mirror of
https://github.com/20kdc/OC-KittenOS.git
synced 2024-11-15 06:58:05 +11:00
77 lines
2.0 KiB
Lua
77 lines
2.0 KiB
Lua
-- KOSNEO installer base
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-- This is released into the public domain.
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-- No warranty is provided, implied or otherwise.
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$icScreen = $component.list("screen", true)()
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$icGPU = $component.list("gpu", true)()
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$icFilename = "Starting..."
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$icBytesRemaining = 0
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if $icScreen and $icGPU then
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$icGPU = $component.proxy($icGPU)
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$icGPU.bind($icScreen)
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$icGPU.setResolution(50, 5)
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$icGPU.setBackground(2^24-1)
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$icGPU.setForeground(0)
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$icGPU.fill(1, 1, 50, 5, "█")
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$icGPU.fill(1, 2, 50, 1, " ")
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$icGPU.set(2, 2, "KittenOS NEO Installer")
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end
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function $icOctalToNumber($a0)
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if $a0 == "" then return 0 end
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return $icOctalToNumber($a0:sub(1, -2)) * 8 + ($a0:byte(#$a0) - 48)
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end
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$icSectorsRead = 0
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$iBlockingLen = 512
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function $iBlockingHook($a0)
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if $icBytesRemaining > 0 then
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${
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$L|icByteAdv = math.min(512, $icBytesRemaining)
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$icBytesRemaining = $icBytesRemaining - $icByteAdv
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if $icFile then
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$filesystem.write($icFile, $a0:sub(1, $icByteAdv))
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if $icBytesRemaining <= 0 then
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$filesystem.close($icFile)
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$icFile = nil
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end
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end
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$}
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else
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$icFilename = $a0:sub(1, 100):gsub("\x00", "")
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-- this sets up the reading/skipping of data
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$icBytesRemaining = $icOctalToNumber($a0:sub(125, 135))
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if $icFilename:sub(1, 2) == "./" and $icFilename ~= "./" then
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$icFilename = $icFilename:sub(3)
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if $icFilename:sub(#$icFilename) == "/" then
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$filesystem.makeDirectory($icFilename)
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else
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$icFile = $filesystem.open($icFilename, "wb")
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if $icBytesRemaining == 0 then
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$filesystem.close($icFile)
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$icFile = nil
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end
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end
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end
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end
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-- UPDATE DISPLAY --
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$icSectorsRead = $icSectorsRead + 1
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if $icScreen and $icGPU then
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$icGPU.fill(1, 2, 50, 1, " ")
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$icGPU.set(2, 2, "KittenOS NEO Installer : " .. $icFilename)
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$icGPU.fill(2, 4, 48, 1, "█")
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$icGPU.fill(2, 4, math.ceil(48 * $icSectorsRead / $$SECTORS), 1, " ")
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end
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if $icSectorsRead % 16 == 0 then
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$computer.pullSignal(0.01)
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end
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if $icSectorsRead == $$SECTORS then
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$filesystem.close($readInFile)
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$filesystem.remove("init.neoi.lua")
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$computer.shutdown(true)
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end
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end
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