1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
|
# Copyright (C) 2005-2011 Aaron Bentley <abentley@panoramicfeedback.com>
# Ben Finney <benf@cybersource.com.au>
# Chris Ball <cjb@laptop.org>
# Gianluca Montecchi <gian@grys.it>
# Marien Zwart <marien.zwart@gmail.com>
# Phil Schumm <philschumm@gmail.com>
# W. Trevor King <wking@drexel.edu>
#
# This file is part of Bugs Everywhere.
#
# Bugs Everywhere is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation, either version 2 of the License, or (at your
# option) any later version.
#
# Bugs Everywhere is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Bugs Everywhere. If not, see <http://www.gnu.org/licenses/>.
"""Mercurial_ (hg) backend.
.. _Mercurial: http://mercurial.selenic.com/
"""
try:
import mercurial
import mercurial.dispatch
import mercurial.ui
except ImportError:
mercurial = None
try:
# mercurial >= 1.2
from mercurial.util import version
except ImportError:
try:
# mercurial <= 1.1.2
from mercurial.version import get_version as version
except ImportError:
version = None
import os
import os.path
import re
import shutil
import StringIO
import sys
import time # work around http://mercurial.selenic.com/bts/issue618
import libbe
import base
if libbe.TESTING == True:
import doctest
import unittest
def new():
return Hg()
class Hg(base.VCS):
""":class:`base.VCS` implementation for Mercurial.
"""
name='hg'
client=None # mercurial module
def __init__(self, *args, **kwargs):
base.VCS.__init__(self, *args, **kwargs)
self.versioned = True
self.__updated = [] # work around http://mercurial.selenic.com/bts/issue618
def _vcs_version(self):
if version == None:
return None
return version()
def _u_invoke_client(self, *args, **kwargs):
if 'cwd' not in kwargs:
kwargs['cwd'] = self.repo
assert len(kwargs) == 1, kwargs
fullargs = ['--cwd', kwargs['cwd']]
fullargs.extend(args)
cwd = os.getcwd()
output = StringIO.StringIO()
if self.version_cmp(1,9) >= 0:
req = mercurial.dispatch.request(fullargs, fout=output)
mercurial.dispatch.dispatch(req)
else:
stdout = sys.stdout
sys.stdout = output
mercurial.dispatch.dispatch(fullargs)
sys.stdout = stdout
os.chdir(cwd)
return output.getvalue().rstrip('\n')
def _vcs_get_user_id(self):
output = self._u_invoke_client(
'showconfig', 'ui.username').rstrip('\n')
if output != '':
return output
return None
def _vcs_detect(self, path):
"""Detect whether a directory is revision-controlled using Mercurial"""
if self._u_search_parent_directories(path, '.hg') != None:
return True
return False
def _vcs_root(self, path):
return self._u_invoke_client('root', cwd=path)
def _vcs_init(self, path):
self._u_invoke_client('init', cwd=path)
def _vcs_destroy(self):
vcs_dir = os.path.join(self.repo, '.hg')
if os.path.exists(vcs_dir):
shutil.rmtree(vcs_dir)
def _vcs_add(self, path):
self._u_invoke_client('add', path)
def _vcs_remove(self, path):
self._u_invoke_client('rm', '--force', path)
def _vcs_update(self, path):
self.__updated.append(path) # work around http://mercurial.selenic.com/bts/issue618
def _vcs_get_file_contents(self, path, revision=None):
if revision == None:
return base.VCS._vcs_get_file_contents(self, path, revision)
else:
return self._u_invoke_client('cat', '-r', revision, path)
def _vcs_path(self, id, revision):
manifest = self._u_invoke_client(
'manifest', '--rev', revision).splitlines()
return self._u_find_id_from_manifest(id, manifest, revision=revision)
def _vcs_isdir(self, path, revision):
output = self._u_invoke_client('manifest', '--rev', revision)
files = output.splitlines()
if path in files:
return False
return True
def _vcs_listdir(self, path, revision):
output = self._u_invoke_client('manifest', '--rev', revision)
files = output.splitlines()
path = path.rstrip(os.path.sep) + os.path.sep
return [self._u_rel_path(f, path) for f in files if f.startswith(path)]
def _vcs_commit(self, commitfile, allow_empty=False):
args = ['commit', '--logfile', commitfile]
output = self._u_invoke_client(*args)
# work around http://mercurial.selenic.com/bts/issue618
strings = ['nothing changed']
if self._u_any_in_string(strings, output) == True \
and len(self.__updated) > 0:
time.sleep(1)
for path in self.__updated:
os.utime(os.path.join(self.repo, path), None)
output = self._u_invoke_client(*args)
self.__updated = []
# end work around
if allow_empty == False:
strings = ['nothing changed']
if self._u_any_in_string(strings, output) == True:
raise base.EmptyCommit()
return self._vcs_revision_id(-1)
def _vcs_revision_id(self, index, style='id'):
if index > 0:
index -= 1
args = ['identify', '--rev', str(int(index)), '--%s' % style]
output = self._u_invoke_client(*args)
id = output.strip()
if id == '000000000000':
return None # before initial commit.
return id
def _diff(self, revision):
return self._u_invoke_client(
'diff', '-r', revision, '--git')
def _parse_diff(self, diff_text):
"""_parse_diff(diff_text) -> (new,modified,removed)
`new`, `modified`, and `removed` are lists of files.
Example diff text::
diff --git a/.be/dir/bugs/modified b/.be/dir/bugs/modified
--- a/.be/dir/bugs/modified
+++ b/.be/dir/bugs/modified
@@ -1,1 +1,1 @@ some value to be modified
-some value to be modified
\ No newline at end of file
+a new value
\ No newline at end of file
diff --git a/.be/dir/bugs/moved b/.be/dir/bugs/moved
deleted file mode 100644
--- a/.be/dir/bugs/moved
+++ /dev/null
@@ -1,1 +0,0 @@
-this entry will be moved
\ No newline at end of file
diff --git a/.be/dir/bugs/moved2 b/.be/dir/bugs/moved2
new file mode 100644
--- /dev/null
+++ b/.be/dir/bugs/moved2
@@ -0,0 +1,1 @@
+this entry will be moved
\ No newline at end of file
diff --git a/.be/dir/bugs/new b/.be/dir/bugs/new
new file mode 100644
--- /dev/null
+++ b/.be/dir/bugs/new
@@ -0,0 +1,1 @@
+this entry is new
\ No newline at end of file
diff --git a/.be/dir/bugs/removed b/.be/dir/bugs/removed
deleted file mode 100644
--- a/.be/dir/bugs/removed
+++ /dev/null
@@ -1,1 +0,0 @@
-this entry will be deleted
\ No newline at end of file
"""
new = []
modified = []
removed = []
lines = diff_text.splitlines()
for i,line in enumerate(lines):
if not line.startswith('diff '):
continue
file_a,file_b = line.split()[-2:]
assert file_a.startswith('a/'), \
'missformed file_a %s' % file_a
assert file_b.startswith('b/'), \
'missformed file_a %s' % file_b
file = file_a[2:]
assert file_b[2:] == file, \
'diff file missmatch %s != %s' % (file_a, file_b)
if lines[i+1].startswith('new '):
new.append(file)
elif lines[i+1].startswith('deleted '):
removed.append(file)
else:
modified.append(file)
return (new,modified,removed)
def _vcs_changed(self, revision):
return self._parse_diff(self._diff(revision))
if libbe.TESTING == True:
base.make_vcs_testcase_subclasses(Hg, sys.modules[__name__])
unitsuite =unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
suite = unittest.TestSuite([unitsuite, doctest.DocTestSuite()])
|
