Subversion Repositories SmartDukaan

'''
Created on 14-Jul-2010

@author: ashish
'''
from email.mime.multipart import MIMEMultipart
from shop2020.thriftpy.utils.ttypes import HelperServiceException, Mail
from email.mime.base import MIMEBase
from email import encoders
import os
import smtplib
from shop2020.utils.Utils import log_entry, to_py_date
from shop2020.helpers.impl.DataService import Message, UserEmail,\
    Report, ReportRoleAuthority, CatalogDashboardUser, UserEmailArchive

from elixir import *

from shop2020.thriftpy.utils.ttypes import Message as Msg
from string import Template
import datetime
from shop2020.helpers.impl import DataService
from email.mime.text import MIMEText
from sqlalchemy.orm import query
from shop2020.helpers.impl.model.DashboardUser import DashboardUser

def initialize(dbname='helper', db_hostname="localhost"):
    log_entry("initialize@DataAccessor", "Initializing data service")
    DataService.initialize(dbname, db_hostname)
    
def save_user_email_for_sending(email_to, email_from, subject, body, source, email_type):
    user_email = UserEmail()
    user_email.emailTo = email_to
    user_email.emailFrom = email_from
    user_email.subject = subject
    user_email.body = body
    user_email.source = source
    user_email.emailType = email_type
    user_email.status = False
    user_email.timestamp = datetime.datetime.now()
    session.commit()
    return user_email.id

def get_emails_to_be_sent():
    print "get_emails_to_be_sent"
    return UserEmail.query.all()

def mark_email_as_sent(email_id):
    query = 'INSERT INTO ' + str(UserEmailArchive.table) + ' (select * from ' + str(UserEmail.table) + ' where id = ' + str(email_id) + ')'
    session.execute(query, mapper=UserEmailArchive)
    email = UserEmail.get_by(id = email_id)
    if email:
        email.delete()
    session.commit()

def sendMail(mail):
    if not mail:
        raise HelperServiceException(101, "mail not present")
    #msg = MIMEMultipart()
    #mail = Mail()
    if mail.sender:
        mail.data = "This mail is sent by " + mail.sender + "\n" + mail.data
        
    msg = MIMEText(mail.data)
    msg['To'] = ', '.join( mail.to )
    if mail.sender:
        msg['From'] = mail.sender
    else:    
        msg['From'] = "help@saholic.com"
    msg['Subject'] = mail.subject
    #msg.attach(mail.data)
    
    #handle attachments in mail
    if mail.attachments:
        for attach in mail.attachments:
                   
            part = MIMEBase('application', 'octet-stream')
            part.set_payload(open(attach, 'rb').read())
            encoders.encode_base64(part)
            part.add_header('Content-Disposition',
                    'attachment; filename="%s"' % os.path.basename(attach))
            msg.attach(part)
    
    for to in mail.to:
        mail.sender = "help@shop2020.in"
        mail.password = "5h0p2o2o"
        mailServer = smtplib.SMTP("smtp.gmail.com", 587)
        mailServer.ehlo()
        mailServer.starttls()
        mailServer.ehlo()
        mailServer.login(mail.sender, mail.password)
        mailServer.sendmail(mail.password, to, msg.as_string())
        # Should be mailServer.quit(), but that crashes...
        mailServer.close() 
        
def sendText(text):
    pass

def addMessage(message):
    msg = Message.get_by(message_id=message.id)
    if msg:
        raise HelperServiceException(101, "Message is already present. Please try updation api instead")
    msg = Message();
    msg.message_id = message.id
    msg.message = message.message
    session.commit()
    
def getMessage(message_id):
    msg = Message.get_by(id=message_id)
    message = Msg()
    message.id = msg.message_id
    message.message = msg.message
    return message

def updateMessage(id, message):
    msg = Message.get_by(message_id=id)
    if msg:
        msg.message = message
        session.commit()
    else:
        raise HelperServiceException(101, "message could not be found with id %d" %(id))

def getSubstitutedMessage(id, params):
    #get the message first
    msg = Message.get_by(message_id=id)
    if not msg:
        raise HelperServiceException(101, "message could not be found with id %d" %(id))
    if params:
        s = Template(msg.message)
        s = s.safe_substitute(params)
        return s
    else:
        return msg.message

def add_user(username, password, warehouseId):
    user = DashboardUser()
    user.username = username
    user.password = password
    user.warehouseId = warehouseId
    user.addedOn = datetime.datetime.now()
    user.status = 0
    try:
        session.commit()
        return True
    except:
        raise HelperServiceException(101, "Some error while adding user")
        return False

def delete_user(username):
    user = DashboardUser.get_by(username=username)
    if user is None:
        return False
    user.delete()
    session.commit()
    return True

def authenticate_dashboard_user(username, password):
    user = DashboardUser.get_by(username=username, password=password)
    if user is None:
        raise HelperServiceException(101, "No dashboard user found")
    
    user.loggedOn = datetime.datetime.now()
    session.commit()
    return user.to_thrift_object()
    
def update_password(username, oldPassword, newPassword):
    user = DashboardUser.get_by(username=username)
    if user is None:
        return False
    if user.password == oldPassword:
        user.password = newPassword
        session.commit()
        return True
    return False

def get_reports(role):
    query = session.query(Report).join(ReportRoleAuthority)
    query = query.filter(ReportRoleAuthority.role == role)
    reports = query.all()
    return reports

def close_session():
    if session.is_active:
        print "session is active. closing it."
        session.close()

def is_alive():
    try:
        return True
    except:
        return False