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18
19 package org.apache.roller.ui.rendering.velocity.deprecated;
20
21 import java.io.IOException  ;
22 import java.io.UnsupportedEncodingException ;
23 import java.net.URLEncoder ;
24 import java.util.HashMap ;
25 import java.util.Map ;
26 import javax.servlet.ServletException ;
27 import javax.servlet.http.HttpServlet ;
28 import javax.servlet.http.HttpServletRequest ;
29 import javax.servlet.http.HttpServletResponse ;
30 import org.apache.commons.logging.Log;
31 import org.apache.commons.logging.LogFactory;
32 import org.apache.roller.config.RollerRuntimeConfig;
33 import org.apache.roller.util.URLUtilities;
34
35
36
53 public class RedirectServlet extends HttpServlet {
54
55 private static Log log = LogFactory.getLog(RedirectServlet.class);
56
57 public static final String LanguageServlet = "language";
58 public static final String CommentsServlet = "comments";
59 public static final String ResourceServlet = "resources";
60 public static final String RsdServlet = "rsd";
61 public static final String FlavorServlet = "flavor";
62 public static final String RssServlet = "rss";
63 public static final String AtomServlet = "atom";
64 public static final String PageServlet = "page";
65 public static final String SearchServlet = "search";
66 public static final String XmlrpcServlet = "xmlrpc";
67 public static final String EditorUI = "editor";
68 public static final String AdminUI = "admin";
69
70
71
77 public void doGet(HttpServletRequest request, HttpServletResponse response)
78 throws ServletException , IOException {
79
80 String redirectUrl = null;
81
82 String servlet = request.getServletPath();
84 if(servlet != null && servlet.trim().length() > 1) {
85
86 servlet = servlet.substring(1);
88
89 if(servlet.endsWith("/")) {
91 servlet = servlet.substring(0, servlet.length() - 1);
92 }
93 } else {
94 }
96
97 log.debug("uri = "+request.getRequestURI());
98 log.debug("path info = "+request.getPathInfo());
99
100
101 if(LanguageServlet.equals(servlet)) {
103 redirectUrl = figureLanguageRedirect(request);
104
105 } else if(CommentsServlet.equals(servlet)) {
107 redirectUrl = figureCommentsRedirect(request);
108
109 } else if(ResourceServlet.equals(servlet)) {
111 redirectUrl = figureResourceRedirect(request);
112
113 } else if(RsdServlet.equals(servlet)) {
115 redirectUrl = figureRsdRedirect(request);
116
117 } else if(FlavorServlet.equals(servlet)) {
119 redirectUrl = figureFeedRedirect(request);
120
121 } else if(RssServlet.equals(servlet)) {
123 redirectUrl = figureFeedRedirect(request);
124
125 } else if(AtomServlet.equals(servlet)) {
127 redirectUrl = figureFeedRedirect(request);
128
129 } else if(PageServlet.equals(servlet)) {
131 redirectUrl = figurePageRedirect(request);
132
133 } else if(SearchServlet.equals(servlet)) {
135 redirectUrl = figureSearchRedirect(request);
136
137 } else if(XmlrpcServlet.equals(servlet)) {
139 redirectUrl = figureXmlrpcRedirect(request);
140
141 } else if(EditorUI.equals(servlet)) {
143 redirectUrl = figureEditorRedirect(request);
144
145 } else if(AdminUI.equals(servlet)) {
147 redirectUrl = figureAdminRedirect(request);
148 }
149
150 if(redirectUrl != null) {
151 log.debug("redirecting to "+redirectUrl);
152
153 response.setStatus(response.SC_MOVED_PERMANENTLY);
155 response.setHeader("Location", redirectUrl);
156 } else {
157 response.sendError(response.SC_NOT_FOUND);
159 }
160 }
161
162
163 private String figureLanguageRedirect(HttpServletRequest request) {
165
166 String newUrl = RollerRuntimeConfig.getRelativeContextURL();
167
168 String pathInfo = request.getPathInfo();
169 if(pathInfo == null) {
170 return null;
171 } else {
172 pathInfo = pathInfo.substring(1);
173 }
174
175 String [] pathElements = pathInfo.split("/", 2);
176 return newUrl+"/"+pathElements[0]+"/";
177 }
178
179
180 private String figureCommentsRedirect(HttpServletRequest request) {
182
183 OldCommentsRequest commentsRequest = null;
184 try {
185 commentsRequest = new OldCommentsRequest(request);
187 } catch (Exception ex) {
188 return null;
189 }
190
191 StringBuffer url = new StringBuffer ();
192
193 url.append(RollerRuntimeConfig.getRelativeContextURL());
194 url.append("/").append(commentsRequest.getWeblogHandle()).append("/");
195
196 if(commentsRequest.getWeblogAnchor() != null) {
197
198 url.append("entry/").append(URLUtilities.encode(commentsRequest.getWeblogAnchor()));
200
201 } else {
202 return null;
203 }
204
205 return url.toString();
206 }
207
208
209 private String figureResourceRedirect(HttpServletRequest request) {
211
212 String newUrl = RollerRuntimeConfig.getRelativeContextURL();
213
214 String pathInfo = request.getPathInfo();
215 if(pathInfo == null) {
216 return null;
217 } else {
218 pathInfo = pathInfo.substring(1);
219 }
220
221 String [] pathElements = pathInfo.split("/", 2);
222 if(pathElements.length != 2) {
223 return null;
224 }
225
226 return newUrl+"/"+pathElements[0]+"/resource/"+pathElements[1];
227 }
228
229
230 private String figureRsdRedirect(HttpServletRequest request) {
232
233 String newUrl = RollerRuntimeConfig.getRelativeContextURL();
234
235 String pathInfo = request.getPathInfo();
236 if(pathInfo == null) {
237 return null;
238 } else {
239 pathInfo = pathInfo.substring(1);
240 }
241
242 String [] pathElements = pathInfo.split("/", 2);
243 return newUrl+"/"+pathElements[0]+"/rsd";
244 }
245
246
247 private String figureFeedRedirect(HttpServletRequest request) {
249
250 OldFeedRequest feedRequest = null;
251 try {
252 feedRequest = new OldFeedRequest(request);
254 } catch (Exception ex) {
255 return null;
256 }
257
258 String weblog = feedRequest.getWeblogHandle();
259 if(weblog == null) {
260 weblog = RollerRuntimeConfig.getProperty("site.frontpage.weblog.handle");
262 }
263
264 String newUrl = RollerRuntimeConfig.getRelativeContextURL();
265 newUrl += "/"+weblog+"/feed/entries/"+feedRequest.getFlavor();
266
267 Map params = new HashMap ();
268 if(feedRequest.getWeblogCategory() != null) {
269 params.put("cat", URLUtilities.encode(feedRequest.getWeblogCategory()));
270 }
271 if(feedRequest.isExcerpts()) {
272 params.put("excerpts", "true");
273 }
274
275 return newUrl + URLUtilities.getQueryString(params);
276 }
277
278
279 private String figurePageRedirect(HttpServletRequest request) {
281
282 OldPageRequest pageRequest = null;
283 try {
284 pageRequest = new OldPageRequest(request);
286 } catch (Exception ex) {
287 return null;
288 }
289
290 StringBuffer url = new StringBuffer ();
291 Map params = new HashMap ();
292
293 url.append(RollerRuntimeConfig.getRelativeContextURL());
294 url.append("/").append(pageRequest.getWeblogHandle()).append("/");
295
296 if(pageRequest.getWeblogPage() != null &&
297 !"Weblog".equals(pageRequest.getWeblogPage())) {
298
299 url.append("page/").append(pageRequest.getWeblogPage());
301
302 if(pageRequest.getWeblogDate() != null) {
304 params.put("date", pageRequest.getWeblogDate());
305 }
306 if(pageRequest.getWeblogCategory() != null) {
307 params.put("cat", URLUtilities.encode(pageRequest.getWeblogCategory()));
308 }
309 if(pageRequest.getWeblogAnchor() != null) {
310 params.put("entry", URLUtilities.encode(pageRequest.getWeblogAnchor()));
311 }
312
313 } else if(pageRequest.getWeblogAnchor() != null) {
314
315 url.append("entry/").append(URLUtilities.encode(pageRequest.getWeblogAnchor()));
317
318 } else if(pageRequest.getWeblogCategory() != null && pageRequest.getWeblogDate() == null) {
319 String cat = pageRequest.getWeblogCategory();
320 if(pageRequest.getWeblogCategory().startsWith("/")) {
321 cat = pageRequest.getWeblogCategory().substring(1);
322 }
323
324 url.append("category/").append(URLUtilities.encode(cat));
325
326 } else if(pageRequest.getWeblogDate() != null && pageRequest.getWeblogCategory() == null) {
327 url.append("date/").append(pageRequest.getWeblogDate());
328
329 } else {
330 if(pageRequest.getWeblogDate() != null) {
331 params.put("date", pageRequest.getWeblogDate());
332 }
333 if(pageRequest.getWeblogCategory() != null) {
334 params.put("cat", URLUtilities.encode(pageRequest.getWeblogCategory()));
335 }
336 }
337
338 return url.toString() + URLUtilities.getQueryString(params);
339 }
340
341
342 private String figureSearchRedirect(HttpServletRequest request) {
344
345 String newUrl = RollerRuntimeConfig.getRelativeContextURL();
346
347 String pathInfo = request.getPathInfo();
348 if(pathInfo == null) {
349 return null;
350 } else {
351 pathInfo = pathInfo.substring(1);
352 }
353
354 String [] pathElements = pathInfo.split("/", 2);
355 newUrl += "/"+pathElements[0]+"/search";
356
357 Map params = new HashMap ();
359 if(request.getParameter("q") != null &&
360 request.getParameter("q").trim().length() > 0) {
361
362 params.put("q", request.getParameter("q"));
363
364 if(request.getParameter("c") != null &&
365 request.getParameter("c").trim().length() > 0) {
366 params.put("cat", request.getParameter("c"));
367 }
368 }
369
370 return newUrl + URLUtilities.getQueryString(params);
371 }
372
373
374 private String figureXmlrpcRedirect(HttpServletRequest request) {
376
377 return URLUtilities.getXmlrpcURL(true);
378 }
379
380
381 private String figureEditorRedirect(HttpServletRequest request) {
383
384 return RollerRuntimeConfig.getRelativeContextURL()+"/roller-ui/";
385 }
386
387
388 private String figureAdminRedirect(HttpServletRequest request) {
390
391 return RollerRuntimeConfig.getRelativeContextURL()+"/roller-ui/";
392 }
393
394 }
395 |
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