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26 lines
736 B
Lua
26 lines
736 B
Lua
local digest = require("openssl.digest")
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function md5_hex(input)
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local b = digest.new("md5"):final(input)
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local x = ""
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for i = 1, #b do
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x = x .. string.format("%.2x", string.byte(b, i))
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end
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return x
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end
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function filter_open(email, page)
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buffer = ""
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hexdigest = md5_hex(email:sub(2, -2):lower())
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end
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function filter_close()
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baseurl = os.getenv("HTTPS") and "https://seccdn.libravatar.org/" or "http://cdn.libravatar.org/"
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html("<span class='libravatar'><img class='inline' src='" .. baseurl .. "avatar/" .. hexdigest .. "?s=13&d=retro' /><img class='onhover' src='" .. baseurl .. "avatar/" .. hexdigest .. "?s=128&d=retro' /></span>" .. buffer)
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return 0
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end
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function filter_write(str)
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buffer = buffer .. str
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end
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