/stdhome

To get this branch, use:
bzr branch http://bzr.ed.am/stdhome

« back to all changes in this revision

Viewing changes to lib/stdhome/program.py

  • Committer: Tim Marston
  • Date: 2014-01-05 11:51:35 UTC
  • Revision ID: tim@ed.am-20140105115135-6ses87ggwyjrxzfj
added global objects (the.repo, the.program), deployment object and implemented
init command

Show diffs side-by-side

added added

removed removed

lib/stdhome/program.py
38
38
 
39
39
 
40
40
        def print_usage( self, error_message ):
41
 
                command = ' ' + the.command if the.command else ''
 
41
                suffix = ' ' + the.command if the.command else ''
42
42
                self.die( error_message + \
43
43
                                  "\nTry '%s%s --help' for more information." % \
44
 
                                  ( self.name, command ) )
 
44
                                  ( self.name, suffix ) )
45
45
 
46
46
 
47
47
        def print_help( self ):
48
48
                print "Usage: " + self.name + " COMMAND [OPTION]..."
49
49
                print
50
50
                #      01234567890123456789012345678901234567890123456789012345678901234567890123456789
51
 
                print "Tool to manage a set of files in your home directory and distribute them across"
52
 
                print "multiple computers, merging local changes (in the same way as you would manage"
53
 
                print "source code under version control)."
 
51
                print "Manage your home directories, across multiple computers, similar to how you"
 
52
                print "would software under version control."
54
53
                print
55
54
                print "Global options (for all commands):"
56
55
                print "     --help     display help and exit"
62
61
                print "  resolve       try to finish an update (that had conflicts)"
63
62
                print "  add           add local files/changes to the repository"
64
63
                print "  remove        remove a local file from the repository"
65
 
                print "  status        list files that have changed locally"
66
 
                print "  diff          shows changes made to local files"
67
64
                print "  revert        undo changes made to a local file"
68
65
                print "  stage-add     stage local files/changes"
69
66
                print "  stage-remove  stage the removal of files"
70
67
                print "  stage-revert  revert staged changes"
71
68
                print "  stage-status  show status of staging area"
72
 
                print "  stage-diff    shows staged changes"
73
69
                print "  stage-commit  commit staged changes to repository"
74
70
                print
75
71
                print "For help about a particular command (including the additional options that the"
103
99
                - `command`: the given command
104
100
                """
105
101
                # commands
106
 
                if [ 'init', 'update', 'resolve', 'add', 'remove', 'revert', 'status',
107
 
                         'diff', 'stage-add', 'stage-remove', 'stage-revert',
108
 
                         'stage-status', 'stage-diff', 'stage-commit'
109
 
                ].count( command ) == 1:
 
102
                if [ 'init', 'update', 'resolve', 'add', 'remove', 'revert',
 
103
                         'stage-add', 'stage-remove', 'stage-revert', 'stage-status',
 
104
                         'stage-commit' ].count( command ) == 1:
110
105
                        return command
111
106
 
112
107
                # resolve aliases
168
163
                if the.command == None:
169
164
                        self.print_usage( "bad command" )
170
165
 
171
 
                # calculate module and class name
 
166
                # calculate class name
172
167
                bits = the.command.split( '-' )
173
168
                class_name = 'Command'
174
 
                module_name = 'command'
175
169
                for bit in bits:
176
170
                        class_name += bit[ 0 ].upper() + bit[ 1 : ]
177
 
                        module_name += '_' + bit
178
171
 
179
 
                # import module and instantiate the class
180
 
                module = __import__( 'stdhome.' + module_name,
 
172
                # instantiate the command class
 
173
                module = __import__( 'stdhome.command_' + the.command,
181
174
                                                         fromlist = [ class_name ] )
182
175
                instance = getattr( module, class_name )()
183
176
 
184
 
                # run the command
 
177
                # run it
185
178
                try:
186
179
                        instance.parse_command_line()
187
180
                        instance.run()
188
181
                except ( getopt.GetoptError, self.UsageError ) as e:
189
182
                        self.print_usage( e.msg )
190
183
                except self.FatalError as e:
191
 
                        message = e.msg.rstrip()
192
 
                        if the.verbose and hasattr( e, 'output' ) and e.output:
193
 
                                message += '\n\nOUTPUT:\n' + e.output.rstrip()
 
184
                        message = e.msg
 
185
                        if the.verbose and e.output:
 
186
                                message += '\n\nOUTPUT:\n' + e.output
194
187
                        self.die( message )
195
188
 
196
189