help plugin overwritten

thx @synk0

plugins/help.lua

@@ -1,17 +1,46 @@
 do
 
--- Returns true if is not empty
+  function pairsByKeys(t, f)
-local function has_usage_data(dict)
+    local a = {}
+    for n in pairs(t) do table.insert(a, n) end
+    table.sort(a, f)
+    local i = 0      -- iterator variable
+    local iter = function ()   -- iterator function
+      i = i + 1
+      if a[i] == nil then return nil
+      else return a[i], t[a[i]]
+      end
+    end
+    return iter
+  end
+
+  -- Returns true if is not empty
+  local function has_usage_data(dict)
     if (dict.usage == nil or dict.usage == '') then
       return false
     end
     return true
-end
+  end
 
--- Get commands for that plugin
+  -- Get commands for that plugin
-local function plugin_help(name)
+  local function plugin_help(name,number)
-  local plugin = plugins[name]
+    local plugin = ""
+    if number then
+      local i = 0
+      for name in pairsByKeys(plugins) do
+        if plugins[name].hide then
+          name = nil
+        else
+          i = i + 1
+          if i == tonumber(number) then
+            plugin = plugins[name]
+          end
+        end
+      end
+    else
+      plugin = plugins[name]
       if not plugin then return nil end
+    end
 
     local text = ""
     if (type(plugin.usage) == "table") then
@@ -23,48 +52,66 @@ local function plugin_help(name)
       text = text..plugin.usage..'\n\n'
     end
     return text
-end
-
--- !help command
-local function telegram_help()
-  local text = "Plugin Liste: \n\n"
-  -- Plugins names
-  for name in pairs(plugins) do
-    text = text..name..'\n'
   end
-  text = text..'\n'..'Benutze "/hilfe [Plugin Name]" für mehr Informationen'
-  text = text..'\n'..'Oder "/hilfe all" um alles zu sehen.'
-  return text
-end
 
--- !help all command
+
-local function help_all()
+  -- !help command
+  local function telegram_help()
+    local i = 0
+    local text = "Liste aller Plugins\n\n"
+    -- Plugins names
+    for name in pairsByKeys(plugins) do
+      if plugins[name].hide then
+        name = nil
+      else
+        i = i + 1
+        text = text..i..'. '..name..'\n'
+      end
+    end
+    text = text..'\n'..i.." Plugins sind zurzeit aktiviert"
+    text = text..'\n'..'Benutze "/hilfe [Plugin Nummer]" fuer mehr Informationen'
+    text = text..'\n'..'Fragen und/oder Anregungen: @Akamaru'
+    return text
+    end
+
+    -- !help all command
+    local function help_all()
       local ret = ""
-  for name in pairs(plugins) do
+      for name in pairsByKeys(plugins) do
+        if plugins[name].hide then
+          name = nil
+        else
           ret = ret .. plugin_help(name)
         end
+      end
       return ret
-end
+    end
 
-local function run(msg, matches)
+    local function run(msg, matches)
       if matches[1] == "/hilfe" then
         return telegram_help()
       elseif matches[1] == "/hilfe all" then
         return help_all()
       else
-    local text = plugin_help(matches[1])
+
+        local text = ""
+        if tonumber(matches[1])  then
+          text = plugin_help(nil,matches[1])
+        else
+          text = plugin_help(matches[1])
+        end
         if not text then
           text = telegram_help()
         end
         return text
       end
-end
+    end
 
-return {
+    return {
 	  description = "Zeigt die Plugins und Befehle", 
 	  usage = {"/hilfe","/hilfe all","/hilfe [Plugin]"},
 	  patterns = {"^/hilfe$","^/hilfe all","^/hilfe (.+)"}, 
 	  run = run 
-}
+	}
 
-end
+  end