40 lines
1.0 KiB
Python
40 lines
1.0 KiB
Python
#!/usr/bin/env python3
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# Usage:
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# _from=krebs state_dir=. python sed-plugin.py 'dick butt'
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# _from=krebs state_dir=. python sed-plugin.py 's/t/l/g'
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## dick bull
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import shelve
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from os import environ
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from os.path import join
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from sys import argv
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d = shelve.open(join(environ['state_dir'],'sed-plugin.shelve'),writeback=True)
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usr = environ['_from']
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import re
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def is_regex(line):
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myre = re.compile(r'^s/(?:\\/|[^/])+/(?:\\/|[^/])*/[ig]?$')
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return myre.match(line)
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line = argv[1]
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if is_regex(line):
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last = d.get(usr,None)
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if last:
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from subprocess import Popen,PIPE
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p = Popen(['sed',line],stdin=PIPE,stdout=PIPE)
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so,se = p.communicate(bytes("{}\n".format(last),"UTF-8"))
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if p.returncode:
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print("something went wrong when trying to process your regex: {}".format(se.decode()))
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ret = so.decode()
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print("\x1b[1m{}\x1b[0m meinte: {}".format(usr,ret.strip()))
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if ret:
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d[usr] = ret
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else:
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print("no last message")
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else:
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d[usr] = line
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d.close()
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