Erreur32/cheat-fork-echo
Erreur32/cheat-fork-echo
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Merging gbremer's work into master.

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Chris Lane 2013-08-15 18:01:32 -04:00
commit db4f793da2
1 changed files with 28 additions and 15 deletions
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cheat
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@ -2,31 +2,44 @@
import os
import sys
def cheat_directories():
default = [ default_dir for default_dir in [os.path.expanduser('~/.cheat')] if os.path.isdir(default_dir) ]
if 'CHEATPATH' in os.environ and os.environ['CHEATPATH']:
return [ path for path in os.environ['CHEATPATH'].split(os.pathsep) if os.path.isdir(path) ] + default
else:
return default
def cheat_files(cheat_directories):
cheats = {}
for cheat_dir in reversed(cheat_directories):
cheats.update(dict([ (cheat, cheat_dir) for cheat in os.listdir(cheat_dir) ]))
return cheats
# assemble a keyphrase out of all params passed to the script
keyphrase = ' '.join(sys.argv[1:])
cheat_dir = os.path.expanduser('~') + '/.cheat/'
cheat_dirs = cheat_directories()
# verify that the ~/.cheat directory exists
if not os.path.isdir(cheat_dir):
print >> sys.stderr, 'The ~/.cheat directory does not exist.'
exit()
# verify that we have at least one cheat directory
if not cheat_dirs:
print >> sys.stderr, 'The ~/.cheat directory does not exist or the CHEATPATH variable is not set.'
exit()
# list the files in the ~/.cheat directory
cheatsheets = os.listdir(cheat_dir)
cheatsheets.sort()
cheatsheets = cheat_files(cheat_dirs)
# print help if requested
if keyphrase in ['', 'help', '--help', '-h']:
print "Usage: cheat [keyphrase]\n"
print "Available keyphrases:"
print "\n".join(cheatsheets)
exit()
if keyphrase.lower() in ['', 'help', '--help', '-h']:
print "Usage: cheat [keyphrase]\n"
print "Available keyphrases:"
max_command = max([ len(x) for x in cheatsheets.keys() ]) + 3
print '\n'.join(sorted([ '%s [%s]' % (key.ljust(max_command), value) for key, value in cheatsheets.items() ]))
exit()
# print the cheatsheet if it exists
if keyphrase in cheatsheets:
with open (cheat_dir + keyphrase, 'r') as cheatsheet:
print cheatsheet.read()
with open (os.path.join(cheatsheets[keyphrase], keyphrase), 'r') as cheatsheet:
print cheatsheet.read()
# if it does not, say so
else:
print 'No cheatsheet found.'
print 'No cheatsheet found for %s.' % keyphrase