1
# Copyright (C) 2005, 2008 Aaron Bentley
2
# <aaron@aaronbentley.com>
4
# This program is free software; you can redistribute it and/or modify
5
# it under the terms of the GNU General Public License as published by
6
# the Free Software Foundation; either version 2 of the License, or
7
# (at your option) any later version.
9
# This program is distributed in the hope that it will be useful,
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12
# GNU General Public License for more details.
14
# You should have received a copy of the GNU General Public License
15
# along with this program; if not, write to the Free Software
16
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
1
from dotgraph import Node, dot_output, invoke_dot, invoke_dot_aa, NoDot, NoRsvg
2
from dotgraph import RSVG_OUTPUT_TYPES, DOT_OUTPUT_TYPES, Edge, invoke_dot_html
3
from bzrlib.branch import Branch
4
from bzrlib.errors import BzrCommandError, NoCommonRoot, NoSuchRevision
5
from bzrlib.fetch import greedy_fetch
6
from bzrlib.graph import node_distances, select_farthest
7
from bzrlib.revision import combined_graph, revision_graph
8
from bzrlib.revision import MultipleRevisionSources
9
from datetime import datetime
21
from bzrlib.branch import Branch
22
from bzrlib.errors import BzrCommandError, NoSuchRevision
23
from bzrlib.deprecated_graph import node_distances, select_farthest
24
from bzrlib.revision import NULL_REVISION
26
from bzrtools import short_committer
27
from dotgraph import (
41
15
mail_map = {'aaron.bentley@utoronto.ca' : 'Aaron Bentley',
42
16
'abentley@panoramicfeedback.com': 'Aaron Bentley',
43
17
'abentley@lappy' : 'Aaron Bentley',
90
70
if rev_id == 'null:':
91
return None, 'Null Revision', None, None
71
return None, 'Null Revision', None
93
73
rev = source.get_revision(rev_id)
94
74
except NoSuchRevision:
96
76
committer = '-'.join(rev_id.split('-')[:-2]).strip(' ')
97
77
if committer == '':
98
return None, None, None, None
78
return None, None, None
100
return None, None, None, None
80
return None, None, None
102
82
committer = short_committer(rev.committer)
103
83
if rev.message is not None:
104
84
message = rev.message.split('\n')[0]
105
85
gmtime = time.gmtime(rev.timestamp + (rev.timezone or 0))
106
date = time.strftime('%Y/%m/%d', gmtime)
107
nick = rev.properties.get('branch-nick')
86
date = time.strftime('%Y-%m-%d', gmtime)
108
87
if '@' in committer:
110
89
committer = mail_map[committer]
114
93
committer = committer_alias[committer]
117
return committer, message, nick, date
96
return committer, message, date
119
98
class Grapher(object):
121
99
def __init__(self, branch, other_branch=None):
122
100
object.__init__(self)
123
101
self.branch = branch
124
102
self.other_branch = other_branch
103
revision_a = self.branch.last_patch()
125
104
if other_branch is not None:
126
other_repo = other_branch.repository
127
revision_b = self.other_branch.last_revision()
105
greedy_fetch(branch, other_branch)
106
revision_b = self.other_branch.last_patch()
108
self.root, self.ancestors, self.descendants, self.common = \
109
combined_graph(revision_a, revision_b, self.branch)
110
except bzrlib.errors.NoCommonRoot:
111
raise bzrlib.errors.NoCommonAncestor(revision_a, revision_b)
131
self.graph = self.branch.repository.get_graph(other_repo)
132
revision_a = self.branch.last_revision()
133
self.scan_graph(revision_a, revision_b)
113
self.root, self.ancestors, self.descendants = \
114
revision_graph(revision_a, branch)
134
117
self.n_history = branch.revision_history()
135
self.n_revnos = branch.get_revision_id_to_revno_map()
136
self.distances = node_distances(self.descendants, self.ancestors,
118
self.distances = node_distances(self.descendants, self.ancestors,
138
120
if other_branch is not None:
139
121
self.base = select_farthest(self.distances, self.common)
140
self.m_history = other_branch.revision_history()
141
self.m_revnos = other_branch.get_revision_id_to_revno_map()
142
self.new_base = self.graph.find_unique_lca(revision_a,
144
self.lcas = self.graph.find_lca(revision_a, revision_b)
122
self.m_history = other_branch.revision_history()
149
125
self.m_history = []
152
def scan_graph(self, revision_a, revision_b):
153
a_ancestors = dict(self.graph.iter_ancestry([revision_a]))
154
self.ancestors = a_ancestors
155
self.root = NULL_REVISION
156
if revision_b is not None:
157
b_ancestors = dict(self.graph.iter_ancestry([revision_b]))
158
self.common = set(a_ancestors.keys())
159
self.common.intersection_update(b_ancestors)
160
self.ancestors.update(b_ancestors)
164
self.descendants = {}
166
for revision, parents in self.ancestors.iteritems():
167
self.descendants.setdefault(revision, [])
170
parents = [NULL_REVISION]
171
for parent in parents:
172
self.descendants.setdefault(parent, []).append(revision)
174
self.ancestors[ghost] = [NULL_REVISION]
177
def _get_revno_str(prefix, revno_map, revision_id):
179
revno = revno_map[revision_id]
182
return '%s%s' % (prefix, '.'.join(str(n) for n in revno))
184
127
def dot_node(self, node, num):
257
186
d_node.node_style.append('dotted')
261
def get_relations(self, collapse=False, max_distance=None):
190
def get_relations(self, collapse=False):
263
192
node_relations = []
266
exceptions = self.lcas.union([self.base, self.new_base])
267
visible_ancestors = compact_ancestors(self.descendants,
195
visible_ancestors = compact_ancestors(self.descendants,
196
self.ancestors, (self.base,))
271
visible_ancestors = {}
272
for revision, parents in self.ancestors.iteritems():
273
visible_ancestors[revision] = dict((p, 0) for p in parents)
274
if max_distance is not None:
275
min_distance = max(self.distances.values()) - max_distance
276
visible_ancestors = dict((n, p) for n, p in
277
visible_ancestors.iteritems() if
278
self.distances[n] >= min_distance)
198
visible_ancestors = self.ancestors
279
199
for node, parents in visible_ancestors.iteritems():
280
200
if node not in dot_nodes:
281
201
dot_nodes[node] = self.dot_node(node, num)
283
for parent, skipped in parents.iteritems():
203
if visible_ancestors is self.ancestors:
204
parent_iter = ((f, 0) for f in parents)
206
parent_iter = (f for f in parents.iteritems())
207
for parent, skipped in parent_iter:
284
208
if parent not in dot_nodes:
285
209
dot_nodes[parent] = self.dot_node(parent, num)
294
218
def write_ancestry_file(branch, filename, collapse=True, antialias=True,
295
merge_branch=None, ranking="forced", max_distance=None):
296
b = Branch.open_containing(branch)[0]
219
merge_branch=None, ranking="forced"):
220
b = Branch.open_containing(branch)
297
221
if merge_branch is not None:
298
m = Branch.open_containing(merge_branch)[0]
222
m = Branch.open_containing(merge_branch)
306
grapher = Grapher(b, m)
307
relations = grapher.get_relations(collapse, max_distance)
225
grapher = Grapher(b, m)
226
relations = grapher.get_relations(collapse)
314
228
ext = filename.split('.')[-1]
315
229
output = dot_output(relations, ranking)
317
231
if ext not in RSVG_OUTPUT_TYPES:
318
232
antialias = False
320
234
output = list(output)
322
236
invoke_dot_aa(output, filename, ext)
336
250
raise BzrCommandError("Can't find 'dot'. Please ensure Graphviz"\
337
" is installed correctly.")
251
" is installed correctly, or use --noantialias")
338
252
elif ext == 'dot' and not done:
339
253
my_file = file(filename, 'wb')
340
254
for fragment in output:
341
my_file.write(fragment.encode('utf-8'))
255
my_file.write(fragment)
342
256
elif ext == 'html':
344
258
invoke_dot_html(output, filename)
346
260
raise BzrCommandError("Can't find 'dot'. Please ensure Graphviz"\
347
" is installed correctly.")
261
" is installed correctly, or use --noantialias")
349
263
print "Unknown file extension: %s" % ext