1
14
15 package com.liferay.portal.servlet.filters.virtualhost;
16
17 import com.liferay.portal.LayoutFriendlyURLException;
18 import com.liferay.portal.kernel.log.Log;
19 import com.liferay.portal.kernel.log.LogFactoryUtil;
20 import com.liferay.portal.kernel.util.StringBundler;
21 import com.liferay.portal.kernel.util.StringPool;
22 import com.liferay.portal.kernel.util.StringUtil;
23 import com.liferay.portal.kernel.util.Validator;
24 import com.liferay.portal.model.Group;
25 import com.liferay.portal.model.LayoutSet;
26 import com.liferay.portal.model.impl.LayoutImpl;
27 import com.liferay.portal.service.GroupLocalServiceUtil;
28 import com.liferay.portal.servlet.AbsoluteRedirectsResponse;
29 import com.liferay.portal.servlet.I18nServlet;
30 import com.liferay.portal.servlet.filters.BasePortalFilter;
31 import com.liferay.portal.struts.LastPath;
32 import com.liferay.portal.util.PortalInstances;
33 import com.liferay.portal.util.PortalUtil;
34 import com.liferay.portal.util.PropsValues;
35 import com.liferay.portal.util.WebKeys;
36
37 import java.util.Set;
38
39 import javax.servlet.FilterChain;
40 import javax.servlet.FilterConfig;
41 import javax.servlet.RequestDispatcher;
42 import javax.servlet.ServletContext;
43 import javax.servlet.http.HttpServletRequest;
44 import javax.servlet.http.HttpServletResponse;
45 import javax.servlet.http.HttpSession;
46
47
62 public class VirtualHostFilter extends BasePortalFilter {
63
64 public void init(FilterConfig filterConfig) {
65 super.init(filterConfig);
66
67 _servletContext = filterConfig.getServletContext();
68 }
69
70 protected boolean isValidFriendlyURL(String friendlyURL) {
71 friendlyURL = friendlyURL.toLowerCase();
72
73 if (PortalInstances.isVirtualHostsIgnorePath(friendlyURL) ||
74 friendlyURL.startsWith(
75 PortalUtil.getPathFriendlyURLPrivateGroup() +
76 StringPool.SLASH) ||
77 friendlyURL.startsWith(
78 PortalUtil.getPathFriendlyURLPublic() + StringPool.SLASH) ||
79 friendlyURL.startsWith(
80 PortalUtil.getPathFriendlyURLPrivateUser() +
81 StringPool.SLASH) ||
82 friendlyURL.startsWith(_PATH_C) ||
83 friendlyURL.startsWith(_PATH_DELEGATE) ||
84 friendlyURL.startsWith(_PATH_DISPLAY_CHART) ||
85 friendlyURL.startsWith(_PATH_DOCUMENT) ||
86 friendlyURL.startsWith(_PATH_DTD) ||
87 friendlyURL.startsWith(_PATH_FACEBOOK) ||
88 friendlyURL.startsWith(_PATH_GOOGLE_GADGET) ||
89 friendlyURL.startsWith(_PATH_HTML) ||
90 friendlyURL.startsWith(_PATH_IMAGE) ||
91 friendlyURL.startsWith(_PATH_LANGUAGE) ||
92 friendlyURL.startsWith(_PATH_NETVIBES) ||
93 friendlyURL.startsWith(_PATH_PBHS) ||
94 friendlyURL.startsWith(_PATH_POLLER) ||
95 friendlyURL.startsWith(_PATH_SHAREPOINT) ||
96 friendlyURL.startsWith(_PATH_SITEMAP_XML) ||
97 friendlyURL.startsWith(_PATH_SOFTWARE_CATALOG) ||
98 friendlyURL.startsWith(_PATH_VTI) ||
99 friendlyURL.startsWith(_PATH_WAP) ||
100 friendlyURL.startsWith(_PATH_WIDGET)) {
101
102 return false;
103 }
104
105 int code = LayoutImpl.validateFriendlyURL(friendlyURL);
106
107 if ((code > -1) &&
108 (code != LayoutFriendlyURLException.ENDS_WITH_SLASH)) {
109
110 return false;
111 }
112
113 return true;
114 }
115
116 protected boolean isValidRequestURL(StringBuffer requestURL) {
117 if (requestURL == null) {
118 return false;
119 }
120
121 String url = requestURL.toString();
122
123 for (String extension : PropsValues.VIRTUAL_HOSTS_IGNORE_EXTENSIONS) {
124 if (url.endsWith(extension)) {
125 return false;
126 }
127 }
128
129 return true;
130 }
131
132 protected void processFilter(
133 HttpServletRequest request, HttpServletResponse response,
134 FilterChain filterChain)
135 throws Exception {
136
137 request.setCharacterEncoding(StringPool.UTF8);
138
140
142 response = new AbsoluteRedirectsResponse(request, response);
143
144
147 long companyId = PortalInstances.getCompanyId(request);
148
149 if (_log.isDebugEnabled()) {
150 _log.debug("Company id " + companyId);
151 }
152
153 PortalUtil.getCurrentCompleteURL(request);
154 PortalUtil.getCurrentURL(request);
155
156 HttpSession session = request.getSession();
157
158 Boolean httpsInitial = (Boolean)session.getAttribute(
159 WebKeys.HTTPS_INITIAL);
160
161 if (httpsInitial == null) {
162 httpsInitial = Boolean.valueOf(request.isSecure());
163
164 session.setAttribute(WebKeys.HTTPS_INITIAL, httpsInitial);
165
166 if (_log.isDebugEnabled()) {
167 _log.debug("Setting httpsInitial to " + httpsInitial);
168 }
169 }
170
171 if (!isFilterEnabled()) {
172 processFilter(
173 VirtualHostFilter.class, request, response, filterChain);
174
175 return;
176 }
177
178 StringBuffer requestURL = request.getRequestURL();
179
180 if (_log.isDebugEnabled()) {
181 _log.debug("Received " + requestURL);
182 }
183
184 if (!isValidRequestURL(requestURL)) {
185 processFilter(
186 VirtualHostFilter.class, request, response, filterChain);
187
188 return;
189 }
190
191 String contextPath = PortalUtil.getPathContext();
192
193 String friendlyURL = request.getRequestURI();
194
195 if ((Validator.isNotNull(contextPath)) &&
196 (friendlyURL.indexOf(contextPath) != -1)) {
197
198 friendlyURL = friendlyURL.substring(contextPath.length());
199 }
200
201 friendlyURL = StringUtil.replace(
202 friendlyURL, StringPool.DOUBLE_SLASH, StringPool.SLASH);
203
204 String i18nLanguageId = null;
205
206 Set<String> languageIds = I18nServlet.getLanguageIds();
207
208 for (String languageId : languageIds) {
209 if (friendlyURL.startsWith(languageId)) {
210 int pos = friendlyURL.indexOf(StringPool.SLASH, 1);
211
212 if ((pos != -1) && (pos != languageId.length())) {
213 continue;
214 }
215
216 if (pos == -1) {
217 i18nLanguageId = friendlyURL;
218 friendlyURL = StringPool.SLASH;
219 }
220 else {
221 i18nLanguageId = friendlyURL.substring(0, pos);
222 friendlyURL = friendlyURL.substring(pos);
223 }
224
225 break;
226 }
227 }
228
229 if (_log.isDebugEnabled()) {
230 _log.debug("Friendly URL " + friendlyURL);
231 }
232
233 if (!friendlyURL.equals(StringPool.SLASH) &&
234 !isValidFriendlyURL(friendlyURL)) {
235
236 _log.debug("Friendly URL is not valid");
237
238 processFilter(
239 VirtualHostFilter.class, request, response, filterChain);
240
241 return;
242 }
243
244 LayoutSet layoutSet = (LayoutSet)request.getAttribute(
245 WebKeys.VIRTUAL_HOST_LAYOUT_SET);
246
247 if (_log.isDebugEnabled()) {
248 _log.debug("Layout set " + layoutSet);
249 }
250
251 if (layoutSet != null) {
252 try {
253 LastPath lastPath = new LastPath(
254 contextPath, friendlyURL, request.getParameterMap());
255
256 request.setAttribute(WebKeys.LAST_PATH, lastPath);
257
258 StringBundler prefix = new StringBundler(2);
259
260 Group group = GroupLocalServiceUtil.getGroup(
261 layoutSet.getGroupId());
262
263 if (layoutSet.isPrivateLayout()) {
264 if (group.isUser()) {
265 prefix.append(_PRIVATE_USER_SERVLET_MAPPING);
266 }
267 else {
268 prefix.append(_PRIVATE_GROUP_SERVLET_MAPPING);
269 }
270 }
271 else {
272 prefix.append(_PUBLIC_GROUP_SERVLET_MAPPING);
273 }
274
275 prefix.append(group.getFriendlyURL());
276
277 StringBundler forwardURL = new StringBundler(6);
278
279 if (i18nLanguageId != null) {
280 forwardURL.append(i18nLanguageId);
281 }
282
283 if (friendlyURL.startsWith(
284 PropsValues.WIDGET_SERVLET_MAPPING)) {
285
286 forwardURL.append(PropsValues.WIDGET_SERVLET_MAPPING);
287
288 friendlyURL = StringUtil.replaceFirst(
289 friendlyURL, PropsValues.WIDGET_SERVLET_MAPPING,
290 StringPool.BLANK);
291 }
292
293 long plid = PortalUtil.getPlidFromFriendlyURL(
294 companyId, friendlyURL);
295
296 if (plid <= 0) {
297 forwardURL.append(prefix);
298 }
299
300 forwardURL.append(friendlyURL);
301
302 if (_log.isDebugEnabled()) {
303 _log.debug("Forward to " + forwardURL);
304 }
305
306 RequestDispatcher requestDispatcher =
307 _servletContext.getRequestDispatcher(forwardURL.toString());
308
309 requestDispatcher.forward(request, response);
310
311 return;
312 }
313 catch (Exception e) {
314 _log.error(e, e);
315 }
316 }
317
318 processFilter(VirtualHostFilter.class, request, response, filterChain);
319 }
320
321 private static final String _PATH_C = "/c/";
322
323 private static final String _PATH_DELEGATE = "/delegate/";
324
325 private static final String _PATH_DISPLAY_CHART = "/display_chart";
326
327 private static final String _PATH_DOCUMENT = "/document/";
328
329 private static final String _PATH_DTD = "/dtd/";
330
331 private static final String _PATH_FACEBOOK = "/facebook/";
332
333 private static final String _PATH_GOOGLE_GADGET = "/google_gadget/";
334
335 private static final String _PATH_HTML = "/html/";
336
337 private static final String _PATH_IMAGE = "/image/";
338
339 private static final String _PATH_LANGUAGE = "/language/";
340
341 private static final String _PATH_NETVIBES = "/netvibes/";
342
343 private static final String _PATH_PBHS = "/pbhs/";
344
345 private static final String _PATH_POLLER = "/poller/";
346
347 private static final String _PATH_SHAREPOINT = "/sharepoint/";
348
349 private static final String _PATH_SITEMAP_XML = "/sitemap.xml";
350
351 private static final String _PATH_SOFTWARE_CATALOG = "/software_catalog";
352
353 private static final String _PATH_VTI = "/_vti_";
354
355 private static final String _PATH_WAP = "/wap/";
356
357 private static final String _PATH_WIDGET = "/widget/";
358
359 private static final String _PRIVATE_GROUP_SERVLET_MAPPING =
360 PropsValues.LAYOUT_FRIENDLY_URL_PRIVATE_GROUP_SERVLET_MAPPING;
361
362 private static final String _PRIVATE_USER_SERVLET_MAPPING =
363 PropsValues.LAYOUT_FRIENDLY_URL_PRIVATE_USER_SERVLET_MAPPING;
364
365 private static final String _PUBLIC_GROUP_SERVLET_MAPPING =
366 PropsValues.LAYOUT_FRIENDLY_URL_PUBLIC_SERVLET_MAPPING;
367
368 private static Log _log = LogFactoryUtil.getLog(VirtualHostFilter.class);
369
370 private ServletContext _servletContext;
371
372 }