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bzrlib/export/__init__.py
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"""
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import os
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import bzrlib.errors as errors
 
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import time
 
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from bzrlib import (
 
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    errors,
 
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    pyutils,
 
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    trace,
 
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    )
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# Maps format name => export function
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_exporters = {}
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    When requesting a specific type of export, load the respective path.
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    """
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    def _loader(tree, dest, root, subdir, filtered, per_file_timestamps):
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        mod = __import__(module, globals(), locals(), [funcname])
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        func = getattr(mod, funcname)
 
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    def _loader(tree, dest, root, subdir, filtered, force_mtime):
 
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        func = pyutils.get_named_object(module, funcname)
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        return func(tree, dest, root, subdir, filtered=filtered,
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                    per_file_timestamps=per_file_timestamps)
 
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                    force_mtime=force_mtime)
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    register_exporter(scheme, extensions, _loader)
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    if format not in _exporters:
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        raise errors.NoSuchExportFormat(format)
 
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    if not per_file_timestamps:
 
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        force_mtime = time.time()
 
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    else:
 
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        force_mtime = None
 
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    trace.mutter('export version %r', tree)
 
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    tree.lock_read()
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    try:
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        return _exporters[format](tree, dest, root, subdir, filtered=filtered,
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                                  per_file_timestamps=per_file_timestamps)
 
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                                  force_mtime=force_mtime)
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    finally:
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        tree.unlock()
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def get_root_name(dest):
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    """Get just the root name for an export.
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    >>> get_root_name('../mytest.tar')
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    'mytest'
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    >>> get_root_name('mytar.tar')
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    'mytar'
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    >>> get_root_name('mytar.tar.bz2')
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    'mytar'
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    >>> get_root_name('tar.tar.tar.tgz')
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    'tar.tar.tar'
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    >>> get_root_name('bzr-0.0.5.tar.gz')
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    'bzr-0.0.5'
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    >>> get_root_name('bzr-0.0.5.zip')
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    'bzr-0.0.5'
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    >>> get_root_name('bzr-0.0.5')
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    'bzr-0.0.5'
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    >>> get_root_name('a/long/path/mytar.tgz')
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    'mytar'
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    >>> get_root_name('../parent/../dir/other.tbz2')
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    'other'
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    """
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    global _exporter_extensions
 
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    if dest == '-':
 
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        # Exporting to -/foo doesn't make sense so use relative paths.
 
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        return ''
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    dest = os.path.basename(dest)
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    for ext in _exporter_extensions:
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        if dest.endswith(ext):
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    return dest
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def _export_iter_entries(tree, subdir):
 
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def _export_iter_entries(tree, subdir, skip_special=True):
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    """Iter the entries for tree suitable for exporting.
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    :param tree: A tree object.
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    :param subdir: None or the path of an entry to start exporting from.
 
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    :param skip_special: Whether to skip .bzr files.
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    """
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    inv = tree.inventory
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    if subdir is None:
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    for entry in entries:
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        # The .bzr* namespace is reserved for "magic" files like
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        # .bzrignore and .bzrrules - do not export these
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        if entry[0].startswith(".bzr"):
 
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        if skip_special and entry[0].startswith(".bzr"):
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            continue
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        if subdir is None:
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            if not tree.has_filename(entry[0]):
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register_lazy_exporter(None, [], 'bzrlib.export.dir_exporter', 'dir_exporter')
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register_lazy_exporter('dir', [], 'bzrlib.export.dir_exporter', 'dir_exporter')
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register_lazy_exporter('tar', ['.tar'], 'bzrlib.export.tar_exporter', 'tar_exporter')
 
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register_lazy_exporter('tar', ['.tar'], 'bzrlib.export.tar_exporter', 'plain_tar_exporter')
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register_lazy_exporter('tgz', ['.tar.gz', '.tgz'], 'bzrlib.export.tar_exporter', 'tgz_exporter')
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register_lazy_exporter('tbz2', ['.tar.bz2', '.tbz2'], 'bzrlib.export.tar_exporter', 'tbz_exporter')
 
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register_lazy_exporter('tlzma', ['.tar.lzma'], 'bzrlib.export.tar_exporter', 'tar_lzma_exporter')
 
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register_lazy_exporter('txz', ['.tar.xz'], 'bzrlib.export.tar_exporter', 'tar_xz_exporter')
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register_lazy_exporter('zip', ['.zip'], 'bzrlib.export.zip_exporter', 'zip_exporter')
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