mirror of
https://github.com/Erreur32/cheat.git
synced 2024-11-03 14:31:06 +01:00
718ec4f685
- Solves issue whereby global cheatsheets fail to save after editing - `cheat` no longer asks a user if a global cheatsheet should be copied locally before editing, and instead just silently does so.
91 lines
2.6 KiB
Python
91 lines
2.6 KiB
Python
from cheat import cheatsheets
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from cheat.utils import *
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import os
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def default_path():
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""" Returns the default cheatsheet path """
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# determine the default cheatsheet dir
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default_sheets_dir = os.environ.get('DEFAULT_CHEAT_DIR') or os.path.join(os.path.expanduser('~'), '.cheat')
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# create the DEFAULT_CHEAT_DIR if it does not exist
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if not os.path.isdir(default_sheets_dir):
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try:
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# @kludge: unclear on why this is necessary
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os.umask(0000)
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os.mkdir(default_sheets_dir)
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except OSError:
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die('Could not create DEFAULT_CHEAT_DIR')
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# assert that the DEFAULT_CHEAT_DIR is readable and writable
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if not os.access(default_sheets_dir, os.R_OK):
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die('The DEFAULT_CHEAT_DIR (' + default_sheets_dir +') is not readable.')
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if not os.access(default_sheets_dir, os.W_OK):
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die('The DEFAULT_CHEAT_DIR (' + default_sheets_dir +') is not writeable.')
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# return the default dir
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return default_sheets_dir
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def get():
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""" Assembles a dictionary of cheatsheets as name => file-path """
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cheats = {}
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# otherwise, scan the filesystem
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for cheat_dir in reversed(paths()):
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cheats.update(
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dict([
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(cheat, os.path.join(cheat_dir, cheat))
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for cheat in os.listdir(cheat_dir)
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if not cheat.startswith('.')
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and not cheat.startswith('__')
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])
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)
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return cheats
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def paths():
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""" Assembles a list of directories containing cheatsheets """
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sheet_paths = [
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default_path(),
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cheatsheets.sheets_dir()[0],
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]
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# merge the CHEATPATH paths into the sheet_paths
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if 'CHEATPATH' in os.environ and os.environ['CHEATPATH']:
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for path in os.environ['CHEATPATH'].split(os.pathsep):
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if os.path.isdir(path):
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sheet_paths.append(path)
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if not sheet_paths:
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die('The DEFAULT_CHEAT_DIR dir does not exist or the CHEATPATH is not set.')
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return sheet_paths
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def list():
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""" Lists the available cheatsheets """
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sheet_list = ''
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pad_length = max([len(x) for x in get().keys()]) + 4
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for sheet in sorted(get().items()):
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sheet_list += sheet[0].ljust(pad_length) + sheet[1] + "\n"
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return sheet_list
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def search(term):
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""" Searches all cheatsheets for the specified term """
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result = ''
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for cheatsheet in sorted(get().items()):
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match = ''
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for line in open(cheatsheet[1]):
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if term in line:
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match += ' ' + line
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if not match == '':
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result += cheatsheet[0] + ":\n" + match + "\n"
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return result
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