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Diffstat (limited to 'libbe/command/diff.py')
| -rw-r--r-- | libbe/command/diff.py | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/libbe/command/diff.py b/libbe/command/diff.py new file mode 100644 index 0000000..c5c34f9 --- /dev/null +++ b/libbe/command/diff.py @@ -0,0 +1,133 @@ +# Copyright (C) 2005-2009 Aaron Bentley and Panometrics, Inc. +# Gianluca Montecchi <gian@grys.it> +# 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. + +"""Compare bug reports with older tree""" +from libbe import cmdutil, bugdir, diff +import os +__desc__ = __doc__ + +def execute(args, manipulate_encodings=True, restrict_file_access=False, + dir="."): + """ + >>> import os + >>> bd = bugdir.SimpleBugDir() + >>> bd.set_sync_with_disk(True) + >>> original = bd.vcs.commit("Original status") + >>> bug = bd.bug_from_uuid("a") + >>> bug.status = "closed" + >>> changed = bd.vcs.commit("Closed bug a") + >>> os.chdir(bd.root) + >>> if bd.vcs.versioned == True: + ... execute([original], manipulate_encodings=False) + ... else: + ... print "Modified bugs:\\n a:cm: Bug A\\n Changed bug settings:\\n status: open -> closed" + Modified bugs: + a:cm: Bug A + Changed bug settings: + status: open -> closed + >>> if bd.vcs.versioned == True: + ... execute(["--subscribe", "%(bugdir_id)s:mod", "--uuids", original], + ... manipulate_encodings=False) + ... else: + ... print "a" + a + >>> if bd.vcs.versioned == False: + ... execute([original], manipulate_encodings=False) + ... else: + ... raise cmdutil.UsageError('This directory is not revision-controlled.') + Traceback (most recent call last): + ... + UsageError: This directory is not revision-controlled. + >>> bd.cleanup() + """ % {'bugdir_id':diff.BUGDIR_ID} + parser = get_parser() + options, args = parser.parse_args(args) + cmdutil.default_complete(options, args, parser) + if len(args) == 0: + revision = None + if len(args) == 1: + revision = args[0] + if len(args) > 1: + raise cmdutil.UsageError('Too many arguments.') + try: + subscriptions = diff.subscriptions_from_string( + options.subscribe) + except ValueError, e: + raise cmdutil.UsageError(e.msg) + bd = bugdir.BugDir(from_disk=True, + manipulate_encodings=manipulate_encodings, + root=dir) + if bd.vcs.versioned == False: + raise cmdutil.UsageError('This directory is not revision-controlled.') + if options.dir == None: + if revision == None: # get the most recent revision + revision = bd.vcs.revision_id(-1) + old_bd = bd.duplicate_bugdir(revision) + else: + old_bd_current = bugdir.BugDir(root=os.path.abspath(options.dir), + from_disk=True, + manipulate_encodings=False) + if revision == None: # use the current working state + old_bd = old_bd_current + else: + if old_bd_current.vcs.versioned == False: + raise cmdutil.UsageError('%s is not revision-controlled.' + % options.dir) + old_bd = old_bd_current.duplicate_bugdir(revision) + d = diff.Diff(old_bd, bd) + tree = d.report_tree(subscriptions) + + if options.uuids == True: + uuids = [] + bugs = tree.child_by_path('/bugs') + for bug_type in bugs: + uuids.extend([bug.name for bug in bug_type]) + print '\n'.join(uuids) + else : + rep = tree.report_string() + if rep != None: + print rep + bd.remove_duplicate_bugdir() + if options.dir != None and revision != None: + old_bd_current.remove_duplicate_bugdir() + +def get_parser(): + parser = cmdutil.CmdOptionParser("be diff [options] REVISION") + parser.add_option("-d", "--dir", dest="dir", metavar="DIR", + help="Compare with repository in DIR instead of the current directory.") + parser.add_option("-s", "--subscribe", dest="subscribe", metavar="SUBSCRIPTION", + help="Only print changes matching SUBSCRIPTION, subscription is a comma-separ\ated list of ID:TYPE tuples. See `be subscribe --help` for descriptions of ID and TYPE.") + parser.add_option("-u", "--uuids", action="store_true", dest="uuids", + help="Only print the bug UUIDS.", default=False) + return parser + +longhelp=""" +Uses the VCS to compare the current tree with a previous tree, and +prints a pretty report. If REVISION is given, it is a specifier for +the particular previous tree to use. Specifiers are specific to their +VCS. + +For Arch your specifier must be a fully-qualified revision name. + +Besides the standard summary output, you can use the options to output +UUIDS for the different categories. This output can be used as the +input to 'be show' to get an understanding of the current status. +""" + +def help(): + return get_parser().help_str() + longhelp |