1 | <%@ page import="java.util.*" %>
|
---|
2 | <%
|
---|
3 | /*
|
---|
4 | * Copyright 2005 The Apache Software Foundation.
|
---|
5 | *
|
---|
6 | * Licensed under the Apache License, Version 2.0 (the "License");
|
---|
7 | * you may not use this file except in compliance with the License.
|
---|
8 | * You may obtain a copy of the License at
|
---|
9 | *
|
---|
10 | * http://www.apache.org/licenses/LICENSE-2.0
|
---|
11 | *
|
---|
12 | * Unless required by applicable law or agreed to in writing, software
|
---|
13 | * distributed under the License is distributed on an "AS IS" BASIS,
|
---|
14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
---|
15 | * See the License for the specific language governing permissions and
|
---|
16 | * limitations under the License.
|
---|
17 | */
|
---|
18 | %>
|
---|
19 |
|
---|
20 | <%!
|
---|
21 | /*
|
---|
22 | * A library file to produce i18n web applications. This can be easily
|
---|
23 | * reused from your jsp(s) - just include and call any methods.
|
---|
24 | * @author toshi
|
---|
25 | */
|
---|
26 |
|
---|
27 | // private variable
|
---|
28 | HttpServletRequest _req = null;
|
---|
29 |
|
---|
30 | // private variable
|
---|
31 | String _strResourceName = null;
|
---|
32 |
|
---|
33 | /**
|
---|
34 | * Set a HttpServletRequest to a private variable.
|
---|
35 | * @param request HttpServletRequest
|
---|
36 | */
|
---|
37 | void setRequest(HttpServletRequest request) {
|
---|
38 | _req = request;
|
---|
39 | }
|
---|
40 |
|
---|
41 | /**
|
---|
42 | * Get the private variable of the HttpServletRequest.
|
---|
43 | * @return HttpServletRequest
|
---|
44 | */
|
---|
45 | HttpServletRequest getRequest() {
|
---|
46 | return _req;
|
---|
47 | }
|
---|
48 |
|
---|
49 | /**
|
---|
50 | * Set a resouce base name to a private variable.
|
---|
51 | * @param resouce The resouce base name
|
---|
52 | */
|
---|
53 | void setResouceBase(String resource) {
|
---|
54 | _strResourceName = resource;
|
---|
55 | }
|
---|
56 |
|
---|
57 | /**
|
---|
58 | * Get the private variable of the resouce base name.
|
---|
59 | * @return resouce The resouce base name
|
---|
60 | */
|
---|
61 | String getResouceBase() {
|
---|
62 | return _strResourceName;
|
---|
63 | }
|
---|
64 |
|
---|
65 | /**
|
---|
66 | * Get a ResourceBundle object.
|
---|
67 | * @return a ResourceBundle object
|
---|
68 | */
|
---|
69 | ResourceBundle getRB() {
|
---|
70 | String strLocale = getRequest().getParameter("locale");
|
---|
71 | ResourceBundle objRb = null;
|
---|
72 | Locale objLcl = null;
|
---|
73 |
|
---|
74 | if (strLocale!=null) {
|
---|
75 | objLcl=new Locale(strLocale,"");
|
---|
76 | } else {
|
---|
77 | objLcl=getRequest().getLocale();
|
---|
78 | }
|
---|
79 |
|
---|
80 | Locale.setDefault(objLcl);
|
---|
81 | objRb = ResourceBundle.getBundle(getResouceBase(),objLcl);
|
---|
82 |
|
---|
83 | return objRb;
|
---|
84 | }
|
---|
85 |
|
---|
86 | /**
|
---|
87 | * Get a list of locale choice
|
---|
88 | * @return a list of supported locales
|
---|
89 | */
|
---|
90 | String getLocaleChoice() {
|
---|
91 | String choice = getMessage("locales");
|
---|
92 | StringBuffer buf = new StringBuffer();
|
---|
93 |
|
---|
94 | buf.append("<div align=\"right\">\n");
|
---|
95 | buf.append(getMessage("language"));
|
---|
96 | buf.append(": ");
|
---|
97 |
|
---|
98 | StringTokenizer st = new StringTokenizer(choice);
|
---|
99 | String locale = null;
|
---|
100 | while (st.hasMoreTokens()) {
|
---|
101 | locale = st.nextToken();
|
---|
102 | buf.append("[<a href=\"?locale="+ locale +"\">"+ locale +"</a>] ");
|
---|
103 | }
|
---|
104 | buf.append("\n</div>\n");
|
---|
105 |
|
---|
106 | return buf.toString();
|
---|
107 | }
|
---|
108 |
|
---|
109 | /**
|
---|
110 | * Get a message from i18n.properties with several arguments.
|
---|
111 | * @param key The resource key
|
---|
112 | * @return The formatted message
|
---|
113 | */
|
---|
114 | String getMessage(String key) {
|
---|
115 | return getMessage(key, null, null, null, null, null);
|
---|
116 | }
|
---|
117 |
|
---|
118 | /**
|
---|
119 | * Get a message from i18n.properties with several arguments.
|
---|
120 | * @param key The resource key
|
---|
121 | * @param arg0 The argument to place in variable {0}
|
---|
122 | * @return The formatted message
|
---|
123 | */
|
---|
124 | String getMessage(String key, String arg0) {
|
---|
125 | return getMessage(key, arg0, null, null, null, null);
|
---|
126 | }
|
---|
127 |
|
---|
128 | /**
|
---|
129 | * Get a message from i18n.properties with several arguments.
|
---|
130 | * @param key The resource key
|
---|
131 | * @param arg0 The argument to place in variable {0}
|
---|
132 | * @param arg1 The argument to place in variable {1}
|
---|
133 | * @return The formatted message
|
---|
134 | */
|
---|
135 | String getMessage(String key, String arg0, String arg1) {
|
---|
136 | return getMessage(key, arg0, arg1, null, null, null);
|
---|
137 | }
|
---|
138 |
|
---|
139 | /**
|
---|
140 | * Get a message from i18n.properties with several arguments.
|
---|
141 | * @param key The resource key
|
---|
142 | * @param arg0 The argument to place in variable {0}
|
---|
143 | * @param arg1 The argument to place in variable {1}
|
---|
144 | * @param arg2 The argument to place in variable {2}
|
---|
145 | * @return The formatted message
|
---|
146 | */
|
---|
147 | String getMessage(String key, String arg0, String arg1, String arg2) {
|
---|
148 | return getMessage(key, arg0, arg1, arg2, null, null);
|
---|
149 | }
|
---|
150 |
|
---|
151 | /**
|
---|
152 | * Get a message from i18n.properties with several arguments.
|
---|
153 | * @param key The resource key
|
---|
154 | * @param arg0 The argument to place in variable {0}
|
---|
155 | * @param arg1 The argument to place in variable {1}
|
---|
156 | * @param arg2 The argument to place in variable {2}
|
---|
157 | * @param arg3 The argument to place in variable {3}
|
---|
158 | * @return The formatted message
|
---|
159 | */
|
---|
160 | String getMessage(String key, String arg0, String arg1,
|
---|
161 | String arg2, String arg3) {
|
---|
162 | return getMessage(key, arg0, arg1, arg2, arg3, null);
|
---|
163 | }
|
---|
164 |
|
---|
165 | /**
|
---|
166 | * Get a message from i18n.properties with several arguments.
|
---|
167 | * @param key The resource key
|
---|
168 | * @param arg0 The argument to place in variable {0}
|
---|
169 | * @param arg1 The argument to place in variable {1}
|
---|
170 | * @param arg2 The argument to place in variable {2}
|
---|
171 | * @param arg3 The argument to place in variable {3}
|
---|
172 | * @param arg4 The argument to place in variable {4}
|
---|
173 | * @return The formatted message
|
---|
174 | */
|
---|
175 | String getMessage(String key, String arg0, String arg1,
|
---|
176 | String arg2, String arg3, String arg4) {
|
---|
177 | String strPattern = getRB().getString(key);
|
---|
178 |
|
---|
179 | String [] params = { arg0, arg1, arg2, arg3, arg4 };
|
---|
180 | for (int i=0; i<5; i++) {
|
---|
181 | if (params[i]!=null) params[i]=replaceAll(params[i],"%20"," ");
|
---|
182 | }
|
---|
183 |
|
---|
184 | if (arg0!=null) strPattern = replaceAll(strPattern,"{0}",params[0]);
|
---|
185 | if (arg1!=null) strPattern = replaceAll(strPattern,"{1}",params[1]);
|
---|
186 | if (arg2!=null) strPattern = replaceAll(strPattern,"{2}",params[2]);
|
---|
187 | if (arg3!=null) strPattern = replaceAll(strPattern,"{3}",params[3]);
|
---|
188 | if (arg4!=null) strPattern = replaceAll(strPattern,"{4}",params[4]);
|
---|
189 |
|
---|
190 | return strPattern;
|
---|
191 | }
|
---|
192 |
|
---|
193 | /**
|
---|
194 | * Get a replaced string by the specified message.
|
---|
195 | * @param source The original message
|
---|
196 | * @param pattern The key message for replacing
|
---|
197 | * @param replace The message to place in the key variable - 'pattern'
|
---|
198 | * @return The replaced message
|
---|
199 | */
|
---|
200 | String replaceAll(String source, String pattern, String replace)
|
---|
201 | {
|
---|
202 | int i=0;
|
---|
203 | boolean ret = false;
|
---|
204 | StringBuffer buf = new StringBuffer();
|
---|
205 |
|
---|
206 | int lenSource = source.length();
|
---|
207 | int lenPattern = pattern.length();
|
---|
208 |
|
---|
209 | for (i=0; i<lenSource; i++) {
|
---|
210 | ret = source.regionMatches(i, pattern, 0, lenPattern);
|
---|
211 | if (ret) {
|
---|
212 | buf.append(source.substring(0,i));
|
---|
213 | buf.append(replace);
|
---|
214 | buf.append(source.substring(i+lenPattern));
|
---|
215 | source = replaceAll(buf.toString(), pattern, replace);
|
---|
216 | break;
|
---|
217 | }
|
---|
218 | }
|
---|
219 | return source;
|
---|
220 | }
|
---|
221 | %> |
---|