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  • Committer: Robert Collins
  • Date: 2005-09-28 05:43:19 UTC
  • mto: (147.2.6) (364.1.3 bzrtools)
  • mto: This revision was merged to the branch mainline in revision 324.
  • Revision ID: robertc@robertcollins.net-20050928054319-2c2e9e3048bbc215
find_branch -> open_containing change

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clean_tree.py
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import errno
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import os
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import shutil
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import sys
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from bzrlib.osutils import has_symlinks, isdir
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from bzrlib.trace import note
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from bzrlib.workingtree import WorkingTree
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def is_detritus(subp):
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    """Return True if the supplied path is detritus, False otherwise"""
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    return subp.endswith('.THIS') or subp.endswith('.BASE') or\
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        subp.endswith('.OTHER') or subp.endswith('~') or subp.endswith('.tmp')
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def iter_deletables(tree, unknown=False, ignored=False, detritus=False):
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    """Iterate through files that may be deleted"""
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    for subp in tree.extras():
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        if detritus and is_detritus(subp):
 
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from bzrlib.branch import Branch
 
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def clean_tree(unknowns=True, ignored=False):
 
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    def deletables(tree):
 
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        for subp in tree.extras():
 
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            if tree.is_ignored(subp):
 
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                if not ignored:
 
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                    continue
 
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            else:
 
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                if not unknowns:
 
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                    continue
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            yield tree.abspath(subp), subp
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            continue
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        if tree.is_ignored(subp):
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            if ignored:
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                yield tree.abspath(subp), subp
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        else:
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            if unknown:
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                yield tree.abspath(subp), subp
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def clean_tree(directory, unknown=False, ignored=False, detritus=False, 
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               dry_run=False, no_prompt=False):
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    """Remove files in the specified classes from the tree"""
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    tree = WorkingTree.open_containing(directory)[0]
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    tree.lock_read()
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    try:
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        deletables = list(iter_deletables(tree, unknown=unknown,
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            ignored=ignored, detritus=detritus))
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        if len(deletables) == 0:
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            note('Nothing to delete.')
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            return 0
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        if not no_prompt:
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            for path, subp in deletables:
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                print subp
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            val = raw_input('Are you sure you wish to delete these [y/N]?')
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            if val.lower() not in ('y', 'yes'):
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                print 'Canceled'
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                return 0
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        delete_items(deletables, dry_run=dry_run)
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    finally:
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        tree.unlock()
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def delete_items(deletables, dry_run=False):
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    """Delete files in the deletables iterable"""
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    has_deleted = False
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    for path, subp in deletables:
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        if not has_deleted:
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            note("deleting paths:")
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            has_deleted = True
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        note('  ' + subp)
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        if not dry_run:
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            if isdir(path):
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                shutil.rmtree(path)
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            else:
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                os.unlink(path)
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    if not has_deleted:
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        note("No files deleted.")
 
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    br = Branch('.')
 
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    tree = br.working_tree()
 
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    printed_once = False
 
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    for path, subp in deletables(tree):
 
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        if not printed_once:
 
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            print "deleting paths:"
 
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            printed_once = True
 
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        print ' ', subp
 
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        try:
 
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            os.unlink(path)
 
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        except OSError, e:
 
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            if e.errno != errno.EISDIR:
 
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                raise
 
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            shutil.rmtree(path)