From e9b9c9783a9c0faab4ca66ac47f9cac8380e7207 Mon Sep 17 00:00:00 2001
From: Enno Rehling <enno.rehling@gmail.com>
Date: Fri, 7 Mar 2014 08:03:53 -0800
Subject: [PATCH] export factions, too

give this a header and some flags so we can choose in detail what to
export.
---
 src/export.c        | 44 ++++++++++++++++++++++++++++++++------------
 src/export.h        | 12 ++++++++++++
 src/kernel/region.h |  1 +
 3 files changed, 45 insertions(+), 12 deletions(-)
 create mode 100644 src/export.h

diff --git a/src/export.c b/src/export.c
index 83d3e42c5..2a3e7ea21 100644
--- a/src/export.c
+++ b/src/export.c
@@ -1,24 +1,43 @@
+#include <util/bool.h>
+#include <util/base36.h>
 #include <platform.h>
+
+#include "export.h"
+
 #include <kernel/types.h>
 #include <kernel/region.h>
+#include <kernel/faction.h>
 #include <kernel/terrain.h>
 #include <stream.h>
 #include "cJSON.h"
 
-void export_json(stream * out) {
-    region * r;
+void export_json(stream * out, unsigned int flags) {
     cJSON *json, *root = cJSON_CreateObject();
-    cJSON_AddItemToObject(root, "regions", json = cJSON_CreateObject());
-    for (r=regions; r; r=r->next) {
-        char id[32];
-        cJSON *data;
-        snprintf(id, sizeof(id), "%u", r->uid);
-        cJSON_AddItemToObject(json, id, data = cJSON_CreateObject());
-        cJSON_AddNumberToObject(data, "x", r->x);
-        cJSON_AddNumberToObject(data, "y", r->y);
-        cJSON_AddStringToObject(data, "type", r->terrain->_name);
+    if (flags & EXPORT_REGIONS) {
+        region * r;
+        cJSON_AddItemToObject(root, "regions", json = cJSON_CreateObject());
+        for (r = regions; r; r = r->next) {
+            char id[32];
+            cJSON *data;
+            snprintf(id, sizeof(id), "%u", r->uid);
+            cJSON_AddItemToObject(json, id, data = cJSON_CreateObject());
+            cJSON_AddNumberToObject(data, "x", r->x);
+            cJSON_AddNumberToObject(data, "y", r->y);
+            cJSON_AddStringToObject(data, "type", r->terrain->_name);
+        }
     }
-    if (out) {
+    if (flags & EXPORT_FACTIONS) {
+        faction *f;
+        cJSON_AddItemToObject(root, "factions", json = cJSON_CreateObject());
+        for (f = factions; f; f = f->next) {
+            cJSON *data;
+            cJSON_AddItemToObject(json, itoa36(f->no), data = cJSON_CreateObject());
+            cJSON_AddStringToObject(data, "name", f->name);
+            cJSON_AddStringToObject(data, "email", f->email);
+            cJSON_AddNumberToObject(data, "score", f->score);
+        }
+    }
+    if (flags) {
         char *tok, *output;
         output = cJSON_Print(json);
         tok = strtok(output, "\n\r");
@@ -30,4 +49,5 @@ void export_json(stream * out) {
         }
         free(output);
     }
+    cJSON_Delete(root);
 }
diff --git a/src/export.h b/src/export.h
new file mode 100644
index 000000000..1fa23f5c5
--- /dev/null
+++ b/src/export.h
@@ -0,0 +1,12 @@
+#pragma once
+#ifndef ERESSEA_EXPORT_H
+#define ERESSEA_EXPORT_H
+
+#define EXPORT_REGIONS  1<<0
+#define EXPORT_FACTIONS 1<<1
+#define EXPORT_UNITS    1<<2
+
+struct stream;
+void export_json(struct stream * out, unsigned int flags);
+
+#endif
diff --git a/src/kernel/region.h b/src/kernel/region.h
index 2cdd3dd95..02a653982 100644
--- a/src/kernel/region.h
+++ b/src/kernel/region.h
@@ -22,6 +22,7 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 extern "C" {
 #endif
 
+#include <stddef.h>
 #include "types.h"
 
 /* FAST_CONNECT: regions are directly connected to neighbours, saves doing