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import os
from functools import partial
from qtpy import QtCore
from qtpy import QtWidgets
from qtpy.QtCore import Qt
from .. import cmds
from .. import core
from .. import icons
from .. import utils
from .. import qtutils
from ..i18n import N_
from ..interaction import Interaction
from ..qtutils import get
from . import defs
from . import standard
from . import text
def clone(context, spawn=True, show=True):
"""Clone a repository and spawn a new git-cola instance"""
parent = qtutils.active_window()
progress = standard.progress('', '', parent)
return clone_repo(context, show, progress, task_finished, spawn)
def clone_repo(context, show, progress, finish, spawn):
"""Clone a repository asynchronously with progress animation"""
func = partial(start_clone_task, context, progress, finish, spawn)
prompt = prompt_for_clone(context, show=show)
prompt.result.connect(func)
return prompt
def prompt_for_clone(context, show=True):
"""Presents a GUI for cloning a repository"""
view = Clone(context, parent=qtutils.active_window())
if show:
view.show()
return view
def task_finished(task):
"""Report errors from the clone task if they exist"""
cmd = task.cmd
if cmd is None:
return
status = cmd.status
out = cmd.out
err = cmd.err
title = N_('Error: could not clone "%s"') % cmd.url
Interaction.command(title, 'git clone', status, out, err)
def start_clone_task(
context, progress, finish, spawn, url, destdir, submodules, shallow
):
# Use a thread to update in the background
runtask = context.runtask
progress.set_details(N_('Clone Repository'), N_('Cloning repository at %s') % url)
task = CloneTask(context, url, destdir, submodules, shallow, spawn)
runtask.start(task, finish=finish, progress=progress)
class CloneTask(qtutils.Task):
"""Clones a Git repository"""
def __init__(self, context, url, destdir, submodules, shallow, spawn):
qtutils.Task.__init__(self)
self.context = context
self.url = url
self.destdir = destdir
self.submodules = submodules
self.shallow = shallow
self.spawn = spawn
self.cmd = None
def task(self):
"""Runs the model action and captures the result"""
self.cmd = cmds.do(
cmds.Clone,
self.context,
self.url,
self.destdir,
self.submodules,
self.shallow,
spawn=self.spawn,
)
return self.cmd
class Clone(standard.Dialog):
# Signal binding for returning the input data
result = QtCore.Signal(object, object, bool, bool)
def __init__(self, context, parent=None):
standard.Dialog.__init__(self, parent=parent)
self.context = context
self.model = context.model
self.setWindowTitle(N_('Clone Repository'))
if parent is not None:
self.setWindowModality(Qt.WindowModal)
# Repository location
self.url_label = QtWidgets.QLabel(N_('URL'))
hint = 'git://git.example.com/repo.git'
self.url = text.HintedLineEdit(context, hint, parent=self)
self.url.setToolTip(N_('Path or URL to clone (Env. $VARS okay)'))
# Initialize submodules
self.submodules = qtutils.checkbox(
text=N_('Initialize submodules'), checked=False
)
# Reduce commit history
self.shallow = qtutils.checkbox(
text=N_('Reduce commit history to minimum'), checked=False
)
# Buttons
self.ok_button = qtutils.create_button(
text=N_('Clone'), icon=icons.ok(), default=True
)
self.close_button = qtutils.close_button()
# Form layout for inputs
self.input_layout = qtutils.form(
defs.no_margin, defs.button_spacing, (self.url_label, self.url)
)
self.button_layout = qtutils.hbox(
defs.margin,
defs.spacing,
self.submodules,
defs.button_spacing,
self.shallow,
qtutils.STRETCH,
self.close_button,
self.ok_button,
)
self.main_layout = qtutils.vbox(
defs.margin, defs.spacing, self.input_layout, self.button_layout
)
self.setLayout(self.main_layout)
qtutils.connect_button(self.close_button, self.close)
qtutils.connect_button(self.ok_button, self.prepare_to_clone)
self.url.textChanged.connect(lambda x: self.update_actions())
self.init_state(context.settings, self.resize, 720, 200)
self.update_actions()
def update_actions(self):
url = get(self.url).strip()
enabled = bool(url)
self.ok_button.setEnabled(enabled)
def prepare_to_clone(self):
"""Grabs and validates the input data"""
submodules = get(self.submodules)
shallow = get(self.shallow)
url = get(self.url)
url = utils.expandpath(url)
if not url:
return
# Pick a suitable basename by parsing the URL
newurl = url.replace('\\', '/').rstrip('/')
try:
default = newurl.rsplit('/', 1)[-1]
except IndexError:
default = ''
if default == '.git':
# The end of the URL is /.git, so assume it's a file path
default = os.path.basename(os.path.dirname(newurl))
if default.endswith('.git'):
# The URL points to a bare repo
default = default[:-4]
if url == '.':
# The URL is the current repo
default = os.path.basename(core.getcwd())
if not default:
Interaction.information(
N_('Error Cloning'), N_('Could not parse Git URL: "%s"') % url
)
Interaction.log(N_('Could not parse Git URL: "%s"') % url)
return
# Prompt the user for a directory to use as the parent directory
msg = N_('Select a parent directory for the new clone')
dirname = qtutils.opendir_dialog(msg, os.path.dirname(self.model.getcwd()))
if not dirname:
return
count = 1
destdir = os.path.join(dirname, default)
olddestdir = destdir
if core.exists(destdir):
# An existing path can be specified
msg = N_('"%s" already exists, cola will create a new directory') % destdir
Interaction.information(N_('Directory Exists'), msg)
# Make sure the directory doesn't exist
while core.exists(destdir):
destdir = olddestdir + str(count)
count += 1
# Return the input data and close the dialog
self.result.emit(url, destdir, submodules, shallow)
self.close()
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