Function msLayerOpen

maplayer.c:74–95

** Does exactly what it implies, readies a layer for processing. */

** Does exactly what it implies, readies a layer for processing.
*/
int msLayerOpen(layerObj *layer)
{
  /* RFC-69 clustering support */
  if (layer->cluster.region)
    return msClusterLayerOpen(layer);
    
  if(layer->features && layer->connectiontype != MS_GRATICULE ) 
    layer->connectiontype = MS_INLINE;

  if(layer->tileindex && layer->connectiontype == MS_SHAPEFILE)
    layer->connectiontype = MS_TILED_SHAPEFILE;

  if(layer->type == MS_LAYER_RASTER && layer->connectiontype != MS_WMS)
    layer->connectiontype = MS_RASTER;

  if ( ! layer->vtable) {
      int rv =  msInitializeVirtualTable(layer);
      if (rv != MS_SUCCESS)
          return rv;
  }
  return layer->vtable->LayerOpen(layer);
}

/*
** Returns MS_TRUE if layer has been opened using msLayerOpen(), MS_FALSE otherwise