Add a function for displaying human-readable durations.

Add InspIRCd::DurationString() to take a time_t and return a string
with the duration in a human-readable format (ex: 1y20w2d3h5m9s).

2 files changed, 34 insertions, 0 deletions

diff --git a/include/inspircd.h b/include/inspircd.h
index f5c7dbafb..0de64b103 100644
--- a/include/inspircd.h
+++ b/include/inspircd.h
@@ -516,6 +516,12 @@ class CoreExport InspIRCd
 	 */
 	static bool IsValidDuration(const std::string& str);
 
+	/** Return a duration in seconds as a human-readable string.
+	 * @param duration The duration in seconds to convert to a human-readable string.
+	 * @return A string representing the given duration.
+	 */
+	static std::string DurationString(time_t duration);
+
 	/** Attempt to compare a password to a string from the config file.
 	 * This will be passed to handling modules which will compare the data
 	 * against possible hashed equivalents in the input string.
diff --git a/src/helperfuncs.cpp b/src/helperfuncs.cpp
index 94a5240c9..846feab50 100644
--- a/src/helperfuncs.cpp
+++ b/src/helperfuncs.cpp
@@ -7,6 +7,7 @@
  *   Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
  *   Copyright (C) 2006-2007 Oliver Lupton <oliverlupton@gmail.com>
  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ *   Copyright (C) 2003-2019 Anope Team <team@anope.org>
  *
  * This file is part of InspIRCd.  InspIRCd is free software: you can
  * redistribute it and/or modify it under the terms of the GNU General Public
@@ -429,6 +430,33 @@ bool InspIRCd::IsValidDuration(const std::string& duration)
 	return true;
 }
 
+std::string InspIRCd::DurationString(time_t duration)
+{
+	time_t years = duration / 31536000;
+	time_t weeks = (duration / 604800) % 52;
+	time_t days = (duration / 86400) % 7;
+	time_t hours = (duration / 3600) % 24;
+	time_t minutes = (duration / 60) % 60;
+	time_t seconds = duration % 60;
+
+	std::string ret;
+
+	if (years)
+		ret = ConvToStr(years) + "y";
+	if (weeks)
+		ret += ConvToStr(weeks) + "w";
+	if (days)
+		ret += ConvToStr(days) + "d";
+	if (hours)
+		ret += ConvToStr(hours) + "h";
+	if (minutes)
+		ret += ConvToStr(minutes) + "m";
+	if (seconds)
+		ret += ConvToStr(seconds) + "s";
+
+	return ret;
+}
+
 std::string InspIRCd::Format(va_list& vaList, const char* formatString)
 {
 	static std::vector<char> formatBuffer(1024);