[v20.1] Database statistics, background backups and script fix

backup.sh

@@ -11,7 +11,6 @@ redisquery="-u $redishost:$redisport -d $redisdb"
 if [ ! $redispassword == "nil" ]; then
     redisquery="-u :$redispassword@$redishost:$redisport -d $redisdb"
 fi
-redisbackup="$(date).json"
-redis-dump $redisquery > $redisbackup
-printf "mattata's database has been saved to \"$(pwd)/$redisbackup\"!"
-cd ../
+redis-dump $redisquery > "$(date).json"
+printf "mattata's database has been saved!"
+cd ..

mattata.lua

@@ -5,7 +5,7 @@
       | | | | | | (_| | |_| || (_| | || (_| |
       |_| |_| |_|\__,_|\__|\__\__,_|\__\__,_|
 
-                    v20.0.1
+                    v20.1
 
 
         Copyright (c) 2017 Matthew Hesketh
@@ -68,7 +68,7 @@ function mattata:init()
     end
     print('Connected to the Telegram bot API!')
     print('\n\tUsername: @' .. self.info.username .. '\n\tName: ' .. self.info.name .. '\n\tID: ' .. self.info.id .. '\n')
-    self.version = 'v20.0.1'
+    self.version = 'v20.1'
     if not redis:get('mattata:version')
     or redis:get('mattata:version') ~= self.version
     then -- Make necessary database changes if the version has changed.
@@ -318,6 +318,7 @@ argument when using the mattata.init() function!]]
                 else
                     plugin = nil
                 end
+                redis:bgsave() -- Perform a background save of the redis database.
             end
         end
         collectgarbage()

plugins/redisstats.lua

@@ -0,0 +1,63 @@
+--[[
+    Copyright 2017 wrxck <[email protected]>
+    This code is licensed under the MIT. See LICENSE for details.
+]]
+
+local redisstats = {}
+local mattata = require('mattata')
+local redis = require('mattata-redis')
+
+function redisstats:init()
+    redisstats.commands = mattata.commands(self.info.username):command('redisstats').table
+    redisstats.help = '/redisstats - View statistics about the bot\'s database.'
+end
+
+function redisstats:on_message(message, configuration)
+    local info = redis:info()
+    if not info
+    then
+        return mattata.send_reply(
+            message,
+            'An error occured!'
+        )
+    end
+    return mattata.send_message(
+        message.chat.id,
+        string.format(
+            [[
+```
+OS: %s
+Config File: %s
+Mode: %s
+TCP Port: %s
+Version: %s
+Uptime: %s days
+Process ID: %s
+GCC Version: %s
+Expired Keys: %s
+
+Users: %s
+Groups: %s
+```
+            ]],
+            info.server.os,
+            info.server.config_file,
+            info.server.redis_mode,
+            info.server.tcp_port,
+            info.server.redis_version,
+            info.server.uptime_in_days,
+            info.server.process_id,
+            info.server.gcc_version,
+            mattata.comma_value(info.stats.expired_keys),
+            mattata.comma_value(
+                mattata.get_user_count()
+            ),
+            mattata.comma_value(
+                mattata.get_group_count()
+            )
+        ),
+        'markdown'
+    )
+end
+
+return redisstats