001
014
015 package com.liferay.portal.servlet.filters.virtualhost;
016
017 import com.liferay.portal.LayoutFriendlyURLException;
018 import com.liferay.portal.kernel.log.Log;
019 import com.liferay.portal.kernel.log.LogFactoryUtil;
020 import com.liferay.portal.kernel.struts.LastPath;
021 import com.liferay.portal.kernel.util.StringBundler;
022 import com.liferay.portal.kernel.util.StringPool;
023 import com.liferay.portal.kernel.util.StringUtil;
024 import com.liferay.portal.kernel.util.Validator;
025 import com.liferay.portal.model.Group;
026 import com.liferay.portal.model.LayoutSet;
027 import com.liferay.portal.model.impl.LayoutImpl;
028 import com.liferay.portal.service.GroupLocalServiceUtil;
029 import com.liferay.portal.servlet.AbsoluteRedirectsResponse;
030 import com.liferay.portal.servlet.I18nServlet;
031 import com.liferay.portal.servlet.filters.BasePortalFilter;
032 import com.liferay.portal.util.PortalInstances;
033 import com.liferay.portal.util.PortalUtil;
034 import com.liferay.portal.util.PropsValues;
035 import com.liferay.portal.util.WebKeys;
036
037 import java.util.Set;
038
039 import javax.servlet.FilterChain;
040 import javax.servlet.FilterConfig;
041 import javax.servlet.RequestDispatcher;
042 import javax.servlet.ServletContext;
043 import javax.servlet.http.HttpServletRequest;
044 import javax.servlet.http.HttpServletResponse;
045 import javax.servlet.http.HttpSession;
046
047
061 public class VirtualHostFilter extends BasePortalFilter {
062
063 public void init(FilterConfig filterConfig) {
064 super.init(filterConfig);
065
066 _servletContext = filterConfig.getServletContext();
067 }
068
069 protected boolean isValidFriendlyURL(String friendlyURL) {
070 friendlyURL = friendlyURL.toLowerCase();
071
072 if (PortalInstances.isVirtualHostsIgnorePath(friendlyURL) ||
073 friendlyURL.startsWith(
074 PortalUtil.getPathFriendlyURLPrivateGroup() +
075 StringPool.SLASH) ||
076 friendlyURL.startsWith(
077 PortalUtil.getPathFriendlyURLPublic() + StringPool.SLASH) ||
078 friendlyURL.startsWith(
079 PortalUtil.getPathFriendlyURLPrivateUser() +
080 StringPool.SLASH) ||
081 friendlyURL.startsWith(_PATH_C) ||
082 friendlyURL.startsWith(_PATH_COMBO) ||
083 friendlyURL.startsWith(_PATH_DELEGATE) ||
084 friendlyURL.startsWith(_PATH_DISPLAY_CHART) ||
085 friendlyURL.startsWith(_PATH_DOCUMENTS) ||
086 friendlyURL.startsWith(_PATH_DTD) ||
087 friendlyURL.startsWith(_PATH_FACEBOOK) ||
088 friendlyURL.startsWith(_PATH_GOOGLE_GADGET) ||
089 friendlyURL.startsWith(_PATH_HTML) ||
090 friendlyURL.startsWith(_PATH_IMAGE) ||
091 friendlyURL.startsWith(_PATH_LANGUAGE) ||
092 friendlyURL.startsWith(_PATH_NETVIBES) ||
093 friendlyURL.startsWith(_PATH_PBHS) ||
094 friendlyURL.startsWith(_PATH_POLLER) ||
095 friendlyURL.startsWith(_PATH_SHAREPOINT) ||
096 friendlyURL.startsWith(_PATH_SITEMAP_XML) ||
097 friendlyURL.startsWith(_PATH_SOFTWARE_CATALOG) ||
098 friendlyURL.startsWith(_PATH_VTI) ||
099 friendlyURL.startsWith(_PATH_WAP) ||
100 friendlyURL.startsWith(_PATH_WIDGET) ||
101 friendlyURL.startsWith(_PATH_XMLRPC)) {
102
103 return false;
104 }
105
106 int code = LayoutImpl.validateFriendlyURL(friendlyURL);
107
108 if ((code > -1) &&
109 (code != LayoutFriendlyURLException.ENDS_WITH_SLASH)) {
110
111 return false;
112 }
113
114 return true;
115 }
116
117 protected boolean isValidRequestURL(StringBuffer requestURL) {
118 if (requestURL == null) {
119 return false;
120 }
121
122 String url = requestURL.toString();
123
124 for (String extension : PropsValues.VIRTUAL_HOSTS_IGNORE_EXTENSIONS) {
125 if (url.endsWith(extension)) {
126 return false;
127 }
128 }
129
130 return true;
131 }
132
133 protected void processFilter(
134 HttpServletRequest request, HttpServletResponse response,
135 FilterChain filterChain)
136 throws Exception {
137
138 request.setCharacterEncoding(StringPool.UTF8);
139
140
141
142
143 response = new AbsoluteRedirectsResponse(request, response);
144
145
146
147
148 long companyId = PortalInstances.getCompanyId(request);
149
150 if (_log.isDebugEnabled()) {
151 _log.debug("Company id " + companyId);
152 }
153
154 PortalUtil.getCurrentCompleteURL(request);
155 PortalUtil.getCurrentURL(request);
156
157 HttpSession session = request.getSession();
158
159 Boolean httpsInitial = (Boolean)session.getAttribute(
160 WebKeys.HTTPS_INITIAL);
161
162 if (httpsInitial == null) {
163 httpsInitial = Boolean.valueOf(request.isSecure());
164
165 session.setAttribute(WebKeys.HTTPS_INITIAL, httpsInitial);
166
167 if (_log.isDebugEnabled()) {
168 _log.debug("Setting httpsInitial to " + httpsInitial);
169 }
170 }
171
172 if (!isFilterEnabled()) {
173 processFilter(
174 VirtualHostFilter.class, request, response, filterChain);
175
176 return;
177 }
178
179 StringBuffer requestURL = request.getRequestURL();
180
181 if (_log.isDebugEnabled()) {
182 _log.debug("Received " + requestURL);
183 }
184
185 if (!isValidRequestURL(requestURL)) {
186 processFilter(
187 VirtualHostFilter.class, request, response, filterChain);
188
189 return;
190 }
191
192 String contextPath = PortalUtil.getPathContext();
193
194 String friendlyURL = request.getRequestURI();
195
196 if ((Validator.isNotNull(contextPath)) &&
197 (friendlyURL.indexOf(contextPath) != -1)) {
198
199 friendlyURL = friendlyURL.substring(contextPath.length());
200 }
201
202 friendlyURL = StringUtil.replace(
203 friendlyURL, StringPool.DOUBLE_SLASH, StringPool.SLASH);
204
205 String i18nLanguageId = null;
206
207 Set<String> languageIds = I18nServlet.getLanguageIds();
208
209 for (String languageId : languageIds) {
210 if (friendlyURL.startsWith(languageId)) {
211 int pos = friendlyURL.indexOf(StringPool.SLASH, 1);
212
213 if (((pos != -1) && (pos != languageId.length())) ||
214 ((pos == -1) && !friendlyURL.equals(languageId))) {
215
216 continue;
217 }
218
219 if (pos == -1) {
220 i18nLanguageId = friendlyURL;
221 friendlyURL = StringPool.SLASH;
222 }
223 else {
224 i18nLanguageId = friendlyURL.substring(0, pos);
225 friendlyURL = friendlyURL.substring(pos);
226 }
227
228 break;
229 }
230 }
231
232 if (_log.isDebugEnabled()) {
233 _log.debug("Friendly URL " + friendlyURL);
234 }
235
236 if (!friendlyURL.equals(StringPool.SLASH) &&
237 !isValidFriendlyURL(friendlyURL)) {
238
239 _log.debug("Friendly URL is not valid");
240
241 processFilter(
242 VirtualHostFilter.class, request, response, filterChain);
243
244 return;
245 }
246
247 LayoutSet layoutSet = (LayoutSet)request.getAttribute(
248 WebKeys.VIRTUAL_HOST_LAYOUT_SET);
249
250 if (_log.isDebugEnabled()) {
251 _log.debug("Layout set " + layoutSet);
252 }
253
254 if (layoutSet != null) {
255 try {
256 LastPath lastPath = new LastPath(
257 contextPath, friendlyURL, request.getParameterMap());
258
259 request.setAttribute(WebKeys.LAST_PATH, lastPath);
260
261 StringBundler prefix = new StringBundler(2);
262
263 Group group = GroupLocalServiceUtil.getGroup(
264 layoutSet.getGroupId());
265
266 if (layoutSet.isPrivateLayout()) {
267 if (group.isUser()) {
268 prefix.append(_PRIVATE_USER_SERVLET_MAPPING);
269 }
270 else {
271 prefix.append(_PRIVATE_GROUP_SERVLET_MAPPING);
272 }
273 }
274 else {
275 prefix.append(_PUBLIC_GROUP_SERVLET_MAPPING);
276 }
277
278 prefix.append(group.getFriendlyURL());
279
280 StringBundler forwardURL = new StringBundler(6);
281
282 if (i18nLanguageId != null) {
283 forwardURL.append(i18nLanguageId);
284 }
285
286 if (friendlyURL.startsWith(
287 PropsValues.WIDGET_SERVLET_MAPPING)) {
288
289 forwardURL.append(PropsValues.WIDGET_SERVLET_MAPPING);
290
291 friendlyURL = StringUtil.replaceFirst(
292 friendlyURL, PropsValues.WIDGET_SERVLET_MAPPING,
293 StringPool.BLANK);
294 }
295
296 long plid = PortalUtil.getPlidFromFriendlyURL(
297 companyId, friendlyURL);
298
299 if (plid <= 0) {
300 forwardURL.append(prefix);
301 }
302
303 forwardURL.append(friendlyURL);
304
305 if (_log.isDebugEnabled()) {
306 _log.debug("Forward to " + forwardURL);
307 }
308
309 RequestDispatcher requestDispatcher =
310 _servletContext.getRequestDispatcher(forwardURL.toString());
311
312 requestDispatcher.forward(request, response);
313
314 return;
315 }
316 catch (Exception e) {
317 _log.error(e, e);
318 }
319 }
320
321 processFilter(VirtualHostFilter.class, request, response, filterChain);
322 }
323
324 private static final String _PATH_C = "/c/";
325
326 private static final String _PATH_COMBO = "/combo/";
327
328 private static final String _PATH_DELEGATE = "/delegate/";
329
330 private static final String _PATH_DISPLAY_CHART = "/display_chart";
331
332 private static final String _PATH_DOCUMENTS = "/documents/";
333
334 private static final String _PATH_DTD = "/dtd/";
335
336 private static final String _PATH_FACEBOOK = "/facebook/";
337
338 private static final String _PATH_GOOGLE_GADGET = "/google_gadget/";
339
340 private static final String _PATH_HTML = "/html/";
341
342 private static final String _PATH_IMAGE = "/image/";
343
344 private static final String _PATH_LANGUAGE = "/language/";
345
346 private static final String _PATH_NETVIBES = "/netvibes/";
347
348 private static final String _PATH_PBHS = "/pbhs/";
349
350 private static final String _PATH_POLLER = "/poller/";
351
352 private static final String _PATH_SHAREPOINT = "/sharepoint/";
353
354 private static final String _PATH_SITEMAP_XML = "/sitemap.xml";
355
356 private static final String _PATH_SOFTWARE_CATALOG = "/software_catalog";
357
358 private static final String _PATH_VTI = "/_vti_";
359
360 private static final String _PATH_WAP = "/wap/";
361
362 private static final String _PATH_WIDGET = "/widget/";
363
364 private static final String _PATH_XMLRPC = "/xmlrpc/";
365
366 private static final String _PRIVATE_GROUP_SERVLET_MAPPING =
367 PropsValues.LAYOUT_FRIENDLY_URL_PRIVATE_GROUP_SERVLET_MAPPING;
368
369 private static final String _PRIVATE_USER_SERVLET_MAPPING =
370 PropsValues.LAYOUT_FRIENDLY_URL_PRIVATE_USER_SERVLET_MAPPING;
371
372 private static final String _PUBLIC_GROUP_SERVLET_MAPPING =
373 PropsValues.LAYOUT_FRIENDLY_URL_PUBLIC_SERVLET_MAPPING;
374
375 private static Log _log = LogFactoryUtil.getLog(VirtualHostFilter.class);
376
377 private ServletContext _servletContext;
378
379 }