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123 lines
4.3 KiB
123 lines
4.3 KiB
# -*- coding: utf-8 -*-
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import datetime
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import os
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import random
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#import argparse
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from optparse import make_option
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from django.core.management.base import BaseCommand
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from django.core.management import call_command
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from django.conf import settings
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from django.db import transaction
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import django.contrib.auth
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from django.utils.encoding import force_unicode
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from seminar.models import Skola, Resitel, Rocnik, Cislo, Problem, Reseni, PrilohaReseni, Nastaveni
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from seminar.testutils import create_test_data
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from seminar import ovvpfile
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User = django.contrib.auth.get_user_model()
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class Command(BaseCommand):
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help = "Import (add / notice changes) schools from a ovvp-format file (skoly.csv)"
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option_list = BaseCommand.option_list + (
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make_option('-n', '--dry_run', dest='dry_run', default=False,
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action='store_true', help="No changes to DB."),
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)
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# def add_arguments(self, parser):
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# parser.add_argument('file', nargs='?', type=argparse.FileType('r', encoding='utf8'), default=sys.stdin)
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# parser.add_argument('-n', '--dry_run', dest='dry_run', default=False,
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# action='store_true', type=bool, help="No changes to DB.")
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def school_diffs(self, ovvpskola, dbskola):
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def compare(ovvpcol, dbcol, t=unicode):
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v1 = t(dbskola.__getattribute__(dbcol))
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v2 = ovvpskola[ovvpcol]
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if unicode(v1) != unicode(v2):
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return "%s: '%s'->'%s', " % (ovvpcol, v1, v2, )
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return ""
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diff = ""
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diff += compare('name','nazev')
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diff += compare('street','ulice')
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diff += compare('town','mesto')
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diff += compare('postcode','psc')
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return diff
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def handle(self, *args, **options):
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assert len(args) == 1
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filename = args[0]
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self.stdout.write('Parsing OVVP-format file \'%s\' ...' % (filename, ))
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with open(filename, "r") as f:
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o = ovvpfile.parse(f)
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assert o.headers['version'] == '1'
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self.stdout.write('Read %d schools with columns: %s' % (len(o.rows), o.columns, ))
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self.stdout.write('Export created: %s' % (o.headers.get('date', 'N/A'), ))
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assert 'id-aesop' in o.columns
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same = 0
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modified = 0
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new = 0
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with transaction.atomic():
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for skola in o.rows:
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aesop_id = 'aesop:%s' % (skola['id-aesop'], )
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found = Skola.objects.filter(aesop_id=aesop_id)
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assert len(found) <= 1
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if found:
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fs = found[0]
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diff = self.school_diffs(skola, fs)
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if diff:
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modified += 1
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self.stdout.write(u"M %11s %s" % (aesop_id, diff, )) # TODO
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else:
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same += 1
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if int(skola['is-SS']) > int(fs.je_ss):
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fs.je_ss = True
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fs.save()
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if int(skola['is-ZS']) > int(fs.je_zs):
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fs.je_zs = True
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fs.save()
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else:
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new += 1
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# Name duplicates?
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by_name = Skola.objects.filter(nazev=skola['name'], mesto=skola['town'], ulice=skola['street'])
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if len(by_name) > 0:
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self.stdout.write(u"W Same [name, street, town] for %s and %s (%s, %s, %s)" % (
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by_name[0].aesop_id, aesop_id, skola['name'], skola['street'], skola['town'], ))
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else:
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self.stdout.write(u"+ %11s %s, %s, %s" % (aesop_id, skola['name'], skola['town'], skola['country'], ))
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if not options['dry_run']:
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newskola = Skola.objects.create(
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aesop_id=aesop_id, nazev=skola['name'], kratky_nazev=skola['name'], izo=skola.get('id-izo', ''),
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ulice=skola['street'], mesto=skola['town'], psc=skola['postcode'], stat=skola['country'],
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je_zs=int(skola['is-ZS']), je_ss=int(skola['is-SS']),
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)
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self.stdout.write("Result: %d same, %d different, %d new schools" % (same, modified, new, ))
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