Zu viele Änderungen, die ich nicht alle einzeln aufzählen möchte ._.

bot/bot.lua

@@ -225,6 +225,7 @@ function create_cred()
   owm_apikey = "",
   page2images_restkey = "",
   soundcloud_client_id = "",
+  tumblr_api_key = "",
   tw_consumer_key = "",
   tw_consumer_secret = "",
   tw_access_token = "",

bot/utils.lua

@@ -663,8 +663,80 @@ function cache_data(plugin, query, data, timeout, typ)
   redis:expire(hash, timeout)
 end
 
+--[[
+Ordered table iterator, allow to iterate on the natural order of the keys of a
+table.
+-- http://lua-users.org/wiki/SortedIteration
+]]
+
+function __genOrderedIndex( t )
+    local orderedIndex = {}
+    for key in pairs(t) do
+        table.insert( orderedIndex, key )
+    end
+    table.sort( orderedIndex )
+    return orderedIndex
+end
+
+function orderedNext(t, state)
+    -- Equivalent of the next function, but returns the keys in the alphabetic
+    -- order. We use a temporary ordered key table that is stored in the
+    -- table being iterated.
+
+    key = nil
+    --print("orderedNext: state = "..tostring(state) )
+    if state == nil then
+        -- the first time, generate the index
+        t.__orderedIndex = __genOrderedIndex( t )
+        key = t.__orderedIndex[1]
+    else
+        -- fetch the next value
+        for i = 1,table.getn(t.__orderedIndex) do
+            if t.__orderedIndex[i] == state then
+                key = t.__orderedIndex[i+1]
+            end
+        end
+    end
+
+    if key then
+        return key, t[key]
+    end
+
+    -- no more value to return, cleanup
+    t.__orderedIndex = nil
+    return
+end
+
 function orderedPairs(t)
     -- Equivalent of the pairs() function on tables. Allows to iterate
     -- in order
     return orderedNext, t, nil
+end
+
+-- converts total amount of seconds (e.g. 65 seconds) to human redable time (e.g. 1:05 minutes)
+function makeHumanTime(totalseconds)
+  local seconds = totalseconds % 60
+  local minutes = math.floor(totalseconds / 60)
+  local minutes = minutes % 60
+  local hours = math.floor(totalseconds / 3600)
+  if minutes == 00 and hours == 00 then
+    return seconds..' Sekunden'
+  elseif hours == 00 and minutes ~= 00 then
+    return string.format("%02d:%02d", minutes, seconds)..' Minuten'
+  elseif hours ~= 00 then
+    return string.format("%02d:%02d:%02d", hours,  minutes, seconds)..' Stunden'
+  end
+end
+
+function is_blacklisted(msg)
+  _blacklist = redis:smembers("telegram:img_blacklist")
+  local var = false
+  for v,word in pairs(_blacklist) do
+    if string.find(string.lower(msg), string.lower(word)) then
+      print("Wort steht auf der Blacklist!")
+      var = true
+      break
+    end
+  end
+  return var
 end