forked from cromer/pamac-classic
255 lines
6.5 KiB
Python
Executable File
255 lines
6.5 KiB
Python
Executable File
#! /usr/bin/python
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# -*-coding:utf-8 -*
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from gi.repository import Gtk
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import pyalpm
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import traceback
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import config
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interface = Gtk.Builder()
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interface.add_from_file('gui/dialogs.glade')
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ProgressWindow = interface.get_object('ProgressWindow')
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progress_bar = interface.get_object('progressbar2')
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progress_label = interface.get_object('progresslabel2')
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ErrorDialog = interface.get_object('ErrorDialog')
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ConfDialog = interface.get_object('ConfDialog')
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transaction_desc = interface.get_object('transaction_desc')
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down_label = interface.get_object('down_label')
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to_remove = None
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to_add = None
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to_update = None
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do_syncfirst = False
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list_first = []
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def init_transaction(handle):
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"Transaction initialization"
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handle.dlcb = cb_dl
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handle.totaldlcb = totaldlcb
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handle.eventcb = cb_event
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handle.questioncb = cb_conv
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handle.progresscb = cb_progress
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try:
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t = handle.init_transaction(cascade = True)
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return t
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except pyalpm.error:
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ErrorDialog.format_secondary_text(traceback.format_exc())
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response = ErrorDialog.run()
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if response:
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ErrorDialog.hide()
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return False
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def do_refresh():
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"""Sync databases like pacman -Sy"""
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ProgressWindow.show_all()
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for db in config.handle.get_syncdbs():
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t = init_transaction(config.handle)
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try:
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db.update(force=False)
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except pyalpm.error:
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ErrorDialog.format_secondary_text(traceback.format_exc())
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response = ErrorDialog.run()
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if response:
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ErrorDialog.hide()
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t.release()
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ProgressWindow.hide()
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progress_label.set_text('')
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progress_bar.set_text('')
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def do_sysupgrade():
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"""Upgrade a system like pacman -Su"""
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global to_remove
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global to_add
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global to_update
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t = init_transaction(config.handle)
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if do_syncfirst is True:
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for pkg in list_first:
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t.add_pkg(pkg)
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else:
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try:
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t.sysupgrade(downgrade=False)
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except pyalpm.error:
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ErrorDialog.format_secondary_text(traceback.format_exc())
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response = ErrorDialog.run()
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if response:
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ErrorDialog.hide()
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t.release()
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try:
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t.prepare()
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except pyalpm.error:
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ErrorDialog.format_secondary_text(traceback.format_exc())
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response = ErrorDialog.run()
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if response:
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ErrorDialog.hide()
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t.release()
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to_remove = t.to_remove
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to_add = t.to_add
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if len(to_add) + len(to_remove) == 0:
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t.release()
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else:
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set_transaction_desc('update')
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if len(transaction_desc) != 0:
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response = ConfDialog.run()
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if response == Gtk.ResponseType.OK:
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t_finalize(t)
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if response == Gtk.ResponseType.CANCEL or Gtk.ResponseType.CLOSE or Gtk.ResponseType.DELETE_EVENT:
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ProgressWindow.hide()
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ConfDialog.hide()
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t.release()
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else:
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t_finalize(t)
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t.release()
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def t_finalize(t):
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ConfDialog.hide()
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try:
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t.commit()
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except pyalpm.error:
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ErrorDialog.format_secondary_text(traceback.format_exc())
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response = ErrorDialog.run()
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if response:
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ErrorDialog.hide()
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ProgressWindow.hide()
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def get_updates():
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"""Return a list of package objects in local db which can be updated"""
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global do_syncfirst
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global list_first
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if config.syncfirst:
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for name in config.syncfirst:
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pkg = config.handle.get_localdb().get_pkg(name)
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candidate = pyalpm.sync_newversion(pkg, config.handle.get_syncdbs())
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if candidate:
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list_first.append(candidate)
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if list_first:
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do_syncfirst = True
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return list_first
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result = []
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installed_pkglist = config.handle.get_localdb().pkgcache
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for pkg in installed_pkglist:
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candidate = pyalpm.sync_newversion(pkg, config.handle.get_syncdbs())
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if candidate:
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result.append(candidate)
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return result
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def get_new_version_available(pkgname):
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for repo in config.handle.get_syncdbs():
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pkg = repo.get_pkg(pkgname)
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if pkg is not None:
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return pkg.version
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break
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def format_size(size):
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KiB_size = size / 1024
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if KiB_size < 1000:
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size_string = '%.1f KiB' % (KiB_size)
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return size_string
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else:
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size_string = '%.2f MiB' % (KiB_size / 1024)
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return size_string
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def set_transaction_desc(mode):
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global transaction_desc
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global down_label
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global to_add
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global to_remove
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global to_update
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transaction_desc.clear()
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if to_remove:
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transaction_desc.append(['To remove:', to_remove[0].name])
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i = 1
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while i < len(to_remove):
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transaction_desc.append([' ', to_remove[i].name])
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i += 1
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down_label.set_markup('')
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if to_add:
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if mode == 'update':
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installed_name = []
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for pkg_object in config.handle.get_localdb().pkgcache:
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installed_name.append(pkg_object.name)
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to_add_name = []
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for pkg_object in to_add:
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to_add_name.append(pkg_object.name)
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to_update = sorted(set(installed_name).intersection(to_add_name))
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to_remove_from_add_name = sorted(set(to_update).intersection(to_add_name))
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for name in to_remove_from_add_name:
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to_add_name.remove(name)
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if to_add_name:
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transaction_desc.append(['To install:', to_add_name[0]])
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i = 1
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while i < len(to_add_name):
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transaction_desc.append([' ', to_add_name[i]])
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i += 1
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if mode == 'normal':
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if to_update:
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transaction_desc.append(['To update:', to_update[0]])
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i = 1
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while i < len(to_update):
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transaction_desc.append([' ', to_update[i]])
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i += 1
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down_label.set_markup('')
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#down_label.set_markup('<b>Total Download size: </b>'+format_size(total_size))
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# Callbacks
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event_text = ' '
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def cb_event(ID, event, tupel):
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global event_text
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ProgressWindow.show_all()
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while Gtk.events_pending():
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Gtk.main_iteration()
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for i in [1,3,5,7,9,11,15]:
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if ID is i:
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progress_label.set_text(event)
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print(event)
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break
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else :
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progress_label.set_text(' ')
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if ID is 27:
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progress_label.set_text('Downloading '+format_size(total_size))
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print('Downloading a file')
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progress_bar.set_fraction(0.0)
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progress_bar.set_text('')
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def cb_conv(*args):
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print("conversation", args)
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total_size = 0
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def totaldlcb(_total_size):
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global total_size
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total_size = _total_size
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already_transferred = 0
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def cb_dl(_target, _transferred, total):
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global already_transferred
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while Gtk.events_pending():
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Gtk.main_iteration()
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if total_size > 0:
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fraction = (_transferred+already_transferred)/total_size
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size = 0
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if (to_remove or to_add):
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for pkg in to_remove+to_add:
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if pkg.name+'-'+pkg.version in _target:
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size = pkg.size
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if _transferred == size:
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already_transferred += size
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progress_label.set_text('Downloading '+format_size(total_size))
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progress_bar.set_text(_target)
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progress_bar.set_fraction(fraction)
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else:
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progress_label.set_text('Refreshing...')
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progress_bar.set_text(_target)
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progress_bar.pulse()
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def cb_progress(_target, _percent, n, i):
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while Gtk.events_pending():
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Gtk.main_iteration()
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target = _target+' ('+str(i)+'/'+str(n)+')'
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progress_bar.set_fraction(_percent/100)
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progress_bar.set_text(target)
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if __name__ == "__main__":
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True
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