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Viewing changes to softwarecenter/ui/gtk/widgets/weblivedialog.py

  • Committer: Michael Vogt
  • Date: 2011-10-05 13:08:09 UTC
  • mfrom: (1887.1.603 software-center)
  • Revision ID: michael.vogt@ubuntu.com-20111005130809-0tin9nr00f0uw65b
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softwarecenter/ui/gtk/widgets/weblivedialog.py
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# Copyright (C) 2011 Canonical
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#
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# Authors:
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#  Michael Vogt
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#  Stephane Graber
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation; version 3.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import gtk
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import sys
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from gettext import gettext as _
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class ShowWebLiveServerChooserDialog(gtk.Dialog):
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    """A dialog to choose between multiple server"""
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    def __init__(self, supplied_servers, pkgname, parent=None):
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        gtk.Dialog.__init__(self)
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        self.set_has_separator(False)
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        # find parent window for the dialog
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        if not parent:
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            parent = self.get_parent()
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            while parent:
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                parent = parent.get_parent()
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        # servers
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        self.servers_vbox=gtk.VBox(False, 0)
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        # Merge duplicate servers, keep the one with the most space
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        servers=[]
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        for server in supplied_servers:
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            duplicate=False
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            for otherserver in servers:
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                if server.title == otherserver.title:
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                    percent_server=((float(server.current_users)/float(server.userlimit))*100.0)
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                    percent_otherserver=((float(otherserver.current_users)/float(otherserver.userlimit))*100.0)
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                    for package in server.packages:
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                        if package.pkgname == pkgname:
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                            autoinstall_server=package.autoinstall
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                    for package in otherserver.packages:
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                        if package.pkgname == pkgname:
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                            autoinstall_otherserver=package.autoinstall
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                    # Replace existing server if:
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                    #  current server has more free slots and we don't switch 
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                    #  to a server requiring autoinstall
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                    #  or doesn't need autoinstall but existing one does
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                    if ( (percent_otherserver > percent_server and
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                          not autoinstall_otherserver < autoinstall_server) or
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                         autoinstall_otherserver > autoinstall_server ):
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                        servers.remove(otherserver)
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                        servers.append(server)
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                    duplicate=True
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            if duplicate:
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                continue
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            servers.append(server)
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        if len(servers) == 1:
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            self.show_dialog=False
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        else:
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            self.show_dialog=True
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        button=None
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        for server in sorted(servers, key=lambda server: server.title):
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            button=gtk.RadioButton(button, "%s - %s" % (server.title, server.description))
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            button.serverid=server.name
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            self.servers_vbox.pack_start(button, True, True, 0)
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        # dialog
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        self.set_transient_for(parent)
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        self.set_position(gtk.WIN_POS_CENTER_ON_PARENT)
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        self.get_content_area().add(self.servers_vbox)
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        self.add_button(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL)
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        self.add_button(gtk.STOCK_OK, gtk.RESPONSE_OK)
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        self.set_resizable(False)
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        self.set_title(_("Choose your distribution"))
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        self.set_border_width(8)
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    def run(self):
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        if self.show_dialog == False:
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            return gtk.RESPONSE_OK
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        self.show_all()
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        # and run the real thing
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        return gtk.Dialog.run(self)
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if __name__ == "__main__":
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    sys.path.append('../../../')
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    from softwarecenter.backend.weblive_pristine import WebLive
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    weblive=WebLive('https://weblive.stgraber.org/weblive/json',True)
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    servers=weblive.list_everything()
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    d = ShowWebLiveServerChooserDialog(servers)
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    if d.run() == gtk.RESPONSE_OK:
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        for server in d.servers_vbox:
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            if server.get_active():
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                print server.serverid
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                break
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    d.destroy()