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package org.apache.shiro.web.servlet; |
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import org.apache.shiro.SecurityUtils; |
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import org.apache.shiro.session.Session; |
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import org.apache.shiro.subject.Subject; |
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import org.apache.shiro.subject.support.DisabledSessionException; |
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import org.apache.shiro.web.util.WebUtils; |
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import javax.servlet.ServletContext; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletRequestWrapper; |
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import javax.servlet.http.HttpSession; |
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import java.security.Principal; |
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public class ShiroHttpServletRequest extends HttpServletRequestWrapper { |
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public static final String COOKIE_SESSION_ID_SOURCE = "cookie"; |
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public static final String URL_SESSION_ID_SOURCE = "url"; |
49 | 2 | public static final String REFERENCED_SESSION_ID = ShiroHttpServletRequest.class.getName() + "_REQUESTED_SESSION_ID"; |
50 | 2 | public static final String REFERENCED_SESSION_ID_IS_VALID = ShiroHttpServletRequest.class.getName() + "_REQUESTED_SESSION_ID_VALID"; |
51 | 2 | public static final String REFERENCED_SESSION_IS_NEW = ShiroHttpServletRequest.class.getName() + "_REFERENCED_SESSION_IS_NEW"; |
52 | 2 | public static final String REFERENCED_SESSION_ID_SOURCE = ShiroHttpServletRequest.class.getName() + "REFERENCED_SESSION_ID_SOURCE"; |
53 | 2 | public static final String IDENTITY_REMOVED_KEY = ShiroHttpServletRequest.class.getName() + "_IDENTITY_REMOVED_KEY"; |
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55 | 0 | protected ServletContext servletContext = null; |
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57 | 0 | protected HttpSession session = null; |
58 | 0 | protected boolean httpSessions = true; |
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public ShiroHttpServletRequest(HttpServletRequest wrapped, ServletContext servletContext, boolean httpSessions) { |
61 | 0 | super(wrapped); |
62 | 0 | this.servletContext = servletContext; |
63 | 0 | this.httpSessions = httpSessions; |
64 | 0 | } |
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public boolean isHttpSessions() { |
67 | 0 | return httpSessions; |
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} |
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public String getRemoteUser() { |
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String remoteUser; |
72 | 0 | Object scPrincipal = getSubjectPrincipal(); |
73 | 0 | if (scPrincipal != null) { |
74 | 0 | if (scPrincipal instanceof String) { |
75 | 0 | return (String) scPrincipal; |
76 | 0 | } else if (scPrincipal instanceof Principal) { |
77 | 0 | remoteUser = ((Principal) scPrincipal).getName(); |
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} else { |
79 | 0 | remoteUser = scPrincipal.toString(); |
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} |
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} else { |
82 | 0 | remoteUser = super.getRemoteUser(); |
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} |
84 | 0 | return remoteUser; |
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} |
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protected Subject getSubject() { |
88 | 0 | return SecurityUtils.getSubject(); |
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} |
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protected Object getSubjectPrincipal() { |
92 | 0 | Object userPrincipal = null; |
93 | 0 | Subject subject = getSubject(); |
94 | 0 | if (subject != null) { |
95 | 0 | userPrincipal = subject.getPrincipal(); |
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} |
97 | 0 | return userPrincipal; |
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} |
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public boolean isUserInRole(String s) { |
101 | 0 | Subject subject = getSubject(); |
102 | 0 | boolean inRole = (subject != null && subject.hasRole(s)); |
103 | 0 | if (!inRole) { |
104 | 0 | inRole = super.isUserInRole(s); |
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} |
106 | 0 | return inRole; |
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} |
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public Principal getUserPrincipal() { |
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Principal userPrincipal; |
111 | 0 | Object scPrincipal = getSubjectPrincipal(); |
112 | 0 | if (scPrincipal != null) { |
113 | 0 | if (scPrincipal instanceof Principal) { |
114 | 0 | userPrincipal = (Principal) scPrincipal; |
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} else { |
116 | 0 | userPrincipal = new ObjectPrincipal(scPrincipal); |
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} |
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} else { |
119 | 0 | userPrincipal = super.getUserPrincipal(); |
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} |
121 | 0 | return userPrincipal; |
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} |
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public String getRequestedSessionId() { |
125 | 0 | String requestedSessionId = null; |
126 | 0 | if (isHttpSessions()) { |
127 | 0 | requestedSessionId = super.getRequestedSessionId(); |
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} else { |
129 | 0 | Object sessionId = getAttribute(REFERENCED_SESSION_ID); |
130 | 0 | if (sessionId != null) { |
131 | 0 | requestedSessionId = sessionId.toString(); |
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} |
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} |
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135 | 0 | return requestedSessionId; |
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} |
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public HttpSession getSession(boolean create) { |
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HttpSession httpSession; |
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142 | 0 | if (isHttpSessions()) { |
143 | 0 | httpSession = super.getSession(false); |
144 | 0 | if (httpSession == null && create) { |
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146 | 0 | if (WebUtils._isSessionCreationEnabled(this)) { |
147 | 0 | httpSession = super.getSession(create); |
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} else { |
149 | 0 | throw newNoSessionCreationException(); |
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} |
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} |
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} else { |
153 | 0 | if (this.session == null) { |
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155 | 0 | boolean existing = getSubject().getSession(false) != null; |
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157 | 0 | Session shiroSession = getSubject().getSession(create); |
158 | 0 | if (shiroSession != null) { |
159 | 0 | this.session = new ShiroHttpSession(shiroSession, this, this.servletContext); |
160 | 0 | if (!existing) { |
161 | 0 | setAttribute(REFERENCED_SESSION_IS_NEW, Boolean.TRUE); |
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} |
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} |
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} |
165 | 0 | httpSession = this.session; |
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} |
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168 | 0 | return httpSession; |
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} |
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private DisabledSessionException newNoSessionCreationException() { |
179 | 0 | String msg = "Session creation has been disabled for the current request. This exception indicates " + |
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"that there is either a programming error (using a session when it should never be " + |
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"used) or that Shiro's configuration needs to be adjusted to allow Sessions to be created " + |
182 | 0 | "for the current request. See the " + DisabledSessionException.class.getName() + " JavaDoc " + |
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"for more."; |
184 | 0 | return new DisabledSessionException(msg); |
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} |
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public HttpSession getSession() { |
188 | 0 | return getSession(true); |
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} |
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public boolean isRequestedSessionIdValid() { |
192 | 0 | if (isHttpSessions()) { |
193 | 0 | return super.isRequestedSessionIdValid(); |
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} else { |
195 | 0 | Boolean value = (Boolean) getAttribute(REFERENCED_SESSION_ID_IS_VALID); |
196 | 0 | return (value != null && value.equals(Boolean.TRUE)); |
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} |
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} |
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public boolean isRequestedSessionIdFromCookie() { |
201 | 0 | if (isHttpSessions()) { |
202 | 0 | return super.isRequestedSessionIdFromCookie(); |
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} else { |
204 | 0 | String value = (String) getAttribute(REFERENCED_SESSION_ID_SOURCE); |
205 | 0 | return value != null && value.equals(COOKIE_SESSION_ID_SOURCE); |
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} |
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} |
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public boolean isRequestedSessionIdFromURL() { |
210 | 0 | if (isHttpSessions()) { |
211 | 0 | return super.isRequestedSessionIdFromURL(); |
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} else { |
213 | 0 | String value = (String) getAttribute(REFERENCED_SESSION_ID_SOURCE); |
214 | 0 | return value != null && value.equals(URL_SESSION_ID_SOURCE); |
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} |
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} |
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public boolean isRequestedSessionIdFromUrl() { |
219 | 0 | return isRequestedSessionIdFromURL(); |
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} |
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private class ObjectPrincipal implements java.security.Principal { |
223 | 0 | private Object object = null; |
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225 | 0 | public ObjectPrincipal(Object object) { |
226 | 0 | this.object = object; |
227 | 0 | } |
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public Object getObject() { |
230 | 0 | return object; |
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} |
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public String getName() { |
234 | 0 | return getObject().toString(); |
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} |
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public int hashCode() { |
238 | 0 | return object.hashCode(); |
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} |
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public boolean equals(Object o) { |
242 | 0 | if (o instanceof ObjectPrincipal) { |
243 | 0 | ObjectPrincipal op = (ObjectPrincipal) o; |
244 | 0 | return getObject().equals(op.getObject()); |
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} |
246 | 0 | return false; |
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} |
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public String toString() { |
250 | 0 | return object.toString(); |
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} |
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} |
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} |