# Copyright (C) 2005 Aaron Bentley and Panometrics, Inc.
# <abentley@panoramicfeedback.com>
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import bugdir
import plugin
import locale
import os
import optparse
from textwrap import TextWrapper
from StringIO import StringIO
import utility
class UserError(Exception):
def __init__(self, msg):
Exception.__init__(self, msg)
class UserErrorWrap(UserError):
def __init__(self, exception):
UserError.__init__(self, str(exception))
self.exception = exception
def get_bug(spec, bug_dir=None):
matches = []
try:
if bug_dir is None:
bug_dir = bugdir.tree_root('.')
except bugdir.NoBugDir, e:
raise UserErrorWrap(e)
bugs = list(bug_dir.list())
for bug in bugs:
if bug.uuid.startswith(spec):
matches.append(bug)
if len(matches) > 1:
raise UserError("More than one bug matches %s. Please be more"
" specific." % spec)
if len(matches) == 1:
return matches[0]
matches = []
if len(matches) == 0:
raise UserError("No bug matches %s" % spec)
return matches[0]
def iter_commands():
for name, module in plugin.iter_plugins("becommands"):
yield name.replace("_", "-"), module
def get_command(command_name):
"""Retrieves the module for a user command
>>> get_command("asdf")
Traceback (most recent call last):
UserError: Unknown command asdf
>>> repr(get_command("list")).startswith("<module 'becommands.list' from ")
True
"""
cmd = plugin.get_plugin("becommands", command_name.replace("-", "_"))
if cmd is None:
raise UserError("Unknown command %s" % command_name)
return cmd
def execute(cmd, args):
encoding = locale.getpreferredencoding() or 'ascii'
return get_command(cmd).execute([a.decode(encoding) for a in args])
def help(cmd=None):
if cmd != None:
return get_command(cmd).help()
else:
cmdlist = []
for name, module in iter_commands():
cmdlist.append((name, module.__desc__))
longest_cmd_len = max([len(name) for name,desc in cmdlist])
ret = ["Bugs Everywhere - Distributed bug tracking\n",
"Supported commands"]
for name, desc in cmdlist:
numExtraSpaces = longest_cmd_len-len(name)
ret.append("be %s%*s %s" % (name, numExtraSpaces, "", desc))
return "\n".join(ret)
class GetHelp(Exception):
pass
class UsageError(Exception):
pass
def raise_get_help(option, opt, value, parser):
raise GetHelp
def iter_comment_name(bug, unique_name):
"""Iterate through id, comment pairs, in date order.
(This is a user-friendly id, not the comment uuid)
"""
def key(comment):
return comment.time
for num, comment in enumerate(sorted(bug.list_comments(), key=key)):
yield ("%s:%d" % (unique_name, num+1), comment)
def comment_from_name(bug, unique_name, name):
"""Use a comment name to look up a comment"""
for cur_name, comment in iter_comment_name(bug, unique_name):
if name == cur_name:
return comment
raise KeyError(name)
def get_bug_and_comment(identifier, bug_dir=None):
ids = identifier.split(':')
bug = get_bug(ids[0], bug_dir)
if len(ids) == 2:
comment = comment_from_name(bug, ids[0], identifier)
else:
comment = None
return bug, comment
class CmdOptionParser(optparse.OptionParser):
def __init__(self, usage):
optparse.OptionParser.__init__(self, usage)
self.remove_option("-h")
self.add_option("-h", "--help", action="callback",
callback=raise_get_help, help="Print a help message")
def error(self, message):
raise UsageError(message)
def iter_options(self):
return iter_combine([self._short_opt.iterkeys(),
self._long_opt.iterkeys()])
def help_str(self):
fs = utility.FileString()
self.print_help(fs)
return fs.str
def underlined(instring):
"""Produces a version of a string that is underlined with '='
>>> underlined("Underlined String")
'Underlined String\\n================='
"""
return "%s\n%s" % (instring, "="*len(instring))
def print_threaded_comments(comments, name_map, indent=""):
"""Print a threaded display of comments"""
tw = TextWrapper(initial_indent = indent, subsequent_indent = indent,
width=80)
for comment, children in comments:
s = StringIO()
print >> s, "--------- Comment ---------"
print >> s, "Name: %s" % name_map[comment.uuid]
print >> s, "From: %s" % comment.From
print >> s, "Date: %s\n" % utility.time_to_str(comment.time)
print >> s, comment.body.rstrip('\n')
s.seek(0)
for line in s:
print tw.fill(line).rstrip('\n')
print_threaded_comments(children, name_map, indent=indent+" ")
def bug_tree(dir=None):
"""Retrieve the bug tree specified by the user. If no directory is
specified, the current working directory is used.
:param dir: The directory to search for the bug tree in.
>>> bug_tree() is not None
True
>>> bug_tree("/")
Traceback (most recent call last):
UserErrorWrap: The directory "/" has no bug directory.
"""
if dir is None:
dir = os.getcwd()
try:
return bugdir.tree_root(dir)
except bugdir.NoBugDir, e:
raise UserErrorWrap(e)
def _test():
import doctest
import sys
doctest.testmod()
if __name__ == "__main__":
_test()
