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  • Committer: Tim Marston
  • Date: 2014-07-17 18:20:34 UTC
  • Revision ID: tim@ed.am-20140717182034-3rjqq9qbn0eeq34i
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lib/stdhome/command/revert.py
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import sys, re, getopt
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from .command import Command
 
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from command import Command
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import stdhome.the as the
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from stdhome.deployment import Deployment
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from stdhome.walker.copy_out import CopyOutWalker
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        def __init__( self ):
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                self.all = False
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                self.quiet = False
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        def print_help( self ):
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                print("Usage: " + the.program.name + " revert [--repo=REPO] [--all] [FILE]...")
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                print()
 
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                print "Usage: " + the.program.name + " revert [--repo=REPO] [--all] [FILE]..."
 
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                print
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                #      01234567890123456789012345678901234567890123456789012345678901234567890123456789
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                print("Revert any local changes to a file in the home directory.")
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                print()
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                print("This reverts the content of the named files, in the local filesystem, specified")
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                print("relative to the home directory, to its state in the repo.  Specifying individual")
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                print("files and directories will revert them (recursively, in the case of")
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                print("directories).  Or you can revert all files in your home directory by specifying")
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                print("no files and explicitly using the --all option.")
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                print()
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                print("To see a list files that can be reverted, type:")
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                print("    " + the.program.name + " status")
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                print()
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                print("Options:")
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                print("      --all        confirm that you want to revert all files")
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                print("      --quiet      do not report changes to the home directory")
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                print("  -r, --repo=REPO  select the repo to check-out or create (defaults to 'home')")
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                print("  -v, --verbose    display information about what is being done")
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                print("      --help       display help and exit")
 
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                print "Revert any local changes to a file in the home directory."
 
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                print
 
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                print "This reverts the content of the named files, in the local filesystem, specified"
 
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                print "relative to the home directory, to its state in the repo.  Specifying individual"
 
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                print "files and directories will revert them (recursively, in the case of"
 
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                print "directories).  Or you can revert all files in your home directory by specifying"
 
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                print "no files and explicitly using the --all option."
 
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                print
 
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                print "To see a list files that can be reverted, type:"
 
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                print "    " + the.program.name + " status"
 
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                print
 
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                print "Options:"
 
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                print "      --all        confirm that you want to revert all files"
 
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                print "  -r, --repo=REPO  select the repo to check-out or create (defaults to 'home')"
 
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                print "  -v, --verbose    display information about what is being done"
 
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                print "      --help       display help and exit"
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                exit( 0 )
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        def parse_command_line( self ):
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                opts, args = getopt.gnu_getopt(
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                        sys.argv[ 1: ], "r:v",
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                        [ "all", "quiet", "repo=", "verbose", "help" ] )
 
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                        [ "all", "repo=", "verbose", "help" ] )
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                for opt, optarg in opts:
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                        if opt == "--all":
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                                self.all = True
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                        elif opt == "--quiet":
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                                self.quiet = True
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                        elif opt in [ '--repo', '-r' ]:
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                                if not re.search( '^[-a-zA-z0-9.]+$', optarg ):
 
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                                if not re.match( '^[-a-zA-z0-9.]+$', optarg ):
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                                        raise the.program.FatalError(
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                                                'invalid repository name: ' + optarg )
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                                the.repo = optarg
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                        elif opt in [ '-v', '--verbose' ]:
 
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                        elif opt in [ '--verbose', '-v' ]:
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                                the.verbose += 1
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                        elif opt == "--help":
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                                self.print_help()
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                # discard first argument (the command)
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                args.pop( 0 )
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                if the.repo.vcs.has_changes():
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                        raise the.program.FatalError(
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                                'repo has local changes: %s\n'
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                                'Hint: see "%s stage-revert --help"' %
 
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                                'Hint: see "%s stage-revert --help"' % 
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                                ( the.repo.name, the.program.name ) )
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                # check status
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                walker = CopyOutWalker( files if files else None, not self.quiet )
 
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                walker = CopyOutWalker( files if files else None )
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                walker.walk()