From 32920988ed16940a45f774a9c6283abdc0408a6a Mon Sep 17 00:00:00 2001
From: Aldrik Ramaekers <aldrik.ramaekers@protonmail.com>
Date: Sat, 22 Feb 2020 19:56:12 +0100
Subject: licensing

---
 src/licensing.c | 110 +++++++++++++++++++++++++++++++++++++-------------------
 1 file changed, 74 insertions(+), 36 deletions(-)

(limited to 'src/licensing.c')

diff --git a/src/licensing.c b/src/licensing.c
index 834313f..f619970 100644
--- a/src/licensing.c
+++ b/src/licensing.c
@@ -1,36 +1,74 @@
-/* 
-*  BSD 2-Clause “Simplified” License
-*  Copyright (c) 2019, Aldrik Ramaekers, aldrik.ramaekers@protonmail.com
-*  All rights reserved.
-*/
-
-#include "external/cJSON.h"
-
-static void* validate_license_thread(void *arg)
-{
-	char params[50];
-	sprintf(params, "can_run?ti=%s", license_key);
-
-	char response[MAX_INPUT_LENGTH];
-	if (platform_send_http_request("api.aldrik.org", params, response))
-	{
-		cJSON *result = cJSON_Parse(response);
-		if (!result) return false;
-		cJSON *canRun = cJSON_GetObjectItem(result, "canRun");
-		license_is_valid = canRun->valueint;
-	}
-	
-	return 0;
-}
-
-void validate_license()
-{
-	license_is_valid = true;
-	
-#ifdef MODE_DEVELOPER
-	return;
-#endif
-	
-	thread license_thread = thread_start(validate_license_thread, NULL);
-	thread_detach(&license_thread);
-}
+/* 
+*  BSD 2-Clause “Simplified” License
+*  Copyright (c) 2019, Aldrik Ramaekers, aldrik.ramaekers@protonmail.com
+*  All rights reserved.
+*/
+
+#include "external/cJSON.h"
+
+static void* validate_license_thread(void *arg)
+{
+	char *mac_address = arg;
+	
+	char params[80];
+	sprintf(params, "can_run?ti=%s&addr=%s", license_key, mac_address);
+	
+	char response[MAX_INPUT_LENGTH];
+	while (main_window->is_open)
+	{
+		// send activity ping
+		if (platform_send_http_request("api.aldrik.org", params, response))
+		{
+			cJSON *result = cJSON_Parse(response);
+			if (!result) return false;
+			cJSON *response = cJSON_GetObjectItem(result, "response");
+			
+			if (response)
+				global_license_status = response->valueint;
+		}
+		
+		thread_sleep(5*1000*1000); // 5s
+	}
+	
+	mem_free(mac_address);
+	return 0;
+}
+
+void validate_license()
+{
+	char *mac_address_buffer = mem_alloc(30);
+	platform_get_mac_address(mac_address_buffer, 30);
+	
+#ifdef MODE_DEVELOPER
+	return;
+#endif
+	
+	thread license_thread = thread_start(validate_license_thread, mac_address_buffer);
+	thread_detach(&license_thread);
+}
+
+bool license_check_status()
+{
+	if (global_license_status == LICENSE_STATUS_VALID)
+	{
+		return true;
+	}
+	else if (global_license_status == LICENSE_STATUS_INVALID)
+	{
+		char message[200];
+		sprintf(message, localize("invalid_license"), license_key);
+		platform_show_message(main_window, message, localize("license_error"));
+		main_window->is_open = false;
+		return false;
+	}
+	else if (global_license_status == LICENSE_STATUS_TOO_MANY_USERS)
+	{
+		char message[200];
+		sprintf(message, localize("too_many_users_using_license"), license_key);
+		platform_show_message(main_window, message, localize("license_error"));
+		main_window->is_open = false;
+		return false;
+	}
+	
+	return true;
+}
\ No newline at end of file
-- 
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