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filter: add gravatar scripts
The lua one is hugely faster than the python one, but both are included for comparison. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
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filters/email-gravatar.lua
Normal file
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filters/email-gravatar.lua
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-- This script may be used with the email-filter or repo.email-filter settings in cgitrc.
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-- It adds gravatar icons to author names. It is designed to be used with the lua:
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-- prefix in filters. It is much faster than the corresponding python script.
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--
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-- Requirements:
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-- luacrypto >= 0.3
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-- <http://mkottman.github.io/luacrypto/>
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--
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require("crypto")
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function filter_open(email)
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buffer = ""
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md5 = crypto.digest("md5", email:sub(2, -2):lower())
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end
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function filter_close()
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html("<img src='//www.gravatar.com/avatar/" .. md5 .. "?s=13&d=retro' style='height:10pt;width:10pt'> " .. buffer)
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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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filters/email-gravatar.py
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filters/email-gravatar.py
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#!/usr/bin/env python3
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# Please prefer the email-gravatar.lua using lua: as a prefix over this script. This
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# script is very slow, in comparison.
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#
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# This script may be used with the email-filter or repo.email-filter settings in cgitrc.
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#
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# The following environment variables can be used to retrieve the configuration
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# of the repository for which this script is called:
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# CGIT_REPO_URL ( = repo.url setting )
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# CGIT_REPO_NAME ( = repo.name setting )
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# CGIT_REPO_PATH ( = repo.path setting )
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# CGIT_REPO_OWNER ( = repo.owner setting )
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# CGIT_REPO_DEFBRANCH ( = repo.defbranch setting )
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# CGIT_REPO_SECTION ( = section setting )
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# CGIT_REPO_CLONE_URL ( = repo.clone-url setting )
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#
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# It receives an email address on argv[1] and text on stdin. It prints
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# to stdout that text prepended by a gravatar at 10pt.
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import sys
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import hashlib
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email = sys.argv[1].lower().strip()
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if email[0] == '<':
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email = email[1:]
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if email[-1] == '>':
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email = email[0:-1]
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md5 = hashlib.md5(email.encode()).hexdigest()
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text = sys.stdin.read().strip()
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print("<img src='//www.gravatar.com/avatar/" + md5 + "?s=13&d=retro' style='height:10pt;width:10pt'> " + text)
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