# Author: Nic Wolfe <nic@wolfeden.ca>
# URL: http://code.google.com/p/sickbeard/
#
# This file is part of Sick Beard.
#
# Sick Beard 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 3 of the License, or
# (at your option) any later version.
#
# Sick Beard 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 General Public License
# along with Sick Beard.  If not, see <http://www.gnu.org/licenses/>.

import socket

import sickbeard

from sickbeard import logger, common
from sickbeard.exceptions import ex

from lib.growl import gntp

class GrowlNotifier:

    def test_notify(self, host, password):
        self._sendRegistration(host, password, 'Test')
        return self._sendGrowl("Test Growl", "Testing Growl settings from Sick Beard", "Test", host, password, force=True)

    def notify_snatch(self, ep_name):
        if sickbeard.GROWL_NOTIFY_ONSNATCH:
            self._sendGrowl(common.notifyStrings[common.NOTIFY_SNATCH], ep_name)

    def notify_download(self, ep_name):
        if sickbeard.GROWL_NOTIFY_ONDOWNLOAD:
            self._sendGrowl(common.notifyStrings[common.NOTIFY_DOWNLOAD], ep_name)

    def notify_subtitle_download(self, ep_name, lang):
        if sickbeard.GROWL_NOTIFY_ONSUBTITLEDOWNLOAD:
            self._sendGrowl(common.notifyStrings[common.NOTIFY_SUBTITLE_DOWNLOAD], ep_name + ": " + lang)

    def _send_growl(self, options,message=None):
                
        #Send Notification
        notice = gntp.GNTPNotice()
    
        #Required
        notice.add_header('Application-Name',options['app'])
        notice.add_header('Notification-Name',options['name'])
        notice.add_header('Notification-Title',options['title'])
    
        if options['password']:
            notice.set_password(options['password'])
    
        #Optional
        if options['sticky']:
            notice.add_header('Notification-Sticky',options['sticky'])
        if options['priority']:
            notice.add_header('Notification-Priority',options['priority'])
        if options['icon']:
            notice.add_header('Notification-Icon', 'https://raw.github.com/midgetspy/Sick-Beard/master/data/images/sickbeard.png')
    
        if message:
            notice.add_header('Notification-Text',message)

        response = self._send(options['host'],options['port'],notice.encode(),options['debug'])
        if isinstance(response,gntp.GNTPOK): return True
        return False

    def _send(self, host,port,data,debug=False):
        if debug: print '<Sending>\n',data,'\n</Sending>'
        
        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        s.connect((host,port))
        s.send(data)
        response = gntp.parse_gntp(s.recv(1024))
        s.close()
    
        if debug: print '<Recieved>\n',response,'\n</Recieved>'

        return response

    def _sendGrowl(self, title="Sick Beard Notification", message=None, name=None, host=None, password=None, force=False):
        if not sickbeard.USE_GROWL and not force:
            return False
    
        if name == None:
            name = title
    
        if host == None:
            hostParts = sickbeard.GROWL_HOST.split(':')
        else:
            hostParts = host.split(':')
    
        if len(hostParts) != 2 or hostParts[1] == '':
            port = 23053
        else:
            port = int(hostParts[1])
    
        growlHosts = [(hostParts[0],port)]
    
        opts = {}
    
        opts['name'] = name
    
        opts['title'] = title
        opts['app'] = 'SickBeard'
    
        opts['sticky'] = None
        opts['priority'] = None
        opts['debug'] = False
    
        if password == None:
            opts['password'] = sickbeard.GROWL_PASSWORD
        else:
            opts['password'] = password
    
        opts['icon'] = True
    
    
        for pc in growlHosts:
            opts['host'] = pc[0]
            opts['port'] = pc[1]
            logger.log(u"Sending growl to "+opts['host']+":"+str(opts['port'])+": "+message)
            try:
                if self._send_growl(opts, message):
                    return True
                else: 
                    if self._sendRegistration(host, password, 'Sickbeard'):
                        return self._send_growl(opts, message)
                    else:
                        return False
            except socket.error, e:
                logger.log(u"Unable to send growl to "+opts['host']+":"+str(opts['port'])+": "+ex(e))
                return False

    def _sendRegistration(self, host=None, password=None, name='Sick Beard Notification'):
        opts = {}
    
        if host == None:
            hostParts = sickbeard.GROWL_HOST.split(':')
        else:
            hostParts = host.split(':')
    
        if len(hostParts) != 2 or hostParts[1] == '':
            port = 23053
        else:
            port = int(hostParts[1])
            
        opts['host'] = hostParts[0]
        opts['port'] = port
        
            
        if password == None:
            opts['password'] = sickbeard.GROWL_PASSWORD
        else:
            opts['password'] = password
    
        
        opts['app'] = 'SickBeard'
        opts['debug'] = False
        
        #Send Registration
        register = gntp.GNTPRegister()
        register.add_header('Application-Name', opts['app'])
        register.add_header('Application-Icon', 'https://raw.github.com/midgetspy/Sick-Beard/master/data/images/sickbeard.png')
        
        register.add_notification('Test', True)
        register.add_notification(common.notifyStrings[common.NOTIFY_SNATCH], True)
        register.add_notification(common.notifyStrings[common.NOTIFY_DOWNLOAD], True)

        if opts['password']:
            register.set_password(opts['password'])
        
        try:
            return self._send(opts['host'],opts['port'],register.encode(),opts['debug'])
        except socket.error, e:
            logger.log(u"Unable to send growl to "+opts['host']+":"+str(opts['port'])+": "+str(e).decode('utf-8'))
            return False
        
    
    
notifier = GrowlNotifier