1
|
|
|
2
|
|
|
3
|
|
|
4
|
|
|
5
|
|
|
6
|
|
|
7
|
|
|
8
|
|
|
9
|
|
|
10
|
|
|
11
|
|
|
12
|
|
|
13
|
|
|
14
|
|
|
15
|
|
package org.apache.tapestry.valid;
|
16
|
|
|
17
|
|
import java.net.MalformedURLException;
|
18
|
|
import java.net.URL;
|
19
|
|
import java.util.Collection;
|
20
|
|
import java.util.HashMap;
|
21
|
|
import java.util.Iterator;
|
22
|
|
import java.util.Locale;
|
23
|
|
import java.util.Map;
|
24
|
|
import java.util.ResourceBundle;
|
25
|
|
import java.util.Vector;
|
26
|
|
|
27
|
|
import org.apache.tapestry.IMarkupWriter;
|
28
|
|
import org.apache.tapestry.IRequestCycle;
|
29
|
|
import org.apache.tapestry.form.IFormComponent;
|
30
|
|
import org.apache.tapestry.util.StringSplitter;
|
31
|
|
|
32
|
|
|
33
|
|
|
34
|
|
|
35
|
|
public class UrlValidator extends BaseValidator
|
36
|
|
{
|
37
|
|
private int _minimumLength;
|
38
|
|
|
39
|
|
private String _minimumLengthMessage;
|
40
|
|
|
41
|
|
private String _invalidUrlFormatMessage;
|
42
|
|
|
43
|
|
private String _disallowedProtocolMessage;
|
44
|
|
|
45
|
|
private Collection _allowedProtocols;
|
46
|
|
|
47
|
|
private String _scriptPath = "/org/apache/tapestry/valid/UrlValidator.script";
|
48
|
|
|
49
|
6
|
public UrlValidator()
|
50
|
|
{
|
51
|
|
}
|
52
|
|
|
53
|
0
|
public String toString(IFormComponent field, Object value)
|
54
|
|
{
|
55
|
0
|
if (value == null)
|
56
|
0
|
return null;
|
57
|
|
|
58
|
0
|
return value.toString();
|
59
|
|
}
|
60
|
|
|
61
|
6
|
public Object toObject(IFormComponent field, String input) throws ValidatorException
|
62
|
|
{
|
63
|
6
|
if (checkRequired(field, input))
|
64
|
0
|
return null;
|
65
|
|
|
66
|
6
|
if (_minimumLength > 0 && input.length() < _minimumLength)
|
67
|
2
|
throw new ValidatorException(buildMinimumLengthMessage(field),
|
68
|
|
ValidationConstraint.MINIMUM_WIDTH);
|
69
|
|
|
70
|
4
|
if (!isValidUrl(input))
|
71
|
2
|
throw new ValidatorException(buildInvalidUrlFormatMessage(field),
|
72
|
|
ValidationConstraint.URL_FORMAT);
|
73
|
|
|
74
|
2
|
if (!isAllowedProtocol(input))
|
75
|
|
{
|
76
|
1
|
throw new ValidatorException(buildDisallowedProtocolMessage(field),
|
77
|
|
ValidationConstraint.DISALLOWED_PROTOCOL);
|
78
|
|
}
|
79
|
|
|
80
|
1
|
return input;
|
81
|
|
}
|
82
|
|
|
83
|
0
|
public int getMinimumLength()
|
84
|
|
{
|
85
|
0
|
return _minimumLength;
|
86
|
|
}
|
87
|
|
|
88
|
2
|
public void setMinimumLength(int minimumLength)
|
89
|
|
{
|
90
|
2
|
_minimumLength = minimumLength;
|
91
|
|
}
|
92
|
|
|
93
|
0
|
public void renderValidatorContribution(IFormComponent field, IMarkupWriter writer,
|
94
|
|
IRequestCycle cycle)
|
95
|
|
{
|
96
|
0
|
if (!isClientScriptingEnabled())
|
97
|
0
|
return;
|
98
|
|
|
99
|
0
|
Map symbols = new HashMap();
|
100
|
|
|
101
|
0
|
if (isRequired())
|
102
|
0
|
symbols.put("requiredMessage", buildRequiredMessage(field));
|
103
|
|
|
104
|
0
|
if (_minimumLength > 0)
|
105
|
0
|
symbols.put("minimumLengthMessage",
|
106
|
|
buildMinimumLengthMessage(field));
|
107
|
|
|
108
|
0
|
symbols.put("urlFormatMessage", buildInvalidUrlFormatMessage(field));
|
109
|
|
|
110
|
0
|
symbols.put("urlDisallowedProtocolMessage",
|
111
|
|
buildDisallowedProtocolMessage(field));
|
112
|
|
|
113
|
0
|
symbols.put("urlRegexpProtocols", buildUrlRegexpProtocols());
|
114
|
|
|
115
|
0
|
processValidatorScript(_scriptPath, cycle, field, symbols);
|
116
|
|
}
|
117
|
|
|
118
|
0
|
private String buildUrlRegexpProtocols()
|
119
|
|
{
|
120
|
0
|
if (_allowedProtocols == null)
|
121
|
|
{
|
122
|
0
|
return null;
|
123
|
|
}
|
124
|
0
|
String regexp = "/(";
|
125
|
0
|
Iterator iter = _allowedProtocols.iterator();
|
126
|
0
|
while (iter.hasNext())
|
127
|
|
{
|
128
|
0
|
String protocol = (String) iter.next();
|
129
|
0
|
regexp += protocol;
|
130
|
0
|
if (iter.hasNext())
|
131
|
|
{
|
132
|
0
|
regexp += "|";
|
133
|
|
}
|
134
|
|
}
|
135
|
0
|
regexp += "):///";
|
136
|
0
|
return regexp;
|
137
|
|
}
|
138
|
|
|
139
|
0
|
public String getScriptPath()
|
140
|
|
{
|
141
|
0
|
return _scriptPath;
|
142
|
|
}
|
143
|
|
|
144
|
0
|
public void setScriptPath(String scriptPath)
|
145
|
|
{
|
146
|
0
|
_scriptPath = scriptPath;
|
147
|
|
}
|
148
|
|
|
149
|
4
|
protected boolean isValidUrl(String url)
|
150
|
|
{
|
151
|
4
|
boolean bIsValid;
|
152
|
4
|
try
|
153
|
|
{
|
154
|
4
|
new URL(url);
|
155
|
2
|
bIsValid = true;
|
156
|
|
}
|
157
|
|
catch (MalformedURLException mue)
|
158
|
|
{
|
159
|
2
|
bIsValid = false;
|
160
|
|
}
|
161
|
4
|
return bIsValid;
|
162
|
|
}
|
163
|
|
|
164
|
2
|
protected boolean isAllowedProtocol(String url)
|
165
|
|
{
|
166
|
2
|
boolean bIsAllowed = false;
|
167
|
2
|
if (_allowedProtocols != null)
|
168
|
|
{
|
169
|
1
|
URL oUrl;
|
170
|
1
|
try
|
171
|
|
{
|
172
|
1
|
oUrl = new URL(url);
|
173
|
|
}
|
174
|
|
catch (MalformedURLException e)
|
175
|
|
{
|
176
|
0
|
return false;
|
177
|
|
}
|
178
|
1
|
String actualProtocol = oUrl.getProtocol();
|
179
|
1
|
Iterator iter = _allowedProtocols.iterator();
|
180
|
1
|
while (iter.hasNext())
|
181
|
|
{
|
182
|
2
|
String protocol = (String) iter.next();
|
183
|
2
|
if (protocol.equals(actualProtocol))
|
184
|
|
{
|
185
|
0
|
bIsAllowed = true;
|
186
|
0
|
break;
|
187
|
|
}
|
188
|
|
}
|
189
|
|
}
|
190
|
|
else
|
191
|
|
{
|
192
|
1
|
bIsAllowed = true;
|
193
|
|
}
|
194
|
2
|
return bIsAllowed;
|
195
|
|
}
|
196
|
|
|
197
|
0
|
public String getInvalidUrlFormatMessage()
|
198
|
|
{
|
199
|
0
|
return _invalidUrlFormatMessage;
|
200
|
|
}
|
201
|
|
|
202
|
0
|
public String getMinimumLengthMessage()
|
203
|
|
{
|
204
|
0
|
return _minimumLengthMessage;
|
205
|
|
}
|
206
|
|
|
207
|
1
|
public void setInvalidUrlFormatMessage(String string)
|
208
|
|
{
|
209
|
1
|
_invalidUrlFormatMessage = string;
|
210
|
|
}
|
211
|
|
|
212
|
0
|
public String getDisallowedProtocolMessage()
|
213
|
|
{
|
214
|
0
|
return _disallowedProtocolMessage;
|
215
|
|
}
|
216
|
|
|
217
|
0
|
public void setDisallowedProtocolMessage(String string)
|
218
|
|
{
|
219
|
0
|
_disallowedProtocolMessage = string;
|
220
|
|
}
|
221
|
|
|
222
|
1
|
public void setMinimumLengthMessage(String string)
|
223
|
|
{
|
224
|
1
|
_minimumLengthMessage = string;
|
225
|
|
}
|
226
|
|
|
227
|
2
|
protected String buildMinimumLengthMessage(IFormComponent field)
|
228
|
|
{
|
229
|
2
|
String pattern = getPattern(_minimumLengthMessage, "field-too-short",
|
230
|
|
field.getPage().getLocale());
|
231
|
|
|
232
|
2
|
return formatString(pattern, Integer.toString(_minimumLength), field.getDisplayName());
|
233
|
|
}
|
234
|
|
|
235
|
2
|
protected String buildInvalidUrlFormatMessage(IFormComponent field)
|
236
|
|
{
|
237
|
2
|
String pattern = getPattern(_invalidUrlFormatMessage, "invalid-url-format",
|
238
|
|
field.getPage().getLocale());
|
239
|
|
|
240
|
2
|
return formatString(pattern, field.getDisplayName());
|
241
|
|
}
|
242
|
|
|
243
|
1
|
protected String buildDisallowedProtocolMessage(IFormComponent field)
|
244
|
|
{
|
245
|
1
|
if (_allowedProtocols == null)
|
246
|
|
{
|
247
|
0
|
return null;
|
248
|
|
}
|
249
|
1
|
String pattern = getPattern(_disallowedProtocolMessage, "disallowed-protocol",
|
250
|
|
field.getPage().getLocale());
|
251
|
|
|
252
|
1
|
String allowedProtocols = "";
|
253
|
1
|
Iterator iter = _allowedProtocols.iterator();
|
254
|
1
|
while (iter.hasNext())
|
255
|
|
{
|
256
|
2
|
String protocol = (String) iter.next();
|
257
|
2
|
if (!allowedProtocols.equals("")) {
|
258
|
1
|
if (iter.hasNext())
|
259
|
|
{
|
260
|
0
|
allowedProtocols += ", ";
|
261
|
|
}
|
262
|
|
else
|
263
|
|
{
|
264
|
1
|
allowedProtocols += " or ";
|
265
|
|
}
|
266
|
|
}
|
267
|
2
|
allowedProtocols += protocol;
|
268
|
|
}
|
269
|
|
|
270
|
1
|
return formatString(pattern, allowedProtocols);
|
271
|
|
}
|
272
|
|
|
273
|
5
|
protected String getPattern(String override, String key, Locale locale)
|
274
|
|
{
|
275
|
5
|
if (override != null)
|
276
|
2
|
return override;
|
277
|
|
|
278
|
3
|
ResourceBundle strings;
|
279
|
3
|
String string;
|
280
|
3
|
try
|
281
|
|
{
|
282
|
3
|
strings = ResourceBundle.getBundle("net.sf.cendil.tapestry.valid.ValidationStrings",
|
283
|
|
locale);
|
284
|
0
|
string = strings.getString(key);
|
285
|
|
}
|
286
|
|
catch (Exception exc)
|
287
|
|
{
|
288
|
3
|
strings = ResourceBundle.getBundle("org.apache.tapestry.valid.ValidationStrings",
|
289
|
|
locale);
|
290
|
3
|
string = strings.getString(key);
|
291
|
|
}
|
292
|
|
|
293
|
3
|
return string;
|
294
|
|
}
|
295
|
|
|
296
|
|
|
297
|
|
|
298
|
|
|
299
|
|
|
300
|
1
|
public void setAllowedProtocols(String protocols)
|
301
|
|
{
|
302
|
1
|
StringSplitter spliter = new StringSplitter(',');
|
303
|
|
|
304
|
1
|
String[] aProtocols = spliter.splitToArray(protocols);
|
305
|
1
|
_allowedProtocols = new Vector();
|
306
|
1
|
for (int i = 0; i < aProtocols.length; i++)
|
307
|
|
{
|
308
|
2
|
_allowedProtocols.add(aProtocols[i]);
|
309
|
|
}
|
310
|
|
}
|
311
|
|
|
312
|
|
}
|