fixes #2166

NEWS.md

@@ -1,5 +1,7 @@
 # version 1.0-15
 
+* `st_transform()` properly responds to in-session changes to `sf_proj_network()`; #2166
+
 * `plot.sf()`: `key.width` is sensitive to pointsize graphics parameter `par("ps")`; keys with factor levels suggest a proper size if they won't fit.
 
 * `plot.sf()`: `key.pos` can hold a second value in [0, 1] determining the relative position of the key in the available space 

src/proj.cpp

@@ -1,5 +1,7 @@
 #include <iostream>
 
+#include <ogr_srs_api.h>
+
 #include "Rcpp.h"
 
 // [[Rcpp::export]]
@@ -197,11 +199,17 @@ Rcpp::CharacterVector CPL_enable_network(Rcpp::CharacterVector url, bool enable
 #ifdef HAVE_71
 	if (enable) {
 		proj_context_set_enable_network(PJ_DEFAULT_CTX, 1);
+#if GDAL_VERSION_NUM >= 3040000
+		OSRSetPROJEnableNetwork(1);
+#endif
 		if (url.size())
 			proj_context_set_url_endpoint(PJ_DEFAULT_CTX, url[0]);
 		return Rcpp::CharacterVector::create(proj_context_get_url_endpoint(PJ_DEFAULT_CTX));
 	} else { // disable:
 		proj_context_set_enable_network(PJ_DEFAULT_CTX, 0);
+#if GDAL_VERSION_NUM >= 3040000
+		OSRSetPROJEnableNetwork(0);
+#endif
 		return Rcpp::CharacterVector::create();
 	}
 #else

tests/spatstat.Rout.save

@@ -1,5 +1,5 @@
 
-R version 4.3.0 (2023-04-21) -- "Already Tomorrow"
+R version 4.3.1 (2023-06-16) -- "Beagle Scouts"
 Copyright (C) 2023 The R Foundation for Statistical Computing
 Platform: x86_64-pc-linux-gnu (64-bit)
 
@@ -125,8 +125,8 @@ Type 'q()' to quit R.
 + (y = st_as_sfc(as.psp(sf)))
 + all.equal(st_geometry(x), y)
 + }
-spatstat.geom 3.2-1
-spatstat.random 3.1-5
+spatstat.geom 3.2-5
+spatstat.random 3.1-6
 Simple feature collection with 51 features and 1 field
 Geometry type: GEOMETRY
 Dimension:     XY
@@ -166,4 +166,4 @@ In st_as_sfc.owin(spatstat.geom::as.owin(x)) :
 > 
 > proc.time()
    user  system elapsed 
-  2.366   0.868   2.343 
+  2.011   0.116   2.121