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# add.py
#
# Copyright (C) 2014 Tim Marston <tim@edm.am>
#
# This file is part of stdhome (hereafter referred to as "this program").
# See http://ed.am/dev/stdhome for more information.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import sys, re, getopt, os
from command import Command
import stdhome.the as the
from stdhome.deployment import Deployment
from stdhome.walker.copy_in import CopyInWalker
class AddCommand( Command ):
def print_help( self ):
print "Usage: " + the.program.name + " add [--repo=REPO] FILE..."
print
# 01234567890123456789012345678901234567890123456789012345678901234567890123456789
print "Add (or update) a file in the repository."
print
print "Add a named file from the local filesystem, specified relative to the home"
print "directory, to the repo, or update an existing file in the repo with your local"
print "changes. Directories can also be added, but note that they are not added"
print "recursively (as is common with version control)."
print
print "Options:"
print " -r, --repo=REPO select the repo to check-out or create (defaults to 'home')"
print " -v, --verbose display information about what is being done"
print " --help display help and exit"
exit( 0 )
def parse_command_line( self ):
opts, args = getopt.gnu_getopt(
sys.argv[ 1: ], "r:v",
[ "repo=", "verbose", "help" ] )
for opt, optarg in opts:
if opt in [ '--repo', '-r' ]:
if not re.search( '^[-a-zA-z0-9.]+$', optarg ):
raise the.program.FatalError(
'invalid repository name: ' + optarg )
the.repo = optarg
elif opt in [ '--verbose', '-v' ]:
the.verbose += 1
elif opt == "--help":
self.print_help()
# discard first argument (the command)
args.pop( 0 )
# check remaining arguments
if len( args ) < 1:
raise the.program.UsageError( 'too few arguments' )
# files arguments
self.files = args
def run( self ):
# set up repo and check it exists
the.repo.check_dir_exists()
# determine files
files = self.expand_home_dir_files( self.files )
# initialise deployment and ensure it's not ongoing
deployment = Deployment()
deployment.check_ongoing( False )
# check for local changes
if the.repo.vcs.has_changes():
raise the.program.FatalError(
'repo has local changes: %s\n'
'Hint: see "%s stage-revert --help"' %
( the.repo.name, the.program.name ) )
# check status
walker = CopyInWalker( files )
walker.walk()
# make sure all files are added to version control
if the.verbose >= 1: print "adding files"
the.repo.vcs.add( files )
# commit repo
if the.verbose >= 1: print "committing " + the.repo.dir
the.repo.vcs.commit()
@staticmethod
def expand_home_dir_files( files ):
"""Returns a unique, sorted list of relative filenames, calculated from the list
provided, which is made up from individual files and directories
relative to the CWD. Directories and are not recursed in to, but
leading path components are also returned. Specified filenames must
exist in the home directory (although they may not exist in the repo).
"""
ret = set()
home_dir_prefix = os.path.realpath( the.full_home_dir ) + os.sep
# iterate through file list
for file in files:
parts = os.path.split( file )
abs_file = os.path.join(
os.path.realpath( parts[ 0 ] ), parts[ 1 ] )
# check the file is in the home directory
if abs_file[ : len( home_dir_prefix ) ] != home_dir_prefix:
raise the.program.FatalError(
'not under home directory: %s' % abs_file )
# relative file
rel_file = abs_file[ len( home_dir_prefix ) : ]
# check if file exists in home directory
if not os.path.lexists( abs_file ):
raise the.program.FatalError(
'not found in home directory: %s' % rel_file )
# append path parts
path = rel_file
while True:
path, dummy = os.path.split( path )
if len( path ): ret.add( path )
else: break
# append the file or directory
ret.add( rel_file )
return sorted( ret )
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