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  • Committer: Tim Marston
  • Date: 2016-04-17 21:00:42 UTC
  • Revision ID: tim@ed.am-20160417210042-njcd725axg87i20j
renamed tools dir to dev

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lib/stdhome/repo.py
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# repo.py
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#
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# Copyright (C) 2013 Tim Marston <tim@edm.am>
 
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# Copyright (C) 2013 to 2014 Tim Marston <tim@edm.am>
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#
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# This file is part of stdhome (hereafter referred to as "this program").
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# See http://ed.am/dev/stdhome for more information.
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import os
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import the
 
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import the, util
 
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from vcs.vcs import Vcs
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class Repo:
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        def __init__( self, name ):
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                self.name = name
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                self.dir = '%s/%s' % ( the.dir, self.name )
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                self.expanded_dir = os.path.expanduser( self.dir )
 
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                self.dir = os.path.join( the.dir, self.name )
 
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                self.full_dir = util.canonicalise_path( self.dir )
 
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                self.vcs = False
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        def check_dir_exists( self, should_exist = True ):
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                condition = 'does not' if should_exist else 'already'
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                if os.path.exists( self.expanded_dir ) != should_exist:
 
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                if os.path.exists( self.full_dir ) != should_exist:
 
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                        error = 'does not exist' if should_exist else 'already exists'
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                        raise the.program.FatalError(
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                                'repository %s exists: %s' % ( condition, self.dir ) )
 
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                                'repository %s: %s' % ( error, self.dir ) )
 
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        def detect_vcs( self ):
 
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                if os.path.exists( self.full_dir ):
 
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                        for vcs in Vcs.vcses:
 
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                                instance = Vcs.instantiate_vcs( vcs, self.full_dir )
 
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                                if instance.has_authority():
 
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                                        if the.verbose >= 2: print "repo vcs: %s" % vcs
 
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                                        self.vcs = instance
 
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                                        break
 
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                        if self.vcs == False:
 
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                                raise the.program.FatalError(
 
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                                        'unknown vcs in repository: %s' % self.dir )
 
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        def set_vcs( self, vcs ):
 
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                if Vcs.vcses.count( vcs ) == 1:
 
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                        self.vcs = Vcs.instantiate_vcs( vcs, self.full_dir )
 
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                        if the.verbose >= 2: print "repo vcs: %s" % vcs
 
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                else:
 
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                        raise the.program.FatalError( 'unknown vcs requested: %s' % vcs )
 
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        def __str__( self ):
 
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                return "Repo( %s: %s )" % ( self.name, self.dir )