aboutsummaryrefslogtreecommitdiffstats
path: root/interfaces/web/Bugs-Everywhere-Web/libbe/arch.py
blob: 2f45aa924fa497ff23ef0e84051be6bc89eb536f (plain) (blame)
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
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
# Copyright (C) 2005-2009 Aaron Bentley and Panometrics, Inc.
#                         Ben Finney <ben+python@benfinney.id.au>
#                         James Rowe <jnrowe@ukfsn.org>
#                         W. Trevor King <wking@drexel.edu>
#
# This program 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.
#
# This program 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 this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

import codecs
import os
import re
import shutil
import sys
import time
import unittest
import doctest

import config
from beuuid import uuid_gen
import rcs
from rcs import RCS

DEFAULT_CLIENT = "tla"

client = config.get_val("arch_client", default=DEFAULT_CLIENT)

def new():
    return Arch()

class Arch(RCS):
    name = "Arch"
    client = client
    versioned = True
    _archive_name = None
    _archive_dir = None
    _tmp_archive = False
    _project_name = None
    _tmp_project = False
    _arch_paramdir = os.path.expanduser("~/.arch-params")
    def _rcs_help(self):
        status,output,error = self._u_invoke_client("--help")
        return output
    def _rcs_detect(self, path):
        """Detect whether a directory is revision-controlled using Arch"""
        if self._u_search_parent_directories(path, "{arch}") != None :
            config.set_val("arch_client", client)
            return True
        return False
    def _rcs_init(self, path):
        self._create_archive(path)
        self._create_project(path)
        self._add_project_code(path)
    def _create_archive(self, path):
        # Create a new archive
        # http://regexps.srparish.net/tutorial-tla/new-archive.html#Creating_a_New_Archive
        assert self._archive_name == None
        id = self.get_user_id()
        name, email = self._u_parse_id(id)
        if email == None:
            email = "%s@example.com" % name
        trailer = "%s-%s" % ("bugs-everywhere-auto", uuid_gen()[0:8])
        self._archive_name = "%s--%s" % (email, trailer)
        self._archive_dir = "/tmp/%s" % trailer
        self._tmp_archive = True
        self._u_invoke_client("make-archive", self._archive_name,
                              self._archive_dir, directory=path)
    def _invoke_client(self, *args, **kwargs):
        """
        Invoke the client on our archive.
        """
        assert self._archive_name != None
        command = args[0]
        if len(args) > 1:
            tailargs = args[1:]
        else:
            tailargs = []
        arglist = [command, "-A", self._archive_name]
        arglist.extend(tailargs)
        args = tuple(arglist)
        return self._u_invoke_client(*args, **kwargs)
    def _remove_archive(self):
        assert self._tmp_archive == True
        assert self._archive_dir != None
        assert self._archive_name != None
        os.remove(os.path.join(self._arch_paramdir,
                               "=locations", self._archive_name))
        shutil.rmtree(self._archive_dir)
        self._tmp_archive = False
        self._archive_dir = False
        self._archive_name = False
    def _create_project(self, path):
        """
        Create a temporary Arch project in the directory PATH.  This
        project will be removed by
          __del__->cleanup->_rcs_cleanup->_remove_project
        """
        # http://mwolson.org/projects/GettingStartedWithArch.html
        # http://regexps.srparish.net/tutorial-tla/new-project.html#Starting_a_New_Project
        category = "bugs-everywhere"
        branch = "mainline"
        version = "0.1"
        self._project_name = "%s--%s--%s" % (category, branch, version)
        self._invoke_client("archive-setup", self._project_name,
                            directory=path)
        self._tmp_project = True
    def _remove_project(self):
        assert self._tmp_project == True
        assert self._project_name != None
        assert self._archive_dir != None
        shutil.rmtree(os.path.join(self._archive_dir, self._project_name))
        self._tmp_project = False
        self._project_name = False
    def _archive_project_name(self):
        assert self._archive_name != None
        assert self._project_name != None
        return "%s/%s" % (self._archive_name, self._project_name)
    def _adjust_naming_conventions(self, path):
        """
        By default, Arch restricts source code filenames to
          ^[_=a-zA-Z0-9].*$
        See
          http://regexps.srparish.net/tutorial-tla/naming-conventions.html
        Since our bug directory '.be' doesn't satisfy these conventions,
        we need to adjust them.
        
        The conventions are specified in
          project-root/{arch}/=tagging-method
        """
        tagpath = os.path.join(path, "{arch}", "=tagging-method")
        lines_out = []
        f = codecs.open(tagpath, "r", self.encoding)
        for line in f:
            if line.startswith("source "):
                lines_out.append("source ^[._=a-zA-X0-9].*$\n")
            else:
                lines_out.append(line)
        f.close()
        f = codecs.open(tagpath, "w", self.encoding)
        f.write("".join(lines_out))
        f.close()

    def _add_project_code(self, path):
        # http://mwolson.org/projects/GettingStartedWithArch.html
        # http://regexps.srparish.net/tutorial-tla/new-source.html
        # http://regexps.srparish.net/tutorial-tla/importing-first.html
        self._invoke_client("init-tree", self._project_name,
                              directory=path)
        self._adjust_naming_conventions(path)
        self._invoke_client("import", "--summary", "Began versioning",
                            directory=path)
    def _rcs_cleanup(self):
        if self._tmp_project == True:
            self._remove_project()
        if self._tmp_archive == True:
            self._remove_archive()

    def _rcs_root(self, path):
        if not os.path.isdir(path):
            dirname = os.path.dirname(path)
        else:
            dirname = path
        status,output,error = self._u_invoke_client("tree-root", dirname)
        root = output.rstrip('\n')
        
        self._get_archive_project_name(root)

        return root

    def _get_archive_name(self, root):
        status,output,error = self._u_invoke_client("archives")
        lines = output.split('\n')
        # e.g. output:
        # jdoe@example.com--bugs-everywhere-auto-2008.22.24.52
        #     /tmp/BEtestXXXXXX/rootdir
        # (+ repeats)
        for archive,location in zip(lines[::2], lines[1::2]):
            if os.path.realpath(location) == os.path.realpath(root):
                self._archive_name = archive
        assert self._archive_name != None

    def _get_archive_project_name(self, root):
        # get project names
        status,output,error = self._u_invoke_client("tree-version", directory=root)
        # e.g output
        # jdoe@example.com--bugs-everywhere-auto-2008.22.24.52/be--mainline--0.1
        archive_name,project_name = output.rstrip('\n').split('/')
        self._archive_name = archive_name
        self._project_name = project_name
    def _rcs_get_user_id(self):
        try:
            status,output,error = self._u_invoke_client('my-id')
            return output.rstrip('\n')
        except Exception, e:
            if 'no arch user id set' in e.args[0]:
                return None
            else:
                raise
    def _rcs_set_user_id(self, value):
        self._u_invoke_client('my-id', value)
    def _rcs_add(self, path):
        self._u_invoke_client("add-id", path)
        realpath = os.path.realpath(self._u_abspath(path))
        pathAdded = realpath in self._list_added(self.rootdir)
        if self.paranoid and not pathAdded:
            self._force_source(path)
    def _list_added(self, root):
        assert os.path.exists(root)
        assert os.access(root, os.X_OK)
        root = os.path.realpath(root)
        status,output,error = self._u_invoke_client("inventory", "--source",
                                                    "--both", "--all", root)
        inv_str = output.rstrip('\n')
        return [os.path.join(root, p) for p in inv_str.split('\n')]
    def _add_dir_rule(self, rule, dirname, root):
        inv_path = os.path.join(dirname, '.arch-inventory')
        f = codecs.open(inv_path, "a", self.encoding)
        f.write(rule)
        f.close()
        if os.path.realpath(inv_path) not in self._list_added(root):
            paranoid = self.paranoid
            self.paranoid = False
            self.add(inv_path)
            self.paranoid = paranoid
    def _force_source(self, path):
        rule = "source %s\n" % self._u_rel_path(path)
        self._add_dir_rule(rule, os.path.dirname(path), self.rootdir)
        if os.path.realpath(path) not in self._list_added(self.rootdir):
            raise CantAddFile(path)
    def _rcs_remove(self, path):
        if not '.arch-ids' in path:
            self._u_invoke_client("delete-id", path)
    def _rcs_update(self, path):
        pass
    def _rcs_get_file_contents(self, path, revision=None, binary=False):
        if revision == None:
            return RCS._rcs_get_file_contents(self, path, revision, binary=binary)
        else:
            status,output,error = \
                self._invoke_client("file-find", path, revision)
            relpath = output.rstrip('\n')
            abspath = os.path.join(self.rootdir, relpath)
            f = codecs.open(abspath, "r", self.encoding)
            contents = f.read()
            f.close()
            return contents
    def _rcs_duplicate_repo(self, directory, revision=None):
        if revision == None:
            RCS._rcs_duplicate_repo(self, directory, revision)
        else:
            status,output,error = \
                self._u_invoke_client("get", revision,directory)
    def _rcs_commit(self, commitfile, allow_empty=False):
        if allow_empty == False:
            # arch applies empty commits without complaining, so check first
            status,output,error = self._u_invoke_client("changes",expect=(0,1))
            if status == 0:
                raise rcs.EmptyCommit()
        summary,body = self._u_parse_commitfile(commitfile)
        args = ["commit", "--summary", summary]
        if body != None:
            args.extend(["--log-message",body])
        status,output,error = self._u_invoke_client(*args)
        revision = None
        revline = re.compile("[*] committed (.*)")
        match = revline.search(output)
        assert match != None, output+error
        assert len(match.groups()) == 1
        revpath = match.groups()[0]
        assert not " " in revpath, revpath
        assert revpath.startswith(self._archive_project_name()+'--')
        revision = revpath[len(self._archive_project_name()+'--'):]
        return revpath

class CantAddFile(Exception):
    def __init__(self, file):
        self.file = file
        Exception.__init__(self, "Can't automatically add file %s" % file)



rcs.make_rcs_testcase_subclasses(Arch, sys.modules[__name__])

unitsuite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
suite = unittest.TestSuite([unitsuite, doctest.DocTestSuite()])