293
@deprecated_function(deprecated_in((2, 2, 0)))
294
def get_trees_and_branches_to_diff(path_list, revision_specs, old_url, new_url,
296
"""Get the trees and specific files to diff given a list of paths.
298
This method works out the trees to be diff'ed and the files of
299
interest within those trees.
302
the list of arguments passed to the diff command
303
:param revision_specs:
304
Zero, one or two RevisionSpecs from the diff command line,
305
saying what revisions to compare.
307
The url of the old branch or tree. If None, the tree to use is
308
taken from the first path, if any, or the current working tree.
310
The url of the new branch or tree. If None, the tree to use is
311
taken from the first path, if any, or the current working tree.
313
if True and a view is set, apply the view or check that the paths
316
a tuple of (old_tree, new_tree, old_branch, new_branch,
317
specific_files, extra_trees) where extra_trees is a sequence of
318
additional trees to search in for file-ids. The trees and branches
321
op = cleanup.OperationWithCleanups(get_trees_and_branches_to_diff_locked)
322
return op.run_simple(path_list, revision_specs, old_url, new_url,
323
op.add_cleanup, apply_view=apply_view)
326
def get_trees_and_branches_to_diff_locked(
327
path_list, revision_specs, old_url, new_url, add_cleanup, apply_view=True):
328
"""Get the trees and specific files to diff given a list of paths.
330
This method works out the trees to be diff'ed and the files of
331
interest within those trees.
334
the list of arguments passed to the diff command
335
:param revision_specs:
336
Zero, one or two RevisionSpecs from the diff command line,
337
saying what revisions to compare.
339
The url of the old branch or tree. If None, the tree to use is
340
taken from the first path, if any, or the current working tree.
342
The url of the new branch or tree. If None, the tree to use is
343
taken from the first path, if any, or the current working tree.
345
a callable like Command.add_cleanup. get_trees_and_branches_to_diff
346
will register cleanups that must be run to unlock the trees, etc.
348
if True and a view is set, apply the view or check that the paths
351
a tuple of (old_tree, new_tree, old_branch, new_branch,
352
specific_files, extra_trees) where extra_trees is a sequence of
353
additional trees to search in for file-ids. The trees and branches
354
will be read-locked until the cleanups registered via the add_cleanup
278
def _get_trees_to_diff(path_list, revision_specs, old_url, new_url):
279
"""Get the trees and specific files to diff given a list of paths.
281
This method works out the trees to be diff'ed and the files of
282
interest within those trees.
285
the list of arguments passed to the diff command
286
:param revision_specs:
287
Zero, one or two RevisionSpecs from the diff command line,
288
saying what revisions to compare.
290
The url of the old branch or tree. If None, the tree to use is
291
taken from the first path, if any, or the current working tree.
293
The url of the new branch or tree. If None, the tree to use is
294
taken from the first path, if any, or the current working tree.
296
a tuple of (old_tree, new_tree, specific_files, extra_trees) where
297
extra_trees is a sequence of additional trees to search in for
357
300
# Get the old and new revision specs
358
301
old_revision_spec = None
381
324
default_location = path_list[0]
382
325
other_paths = path_list[1:]
384
def lock_tree_or_branch(wt, br):
387
add_cleanup(wt.unlock)
390
add_cleanup(br.unlock)
392
327
# Get the old location
393
328
specific_files = []
394
329
if old_url is None:
395
330
old_url = default_location
396
331
working_tree, branch, relpath = \
397
332
bzrdir.BzrDir.open_containing_tree_or_branch(old_url)
398
lock_tree_or_branch(working_tree, branch)
399
333
if consider_relpath and relpath != '':
400
if working_tree is not None and apply_view:
401
views.check_path_in_view(working_tree, relpath)
402
334
specific_files.append(relpath)
403
335
old_tree = _get_tree_to_diff(old_revision_spec, working_tree, branch)
406
337
# Get the new location
407
338
if new_url is None:
409
340
if new_url != old_url:
410
341
working_tree, branch, relpath = \
411
342
bzrdir.BzrDir.open_containing_tree_or_branch(new_url)
412
lock_tree_or_branch(working_tree, branch)
413
343
if consider_relpath and relpath != '':
414
if working_tree is not None and apply_view:
415
views.check_path_in_view(working_tree, relpath)
416
344
specific_files.append(relpath)
417
345
new_tree = _get_tree_to_diff(new_revision_spec, working_tree, branch,
418
346
basis_is_default=working_tree is None)
421
348
# Get the specific files (all files is None, no files is [])
422
349
if make_paths_wt_relative and working_tree is not None:
424
from bzrlib.builtins import safe_relpath_files
425
other_paths = safe_relpath_files(working_tree, other_paths,
426
apply_view=apply_view)
427
except errors.FileInWrongBranch:
428
raise errors.BzrCommandError("Files are in different branches")
350
other_paths = _relative_paths_in_tree(working_tree, other_paths)
429
351
specific_files.extend(other_paths)
430
352
if len(specific_files) == 0:
431
353
specific_files = None
432
if (working_tree is not None and working_tree.supports_views()
434
view_files = working_tree.views.lookup_view()
436
specific_files = view_files
437
view_str = views.view_display_str(view_files)
438
note("*** Ignoring files outside view. View is %s" % view_str)
440
355
# Get extra trees that ought to be searched for file-ids
441
356
extra_trees = None
442
357
if working_tree is not None and working_tree not in (old_tree, new_tree):
443
358
extra_trees = (working_tree,)
444
return old_tree, new_tree, old_branch, new_branch, specific_files, extra_trees
359
return old_tree, new_tree, specific_files, extra_trees
447
362
def _get_tree_to_diff(spec, tree=None, branch=None, basis_is_default=True):
458
373
return spec.as_tree(branch)
376
def _relative_paths_in_tree(tree, paths):
377
"""Get the relative paths within a working tree.
379
Each path may be either an absolute path or a path relative to the
380
current working directory.
383
for filename in paths:
385
result.append(tree.relpath(osutils.dereference_path(filename)))
386
except errors.PathNotChild:
387
raise errors.BzrCommandError("Files are in different branches")
461
391
def show_diff_trees(old_tree, new_tree, to_file, specific_files=None,
462
392
external_diff_options=None,
463
393
old_label='a/', new_label='b/',
464
394
extra_trees=None,
465
395
path_encoding='utf8',
468
397
"""Show in text form the changes from one tree to another.
470
:param to_file: The output stream.
471
:param specific_files:Include only changes to these files - None for all
473
:param external_diff_options: If set, use an external GNU diff and pass
475
:param extra_trees: If set, more Trees to use for looking up file ids
476
:param path_encoding: If set, the path will be encoded as specified,
477
otherwise is supposed to be utf8
478
:param format_cls: Formatter class (DiffTree subclass)
403
Include only changes to these files - None for all changes.
405
external_diff_options
406
If set, use an external GNU diff and pass these options.
409
If set, more Trees to use for looking up file ids
412
If set, the path will be encoded as specified, otherwise is supposed
480
if format_cls is None:
481
format_cls = DiffTree
482
415
old_tree.lock_read()
484
417
if extra_trees is not None:
503
436
def _patch_header_date(tree, file_id, path):
504
437
"""Returns a timestamp suitable for use in a patch header."""
506
mtime = tree.get_file_mtime(file_id, path)
507
except errors.FileTimestampUnavailable:
438
mtime = tree.get_file_mtime(file_id, path)
509
439
return timestamp.format_patch_date(mtime)
442
@deprecated_function(one_three)
443
def get_prop_change(meta_modified):
445
return " (properties changed)"
512
449
def get_executable_change(old_is_x, new_is_x):
513
450
descr = { True:"+x", False:"-x", None:"??" }
514
451
if old_is_x != new_is_x:
689
626
return self.CANNOT_DIFF
690
627
from_label = '%s%s\t%s' % (self.old_label, old_path, old_date)
691
628
to_label = '%s%s\t%s' % (self.new_label, new_path, new_date)
692
return self.diff_text(from_file_id, to_file_id, from_label, to_label,
629
return self.diff_text(from_file_id, to_file_id, from_label, to_label)
695
def diff_text(self, from_file_id, to_file_id, from_label, to_label,
696
from_path=None, to_path=None):
631
def diff_text(self, from_file_id, to_file_id, from_label, to_label):
697
632
"""Diff the content of given files in two trees
699
634
:param from_file_id: The id of the file in the from tree. If None,
701
636
:param to_file_id: The id of the file in the to tree. This may refer
702
637
to a different file from from_file_id. If None,
703
638
the file is not present in the to tree.
704
:param from_path: The path in the from tree or None if unknown.
705
:param to_path: The path in the to tree or None if unknown.
707
def _get_text(tree, file_id, path):
640
def _get_text(tree, file_id):
708
641
if file_id is not None:
709
return tree.get_file(file_id, path).readlines()
642
return tree.get_file(file_id).readlines()
713
from_text = _get_text(self.old_tree, from_file_id, from_path)
714
to_text = _get_text(self.new_tree, to_file_id, to_path)
646
from_text = _get_text(self.old_tree, from_file_id)
647
to_text = _get_text(self.new_tree, to_file_id)
715
648
self.text_differ(from_label, from_text, to_label, to_text,
717
650
except errors.BinaryFile:
777
def _write_file(self, file_id, tree, prefix, relpath, force_temp=False,
779
if not force_temp and isinstance(tree, WorkingTree):
780
return tree.abspath(tree.id2path(file_id))
708
def _write_file(self, file_id, tree, prefix, relpath):
782
709
full_path = osutils.pathjoin(self._root, prefix, relpath)
783
if not force_temp and self._try_symlink_root(tree, prefix):
710
if self._try_symlink_root(tree, prefix):
785
712
parent_dir = osutils.dirname(full_path)
801
mtime = tree.get_file_mtime(file_id)
802
except errors.FileTimestampUnavailable:
805
os.utime(full_path, (mtime, mtime))
807
osutils.make_readonly(full_path)
727
osutils.make_readonly(full_path)
728
mtime = tree.get_file_mtime(file_id)
729
os.utime(full_path, (mtime, mtime))
810
def _prepare_files(self, file_id, old_path, new_path, force_temp=False,
811
allow_write_new=False):
732
def _prepare_files(self, file_id, old_path, new_path):
812
733
old_disk_path = self._write_file(file_id, self.old_tree, 'old',
813
old_path, force_temp)
814
735
new_disk_path = self._write_file(file_id, self.new_tree, 'new',
815
new_path, force_temp,
816
allow_write=allow_write_new)
817
737
return old_disk_path, new_disk_path
819
739
def finish(self):
821
osutils.rmtree(self._root)
823
if e.errno != errno.ENOENT:
824
mutter("The temporary directory \"%s\" was not "
825
"cleanly removed: %s." % (self._root, e))
740
osutils.rmtree(self._root)
827
742
def diff(self, file_id, old_path, new_path, old_kind, new_kind):
828
743
if (old_kind, new_kind) != ('file', 'file'):
829
744
return DiffPath.CANNOT_DIFF
830
(old_disk_path, new_disk_path) = self._prepare_files(
831
file_id, old_path, new_path)
832
self._execute(old_disk_path, new_disk_path)
834
def edit_file(self, file_id):
835
"""Use this tool to edit a file.
837
A temporary copy will be edited, and the new contents will be
840
:param file_id: The id of the file to edit.
841
:return: The new contents of the file.
843
old_path = self.old_tree.id2path(file_id)
844
new_path = self.new_tree.id2path(file_id)
845
new_abs_path = self._prepare_files(file_id, old_path, new_path,
846
allow_write_new=True,
848
command = self._get_command(osutils.pathjoin('old', old_path),
849
osutils.pathjoin('new', new_path))
850
subprocess.call(command, cwd=self._root)
851
new_file = open(new_abs_path, 'r')
853
return new_file.read()
745
self._prepare_files(file_id, old_path, new_path)
746
self._execute(osutils.pathjoin('old', old_path),
747
osutils.pathjoin('new', new_path))
858
750
class DiffTree(object):
1017
909
new_kind = self.new_tree.kind(file_id)
1018
910
except (errors.NoSuchId, errors.NoSuchFile):
1020
self._diff(file_id, old_path, new_path, old_kind, new_kind)
1023
def _diff(self, file_id, old_path, new_path, old_kind, new_kind):
1024
913
result = DiffPath._diff_many(self.differs, file_id, old_path,
1025
914
new_path, old_kind, new_kind)
1026
915
if result is DiffPath.CANNOT_DIFF: