← Back to branch summary

~bzr-pqm/bzr/bzr.dev

« back to all changes in this revision

Viewing changes to bzrlib/info.py

  • Committer: Jelmer Vernooij
  • Date: 2011-12-14 12:15:44 UTC
  • mto: This revision was merged to the branch mainline in revision 6365.
  • Revision ID: jelmer@samba.org-20111214121544-v07cbvmi30re6q7w
s/NoVfsCalls/ContainsNoVfsCalls/.

Show diffs side-by-side

added added

removed removed

Lines of Context:
bzrlib/info.py
1
 
# Copyright (C) 2005, 2006, 2007 Canonical Ltd
 
1
# Copyright (C) 2005-2010 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
17
17
__all__ = ['show_bzrdir_info']
18
18
 
19
19
from cStringIO import StringIO
20
 
import os
21
20
import time
22
21
import sys
23
22
 
24
23
from bzrlib import (
25
24
    bzrdir,
26
 
    diff,
 
25
    controldir,
27
26
    errors,
28
27
    hooks as _mod_hooks,
29
28
    osutils,
78
77
        return ["  %*s: %s\n" % (max_len, l, u) for l, u in self.locs ]
79
78
 
80
79
 
81
 
def gather_location_info(repository, branch=None, working=None):
 
80
def gather_location_info(repository=None, branch=None, working=None,
 
81
        control=None):
82
82
    locs = {}
83
 
    repository_path = repository.bzrdir.root_transport.base
84
83
    if branch is not None:
85
 
        branch_path = branch.bzrdir.root_transport.base
 
84
        branch_path = branch.user_url
86
85
        master_path = branch.get_bound_location()
87
86
        if master_path is None:
88
87
            master_path = branch_path
89
88
    else:
90
89
        branch_path = None
91
90
        master_path = None
 
91
        try:
 
92
            if control is not None and control.get_branch_reference():
 
93
                locs['checkout of branch'] = control.get_branch_reference()
 
94
        except NotBranchError:
 
95
            pass
92
96
    if working:
93
 
        working_path = working.bzrdir.root_transport.base
 
97
        working_path = working.user_url
94
98
        if working_path != branch_path:
95
99
            locs['light checkout root'] = working_path
96
100
        if master_path != branch_path:
107
111
            locs['branch root'] = branch_path
108
112
    else:
109
113
        working_path = None
110
 
        if repository.is_shared():
 
114
        if repository is not None and repository.is_shared():
111
115
            # lightweight checkout of branch in shared repository
112
116
            if branch_path is not None:
113
117
                locs['repository branch'] = branch_path
114
118
        elif branch_path is not None:
115
119
            # standalone
116
120
            locs['branch root'] = branch_path
117
 
            if master_path != branch_path:
118
 
                locs['bound to branch'] = master_path
 
121
        elif repository is not None:
 
122
            locs['repository'] = repository.user_url
 
123
        elif control is not None:
 
124
            locs['control directory'] = control.user_url
119
125
        else:
120
 
            locs['repository'] = repository_path
121
 
    if repository.is_shared():
 
126
            # Really, at least a control directory should be
 
127
            # passed in for this method to be useful.
 
128
            pass
 
129
        if master_path != branch_path:
 
130
            locs['bound to branch'] = master_path
 
131
    if repository is not None and repository.is_shared():
122
132
        # lightweight checkout of branch in shared repository
123
 
        locs['shared repository'] = repository_path
124
 
    order = ['light checkout root', 'repository checkout root',
125
 
             'checkout root', 'checkout of branch', 'shared repository',
 
133
        locs['shared repository'] = repository.user_url
 
134
    order = ['control directory', 'light checkout root',
 
135
             'repository checkout root', 'checkout root',
 
136
             'checkout of branch', 'shared repository',
126
137
             'repository', 'repository branch', 'branch root',
127
138
             'bound to branch']
128
139
    return [(n, locs[n]) for n in order if n in locs]
160
171
        outfile.writelines(locs.get_lines())
161
172
 
162
173
 
 
174
def _show_control_dir_info(control, outfile):
 
175
    """Show control dir information."""
 
176
    if control._format.colocated_branches:
 
177
        outfile.write('\n')
 
178
        outfile.write('Control directory:\n')
 
179
        outfile.write('         %d branches\n' % len(control.list_branches()))
 
180
 
 
181
 
163
182
def _show_format_info(control=None, repository=None, branch=None,
164
183
                      working=None, outfile=None):
165
184
    """Show known formats for control, working, branch and repository."""
223
242
    """Show missing revisions in working tree."""
224
243
    branch = working.branch
225
244
    basis = working.basis_tree()
226
 
    work_inv = working.inventory
227
 
    branch_revno, branch_last_revision = branch.last_revision_info()
 
245
    try:
 
246
        branch_revno, branch_last_revision = branch.last_revision_info()
 
247
    except errors.UnsupportedOperation:
 
248
        return
228
249
    try:
229
250
        tree_last_id = working.get_parent_ids()[0]
230
251
    except IndexError:
241
262
def _show_working_stats(working, outfile):
242
263
    """Show statistics about a working tree."""
243
264
    basis = working.basis_tree()
244
 
    work_inv = working.inventory
245
265
    delta = working.changes_from(basis, want_unchanged=True)
246
266
 
247
267
    outfile.write('\n')
262
282
    outfile.write('  %8d ignored\n' % ignore_cnt)
263
283
 
264
284
    dir_cnt = 0
265
 
    for file_id in work_inv:
266
 
        if (work_inv.get_file_kind(file_id) == 'directory' and
267
 
            not work_inv.is_root(file_id)):
 
285
    root_id = working.get_root_id()
 
286
    for path, entry in working.iter_entries_by_dir():
 
287
        if entry.kind == 'directory' and entry.file_id != root_id:
268
288
            dir_cnt += 1
269
289
    outfile.write('  %8d versioned %s\n' % (dir_cnt,
270
290
        plural(dir_cnt, 'subdirectory', 'subdirectories')))
272
292
 
273
293
def _show_branch_stats(branch, verbose, outfile):
274
294
    """Show statistics about a branch."""
275
 
    revno, head = branch.last_revision_info()
 
295
    try:
 
296
        revno, head = branch.last_revision_info()
 
297
    except errors.UnsupportedOperation:
 
298
        return {}
276
299
    outfile.write('\n')
277
300
    outfile.write('Branch history:\n')
278
301
    outfile.write('  %8d revision%s\n' % (revno, plural(revno)))
324
347
    try:
325
348
        tree = a_bzrdir.open_workingtree(
326
349
            recommend_upgrade=False)
327
 
    except (NoWorkingTree, NotLocalUrl):
 
350
    except (NoWorkingTree, NotLocalUrl, NotBranchError):
328
351
        tree = None
329
352
        try:
330
353
            branch = a_bzrdir.open_branch()
333
356
            try:
334
357
                repository = a_bzrdir.open_repository()
335
358
            except NoRepositoryPresent:
336
 
                # Return silently; cmd_info already returned NotBranchError
337
 
                # if no bzrdir could be opened.
338
 
                return
 
359
                lockable = None
 
360
                repository = None
339
361
            else:
340
362
                lockable = repository
341
363
        else:
346
368
        repository = branch.repository
347
369
        lockable = tree
348
370
 
349
 
    lockable.lock_read()
 
371
    if lockable is not None:
 
372
        lockable.lock_read()
350
373
    try:
351
374
        show_component_info(a_bzrdir, repository, branch, tree, verbose,
352
375
                            outfile)
353
376
    finally:
354
 
        lockable.unlock()
 
377
        if lockable is not None:
 
378
            lockable.unlock()
355
379
 
356
380
 
357
381
def show_component_info(control, repository, branch=None, working=None,
363
387
        verbose = 1
364
388
    if verbose is True:
365
389
        verbose = 2
366
 
    layout = describe_layout(repository, branch, working)
 
390
    layout = describe_layout(repository, branch, working, control)
367
391
    format = describe_format(control, repository, branch, working)
368
392
    outfile.write("%s (format: %s)\n" % (layout, format))
369
 
    _show_location_info(gather_location_info(repository, branch, working),
370
 
                        outfile)
 
393
    _show_location_info(
 
394
        gather_location_info(control=control, repository=repository,
 
395
            branch=branch, working=working),
 
396
        outfile)
371
397
    if branch is not None:
372
398
        _show_related_info(branch, outfile)
373
399
    if verbose == 0:
374
400
        return
375
401
    _show_format_info(control, repository, branch, working, outfile)
376
402
    _show_locking_info(repository, branch, working, outfile)
 
403
    _show_control_dir_info(control, outfile)
377
404
    if branch is not None:
378
405
        _show_missing_revisions_branch(branch, outfile)
379
406
    if working is not None:
391
418
    _show_repository_stats(repository, stats, outfile)
392
419
 
393
420
 
394
 
def describe_layout(repository=None, branch=None, tree=None):
 
421
def describe_layout(repository=None, branch=None, tree=None, control=None):
395
422
    """Convert a control directory layout into a user-understandable term
396
423
 
397
424
    Common outputs include "Standalone tree", "Repository branch" and
398
425
    "Checkout".  Uncommon outputs include "Unshared repository with trees"
399
426
    and "Empty control directory"
400
427
    """
 
428
    if branch is None and control is not None:
 
429
        try:
 
430
            branch_reference = control.get_branch_reference()
 
431
        except NotBranchError:
 
432
            pass
 
433
        else:
 
434
            if branch_reference is not None:
 
435
                return "Dangling branch reference"
401
436
    if repository is None:
402
437
        return 'Empty control directory'
403
438
    if branch is None and tree is None:
420
455
        if branch is None and tree is not None:
421
456
            phrase = "branchless tree"
422
457
        else:
423
 
            if (tree is not None and tree.bzrdir.root_transport.base !=
424
 
                branch.bzrdir.root_transport.base):
 
458
            if (tree is not None and tree.user_url !=
 
459
                branch.user_url):
425
460
                independence = ''
426
461
                phrase = "Lightweight checkout"
427
462
            elif branch.get_bound_location() is not None:
446
481
    """
447
482
    candidates  = []
448
483
    if (branch is not None and tree is not None and
449
 
        branch.bzrdir.root_transport.base !=
450
 
        tree.bzrdir.root_transport.base):
 
484
        branch.user_url != tree.user_url):
451
485
        branch = None
452
486
        repository = None
453
 
    non_aliases = set(bzrdir.format_registry.keys())
454
 
    non_aliases.difference_update(bzrdir.format_registry.aliases())
 
487
    non_aliases = set(controldir.format_registry.keys())
 
488
    non_aliases.difference_update(controldir.format_registry.aliases())
455
489
    for key in non_aliases:
456
 
        format = bzrdir.format_registry.make_bzrdir(key)
 
490
        format = controldir.format_registry.make_bzrdir(key)
457
491
        if isinstance(format, bzrdir.BzrDirMetaFormat1):
458
492
            if (tree and format.workingtree_format !=
459
493
                tree._format):
471
505
        return 'unnamed'
472
506
    candidates.sort()
473
507
    new_candidates = [c for c in candidates if not
474
 
        bzrdir.format_registry.get_info(c).hidden]
 
508
        controldir.format_registry.get_info(c).hidden]
475
509
    if len(new_candidates) > 0:
476
510
        # If there are any non-hidden formats that match, only return those to
477
511
        # avoid listing hidden formats except when only a hidden format will
484
518
    """Hooks for the info command."""
485
519
 
486
520
    def __init__(self):
487
 
        super(InfoHooks, self).__init__()
488
 
        self.create_hook(_mod_hooks.HookPoint('repository',
 
521
        super(InfoHooks, self).__init__("bzrlib.info", "hooks")
 
522
        self.add_hook('repository',
489
523
            "Invoked when displaying the statistics for a repository. "
490
524
            "repository is called with a statistics dictionary as returned "
491
 
            "by the repository and a file-like object to write to.", (1, 15), 
492
 
            None))
 
525
            "by the repository and a file-like object to write to.", (1, 15))
493
526
 
494
527
 
495
528
hooks = InfoHooks()