1 ! Copyright (C) 2006, 2010 Slava Pestov
2 ! See http://factorcode.org/license.txt for BSD license.
3 USING: kernel make math math.functions math.parser ranges regexp
4 sequences sets unicode xmode.catalog ;
7 : v-checkbox ( str -- ? )
10 : v-default ( str def -- str/def )
11 [ drop empty? not ] most ;
13 : v-required ( str -- str )
14 dup empty? [ "required" throw ] when ;
16 : v-optional ( str quot -- result )
17 over empty? [ 2drop f ] [ call ] if ; inline
19 : v-min-length ( str n -- str )
21 [ "must be at least " % # " characters" % ] "" make
27 : v-max-length ( str n -- str )
29 [ "must be no more than " % # " characters" % ] "" make
35 : v-number ( str -- n )
36 dup string>number [ ] [ "must be a number" throw ] ?if ;
38 : v-integer ( str -- n )
39 v-number dup integer? [ "must be an integer" throw ] unless ;
41 : v-min-value ( x n -- x )
43 [ "must be at least " % # ] "" make throw
48 : v-max-value ( x n -- x )
50 [ "must be no more than " % # ] "" make throw
55 : v-regexp ( str what regexp -- str )
57 [ 2drop ] [ drop "invalid " prepend throw ] if ;
59 : v-email ( str -- str )
60 ! From http://www.regular-expressions.info/email.html
63 R/ [A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}/i
66 : v-url ( str -- str )
67 "URL" R/ (?:ftp|http|https):\/\/\S+/ v-regexp ;
69 : v-captcha ( str -- str )
70 dup empty? [ "must remain blank" throw ] unless ;
72 : v-one-line ( str -- str )
74 dup "\r\n" intersects?
75 [ "must be a single line" throw ] when ;
77 : v-one-word ( str -- str )
80 [ "must be a single word" throw ] unless ;
82 : v-username ( str -- str )
83 2 v-min-length 16 v-max-length v-one-word ;
85 : v-password ( str -- str )
86 6 v-min-length 40 v-max-length v-one-line ;
88 : v-mode ( str -- str )
89 dup mode-names member? [
90 "not a valid syntax mode" throw
94 string>digits <reversed>
95 [ odd? [ 2 * 10 /mod + ] when ] map-index
98 : v-credit-card ( str -- n )
100 dup CHAR: 0 CHAR: 9 [a..b] diff empty? [
103 dup luhn? [ string>number ] [
104 "card number check failed" throw
107 "invalid credit card number format" throw