re-added clipboard pasting (now for term.read()) and fixed clipboard being sent twice (only on key down again now)

assets/opencomputers/lua/drivers/filesystem.lua

@@ -612,7 +612,7 @@ end
 
 function stdinStream:read(n)
   local result = term.read(stdinHistory)
-  if #stdinHistory > 10 then
+  while #stdinHistory > 10 do
     table.remove(stdinHistory, 1)
   end
   return result

assets/opencomputers/lua/drivers/keyboard.lua

@@ -136,5 +136,5 @@ for k, v in pairs(driver.keyboard.keys) do
 end
 
 function driver.keyboard.keys.isControl(char)
-  return char < 0x20 or (char >= 0x7F and char <= 0x9F)
+  return type(char) == "number" and (char < 0x20 or (char >= 0x7F and char <= 0x9F))
 end

assets/opencomputers/lua/rom/api/term.lua

@@ -171,12 +171,23 @@ function term.read(history)
       driver.gpu.set(term.gpu(), w, y, char)
     end
   end
+  local function scrollEnd()
+    local w = term.size()
+    cursor = history[current]:len() + 1
+    scroll = math.max(0, cursor - (w - (start - 1)))
+    render()
+  end
   local function copyIfNecessary()
     if current ~= #history then
       history[#history] = history[current]
       current = #history
     end
   end
+  local function updateCursor()
+    term.cursor(start - 1 + cursor - scroll, y)
+    term.cursorBlink(cursor <= history[current]:len() and
+                     history[current]:sub(cursor, cursor) or " ")
+  end
   local function handleKeyPress(char, code)
     local w, h = term.size()
     local cancel = false
@@ -224,24 +235,18 @@ function term.read(history)
       end
     elseif code == keys["end"] then
       if cursor < history[current]:len() + 1 then
-        cursor = history[current]:len() + 1
-        scroll = math.max(0, cursor - (w - (start - 1)))
-        render()
+        scrollEnd()
       end
     elseif code == keys.up then
       if current > 1 then
         current = current - 1
-        cursor = history[current]:len() + 1
-        scroll = math.max(0, cursor - (w - (start - 1)))
-        render()
+        scrollEnd()
       end
       cancel = current == 1
     elseif code == keys.down then
       if current < #history then
         current = current + 1
-        cursor = history[current]:len() + 1
-        scroll = math.max(0, cursor - (w - (start - 1)))
-        render()
+        scrollEnd()
       end
       cancel = current == #history
     elseif code == keys.enter then
@@ -266,9 +271,7 @@ function term.read(history)
         scrollRight()
       end
     end
-    term.cursor(start - 1 + cursor - scroll, y)
-    term.cursorBlink(cursor <= history[current]:len() and
-                     history[current]:sub(cursor, cursor) or " ")
+    updateCursor()
     return cancel
   end
   local function onKeyDown(_, address, char, code)
@@ -295,19 +298,25 @@ function term.read(history)
       keyRepeat = event.cancel(keyRepeat)
     end
   end
-  --[[local function onClipboard(_, address, value)
-    if address ~= term.keyboard then
+  local function onClipboard(_, address, value)
+    if address ~= term.keyboard() then
       return
     end
-    if current ~= #history then
-      history[#history] = history[current]
-      current = #history
-    end
+    copyIfNecessary()
+    term.cursorBlink(false)
+    local l = value:find("\n", 1, true)
+    if l then
+      history[current] = history[current] .. value:sub(1, l - 1)
+      result = history[current] .. "\n"
+    else
       history[current] = history[current] .. value
-    done = done or value:find("\n", 1, true) >= 0
-  end]]
+      scrollEnd()
+      updateCursor()
+    end
+  end
   event.listen("key_down", onKeyDown)
   event.listen("key_up", onKeyUp)
+  event.listen("clipboard", onClipboard)
   term.cursorBlink(true)
   while not result do
     coroutine.sleep()
@@ -317,6 +326,7 @@ function term.read(history)
   end
   event.ignore("key_down", onKeyDown)
   event.ignore("key_up", onKeyUp)
+  event.ignore("clipboard", onClipboard)
   term.cursorBlink(false)
   print()
   return result

li/cil/oc/client/gui/Screen.scala

@@ -56,8 +56,10 @@ class Screen(val tileEntity: tileentity.Screen) extends MCGuiScreen {
     val char = Keyboard.getEventCharacter
 
     if (code != Keyboard.KEY_ESCAPE && code != Keyboard.KEY_F11)
-      if (code == Keyboard.KEY_INSERT && MCGuiScreen.isShiftKeyDown)
+      if (code == Keyboard.KEY_INSERT && MCGuiScreen.isShiftKeyDown) {
+        if (Keyboard.getEventKeyState)
           PacketSender.sendClipboard(tileEntity, MCGuiScreen.getClipboardString)
+      }
       else if (Keyboard.getEventKeyState) {
         PacketSender.sendKeyDown(tileEntity, char, code)
       }

li/cil/oc/server/component/Computer.scala

@@ -783,7 +783,11 @@ class Computer(val owner: Computer.Environment) extends Persistable with Runnabl
         }
         else {
           lua.setTotalMemory(Int.MaxValue)
-          message = Some(lua.toString(3))
+          val error = lua.toString(3)
+          if (error != null)
+            message = Some(error)
+          else
+            message = Some("unknown error")
         }
         close()
       })