From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 3 May 2016 08:14:05 +0000 (+0100)
Subject: [Feature] Add some time manipulation functions for lua APi
X-Git-Tag: 1.3.0~576
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=8082c4bc4b8d305ae9f1df52829f9e87f3469564;p=thirdparty%2Frspamd.git

[Feature] Add some time manipulation functions for lua APi
---

diff --git a/src/lua/lua_util.c b/src/lua/lua_util.c
index 059b47cfc7..1506676eac 100644
--- a/src/lua/lua_util.c
+++ b/src/lua/lua_util.c
@@ -231,6 +231,21 @@ LUA_FUNCTION_DEF (util, strequal_caseless);
  */
 LUA_FUNCTION_DEF (util, get_ticks);
 
+/***
+ * @function util.get_time()
+ * Returns current time as unix time in floating point representation
+ * @return {number} number of seconds since 01.01.1970
+ */
+LUA_FUNCTION_DEF (util, get_time);
+
+/***
+ * @function util.time_to_string(seconds)
+ * Converts time from Unix time to HTTP date format
+ * @param {number} seconds unix timestamp
+ * @return {string} date as HTTP date
+ */
+LUA_FUNCTION_DEF (util, time_to_string);
+
 /***
  * @function util.stat(fname)
  * Performs stat(2) on a specified filepath and returns table of values
@@ -326,6 +341,8 @@ static const struct luaL_reg utillib_f[] = {
 	LUA_INTERFACE_DEF (util, strcasecmp_ascii),
 	LUA_INTERFACE_DEF (util, strequal_caseless),
 	LUA_INTERFACE_DEF (util, get_ticks),
+	LUA_INTERFACE_DEF (util, get_time),
+	LUA_INTERFACE_DEF (util, time_to_string),
 	LUA_INTERFACE_DEF (util, stat),
 	LUA_INTERFACE_DEF (util, unlink),
 	LUA_INTERFACE_DEF (util, lock_file),
@@ -1151,6 +1168,49 @@ lua_util_get_ticks (lua_State *L)
 	return 1;
 }
 
+static gint
+lua_util_get_time (lua_State *L)
+{
+	gdouble seconds;
+	struct timeval tv;
+
+	if (gettimeofday (&tv, NULL) == 0) {
+		seconds = tv_to_double (&tv);
+	}
+	else {
+		seconds = time (NULL);
+	}
+
+	lua_pushnumber (L, seconds);
+
+	return 1;
+}
+
+static gint
+lua_util_time_to_string (lua_State *L)
+{
+	gdouble seconds;
+	struct timeval tv;
+	char timebuf[128];
+
+	if (lua_isnumber (L, 1)) {
+		seconds = lua_tonumber (L, 1);
+	}
+	else {
+		if (gettimeofday (&tv, NULL) == 0) {
+			seconds = tv_to_double (&tv);
+		}
+		else {
+			seconds = time (NULL);
+		}
+	}
+
+	rspamd_http_date_format (timebuf, sizeof (timebuf), seconds);
+	lua_pushstring (L, timebuf);
+
+	return 1;
+}
+
 static gint
 lua_util_stat (lua_State *L)
 {