Add MOTD (#175)

src/main/resources/assets/computercraft/lua/bios.lua

@@ -982,6 +982,8 @@ settings.set( "edit.default_extension", "lua" )
 settings.set( "paint.default_extension", "nfp" )
 settings.set( "lua.autocomplete", true )
 settings.set( "list.show_hidden", false )
+settings.set( "motd.enable", false )
+settings.set( "motd.path", "/rom/motd.txt:/motd.txt" )
 if term.isColour() then
     settings.set( "bios.use_multishell", true )
 end

src/main/resources/assets/computercraft/lua/rom/motd.txt

@@ -0,0 +1,4 @@
+View the source code at https://github.com/SquidDev-CC/CC-Tweaked
+View the documentation at https://wiki.computercraft.cc
+Visit the forum at https://forums.computercraft.cc
+You can disable these messages by running "set motd.enable false"

src/main/resources/assets/computercraft/lua/rom/programs/motd.lua

@@ -0,0 +1,15 @@
+local tMotd = {}
+
+for sPath in string.gmatch(settings.get( "motd.path" ), "[^:]+") do
+    if fs.exists(sPath) then
+        for sLine in io.lines(sPath) do
+            table.insert(tMotd,sLine)
+        end
+    end
+end
+
+if #tMotd == 0 then
+    print("missingno")
+else
+    print(tMotd[math.random(1,#tMotd)])
+end

src/main/resources/assets/computercraft/lua/rom/startup.lua

@@ -269,6 +269,11 @@ local function findStartups( sBaseDir )
     return tStartups
 end
 
+-- Show MOTD
+if settings.get( "motd.enable" ) then
+    shell.run( "motd" )
+end
+
 -- Run the user created startup, either from disk drives or the root
 local tUserStartups = nil
 if settings.get( "shell.allow_startup" ) then