| commit | author | age | ||
| a0109c | 1 | /** |
| f0ea59 | 2 | * $Id: validate.js 65 2006-08-24 15:54:55Z spocke $ |
| a0109c | 3 | * |
| S | 4 | * Various form validation methods. |
| 5 | * | |
| 6 | * @author Moxiecode | |
| 7 | * @copyright Copyright © 2004-2006, Moxiecode Systems AB, All rights reserved. | |
| 8 | */ | |
| 9 | ||
| f0ea59 | 10 | /** |
| S | 11 | // String validation: |
| a0109c | 12 | |
| f0ea59 | 13 | if (!Validator.isEmail('myemail')) |
| S | 14 | alert('Invalid email.'); |
| a0109c | 15 | |
| f0ea59 | 16 | // Form validation: |
| a0109c | 17 | |
| f0ea59 | 18 | var f = document.forms['myform']; |
| a0109c | 19 | |
| f0ea59 | 20 | if (!Validator.isEmail(f.myemail)) |
| S | 21 | alert('Invalid email.'); |
| 22 | */ | |
| a0109c | 23 | |
| f0ea59 | 24 | var Validator = { |
| S | 25 | isEmail : function(s) { |
| 26 | return this.test(s, '^[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+@[-!#$%&\'*+\\/0-9=?A-Z^_`a-z{|}~]+\.[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+$'); | |
| 27 | }, | |
| a0109c | 28 | |
| f0ea59 | 29 | isAbsUrl : function(s) { |
| S | 30 | return this.test(s, '^(news|telnet|nttp|file|http|ftp|https)://[-A-Za-z0-9\\.]+\\/?.*$'); |
| 31 | }, | |
| a0109c | 32 | |
| f0ea59 | 33 | isSize : function(s) { |
| S | 34 | return this.test(s, '^[0-9]+(px|%)?$'); |
| 35 | }, | |
| a0109c | 36 | |
| f0ea59 | 37 | isId : function(s) { |
| S | 38 | return this.test(s, '^[A-Za-z_]([A-Za-z0-9_])*$'); |
| 39 | }, | |
| a0109c | 40 | |
| f0ea59 | 41 | isEmpty : function(s) { |
| S | 42 | var nl, i; |
| 43 | ||
| 44 | if (s.nodeName == 'SELECT' && s.selectedIndex < 1) | |
| 45 | return true; | |
| 46 | ||
| 47 | if (s.type == 'checkbox' && !s.checked) | |
| 48 | return true; | |
| 49 | ||
| 50 | if (s.type == 'radio') { | |
| 51 | for (i=0, nl = s.form.elements; i<nl.length; i++) { | |
| 52 | if (nl[i].type == "radio" && nl[i].name == s.name && nl[i].checked) | |
| 53 | return false; | |
| 54 | } | |
| 55 | ||
| 56 | return true; | |
| 57 | } | |
| 58 | ||
| 59 | return new RegExp('^\\s*$').test(s.nodeType == 1 ? s.value : s); | |
| 60 | }, | |
| 61 | ||
| 62 | isNumber : function(s, d) { | |
| 63 | return !isNaN(s.nodeType == 1 ? s.value : s) && (!d || !this.test(s, '^-?[0-9]*\\.[0-9]*$')); | |
| 64 | }, | |
| 65 | ||
| 66 | test : function(s, p) { | |
| 67 | s = s.nodeType == 1 ? s.value : s; | |
| 68 | ||
| 69 | return s == '' || new RegExp(p).test(s); | |
| 70 | } | |
| 71 | }; | |
| 72 | ||
| 73 | var AutoValidator = { | |
| 74 | settings : { | |
| 75 | id_cls : 'id', | |
| 76 | int_cls : 'int', | |
| 77 | url_cls : 'url', | |
| 78 | number_cls : 'number', | |
| 79 | email_cls : 'email', | |
| 80 | size_cls : 'size', | |
| 81 | required_cls : 'required', | |
| 82 | invalid_cls : 'invalid', | |
| 83 | min_cls : 'min', | |
| 84 | max_cls : 'max' | |
| 85 | }, | |
| 86 | ||
| 87 | init : function(s) { | |
| 88 | var n; | |
| 89 | ||
| 90 | for (n in s) | |
| 91 | this.settings[n] = s[n]; | |
| 92 | }, | |
| 93 | ||
| 94 | validate : function(f) { | |
| 95 | var i, nl, s = this.settings, c = 0; | |
| 96 | ||
| 97 | nl = this.tags(f, 'label'); | |
| 98 | for (i=0; i<nl.length; i++) | |
| 99 | this.removeClass(nl[i], s.invalid_cls); | |
| 100 | ||
| 101 | c += this.validateElms(f, 'input'); | |
| 102 | c += this.validateElms(f, 'select'); | |
| 103 | c += this.validateElms(f, 'textarea'); | |
| 104 | ||
| 105 | return c == 3; | |
| 106 | }, | |
| 107 | ||
| 108 | invalidate : function(n) { | |
| 109 | this.mark(n.form, n); | |
| 110 | }, | |
| 111 | ||
| 112 | reset : function(e) { | |
| 113 | var t = new Array('label', 'input', 'select', 'textarea'); | |
| 114 | var i, j, nl, s = this.settings; | |
| 115 | ||
| 116 | if (e == null) | |
| 117 | return; | |
| 118 | ||
| 119 | for (i=0; i<t.length; i++) { | |
| 120 | nl = this.tags(e.form ? e.form : e, t[i]); | |
| 121 | for (j=0; j<nl.length; j++) | |
| 122 | this.removeClass(nl[j], s.invalid_cls); | |
| 123 | } | |
| 124 | }, | |
| 125 | ||
| 126 | validateElms : function(f, e) { | |
| 127 | var nl, i, n, s = this.settings, st = true, va = Validator, v; | |
| 128 | ||
| 129 | nl = this.tags(f, e); | |
| 130 | for (i=0; i<nl.length; i++) { | |
| 131 | n = nl[i]; | |
| 132 | ||
| 133 | this.removeClass(n, s.invalid_cls); | |
| 134 | ||
| 135 | if (this.hasClass(n, s.required_cls) && va.isEmpty(n)) | |
| 136 | st = this.mark(f, n); | |
| 137 | ||
| 138 | if (this.hasClass(n, s.number_cls) && !va.isNumber(n)) | |
| 139 | st = this.mark(f, n); | |
| 140 | ||
| 141 | if (this.hasClass(n, s.int_cls) && !va.isNumber(n, true)) | |
| 142 | st = this.mark(f, n); | |
| 143 | ||
| 144 | if (this.hasClass(n, s.url_cls) && !va.isAbsUrl(n)) | |
| 145 | st = this.mark(f, n); | |
| 146 | ||
| 147 | if (this.hasClass(n, s.email_cls) && !va.isEmail(n)) | |
| 148 | st = this.mark(f, n); | |
| 149 | ||
| 150 | if (this.hasClass(n, s.size_cls) && !va.isSize(n)) | |
| 151 | st = this.mark(f, n); | |
| 152 | ||
| 153 | if (this.hasClass(n, s.id_cls) && !va.isId(n)) | |
| 154 | st = this.mark(f, n); | |
| 155 | ||
| 156 | if (this.hasClass(n, s.min_cls, true)) { | |
| 157 | v = this.getNum(n, s.min_cls); | |
| 158 | ||
| 159 | if (isNaN(v) || parseInt(n.value) < parseInt(v)) | |
| 160 | st = this.mark(f, n); | |
| 161 | } | |
| 162 | ||
| 163 | if (this.hasClass(n, s.max_cls, true)) { | |
| 164 | v = this.getNum(n, s.max_cls); | |
| 165 | ||
| 166 | if (isNaN(v) || parseInt(n.value) > parseInt(v)) | |
| 167 | st = this.mark(f, n); | |
| 168 | } | |
| 169 | } | |
| 170 | ||
| 171 | return st; | |
| 172 | }, | |
| 173 | ||
| 174 | hasClass : function(n, c, d) { | |
| 175 | return new RegExp('\\b' + c + (d ? '[0-9]+' : '') + '\\b', 'g').test(n.className); | |
| 176 | }, | |
| 177 | ||
| 178 | getNum : function(n, c) { | |
| 179 | c = n.className.match(new RegExp('\\b' + c + '([0-9]+)\\b', 'g'))[0]; | |
| 180 | c = c.replace(/[^0-9]/g, ''); | |
| 181 | ||
| 182 | return c; | |
| 183 | }, | |
| 184 | ||
| 185 | addClass : function(n, c, b) { | |
| 186 | var o = this.removeClass(n, c); | |
| 187 | n.className = b ? c + (o != '' ? (' ' + o) : '') : (o != '' ? (o + ' ') : '') + c; | |
| 188 | }, | |
| 189 | ||
| 190 | removeClass : function(n, c) { | |
| 191 | c = n.className.replace(new RegExp("(^|\\s+)" + c + "(\\s+|$)"), ' '); | |
| 192 | return n.className = c != ' ' ? c : ''; | |
| 193 | }, | |
| 194 | ||
| 195 | tags : function(f, s) { | |
| 196 | return f.getElementsByTagName(s); | |
| 197 | }, | |
| 198 | ||
| 199 | mark : function(f, n) { | |
| 200 | var s = this.settings; | |
| 201 | ||
| 202 | this.addClass(n, s.invalid_cls); | |
| 203 | this.markLabels(f, n, s.invalid_cls); | |
| 204 | ||
| 205 | return false; | |
| 206 | }, | |
| 207 | ||
| 208 | markLabels : function(f, n, ic) { | |
| 209 | var nl, i; | |
| 210 | ||
| 211 | nl = this.tags(f, "label"); | |
| 212 | for (i=0; i<nl.length; i++) { | |
| 213 | if (nl[i].getAttribute("for") == n.id || nl[i].htmlFor == n.id) | |
| 214 | this.addClass(nl[i], ic); | |
| 215 | } | |
| 216 | ||
| 217 | return null; | |
| 218 | } | |
| 219 | }; | |
