Subversion Repositories SmartDukaan

'''

Created on Jan 15, 2015

@author: amit

'''

from pymongo.mongo_client import MongoClient

import importlib

import mechanize

import traceback

sourceMap = {1:"amazon", 2:"flipkart", 3:"snapdeal", 4:"spice", 5:"homeshop18"}

def getStore(source_id):

    #module = sourceMap[source_id]

    store = Store(source_id)

    try:

        module = importlib.import_module("dtr.sources." + sourceMap[source_id])

        store = getattr(module, "Store")(source_id)

        return store

    except:

        traceback.print_exc()

        return None

class ScrapeException(Exception):

    """Exception raised for errors in the input.

    Attributes:

        expr -- input expression in which the error occurred

        msg  -- explanation of the error

    """

    def __init__(self, expr, msg):

        self.expr = expr

        self.msg = msg

class ParseException(Exception):

    """Exception raised for errors in the input.

    Attributes:

        expr -- input expression in which the error occurred

        msg  -- explanation of the error

    """

    def __init__(self, expr, msg):

        self.expr = expr

        self.msg = msg

class Store(object):

    ORDER_PLACED = 'Order Placed'

    ORDER_DELIVERED = 'Delivered'

    ORDER_SHIPPED = 'Shipped' #Lets see if we can make use of it

    ORDER_CANCELLED = 'Cancelled'

    CB_PENDING = 'Pending'

    CB_CREDITED = 'Credited to wallet'

    CB_NA = 'Not Applicable'

    CB_APPROVED = 'Approved'

    CB_CANCELLED = 'Cancelled'

    def __init__(self, store_id):

        self.store_id = store_id

        self.store_name = sourceMap[store_id]

    def getName(self):

        raise NotImplementedError

    def scrapeAffiliate(self, startDate=None, endDate=None):

        raise NotImplementedError

    def saveToAffiliate(self, offers):

        raise NotImplementedError

    def scrapeStoreOrders(self,):

        raise NotImplementedError

    '''

    To Settle payback for respective stores.

    Also ensures that settlement happens only for closed orders

    '''

    def settlePayBack(self,):

        raise NotImplemented

    '''

    Parses the order for specific store

    order id, total amount, created on(now() if could not parse

    suborder id, title, quantity, unit price, expected delivery date,

    status (default would be Order placed)

    once products are identified, each suborder can then be updated

    with respective cashback.

    Possible fields to display for Not yet delivered orders are 

    Product/Quantity/Amount/Store/CashbackAmount/OrderDate/ExpectedDelivery/OrderStaus/DetailedStatus/CashbackStatus

    No need to show cancelled orders.

    CashbackStatus - NotApplicable/Pending/Approved/Cancelled/CreditedToWallet

    OrderStatus - Placed/Cancelled/Delivered

    '''

    def parseOrderRawHtml(self, orderId, subTagId, userId, rawHtml, orderSuccessUrl):

        pass

if __name__ == '__main__':

    store = getStore(3)

    store.scrapeAffiliate()

def getBrowserObject():

    import cookielib

    br = mechanize.Browser(factory=mechanize.RobustFactory())

    cj = cookielib.LWPCookieJar()

    br.set_cookiejar(cj)

    br.set_handle_equiv(True)

    br.set_handle_redirect(True)

    br.set_handle_referer(True)

    br.set_handle_robots(False)

    br.set_debug_http(False)

    br.set_debug_redirects(False)

    br.set_debug_responses(False)

    br.set_handle_refresh(mechanize._http.HTTPRefreshProcessor(), max_time=1)

    br.addheaders = [('User-agent','Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11'),

                     ('Accept', 'text/html,application/xhtml+xml,application/json,application/xml;q=0.9,*/*;q=0.8'),

                     ('Accept-Encoding', 'gzip,deflate,sdch'),                  

                     ('Accept-Language', 'en-US,en;q=0.8'),                     

                     ('Accept-Charset', 'ISO-8859-1,utf-8;q=0.7,*;q=0.3')]

    return br