source: WAeUP_SRP/trunk/ScratchCards.py @ 4517

#-*- mode: python; mode: fold -*-
# $Id: ScratchCards.py 4253 2009-06-11 17:16:36Z henrik $
from Globals import InitializeClass
from AccessControl import ClassSecurityInfo
from AccessControl.SecurityManagement import newSecurityManager
from zExceptions import BadRequest
from Products.CMFCore.utils import UniqueObject, getToolByName
from Products.CMFCore.permissions import View
from Products.CMFCore.permissions import ModifyPortalContent
from Products.CPSCore.CPSBase import CPSBase_adder, CPSBaseFolder
#from Products.CPSCore.CPSBase import CPSBaseDocument as BaseDocument
from Products.CPSDocument.CPSDocument import CPSDocument
import DateTime
import Globals
import logging
import os,csv,re
import Globals
MAX_TRANS = 1000
p_home = Globals.package_home(globals())
i_home = Globals.INSTANCE_HOME

class ScratchCardBatchesFolder(CPSDocument): ###(
    """
    WAeUP Student container for the various student data
    """
    meta_type = 'ScratchCardBatchesFolder'
    portal_type = meta_type
    security = ClassSecurityInfo()

    security.declareProtected(View,"Title")
    def Title(self):
        """compose title"""
        return "Pin Batches"

    security.declareProtected(ModifyPortalContent,"importPinBatch") ###(
    def importPinBatch(self):
        """import PinBatch"""
        name = "PinsToImport"
        logger = logging.getLogger('Students.ScratchCardBatchesFolder.importPinBatch')
        logger.info('Start loading from %s.csv' % name)
        pins_section = self.portal_url.getPortalObject().campus.pins
        p_pins = self.portal_pins
        base_dir = "%s/import/pins" % (i_home)
        files = os.listdir(base_dir)
        for fn in files:
            pins = csv.DictReader(open("%s/%s" % (base_dir,fn),"rb"))
            n = 0
            for pin in pins:
                if n == 0:
                    bid = "%(Serial)s_%(Pin)s" % pin
                    pins_section.invokeFactory('ScratchCardBatch', bid)
                    batch = getattr(pins_section,bid)
                    dict = {}
                    prefix = pin['Serial']
                    dict['prefix'] = pin['Serial']
                    batch_no = pin['Pin']
                    dict['batch_no'] = int(batch_no)
                    dict['cost'] = float(pin['Cost'])
                    dict['sold_by'] = pin['Sold']
                    #import pdb;pdb.set_trace()
                    n += 1
                    continue
                puid = "".join(pin['Pin'].split('-'))
                p_pins.addRecord(pin=puid,serial=n,student="",prefix_batch="%s%s" % (prefix, batch_no))
                n += 1
            dict['no_of_pins'] = n - 1
            batch.getContent().edit(mapping=dict)
            logger.info('%s with %d PINs added' % (bid,n-1))
        return self.REQUEST.RESPONSE.redirect("%s" % self.REQUEST.get('URL1'))
    ###)

InitializeClass(ScratchCardBatchesFolder)

def addScratchCardBatchesFolder(container, id, REQUEST=None, **kw):
    """Add a Students personal data."""
    ob = ScratchCardBatchesFolder(id, **kw)
    return CPSBase_adder(container, ob, REQUEST=REQUEST)

###)

from Products.WAeUP_SRP.WAeUPTables import PinTable

class ScratchCardBatch(CPSDocument): ###(
    """
    WAeUP Student container for the various student data
    """
    meta_type = 'ScratchCardBatch'
    portal_type = meta_type
    security = ClassSecurityInfo()

    security.declareProtected(View,"Title")
    def Title(self):
        """compose title"""
        return "Pin Batch"

    security.declareProtected(ModifyPortalContent,"makePins") ###(
    def makePins(self):
        """generate Pins"""
        batch = self.getContent()
        nr = batch.no_of_pins
        prefix = batch.prefix
        sold = batch.sold_by
        cost = batch.cost
        import random
        r = random
        b_no = batch.batch_no
        #import pdb;pdb.set_trace()
        generated = []
        generated.append('"Serial","Pin","Sold","Cost"' % vars())
        generated.append('"%(prefix)s","%(b_no)d","%(sold)s","%(cost)f"' % vars())
        pins = self.portal_pins
        for i in range(1,nr+1):
            ri = r.randint(1000000000,9999999999)
            pin = "%s%d%d" % (prefix,b_no,ri)
            while len(pins.searchResults({'pin': pin})) > 0:
                ri = r.randint(1000000000,9999999999)
                pin = "%s%d%d" % (prefix,b_no,ri)
            pins.addRecord(pin=pin,
                           serial=i,
                           student="",
                           cost = cost,
                           prefix_batch="%s%d" % (prefix, b_no))
            generated.append('"%(i)d","%(prefix)s-%(b_no)d-%(ri)d"' % vars())
        print '\n'.join(generated)
        current = DateTime.DateTime().strftime("%d-%m-%y_%H_%M_%S")
        open("%s/export/%s-%s-%s.csv" % (i_home,prefix,b_no,current),"w+").write('\n'.join(generated))
    ###)

    security.declareProtected(ModifyPortalContent,"restorePins") ###(
    def restorePins(self):
        "restore Pins from file named pins_to_restore.csv"
        pins = self.portal_pins
        filename = "%s/import/PinsToRestore.csv" % (i_home)
        logger = logging.getLogger('ScratchCards.restorePins')
        if not os.path.exists(filename):
            logger.info('no file %s' % filename)
            return
        src = open(filename,"rb")
        records = csv.DictReader(src)
        cards = []
        already_in = []
        #import pdb;pdb.set_trace()
        records.next()
        for record in records:
            d = {}
            d['pin'] = record['Pin'].replace('-','')
            if pins(pin=d['pin']):
                logger.info("pin %(pin)s already in Pins" % d)
                already_in += d['pin'],
                continue
            d['serial'] = record['Serial']
            d['cost'] = record['Cost']
            d['student'] = ''
            d['prefix_batch'] = "".join(record['Pin'].split('-')[:2])
            cards += d,
        if already_in:
            logger.info("found %d existing pins in %s" % (len(already_in),filename))
            return
        anz = len(cards)
        logger.info("start restoring %d pins from %s" % (anz,filename))
        for card in cards:
            pins.addRecord(**card)
        logger.info("sucessfully restored %d pins from %s" % (anz,filename))
        url = self.REQUEST.get('URL1')
        return self.REQUEST.RESPONSE.redirect(url)

    security.declareProtected(ModifyPortalContent,"archiveBatch") ###(
    def archiveBatch(self,delete=False):
        """archive a batch"""
        #import pdb;pdb.set_trace()
        batch = self.getContent()
        member = self.portal_membership.getAuthenticatedMember()
        logger = logging.getLogger('ScratchCards.archiveBatch')
        nr = batch.no_of_pins
        prefix = batch.prefix
        sold = batch.sold_by
        cost = batch.cost
        batch_no = batch.batch_no
        current = DateTime.DateTime().strftime("%d-%m-%y_%H_%M_%S")
        export_file = "%s/export/%s-%s_archive_%s.csv" % (i_home,prefix,batch_no,current)
        lines = []
        fields = ['prefix','serial','pin','student']
        headline = ','.join(fields)
        out = open(export_file,"wb")
        out.write('%(prefix)s,%(cost)8.2f,%(batch_no)d,%(nr)d,%(sold)s\n\n' % vars())
        out.write(headline +'\n')
        out.close()
        out = open(export_file,"a")
        csv_writer = csv.DictWriter(out,fields,)
        pins = self.portal_pins(prefix_batch = "%(prefix)s%(batch_no)d" % vars())
        logger.info('%s starts archiving %s_%s with %s records ' % (member,
                                                                    prefix,
                                                                    batch_no,
                                                                    len(pins)))

        pin_list = []
        for pin in pins:
            pin_list += pin.pin,
            lines.append(self.portal_pins.record2dict(fields,pin,'dummy'))
        total = len(lines)
        csv_writer.writerows(lines)
        msg = "wrote %(total)d records to %(export_file)s" % vars()
        logger.info(msg)
        if delete:
            for pin in pin_list:
                self.portal_pins.deleteRecord(pin)
            msg = "deleted %d pin from portal_pins" % len(pin_list)
            logger.info(msg)
        url = self.REQUEST.get('URL1')
        return self.REQUEST.RESPONSE.redirect(url)
    ###)

    security.declareProtected(ModifyPortalContent,"getUnusedPins") ###(
    def getUnusedPins(self):
        """return a list of unused Pins"""
        max_pins = 10
        #import pdb;pdb.set_trace()
        pins_cat = self.portal_pins
        doc = self.getContent()
        unused = [{'pin': p.pin,
              'serial': p.serial,
              } for p in pins_cat.searchResults(prefix_batch = "%s%d"
                                               % (doc.prefix,doc.batch_no),
                                               ) if not p.student]
        if len(unused) > max_pins:
            return unused[-max_pins:]
        return unused
    ###)

    security.declareProtected(View,"getUsedPins") ###(
    def getUsedPins(self):
        """return a list of used Pins"""
        #import pdb;pdb.set_trace()
        pins_cat = self.portal_pins
        doc = self.getContent()
        used = [{'pin': p.pin,
              'prefix_batch': p.prefix_batch,
              'serial': p.serial,
              'student': p.student,
              } for p in pins_cat.searchResults(prefix_batch = "%s%d"
                                               % (doc.prefix,doc.batch_no),
                                               ) if p.student]
        return used
    ###)

    security.declareProtected(View,"getNumberOfUsedPins") ###(
    def getNumberOfUsedPins(self):
        """return the number of used Pins"""
        #import pdb;pdb.set_trace()
        pins_cat = self.portal_pins
        doc = self.getContent()
        used = [{'pin': p.pin,
              'serial': p.serial,
              'student': p.student,
              } for p in pins_cat.searchResults(prefix_batch = "%s%d"
                                               % (doc.prefix,doc.batch_no),
                                               ) if p.student]
        return len(used)
    ###)

InitializeClass(ScratchCardBatch)

def addScratchCardBatch(container, id, REQUEST=None, **kw):
    """Add a Students personal data."""
    ob = ScratchCardBatch(id, **kw)
    return CPSBase_adder(container, ob, REQUEST=REQUEST)

###)