| 1 | # -*- coding: utf-8 -*- |
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| 2 | # Copyright (C) 2008 Adriano Monteiro Marques |
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| 3 | # |
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| 4 | # Author: Francesco Piccinno <stack.box@gmail.com> |
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| 5 | # |
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| 6 | # This program is free software; you can redistribute it and/or modify |
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| 7 | # it under the terms of the GNU General Public License as published by |
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| 8 | # the Free Software Foundation; either version 2 of the License, or |
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| 9 | # (at your option) any later version. |
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| 10 | # |
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| 11 | # This program is distributed in the hope that it will be useful, |
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | # GNU General Public License for more details. |
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| 15 | # |
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| 16 | # You should have received a copy of the GNU General Public License |
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| 17 | # along with this program; if not, write to the Free Software |
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| 18 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 19 | |
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| 20 | import os |
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| 21 | import gtk |
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| 22 | import gobject |
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| 23 | |
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| 24 | from umit.core.I18N import _ |
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| 25 | from umit.core.Paths import Path |
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| 26 | from umit.core.UmitLogging import log |
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| 27 | |
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| 28 | from higwidgets.higbuttons import HIGButton |
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| 29 | from higwidgets.higdialogs import HIGAlertDialog |
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| 30 | from higwidgets.higrichlists import HIGRichList, PluginRow |
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| 31 | |
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| 32 | from umit.plugin.Core import Core |
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| 33 | from umit.plugin.Update import FILE_GETTING, FILE_CHECKING |
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| 34 | from umit.plugin.Update import LATEST_GETTED, LATEST_ERROR, LATEST_GETTING |
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| 35 | |
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| 36 | class PluginPage(gtk.VBox): |
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| 37 | def __init__(self, parent): |
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| 38 | gtk.VBox.__init__(self, False, 2) |
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| 39 | |
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| 40 | self.p_window = parent |
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| 41 | self.menu_enabled = True |
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| 42 | |
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| 43 | self.__create_widgets() |
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| 44 | self.__pack_widgets() |
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| 45 | |
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| 46 | self.install_updates_btn.hide() |
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| 47 | |
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| 48 | def __create_widgets(self): |
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| 49 | self.set_spacing(4) |
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| 50 | |
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| 51 | self.richlist = HIGRichList() |
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| 52 | |
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| 53 | self.hbbox = gtk.HButtonBox() |
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| 54 | self.hbbox.set_layout(gtk.BUTTONBOX_END) |
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| 55 | |
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| 56 | self.find_updates_btn = \ |
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| 57 | HIGButton(_('Find updates'), gtk.STOCK_REFRESH) |
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| 58 | self.install_updates_btn = \ |
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| 59 | HIGButton(_('Install updates'), gtk.STOCK_APPLY) |
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| 60 | self.skip_install_btn = \ |
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| 61 | HIGButton(_('Skip'), gtk.STOCK_CANCEL) |
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| 62 | self.restart_btn = \ |
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| 63 | HIGButton(_('Restart UMIT'), gtk.STOCK_REFRESH) |
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| 64 | |
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| 65 | def __pack_widgets(self): |
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| 66 | self.hbbox.pack_start(self.find_updates_btn) |
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| 67 | self.hbbox.pack_start(self.skip_install_btn) |
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| 68 | self.hbbox.pack_start(self.install_updates_btn) |
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| 69 | self.hbbox.pack_start(self.restart_btn) |
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| 70 | |
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| 71 | self.pack_start(self.richlist) |
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| 72 | self.pack_start(self.hbbox, False, False, 0) |
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| 73 | |
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| 74 | self.find_updates_btn.connect('clicked', self.__on_find_updates) |
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| 75 | self.install_updates_btn.connect('clicked', self.__on_install_updates) |
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| 76 | self.skip_install_btn.connect('clicked', self.__on_skip_updates) |
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| 77 | self.restart_btn.connect('clicked', self.__on_restart) |
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| 78 | |
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| 79 | self.show_all() |
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| 80 | |
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| 81 | def clear(self, include_loaded=True): |
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| 82 | if include_loaded: |
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| 83 | self.richlist.clear() |
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| 84 | return |
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| 85 | |
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| 86 | def remove(row, richlist): |
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| 87 | if not row.reader.enabled: |
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| 88 | richlist.remove_row(row) |
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| 89 | |
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| 90 | self.richlist.foreach(remove, self.richlist) |
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| 91 | return self.richlist.get_rows() |
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| 92 | |
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| 93 | def populate(self): |
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| 94 | "Populate the richlist using avaiable_plugins field" |
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| 95 | |
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| 96 | # We need a list of present plugin row to check for dup |
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| 97 | presents = [] |
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| 98 | |
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| 99 | def add_to_list(row, list): |
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| 100 | list.append(row) |
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| 101 | |
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| 102 | self.richlist.foreach(add_to_list, presents) |
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| 103 | |
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| 104 | warn_reboot = False |
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| 105 | |
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| 106 | # We have to load avaiable_plugins from engine |
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| 107 | for reader in self.p_window.engine.avaiable_plugins: |
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| 108 | |
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| 109 | # Check if it's already present then remove the original |
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| 110 | # and add the new in case something is getting update. |
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| 111 | row = PluginRow(self.richlist, reader) |
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| 112 | |
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| 113 | for old in presents: |
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| 114 | # FIXME? we need to check also for version equality |
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| 115 | # and if are different just ignore the addition and |
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| 116 | # continue with the loop |
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| 117 | if old.reader.get_path() == row.reader.get_path(): |
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| 118 | self.richlist.remove_row(old) |
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| 119 | row.enabled = True |
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| 120 | warn_reboot = True |
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| 121 | |
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| 122 | # Connect the various buttons |
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| 123 | row.action_btn.connect('clicked', self.__on_row_action, row) |
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| 124 | row.uninstall_btn.connect('clicked', self.__on_row_uninstall, row) |
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| 125 | row.preference_btn.connect('clicked', self.__on_row_preference, row) |
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| 126 | |
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| 127 | row.connect('clicked', self.__on_row_preference, row) |
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| 128 | row.connect('popup', self.__on_row_popup) |
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| 129 | |
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| 130 | self.richlist.append_row(row) |
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| 131 | |
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| 132 | if warn_reboot: |
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| 133 | # Warn the user |
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| 134 | self.p_window.animated_bar.label = \ |
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| 135 | _('Remember that you have to restart UMIT to make new version' \ |
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| 136 | ' of plugins to be loaded correctly.') |
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| 137 | self.p_window.animated_bar.start_animation(True) |
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| 138 | |
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| 139 | def __on_restart(self, widget): |
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| 140 | "Called when the user click on the restart button" |
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| 141 | |
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| 142 | # TODO: implement me |
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| 143 | log.critical("Restart is not implemented!") |
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| 144 | |
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| 145 | def __on_skip_updates(self, widget): |
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| 146 | "Called when the user click on the skip button" |
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| 147 | |
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| 148 | # We need to repopulate the tree |
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| 149 | self.richlist.clear() |
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| 150 | self.populate() |
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| 151 | |
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| 152 | self.p_window.toolbar.unset_status() |
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| 153 | self.p_window.animated_bar.label = \ |
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| 154 | _('Update skipped') |
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| 155 | self.p_window.animated_bar.start_animation(True) |
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| 156 | |
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| 157 | self.skip_install_btn.hide() |
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| 158 | self.install_updates_btn.hide() |
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| 159 | self.find_updates_btn.show() |
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| 160 | |
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| 161 | self.menu_enabled = True |
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| 162 | |
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| 163 | def __on_install_updates(self, widget): |
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| 164 | """ |
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| 165 | Called when the user click on 'install updates' button |
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| 166 | |
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| 167 | This function call the start_download() of UpdateEngine |
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| 168 | and then add a timeout callback (__refresh_row_download) to |
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| 169 | update the gui at interval of 300 milliseconds. |
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| 170 | """ |
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| 171 | |
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| 172 | lst = [] |
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| 173 | for obj in self.p_window.update_eng.list: |
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| 174 | if obj.status != LATEST_GETTED: |
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| 175 | self.richlist.remove_row(obj.object) |
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| 176 | |
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| 177 | if obj.object.show_include: |
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| 178 | lst.append(obj) |
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| 179 | |
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| 180 | obj.object.show_include = False |
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| 181 | |
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| 182 | self.install_updates_btn.set_sensitive(False) |
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| 183 | self.skip_install_btn.set_sensitive(False) |
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| 184 | |
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| 185 | self.p_window.update_eng.list = lst |
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| 186 | self.p_window.update_eng.start_download() |
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| 187 | |
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| 188 | self.p_window.toolbar.show_message( \ |
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| 189 | _("<b>Downloading updates ...</b>"), \ |
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| 190 | file=os.path.join(Path.pixmaps_dir, "Throbber.gif") \ |
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| 191 | ) |
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| 192 | gobject.timeout_add(300, self.__refresh_row_download) |
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| 193 | |
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| 194 | def __refresh_row_download(self): |
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| 195 | """ |
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| 196 | This is the timeout callback called to update the gui |
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| 197 | in the download phase (the last) |
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| 198 | """ |
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| 199 | |
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| 200 | working = False |
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| 201 | |
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| 202 | for obj in self.p_window.update_eng.list: |
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| 203 | obj.lock.acquire() |
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| 204 | |
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| 205 | try: |
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| 206 | if obj.status == FILE_GETTING or \ |
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| 207 | obj.status == FILE_CHECKING: |
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| 208 | working = True |
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| 209 | |
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| 210 | row = obj.object |
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| 211 | row.message = obj.label |
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| 212 | row.progress = obj.fract |
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| 213 | finally: |
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| 214 | obj.lock.release() |
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| 215 | |
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| 216 | if not working: |
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| 217 | |
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| 218 | for obj in self.p_window.update_eng.list: |
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| 219 | row = obj.object |
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| 220 | row.message = obj.label |
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| 221 | row.progress = None |
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| 222 | |
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| 223 | # Only warn the user about changes take effects on restart |
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| 224 | # on restart just move the plugins stored in home directory |
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| 225 | # in the proper location |
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| 226 | |
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| 227 | self.p_window.animated_bar.label = \ |
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| 228 | _('Update phase complete. Now restart ' \ |
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| 229 | 'UMIT to changes make effects.') |
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| 230 | self.p_window.animated_bar.start_animation(True) |
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| 231 | |
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| 232 | self.p_window.toolbar.unset_status() |
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| 233 | |
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| 234 | self.install_updates_btn.hide() |
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| 235 | self.skip_install_btn.hide() |
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| 236 | |
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| 237 | self.restart_btn.show() |
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| 238 | |
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| 239 | return working |
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| 240 | |
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| 241 | def __on_find_updates(self, widget): |
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| 242 | """ |
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| 243 | Called when the user click on 'find updates' button |
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| 244 | |
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| 245 | This function call the start_update() of UpdateEngine |
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| 246 | and then add a timeout callback (__update_rich_list) to |
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| 247 | update the gui at interval of 300 milliseconds. |
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| 248 | """ |
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| 249 | |
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| 250 | self.find_updates_btn.set_sensitive(False) |
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| 251 | self.menu_enabled = False |
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| 252 | |
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| 253 | lst = [] |
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| 254 | |
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| 255 | def append(row, lst): |
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| 256 | if row.reader.update: |
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| 257 | row.message = _("Waiting ...") |
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| 258 | row.activatable = False |
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| 259 | row.enabled = True |
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| 260 | lst.append(row) |
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| 261 | else: |
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| 262 | self.richlist.remove_row(row) |
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| 263 | |
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| 264 | self.richlist.foreach(append, lst) |
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| 265 | |
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| 266 | if not lst: |
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| 267 | self.p_window.toolbar.unset_status() |
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| 268 | |
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| 269 | self.p_window.animated_bar.label = \ |
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| 270 | _("No plugins provides update url. Cannot procede.") |
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| 271 | self.p_window.animated_bar.image = gtk.STOCK_DIALOG_ERROR |
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| 272 | self.p_window.animated_bar.start_animation(True) |
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| 273 | |
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| 274 | self.p_window.update_eng.updating = False |
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| 275 | self.find_updates_btn.set_sensitive(True) |
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| 276 | self.menu_enabled = True |
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| 277 | |
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| 278 | self.populate() |
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| 279 | return |
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| 280 | |
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| 281 | # We can now begin the update phase, so warn the user. |
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| 282 | |
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| 283 | self.p_window.toolbar.show_message( \ |
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| 284 | _("<b>Looking for %d updates ...</b>") % len(lst), \ |
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| 285 | file=os.path.join(Path.pixmaps_dir, "Throbber.gif") \ |
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| 286 | ) |
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| 287 | |
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| 288 | self.p_window.update_eng.list = lst |
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| 289 | self.p_window.update_eng.start_update() |
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| 290 | |
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| 291 | # Add a timeout function to update label |
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| 292 | gobject.timeout_add(300, self.__update_rich_list) |
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| 293 | |
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| 294 | def __update_rich_list(self): |
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| 295 | """ |
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| 296 | This is the timeout callback called to update the gui |
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| 297 | in the find phase |
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| 298 | """ |
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| 299 | |
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| 300 | working = False |
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| 301 | |
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| 302 | for upd_obj in self.p_window.update_eng.list: |
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| 303 | upd_obj.lock.acquire() |
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| 304 | |
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| 305 | try: |
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| 306 | # Check if we are working |
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| 307 | if upd_obj.status == LATEST_GETTING: |
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| 308 | working = True |
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| 309 | |
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| 310 | # Update the row |
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| 311 | row = upd_obj.object |
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| 312 | row.message = upd_obj.label |
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| 313 | finally: |
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| 314 | upd_obj.lock.release() |
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| 315 | |
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| 316 | # No locking from here we have finished |
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| 317 | |
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| 318 | if not working: |
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| 319 | # Mark as finished |
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| 320 | self.p_window.update_eng.stop() |
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| 321 | self.find_updates_btn.set_sensitive(True) |
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| 322 | |
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| 323 | lst = filter( \ |
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| 324 | lambda x: (x.status == LATEST_GETTED) and (x) or (None),\ |
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| 325 | self.p_window.update_eng.list \ |
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| 326 | ) |
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| 327 | elst = filter( \ |
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| 328 | lambda x: (x.status == LATEST_ERROR) and (x) or (None),\ |
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| 329 | self.p_window.update_eng.list \ |
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| 330 | ) |
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| 331 | |
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| 332 | if not lst and not elst: |
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| 333 | self.p_window.toolbar.unset_status() |
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| 334 | |
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| 335 | self.p_window.animated_bar.label = \ |
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| 336 | _('<b>No updates found</b>') |
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| 337 | self.p_window.animated_bar.start_animation(True) |
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| 338 | |
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| 339 | self.richlist.clear() |
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| 340 | self.populate() |
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| 341 | |
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| 342 | self.menu_enabled = True |
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| 343 | else: |
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| 344 | # Now prepare the download page |
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| 345 | |
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| 346 | if not elst: |
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| 347 | self.p_window.toolbar.show_message( \ |
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| 348 | _("<b>Updates found: %d</b>") % len(lst), \ |
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| 349 | stock=gtk.STOCK_APPLY \ |
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| 350 | ) |
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| 351 | else: |
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| 352 | self.p_window.toolbar.show_message( \ |
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| 353 | _('<b>Updates found: %d with %d errors</b>') \ |
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| 354 | % (len(lst), len(elst)), stock=gtk.STOCK_APPLY \ |
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| 355 | ) |
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| 356 | |
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| 357 | for obj in self.p_window.update_eng.list: |
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| 358 | row = obj.object |
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| 359 | active = (obj.status == LATEST_GETTED) |
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| 360 | |
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| 361 | if active: |
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| 362 | row.show_include = True |
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| 363 | row.message = obj.label |
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| 364 | else: |
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| 365 | row.saturate = True |
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| 366 | |
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| 367 | if lst: |
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| 368 | self.install_updates_btn.show() |
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| 369 | |
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| 370 | self.find_updates_btn.hide() |
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| 371 | self.skip_install_btn.show() |
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| 372 | |
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| 373 | return working |
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| 374 | |
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| 375 | def __on_row_popup(self, row, evt): |
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| 376 | "Popup menu" |
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| 377 | |
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| 378 | if not self.menu_enabled or not row.activatable: |
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| 379 | return |
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| 380 | |
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| 381 | menu = gtk.Menu() |
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| 382 | |
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| 383 | stocks = ( |
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| 384 | gtk.STOCK_PREFERENCES, |
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| 385 | gtk.STOCK_HOME, |
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| 386 | gtk.STOCK_ABOUT, |
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| 387 | None, |
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| 388 | (gtk.STOCK_MEDIA_PLAY, gtk.STOCK_MEDIA_STOP), |
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| 389 | gtk.STOCK_CLEAR |
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| 390 | ) |
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| 391 | |
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| 392 | labels = ( |
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| 393 | _('<b>Preferences</b>'), |
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| 394 | _('Visit homepage'), |
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| 395 | _('About %s') % row.reader.name, |
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| 396 | None, |
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| 397 | (_('Enable'), _('Disable')), |
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| 398 | _('Uninstall') |
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| 399 | ) |
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| 400 | |
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| 401 | callbacks = ( |
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| 402 | self.__on_row_preference, |
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| 403 | self.__on_row_homepage, |
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| 404 | self.__on_row_about, |
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| 405 | None, |
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| 406 | self.__on_row_action, |
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| 407 | self.__on_row_uninstall |
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| 408 | ) |
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| 409 | |
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| 410 | for stock, label, cb in zip(stocks, labels, callbacks): |
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| 411 | if not label: |
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| 412 | menu.append(gtk.SeparatorMenuItem()) |
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| 413 | continue |
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| 414 | |
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| 415 | # Get the right stock, label choosing from the row state |
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| 416 | if isinstance(label, tuple): |
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| 417 | if row.enabled: |
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| 418 | stock, label = stock[1], label[1] |
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| 419 | else: |
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| 420 | stock, label = stock[0], label[0] |
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| 421 | |
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| 422 | |
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| 423 | act = gtk.Action(None, label, '', stock) |
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| 424 | |
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| 425 | item = act.create_menu_item() |
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| 426 | item.get_child().set_use_markup(True) |
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| 427 | item.connect('activate', cb, row) |
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| 428 | |
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| 429 | menu.append(item) |
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| 430 | |
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| 431 | menu.show_all() |
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| 432 | menu.popup(None, None, None, evt.button, evt.time) |
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| 433 | |
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| 434 | def __on_row_action(self, widget, row): |
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| 435 | "Enable/Disable menu/button callback" |
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| 436 | |
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| 437 | if not row.enabled: |
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| 438 | func = self.p_window.engine.load_plugin |
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| 439 | else: |
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| 440 | func = self.p_window.engine.unload_plugin |
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| 441 | |
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| 442 | ret, errmsg = func(row.reader) |
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| 443 | |
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| 444 | if not ret: |
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| 445 | dialog = HIGAlertDialog( |
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| 446 | self.p_window, |
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| 447 | gtk.DIALOG_MODAL, |
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| 448 | gtk.MESSAGE_ERROR, |
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| 449 | message_format=errmsg, |
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| 450 | secondary_text=errmsg.summary |
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| 451 | ) |
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| 452 | dialog.run() |
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| 453 | dialog.destroy() |
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| 454 | else: |
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| 455 | row.enabled = not row.enabled |
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| 456 | |
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| 457 | def __on_row_uninstall(self, widget, row): |
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| 458 | "Uninstall button callback" |
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| 459 | |
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| 460 | # If it's enabled we must disable and then disinstall |
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| 461 | |
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| 462 | def dialog(txt, sec): |
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| 463 | return HIGAlertDialog(self.p_window, 0, gtk.MESSAGE_QUESTION, \ |
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| 464 | gtk.BUTTONS_YES_NO, txt, sec) |
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| 465 | |
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| 466 | if row.enabled: |
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| 467 | d = dialog( \ |
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| 468 | _('Disabling Plugin'), \ |
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| 469 | _('Do you want to disable %s plugin?') % row.reader.name \ |
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| 470 | ) |
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| 471 | |
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| 472 | r = d.run() |
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| 473 | d.hide() |
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| 474 | d.destroy() |
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| 475 | |
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| 476 | if r == gtk.RESPONSE_YES: |
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| 477 | r, err = self.p_window.engine.unload_plugin(row.reader) |
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| 478 | |
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| 479 | if not r: |
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| 480 | d = dialog( \ |
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| 481 | _('Can not disable Plugin'), \ |
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| 482 | _('%s\nDo you want to force ' |
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| 483 | 'the unload phase for %s plugin?') % \ |
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| 484 | (err.summary, row.reader.name) \ |
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| 485 | ) |
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| 486 | |
|---|
| 487 | r = d.run() |
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| 488 | d.hide() |
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| 489 | d.destroy() |
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| 490 | |
|---|
| 491 | if r == gtk.RESPONSE_YES: |
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| 492 | self.p_window.engine.unload_plugin(row.reader, True) |
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| 493 | self.__uninstall(row) |
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| 494 | else: |
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| 495 | self.__uninstall(row) |
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| 496 | else: |
|---|
| 497 | self.__uninstall(row) |
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| 498 | |
|---|
| 499 | def __uninstall(self, row): |
|---|
| 500 | "Uninstall semi-low level function" |
|---|
| 501 | |
|---|
| 502 | row.activatable = False |
|---|
| 503 | |
|---|
| 504 | if self.p_window.engine.uninstall_plugin(row.reader): |
|---|
| 505 | del row |
|---|
| 506 | self.richlist.clear() |
|---|
| 507 | self.p_window.plug_page.populate() |
|---|
| 508 | else: |
|---|
| 509 | row.activatable = True |
|---|
| 510 | |
|---|
| 511 | self.p_window.animated_bar.label = \ |
|---|
| 512 | _('Unable to uninstall %s plugin.') % row.reader |
|---|
| 513 | self.p_window.animated_bar.start_animation(True) |
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| 514 | |
|---|
| 515 | def __on_row_preference(self, widget, row): |
|---|
| 516 | "Preference button callback" |
|---|
| 517 | |
|---|
| 518 | if not self.p_window.engine.tree.show_preferences(row.reader): |
|---|
| 519 | self.p_window.animated_bar.label = \ |
|---|
| 520 | _('No preferences for %s') % row.reader.name |
|---|
| 521 | self.p_window.animated_bar.start_animation(True) |
|---|
| 522 | |
|---|
| 523 | def __on_row_about(self, widget, row): |
|---|
| 524 | "About menu callback" |
|---|
| 525 | self.p_window.engine.tree.show_about(row.reader) |
|---|
| 526 | |
|---|
| 527 | def __on_row_homepage(self, widget, row): |
|---|
| 528 | "Homepage menu callback" |
|---|
| 529 | Core().open_url(row.reader.url) |
|---|