More reorganization to reuse JSON parsing

read_json.cpp

@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <vector>
+
+extern "C" {
+#include "jsonpull/jsonpull.h"
+}
+
+#include "read_json.hpp"
+#include "geometry.hpp"
+
+const char *geometry_names[GEOM_TYPES] = {
+	"Point", "MultiPoint", "LineString", "MultiLineString", "Polygon", "MultiPolygon",
+};
+
+int geometry_within[GEOM_TYPES] = {
+	-1,		 /* point */
+	GEOM_POINT,      /* multipoint */
+	GEOM_POINT,      /* linestring */
+	GEOM_LINESTRING, /* multilinestring */
+	GEOM_LINESTRING, /* polygon */
+	GEOM_POLYGON,    /* multipolygon */
+};
+
+int mb_geometry[GEOM_TYPES] = {
+	VT_POINT, VT_POINT, VT_LINE, VT_LINE, VT_POLYGON, VT_POLYGON,
+};
+
+void json_context(json_object *j) {
+	char *s = json_stringify(j);
+
+	if (strlen(s) >= 500) {
+		sprintf(s + 497, "...");
+	}
+
+	fprintf(stderr, "In JSON object %s\n", s);
+	free(s);  // stringify
+}