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- Committer: Tim Marston
- Date: 2021-07-05 21:01:29 UTC
- Revision ID: tim@ed.am-20210705210129-gc746mez1vhzobz7
add stage-status command; add common stage notice to helps
- files added:
- dev
- files renamed:
- version => VERSION
- files modified:
- .bzrignore
added
removed
lib/stdhome/walker/copy_out.py
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import filecmp, os, shutil
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from walker import Walker
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import re
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from .copy_base import CopyBaseWalker
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import stdhome.the as the
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class CopyOutWalker( Walker ):
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from stdhome.file_matcher import FileMatcher
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class CopyOutWalker( CopyBaseWalker ):
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"""The copy-out walker traverses the repo, copying its content to the home
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directory. It is run *after* checking for conflicts that might occur during
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copy-out, so any conflicts that exist can be assumed to be unimportant and
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disposable. In other words, this will happily overwrite stuff in the home
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directory, without regard to its content.
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directory. During an update, it is run *after* checking for conflicts that
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might occur during copy-out, so any conflicts that exist can be assumed to
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be unimportant and disposable. In other words, this will happily overwrite
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stuff in the home directory, without regard to its content.
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Walker source: repo
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Walker destination: home dir
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that no longer exists in the repo
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"""
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def __init__( self, updated_files = None ):
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def __init__( self, walk_files = None, report = True ):
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CopyBaseWalker.__init__( self )
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self.src_dir = the.repo.full_dir
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self.dst_dir = the.full_home_dir
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self.walk_list = updated_files if updated_files is not None else \
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self.walk_list = walk_files if walk_files is not None else \
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self.generate_walk_list( the.repo.full_dir )
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self.accept_symlinks = list()
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def process( self, rel_file, src, dst ):
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# directory (in repo)
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if src.type == 'd':
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# if entity doesn't exist in home dir, create directory (no need to
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# recurse, since we're copying the whole directory)
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if dst.type == '_':
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if the.verbose > 1: print " _<d " + rel_file
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os.mkdir( dst.file )
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shutil.copystat( src.file, dst.file )
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return False
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# if entity is a directory in home dir, copy permissions, as
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# required (and recurse)
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elif dst.type == 'd':
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# TODO: should check permission and only do as necessary
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if the.verbose > 1: print " d<d " + rel_file
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shutil.copystat( src.file, dst.file )
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return True
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# TODO: if entity is a symlink to a directory, and this is
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# acceptable, just recurse
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# elif dst.link_type == 'd' and self.accept_list.match( rel_file ):
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# if the.verbose > 1: print " d@=d " + rel_file
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# return True
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# if entity is a file or symlink in home dir, replace it with
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# directory (no need to recurse, since we're copying the whole
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# directory)
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elif dst.type == 'f' or dst.type == 'l':
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if the.verbose > 1: print " %s<d %s" % ( dst.type, rel_file )
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os.unlink( dst.file )
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os.mkdir( dst.file )
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shutil.copystat( src.file, dst.file )
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return False
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else:
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raise NotImplementedError()
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# file (in repo)
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if src.type == 'f':
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# if entity doesn't exist in home dir, copy file
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if dst.type == '_':
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if the.verbose > 1: print " _<f " + rel_file
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shutil.copy( src.file, dst.file )
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shutil.copystat( src.file, dst.file )
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# if entity is a file in home dir, replace it only if it differs
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elif dst.type == 'f':
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if not filecmp.cmp( src.file, dst.file ):
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if the.verbose > 1: print " f<f " + rel_file
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os.unlink( dst.file )
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shutil.copy( src.file, dst.file )
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shutil.copystat( src.file, dst.file )
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else:
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if the.verbose > 1: print " f=f " + rel_file
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# if entity is a directory in home dir, replace it with file
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elif dst.type == 'd':
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if the.verbose > 1: print " d<f " + rel_file
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shutil.rmtree( dst.file )
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shutil.copy( src.file, dst.file )
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shutil.copystat( src.file, dst.file )
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# if entity is a symlink in home dir, replace it with file
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elif dst.type == 'l':
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if the.verbose > 1: print " l<f " + rel_file
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os.unlink( dst.file )
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shutil.copy( src.file, dst.file )
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shutil.copystat( src.file, dst.file )
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else:
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raise NotImplementedError()
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# link (in repo)
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if src.type == 'l':
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# if entity doesn't exist in home dir, copy symlink
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if dst.type == '_':
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if the.verbose > 1: print " _<l " + rel_file
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os.symlink( os.readlink( src.file ), dst.file )
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# if entity is a symlink in home dir, replace it only if it differs
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elif dst.type == 'l':
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if os.readlink( src.file ) != os.readlink( dst.file ):
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if the.verbose > 1: print " l<l " + rel_file
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os.unlink( dst.file )
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os.symlink( os.readlink( src.file ), dst.file )
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else:
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if the.verbose > 1: print " l=l " + rel_file
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# if entity is a file in home dir, replace it with file
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elif dst.type == 'f':
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if the.verbose > 1: print " f<l " + rel_file
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os.unlink( dst.file )
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os.symlink( os.readlink( src.file ), dst.file )
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# if entity is a directory in home dir, replace it with file
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elif dst.type == 'd':
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if the.verbose > 1: print " d<l " + rel_file
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shutil.rmtree( dst.file )
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os.symlink( os.readlink( src.file ), dst.file )
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else:
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raise NotImplementedError()
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# deleted file (in repo)
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if src.type == '_':
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# if entity doesn't exist in home dir, we're good
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if dst.type == '_':
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pass;
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# if entity is a file or symlink in home dir, delete it
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if dst.type == 'f' or dst.type == 'l':
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if the.verbose > 1: print " %s<_ %s" % ( dst.type, rel_file )
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os.unlink( dst.file )
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# if entity is a directory in home dir, delete it
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elif dst.type == 'd':
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if the.verbose > 1: print " d<_ " + rel_file
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shutil.rmtree( dst.file )
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else:
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raise NotImplementedError()
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# non-directories can not be recursed in to
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return False
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self.check_dst_symlinks = True
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self.check_dst_ignores = True
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self.report = report
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def print_op( self, rel_file, src, op, dst ):
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CopyBaseWalker.print_op( self, rel_file, src, op, dst )
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# verbose reporting
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if the.verbose >= 2:
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if op == '*': op = '<'
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print(" %s%s%s %s" % ( src, op, dst, rel_file ))
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