i18n: make avahi-discover translatable.

Original patch from "fujiwara"

http://avahi.org/ticket/122

1 files changed, 288 insertions, 0 deletions

diff --git a/avahi-python/avahi-discover/avahi-discover.py b/avahi-python/avahi-discover/avahi-discover.py
new file mode 100755
index 0000000..cea1ff9
--- /dev/null
+++ b/avahi-python/avahi-discover/avahi-discover.py
@@ -0,0 +1,288 @@
+#!@PYTHON@
+# -*-python-*-
+# This file is part of avahi.
+#
+# avahi is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as
+# published by the Free Software Foundation; either version 2 of the
+# License, or (at your option) any later version.
+#
+# avahi is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+# License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with avahi; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+# USA.
+
+import os, sys
+
+try:
+    import avahi, gettext, gtk, gobject, dbus, avahi.ServiceTypeDatabase
+    gettext.bindtextdomain(@GETTEXT_PACKAGE@, @LOCALEDIR@)
+    gettext.textdomain(@GETTEXT_PACKAGE@)
+    _ = gettext.gettext
+except ImportError, e:
+    print "Sorry, to use this tool you need to install Avahi, pygtk and python-dbus.\n Error: %s" % e
+    sys.exit(1)
+except Exception, e:
+    print "Failed to initialize: %s" % e
+    sys.exit(1)
+
+
+## !!NOTE!! ##
+# It's really important to do this, else you won't see any events
+##
+try:
+    from dbus import DBusException
+    import dbus.glib
+except ImportError, e:
+    pass
+
+service_type_browsers = {}
+service_browsers = {}
+
+def error_msg(msg):
+    d = gtk.MessageDialog(parent=None, flags=gtk.DIALOG_MODAL,
+                          type=gtk.MESSAGE_ERROR, buttons=gtk.BUTTONS_OK)
+    d.set_markup(msg)
+    d.show_all()
+    d.run()
+    d.destroy()
+
+ui_dir = "@interfacesdir@"
+
+service_type_db = avahi.ServiceTypeDatabase.ServiceTypeDatabase()
+
+class Main_window:
+    def __init__(self, path="avahi-discover.ui", root="main_window", domain=None, **kwargs):
+        path = os.path.join(ui_dir, path)
+        gtk.window_set_default_icon_name("network-wired")
+        self.ui = gtk.Builder()
+        self.ui.add_from_file(path)
+        self.ui.connect_signals(self)
+        self.tree_view = self.ui.get_object("tree_view")
+        self.info_label = self.ui.get_object("info_label")
+        self.new()
+
+    def on_tree_view_cursor_changed(self, widget, *args):
+        (model, iter) = widget.get_selection().get_selected()
+        stype = None
+        if iter is not None:
+            (name,interface,protocol,stype,domain) = self.treemodel.get(iter,1,2,3,4,5)
+        if stype == None:
+            self.info_label.set_markup(_("<i>No service currently selected.</i>"))
+            return
+        #Asynchronous resolving
+        self.server.ResolveService( int(interface), int(protocol), name, stype, domain, avahi.PROTO_UNSPEC, dbus.UInt32(0), reply_handler=self.service_resolved, error_handler=self.print_error)
+
+    def protoname(self,protocol):
+        if protocol == avahi.PROTO_INET:
+            return "IPv4"
+        if protocol == avahi.PROTO_INET6:
+            return "IPv6"
+        return "n/a"
+
+    def siocgifname(self, interface):
+        if interface <= 0:
+            return "n/a"
+        else:
+            return self.server.GetNetworkInterfaceNameByIndex(interface)
+
+    def get_interface_name(self, interface, protocol):
+        if interface == avahi.IF_UNSPEC and protocol == avahi.PROTO_UNSPEC:
+            return "Wide Area"
+        else:
+            return str(self.siocgifname(interface)) + " " + str(self.protoname(protocol))
+
+    def service_resolved(self, interface, protocol, name, stype, domain, host, aprotocol, address, port, txt, flags):
+        print "Service data for service '%s' of type '%s' in domain '%s' on %i.%i:" % (name, stype, domain, interface, protocol)
+
+        print "\tHost %s (%s), port %i, TXT data: %s" % (host, address, port, str(avahi.txt_array_to_string_array(txt)))
+
+        self.update_label(interface, protocol, name, stype, domain, host, aprotocol, address, port, avahi.txt_array_to_string_array(txt))
+
+    def print_error(self, err):
+        error_label = "<b>Error:</b> %s" % (err)
+        self.info_label.set_markup(error_label)
+        print "Error:", str(err)
+
+    def lookup_type(self, stype):
+        global service_type_db
+
+        try:
+            return service_type_db[stype]
+        except KeyError:
+            return stype
+
+    def new_service(self, interface, protocol, name, stype, domain, flags):
+        print "Found service '%s' of type '%s' in domain '%s' on %i.%i." % (name, stype, domain, interface, protocol)
+        if self.zc_ifaces.has_key((interface,protocol)) == False:
+
+            ifn = self.get_interface_name(interface, protocol)
+
+            self.zc_ifaces[(interface,protocol)] = self.insert_row(self.treemodel, None, ifn, None,interface,protocol,None,domain)
+        if self.zc_domains.has_key((interface,protocol,domain)) == False:
+            self.zc_domains[(interface,protocol,domain)] = self.insert_row(self.treemodel, self.zc_ifaces[(interface,protocol)], domain,None,interface,protocol,None,domain)
+        if self.zc_types.has_key((interface,protocol,stype,domain)) == False:
+            thisDomain = self.zc_domains[(interface,protocol,domain)]
+            self.zc_types[(interface,protocol,stype,domain)] = self.insert_row(self.treemodel, thisDomain, self.lookup_type(stype), name, interface,None,None,None)
+        treeiter = self.insert_row(self.treemodel,self.zc_types[(interface,protocol,stype,domain)], name, name, interface,protocol,stype,domain)
+        self.services_browsed[(interface, protocol, name, stype, domain)] = treeiter
+        # expand the tree of this path
+        self.tree_view.expand_to_path(self.treemodel.get_path(treeiter))
+
+    def remove_service(self, interface, protocol, name, stype, domain, flags):
+        print "Service '%s' of type '%s' in domain '%s' on %i.%i disappeared." % (name, stype, domain, interface, protocol)
+        self.info_label.set_markup("")
+        treeiter=self.services_browsed[(interface, protocol, name, stype, domain)]
+        parent = self.treemodel.iter_parent(treeiter)
+        self.treemodel.remove(treeiter)
+        del self.services_browsed[(interface, protocol, name, stype, domain)]
+        if self.treemodel.iter_has_child(parent) == False:
+            treeiter=self.zc_types[(interface,protocol,stype,domain)]
+            parent = self.treemodel.iter_parent(treeiter)
+            self.treemodel.remove(treeiter)
+            del self.zc_types[(interface,protocol,stype,domain)]
+            if self.treemodel.iter_has_child(parent) == False:
+                treeiter=self.zc_domains[(interface,protocol,domain)]
+                parent = self.treemodel.iter_parent(treeiter)
+                self.treemodel.remove(treeiter)
+                del self.zc_domains[(interface,protocol,domain)]
+                if self.treemodel.iter_has_child(parent) == False:
+                    treeiter=self.zc_ifaces[(interface,protocol)]
+                    parent = self.treemodel.iter_parent(treeiter)
+                    self.treemodel.remove(treeiter)
+                    del self.zc_ifaces[(interface,protocol)]
+
+    def new_service_type(self, interface, protocol, stype, domain, flags):
+        global service_browsers
+
+        # Are we already browsing this domain for this type?
+        if service_browsers.has_key((interface, protocol, stype, domain)):
+            return
+
+        print "Browsing for services of type '%s' in domain '%s' on %i.%i ..." % (stype, domain, interface, protocol)
+
+        b = dbus.Interface(self.bus.get_object(avahi.DBUS_NAME, self.server.ServiceBrowserNew(interface, protocol, stype, domain, dbus.UInt32(0))),  avahi.DBUS_INTERFACE_SERVICE_BROWSER)
+        b.connect_to_signal('ItemNew', self.new_service)
+        b.connect_to_signal('ItemRemove', self.remove_service)
+
+        service_browsers[(interface, protocol, stype, domain)] = b
+
+    def browse_domain(self, interface, protocol, domain):
+        global service_type_browsers
+
+        # Are we already browsing this domain?
+        if service_type_browsers.has_key((interface, protocol, domain)):
+            return
+
+        if self.stype is None:
+            print "Browsing domain '%s' on %i.%i ..." % (domain, interface, protocol)
+
+            try:
+                b = dbus.Interface(self.bus.get_object(avahi.DBUS_NAME, self.server.ServiceTypeBrowserNew(interface, protocol, domain, dbus.UInt32(0))),  avahi.DBUS_INTERFACE_SERVICE_TYPE_BROWSER)
+            except DBusException, e:
+                print e
+                error_msg("You should check that the avahi daemon is running.\n\nError : %s" % e)
+                sys.exit(0)
+
+            b.connect_to_signal('ItemNew', self.new_service_type)
+
+            service_type_browsers[(interface, protocol, domain)] = b
+        else:
+            new_service_type(interface, protocol, stype, domain)
+
+    def new_domain(self,interface, protocol, domain, flags):
+        if self.zc_ifaces.has_key((interface,protocol)) == False:
+            ifn = self.get_interface_name(interface, protocol)
+            self.zc_ifaces[(interface,protocol)] = self.insert_row(self.treemodel, None, ifn,None,interface,protocol,None,domain)
+        if self.zc_domains.has_key((interface,protocol,domain)) == False:
+            self.zc_domains[(interface,protocol,domain)] = self.insert_row(self.treemodel, self.zc_ifaces[(interface,protocol)], domain,None,interface,protocol,None,domain)
+        if domain != "local":
+            self.browse_domain(interface, protocol, domain)
+
+    def pair_to_dict(self, l):
+        res = dict()
+        for el in l:
+            if "=" not in el:
+                res[el]=''
+            else:
+                tmp = el.split('=',1)
+                if len(tmp[0]) > 0:
+                    res[tmp[0]] = tmp[1]
+        return res
+
+
+    def update_label(self,interface, protocol, name, stype, domain, host, aprotocol, address, port, txt):
+        if len(txt) != 0:
+            txts = ""
+            txtd = self.pair_to_dict(txt)
+            for k,v in txtd.items():
+                txts+="<b>" + _("TXT") + " <i>%s</i></b> = %s\n" % (k,v)
+        else:
+            txts = "<b>" + _("TXT Data:") + "</b> <i>" + _("empty") + "</i>"
+
+        infos = "<b>" + _("Service Type:") + "</b> %s\n"
+        infos += "<b>" + _("Service Name:") + "</b> %s\n"
+        infos += "<b>" + _("Domain Name:") + "</b> %s\n"
+        infos += "<b>" + _("Interface:") + "</b> %s %s\n"
+        infos += "<b>" + _("Address:") + "</b> %s/%s:%i\n%s"
+        infos = infos % (stype, name, domain, self.siocgifname(interface), self.protoname(protocol), host, address, port, txts.strip())
+        self.info_label.set_markup(infos)
+
+    def insert_row(self, model,parent,
+                   content, name, interface,protocol,stype,domain):
+        myiter=model.insert_after(parent,None)
+        model.set(myiter,0,content,1,name,2,interface,3,protocol,4,stype,5,domain)
+        return myiter
+
+    def new(self):
+        self.treemodel=gtk.TreeStore(gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING)
+        self.tree_view.set_model(self.treemodel)
+
+        #creating the columns headers
+        self.tree_view.set_headers_visible(False)
+        renderer=gtk.CellRendererText()
+        column=gtk.TreeViewColumn("",renderer, text=0)
+        column.set_resizable(True)
+        column.set_sizing("GTK_TREE_VIEW_COLUMN_GROW_ONLY");
+        column.set_expand(True);
+        self.tree_view.append_column(column)
+
+        self.domain = None
+        self.stype = None
+        self.zc_ifaces = {}
+        self.zc_domains = {}
+        self.zc_types = {}
+        self.services_browsed = {}
+
+        try:
+            self.bus = dbus.SystemBus()
+            self.server = dbus.Interface(self.bus.get_object(avahi.DBUS_NAME, avahi.DBUS_PATH_SERVER), avahi.DBUS_INTERFACE_SERVER)
+        except Exception, e:
+            print "Failed to connect to Avahi Server (Is it running?): %s" % e
+            sys.exit(1)
+
+        if self.domain is None:
+            # Explicitly browse .local
+            self.browse_domain(avahi.IF_UNSPEC, avahi.PROTO_UNSPEC, "local")
+
+            # Browse for other browsable domains
+            db = dbus.Interface(self.bus.get_object(avahi.DBUS_NAME, self.server.DomainBrowserNew(avahi.IF_UNSPEC, avahi.PROTO_UNSPEC, "", avahi.DOMAIN_BROWSER_BROWSE, dbus.UInt32(0))), avahi.DBUS_INTERFACE_DOMAIN_BROWSER)
+            db.connect_to_signal('ItemNew', self.new_domain)
+        else:
+            # Just browse the domain the user wants us to browse
+            self.browse_domain(avahi.IF_UNSPEC, avahi.PROTO_UNSPEC, domain)
+
+    def gtk_main_quit(self, *args):
+        gtk.main_quit()
+
+def main():
+    main_window = Main_window()
+    gtk.main()
+
+if __name__ == "__main__":
+    main()