157 lines
7.8 KiB
Python
157 lines
7.8 KiB
Python
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# cedula.py - functions for handling Dominican Republic national identifier
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#
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# Copyright (C) 2015 Arthur de Jong
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301 USA
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"""Cedula (Dominican Republic national identification number).
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A cedula is is an 11-digit number issues by the Dominican Republic government
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to citizens or residents for identification purposes.
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>>> validate('00113918205')
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'00113918205'
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>>> validate('00113918204')
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Traceback (most recent call last):
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...
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InvalidChecksum: ...
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>>> validate('0011391820A')
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Traceback (most recent call last):
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...
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InvalidFormat: ...
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>>> format('22400022111')
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'224-0002211-1'
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"""
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from stdnum.exceptions import *
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from stdnum.util import clean
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from stdnum import luhn
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# list of Cedulas that do not match the checksum but are nonetheless valid
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whitelist = set('''
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00000021249 00000035692 00000058035 00000065377 00000078587 00000111941
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00000126295 00000140874 00000155482 00000236621 00000292212 00000564933
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00000719400 00004110056 00100000169 00100012146 00100013114 00100016495
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00100053841 00100061611 00100061945 00100083860 00100101767 00100126468
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00100145737 00100165504 00100169706 00100172940 00100174666 00100181057
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00100228718 00100231017 00100238382 00100239662 00100255349 00100288143
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00100288929 00100322649 00100350928 00100378440 00100384523 00100415853
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00100523399 00100524531 00100530588 00100587320 00100590683 00100593378
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00100622461 00100709215 00100728113 00100729795 00100756082 00100759932
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00101118022 00101166065 00101527366 00101541404 00101621981 00101659661
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00101684656 00101686299 00101821735 00101961125 00102025201 00102398239
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00102577448 00102630192 00103266558 00103436936 00103443802 00103754365
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00103822440 00103983004 00104486903 00104532086 00104662561 00104727362
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00104785104 00104862525 00105263314 00105328185 00105512386 00105530894
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00105606543 00105832408 00106190966 00106284933 00106418989 00106442522
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00106479922 00106916538 00107045499 00107184305 00107445493 00107602067
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00107665688 00107687383 00107691942 00108113363 00108132448 00108184024
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00108264871 00108286792 00108384121 00108413431 00108497822 00108784684
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00108796883 00109183462 00109229090 00109402756 00109785951 00109987435
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00110047715 00110071113 00110111536 00110490843 00110578459 00110646203
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00111014782 00111150559 00113453700 00114272360 00114532330 00114532355
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00114687216 00115039795 00115343847 00116256005 00116448241 00116508511
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00117582001 00119161853 00121344165 00121581750 00121581800 00129737056
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00130610001 00131257003 00133987848 00134588056 00142864013 00143072001
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00144435001 00146965001 00147485003 00149657590 00155144906 00161884001
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00162906003 00163540003 00163549012 00163709018 00166533003 00167311001
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00170009162 00170115579 00171404771 00174729003 00174940001 00181880003
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00184129003 00189213001 00189405093 00190002567 00196714003 00200021994
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00200028716 00200040516 00200063601 00200123640 00200291381 00200409772
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00200435544 00200969260 00201023001 00202110760 00202744522 00207327056
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00208430205 00208832003 00218507031 00222017001 00235482001 00236245013
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00241997013 00246160013 00261011013 00270764013 00274652001 00278005023
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00289931003 00291431001 00291549003 00297018001 00298109001 00299724003
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00300001538 00300011700 00300013835 00300017875 00300019575 00300020806
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00300025568 00300052890 00300169535 00300244009 00300636564 00301200901
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00305535206 00345425001 00352861001 00356533003 00362684023 00376023023
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00400001552 00400001614 00400012957 00400189811 00425759001 00435518003
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00475916056 00481106001 00481595003 00493593003 00516077003 00520207699
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00524571001 00539342005 00540077717 00544657001 00574599001 00599408003
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00633126023 00644236001 00648496171 00651322001 00686904003 00720758056
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00731054054 00741721056 00757398001 00800106971 00848583056 00857630012
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00971815056 01000005580 01000250733 01000268998 01000728704 01000855890
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01038813907 01094560111 01100014261 01100620962 01154421047 01200004166
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01200008613 01200011252 01200014133 01200033420 01200771767 01300001142
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01300005424 01300020331 01400000282 01400074875 01600009531 01600019983
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01600026316 01600027894 01650257001 01700052445 01700200811 01800022457
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01800058439 01800527104 01810035037 02038569001 02100061022 02300003061
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02300023225 02300031758 02300037618 02300047220 02300052220 02300054193
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02300062066 02300085158 02400229955 02500045676 02600036132 02600094954
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02700029905 02755972001 02800000129 02800021761 02800025877 02800029588
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02831146001 03000411295 03100109611 03100488033 03100654224 03100673050
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03100963776 03101070888 03102828522 03102936385 03103315310 03103749672
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03104354892 03111670001 03121982479 03200066940 03300023841 03400058730
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03400157849 03401709701 03500037890 03600046116 03600127038 03600180637
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03700663589 03800032522 03807240010 03852380001 03900069856 03900192284
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04022130495 04400002002 04600198229 04700004024 04700020933 04700027064
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04700061076 04700070460 04700074827 04700221469 04701174268 04800019561
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04800034846 04800046910 04800956889 04801245892 04900009932 04900011690
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04900013913 04900014592 04900026260 04900028443 04900448230 04902549001
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04941042001 05100085656 05300013029 05400016031 05400021759 05400022042
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05400028496 05400033166 05400034790 05400037495 05400038776 05400040523
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05400047674 05400048248 05400049237 05400049834 05400053627 05400054156
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05400055485 05400055770 05400057300 05400058964 05400059956 05400060743
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05400062459 05400067703 05400072273 05400076481 05400216948 05500003079
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05500006796 05500008806 05500012039 05500014375 05500017761 05500021118
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05500022399 05500023407 05500024135 05500024190 05500027749 05500032681
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05500173451 05500303477 05600037761 05600038251 05600038964 05600051191
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05600063115 05600267737 05600553831 05700064077 05700071202 05900072869
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06100007818 06100009131 06100011935 06100013662 06100016486 06337850001
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06400007916 06400011981 06400014372 06486186001 06500162568 06800008448
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06800245196 06843739551 06900069184 07000007872 07100018031 07100063262
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07400001254 07600000691 07700009346 07800000968 07800002361 08016809001
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08100002398 08498619001 08800003986 08900001310 08900005064 08952698001
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09000117963 09000169133 09010011235 09022066011 09300006239 09300035357
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09421581768 09500008222 09700003030 09700179110 09900017864 10061805811
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10100178199 10201116357 10462157001 10491297001 10621581792 10983439110
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11700000658 12019831001 12300074628 22321581834 22721581818 40200401324
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40200452735 40200639953 40200700675 90001200901
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'''.split())
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def compact(number):
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"""Convert the number to the minimal representation. This strips the
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number of any valid separators and removes surrounding whitespace."""
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return clean(number, ' -').strip()
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def validate(number):
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"""Checks to see if the number provided is a valid cedula."""
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number = compact(number)
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if len(number) != 11:
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raise InvalidLength()
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if not number.isdigit():
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raise InvalidFormat()
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if number in whitelist:
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return number
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return luhn.validate(number)
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def is_valid(number):
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"""Checks to see if the number provided is a valid cedula."""
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try:
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return bool(validate(number))
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except ValidationError:
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return False
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def format(number):
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"""Reformat the passed number to the standard format."""
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number = compact(number)
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return '-'.join((number[:3], number[3:-1], number[-1]))
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