/b-gtk/fix-viz

# 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

"""Graphical support for Bazaar using GTK.

This plugin includes:

gannotate         GTK+ annotate. 

gbranch           GTK+ branching. 

gcheckout         GTK+ checkout. 

gcommit           GTK+ commit dialog.

gconflicts        GTK+ conflicts. 

gdiff             Show differences in working tree in a GTK+ Window. 

ginit             Initialise a new branch.

ginfo             GTK+ branch info dialog

gloom             GTK+ loom browse dialog

gmerge            GTK+ merge dialog

gmissing          GTK+ missing revisions dialog. 

gpreferences      GTK+ preferences dialog. 

gpush             GTK+ push.

gsend             GTK+ send merge directive.

gstatus           GTK+ status dialog.

gtags             Manage branch tags.

visualise         Graphically visualise this branch. 

"""

import sys

import bzrlib

version_info = (0, 96, 0, 'dev', 1)

if version_info[3] == 'final':

    version_string = '%d.%d.%d' % version_info[:3]

else:

    version_string = '%d.%d.%d%s%d' % version_info

__version__ = version_string

required_bzrlib = (1, 6)

def check_bzrlib_version(desired):

    """Check that bzrlib is compatible.

    If version is < bzr-gtk version, assume incompatible.

    """

    bzrlib_version = bzrlib.version_info[:2]

    try:

        from bzrlib.trace import warning

    except ImportError:

        # get the message out any way we can

        from warnings import warn as warning

    if bzrlib_version < desired:

        from bzrlib.errors import BzrError

        warning('Installed Bazaar version %s is too old to be used with bzr-gtk'

                ' %s.' % (bzrlib.__version__, __version__))

        raise BzrError('Version mismatch: %r, %r' % (version_info, bzrlib.version_info) )

if version_info[2] == "final":

    check_bzrlib_version(required_bzrlib)

from bzrlib.trace import warning

if __name__ != 'bzrlib.plugins.gtk':

    warning("Not running as bzrlib.plugins.gtk, things may break.")

from bzrlib.lazy_import import lazy_import

lazy_import(globals(), """

from bzrlib import (

    branch,

    builtins,

    errors,

    merge_directive,

    workingtree,

    )

""")

from bzrlib.commands import Command, register_command, display_command

from bzrlib.errors import NotVersionedError, BzrCommandError, NoSuchFile

from bzrlib.option import Option

import os.path

def import_pygtk():

    try:

        import pygtk

    except ImportError:

        raise errors.BzrCommandError("PyGTK not installed.")

    pygtk.require('2.0')

    return pygtk

def set_ui_factory():

    import_pygtk()

    from ui import GtkUIFactory

    import bzrlib.ui

    bzrlib.ui.ui_factory = GtkUIFactory()

def data_basedirs():

    return [os.path.dirname(__file__),

             "/usr/share/bzr-gtk", 

             "/usr/local/share/bzr-gtk"]

def data_path(*args):

    for basedir in data_basedirs():

        path = os.path.join(basedir, *args)

        if os.path.exists(path):

            return path

    return None

def icon_path(*args):

    return data_path(os.path.join('icons', *args))

def open_display():

    pygtk = import_pygtk()

    try:

        import gtk

    except RuntimeError, e:

        if str(e) == "could not open display":

            raise NoDisplayError

    set_ui_factory()

    return gtk

class GTKCommand(Command):

    """Abstract class providing GTK specific run commands."""

    def run(self):

        open_display()

        dialog = self.get_gtk_dialog(os.path.abspath('.'))

        dialog.run()

class cmd_gbranch(GTKCommand):

    """GTK+ branching.

    """

    def get_gtk_dialog(self, path):

        from bzrlib.plugins.gtk.branch import BranchDialog

        return BranchDialog(path)

class cmd_gcheckout(GTKCommand):

    """ GTK+ checkout.

    """

    def get_gtk_dialog(self, path):

        from bzrlib.plugins.gtk.checkout import CheckoutDialog

        return CheckoutDialog(path)

class cmd_gpush(GTKCommand):

    """ GTK+ push.

    """

    takes_args = [ "location?" ]

    def run(self, location="."):

        (br, path) = branch.Branch.open_containing(location)

        open_display()

        from bzrlib.plugins.gtk.push import PushDialog

        dialog = PushDialog(br.repository, br.last_revision(), br)

        dialog.run()

class cmd_gloom(GTKCommand):

    """ GTK+ loom.

    """

    takes_args = [ "location?" ]

    def run(self, location="."):

        try:

            (tree, path) = workingtree.WorkingTree.open_containing(location)

            br = tree.branch

        except NoWorkingTree, e:

            (br, path) = branch.Branch.open_containing(location)

            tree = None

        open_display()

        from bzrlib.plugins.gtk.loom import LoomDialog

        dialog = LoomDialog(br, tree)

        dialog.run()

class cmd_gdiff(GTKCommand):

    """Show differences in working tree in a GTK+ Window.

    Otherwise, all changes for the tree are listed.

    """

    takes_args = ['filename?']

    takes_options = ['revision']

    @display_command

    def run(self, revision=None, filename=None):

        set_ui_factory()

        wt = workingtree.WorkingTree.open_containing(".")[0]

        wt.lock_read()

        try:

            branch = wt.branch

            if revision is not None:

                if len(revision) == 1:

                    tree1 = wt

                    revision_id = revision[0].as_revision_id(tree1.branch)

                    tree2 = branch.repository.revision_tree(revision_id)

                elif len(revision) == 2:

                    revision_id_0 = revision[0].as_revision_id(branch)

                    tree2 = branch.repository.revision_tree(revision_id_0)

                    revision_id_1 = revision[1].as_revision_id(branch)

                    tree1 = branch.repository.revision_tree(revision_id_1)

            else:

                tree1 = wt

                tree2 = tree1.basis_tree()

            from diff import DiffWindow

            import gtk

            window = DiffWindow()

            window.connect("destroy", gtk.main_quit)

            window.set_diff("Working Tree", tree1, tree2)

            if filename is not None:

                tree_filename = wt.relpath(filename)

                try:

                    window.set_file(tree_filename)

                except NoSuchFile:

                    if (tree1.path2id(tree_filename) is None and 

                        tree2.path2id(tree_filename) is None):

                        raise NotVersionedError(filename)

                    raise BzrCommandError('No changes found for file "%s"' % 

                                          filename)

            window.show()

            gtk.main()

        finally:

            wt.unlock()

def start_viz_window(branch, revisions, limit=None):

    """Start viz on branch with revision revision.

    :return: The viz window object.

    """

    from bzrlib.plugins.gtk.viz import BranchWindow

    return BranchWindow(branch, revisions, limit)

class cmd_visualise(Command):

    """Graphically visualise this branch.

    Opens a graphical window to allow you to see the history of the branch

    and relationships between revisions in a visual manner,

    The default starting point is latest revision on the branch, you can

    specify a starting point with -r revision.

    """

    takes_options = [

        "revision",

        Option('limit', "Maximum number of revisions to display.",

               int, 'count')]

    takes_args = [ "locations*" ]

    aliases = [ "visualize", "vis", "viz" ]

    def run(self, locations_list, revision=None, limit=None):

        set_ui_factory()

        if locations_list is None:

            locations_list = ["."]

        revids = []

        for location in locations_list:

            (br, path) = branch.Branch.open_containing(location)

            if revision is None:

                revids.append(br.last_revision())

            else:

                revids.append(revision[0].as_revision_id(br))

        import gtk

        pp = start_viz_window(br, revids, limit)

        pp.connect("destroy", lambda w: gtk.main_quit())

        pp.show()

        gtk.main()

class cmd_gannotate(GTKCommand):

    """GTK+ annotate.

    Browse changes to FILENAME line by line in a GTK+ window.

    """

    takes_args = ["filename", "line?"]

    takes_options = [

        Option("all", help="Show annotations on all lines."),

        Option("plain", help="Don't highlight annotation lines."),

        Option("line", type=int, argname="lineno",

               help="Jump to specified line number."),

        "revision",

    ]

    aliases = ["gblame", "gpraise"]

    def run(self, filename, all=False, plain=False, line='1', revision=None):

        gtk = open_display()

        try:

            line = int(line)

        except ValueError:

            raise BzrCommandError('Line argument ("%s") is not a number.' % 

                                  line)

        from annotate.gannotate import GAnnotateWindow

        from annotate.config import GAnnotateConfig

        from bzrlib.bzrdir import BzrDir

        wt, br, path = BzrDir.open_containing_tree_or_branch(filename)

        if wt is not None:

            tree = wt

        else:

            tree = br.basis_tree()

        file_id = tree.path2id(path)

        if file_id is None:

            raise NotVersionedError(filename)

        if revision is not None:

            if len(revision) != 1:

                raise BzrCommandError("Only 1 revion may be specified.")

            revision_id = revision[0].as_revision_id(br)

            tree = br.repository.revision_tree(revision_id)

        else:

            revision_id = getattr(tree, 'get_revision_id', lambda: None)()

        window = GAnnotateWindow(all, plain, branch=br)

        window.connect("destroy", lambda w: gtk.main_quit())

        config = GAnnotateConfig(window)

        window.show()

        br.lock_read()

        if wt is not None:

            wt.lock_read()

        try:

            window.annotate(tree, br, file_id)

            window.jump_to_line(line)

            gtk.main()

        finally:

            br.unlock()

            if wt is not None:

                wt.unlock()

class cmd_gcommit(GTKCommand):

    """GTK+ commit dialog

    Graphical user interface for committing revisions"""

    aliases = [ "gci" ]

    takes_args = []

    takes_options = []

    def run(self, filename=None):

        import os

        open_display()

        from commit import CommitDialog

        from bzrlib.errors import (BzrCommandError,

                                   NotBranchError,

                                   NoWorkingTree)

        wt = None

        br = None

        try:

            (wt, path) = workingtree.WorkingTree.open_containing(filename)

            br = wt.branch

        except NoWorkingTree, e:

            from dialog import error_dialog

            error_dialog(_i18n('Directory does not have a working tree'),

                         _i18n('Operation aborted.'))

            return 1 # should this be retval=3?

        # It is a good habit to keep things locked for the duration, but it

        # could cause difficulties if someone wants to do things in another

        # window... We could lock_read() until we actually go to commit

        # changes... Just a thought.

        wt.lock_write()

        try:

            dlg = CommitDialog(wt)

            return dlg.run()

        finally:

            wt.unlock()

class cmd_gstatus(GTKCommand):

    """GTK+ status dialog

    Graphical user interface for showing status 

    information."""

    aliases = [ "gst" ]

    takes_args = ['PATH?']

    takes_options = ['revision']

    def run(self, path='.', revision=None):

        import os

        gtk = open_display()

        from bzrlib.plugins.gtk.status import StatusWindow

        (wt, wt_path) = workingtree.WorkingTree.open_containing(path)

        if revision is not None:

            try:

                revision_id = revision[0].as_revision_id(wt.branch)

            except:

                from bzrlib.errors import BzrError

                raise BzrError('Revision %r doesn\'t exist'

                               % revision[0].user_spec )

        else:

            revision_id = None

        status = StatusWindow(wt, wt_path, revision_id)

        status.connect("destroy", gtk.main_quit)

        status.show()

        gtk.main()

class cmd_gsend(GTKCommand):

    """GTK+ send merge directive.

    """

    def run(self):

        (br, path) = branch.Branch.open_containing(".")

        gtk = open_display()

        from bzrlib.plugins.gtk.mergedirective import SendMergeDirectiveDialog

        from StringIO import StringIO

        dialog = SendMergeDirectiveDialog(br)

        if dialog.run() == gtk.RESPONSE_OK:

            outf = StringIO()

            outf.writelines(dialog.get_merge_directive().to_lines())

            mail_client = br.get_config().get_mail_client()

            mail_client.compose_merge_request(dialog.get_mail_to(), "[MERGE]", 

                outf.getvalue())

class cmd_gconflicts(GTKCommand):

    """GTK+ conflicts.

    Select files from the list of conflicts and run an external utility to

    resolve them.

    """

    def run(self):

        (wt, path) = workingtree.WorkingTree.open_containing('.')

        open_display()

        from bzrlib.plugins.gtk.conflicts import ConflictsDialog

        dialog = ConflictsDialog(wt)

        dialog.run()

class cmd_gpreferences(GTKCommand):

    """ GTK+ preferences dialog.

    """

    def run(self):

        open_display()

        from bzrlib.plugins.gtk.preferences import PreferencesWindow

        dialog = PreferencesWindow()

        dialog.run()

class cmd_ginfo(Command):

    """ GTK+ info dialog

    """

    def run(self):

        from bzrlib import workingtree

        from bzrlib.plugins.gtk.olive.info import InfoDialog

        wt = workingtree.WorkingTree.open_containing('.')[0]

        info = InfoDialog(wt.branch)

        info.display()

        info.window.run()

class cmd_gmerge(Command):

    """ GTK+ merge dialog

    """

    takes_args = ["merge_from_path?"]

    def run(self, merge_from_path=None):

        from bzrlib import workingtree

        from bzrlib.plugins.gtk.dialog import error_dialog

        from bzrlib.plugins.gtk.merge import MergeDialog

        (wt, path) = workingtree.WorkingTree.open_containing('.')

        old_tree = wt.branch.repository.revision_tree(wt.branch.last_revision())

        delta = wt.changes_from(old_tree)

        if len(delta.added) or len(delta.removed) or len(delta.renamed) or len(delta.modified):

            error_dialog(_i18n('There are local changes in the branch'),

                         _i18n('Please commit or revert the changes before merging.'))

        else:

            parent_branch_path = wt.branch.get_parent()

            merge = MergeDialog(wt, path, parent_branch_path)

            response = merge.run()

            merge.destroy()

class cmd_gmissing(Command):

    """ GTK+ missing revisions dialog.

    """

    takes_args = ["other_branch?"]

    def run(self, other_branch=None):

        pygtk = import_pygtk()

        try:

            import gtk

        except RuntimeError, e:

            if str(e) == "could not open display":

                raise NoDisplayError

        from bzrlib.plugins.gtk.missing import MissingWindow

        from bzrlib.branch import Branch

        local_branch = Branch.open_containing(".")[0]

        if other_branch is None:

            other_branch = local_branch.get_parent()

            if other_branch is None:

                raise errors.BzrCommandError("No peer location known or specified.")

        remote_branch = Branch.open_containing(other_branch)[0]

        set_ui_factory()

        local_branch.lock_read()

        try:

            remote_branch.lock_read()

            try:

                dialog = MissingWindow(local_branch, remote_branch)

                dialog.run()

            finally:

                remote_branch.unlock()

        finally:

            local_branch.unlock()

class cmd_ginit(GTKCommand):

    def run(self):

        open_display()

        from initialize import InitDialog

        dialog = InitDialog(os.path.abspath(os.path.curdir))

        dialog.run()

class cmd_gtags(GTKCommand):

    def run(self):

        br = branch.Branch.open_containing('.')[0]

        gtk = open_display()

        from tags import TagsWindow

        window = TagsWindow(br)

        window.show()

        gtk.main()

commands = [

    cmd_gannotate, 

    cmd_gbranch,

    cmd_gcheckout, 

    cmd_gcommit, 

    cmd_gconflicts, 

    cmd_gdiff,

    cmd_ginit,

    cmd_ginfo,

    cmd_gmerge,

    cmd_gmissing, 

    cmd_gpreferences, 

    cmd_gpush, 

    cmd_gsend,

    cmd_gstatus,

    cmd_gtags,

    cmd_visualise

    ]

try:

    from bzrlib.plugins import loom

except ImportError:

    pass # Loom plugin doesn't appear to be present

else:

    commands.append(cmd_gloom)

for cmd in commands:

    register_command(cmd)

class cmd_gselftest(GTKCommand):

    """Version of selftest that displays a notification at the end"""

    takes_args = builtins.cmd_selftest.takes_args

    takes_options = builtins.cmd_selftest.takes_options

    _see_also = ['selftest']

    def run(self, *args, **kwargs):

        import cgi

        import sys

        default_encoding = sys.getdefaultencoding()

        # prevent gtk from blowing up later

        gtk = import_pygtk()

        # prevent gtk from messing with default encoding

        import pynotify

        if sys.getdefaultencoding() != default_encoding:

            reload(sys)

            sys.setdefaultencoding(default_encoding)

        result = builtins.cmd_selftest().run(*args, **kwargs)

        if result == 0:

            summary = 'Success'

            body = 'Selftest succeeded in "%s"' % os.getcwd()

        if result == 1:

            summary = 'Failure'

            body = 'Selftest failed in "%s"' % os.getcwd()

        pynotify.init("bzr gselftest")

        note = pynotify.Notification(cgi.escape(summary), cgi.escape(body))

        note.set_timeout(pynotify.EXPIRES_NEVER)

        note.show()

register_command(cmd_gselftest)

import gettext

gettext.install('olive-gtk')

# Let's create a specialized alias to protect '_' from being erased by other

# uses of '_' as an anonymous variable (think pdb for one).

_i18n = gettext.gettext

class NoDisplayError(BzrCommandError):

    """gtk could not find a proper display"""

    def __str__(self):

        return "No DISPLAY. Unable to run GTK+ application."

def test_suite():

    from unittest import TestSuite

    import tests

    import sys

    default_encoding = sys.getdefaultencoding()

    try:

        result = TestSuite()

        try:

            import_pygtk()

        except errors.BzrCommandError:

            return result

        result.addTest(tests.test_suite())

    finally:

        if sys.getdefaultencoding() != default_encoding:

            reload(sys)

            sys.setdefaultencoding(default_encoding)

    return result