Index: trunk/src_plugins/order/order.h
===================================================================
--- trunk/src_plugins/order/order.h	(revision 27478)
+++ trunk/src_plugins/order/order.h	(revision 27479)
@@ -44,7 +44,10 @@
 struct pcb_order_imp_s {
 	const char *name;
 	int (*enabled)(pcb_order_imp_t *imp);          /* returns 1 if the plugin is enabled */
+	int (*load_fields)(pcb_order_imp_t *imp, order_ctx_t *octx);
+	void (*free_fields)(pcb_order_imp_t *imp, order_ctx_t *octx);
 	void (*populate_dad)(pcb_order_imp_t *imp, order_ctx_t *octx);
+	void *odata;                                   /* implementation-specific data of the current order */
 };
 
 extern vtp0_t pcb_order_imps; /* of (pcb_order_imp_t *) items */
@@ -51,4 +54,14 @@
 
 void pcb_order_reg(const pcb_order_imp_t *imp);
 
+/* Generic field handling */
+typedef struct pcb_order_field_s {
+	pcb_hid_attr_type_t type;
+	pcb_hid_attr_val_t val;
+	char **enum_vals;
+	int wid;                /* widget id, if any */
+	char name[1];           /* dynamic length */
+} pcb_order_field_t;
+
+
 #endif
Index: trunk/src_plugins/order/order_dlg.c
===================================================================
--- trunk/src_plugins/order/order_dlg.c	(revision 27478)
+++ trunk/src_plugins/order/order_dlg.c	(revision 27479)
@@ -35,10 +35,15 @@
 			PCB_DAD_COMPFLAG(order_ctx.dlg, PCB_HATF_EXPFILL | PCB_HATF_LEFT_TAB);
 			for(n = 0; n < pcb_order_imps.used; n++) {
 				imp = pcb_order_imps.array[n];
-				PCB_DAD_BEGIN_VBOX(order_ctx.dlg);
-					PCB_DAD_COMPFLAG(order_ctx.dlg, PCB_HATF_EXPFILL);
-					imp->populate_dad(pcb_order_imps.array[n], &order_ctx);
-				PCB_DAD_END(order_ctx.dlg);
+				if (imp->load_fields(pcb_order_imps.array[n], &order_ctx) == 0) {
+					PCB_DAD_BEGIN_VBOX(order_ctx.dlg);
+						PCB_DAD_COMPFLAG(order_ctx.dlg, PCB_HATF_EXPFILL);
+
+						imp->populate_dad(pcb_order_imps.array[n], &order_ctx);
+					PCB_DAD_END(order_ctx.dlg);
+				}
+				else
+					PCB_DAD_LABEL(order_ctx.dlg, "Failed to determine form fields");
 			}
 
 		PCB_DAD_END(order_ctx.dlg);
Index: trunk/src_plugins/order_pcbway/pcbway.c
===================================================================
--- trunk/src_plugins/order_pcbway/pcbway.c	(revision 27478)
+++ trunk/src_plugins/order_pcbway/pcbway.c	(revision 27479)
@@ -46,6 +46,10 @@
 #define CFG conf_order_pcbway.plugins.order_pcbway
 #define SERVER "http://api-partner.pcbway.com"
 
+typedef struct pcbway_form_s {
+	vtp0_t fields;   /* of pcb_order_field_t */
+} pcbway_form_t;
+
 static int pcbway_cahce_update_(pcb_hidlib_t *hidlib, const char *url, const char *path, int update, pcb_wget_opts_t *wopts)
 {
 	double mt, now = pcb_dtime();
@@ -218,6 +222,15 @@
 	return 0;
 }
 
+static int pcbway_load_fields(pcb_order_imp_t *imp, order_ctx_t *octx)
+{
+	return 0;
+}
+
+static void pcbway_free_fields(pcb_order_imp_t *imp, order_ctx_t *octx)
+{
+}
+
 static void pcbway_populate_dad(pcb_order_imp_t *imp, order_ctx_t *octx)
 {
 	char *cachedir, *path;
@@ -256,7 +269,10 @@
 static pcb_order_imp_t pcbway = {
 	"PCBWay",
 	NULL,
-	pcbway_populate_dad
+	pcbway_load_fields,
+	pcbway_free_fields,
+	pcbway_populate_dad,
+	NULL
 };