pamac-classic/pamac/transaction.py
2013-01-20 17:38:33 +01:00

203 lines
5.9 KiB
Python

#! /usr/bin/python
# -*-coding:utf-8-*-
from gi.repository import Gtk, GObject
import pyalpm
import traceback
import dbus
from dbus.mainloop.glib import DBusGMainLoop
from pamac import config
interface = Gtk.Builder()
interface.add_from_file('/usr/share/pamac/gui/dialogs.glade')
ErrorDialog = interface.get_object('ErrorDialog')
WarningDialog = interface.get_object('WarningDialog')
ProgressWindow = interface.get_object('ProgressWindow')
progress_bar = interface.get_object('progressbar2')
progress_label = interface.get_object('progresslabel2')
action_icon = interface.get_object('action_icon')
t_lock = False
do_syncfirst = False
list_first = []
to_remove = []
to_add = []
to_update = []
DBusGMainLoop(set_as_default=True)
bus = dbus.SystemBus()
proxy = bus.get_object('org.manjaro.pamac','/org/manjaro/pamac', introspect=False)
Refresh = proxy.get_dbus_method('Refresh','org.manjaro.pamac')
Init = proxy.get_dbus_method('Init','org.manjaro.pamac')
Sysupgrade = proxy.get_dbus_method('Sysupgrade','org.manjaro.pamac')
Remove = proxy.get_dbus_method('Remove','org.manjaro.pamac')
Add = proxy.get_dbus_method('Add','org.manjaro.pamac')
Prepare = proxy.get_dbus_method('Prepare','org.manjaro.pamac')
To_Remove = proxy.get_dbus_method('To_Remove','org.manjaro.pamac')
To_Add = proxy.get_dbus_method('To_Add','org.manjaro.pamac')
Commit = proxy.get_dbus_method('Commit','org.manjaro.pamac')
Release = proxy.get_dbus_method('Release','org.manjaro.pamac')
def action_signal_handler(action):
progress_label.set_text(action)
def icon_signal_handler(icon):
action_icon.set_from_file(icon)
def target_signal_handler(target):
progress_bar.set_text(target)
def percent_signal_handler(percent):
progress_bar.set_fraction(float(percent))
bus.add_signal_receiver(action_signal_handler, dbus_interface = "org.manjaro.pamac", signal_name = "EmitAction")
bus.add_signal_receiver(icon_signal_handler, dbus_interface = "org.manjaro.pamac", signal_name = "EmitIcon")
bus.add_signal_receiver(target_signal_handler, dbus_interface = "org.manjaro.pamac", signal_name = "EmitTarget")
bus.add_signal_receiver(percent_signal_handler, dbus_interface = "org.manjaro.pamac", signal_name = "EmitPercent")
def init_transaction(**options):
"Transaction initialization"
global t_lock
error = Init(options)
if not error:
t_lock = True
return True
else:
ErrorDialog.format_secondary_text(error)
response = ErrorDialog.run()
if response:
ErrorDialog.hide()
return False
def check_conflicts():
global to_add
global to_remove
to_check = []
warning = ''
for pkgname in to_add:
for repo in config.pacman_conf.initialize_alpm().get_syncdbs():
pkg = repo.get_pkg(pkgname)
if pkg:
to_check.append(pkg)
break
for target in to_check:
if target.replaces:
for name in target.replaces:
pkg = config.pacman_conf.initialize_alpm().get_localdb().get_pkg(name)
if pkg:
if not pkg.name in to_remove:
to_remove.append(pkg.name)
if warning:
warning = warning+'\n'
warning = warning+pkg.name+' will be replaced by '+target.name
if target.conflicts:
for name in target.conflicts:
pkg = config.pacman_conf.initialize_alpm().get_localdb().get_pkg(name)
if pkg:
if not pkg.name in to_remove:
to_remove.append(pkg.name)
for installed_pkg in config.pacman_conf.initialize_alpm().get_localdb().pkgcache:
if installed_pkg.conflicts:
for name in installed_pkg.conflicts:
if name == target.name:
if not name in to_remove:
to_remove.append(installed_pkg.name)
if warning:
WarningDialog.format_secondary_text(warning)
response = WarningDialog.run()
if response:
WarningDialog.hide()
def get_to_remove():
global to_remove
to_remove = To_Remove()
def get_to_add():
global to_add
to_add = To_Add()
def finalize():
global t_lock
error = Prepare()
if error:
ErrorDialog.format_secondary_text(error)
response = ErrorDialog.run()
if response:
ErrorDialog.hide()
Release()
t_lock = False
else:
ProgressWindow.show_all()
while Gtk.events_pending():
Gtk.main_iteration()
Commit(reply_handler = handle_reply, error_handler = handle_error, timeout = 2000*1000)
def handle_error(error):
global t_lock
global to_add
global to_remove
if not 'DBus.Error.NoReply' in str(error):
ErrorDialog.format_secondary_text('Commit Error:\n'+str(error))
response = ErrorDialog.run()
if response:
ErrorDialog.hide()
t_lock = False
Release()
ProgressWindow.hide()
to_add = []
to_remove = []
def handle_reply(reply):
global t_lock
global to_add
global to_remove
print('reply',reply)
t_lock = False
Release()
ProgressWindow.hide()
to_add = []
to_remove = []
def do_refresh():
"""Sync databases like pacman -Sy"""
global t
global t_lock
if t_lock is False:
progress_label.set_text('Refreshing...')
progress_bar.pulse()
action_icon.set_from_file('/usr/share/pamac/icons/24x24/status/refresh-cache.png')
ProgressWindow.show_all()
t_lock = True
Refresh(reply_handler = handle_reply, error_handler = handle_error, timeout = 2000*1000)
def get_updates():
"""Return a list of package objects in local db which can be updated"""
global do_syncfirst
global list_first
if config.syncfirst:
for name in config.syncfirst:
pkg = config.pacman_conf.initialize_alpm().get_localdb().get_pkg(name)
candidate = pyalpm.sync_newversion(pkg, config.pacman_conf.initialize_alpm().get_syncdbs())
if candidate:
list_first.append(candidate)
if list_first:
do_syncfirst = True
return list_first
result = []
installed_pkglist = config.pacman_conf.initialize_alpm().get_localdb().pkgcache
for pkg in installed_pkglist:
candidate = pyalpm.sync_newversion(pkg, config.pacman_conf.initialize_alpm().get_syncdbs())
if candidate:
result.append(candidate)
return result
def get_new_version_available(pkgname):
for repo in config.pacman_conf.initialize_alpm().get_syncdbs():
pkg = repo.get_pkg(pkgname)
if pkg is not None:
return pkg.version
break