1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
|
//
// System.Web.UI.WebControls.BaseCompareValidator
//
// Authors:
// Chris Toshok (toshok@novell.com)
//
// (C) 2005 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.Text;
using System.Threading;
using System.Globalization;
using System.ComponentModel;
using System.Security.Permissions;
namespace System.Web.UI.WebControls {
// CAS
[AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
[AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
public abstract class BaseCompareValidator : BaseValidator {
#if NET_2_0
protected
#else
public
#endif
BaseCompareValidator ()
{
}
protected override void AddAttributesToRender (HtmlTextWriter w)
{
if (RenderUplevel) {
#if NET_2_0
if (Page!=null){
RegisterExpandoAttribute (ClientID, "type", Type.ToString ());
switch (Type) {
case ValidationDataType.Date:
DateTimeFormatInfo dateTimeFormat = CultureInfo.CurrentCulture.DateTimeFormat;
string pattern = dateTimeFormat.ShortDatePattern;
string dateorder = (pattern.StartsWith ("y", true, CultureInfo.InvariantCulture) ? "ymd" : (pattern.StartsWith ("m", true, CultureInfo.InvariantCulture) ? "mdy" : "dmy"));
RegisterExpandoAttribute (ClientID, "dateorder", dateorder);
RegisterExpandoAttribute (ClientID, "cutoffyear", dateTimeFormat.Calendar.TwoDigitYearMax.ToString ());
break;
case ValidationDataType.Currency:
NumberFormatInfo numberFormat = CultureInfo.CurrentCulture.NumberFormat;
RegisterExpandoAttribute (ClientID, "decimalchar", numberFormat.CurrencyDecimalSeparator, true);
RegisterExpandoAttribute (ClientID, "groupchar", numberFormat.CurrencyGroupSeparator, true);
RegisterExpandoAttribute (ClientID, "digits", numberFormat.CurrencyDecimalDigits.ToString());
RegisterExpandoAttribute (ClientID, "groupsize", numberFormat.CurrencyGroupSizes [0].ToString ());
break;
}
}
#else
w.AddAttribute ("datatype", Type.ToString());
#endif
}
base.AddAttributesToRender (w);
}
public static bool CanConvert (string text,
ValidationDataType type)
{
object value;
return Convert (text, type, out value);
}
protected static bool Convert (string text,
ValidationDataType type,
out object value)
{
return BaseCompareValidator.Convert(text, type, false, out value);
}
protected static bool Compare (string left,
string right,
ValidationCompareOperator op,
ValidationDataType type)
{
return BaseCompareValidator.Compare(left, false, right, false, op, type);
}
protected override bool DetermineRenderUplevel ()
{
/* presumably the CompareValidator client side
* code makes use of newer dom/js stuff than
* the rest of the validators. but ours
* doesn't for the moment, so let's just use
* our present implementation
*/
return base.DetermineRenderUplevel();
}
protected static string GetDateElementOrder ()
{
// I hope there's a better way to implement this...
string pattern = Thread.CurrentThread.CurrentCulture.DateTimeFormat.ShortDatePattern;
StringBuilder order = new StringBuilder();
bool seen_date = false;
bool seen_year = false;
bool seen_month = false;
pattern = pattern.ToLower (CultureInfo.InvariantCulture);
for (int i = 0; i < pattern.Length; i ++) {
char c = pattern[ i ];
if (c != 'm' && c != 'd' && c != 'y')
continue;
if (c == 'm') {
if (!seen_month) order.Append ("m");
seen_month = true;
}
else if (c == 'y') {
if (!seen_year) order.Append ("y");
seen_year = true;
}
else /* (c == 'd') */ {
if (!seen_date) order.Append ("d");
seen_date = true;
}
}
return order.ToString ();
}
protected static int GetFullYear (int two_digit_year)
{
#if NET_2_0
/* This is an implementation that matches the
* docs on msdn, but MS doesn't seem to go by
* their docs (at least in 1.0). */
int cutoff = CutoffYear;
int twodigitcutoff = cutoff % 100;
if (two_digit_year <= twodigitcutoff) {
return cutoff - twodigitcutoff + two_digit_year;
}
else {
return cutoff - twodigitcutoff - 100 + two_digit_year;
}
#else
/* This is the broken implementation in 1.0 */
int cutoff = CutoffYear;
int twodigitcutoff = cutoff % 100;
return cutoff - twodigitcutoff + two_digit_year;
#endif
}
#if NET_2_0
[DefaultValue (false)]
[Themeable (false)]
public
#else
internal
#endif
bool CultureInvariantValues {
get { return ViewState.GetBool ("CultureInvariantValues", false); }
set { ViewState ["CultureInvariantValues"] = value; }
}
protected static int CutoffYear {
get {
return CultureInfo.CurrentCulture.Calendar.TwoDigitYearMax;
}
}
[DefaultValue(ValidationDataType.String)]
#if NET_2_0
[Themeable (false)]
#endif
[WebSysDescription("")]
[WebCategory("Behavior")]
public ValidationDataType Type {
get { return ViewState ["Type"] == null ? ValidationDataType.String : (ValidationDataType) ViewState ["Type"]; }
set { ViewState ["Type"] = value; }
}
#if NET_2_0
public
#else
internal
#endif
static bool CanConvert (string text,
ValidationDataType type,
bool cultureInvariant)
{
object value;
return Convert(text, type, cultureInvariant, out value);
}
#if NET_2_0
protected
#else
internal
#endif
static bool Compare (string left,
bool cultureInvariantLeftText,
string right,
bool cultureInvariantRightText,
ValidationCompareOperator op,
ValidationDataType type)
{
object lo, ro;
if (!Convert(left, type, cultureInvariantLeftText, out lo))
return false;
/* DataTypeCheck is a unary operator that only
* depends on the lhs */
if (op == ValidationCompareOperator.DataTypeCheck)
return true;
/* pretty crackladen, but if we're unable to
* convert the rhs to @type, the comparison
* succeeds */
if (!Convert(right, type, cultureInvariantRightText, out ro))
return true;
int comp = ((IComparable)lo).CompareTo((IComparable)ro);
switch (op)
{
case ValidationCompareOperator.Equal:
return comp == 0;
case ValidationCompareOperator.NotEqual:
return comp != 0;
case ValidationCompareOperator.LessThan:
return comp < 0;
case ValidationCompareOperator.LessThanEqual:
return comp <= 0;
case ValidationCompareOperator.GreaterThan:
return comp > 0;
case ValidationCompareOperator.GreaterThanEqual:
return comp >= 0;
default:
return false;
}
}
#if NET_2_0
protected
#else
internal
#endif
static bool Convert (string text,
ValidationDataType type,
bool cultureInvariant,
out object value)
{
try
{
switch (type)
{
case ValidationDataType.String:
value = text;
return value != null;
case ValidationDataType.Integer:
IFormatProvider intFormatProvider = (cultureInvariant) ?
NumberFormatInfo.InvariantInfo :
NumberFormatInfo.CurrentInfo;
value = Int32.Parse(text, intFormatProvider);
return true;
case ValidationDataType.Double:
IFormatProvider doubleFormatProvider = (cultureInvariant) ?
NumberFormatInfo.InvariantInfo :
NumberFormatInfo.CurrentInfo;
value = Double.Parse(text, doubleFormatProvider);
return true;
case ValidationDataType.Date:
IFormatProvider dateFormatProvider = (cultureInvariant) ?
DateTimeFormatInfo.InvariantInfo :
DateTimeFormatInfo.CurrentInfo;
value = DateTime.Parse(text, dateFormatProvider);
return true;
case ValidationDataType.Currency:
IFormatProvider currencyFormatProvider = (cultureInvariant) ?
NumberFormatInfo.InvariantInfo :
NumberFormatInfo.CurrentInfo;
value = Decimal.Parse(text, NumberStyles.Currency, currencyFormatProvider);
return true;
default:
value = null;
return false;
}
}
catch
{
value = null;
return false;
}
}
}
}
|