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# Copyright (C) 2005-2010 Aaron Bentley and Panometrics, Inc.
# Chris Ball <cjb@laptop.org>
# Gianluca Montecchi <gian@grys.it>
# Marien Zwart <marienz@gentoo.org>
# Thomas Gerigk <tgerigk@gmx.de>
# 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 libbe
import libbe.command
import libbe.command.util
import libbe.command.depend
class Target (libbe.command.Command):
"""Assorted bug target manipulations and queries
>>> import os, StringIO, sys
>>> import libbe.bugdir
>>> bd = libbe.bugdir.SimpleBugDir(memory=False)
>>> io = libbe.command.StringInputOutput()
>>> io.stdout = sys.stdout
>>> ui = libbe.command.UserInterface(io=io)
>>> ui.storage_callbacks.set_storage(bd.storage)
>>> cmd = Target(ui=ui)
>>> ret = ui.run(cmd, args=['/a'])
No target assigned.
>>> ret = ui.run(cmd, args=['/a', 'tomorrow'])
>>> ret = ui.run(cmd, args=['/a'])
tomorrow
>>> ui.io.stdout = StringIO.StringIO()
>>> ret = ui.run(cmd, {'resolve':True}, ['tomorrow'])
>>> output = ui.io.get_stdout().strip()
>>> target = bd.bug_from_uuid(output)
>>> print target.summary
tomorrow
>>> print target.severity
target
>>> ui.io.stdout = sys.stdout
>>> ret = ui.run(cmd, args=['/a', 'none'])
>>> ret = ui.run(cmd, args=['/a'])
No target assigned.
>>> ui.cleanup()
>>> bd.cleanup()
"""
name = 'target'
def __init__(self, *args, **kwargs):
libbe.command.Command.__init__(self, *args, **kwargs)
self.options.extend([
libbe.command.Option(name='resolve', short_name='r',
help="Print the UUID for the target bug whose summary "
"matches TARGET. If TARGET is not given, print the UUID "
"of the current bugdir target."),
])
self.args.extend([
libbe.command.Argument(
name='id', metavar='BUG-ID', optional=True,
completion_callback=libbe.command.util.complete_bug_id),
libbe.command.Argument(
name='target', metavar='TARGET', optional=True,
completion_callback=complete_target),
])
def _run(self, **params):
if params['resolve'] == False:
if params['id'] == None:
raise libbe.command.UserError('Please specify a bug id.')
else:
if params['target'] != None:
raise libbe.command.UserError('Too many arguments')
params['target'] = params.pop('id')
bugdir = self._get_bugdir()
if params['resolve'] == True:
bug = bug_from_target_summary(bugdir, params['target'])
if bug == None:
print >> self.stdout, 'No target assigned.'
else:
print >> self.stdout, bug.uuid
return 0
bug,dummy_comment = libbe.command.util.bug_comment_from_user_id(
bugdir, params['id'])
if params['target'] == None:
target = bug_target(bugdir, bug)
if target == None:
print >> self.stdout, 'No target assigned.'
else:
print >> self.stdout, target.summary
else:
if params['target'] == 'none':
target = remove_target(bugdir, bug)
else:
target = add_target(bugdir, bug, params['target'])
return 0
def usage(self):
return 'usage: be %(name)s BUG-ID [TARGET]\nor: be %(name)s --resolve [TARGET]' \
% vars(self)
def _long_help(self):
return """
Assorted bug target manipulations and queries.
If no target is specified, the bug's current target is printed. If
TARGET is specified, it will be assigned to the bug, creating a new
target bug if necessary.
Targets are free-form; any text may be specified. They will generally
be milestone names or release numbers. The value "none" can be used
to unset the target.
In the alternative `be target --resolve TARGET` form, print the UUID
of the target-bug with summary TARGET. If target is not given, return
use the bugdir's current target (see `be set`).
If you want to list all bugs blocking the current target, try
$ be depend --status -closed,fixed,wontfix --severity -target \
$(be target --resolve)
If you want to set the current bugdir target by summary (rather than
by UUID), try
$ be set target $(be target --resolve SUMMARY)
"""
def bug_from_target_summary(bugdir, summary=None):
if summary == None:
if bugdir.target == None:
return None
else:
return bugdir.bug_from_uuid(bugdir.target)
matched = []
for uuid in bugdir.uuids():
bug = bugdir.bug_from_uuid(uuid)
if bug.severity == 'target' and bug.summary == summary:
matched.append(bug)
if len(matched) == 0:
return None
if len(matched) > 1:
raise Exception('Several targets with same summary: %s'
% '\n '.join([bug.uuid for bug in matched]))
return matched[0]
def bug_target(bugdir, bug):
if bug.severity == 'target':
return bug
matched = []
for blocked in libbe.command.depend.get_blocks(bugdir, bug):
if blocked.severity == 'target':
matched.append(blocked)
if len(matched) == 0:
return None
if len(matched) > 1:
raise Exception('This bug (%s) blocks several targets: %s'
% (bug.uuid,
'\n '.join([b.uuid for b in matched])))
return matched[0]
def remove_target(bugdir, bug):
target = bug_target(bugdir, bug)
libbe.command.depend.remove_block(target, bug)
return target
def add_target(bugdir, bug, summary):
target = bug_from_target_summary(bugdir, summary)
if target == None:
target = bugdir.new_bug(summary=summary)
target.severity = 'target'
libbe.command.depend.add_block(target, bug)
return target
def targets(bugdir):
"""Generate all possible target bug summaries."""
bugdir.load_all_bugs()
for bug in bugdir:
if bug.severity == 'target':
yield bug.summary
def target_dict(bugdir):
"""
Return a dict with bug UUID keys and bug summary values for all
target bugs.
"""
ret = {}
bugdir.load_all_bugs()
for bug in bugdir:
if bug.severity == 'target':
ret[bug.uuid] = bug.summary
return ret
def complete_target(command, argument, fragment=None):
"""List possible command completions for fragment."""
return targets(command._get_bugdir())
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