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#
# Copyright 2005-2007 Fabrice Colin
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
import gnome
import deskbar
from deskbar.handlers.actions.OpenFileAction import OpenFileAction
from deskbar.handlers.actions.ActionsFactory import get_actions_for_uri
import gobject
from gettext import gettext as _
HANDLERS = ['PinotFileSearchModule']
TYPES = {
"Documents" : {
"name" : ("caption",),
"category": "documents",
"extra": {"uri":("url",), "mime_type":("type",), "language":("language",), "mod_time":("modtime",), "size":("size",)},
},
}
class PinotFileMatch(deskbar.interfaces.Match):
def __init__(self, fields, **args):
deskbar.interfaces.Match.__init__ (self)
self.result = fields
self.url = fields["url"]
url_scheme = self.url[:self.url.index("://")]
# The mailbox scheme is specific to Pinot
if url_scheme == "mailbox":
mailbox_url = self.url
print "Mailbox hit: ", mailbox_url
self.url = "file://" + mailbox_url[len("mailbox://"):mailbox_url.index('?')]
url_scheme = "file"
self.result["url"] = self.url
print "Action: ", self.result["caption"], " ", self.result["url"]
if url_scheme == "file":
print "File hit"
self.add_action(OpenFileAction(self.result["caption"], self.result["url"]))
else:
print "Other hit"
self.add_all_actions(get_actions_for_uri(self.result["url"]))
def get_hash(self, text=None):
return self.result["url"]
def get_category (self):
try:
return TYPES["Documents"]["category"]
except:
return 'files'
def get_name(self, text = None):
return self.result["caption"]
class PinotFileSearchModule(deskbar.interfaces.Module):
INFOS = {
'icon': deskbar.core.Utils.load_icon('pinot'),
'name': _('Pinot Search'),
'description': _('Search with Pinot'),
'version': deskbar.defs.VERSION,
'categories': {
'documents': {
'name': _('My Documents'),
},
},
}
@staticmethod
def has_prerequisites ():
try:
import dbus
try :
if getattr(dbus, 'version', (0,0,0)) >= (0,41,0):
import dbus.glib
# Can we rely on dbus activation ?
bus = dbus.SessionBus()
proxy_obj = bus.get_object('org.freedesktop.DBus', '/org/freedesktop/DBus')
dbus_iface = dbus.Interface(proxy_obj, 'org.freedesktop.DBus')
activatables = dbus_iface.ListActivatableNames()
if not 'de.berlios.Pinot' in activatables:
PinotFileSearchModule.INSTRUCTIONS = ('D-Bus activation will not start the Pinot daemon')
return False
except:
PinotFileSearchModule.INSTRUCTIONS = ('Python dbus.glib bindings not found.')
return False
return True
except:
PinotFileSearchModule.INSTRUCTIONS = ('Python dbus bindings not found.')
return False
def __init__(self):
deskbar.interfaces.Module.__init__(self)
self.query_string = ""
self.matches = []
self.matches_count = 10
# Connect to dbus in initialize() and if need be, query()
self.bus = self.proxy_obj = self.pinot_iface = None
def initialize(self):
try:
import dbus
print 'First time connection'
self.bus = dbus.SessionBus()
self.proxy_obj = self.bus.get_object('de.berlios.Pinot', '/de/berlios/Pinot')
self.pinot_iface = dbus.Interface(self.proxy_obj, 'de.berlios.Pinot')
except Exception, msg:
print 'Caught exception: ', msg
except:
print 'Caught unexpected exception'
def query (self, qstring):
print "SimpleQuery: ", qstring
doc_ids = []
max = 10
# Do we need to set up the dbus connection ?
if self.pinot_iface:
try:
print 'Getting statistics'
self.pinot_iface.GetStatistics()
except:
print 'GetStatistics failed'
self.pinot_iface = None
if not self.pinot_iface:
try:
import dbus
print 'Connecting'
self.bus = dbus.SessionBus()
self.proxy_obj = self.bus.get_object('de.berlios.Pinot', '/de/berlios/Pinot')
self.pinot_iface = dbus.Interface(self.proxy_obj, 'de.berlios.Pinot')
except Exception, msg:
print 'Caught exception: ', msg
except:
print 'Caught unexpected exception'
return
# Run the query
try :
import dbus
print 'Querying'
doc_ids = self.pinot_iface.SimpleQuery(qstring, dbus.UInt32(max))
except Exception, msg:
print 'Caught exception (SimpleQuery): ', msg
# Save the query's details
self.query_string = qstring
self.matches = []
self.matches_count = len(doc_ids)
try :
# Get the details of each hit
for doc_id in doc_ids:
print "Hit on document ", doc_id
self.pinot_iface.GetDocumentInfo (dbus.UInt32(doc_id),
reply_handler=self.__receive_hits, error_handler=self.__receive_error)
except Exception, msg:
print 'Caught exception (GetDocumentInfo): ', msg
def __receive_hits (self, fields_list):
match_fields = {
"name": "Unknown",
"type": "application/octet-stream",
}
# Get the fields we need to build a match
for field in fields_list:
match_fields[field[0]] = field[1]
self.matches.append( PinotFileMatch(match_fields) )
print "Got hit ", len(self.matches)
if len(self.matches) == self.matches_count:
self._emit_query_ready(self.query_string, self.matches)
def __receive_error (self, error):
print 'D-Bus error: ', error
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