def __progressDialog(self):
if self.__progress is None:
self.__progress = QProgressDialog(
self,
minimum=0, maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress",
)
self.__progress.setWindowModality(Qt.WindowModal)
self.__progress.canceled.connect(self.reject)
self.__progress.hide()
return self.__progress
def __progressDialog(self):
if self.__progress is None:
self.__progress = QProgressDialog(
self,
minimum=0, maximum=0,
labelText=self.tr("正在检索包列表"),
sizeGripEnabled=False,
windowTitle="进展",
)
self.__progress.setCancelButtonText("取消")
self.__progress.setWindowModality(Qt.WindowModal)
self.__progress.canceled.connect(self.reject)
self.__progress.hide()
return self.__progress
def __init__(self, parent=None, **kwargs):
super().__init__(parent, acceptDrops=True, **kwargs)
self.setLayout(QVBoxLayout())
self.layout().setContentsMargins(0, 0, 0, 0)
self.addonwidget = AddonManagerWidget()
self.layout().addWidget(self.addonwidget)
info_bar = QWidget()
info_layout = QHBoxLayout()
info_bar.setLayout(info_layout)
self.layout().addWidget(info_bar)
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel
)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
# No system access => install into user site-packages
self.user_install = not os.access(sysconfig.get_path("purelib"),
os.W_OK)
self._executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
if AddonManagerDialog._packages is None:
self._f_pypi_addons = self._executor.submit(list_pypi_addons)
else:
self._f_pypi_addons = concurrent.futures.Future()
self._f_pypi_addons.set_result(AddonManagerDialog._packages)
self._f_pypi_addons.add_done_callback(
method_queued(self._set_packages, (object,))
)
self.__progress = QProgressDialog(
self, Qt.Sheet,
minimum=0, maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress"
)
self.__progress.rejected.connect(self.reject)
self.__thread = None
self.__installer = None
def progressDialog(self):
# type: () -> QProgressDialog
if self.__progress is None:
self.__progress = QProgressDialog(
self,
minimum=0, maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress"
)
self.__progress.setWindowModality(Qt.WindowModal)
self.__progress.hide()
self.__progress.canceled.connect(self.reject)
return self.__progress
def __init__(self, parent=None, **kwargs):
super().__init__(parent, acceptDrops=True, **kwargs)
self.setLayout(QVBoxLayout())
self.layout().setContentsMargins(0, 0, 0, 0)
self.addonwidget = AddonManagerWidget()
self.layout().addWidget(self.addonwidget)
info_bar = QWidget()
info_layout = QHBoxLayout()
info_bar.setLayout(info_layout)
self.layout().addWidget(info_bar)
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel
)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
# No system access => install into user site-packages
self.user_install = not os.access(sysconfig.get_path("purelib"),
os.W_OK)
self._executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
if AddonManagerDialog._packages is None:
self._f_pypi_addons = self._executor.submit(list_pypi_addons)
else:
self._f_pypi_addons = concurrent.futures.Future()
self._f_pypi_addons.set_result(AddonManagerDialog._packages)
self._f_pypi_addons.add_done_callback(
method_queued(self._set_packages, (object,))
)
self.__progress = QProgressDialog(
self, Qt.Sheet,
minimum=0, maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress"
)
self.__progress.rejected.connect(self.reject)
self.__thread = None
self.__installer = None
class AddonManagerDialog(QDialog):
_packages = None
def __init__(self, parent=None, **kwargs):
super().__init__(parent, acceptDrops=True, **kwargs)
self.setLayout(QVBoxLayout())
self.layout().setContentsMargins(0, 0, 0, 0)
self.addonwidget = AddonManagerWidget()
self.layout().addWidget(self.addonwidget)
info_bar = QWidget()
info_layout = QHBoxLayout()
info_bar.setLayout(info_layout)
self.layout().addWidget(info_bar)
buttons = QDialogButtonBox(orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok
| QDialogButtonBox.Cancel)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
# No system access => install into user site-packages
self.user_install = not os.access(sysconfig.get_path("purelib"),
os.W_OK)
self._executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
if AddonManagerDialog._packages is None:
self._f_pypi_addons = self._executor.submit(list_pypi_addons)
else:
self._f_pypi_addons = concurrent.futures.Future()
self._f_pypi_addons.set_result(AddonManagerDialog._packages)
self._f_pypi_addons.add_done_callback(
method_queued(self._set_packages, (object, )))
self.__progress = QProgressDialog(
self,
Qt.Sheet,
minimum=0,
maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress")
self.__progress.rejected.connect(self.reject)
self.__thread = None
self.__installer = None
@Slot(object)
def _set_packages(self, f):
if self.__progress.isVisible():
self.__progress.close()
try:
packages = f.result()
except (IOError, OSError, ValueError) as err:
message_warning("Could not retrieve package list",
title="Error",
informative_text=str(err),
parent=self)
log.error(str(err), exc_info=True)
packages = []
except Exception:
raise
else:
AddonManagerDialog._packages = packages
installed = list_installed_addons()
dists = {dist.project_name: dist for dist in installed}
packages = {pkg.name: pkg for pkg in packages}
# For every pypi available distribution not listed by
# list_installed_addons, check if it is actually already
# installed.
ws = pkg_resources.WorkingSet()
for pkg_name in set(packages.keys()).difference(set(dists.keys())):
try:
d = ws.find(pkg_resources.Requirement.parse(pkg_name))
except pkg_resources.VersionConflict:
pass
except ValueError:
# Requirements.parse error ?
pass
else:
if d is not None:
dists[d.project_name] = d
project_names = unique(itertools.chain(packages.keys(), dists.keys()))
items = []
for name in project_names:
if name in dists and name in packages:
item = Installed(packages[name], dists[name])
elif name in dists:
item = Installed(None, dists[name])
elif name in packages:
item = Available(packages[name])
else:
assert False
items.append(item)
self.addonwidget.set_items(items)
def showEvent(self, event):
super().showEvent(event)
if not self._f_pypi_addons.done():
QTimer.singleShot(0, self.__progress.show)
def done(self, retcode):
super().done(retcode)
self._f_pypi_addons.cancel()
self._executor.shutdown(wait=False)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
def closeEvent(self, event):
super().closeEvent(event)
self._f_pypi_addons.cancel()
self._executor.shutdown(wait=False)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
ADDON_EXTENSIONS = ('.zip', '.whl', '.tar.gz')
def dragEnterEvent(self, event):
urls = event.mimeData().urls()
if any((OSX_NSURL_toLocalFile(url) or url.toLocalFile()
).endswith(self.ADDON_EXTENSIONS) for url in urls):
event.acceptProposedAction()
def dropEvent(self, event):
"""Allow dropping add-ons (zip or wheel archives) on this dialog to
install them"""
packages = []
names = []
for url in event.mimeData().urls():
path = OSX_NSURL_toLocalFile(url) or url.toLocalFile()
if path.endswith(self.ADDON_EXTENSIONS):
name, vers, summary, descr = (get_meta_from_archive(path)
or (os.path.basename(path), '',
'', ''))
names.append(cleanup(name))
packages.append(
Installable(name, vers, summary, descr or summary, path,
[path]))
future = concurrent.futures.Future()
future.set_result((AddonManagerDialog._packages or []) + packages)
self._set_packages(future)
self.addonwidget.set_install_projects(names)
def __accepted(self):
steps = self.addonwidget.item_state()
if steps:
# Move all uninstall steps to the front
steps = sorted(steps,
key=lambda step: 0 if step[0] == Uninstall else 1)
self.__installer = Installer(steps=steps,
user_install=self.user_install)
self.__thread = QThread(self)
self.__thread.start()
self.__installer.moveToThread(self.__thread)
self.__installer.finished.connect(self.__on_installer_finished)
self.__installer.error.connect(self.__on_installer_error)
self.__installer.installStatusChanged.connect(
self.__progress.setLabelText)
self.__progress.show()
self.__progress.setLabelText("Installing")
self.__installer.start()
else:
self.accept()
def __on_installer_error(self, command, pkg, retcode, output):
message_error(
"An error occurred while running a subprocess",
title="Error",
informative_text="{} exited with non zero status.".format(command),
details="".join(output),
parent=self)
self.reject()
def __on_installer_finished(self):
message = (
("Changes successfully applied in <i>{}</i>.<br>".format(USER_SITE)
if self.user_install else '') +
"Please restart Orange for changes to take effect.")
message_information(message, parent=self)
self.accept()
class AddonManagerDialog(QDialog):
"""
A add-on manager dialog.
"""
#: cached packages list.
__packages = None # type: List[Installable]
__f_pypi_addons = None
__config = None
def __init__(self, parent=None, acceptDrops=True, **kwargs):
super().__init__(parent, acceptDrops=acceptDrops, **kwargs)
self.setLayout(QVBoxLayout())
self.addonwidget = AddonManagerWidget()
self.addonwidget.layout().setContentsMargins(0, 0, 0, 0)
self.layout().addWidget(self.addonwidget)
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel,
)
addmore = QPushButton(
"Add more...", toolTip="Add an add-on not listed below",
autoDefault=False
)
self.addonwidget.tophlayout.addWidget(addmore)
addmore.clicked.connect(self.__run_add_package_dialog)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
self.__progress = None # type: Optional[QProgressDialog]
self.__executor = ThreadPoolExecutor(max_workers=1)
# The installer thread
self.__thread = None
# The installer object
self.__installer = None
self.__add_package_by_name_dialog = None # type: Optional[QDialog]
def setConfig(self, config):
self.__config = config
def config(self):
if self.__config is None:
return config.default
else:
return self.__config
@Slot()
def start(self, config):
# type: (config.Config) -> None
"""
Initialize the dialog/manager for the specified configuration namespace.
Calling this method will start an async query of ...
At the end the found items will be set using `setItems` overriding any
previously set items.
Parameters
----------
config : config.Config
"""
self.__config = config
if self.__packages is not None:
# method_queued(self.setItems, (object,))(self.__packages)
installed = [ep.dist for ep in config.addon_entry_points()]
items = installable_items(self.__packages, installed)
self.setItems(items)
return
progress = self.progressDialog()
self.show()
progress.show()
progress.setLabelText(
self.tr("Retrieving package list")
)
self.__f_pypi_addons = self.__executor.submit(
lambda config=config: (config, list_available_versions(config)),
)
self.__f_pypi_addons.add_done_callback(
method_queued(self.__on_query_done, (object,))
)
@Slot(object)
def __on_query_done(self, f):
# type: (Future[Tuple[config.Config, List[Installable]]]) -> None
assert f.done()
if self.__progress is not None:
self.__progress.hide()
if f.exception():
exc = f.exception()
etype, tb = type(exc), exc.__traceback__
log.error(
"Error fetching package list",
exc_info=(etype, exc, tb)
)
message_warning(
"Could not retrieve package list",
title="Error",
informative_text=
"".join(traceback.format_exception_only(etype, exc)),
details=
"".join(traceback.format_exception(etype, exc, tb)),
parent=self
)
self.__f_pypi_addons = None
self.__addon_items = None
return
config, packages = f.result()
assert all(isinstance(p, Installable) for p in packages)
AddonManagerDialog.__packages = packages
installed = [ep.dist for ep in config.addon_entry_points()]
items = installable_items(packages, installed)
core_constraints = {
r.project_name.casefold(): r
for r in (Requirement.parse(r) for r in config.core_packages())
}
def f(item): # type: (Item) -> Item
"""Include constraint in Installed when in core_constraint"""
if isinstance(item, Installed):
name = item.local.project_name.casefold()
if name in core_constraints:
return item._replace(
required=True, constraint=core_constraints[name]
)
return item
self.setItems([f(item) for item in items])
@Slot(object)
def setItems(self, items):
# type: (List[Item]) -> None
"""
Set items
Parameters
----------
items: List[Items]
"""
self.addonwidget.setItems(items)
@Slot(object)
def addInstallable(self, installable):
# type: (Installable) -> None
"""
Add/append a single Installable item.
Parameters
----------
installable: Installable
"""
items = self.addonwidget.items()
if installable.name in {item.installable.name for item in items
if item.installable is not None}:
return
installed = [ep.dist for ep in self.config().addon_entry_points()]
new_ = installable_items([installable], installed)
new = next(
filter(
lambda item: item.installable.name == installable.name,
new_
),
None
)
state = self.addonwidget.itemState()
self.addonwidget.setItems(items + [new])
self.addonwidget.setItemState(state) # restore state
def __run_add_package_dialog(self):
self.__add_package_by_name_dialog = dlg = QDialog(
self, windowTitle="Add add-on by name",
)
dlg.setAttribute(Qt.WA_DeleteOnClose)
vlayout = QVBoxLayout()
form = QFormLayout()
form.setContentsMargins(0, 0, 0, 0)
nameentry = QLineEdit(
placeholderText="Package name",
toolTip="Enter a package name as displayed on "
"PyPI (capitalization is not important)")
nameentry.setMinimumWidth(250)
form.addRow("Name:", nameentry)
vlayout.addLayout(form)
buttons = QDialogButtonBox(
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel
)
okb = buttons.button(QDialogButtonBox.Ok)
okb.setEnabled(False)
okb.setText("Add")
def changed(name):
okb.setEnabled(bool(name))
nameentry.textChanged.connect(changed)
vlayout.addWidget(buttons)
vlayout.setSizeConstraint(QVBoxLayout.SetFixedSize)
dlg.setLayout(vlayout)
f = None
def query():
nonlocal f
name = nameentry.text()
def query_pypi(name):
# type: (str) -> _QueryResult
res = pypi_json_query_project_meta([name])
assert len(res) == 1
r = res[0]
if r is not None:
r = installable_from_json_response(r)
return _QueryResult(queryname=name, installable=r)
f = self.__executor.submit(query_pypi, name)
okb.setDisabled(True)
f.add_done_callback(
method_queued(self.__on_add_single_query_finish, (object,))
)
buttons.accepted.connect(query)
buttons.rejected.connect(dlg.reject)
dlg.exec_()
@Slot(str, str)
def __show_error_for_query(self, text, error_details):
message_error(text, title="Error", details=error_details)
@Slot(object)
def __on_add_single_query_finish(self, f):
# type: (Future[_QueryResult]) -> None
error_text = ""
error_details = ""
try:
result = f.result()
except Exception:
log.error("Query error:", exc_info=True)
error_text = "Failed to query package index"
error_details = traceback.format_exc()
pkg = None
else:
pkg = result.installable
if pkg is None:
error_text = "'{}' not was not found".format(result.queryname)
dlg = self.__add_package_by_name_dialog
if pkg:
self.addInstallable(pkg)
dlg.accept()
else:
dlg.reject()
self.__show_error_for_query(error_text, error_details)
def progressDialog(self):
# type: () -> QProgressDialog
if self.__progress is None:
self.__progress = QProgressDialog(
self,
minimum=0, maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress"
)
self.__progress.setWindowModality(Qt.WindowModal)
self.__progress.hide()
self.__progress.canceled.connect(self.reject)
return self.__progress
def done(self, retcode):
super().done(retcode)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
def closeEvent(self, event):
super().closeEvent(event)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
ADDON_EXTENSIONS = ('.zip', '.whl', '.tar.gz')
def dragEnterEvent(self, event):
# type: (QDragEnterEvent) -> None
"""Reimplemented."""
urls = event.mimeData().urls()
if any(url.toLocalFile().endswith(self.ADDON_EXTENSIONS)
for url in urls):
event.acceptProposedAction()
def dropEvent(self, event):
# type: (QDropEvent) -> None
"""
Reimplemented.
Allow dropping add-ons (zip or wheel archives) on this dialog to
install them.
"""
packages = []
names = []
for url in event.mimeData().urls():
path = url.toLocalFile()
if path.endswith(self.ADDON_EXTENSIONS):
name, vers, summary, descr = (get_meta_from_archive(path) or
(os.path.basename(path), '', '', ''))
names.append(name)
packages.append(
Installable(name, vers, summary,
descr or summary, path, [path]))
for installable in packages:
self.addInstallable(installable)
items = self.addonwidget.items()
# lookup items for the new entries
new_items = [item for item in items if item.installable in packages]
state_new = [(Install, item) if isinstance(item, Available) else
(Upgrade, item) for item in new_items]
state = self.addonwidget.itemState()
self.addonwidget.setItemState(state + state_new)
event.acceptProposedAction()
def __accepted(self):
steps = self.addonwidget.itemState()
if steps:
# Move all uninstall steps to the front
steps = sorted(
steps, key=lambda step: 0 if step[0] == Uninstall else 1
)
self.__installer = Installer(steps=steps)
self.__thread = QThread(self)
self.__thread.start()
self.__installer.moveToThread(self.__thread)
self.__installer.finished.connect(self.__on_installer_finished)
self.__installer.error.connect(self.__on_installer_error)
progress = self.progressDialog()
self.__installer.installStatusChanged.connect(progress.setLabelText)
progress.show()
progress.setLabelText("Installing")
self.__installer.start()
else:
self.accept()
def __on_installer_error(self, command, pkg, retcode, output):
if self.__progress is not None:
self.__progress.close()
self.__progress = None
message_error(
"An error occurred while running a subprocess", title="Error",
informative_text="{} exited with non zero status.".format(command),
details="".join(output),
parent=self
)
self.reject()
def __on_installer_finished(self):
if self.__progress is not None:
self.__progress.close()
self.__progress = None
def message_restart(parent):
icon = QMessageBox.Information
buttons = QMessageBox.Ok | QMessageBox.Cancel
title = 'Information'
text = 'Orange needs to be restarted for the changes to take effect.'
msg_box = QMessageBox(icon, title, text, buttons, parent)
msg_box.setDefaultButton(QMessageBox.Ok)
msg_box.setInformativeText('Press OK to close Orange now.')
msg_box.button(QMessageBox.Cancel).setText('Close later')
return msg_box.exec_()
if QMessageBox.Ok == message_restart(self):
self.accept()
self.parent().close()
else:
self.reject()
class AddonManagerDialog(QDialog):
_packages = None
def __init__(self, parent=None, **kwargs):
super().__init__(parent, acceptDrops=True, **kwargs)
self.setLayout(QVBoxLayout())
self.layout().setContentsMargins(0, 0, 0, 0)
self.addonwidget = AddonManagerWidget()
self.layout().addWidget(self.addonwidget)
info_bar = QWidget()
info_layout = QHBoxLayout()
info_bar.setLayout(info_layout)
self.layout().addWidget(info_bar)
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel,
)
addmore = QPushButton("Add more...",
toolTip="Add an add-on not listed below",
autoDefault=False)
self.addonwidget.tophlayout.addWidget(addmore)
addmore.clicked.connect(self.__run_add_package_dialog)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
self._executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
if AddonManagerDialog._packages is None:
self._f_pypi_addons = self._executor.submit(
list_available_versions)
else:
self._f_pypi_addons = concurrent.futures.Future()
self._f_pypi_addons.set_result(AddonManagerDialog._packages)
self._f_pypi_addons.add_done_callback(
method_queued(self._set_packages, (object, )))
self.__progress = None # type: Optional[QProgressDialog]
self.__thread = None
self.__installer = None
if not self._f_pypi_addons.done():
self.__progressDialog()
def __run_add_package_dialog(self):
dlg = QDialog(self, windowTitle="Add add-on by name")
dlg.setAttribute(Qt.WA_DeleteOnClose)
vlayout = QVBoxLayout()
form = QFormLayout()
form.setContentsMargins(0, 0, 0, 0)
nameentry = QLineEdit(placeholderText="Package name",
toolTip="Enter a package name as displayed on "
"PyPI (capitalization is not important)")
nameentry.setMinimumWidth(250)
form.addRow("Name:", nameentry)
vlayout.addLayout(form)
buttons = QDialogButtonBox(standardButtons=QDialogButtonBox.Ok
| QDialogButtonBox.Cancel)
okb = buttons.button(QDialogButtonBox.Ok)
okb.setEnabled(False)
okb.setText("Add")
def changed(name):
okb.setEnabled(bool(name))
nameentry.textChanged.connect(changed)
vlayout.addWidget(buttons)
vlayout.setSizeConstraint(QVBoxLayout.SetFixedSize)
dlg.setLayout(vlayout)
f = None
def query():
nonlocal f
name = nameentry.text()
f = self._executor.submit(pypi_json_query_project_meta, [name])
okb.setDisabled(True)
def ondone(f):
error_text = ""
error_details = ""
try:
pkgs = f.result()
except Exception:
log.error("Query error:", exc_info=True)
error_text = "Failed to query package index"
error_details = traceback.format_exc()
pkg = None
else:
pkg = pkgs[0]
if pkg is None:
error_text = "'{}' not was not found".format(name)
if pkg:
method_queued(self.add_package, (object, ))(pkg)
method_queued(dlg.accept, ())()
else:
method_queued(self.__show_error_for_query, (str, str)) \
(error_text, error_details)
method_queued(dlg.reject, ())()
f.add_done_callback(ondone)
buttons.accepted.connect(query)
buttons.rejected.connect(dlg.reject)
dlg.exec_()
@Slot(str, str)
def __show_error_for_query(self, text, error_details):
message_error(text, title="Error", details=error_details)
@Slot(object)
def add_package(self, installable):
# type: (Installable) -> None
if installable.name in {p.name for p in self._packages}:
return
else:
packages = self._packages + [installable]
state = self.addonwidget.item_state()
self.set_packages(packages)
self.addonwidget.set_item_state(state)
def __progressDialog(self):
if self.__progress is None:
self.__progress = QProgressDialog(
self,
minimum=0,
maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress",
)
self.__progress.setWindowModality(Qt.WindowModal)
self.__progress.canceled.connect(self.reject)
self.__progress.hide()
return self.__progress
@Slot(object)
def _set_packages(self, f):
if self.__progress is not None:
self.__progress.hide()
self.__progress.deleteLater()
self.__progress = None
try:
packages = f.result()
except Exception as err:
message_warning("Could not retrieve package list",
title="Error",
informative_text=str(err),
parent=self)
log.error(str(err), exc_info=True)
packages = []
else:
AddonManagerDialog._packages = packages
self.set_packages(packages)
@Slot(object)
def set_packages(self, installable):
# type: (List[Installable]) -> None
self._packages = packages = installable # type: List[Installable]
installed = list_installed_addons()
dists = {dist.project_name: dist for dist in installed}
packages = {pkg.name: pkg for pkg in packages}
# For every pypi available distribution not listed by
# list_installed_addons, check if it is actually already
# installed.
ws = pkg_resources.WorkingSet()
for pkg_name in set(packages.keys()).difference(set(dists.keys())):
try:
d = ws.find(pkg_resources.Requirement.parse(pkg_name))
except pkg_resources.VersionConflict:
pass
except ValueError:
# Requirements.parse error ?
pass
else:
if d is not None:
dists[d.project_name] = d
project_names = unique(itertools.chain(packages.keys(), dists.keys()))
items = []
for name in project_names:
if name in dists and name in packages:
item = Installed(packages[name], dists[name])
elif name in dists:
item = Installed(None, dists[name])
elif name in packages:
item = Available(packages[name])
else:
assert False
items.append(item)
self.addonwidget.set_items(items)
def showEvent(self, event):
super().showEvent(event)
if not self._f_pypi_addons.done() and self.__progress is not None:
QTimer.singleShot(0, self.__progress.show)
def done(self, retcode):
super().done(retcode)
self._f_pypi_addons.cancel()
self._executor.shutdown(wait=False)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
def closeEvent(self, event):
super().closeEvent(event)
if self.__progress is not None:
self.__progress.hide()
self._f_pypi_addons.cancel()
self._executor.shutdown(wait=False)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
ADDON_EXTENSIONS = ('.zip', '.whl', '.tar.gz')
def dragEnterEvent(self, event):
urls = event.mimeData().urls()
if any((OSX_NSURL_toLocalFile(url) or url.toLocalFile()
).endswith(self.ADDON_EXTENSIONS) for url in urls):
event.acceptProposedAction()
def dropEvent(self, event):
"""Allow dropping add-ons (zip or wheel archives) on this dialog to
install them"""
packages = []
names = []
for url in event.mimeData().urls():
path = OSX_NSURL_toLocalFile(url) or url.toLocalFile()
if path.endswith(self.ADDON_EXTENSIONS):
name, vers, summary, descr = (get_meta_from_archive(path)
or (os.path.basename(path), '',
'', ''))
names.append(cleanup(name))
packages.append(
Installable(name, vers, summary, descr or summary, path,
[path]))
if packages:
state = self.addonwidget.item_state()
self.set_packages((self._packages or []) + packages)
items = self.addonwidget.items()
# mark for installation the added packages
for item in items:
if item.installable in packages:
if isinstance(item, Available):
state.append((Install, item))
elif isinstance(item, Installed) and is_updatable(item):
state.append((Upgrade, item))
self.addonwidget.set_item_state(state)
def __accepted(self):
steps = self.addonwidget.item_state()
if steps:
# Move all uninstall steps to the front
steps = sorted(steps,
key=lambda step: 0 if step[0] == Uninstall else 1)
self.__installer = Installer(steps=steps)
self.__thread = QThread(self)
self.__thread.start()
self.__installer.moveToThread(self.__thread)
self.__installer.finished.connect(self.__on_installer_finished)
self.__installer.error.connect(self.__on_installer_error)
progress = self.__progressDialog()
self.__installer.installStatusChanged.connect(
progress.setLabelText)
progress.show()
progress.setLabelText("Installing")
self.__installer.start()
else:
self.accept()
def __on_installer_error(self, command, pkg, retcode, output):
message_error(
"An error occurred while running a subprocess",
title="Error",
informative_text="{} exited with non zero status.".format(command),
details="".join(output),
parent=self)
self.reject()
def __on_installer_finished(self):
message = "Please restart Orange for changes to take effect."
message_information(message, parent=self)
self.accept()
class AddonManagerDialog(QDialog):
_packages = None
def __init__(self, parent=None, **kwargs):
super().__init__(parent, acceptDrops=True, **kwargs)
self.setLayout(QVBoxLayout())
self.layout().setContentsMargins(0, 0, 0, 0)
self.addonwidget = AddonManagerWidget()
self.layout().addWidget(self.addonwidget)
info_bar = QWidget()
info_layout = QHBoxLayout()
info_bar.setLayout(info_layout)
self.layout().addWidget(info_bar)
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel,
)
addmore = QPushButton(
"Add more...", toolTip="Add an add-on not listed below",
autoDefault=False
)
self.addonwidget.tophlayout.addWidget(addmore)
addmore.clicked.connect(self.__run_add_package_dialog)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
self._executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
if AddonManagerDialog._packages is None:
self._f_pypi_addons = self._executor.submit(list_available_versions)
else:
self._f_pypi_addons = concurrent.futures.Future()
self._f_pypi_addons.set_result(AddonManagerDialog._packages)
self._f_pypi_addons.add_done_callback(
method_queued(self._set_packages, (object,))
)
self.__progress = None # type: Optional[QProgressDialog]
self.__thread = None
self.__installer = None
if not self._f_pypi_addons.done():
self.__progressDialog()
def __run_add_package_dialog(self):
dlg = QDialog(self, windowTitle="Add add-on by name")
dlg.setAttribute(Qt.WA_DeleteOnClose)
vlayout = QVBoxLayout()
form = QFormLayout()
form.setContentsMargins(0, 0, 0, 0)
nameentry = QLineEdit(
placeholderText="Package name",
toolTip="Enter a package name as displayed on "
"PyPI (capitalization is not important)")
nameentry.setMinimumWidth(250)
form.addRow("Name:", nameentry)
vlayout.addLayout(form)
buttons = QDialogButtonBox(
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel
)
okb = buttons.button(QDialogButtonBox.Ok)
okb.setEnabled(False)
okb.setText("Add")
def changed(name):
okb.setEnabled(bool(name))
nameentry.textChanged.connect(changed)
vlayout.addWidget(buttons)
vlayout.setSizeConstraint(QVBoxLayout.SetFixedSize)
dlg.setLayout(vlayout)
f = None
def query():
nonlocal f
name = nameentry.text()
f = self._executor.submit(pypi_json_query_project_meta, [name])
okb.setDisabled(True)
def ondone(f):
error_text = ""
error_details = ""
try:
pkgs = f.result()
except Exception:
log.error("Query error:", exc_info=True)
error_text = "Failed to query package index"
error_details = traceback.format_exc()
pkg = None
else:
pkg = pkgs[0]
if pkg is None:
error_text = "'{}' not was not found".format(name)
if pkg:
method_queued(self.add_package, (object,))(pkg)
method_queued(dlg.accept, ())()
else:
method_queued(self.__show_error_for_query, (str, str)) \
(error_text, error_details)
method_queued(dlg.reject, ())()
f.add_done_callback(ondone)
buttons.accepted.connect(query)
buttons.rejected.connect(dlg.reject)
dlg.exec_()
@Slot(str, str)
def __show_error_for_query(self, text, error_details):
message_error(text, title="Error", details=error_details)
@Slot(object)
def add_package(self, installable):
# type: (Installable) -> None
if installable.name in {p.name for p in self._packages}:
return
else:
packages = self._packages + [installable]
state = self.addonwidget.item_state()
self.set_packages(packages)
self.addonwidget.set_item_state(state)
def __progressDialog(self):
if self.__progress is None:
self.__progress = QProgressDialog(
self,
minimum=0, maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress",
)
self.__progress.setWindowModality(Qt.WindowModal)
self.__progress.canceled.connect(self.reject)
self.__progress.hide()
return self.__progress
@Slot(object)
def _set_packages(self, f):
if self.__progress is not None:
self.__progress.hide()
self.__progress.deleteLater()
self.__progress = None
try:
packages = f.result()
except Exception as err:
message_warning(
"Could not retrieve package list",
title="Error",
informative_text=str(err),
parent=self
)
log.error(str(err), exc_info=True)
packages = []
else:
AddonManagerDialog._packages = packages
self.set_packages(packages)
@Slot(object)
def set_packages(self, installable):
# type: (List[Installable]) -> None
self._packages = packages = installable # type: List[Installable]
installed = list_installed_addons()
dists = {dist.project_name: dist for dist in installed}
packages = {pkg.name: pkg for pkg in packages}
# For every pypi available distribution not listed by
# list_installed_addons, check if it is actually already
# installed.
ws = pkg_resources.WorkingSet()
for pkg_name in set(packages.keys()).difference(set(dists.keys())):
try:
d = ws.find(pkg_resources.Requirement.parse(pkg_name))
except pkg_resources.VersionConflict:
pass
except ValueError:
# Requirements.parse error ?
pass
else:
if d is not None:
dists[d.project_name] = d
project_names = unique(
itertools.chain(packages.keys(), dists.keys())
)
items = []
for name in project_names:
if name in dists and name in packages:
item = Installed(packages[name], dists[name])
elif name in dists:
item = Installed(None, dists[name])
elif name in packages:
item = Available(packages[name])
else:
assert False
items.append(item)
self.addonwidget.set_items(items)
def showEvent(self, event):
super().showEvent(event)
if not self._f_pypi_addons.done() and self.__progress is not None:
QTimer.singleShot(0, self.__progress.show)
def done(self, retcode):
super().done(retcode)
self._f_pypi_addons.cancel()
self._executor.shutdown(wait=False)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
def closeEvent(self, event):
super().closeEvent(event)
if self.__progress is not None:
self.__progress.hide()
self._f_pypi_addons.cancel()
self._executor.shutdown(wait=False)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
ADDON_EXTENSIONS = ('.zip', '.whl', '.tar.gz')
def dragEnterEvent(self, event):
urls = event.mimeData().urls()
if any((OSX_NSURL_toLocalFile(url) or url.toLocalFile())
.endswith(self.ADDON_EXTENSIONS) for url in urls):
event.acceptProposedAction()
def dropEvent(self, event):
"""Allow dropping add-ons (zip or wheel archives) on this dialog to
install them"""
packages = []
names = []
for url in event.mimeData().urls():
path = OSX_NSURL_toLocalFile(url) or url.toLocalFile()
if path.endswith(self.ADDON_EXTENSIONS):
name, vers, summary, descr = (get_meta_from_archive(path) or
(os.path.basename(path), '', '', ''))
names.append(cleanup(name))
packages.append(
Installable(name, vers, summary,
descr or summary, path, [path]))
if packages:
state = self.addonwidget.item_state()
self.set_packages((self._packages or []) + packages)
items = self.addonwidget.items()
# mark for installation the added packages
for item in items:
if item.installable in packages:
if isinstance(item, Available):
state.append((Install, item))
elif isinstance(item, Installed) and is_updatable(item):
state.append((Upgrade, item))
self.addonwidget.set_item_state(state)
def __accepted(self):
steps = self.addonwidget.item_state()
if steps:
# Move all uninstall steps to the front
steps = sorted(
steps, key=lambda step: 0 if step[0] == Uninstall else 1
)
self.__installer = Installer(steps=steps)
self.__thread = QThread(self)
self.__thread.start()
self.__installer.moveToThread(self.__thread)
self.__installer.finished.connect(self.__on_installer_finished)
self.__installer.error.connect(self.__on_installer_error)
progress = self.__progressDialog()
self.__installer.installStatusChanged.connect(progress.setLabelText)
progress.show()
progress.setLabelText("Installing")
self.__installer.start()
else:
self.accept()
def __on_installer_error(self, command, pkg, retcode, output):
message_error(
"An error occurred while running a subprocess", title="Error",
informative_text="{} exited with non zero status.".format(command),
details="".join(output),
parent=self
)
self.reject()
def __on_installer_finished(self):
def message_restart(parent):
icon = QMessageBox.Information
buttons = QMessageBox.Ok | QMessageBox.Cancel
title = 'Information'
text = 'Orange needs to be restarted for the changes to take effect.'
msg_box = QMessageBox(icon, title, text, buttons, parent)
msg_box.setDefaultButton(QMessageBox.Ok)
msg_box.setInformativeText('Press OK to close Orange now.')
msg_box.button(QMessageBox.Cancel).setText('Close later')
return msg_box.exec_()
if QMessageBox.Ok == message_restart(self):
self.accept()
self.parent().close()
else:
self.reject()
class AddonManagerDialog(QDialog):
def __init__(self, parent=None, **kwargs):
super(AddonManagerDialog, self).__init__(parent, **kwargs)
self.setLayout(QVBoxLayout())
self.addonwidget = AddonManagerWidget()
self.addonwidget.layout().setContentsMargins(0, 0, 0, 0)
self.layout().addWidget(self.addonwidget)
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel
)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
self.__progress = None # type: QProgressDialog
# The installer thread
self.__thread = None
# The installer object
self.__installer = None
@Slot(object)
def setItems(self, items):
self.addonwidget.setItems(items)
def progressDialog(self):
if self.__progress is None:
self.__progress = QProgressDialog(
self,
minimum=0, maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress"
)
self.__progress.setWindowModality(Qt.WindowModal)
self.__progress.hide()
self.__progress.canceled.connect(self.reject)
return self.__progress
def done(self, retcode):
super(AddonManagerDialog, self).done(retcode)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
def closeEvent(self, event):
super(AddonManagerDialog, self).closeEvent(event)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
def __accepted(self):
steps = self.addonwidget.itemState()
if steps:
# Move all uninstall steps to the front
steps = sorted(
steps, key=lambda step: 0 if step[0] == Uninstall else 1
)
self.__installer = Installer(steps=steps)
self.__thread = QThread(self)
self.__thread.start()
self.__installer.moveToThread(self.__thread)
self.__installer.finished.connect(self.__on_installer_finished)
self.__installer.error.connect(self.__on_installer_error)
progress = self.progressDialog()
self.__installer.installStatusChanged.connect(progress.setLabelText)
progress.show()
progress.setLabelText("Installing")
self.__installer.start()
else:
self.accept()
def __on_installer_error(self, command, pkg, retcode, output):
message_error(
"An error occurred while running a subprocess", title="Error",
informative_text="{} exited with non zero status.".format(command),
details="".join(output),
parent=self
)
self.reject()
def __on_installer_finished(self):
message_information(
"Please restart the application for changes to take effect.",
parent=self)
self.accept()
class AddonManagerDialog(QDialog):
_packages = None
def __init__(self, parent=None, **kwargs):
super().__init__(parent, acceptDrops=True, **kwargs)
self.setLayout(QVBoxLayout())
self.layout().setContentsMargins(0, 0, 0, 0)
self.addonwidget = AddonManagerWidget()
self.layout().addWidget(self.addonwidget)
info_bar = QWidget()
info_layout = QHBoxLayout()
info_bar.setLayout(info_layout)
self.layout().addWidget(info_bar)
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel
)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
# No system access => install into user site-packages
self.user_install = not os.access(sysconfig.get_path("purelib"),
os.W_OK)
self._executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
if AddonManagerDialog._packages is None:
self._f_pypi_addons = self._executor.submit(list_pypi_addons)
else:
self._f_pypi_addons = concurrent.futures.Future()
self._f_pypi_addons.set_result(AddonManagerDialog._packages)
self._f_pypi_addons.add_done_callback(
method_queued(self._set_packages, (object,))
)
self.__progress = QProgressDialog(
self, Qt.Sheet,
minimum=0, maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress"
)
self.__progress.rejected.connect(self.reject)
self.__thread = None
self.__installer = None
@Slot(object)
def _set_packages(self, f):
if self.__progress.isVisible():
self.__progress.close()
try:
packages = f.result()
except (IOError, OSError, ValueError) as err:
message_warning(
"Could not retrieve package list",
title="Error",
informative_text=str(err),
parent=self
)
log.error(str(err), exc_info=True)
packages = []
except Exception:
raise
else:
AddonManagerDialog._packages = packages
installed = list_installed_addons()
dists = {dist.project_name: dist for dist in installed}
packages = {pkg.name: pkg for pkg in packages}
# For every pypi available distribution not listed by
# list_installed_addons, check if it is actually already
# installed.
ws = pkg_resources.WorkingSet()
for pkg_name in set(packages.keys()).difference(set(dists.keys())):
try:
d = ws.find(pkg_resources.Requirement.parse(pkg_name))
except pkg_resources.VersionConflict:
pass
except ValueError:
# Requirements.parse error ?
pass
else:
if d is not None:
dists[d.project_name] = d
project_names = unique(
itertools.chain(packages.keys(), dists.keys())
)
items = []
for name in project_names:
if name in dists and name in packages:
item = Installed(packages[name], dists[name])
elif name in dists:
item = Installed(None, dists[name])
elif name in packages:
item = Available(packages[name])
else:
assert False
items.append(item)
self.addonwidget.set_items(items)
def showEvent(self, event):
super().showEvent(event)
if not self._f_pypi_addons.done():
QTimer.singleShot(0, self.__progress.show)
def done(self, retcode):
super().done(retcode)
self._f_pypi_addons.cancel()
self._executor.shutdown(wait=False)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
def closeEvent(self, event):
super().closeEvent(event)
self._f_pypi_addons.cancel()
self._executor.shutdown(wait=False)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
ADDON_EXTENSIONS = ('.zip', '.whl', '.tar.gz')
def dragEnterEvent(self, event):
urls = event.mimeData().urls()
if any((OSX_NSURL_toLocalFile(url) or url.toLocalFile())
.endswith(self.ADDON_EXTENSIONS) for url in urls):
event.acceptProposedAction()
def dropEvent(self, event):
"""Allow dropping add-ons (zip or wheel archives) on this dialog to
install them"""
packages = []
names = []
for url in event.mimeData().urls():
path = OSX_NSURL_toLocalFile(url) or url.toLocalFile()
if path.endswith(self.ADDON_EXTENSIONS):
name, vers, summary, descr = (get_meta_from_archive(path) or
(os.path.basename(path), '', '', ''))
names.append(cleanup(name))
packages.append(
Installable(name, vers, summary,
descr or summary, path, [path]))
future = concurrent.futures.Future()
future.set_result((AddonManagerDialog._packages or []) + packages)
self._set_packages(future)
self.addonwidget.set_install_projects(names)
def __accepted(self):
steps = self.addonwidget.item_state()
if steps:
# Move all uninstall steps to the front
steps = sorted(
steps, key=lambda step: 0 if step[0] == Uninstall else 1
)
self.__installer = Installer(steps=steps,
user_install=self.user_install)
self.__thread = QThread(self)
self.__thread.start()
self.__installer.moveToThread(self.__thread)
self.__installer.finished.connect(self.__on_installer_finished)
self.__installer.error.connect(self.__on_installer_error)
self.__installer.installStatusChanged.connect(
self.__progress.setLabelText)
self.__progress.show()
self.__progress.setLabelText("Installing")
self.__installer.start()
else:
self.accept()
def __on_installer_error(self, command, pkg, retcode, output):
message_error(
"An error occurred while running a subprocess", title="Error",
informative_text="{} exited with non zero status.".format(command),
details="".join(output),
parent=self
)
self.reject()
def __on_installer_finished(self):
message = (
("Changes successfully applied in <i>{}</i>.<br>".format(
USER_SITE) if self.user_install else '') +
"Please restart Orange for changes to take effect.")
message_information(message, parent=self)
self.accept()
class AddonManagerDialog(QDialog):
"""
A add-on manager dialog.
"""
#: cached packages list.
__packages = None # type: List[Installable]
__f_pypi_addons = None
__config = None # type: Optional[Config]
def __init__(self, parent=None, acceptDrops=True, **kwargs):
super().__init__(parent, acceptDrops=acceptDrops, **kwargs)
self.setLayout(QVBoxLayout())
self.addonwidget = AddonManagerWidget()
self.addonwidget.layout().setContentsMargins(0, 0, 0, 0)
self.layout().addWidget(self.addonwidget)
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel,
)
addmore = QPushButton(
"Add more...", toolTip="Add an add-on not listed below",
autoDefault=False
)
self.addonwidget.tophlayout.addWidget(addmore)
addmore.clicked.connect(self.__run_add_package_dialog)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
self.__progress = None # type: Optional[QProgressDialog]
self.__executor = ThreadPoolExecutor(max_workers=1)
# The installer thread
self.__thread = None
# The installer object
self.__installer = None
self.__add_package_by_name_dialog = None # type: Optional[QDialog]
def setConfig(self, config):
self.__config = config
def config(self):
# type: () -> Config
if self.__config is None:
return config.default
else:
return self.__config
@Slot()
def start(self, config):
# type: (Config) -> None
"""
Initialize the dialog/manager for the specified configuration namespace.
Calling this method will start an async query of ...
At the end the found items will be set using `setItems` overriding any
previously set items.
Parameters
----------
config : config.Config
"""
self.__config = config
if self.__packages is not None:
# method_queued(self.setItems, (object,))(self.__packages)
installed = [ep.dist for ep in config.addon_entry_points()
if ep.dist is not None]
items = installable_items(self.__packages, installed)
self.setItems(items)
return
progress = self.progressDialog()
self.show()
progress.show()
progress.setLabelText(
self.tr("Retrieving package list")
)
self.__f_pypi_addons = self.__executor.submit(
lambda config=config: (config, list_available_versions(config)),
)
self.__f_pypi_addons.add_done_callback(
method_queued(self.__on_query_done, (object,))
)
@Slot(object)
def __on_query_done(self, f):
# type: (Future[Tuple[Config, List[Installable]]]) -> None
assert f.done()
if self.__progress is not None:
self.__progress.hide()
if f.exception() is not None:
exc = typing.cast(BaseException, f.exception())
etype, tb = type(exc), exc.__traceback__
log.error(
"Error fetching package list",
exc_info=(etype, exc, tb)
)
message_warning(
"Could not retrieve package list",
title="Error",
informative_text=
"".join(traceback.format_exception_only(etype, exc)),
details=
"".join(traceback.format_exception(etype, exc, tb)),
parent=self
)
self.__f_pypi_addons = None
self.__addon_items = None
return
config, packages = f.result()
assert all(isinstance(p, Installable) for p in packages)
AddonManagerDialog.__packages = packages
installed = [ep.dist for ep in config.addon_entry_points()
if ep.dist is not None]
items = installable_items(packages, installed)
core_constraints = {
r.project_name.casefold(): r
for r in (Requirement.parse(r) for r in config.core_packages())
}
def constrain(item): # type: (Item) -> Item
"""Include constraint in Installed when in core_constraint"""
if isinstance(item, Installed):
name = item.local.project_name.casefold()
if name in core_constraints:
return item._replace(
required=True, constraint=core_constraints[name]
)
return item
self.setItems([constrain(item) for item in items])
@Slot(object)
def setItems(self, items):
# type: (List[Item]) -> None
"""
Set items
Parameters
----------
items: List[Items]
"""
self.addonwidget.setItems(items)
@Slot(object)
def addInstallable(self, installable):
# type: (Installable) -> None
"""
Add/append a single Installable item.
Parameters
----------
installable: Installable
"""
items = self.addonwidget.items()
if installable.name in {item.installable.name for item in items
if item.installable is not None}:
return
installed = [ep.dist for ep in self.config().addon_entry_points()]
new_ = installable_items([installable], filter(None, installed))
def match(item):
# type: (Item) -> bool
if isinstance(item, Available):
return item.installable.name == installable.name
elif item.installable is not None:
return item.installable.name == installable.name
else:
return item.local.project_name.lower() == installable.name.lower()
new = next(filter(match, new_), None)
assert new is not None
state = self.addonwidget.itemState()
self.addonwidget.setItems(items + [new])
self.addonwidget.setItemState(state) # restore state
def __run_add_package_dialog(self):
self.__add_package_by_name_dialog = dlg = QDialog(
self, windowTitle="Add add-on by name",
)
dlg.setAttribute(Qt.WA_DeleteOnClose)
vlayout = QVBoxLayout()
form = QFormLayout()
form.setContentsMargins(0, 0, 0, 0)
nameentry = QLineEdit(
placeholderText="Package name",
toolTip="Enter a package name as displayed on "
"PyPI (capitalization is not important)")
nameentry.setMinimumWidth(250)
form.addRow("Name:", nameentry)
vlayout.addLayout(form)
buttons = QDialogButtonBox(
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel
)
okb = buttons.button(QDialogButtonBox.Ok)
okb.setEnabled(False)
okb.setText("Add")
def changed(name):
okb.setEnabled(bool(name))
nameentry.textChanged.connect(changed)
vlayout.addWidget(buttons)
vlayout.setSizeConstraint(QVBoxLayout.SetFixedSize)
dlg.setLayout(vlayout)
f = None
def query():
nonlocal f
name = nameentry.text()
def query_pypi(name):
# type: (str) -> _QueryResult
res, = pypi_json_query_project_meta([name])
inst = None # type: Optional[Installable]
if res is not None:
inst = installable_from_json_response(res)
else:
inst = None
return _QueryResult(queryname=name, installable=inst)
f = self.__executor.submit(query_pypi, name)
okb.setDisabled(True)
f.add_done_callback(
method_queued(self.__on_add_single_query_finish, (object,))
)
buttons.accepted.connect(query)
buttons.rejected.connect(dlg.reject)
dlg.exec_()
@Slot(str, str)
def __show_error_for_query(self, text, error_details):
message_error(text, title="Error", details=error_details)
@Slot(object)
def __on_add_single_query_finish(self, f):
# type: (Future[_QueryResult]) -> None
error_text = ""
error_details = ""
try:
result = f.result()
except Exception:
log.error("Query error:", exc_info=True)
error_text = "Failed to query package index"
error_details = traceback.format_exc()
pkg = None
else:
pkg = result.installable
if pkg is None:
error_text = "'{}' not was not found".format(result.queryname)
dlg = self.__add_package_by_name_dialog
assert dlg is not None
if pkg:
self.addInstallable(pkg)
dlg.accept()
else:
dlg.reject()
self.__show_error_for_query(error_text, error_details)
def progressDialog(self):
# type: () -> QProgressDialog
if self.__progress is None:
self.__progress = QProgressDialog(
self,
minimum=0, maximum=0,
labelText=self.tr("Retrieving package list"),
sizeGripEnabled=False,
windowTitle="Progress"
)
self.__progress.setWindowModality(Qt.WindowModal)
self.__progress.hide()
self.__progress.canceled.connect(self.reject)
return self.__progress
def done(self, retcode):
super().done(retcode)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
def closeEvent(self, event):
super().closeEvent(event)
if self.__thread is not None:
self.__thread.quit()
self.__thread.wait(1000)
ADDON_EXTENSIONS = ('.zip', '.whl', '.tar.gz')
def dragEnterEvent(self, event):
# type: (QDragEnterEvent) -> None
"""Reimplemented."""
urls = event.mimeData().urls()
if any(url.toLocalFile().endswith(self.ADDON_EXTENSIONS)
for url in urls):
event.acceptProposedAction()
def dropEvent(self, event):
# type: (QDropEvent) -> None
"""
Reimplemented.
Allow dropping add-ons (zip or wheel archives) on this dialog to
install them.
"""
packages = []
names = []
for url in event.mimeData().urls():
path = url.toLocalFile()
if path.endswith(self.ADDON_EXTENSIONS):
meta = get_meta_from_archive(path) or {}
name = meta.get("Name", os.path.basename(path))
vers = meta.get("Version", "")
summary = meta.get("Summary", "")
descr = meta.get("Description", "")
content_type = meta.get("Description-Content-Type", None)
names.append(name)
packages.append(
Installable(name, vers, summary,
descr or summary, path, [path], content_type)
)
for installable in packages:
self.addInstallable(installable)
items = self.addonwidget.items()
# lookup items for the new entries
new_items = [item for item in items if item.installable in packages]
state_new = [(Install, item) if isinstance(item, Available) else
(Upgrade, item) for item in new_items]
state = self.addonwidget.itemState()
self.addonwidget.setItemState(state + state_new)
event.acceptProposedAction()
def __accepted(self):
steps = self.addonwidget.itemState()
if steps:
# Move all uninstall steps to the front
steps = sorted(
steps, key=lambda step: 0 if step[0] == Uninstall else 1
)
self.__installer = Installer(steps=steps)
self.__thread = QThread(self)
self.__thread.start()
self.__installer.moveToThread(self.__thread)
self.__installer.finished.connect(self.__on_installer_finished)
self.__installer.error.connect(self.__on_installer_error)
progress = self.progressDialog()
self.__installer.installStatusChanged.connect(progress.setLabelText)
progress.show()
progress.setLabelText("Installing")
self.__installer.start()
else:
self.accept()
def __on_installer_error(self, command, pkg, retcode, output):
if self.__progress is not None:
self.__progress.close()
self.__progress = None
message_error(
"An error occurred while running a subprocess", title="Error",
informative_text="{} exited with non zero status.".format(command),
details="".join(output),
parent=self
)
self.reject()
def __on_installer_finished(self):
if self.__progress is not None:
self.__progress.close()
self.__progress = None
def message_restart(parent):
icon = QMessageBox.Information
buttons = QMessageBox.Ok | QMessageBox.Cancel
title = 'Information'
text = 'Orange needs to be restarted for the changes to take effect.'
msg_box = QMessageBox(icon, title, text, buttons, parent)
msg_box.setDefaultButton(QMessageBox.Ok)
msg_box.setInformativeText('Press OK to close Orange now.')
msg_box.button(QMessageBox.Cancel).setText('Close later')
return msg_box.exec_()
if QMessageBox.Ok == message_restart(self):
self.accept()
QApplication.closeAllWindows()
else:
self.reject()
