| blob | cde4c979851f50539fc9d8fea3198cce47b72cec |
1 /**\r
2 * $Id: validate.js 758 2008-03-30 13:53:29Z spocke $\r
3 *\r
4 * Various form validation methods.\r
5 *\r
6 * @author Moxiecode\r
7 * @copyright Copyright © 2004-2008, Moxiecode Systems AB, All rights reserved.\r
8 */\r
9 \r
10 /**\r
11 // String validation:\r
12 \r
13 if (!Validator.isEmail('myemail'))\r
14 alert('Invalid email.');\r
15 \r
16 // Form validation:\r
17 \r
18 var f = document.forms['myform'];\r
19 \r
20 if (!Validator.isEmail(f.myemail))\r
21 alert('Invalid email.');\r
22 */\r
23 \r
24 var Validator = {\r
25 isEmail : function(s) {\r
26 return this.test(s, '^[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+@[-!#$%&\'*+\\/0-9=?A-Z^_`a-z{|}~]+\.[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+$');\r
27 },\r
28 \r
29 isAbsUrl : function(s) {\r
30 return this.test(s, '^(news|telnet|nttp|file|http|ftp|https)://[-A-Za-z0-9\\.]+\\/?.*$');\r
31 },\r
32 \r
33 isSize : function(s) {\r
34 return this.test(s, '^[0-9]+(%|in|cm|mm|em|ex|pt|pc|px)?$');\r
35 },\r
36 \r
37 isId : function(s) {\r
38 return this.test(s, '^[A-Za-z_]([A-Za-z0-9_])*$');\r
39 },\r
40 \r
41 isEmpty : function(s) {\r
42 var nl, i;\r
43 \r
44 if (s.nodeName == 'SELECT' && s.selectedIndex < 1)\r
45 return true;\r
46 \r
47 if (s.type == 'checkbox' && !s.checked)\r
48 return true;\r
49 \r
50 if (s.type == 'radio') {\r
51 for (i=0, nl = s.form.elements; i<nl.length; i++) {\r
52 if (nl[i].type == "radio" && nl[i].name == s.name && nl[i].checked)\r
53 return false;\r
54 }\r
55 \r
56 return true;\r
57 }\r
58 \r
59 return new RegExp('^\\s*$').test(s.nodeType == 1 ? s.value : s);\r
60 },\r
61 \r
62 isNumber : function(s, d) {\r
63 return !isNaN(s.nodeType == 1 ? s.value : s) && (!d || !this.test(s, '^-?[0-9]*\\.[0-9]*$'));\r
64 },\r
65 \r
66 test : function(s, p) {\r
67 s = s.nodeType == 1 ? s.value : s;\r
68 \r
69 return s == '' || new RegExp(p).test(s);\r
70 }\r
71 };\r
72 \r
73 var AutoValidator = {\r
74 settings : {\r
75 id_cls : 'id',\r
76 int_cls : 'int',\r
77 url_cls : 'url',\r
78 number_cls : 'number',\r
79 email_cls : 'email',\r
80 size_cls : 'size',\r
81 required_cls : 'required',\r
82 invalid_cls : 'invalid',\r
83 min_cls : 'min',\r
84 max_cls : 'max'\r
85 },\r
86 \r
87 init : function(s) {\r
88 var n;\r
89 \r
90 for (n in s)\r
91 this.settings[n] = s[n];\r
92 },\r
93 \r
94 validate : function(f) {\r
95 var i, nl, s = this.settings, c = 0;\r
96 \r
97 nl = this.tags(f, 'label');\r
98 for (i=0; i<nl.length; i++)\r
99 this.removeClass(nl[i], s.invalid_cls);\r
100 \r
101 c += this.validateElms(f, 'input');\r
102 c += this.validateElms(f, 'select');\r
103 c += this.validateElms(f, 'textarea');\r
104 \r
105 return c == 3;\r
106 },\r
107 \r
108 invalidate : function(n) {\r
109 this.mark(n.form, n);\r
110 },\r
111 \r
112 reset : function(e) {\r
113 var t = ['label', 'input', 'select', 'textarea'];\r
114 var i, j, nl, s = this.settings;\r
115 \r
116 if (e == null)\r
117 return;\r
118 \r
119 for (i=0; i<t.length; i++) {\r
120 nl = this.tags(e.form ? e.form : e, t[i]);\r
121 for (j=0; j<nl.length; j++)\r
122 this.removeClass(nl[j], s.invalid_cls);\r
123 }\r
124 },\r
125 \r
126 validateElms : function(f, e) {\r
127 var nl, i, n, s = this.settings, st = true, va = Validator, v;\r
128 \r
129 nl = this.tags(f, e);\r
130 for (i=0; i<nl.length; i++) {\r
131 n = nl[i];\r
132 \r
133 this.removeClass(n, s.invalid_cls);\r
134 \r
135 if (this.hasClass(n, s.required_cls) && va.isEmpty(n))\r
136 st = this.mark(f, n);\r
137 \r
138 if (this.hasClass(n, s.number_cls) && !va.isNumber(n))\r
139 st = this.mark(f, n);\r
140 \r
141 if (this.hasClass(n, s.int_cls) && !va.isNumber(n, true))\r
142 st = this.mark(f, n);\r
143 \r
144 if (this.hasClass(n, s.url_cls) && !va.isAbsUrl(n))\r
145 st = this.mark(f, n);\r
146 \r
147 if (this.hasClass(n, s.email_cls) && !va.isEmail(n))\r
148 st = this.mark(f, n);\r
149 \r
150 if (this.hasClass(n, s.size_cls) && !va.isSize(n))\r
151 st = this.mark(f, n);\r
152 \r
153 if (this.hasClass(n, s.id_cls) && !va.isId(n))\r
154 st = this.mark(f, n);\r
155 \r
156 if (this.hasClass(n, s.min_cls, true)) {\r
157 v = this.getNum(n, s.min_cls);\r
158 \r
159 if (isNaN(v) || parseInt(n.value) < parseInt(v))\r
160 st = this.mark(f, n);\r
161 }\r
162 \r
163 if (this.hasClass(n, s.max_cls, true)) {\r
164 v = this.getNum(n, s.max_cls);\r
165 \r
166 if (isNaN(v) || parseInt(n.value) > parseInt(v))\r
167 st = this.mark(f, n);\r
168 }\r
169 }\r
170 \r
171 return st;\r
172 },\r
173 \r
174 hasClass : function(n, c, d) {\r
175 return new RegExp('\\b' + c + (d ? '[0-9]+' : '') + '\\b', 'g').test(n.className);\r
176 },\r
177 \r
178 getNum : function(n, c) {\r
179 c = n.className.match(new RegExp('\\b' + c + '([0-9]+)\\b', 'g'))[0];\r
180 c = c.replace(/[^0-9]/g, '');\r
181 \r
182 return c;\r
183 },\r
184 \r
185 addClass : function(n, c, b) {\r
186 var o = this.removeClass(n, c);\r
187 n.className = b ? c + (o != '' ? (' ' + o) : '') : (o != '' ? (o + ' ') : '') + c;\r
188 },\r
189 \r
190 removeClass : function(n, c) {\r
191 c = n.className.replace(new RegExp("(^|\\s+)" + c + "(\\s+|$)"), ' ');\r
192 return n.className = c != ' ' ? c : '';\r
193 },\r
194 \r
195 tags : function(f, s) {\r
196 return f.getElementsByTagName(s);\r
197 },\r
198 \r
199 mark : function(f, n) {\r
200 var s = this.settings;\r
201 \r
202 this.addClass(n, s.invalid_cls);\r
203 this.markLabels(f, n, s.invalid_cls);\r
204 \r
205 return false;\r
206 },\r
207 \r
208 markLabels : function(f, n, ic) {\r
209 var nl, i;\r
210 \r
211 nl = this.tags(f, "label");\r
212 for (i=0; i<nl.length; i++) {\r
213 if (nl[i].getAttribute("for") == n.id || nl[i].htmlFor == n.id)\r
214 this.addClass(nl[i], ic);\r
215 }\r
216 \r
217 return null;\r
218 }\r
219 };\r