def h_authorize(self, _):
"""
Bus message handler
"""
ahandler=AuthResponseAgent()
Bus.publish(self, "method_call", {"method":"auth.getToken"},
{"c":ahandler.h_apicb, "e":ahandler.h_apieb})
def on_cenable_toggled(self, wcenable):
"""
DBus API enable checkbox
"""
state=wcenable.props.active
Bus.publish(self, "user_params", {"dbus_enable": str(state)})
return True
def h_apieb(self, response):
"""
API response errback
"""
_,code, msg=response
tcode=self._msgTable.get(code, "unknown")
Bus.publish(self, "error", tcode)
Bus.publish(self, "log", "Authorization error, code(%s) msg(%s)" % (code, msg))
def _publishParams(self, params={}):
"""
Publish any change
"""
for param in self._paramsList:
wgt=self.builder.get_object("e%s"%param)
value=wgt.get_text()
params[param]=value
Bus.publish(self, "user_params", params)
def on_bauth_clicked(self, wbauth):
Bus.publish(self, "authorize")
return True
def show(self):
Bus.publish(self, "user_params?")
self.bapply.props.sensitive=False
self.window.present()
Bus.publish(self, "user_params", params)
def _resetChanged(self):
self.username_changed=False
self.api_key_changed=False
self.secret_key_changed=False
self.params_changed=False
def _applyState(self, state):
self.bapply.props.sensitive=state
cfg=Config()
Bus.subscribe("user_params", cfg.h_user_params)
class App:
ICON_PATH="/usr/share/icons"
ICON_FILE="dlastfm.png"
def __init__(self, curdir):
self.curdir=curdir
self._statusIcon=gtk.StatusIcon()
self._statusIcon.set_from_stock(gtk.STOCK_ABOUT)
self._statusIcon.set_visible(True)
self._statusIcon.set_tooltip("DBus Last.fm")
def gatePublish(self, *pa):
if self._enable:
Bus.publish(self, *pa)
def __init__(self):
bus_name = dbus.service.BusName('fm.lastfm.api', bus=dbus.SessionBus())
dbus.service.Object.__init__(self, bus_name, '/account')
self._cache={}
self._enable=False
Bus.publish(self, "user_params?")
@dbus.service.method('fm.last.api.account', in_signature="s")
def setSecretKey(self, secret_key):
self.gatePublish("user_params", {"secret_key":secret_key})
## ================================================================== Authentication
@dbus.service.method('fm.last.api.account',
out_signature="v",
async_callbacks=("_callback", "_errback"))
def getAuthUrl(self, _callback, _errback):
"""
Returns an URL pointing to an authorization page
An "authorization token" must first be retrieved from Last.fm
and thus the current session (if any) will be lost.
"""
self.gatePublish("method_call", {"method":"auth.getToken"},
{"c":_callback, "e":_errback})
@dbus.service.method('fm.last.api.account')
def clearSession(self):
"""
Clears all session related user parameters
"""
self.gatePublish("user_params", {"auth_token":"", "token":""})
api=DbusApiAccount()
Bus.subscribe("user_params", api._snif_user_params)
If a valid 'url' is received, open a browser tab
for the user to 'authorize' the application
"""
_status, url=response
webbrowser.open_new_tab(url)
def h_apieb(self, response):
"""
API response errback
"""
_,code, msg=response
tcode=self._msgTable.get(code, "unknown")
Bus.publish(self, "error", tcode)
Bus.publish(self, "log", "Authorization error, code(%s) msg(%s)" % (code, msg))
class AuthorizeAgent(object):
def h_authorize(self, _):
"""
Bus message handler
"""
ahandler=AuthResponseAgent()
Bus.publish(self, "method_call", {"method":"auth.getToken"},
{"c":ahandler.h_apicb, "e":ahandler.h_apieb})
aagent=AuthorizeAgent()
Bus.subscribe("authorize", aagent.h_authorize)
"""
_msgs={"api_access_error":"Error whilst accessing Last.FM web api. <br/>Is the service authentified?"
,"conn_error":"Connection error. <br/>Is Internet access functional?"
,"auth_error":"Authorization error. <br/>Are the 'api_key' and 'secret_key' valid?"
,"api_error":"Web API error. <br/>Has Last.fm's Web API changed?"
,"unknown":"Unknown error!"
}
def h_error(self, _, errorType, *pa, **kwa):
errmsg=self._msgs.get(errorType, None)
if not errmsg:
errmsg=self._msgs.get("unknown")
self._doNotify("DBus Last.fm - Error", errmsg)
def _doNotify(self, summary, msg):
pynotify.init("DBus Last.fm")
n=pynotify.Notification(summary, msg)
n.show()
usermsg=UserMessenger()
Bus.subscribe("error", usermsg.h_error)
if __name__=="__main__":
u=UserMessenger()
u.h_error("", "api_access_error")
#u.h_error("", "conn_error")
#u.h_error("", "foo")