Online PHP editor | rfc for mLpcZ

@ 2022-07-21T15:25:59Z

<?php

// https://www.ppaonline.com.au/wp-content/uploads/2019/05/DVA-number-format-factsheet.pdf
// https://meteor.aihw.gov.au/content/339127

$DVAs = [
    'VBUG1234',   // veteran
    'QMO54321A',  // dependent
    'NOMG111',    // veteran
    'WX1111',     // veteran
    'NOPE666A',   // invalid
    'SCON3111Z',  // dependent
];

// file number is 1-3 letters or a space for WW1 (war code) followed by upto 6 digits
// file number has a max length of 7

$regex = <<<REGEX
/
^
([NVQWST])
(?|
  ([ ANPVX])(\d{1,6})

  |(
     BG
    |CN
    |ET
    |F[RW]
    |G[RW]
    |I[QTV]
    |JA
    |K[MO]
    |MO
    |N[FGKX]
    |P[KOX]
    |R[DMU]
    |S[AELMORS]
    |U[BS]
    |YU
  )(\d{1,5})

  |(
    (?:A(?:FG|GX|LX|R[GX])
      |B(?:A[GL]|CG|G[GKX]|RX|U[GRX])
      |C(?:AM|CG|HX|IX|LK|N[KSX]|ON|YP|Z[GX])
      |D(?:EG|N[KX])
      |E(?:G[GXY]|SX|T[KX])
      |F(?:I[JX]|R[GKX])
      |G(?:HA|R[EGKX])
      |H(?:K[SX]|L[GKX]|UX)
      |I(?:DA|ND|SR|T[GKX])
      |K(?:OS|SH|UG|YA)
      |L(?:AX|BX|XK)
      |M(?:A[LRU]|LS|OG|TX|WI)
      |N(?:BA|CG|GR|IG|RD|S[MSW]|W[GKX])
      |OMG
      |P(?:A[DGLMX]|C[AGRV]|H[KSX]|L[GX]|MS|S[MW]|WO)
      |QAG
      |R(?:DX|U[GX])
      |S(?:A[GX]|CG|EG|IN|PG|UD|W[KP]|Y[GRX])
      |T(?:H[KS]|R[GK]|ZA)
      |U(?:AG|RX|S[GKSX])
      |V(?:EX|NS)
      |Y(?:EM|GX)
      |ZIM
    )
  )(\d{1,4})
)
([A-Z]?)
$
/x
REGEX;

foreach ($DVAs as $DVA) {
    var_export([
        $DVA,
        (bool) preg_match($regex, $DVA, $m),
        $m,
        $m ? sprintf(
                 '%s%s%0' . (7 - strlen($m[2])) . 's%s',
                 $m[1],
                 $m[2],
                 $m[3],
                 $m[4]
             )
           : ''
    ]);
    echo "\n";
}

Output for git.master, git.master_jit, rfc.property-hooks: array ( 0 => 'VBUG1234', 1 => true, 2 => array ( 0 => 'VBUG1234', 1 => 'V', 2 => 'BUG', 3 => '1234', 4 => '', ), 3 => 'VBUG1234', ) array ( 0 => 'QMO54321A', 1 => true, 2 => array ( 0 => 'QMO54321A', 1 => 'Q', 2 => 'MO', 3 => '54321', 4 => 'A', ), 3 => 'QMO54321A', ) array ( 0 => 'NOMG111', 1 => true, 2 => array ( 0 => 'NOMG111', 1 => 'N', 2 => 'OMG', 3 => '111', 4 => '', ), 3 => 'NOMG0111', ) array ( 0 => 'WX1111', 1 => true, 2 => array ( 0 => 'WX1111', 1 => 'W', 2 => 'X', 3 => '1111', 4 => '', ), 3 => 'WX001111', ) array ( 0 => 'NOPE666A', 1 => false, 2 => array ( ), 3 => '', ) array ( 0 => 'SCON3111Z', 1 => true, 2 => array ( 0 => 'SCON3111Z', 1 => 'S', 2 => 'CON', 3 => '3111', 4 => 'Z', ), 3 => 'SCON3111Z', )

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