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Shujito/imgurer.lua

Created November 15, 2016 07:09
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  1. Shujito created this gist Nov 15, 2016.
    37 changes: 37 additions & 0 deletions imgurer.lua
    View file
    Original file line number Diff line number Diff line change
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    local fiveChars = ... or 'weiss'
    --print('chars:', fiveChars:lower())

    local function bitSet(number, offset)
    local nro = bit32.rshift(number, offset)
    local nroa1 = bit32.band(nro, 1)
    --print('nroa1', nroa1)
    return nroa1 ~= 0
    end

    print('<!doctype html>')
    print('<html>')
    print(' <head>')
    print(' <title>Imgurer - ' .. fiveChars .. '</title>')
    print(' <head>')
    print(' <body>')
    for idx=1,2 ^ fiveChars:len() do
    -- print('idx', idx)
    local permutation = ''
    for jdx=1,fiveChars:len() do
    local currentChar = fiveChars:sub(jdx,jdx)
    --print('current:', currentChar)
    if bitSet(idx - 1, jdx - 1) then
    --print('has bit')
    permutation = permutation .. currentChar:upper()
    else
    --print('lacks bit')
    permutation = permutation .. currentChar:lower()
    end
    end
    --print('permutation #'..idx, permutation)
    print(' <a href="https://imgur.com/'.. permutation ..'">')
    print(' <img width="320px" src="https://i.imgur.com/' .. permutation .. 'm.jpg"/>')
    print(' </a>')
    end
    print(' <body/>')
    print('<html/>')