** Load the General block of the mapcontext document
*/
int msLoadMapContextGeneral(mapObj *map, CPLXMLNode *psGeneral, 
                            CPLXMLNode *psMapContext, int nVersion, 
                            char *filename)
{

  char *pszProj=NULL;
  char *pszValue, *pszValue1, *pszValue2;

  /* Projection */
  pszValue = (char*)CPLGetXMLValue(psGeneral, 
                                   "BoundingBox.SRS", NULL);
  if(pszValue != NULL)
  {
      if(strncasecmp(pszValue, "AUTO:", 5) == 0)
      {
          pszProj = msStrdup(pszValue);
      }
      else
      {
          pszProj = (char*) malloc(sizeof(char)*(strlen(pszValue)+10));
          sprintf(pszProj, "init=epsg:%s", pszValue+5);
      }

      msInitProjection(&map->projection);
      map->projection.args[map->projection.numargs] = msStrdup(pszProj);
      map->projection.numargs++;
      msProcessProjection(&map->projection);

      if( (map->units = GetMapserverUnitUsingProj(&(map->projection))) == -1)
      {
          free(pszProj);
          msSetError( MS_MAPCONTEXTERR, 
                      "Unable to set units for projection '%s'",
                      "msLoadMapContext()", pszProj );
          return MS_FAILURE;
      }
      free(pszProj);
  }
  else
  {
      msDebug("Mandatory data General.BoundingBox.SRS missing in %s.",
              filename);
  }

  /* Extent */
  if( msGetMapContextXMLFloatValue(psGeneral, "BoundingBox.minx",
                                   &(map->extent.minx)) == MS_FAILURE)
  {
      msDebug("Mandatory data General.BoundingBox.minx missing in %s.",
              filename);
  }
  if( msGetMapContextXMLFloatValue(psGeneral, "BoundingBox.miny",
                               &(map->extent.miny)) == MS_FAILURE)
  {
      msDebug("Mandatory data General.BoundingBox.miny missing in %s.",
              filename);
  }
  if( msGetMapContextXMLFloatValue(psGeneral, "BoundingBox.maxx",