From 7f1553890e614d5c7afd7f01a11277b822fd4a05 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Sat, 12 Mar 2011 21:59:09 +0200
Subject: Add /uptime chat command to show client uptime.

---
 src/client.cpp         |  3 +++
 src/client.h           |  3 +++
 src/commandhandler.cpp | 53 ++++++++++++++++++++++++++++++++++++++++++++++++++
 src/commandhandler.h   |  2 ++
 src/gui/chat.cpp       |  1 +
 5 files changed, 62 insertions(+)

diff --git a/src/client.cpp b/src/client.cpp
index e1753753e..5c183a17d 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -152,6 +152,7 @@ volatile int cur_time;
 volatile bool runCounters;
 bool isSafeMode = false;
 int serverVersion;
+int start_time;
 
 /**
  * Advances game logic counter.
@@ -535,6 +536,8 @@ Client::Client(const Options &options):
 
     optionChanged("fpslimit");
 
+    start_time = time(NULL);
+
     // Initialize PlayerInfo
     PlayerInfo::init();
 }
diff --git a/src/client.h b/src/client.h
index e3f596c1a..eb859f0a8 100644
--- a/src/client.h
+++ b/src/client.h
@@ -34,6 +34,8 @@
 
 #include <string>
 
+#include <sys/time.h>
+
 #ifdef __GNUC__
 #define _UNUSED_  __attribute__ ((unused))
 #else
@@ -60,6 +62,7 @@ extern volatile int tick_time;
 extern volatile int cur_time;
 extern bool isSafeMode;
 extern int serverVersion;
+extern int start_time;
 
 class ErrorListener : public gcn::ActionListener
 {
diff --git a/src/commandhandler.cpp b/src/commandhandler.cpp
index 1d374541e..9f007acf1 100644
--- a/src/commandhandler.cpp
+++ b/src/commandhandler.cpp
@@ -254,6 +254,10 @@ void CommandHandler::handleCommand(const std::string &command, ChatTab *tab)
     {
         handleWait(args, tab);
     }
+    else if (type == "uptime")
+    {
+        handleUptime(args, tab);
+    }
     else if (tab->handleCommand(type, args))
     {
         // Nothing to do
@@ -1097,6 +1101,55 @@ void CommandHandler::handleWait(const std::string &args,
         player_node->waitFor(args);
 }
 
+void CommandHandler::handleUptime(const std::string &args,
+                                  ChatTab *tab _UNUSED_)
+{
+    if (!debugChatTab)
+        return;
+
+    if (cur_time < start_time)
+    {
+        debugChatTab->chatLog(strprintf(_("Client uptime: %s"), "unknown"));
+    }
+    else
+    {
+        std::string str;
+        const int timeDiff = cur_time - start_time;
+        const int min = timeDiff / 60;
+        const int hours = min / 60;
+        const int days = hours / 24;
+        const int weeks = days / 7;
+        if (weeks > 0)
+        {
+            str = strprintf(ngettext("%d week", "%d weeks", weeks), weeks);
+        }
+        if (days > 0)
+        {
+            if (!str.empty())
+                str += ", ";
+            str += strprintf(ngettext("%d day", "%d days", days), days);
+        }
+        if (hours > 0)
+        {
+            if (!str.empty())
+                str += ", ";
+            str += strprintf(ngettext("%d hour", "%d hours", hours), hours);
+        }
+        if (min > 0)
+        {
+            if (!str.empty())
+                str += ", ";
+            str += strprintf(ngettext("%d minute", "%d minutes", min), min);
+        }
+        if (str.empty())
+        {
+            str += strprintf(ngettext("%d second", "%d seconds",
+                timeDiff), timeDiff);
+        }
+        debugChatTab->chatLog(strprintf(_("Client uptime: %s"), str.c_str()));
+    }
+}
+
 void CommandHandler::handleCacheInfo(const std::string &args _UNUSED_,
                                      ChatTab *tab _UNUSED_)
 {
diff --git a/src/commandhandler.h b/src/commandhandler.h
index fb4039e04..779a6e6fd 100644
--- a/src/commandhandler.h
+++ b/src/commandhandler.h
@@ -272,6 +272,8 @@ class CommandHandler
 
         void handleWait(const std::string &args, ChatTab *tab);
 
+        void handleUptime(const std::string &args, ChatTab *tab);
+
         void handleCacheInfo(const std::string &args, ChatTab *tab _UNUSED_);
 
         bool parse2Int(const std::string &args, int *x, int *y);
diff --git a/src/gui/chat.cpp b/src/gui/chat.cpp
index b2f51a5e6..399202b70 100644
--- a/src/gui/chat.cpp
+++ b/src/gui/chat.cpp
@@ -262,6 +262,7 @@ void ChatWindow::fillCommands()
     mCommands.push_back("/dirs");
     mCommands.push_back("/info");
     mCommands.push_back("/wait");
+    mCommands.push_back("/uptime");
 }
 
 void ChatWindow::resetToDefaultSize()
-- 
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