40
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def print_usage( self, error_message ):
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suffix = ' ' + the.command if the.command else ''
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command = ' ' + the.command if the.command else ''
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self.die( error_message + \
43
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"\nTry '%s%s --help' for more information." % \
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( self.name, suffix ) )
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( self.name, command ) )
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def print_help( self ):
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49
print "Usage: " + self.name + " COMMAND [OPTION]..."
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51
# 01234567890123456789012345678901234567890123456789012345678901234567890123456789
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print "Manage your home directories, across multiple computers, similar to how you"
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print "would software under version control."
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print "Tool to manage a set of files in your home directory and distribute them across"
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print "multiple computers, merging local changes (in the same way as you would manage"
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print "source code under version control)."
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print "Global options (for all commands):"
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print " --help display help and exit"
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print " init initialise a local copy of your repositories"
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print " update update files in your home directory"
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print " resolve try to finish an update (that had conflicts)"
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print " add add local files/changes to the repository"
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print " remove remove a local file from the repository"
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print " revert undo changes made to a local file"
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print " stage-add stage local files/changes"
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print " stage-remove stage the removal of files"
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print " stage-revert revert staged changes"
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print " stage-status show status of staging area"
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print " stage-commit commit staged changes to repository"
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# print " add add local files/changes to the repository"
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# print " remove remove a local file from the repository"
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print " status list files that have changed locally"
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print " diff shows changes made to local files"
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print " revert undo changes made to local files"
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# print " stage-add add (but don't commit) files/changes to local repository"
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# print " stage-remove delete *but don't comit) files from the local repository"
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print " stage-revert revert changes in the local repository"
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# print " stage-status show status of local repository"
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# print " stage-diff shows changes in local repository"
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# print " stage-commit commit changes in the local repository"
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print "For help about a particular command (including the additional options that the"
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print "command accepts) try typing:"
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def print_version( self ):
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83
print "stdhome " + self.version
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print "Copyright (C) 2013 Tim Marston"
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print "Copyright (C) 2013 to 2014 Tim Marston"
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# 01234567890123456789012345678901234567890123456789012345678901234567890123456789
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print "This program is free software, and you may use, modify and redistribute it"
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- `command`: the given command
102
if [ 'init', 'update', 'resolve', 'add', 'remove', 'revert',
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'stage-add', 'stage-remove', 'stage-revert', 'stage-status',
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'stage-commit' ].count( command ) == 1:
107
if [ 'init', 'update', 'resolve', 'add', 'remove', 'revert', 'status',
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'diff', 'stage-add', 'stage-remove', 'stage-revert',
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'stage-status', 'stage-diff', 'stage-commit'
110
].count( command ) == 1:
107
113
# resolve aliases
108
elif command == 'up':
110
elif command == 'rm':
119
}.get( command, False )
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if alias: return alias
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def get_command_argument( self, args ):
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Find the first program argument what isn't an option argument.
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- `args`: the program arguments
126
if args[ 0 ] == '--':
127
return args[ 1 ] if len( args ) > 1 else None
128
if args[ 0 ][ 0 : 1 ] != '-':
153
145
# ignore errors -- we aren't parsing the command line properly yet
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# find the first non-option argument (the command)
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the.command = self.get_command_argument( sys.argv[ 1: ] )
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# read program configuration
151
# the first argument should be the command
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the.command = sys.argv[ 1 ] if len( sys.argv ) > 1 else None
158
153
if the.command == None:
159
154
self.print_usage( "missing command" )
163
158
if the.command == None:
164
159
self.print_usage( "bad command" )
166
# calculate class name
161
# calculate module and class name
162
class_name = module_name = ''
167
163
bits = the.command.split( '-' )
168
class_name = 'Command'
170
165
class_name += bit[ 0 ].upper() + bit[ 1 : ]
166
if module_name: module_name += '_'
168
class_name += 'Command'
172
# instantiate the command class
173
module = __import__( 'stdhome.command_' + the.command,
170
# import module and instantiate the class
171
module = __import__( 'stdhome.command.' + module_name,
174
172
fromlist = [ class_name ] )
175
173
instance = getattr( module, class_name )()
175
# fully parse the command line, as per the command
179
177
instance.parse_command_line()
178
except( getopt.GetoptError, self.UsageError ) as e:
179
self.print_usage( e.msg )
180
except self.FatalError as e:
183
# do late initialisation
181
except ( getopt.GetoptError, self.UsageError ) as e:
182
self.print_usage( e.msg )
183
except self.FatalError as e:
185
if the.verbose and e.output:
186
message += '\n\nOUTPUT:\n' + e.output
189
except Vcs.VcsError as e:
190
message = e.msg.rstrip()
192
message += '\n\nOUTPUT:\n' + e.output.rstrip()
187
193
self.die( message )
194
except self.FatalError as e:
198
def read_config( self ):
199
config = ConfigParser.SafeConfigParser( allow_no_value = True )
200
config.read( the.config_file )
201
if config.has_option( 'stdhome', 'home-dir' ):
202
the.home_dir = config.get( 'stdhome', 'home-dir' )
190
205
class UsageError( Exception ):
196
211
class FatalError( Exception ):
198
def __init__( self, message, output = None ):
213
def __init__( self, message ):
199
214
self.msg = message