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checkout.py

#
# This is an extension to the Nautilus file manager to allow better 
# integration with the Subversion source control system.
# 
# Copyright (C) 2006-2008 by Jason Field <jason@jasonfield.com>
# Copyright (C) 2007-2008 by Bruce van der Kooij <brucevdkooij@gmail.com>
# Copyright (C) 2008-2008 by Adam Plumb <adamplumb@gmail.com>
# 
# RabbitVCS 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.
# 
# RabbitVCS 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 RabbitVCS;  If not, see <http://www.gnu.org/licenses/>.
#

import os.path
import urllib

import pygtk
import gobject
import gtk

from rabbitvcs.ui import InterfaceView
from rabbitvcs.ui.log import LogDialog
import rabbitvcs.ui.widget
import rabbitvcs.ui.dialog
import rabbitvcs.ui.action
import rabbitvcs.lib.helper
import rabbitvcs.lib.vcs

from rabbitvcs import gettext
_ = gettext.gettext

00041 class Checkout(InterfaceView):
    """
    Provides an interface to check out a working copy.
    
    Pass it the destination path.
    
    """

    def __init__(self, path=None, url=None, revision=None):
        InterfaceView.__init__(self, "checkout", "Checkout")


        self.get_widget("Checkout").set_title(_("Checkout - %s") % path)
        
        self.path = path
        self.vcs = rabbitvcs.lib.vcs.create_vcs_instance()

        self.repositories = rabbitvcs.ui.widget.ComboBox(
            self.get_widget("repositories"), 
            rabbitvcs.lib.helper.get_repository_paths()
        )
        
        # We must set a signal handler for the gtk.Entry inside the combobox
        # Because glade will not retain that information
        self.repositories.set_child_signal(
            "key-release-event", 
            self.on_repositories_key_released
        )

        self.revision_selector = rabbitvcs.ui.widget.RevisionSelector(
            self.get_widget("revision_container"),
            self.vcs,
            revision=revision,
            url_combobox=self.repositories,
            expand=True
        )
        
        self.destination = rabbitvcs.lib.helper.get_user_path()
        if path is not None:
            self.destination = path
            self.get_widget("destination").set_text(path)
        
        if url is not None:
            self.repositories.set_child_text(url)
        
        self.complete = False
        self.check_form()
        
    #
    # UI Signal Callback Methods
    #

    def _parse_path(self, path):
        if path.startswith("file://"):
            path = urllib.unquote(path)
            path = path[7:]
        return path
            
    def _get_path(self):
        path = self._parse_path(self.get_widget("destination").get_text())
        return os.path.normpath(path)

    def on_destroy(self, widget):
        self.destroy()

    def on_cancel_clicked(self, widget):
        self.close()

    def on_ok_clicked(self, widget):
        url = self.repositories.get_active_text()
        path = self._get_path()
        omit_externals = self.get_widget("omit_externals").get_active()
        recursive = self.get_widget("recursive").get_active()
        
        if not url or not path:
            rabbitvcs.ui.dialog.MessageBox(_("The repository URL and destination path are both required fields."))
            return
        
        revision = self.revision_selector.get_revision_object()
    
        self.hide()
        self.action = rabbitvcs.ui.action.VCSAction(
            self.vcs,
            register_gtk_quit=self.gtk_quit_is_set()
        )
        self.action.append(self.action.set_header, _("Checkout"))
        self.action.append(self.action.set_status, _("Running Checkout Command..."))
        self.action.append(rabbitvcs.lib.helper.save_repository_path, url)
        self.action.append(
            self.vcs.checkout,
            url,
            path,
            recurse=recursive,
            revision=revision,
            ignore_externals=omit_externals
        )
        self.action.append(self.action.set_status, _("Completed Checkout"))
        self.action.append(self.action.finish)
        self.action.start()

    def on_file_chooser_clicked(self, widget, data=None):
        chooser = rabbitvcs.ui.dialog.FolderChooser()
        path = chooser.run()
        if path is not None:
            self.get_widget("destination").set_text(path)

    def on_repositories_changed(self, widget, data=None):
        url = self.repositories.get_active_text()
        tmp = url.replace("//", "/").split("/")[1:]
        append = ""
        prev = ""
        while len(tmp):
            prev = append
            append = tmp.pop()
            if append not in ("trunk", "branches", "tags"):
                break
                
            if append in ("http:", "https:", "file:", "svn:", "svn+ssh:"):
                append = ""
                break
                
        self.get_widget("destination").set_text(
            os.path.join(self.destination, append)
        )
        
        self.check_form()

    def on_repositories_key_released(self, widget, data, userdata=None):
        if gtk.gdk.keyval_name(data.keyval) == "Return":
            if self.complete:
                self.on_ok_clicked(widget)

    def on_destination_changed(self, widget, data=None):
        self.check_form()

    def on_destination_key_released(self, widget, data):
        if gtk.gdk.keyval_name(data.keyval) == "Return":
            if self.complete:
                self.on_ok_clicked(widget)

    def on_repo_chooser_clicked(self, widget, data=None):
        from rabbitvcs.ui.browser import BrowserDialog
        BrowserDialog(self.repositories.get_active_text(), 
            callback=self.on_repo_chooser_closed)

    def on_repo_chooser_closed(self, new_url):
        self.repositories.set_child_text(new_url)
        self.check_form()

    def check_form(self):
        self.complete = True
        if self.repositories.get_active_text() == "":
            self.complete = False
        if self.get_widget("destination").get_text() == "":
            self.complete = False
        
        self.get_widget("ok").set_sensitive(self.complete)
        self.revision_selector.determine_widget_sensitivity()

if __name__ == "__main__":
    from rabbitvcs.ui import main, REVISION_OPT
    (options, args) = main(
        [REVISION_OPT],
        usage="Usage: rabbitvcs checkout [url] [path]"
    )
    
    # If two arguments are passed:
    #   The first argument is expected to be a url
    #   The second argument is expected to be a path
    # If one argument is passed:
    #   If the argument exists, it is a path
    #   Otherwise, it is a url
    path = url = None
    if len(args) == 2:
        path = args[0]
        url = args[1]
    elif len(args) == 1:
        if os.path.exists(args[0]):
            path = args[0]
        else:
            url = args[0]

    window = Checkout(path=path, url=url, revision=options.revision)
    window.register_gtk_quit()
    gtk.main()

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