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1
4 package com.openedit.error;
5 import java.io.PrintWriter  ;
6 import java.io.StringWriter ;
7 import java.util.Collection ;
8 import java.util.HashSet ;
9 import java.util.Iterator ;
10 import java.util.Set ;
11
12 import javax.servlet.http.HttpServletRequest ;
13
14 import org.apache.commons.logging.Log;
15 import org.apache.commons.logging.LogFactory;
16
17 import com.openedit.OpenEditException;
18 import com.openedit.WebPageRequest;
19 import com.openedit.config.Configuration;
20 import com.openedit.config.XMLConfiguration;
21 import com.openedit.hittracker.HitTracker;
22 import com.openedit.modules.email.PostMail;
23 import com.openedit.page.Page;
24 import com.openedit.page.PageRequestKeys;
25 import com.openedit.page.manage.PageManager;
26 import com.openedit.users.Group;
27 import com.openedit.users.User;
28 import com.openedit.users.UserManager;
29
30
33 public class EmailErrorHandler implements ErrorHandler
34 {
35 protected String fieldRecipientList;
36 protected String fieldServer;
37 protected String fieldFrom;
38
39 protected boolean fieldConsumeErrors;
40 protected PageManager fieldPageManager;
41 protected UserManager fieldUserManager;
42 protected PostMail postMail;
43 private static Log log = LogFactory.getLog(EmailErrorHandler.class);
44
45 public boolean handleError(Exception error, WebPageRequest inRequest)
46 {
48 try
49 {
50 if ( fieldRecipientList == null)
51 {
52 configure();
53 }
54 Set emails = findNotificationEmailAddresses();
55 if( emails.size() == 0)
56 {
57 log.error("No users configured to receive email error notifications");
58 return false;
59 }
60 String server = (String ) inRequest.getPageValue(PageRequestKeys.WEB_SERVER_PATH);
61
62 if( server == null )
63 {
64 server = (String ) inRequest.getPageValue("hostName");
65 }
66 String message = createMessage(error, inRequest, server);
67
68 String subject = "Open Edit error: ";
69 if ( server != null )
70 {
71 subject = "Open Edit error on " + server + ": ";
72 }
73 if ( error.getMessage() != null )
74 {
75 subject = subject + error.getMessage();
76 }
77
79 String [] recepients = (String [])emails.toArray(new String [emails.size()]);
80
81 postMail.postMail(recepients,subject,null,message,getFrom());
82 }
83 catch (Exception e)
84 {
85 log.error( "Email Error Sender Failed: " + e );
86 return false;
87 }
88 return isConsumeErrors();
89 }
90
91
100 public Set findNotificationEmailAddresses() throws OpenEditException
101 {
102 Set emailAddresses = new HashSet ();
103
104 for (Iterator groupIter = getUserManager().getGroups().iterator(); groupIter.hasNext();)
105 {
106 Group group = (Group) groupIter.next();
107
108 if (group.hasPermission("oe.error.notify"))
109 {
110 HitTracker list = getUserManager().getUsersInGroup(group);
112 for (Iterator userIter = list.iterator(); userIter.hasNext();)
113 {
114 User user = (User) userIter.next();
115 String email = user.getEmail();
116
117 if ((email != null) && (email.length() > 0))
118 {
119 emailAddresses.add(email);
120 }
121 }
122 }
123 }
124
125 return emailAddresses;
126 }
127
128 protected String createMessage(Exception error, WebPageRequest inRequest, String server)
129 {
130 StringWriter writer = new StringWriter ();
131 writer.write("<pre>");
132 writer.write( "Requested Path: " + inRequest.getPath() + "\n\n");
133
134 HttpServletRequest req = inRequest.getRequest();
135 if ( req != null)
136 {
137 String header = req.getHeader("Referer");
138 if ( header != null)
139 {
140 writer.write( "Referer: "+ header);
141 writer.write( "\n");
142 }
143 String ipaddress = req.getRemoteAddr();
144 if ( ipaddress != null)
145 {
146 writer.write( "Remote IP address: "+ ipaddress);
147 writer.write( "\n");
148 }
149 String userAgent = req.getHeader("User-Agent");
150 if ( userAgent != null)
151 {
152 writer.write( "User agent: "+ userAgent);
153 writer.write( "\n");
154 }
155 if ( server == null )
156 {
157 server = req.getServerName();
158 if ( server != null)
159 {
160 writer.write( "Server: "+ server);
161 writer.write( "\n");
162 }
163 }
164 }
165 String version = (String )inRequest.getPageValue("version");
166 if ( version != null)
167 {
168 writer.write("OE Core Version: " + version);
169 writer.write("\n");
170 }
171 User user = inRequest.getUser();
173 if ( user != null )
174 {
175 writer.write( "User: " + user.getUserName() + "\n\n" );
176 }
177 else
178 {
179 writer.write( "User: none\n\n" );
180 }
181
182 if ( error.getMessage() != null )
183 {
184 writer.write( "Error Message: " + error.getMessage() + "\n\n" );
185 }
186 writer.write( "Detail:\n\n" );
187 error.printStackTrace( new PrintWriter ( writer ) );
188 writer.write("<pre>");
189
190
191
193 return writer.toString();
194 }
195
196 protected boolean isConsumeErrors()
197 {
198 return fieldConsumeErrors;
199 }
200 public PageManager getPageManager()
201 {
202 return fieldPageManager;
203 }
204 public void setPageManager(PageManager inPageManager)
205 {
206 fieldPageManager = inPageManager;
207 }
208 protected void configure() throws OpenEditException
209 {
210 Page config = getPageManager().getPage("/WEB-INF/errorsettings.xml");
213 if ( !config.exists() )
214 {
215 config = getPageManager().getPage("/openedit/notification/errorsettings.xml");
216 }
217 if( config.exists() )
218 {
219 XMLConfiguration notificationConfig = new XMLConfiguration();
220 notificationConfig.readXML(config.getReader());
221 Configuration configuration = notificationConfig.getChild("emailsettings");
222 String sender = configuration.getChildValue( "from" );
223 setFrom(sender);
225 setServer( configuration.getChildValue( "smtp-server" ) );
226
227
234 }
235 else
236 {
237 log.error("No error settings page available " );
238 }
239 }
240
241 public String getServer()
242 {
243 return fieldServer;
244 }
245
246 public void setServer(String inServer)
247 {
248 fieldServer = inServer;
249 }
250
251 public String getFrom()
252 {
253 return fieldFrom;
254 }
255
256 public void setFrom(String inFrom)
257 {
258 fieldFrom = inFrom;
259 }
260
261 public UserManager getUserManager()
262 {
263 return fieldUserManager;
264 }
265
266 public void setUserManager(UserManager inUserManager)
267 {
268 fieldUserManager = inUserManager;
269 }
270
271 public PostMail getPostMail() {
272 return postMail;
273 }
274
275 public void setPostMail(PostMail postMail) {
276 this.postMail = postMail;
277 }
278
279 public void sendNotification(String inSubject, String inMessage) {
280 try
281 {
282 if ( fieldRecipientList == null)
283 {
284 configure();
285 }
286 Set emails = findNotificationEmailAddresses();
287 if( emails.size() == 0)
288 {
289 log.error("No users configured to receive email error notifications");
290 return;
291 }
292
293
294 String [] recepients = (String [])emails.toArray(new String [emails.size()]);
295
296 postMail.postMail(recepients,inSubject,null,inMessage,getFrom());
297 }
298 catch (Exception e)
299 {
300 log.error( "Email Error Sender Failed: " + e );
301 return ;
302 }
303
304
305 }
306
307 }
308 |
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