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51
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jones
|
/**
|
2 |
203
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jones
|
* '$RCSfile$'
|
3 |
|
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* Purpose: A Class that implements a metadata catalog as a java Servlet
|
4 |
|
|
* Copyright: 2000 Regents of the University of California and the
|
5 |
|
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* National Center for Ecological Analysis and Synthesis
|
6 |
361
|
berkley
|
* Authors: Matt Jones, Dan Higgins, Jivka Bojilova, Chad Berkley
|
7 |
348
|
jones
|
* Release: @release@
|
8 |
154
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jones
|
*
|
9 |
203
|
jones
|
* '$Author$'
|
10 |
|
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* '$Date$'
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11 |
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* '$Revision$'
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669
|
jones
|
*
|
13 |
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|
* This program is free software; you can redistribute it and/or modify
|
14 |
|
|
* it under the terms of the GNU General Public License as published by
|
15 |
|
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* the Free Software Foundation; either version 2 of the License, or
|
16 |
|
|
* (at your option) any later version.
|
17 |
|
|
*
|
18 |
|
|
* This program is distributed in the hope that it will be useful,
|
19 |
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
20 |
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
21 |
|
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* GNU General Public License for more details.
|
22 |
|
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*
|
23 |
|
|
* You should have received a copy of the GNU General Public License
|
24 |
|
|
* along with this program; if not, write to the Free Software
|
25 |
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
26 |
51
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jones
|
*/
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27 |
|
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28 |
|
|
package edu.ucsb.nceas.metacat;
|
29 |
|
|
|
30 |
2098
|
jones
|
import java.io.BufferedInputStream;
|
31 |
733
|
bojilova
|
import java.io.File;
|
32 |
2098
|
jones
|
import java.io.FileInputStream;
|
33 |
|
|
import java.io.IOException;
|
34 |
46
|
jones
|
import java.io.PrintWriter;
|
35 |
50
|
jones
|
import java.io.StringReader;
|
36 |
2098
|
jones
|
import java.net.MalformedURLException;
|
37 |
|
|
import java.net.URL;
|
38 |
|
|
import java.sql.PreparedStatement;
|
39 |
|
|
import java.sql.ResultSet;
|
40 |
|
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import java.sql.SQLException;
|
41 |
2113
|
jones
|
import java.sql.Timestamp;
|
42 |
|
|
import java.text.ParseException;
|
43 |
|
|
import java.text.SimpleDateFormat;
|
44 |
46
|
jones
|
import java.util.Enumeration;
|
45 |
|
|
import java.util.Hashtable;
|
46 |
2312
|
jones
|
import java.util.Iterator;
|
47 |
82
|
jones
|
import java.util.PropertyResourceBundle;
|
48 |
1369
|
tao
|
import java.util.Vector;
|
49 |
2312
|
jones
|
import java.util.regex.PatternSyntaxException;
|
50 |
2098
|
jones
|
import java.util.zip.ZipEntry;
|
51 |
|
|
import java.util.zip.ZipOutputStream;
|
52 |
46
|
jones
|
|
53 |
|
|
import javax.servlet.ServletConfig;
|
54 |
|
|
import javax.servlet.ServletContext;
|
55 |
|
|
import javax.servlet.ServletException;
|
56 |
2098
|
jones
|
import javax.servlet.ServletOutputStream;
|
57 |
46
|
jones
|
import javax.servlet.http.HttpServlet;
|
58 |
|
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import javax.servlet.http.HttpServletRequest;
|
59 |
|
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import javax.servlet.http.HttpServletResponse;
|
60 |
210
|
bojilova
|
import javax.servlet.http.HttpSession;
|
61 |
46
|
jones
|
|
62 |
1951
|
jones
|
import edu.ucsb.nceas.utilities.Options;
|
63 |
1471
|
tao
|
|
64 |
2098
|
jones
|
import org.ecoinformatics.eml.EMLParser;
|
65 |
204
|
jones
|
|
66 |
2098
|
jones
|
import com.oreilly.servlet.multipart.FilePart;
|
67 |
|
|
import com.oreilly.servlet.multipart.MultipartParser;
|
68 |
|
|
import com.oreilly.servlet.multipart.ParamPart;
|
69 |
|
|
import com.oreilly.servlet.multipart.Part;
|
70 |
|
|
|
71 |
46
|
jones
|
/**
|
72 |
|
|
* A metadata catalog server implemented as a Java Servlet
|
73 |
2169
|
sgarg
|
*
|
74 |
205
|
jones
|
* <p>
|
75 |
2098
|
jones
|
* Valid parameters are: <br>
|
76 |
|
|
* action=query -- query the values of all elements and attributes and return a
|
77 |
|
|
* result set of nodes <br>
|
78 |
|
|
* action=squery -- structured query (see pathquery.dtd) <br>
|
79 |
|
|
* action= -- export a zip format for data packadge <br>
|
80 |
|
|
* action=read -- read any metadata/data file from Metacat and from Internet
|
81 |
|
|
* <br>
|
82 |
|
|
* action=insert -- insert an XML document into the database store <br>
|
83 |
|
|
* action=update -- update an XML document that is in the database store <br>
|
84 |
|
|
* action=delete -- delete an XML document from the database store <br>
|
85 |
|
|
* action=validate -- vallidate the xml contained in valtext <br>
|
86 |
|
|
* doctype -- document type list returned by the query (publicID) <br>
|
87 |
|
|
* qformat=xml -- display resultset from query in XML <br>
|
88 |
|
|
* qformat=html -- display resultset from query in HTML <br>
|
89 |
|
|
* qformat=zip -- zip resultset from query <br>
|
90 |
|
|
* docid=34 -- display the document with the document ID number 34 <br>
|
91 |
|
|
* doctext -- XML text of the document to load into the database <br>
|
92 |
|
|
* acltext -- XML access text for a document to load into the database <br>
|
93 |
|
|
* dtdtext -- XML DTD text for a new DTD to load into Metacat XML Catalog <br>
|
94 |
|
|
* query -- actual query text (to go with 'action=query' or 'action=squery')
|
95 |
|
|
* <br>
|
96 |
|
|
* valtext -- XML text to be validated <br>
|
97 |
|
|
* action=getaccesscontrol -- retrieve acl info for Metacat document <br>
|
98 |
|
|
* action=getdoctypes -- retrieve all doctypes (publicID) <br>
|
99 |
|
|
* action=getdtdschema -- retrieve a DTD or Schema file <br>
|
100 |
|
|
* action=getdataguide -- retrieve a Data Guide <br>
|
101 |
|
|
* action=getprincipals -- retrieve a list of principals in XML <br>
|
102 |
|
|
* datadoc -- data document name (id) <br>
|
103 |
2113
|
jones
|
* action=getlog -- get a report of events that have occurred in the system<br>
|
104 |
|
|
* ipAddress -- filter on one or more IP addresses<br>
|
105 |
|
|
* principal -- filter on one or more principals (LDAP DN syntax)<br>
|
106 |
|
|
* docid -- filter on one or more document identifiers (with revision)<br>
|
107 |
|
|
* event -- filter on event type (e.g., read, insert, update, delete)<br>
|
108 |
|
|
* start -- filter out events before the start date-time<br>
|
109 |
|
|
* end -- filter out events before the end date-time<br>
|
110 |
2098
|
jones
|
* <p>
|
111 |
|
|
* The particular combination of parameters that are valid for each particular
|
112 |
|
|
* action value is quite specific. This documentation will be reorganized to
|
113 |
|
|
* reflect this information.
|
114 |
46
|
jones
|
*/
|
115 |
2098
|
jones
|
public class MetaCatServlet extends HttpServlet
|
116 |
|
|
{
|
117 |
46
|
jones
|
|
118 |
2098
|
jones
|
private ServletConfig config = null;
|
119 |
380
|
jones
|
|
120 |
2098
|
jones
|
private ServletContext context = null;
|
121 |
82
|
jones
|
|
122 |
2098
|
jones
|
private String resultStyleURL = null;
|
123 |
1951
|
jones
|
|
124 |
2098
|
jones
|
private String xmlcatalogfile = null;
|
125 |
1360
|
tao
|
|
126 |
2098
|
jones
|
private String saxparser = null;
|
127 |
184
|
jones
|
|
128 |
2098
|
jones
|
private String datafilepath = null;
|
129 |
598
|
bojilova
|
|
130 |
2098
|
jones
|
private File dataDirectory = null;
|
131 |
1217
|
tao
|
|
132 |
2098
|
jones
|
private String servletpath = null;
|
133 |
46
|
jones
|
|
134 |
2098
|
jones
|
private String htmlpath = null;
|
135 |
320
|
bojilova
|
|
136 |
2312
|
jones
|
private String[] administrators = null;
|
137 |
|
|
|
138 |
2098
|
jones
|
private PropertyResourceBundle options = null;
|
139 |
46
|
jones
|
|
140 |
2098
|
jones
|
private MetaCatUtil util = null;
|
141 |
48
|
jones
|
|
142 |
2098
|
jones
|
private DBConnectionPool connPool = null;
|
143 |
48
|
jones
|
|
144 |
2098
|
jones
|
private Hashtable sessionHash = new Hashtable();
|
145 |
48
|
jones
|
|
146 |
2098
|
jones
|
private static final String PROLOG = "<?xml version=\"1.0\"?>";
|
147 |
48
|
jones
|
|
148 |
2098
|
jones
|
private static final String SUCCESS = "<success>";
|
149 |
1360
|
tao
|
|
150 |
2098
|
jones
|
private static final String SUCCESSCLOSE = "</success>";
|
151 |
1360
|
tao
|
|
152 |
2098
|
jones
|
private static final String ERROR = "<error>";
|
153 |
1360
|
tao
|
|
154 |
2098
|
jones
|
private static final String ERRORCLOSE = "</error>";
|
155 |
1360
|
tao
|
|
156 |
2098
|
jones
|
public static final String SCHEMALOCATIONKEYWORD = ":schemaLocation";
|
157 |
1360
|
tao
|
|
158 |
2098
|
jones
|
public static final String NONAMESPACELOCATION = ":noNamespaceSchemaLocation";
|
159 |
1360
|
tao
|
|
160 |
2098
|
jones
|
public static final String EML2KEYWORD = ":eml";
|
161 |
1360
|
tao
|
|
162 |
2098
|
jones
|
public static final String XMLFORMAT = "xml";
|
163 |
1360
|
tao
|
|
164 |
2098
|
jones
|
private static final String CONFIG_DIR = "WEB-INF";
|
165 |
1360
|
tao
|
|
166 |
2098
|
jones
|
private static final String CONFIG_NAME = "metacat.properties";
|
167 |
1360
|
tao
|
|
168 |
2098
|
jones
|
/**
|
169 |
|
|
* Initialize the servlet by creating appropriate database connections
|
170 |
|
|
*/
|
171 |
|
|
public void init(ServletConfig config) throws ServletException
|
172 |
|
|
{
|
173 |
|
|
try {
|
174 |
|
|
super.init(config);
|
175 |
|
|
this.config = config;
|
176 |
|
|
this.context = config.getServletContext();
|
177 |
1360
|
tao
|
|
178 |
2098
|
jones
|
// Initialize the properties file for our options
|
179 |
|
|
String dirPath = context.getRealPath(CONFIG_DIR);
|
180 |
|
|
File propertyFile = new File(dirPath, CONFIG_NAME);
|
181 |
|
|
Options options = null;
|
182 |
|
|
try {
|
183 |
|
|
options = Options.initialize(propertyFile);
|
184 |
|
|
MetaCatUtil.debugMessage("Options configured: "
|
185 |
|
|
+ options.getOption("configured"), 20);
|
186 |
|
|
} catch (IOException ioe) {
|
187 |
|
|
MetaCatUtil.debugMessage("Error in loading options: "
|
188 |
|
|
+ ioe.getMessage(), 20);
|
189 |
|
|
}
|
190 |
1716
|
berkley
|
|
191 |
2098
|
jones
|
util = new MetaCatUtil();
|
192 |
1360
|
tao
|
|
193 |
2098
|
jones
|
//initial DBConnection pool
|
194 |
|
|
connPool = DBConnectionPool.getInstance();
|
195 |
1360
|
tao
|
|
196 |
2098
|
jones
|
// Get the configuration file information
|
197 |
|
|
resultStyleURL = MetaCatUtil.getOption("resultStyleURL");
|
198 |
|
|
xmlcatalogfile = MetaCatUtil.getOption("xmlcatalogfile");
|
199 |
|
|
saxparser = MetaCatUtil.getOption("saxparser");
|
200 |
|
|
datafilepath = MetaCatUtil.getOption("datafilepath");
|
201 |
|
|
dataDirectory = new File(datafilepath);
|
202 |
|
|
servletpath = MetaCatUtil.getOption("servletpath");
|
203 |
|
|
htmlpath = MetaCatUtil.getOption("htmlpath");
|
204 |
2312
|
jones
|
String adminList = MetaCatUtil.getOption("administrators");
|
205 |
|
|
try {
|
206 |
|
|
administrators = adminList.split(":");
|
207 |
|
|
} catch (PatternSyntaxException pse) {
|
208 |
|
|
administrators = null;
|
209 |
|
|
MetaCatUtil.debugMessage("Error in MetacatServlet.init: "
|
210 |
|
|
+ pse.getMessage(), 20);
|
211 |
|
|
}
|
212 |
1360
|
tao
|
|
213 |
2098
|
jones
|
System.out.println("Metacat (" + Version.getVersion()
|
214 |
|
|
+ ") initialized.");
|
215 |
|
|
} catch (ServletException ex) {
|
216 |
|
|
throw ex;
|
217 |
|
|
} catch (SQLException e) {
|
218 |
|
|
MetaCatUtil.debugMessage("Error in MetacatServlet.init: "
|
219 |
|
|
+ e.getMessage(), 20);
|
220 |
1221
|
tao
|
}
|
221 |
2098
|
jones
|
}
|
222 |
1360
|
tao
|
|
223 |
2098
|
jones
|
/**
|
224 |
|
|
* Close all db connections from the pool
|
225 |
|
|
*/
|
226 |
|
|
public void destroy()
|
227 |
|
|
{
|
228 |
|
|
// Close all db connection
|
229 |
|
|
System.out.println("Destroying MetacatServlet");
|
230 |
2113
|
jones
|
DBConnectionPool.release();
|
231 |
2098
|
jones
|
}
|
232 |
1723
|
berkley
|
|
233 |
2098
|
jones
|
/** Handle "GET" method requests from HTTP clients */
|
234 |
|
|
public void doGet(HttpServletRequest request, HttpServletResponse response)
|
235 |
|
|
throws ServletException, IOException
|
236 |
|
|
{
|
237 |
2089
|
tao
|
|
238 |
2098
|
jones
|
// Process the data and send back the response
|
239 |
|
|
handleGetOrPost(request, response);
|
240 |
46
|
jones
|
}
|
241 |
1360
|
tao
|
|
242 |
2098
|
jones
|
/** Handle "POST" method requests from HTTP clients */
|
243 |
|
|
public void doPost(HttpServletRequest request, HttpServletResponse response)
|
244 |
|
|
throws ServletException, IOException
|
245 |
|
|
{
|
246 |
251
|
bojilova
|
|
247 |
2098
|
jones
|
// Process the data and send back the response
|
248 |
|
|
handleGetOrPost(request, response);
|
249 |
297
|
bojilova
|
}
|
250 |
2089
|
tao
|
|
251 |
2098
|
jones
|
/**
|
252 |
|
|
* Control servlet response depending on the action parameter specified
|
253 |
|
|
*/
|
254 |
|
|
private void handleGetOrPost(HttpServletRequest request,
|
255 |
|
|
HttpServletResponse response) throws ServletException, IOException
|
256 |
2045
|
tao
|
{
|
257 |
2089
|
tao
|
|
258 |
2098
|
jones
|
if (util == null) {
|
259 |
|
|
util = new MetaCatUtil();
|
260 |
|
|
}
|
261 |
|
|
/*
|
262 |
|
|
* MetaCatUtil.debugMessage("Connection pool size: "
|
263 |
|
|
* +connPool.getSizeOfDBConnectionPool(),10);
|
264 |
|
|
* MetaCatUtil.debugMessage("Free DBConnection number: "
|
265 |
|
|
*/
|
266 |
|
|
//If all DBConnection in the pool are free and DBConnection pool
|
267 |
|
|
//size is greater than initial value, shrink the connection pool
|
268 |
|
|
//size to initial value
|
269 |
|
|
DBConnectionPool.shrinkDBConnectionPoolSize();
|
270 |
1360
|
tao
|
|
271 |
2098
|
jones
|
//Debug message to print out the method which have a busy DBConnection
|
272 |
|
|
connPool.printMethodNameHavingBusyDBConnection();
|
273 |
1360
|
tao
|
|
274 |
2098
|
jones
|
String ctype = request.getContentType();
|
275 |
|
|
if (ctype != null && ctype.startsWith("multipart/form-data")) {
|
276 |
|
|
handleMultipartForm(request, response);
|
277 |
|
|
} else {
|
278 |
1360
|
tao
|
|
279 |
2098
|
jones
|
String name = null;
|
280 |
|
|
String[] value = null;
|
281 |
|
|
String[] docid = new String[3];
|
282 |
|
|
Hashtable params = new Hashtable();
|
283 |
|
|
Enumeration paramlist = request.getParameterNames();
|
284 |
1360
|
tao
|
|
285 |
2098
|
jones
|
while (paramlist.hasMoreElements()) {
|
286 |
1360
|
tao
|
|
287 |
2098
|
jones
|
name = (String) paramlist.nextElement();
|
288 |
|
|
value = request.getParameterValues(name);
|
289 |
509
|
bojilova
|
|
290 |
2098
|
jones
|
// Decode the docid and mouse click information
|
291 |
|
|
if (name.endsWith(".y")) {
|
292 |
|
|
docid[0] = name.substring(0, name.length() - 2);
|
293 |
|
|
params.put("docid", docid);
|
294 |
|
|
name = "ypos";
|
295 |
|
|
}
|
296 |
|
|
if (name.endsWith(".x")) {
|
297 |
|
|
name = "xpos";
|
298 |
|
|
}
|
299 |
509
|
bojilova
|
|
300 |
2098
|
jones
|
params.put(name, value);
|
301 |
|
|
}
|
302 |
509
|
bojilova
|
|
303 |
2098
|
jones
|
//handle param is emptpy
|
304 |
|
|
if (params.isEmpty() || params == null) { return; }
|
305 |
509
|
bojilova
|
|
306 |
2098
|
jones
|
//if the user clicked on the input images, decode which image
|
307 |
|
|
//was clicked then set the action.
|
308 |
2252
|
sgarg
|
if(params.get("action") == null){
|
309 |
|
|
PrintWriter out = response.getWriter();
|
310 |
|
|
response.setContentType("text/xml");
|
311 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
312 |
|
|
out.println("<error>");
|
313 |
|
|
out.println("Action not specified");
|
314 |
|
|
out.println("</error>");
|
315 |
|
|
out.close();
|
316 |
|
|
return;
|
317 |
|
|
}
|
318 |
|
|
|
319 |
2098
|
jones
|
String action = ((String[]) params.get("action"))[0];
|
320 |
|
|
MetaCatUtil.debugMessage("Line 230: Action is: " + action, 1);
|
321 |
509
|
bojilova
|
|
322 |
2098
|
jones
|
// This block handles session management for the servlet
|
323 |
|
|
// by looking up the current session information for all actions
|
324 |
|
|
// other than "login" and "logout"
|
325 |
|
|
String username = null;
|
326 |
|
|
String password = null;
|
327 |
|
|
String[] groupnames = null;
|
328 |
|
|
String sess_id = null;
|
329 |
1360
|
tao
|
|
330 |
2098
|
jones
|
// handle login action
|
331 |
|
|
if (action.equals("login")) {
|
332 |
|
|
PrintWriter out = response.getWriter();
|
333 |
|
|
handleLoginAction(out, params, request, response);
|
334 |
|
|
out.close();
|
335 |
1360
|
tao
|
|
336 |
2098
|
jones
|
// handle logout action
|
337 |
|
|
} else if (action.equals("logout")) {
|
338 |
|
|
PrintWriter out = response.getWriter();
|
339 |
|
|
handleLogoutAction(out, params, request, response);
|
340 |
|
|
out.close();
|
341 |
1360
|
tao
|
|
342 |
2098
|
jones
|
// handle shrink DBConnection request
|
343 |
|
|
} else if (action.equals("shrink")) {
|
344 |
|
|
PrintWriter out = response.getWriter();
|
345 |
|
|
boolean success = false;
|
346 |
|
|
//If all DBConnection in the pool are free and DBConnection
|
347 |
|
|
// pool
|
348 |
|
|
//size is greater than initial value, shrink the connection
|
349 |
|
|
// pool
|
350 |
|
|
//size to initial value
|
351 |
|
|
success = DBConnectionPool.shrinkConnectionPoolSize();
|
352 |
|
|
if (success) {
|
353 |
|
|
//if successfully shrink the pool size to initial value
|
354 |
|
|
out.println("DBConnection Pool shrunk successfully.");
|
355 |
|
|
}//if
|
356 |
|
|
else {
|
357 |
|
|
out.println("DBConnection pool not shrunk successfully.");
|
358 |
|
|
}
|
359 |
|
|
//close out put
|
360 |
|
|
out.close();
|
361 |
1360
|
tao
|
|
362 |
2098
|
jones
|
// aware of session expiration on every request
|
363 |
|
|
} else {
|
364 |
|
|
HttpSession sess = request.getSession(true);
|
365 |
|
|
if (sess.isNew() && !params.containsKey("sessionid")) {
|
366 |
|
|
// session expired or has not been stored b/w user requests
|
367 |
|
|
MetaCatUtil.debugMessage(
|
368 |
|
|
"in session is new or no sessionid", 40);
|
369 |
|
|
username = "public";
|
370 |
|
|
sess.setAttribute("username", username);
|
371 |
|
|
} else {
|
372 |
|
|
MetaCatUtil.debugMessage("in session is not new or "
|
373 |
|
|
+ " has sessionid parameter", 40);
|
374 |
|
|
try {
|
375 |
|
|
if (params.containsKey("sessionid")) {
|
376 |
|
|
sess_id = ((String[]) params.get("sessionid"))[0];
|
377 |
|
|
MetaCatUtil.debugMessage("in has sessionid "
|
378 |
|
|
+ sess_id, 40);
|
379 |
|
|
if (sessionHash.containsKey(sess_id)) {
|
380 |
|
|
MetaCatUtil.debugMessage("find the id "
|
381 |
|
|
+ sess_id + " in hash table", 40);
|
382 |
|
|
sess = (HttpSession) sessionHash.get(sess_id);
|
383 |
|
|
}
|
384 |
|
|
} else {
|
385 |
|
|
// we already store the session in login, so we
|
386 |
|
|
// don't need here
|
387 |
|
|
/*
|
388 |
|
|
* MetaCatUtil.debugMessage("in no sessionid
|
389 |
|
|
* parameter ", 40); sess_id =
|
390 |
|
|
* (String)sess.getId();
|
391 |
|
|
* MetaCatUtil.debugMessage("storing the session id "
|
392 |
|
|
* + sess_id + " which has username " +
|
393 |
|
|
* sess.getAttribute("username") + " into session
|
394 |
|
|
* hash in handleGetOrPost method", 35);
|
395 |
|
|
*/
|
396 |
|
|
}
|
397 |
|
|
} catch (IllegalStateException ise) {
|
398 |
|
|
System.out.println(
|
399 |
|
|
"error in handleGetOrPost: this shouldn't "
|
400 |
|
|
+ "happen: the session should be valid: "
|
401 |
|
|
+ ise.getMessage());
|
402 |
|
|
}
|
403 |
1360
|
tao
|
|
404 |
2098
|
jones
|
username = (String) sess.getAttribute("username");
|
405 |
|
|
MetaCatUtil.debugMessage("The user name from session is: "
|
406 |
|
|
+ username, 20);
|
407 |
|
|
password = (String) sess.getAttribute("password");
|
408 |
|
|
groupnames = (String[]) sess.getAttribute("groupnames");
|
409 |
|
|
}
|
410 |
1360
|
tao
|
|
411 |
2098
|
jones
|
//make user user username should be public
|
412 |
|
|
if (username == null || (username.trim().equals(""))) {
|
413 |
|
|
username = "public";
|
414 |
|
|
}
|
415 |
|
|
MetaCatUtil.debugMessage("The user is : " + username, 5);
|
416 |
|
|
}
|
417 |
|
|
// Now that we know the session is valid, we can delegate the
|
418 |
|
|
// request
|
419 |
|
|
// to a particular action handler
|
420 |
|
|
if (action.equals("query")) {
|
421 |
|
|
PrintWriter out = response.getWriter();
|
422 |
|
|
handleQuery(out, params, response, username, groupnames,
|
423 |
|
|
sess_id);
|
424 |
|
|
out.close();
|
425 |
|
|
} else if (action.equals("squery")) {
|
426 |
|
|
PrintWriter out = response.getWriter();
|
427 |
|
|
if (params.containsKey("query")) {
|
428 |
|
|
handleSQuery(out, params, response, username, groupnames,
|
429 |
|
|
sess_id);
|
430 |
|
|
out.close();
|
431 |
|
|
} else {
|
432 |
|
|
out.println(
|
433 |
|
|
"Illegal action squery without \"query\" parameter");
|
434 |
|
|
out.close();
|
435 |
|
|
}
|
436 |
|
|
} else if (action.equals("export")) {
|
437 |
1298
|
tao
|
|
438 |
2169
|
sgarg
|
handleExportAction(params, response, username,
|
439 |
2102
|
jones
|
groupnames, password);
|
440 |
2098
|
jones
|
} else if (action.equals("read")) {
|
441 |
2102
|
jones
|
handleReadAction(params, request, response, username, password,
|
442 |
2098
|
jones
|
groupnames);
|
443 |
|
|
} else if (action.equals("readinlinedata")) {
|
444 |
2102
|
jones
|
handleReadInlineDataAction(params, request, response, username,
|
445 |
2098
|
jones
|
password, groupnames);
|
446 |
|
|
} else if (action.equals("insert") || action.equals("update")) {
|
447 |
|
|
PrintWriter out = response.getWriter();
|
448 |
|
|
if ((username != null) && !username.equals("public")) {
|
449 |
2102
|
jones
|
handleInsertOrUpdateAction(request, response,
|
450 |
|
|
out, params, username, groupnames);
|
451 |
2098
|
jones
|
} else {
|
452 |
2252
|
sgarg
|
response.setContentType("text/xml");
|
453 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
454 |
|
|
out.println("<error>");
|
455 |
2098
|
jones
|
out.println("Permission denied for user " + username + " "
|
456 |
|
|
+ action);
|
457 |
2252
|
sgarg
|
out.println("</error>");
|
458 |
2098
|
jones
|
}
|
459 |
|
|
out.close();
|
460 |
|
|
} else if (action.equals("delete")) {
|
461 |
|
|
PrintWriter out = response.getWriter();
|
462 |
|
|
if ((username != null) && !username.equals("public")) {
|
463 |
2102
|
jones
|
handleDeleteAction(out, params, request, response, username,
|
464 |
2098
|
jones
|
groupnames);
|
465 |
|
|
} else {
|
466 |
2252
|
sgarg
|
response.setContentType("text/xml");
|
467 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
468 |
|
|
out.println("<error>");
|
469 |
2098
|
jones
|
out.println("Permission denied for " + action);
|
470 |
2252
|
sgarg
|
out.println("</error>");
|
471 |
2098
|
jones
|
}
|
472 |
|
|
out.close();
|
473 |
|
|
} else if (action.equals("validate")) {
|
474 |
|
|
PrintWriter out = response.getWriter();
|
475 |
|
|
handleValidateAction(out, params);
|
476 |
|
|
out.close();
|
477 |
|
|
} else if (action.equals("setaccess")) {
|
478 |
|
|
PrintWriter out = response.getWriter();
|
479 |
|
|
handleSetAccessAction(out, params, username);
|
480 |
|
|
out.close();
|
481 |
|
|
} else if (action.equals("getaccesscontrol")) {
|
482 |
|
|
PrintWriter out = response.getWriter();
|
483 |
|
|
handleGetAccessControlAction(out, params, response, username,
|
484 |
|
|
groupnames);
|
485 |
|
|
out.close();
|
486 |
|
|
} else if (action.equals("getprincipals")) {
|
487 |
|
|
PrintWriter out = response.getWriter();
|
488 |
|
|
handleGetPrincipalsAction(out, username, password);
|
489 |
|
|
out.close();
|
490 |
|
|
} else if (action.equals("getdoctypes")) {
|
491 |
|
|
PrintWriter out = response.getWriter();
|
492 |
|
|
handleGetDoctypesAction(out, params, response);
|
493 |
|
|
out.close();
|
494 |
|
|
} else if (action.equals("getdtdschema")) {
|
495 |
|
|
PrintWriter out = response.getWriter();
|
496 |
|
|
handleGetDTDSchemaAction(out, params, response);
|
497 |
|
|
out.close();
|
498 |
|
|
} else if (action.equals("getlastdocid")) {
|
499 |
|
|
PrintWriter out = response.getWriter();
|
500 |
|
|
handleGetMaxDocidAction(out, params, response);
|
501 |
|
|
out.close();
|
502 |
|
|
} else if (action.equals("getrevisionanddoctype")) {
|
503 |
|
|
PrintWriter out = response.getWriter();
|
504 |
|
|
handleGetRevisionAndDocTypeAction(out, params);
|
505 |
|
|
out.close();
|
506 |
|
|
} else if (action.equals("getversion")) {
|
507 |
|
|
response.setContentType("text/xml");
|
508 |
|
|
PrintWriter out = response.getWriter();
|
509 |
|
|
out.println(Version.getVersionAsXml());
|
510 |
|
|
out.close();
|
511 |
2113
|
jones
|
} else if (action.equals("getlog")) {
|
512 |
2312
|
jones
|
handleGetLogAction(params, request, response, username);
|
513 |
|
|
} else if (action.equals("buildindex")) {
|
514 |
|
|
handleBuildIndexAction(params, request, response, username);
|
515 |
2098
|
jones
|
} else if (action.equals("login") || action.equals("logout")) {
|
516 |
2312
|
jones
|
/*
|
517 |
2098
|
jones
|
} else if (action.equals("protocoltest")) {
|
518 |
|
|
String testURL = "metacat://dev.nceas.ucsb.edu/NCEAS.897766.9";
|
519 |
|
|
try {
|
520 |
|
|
testURL = ((String[]) params.get("url"))[0];
|
521 |
|
|
} catch (Throwable t) {
|
522 |
|
|
}
|
523 |
|
|
String phandler = System
|
524 |
|
|
.getProperty("java.protocol.handler.pkgs");
|
525 |
|
|
response.setContentType("text/html");
|
526 |
|
|
PrintWriter out = response.getWriter();
|
527 |
|
|
out.println("<body bgcolor=\"white\">");
|
528 |
|
|
out.println("<p>Handler property: <code>" + phandler
|
529 |
|
|
+ "</code></p>");
|
530 |
|
|
out.println("<p>Starting test for:<br>");
|
531 |
|
|
out.println(" " + testURL + "</p>");
|
532 |
|
|
try {
|
533 |
|
|
URL u = new URL(testURL);
|
534 |
|
|
out.println("<pre>");
|
535 |
|
|
out.println("Protocol: " + u.getProtocol());
|
536 |
|
|
out.println(" Host: " + u.getHost());
|
537 |
|
|
out.println(" Port: " + u.getPort());
|
538 |
|
|
out.println(" Path: " + u.getPath());
|
539 |
|
|
out.println(" Ref: " + u.getRef());
|
540 |
|
|
String pquery = u.getQuery();
|
541 |
|
|
out.println(" Query: " + pquery);
|
542 |
|
|
out.println(" Params: ");
|
543 |
|
|
if (pquery != null) {
|
544 |
2099
|
jones
|
Hashtable qparams = MetaCatUtil.parseQuery(u.getQuery());
|
545 |
2098
|
jones
|
for (Enumeration en = qparams.keys(); en
|
546 |
|
|
.hasMoreElements();) {
|
547 |
|
|
String pname = (String) en.nextElement();
|
548 |
|
|
String pvalue = (String) qparams.get(pname);
|
549 |
|
|
out.println(" " + pname + ": " + pvalue);
|
550 |
|
|
}
|
551 |
|
|
}
|
552 |
|
|
out.println("</pre>");
|
553 |
|
|
out.println("</body>");
|
554 |
|
|
out.close();
|
555 |
|
|
} catch (MalformedURLException mue) {
|
556 |
|
|
System.out.println(
|
557 |
|
|
"bad url from MetacatServlet.handleGetOrPost");
|
558 |
|
|
out.println(mue.getMessage());
|
559 |
|
|
mue.printStackTrace(out);
|
560 |
|
|
out.close();
|
561 |
|
|
}
|
562 |
2312
|
jones
|
*/
|
563 |
2098
|
jones
|
} else {
|
564 |
|
|
PrintWriter out = response.getWriter();
|
565 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
566 |
|
|
out.println("<error>");
|
567 |
|
|
out.println(
|
568 |
|
|
"Error: action not registered. Please report this error.");
|
569 |
|
|
out.println("</error>");
|
570 |
|
|
out.close();
|
571 |
|
|
}
|
572 |
1360
|
tao
|
|
573 |
2098
|
jones
|
//util.closeConnections();
|
574 |
|
|
// Close the stream to the client
|
575 |
|
|
//out.close();
|
576 |
|
|
}
|
577 |
|
|
}
|
578 |
425
|
bojilova
|
|
579 |
2098
|
jones
|
// LOGIN & LOGOUT SECTION
|
580 |
|
|
/**
|
581 |
|
|
* Handle the login request. Create a new session object. Do user
|
582 |
|
|
* authentication through the session.
|
583 |
|
|
*/
|
584 |
|
|
private void handleLoginAction(PrintWriter out, Hashtable params,
|
585 |
|
|
HttpServletRequest request, HttpServletResponse response)
|
586 |
943
|
tao
|
{
|
587 |
1360
|
tao
|
|
588 |
2098
|
jones
|
AuthSession sess = null;
|
589 |
2252
|
sgarg
|
|
590 |
|
|
if(params.get("username") == null){
|
591 |
|
|
response.setContentType("text/xml");
|
592 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
593 |
|
|
out.println("<error>");
|
594 |
|
|
out.println("Username not specified");
|
595 |
|
|
out.println("</error>");
|
596 |
|
|
return;
|
597 |
|
|
}
|
598 |
|
|
|
599 |
|
|
if(params.get("password") == null){
|
600 |
|
|
response.setContentType("text/xml");
|
601 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
602 |
|
|
out.println("<error>");
|
603 |
|
|
out.println("Password not specified");
|
604 |
|
|
out.println("</error>");
|
605 |
|
|
return;
|
606 |
|
|
}
|
607 |
|
|
|
608 |
2098
|
jones
|
String un = ((String[]) params.get("username"))[0];
|
609 |
|
|
MetaCatUtil.debugMessage("user " + un + " try to login", 20);
|
610 |
|
|
String pw = ((String[]) params.get("password"))[0];
|
611 |
943
|
tao
|
|
612 |
2252
|
sgarg
|
String qformat = "xml";
|
613 |
|
|
if(params.get("qformat") != null){
|
614 |
|
|
qformat = ((String[]) params.get("qformat"))[0];
|
615 |
|
|
}
|
616 |
|
|
|
617 |
2098
|
jones
|
try {
|
618 |
|
|
sess = new AuthSession();
|
619 |
|
|
} catch (Exception e) {
|
620 |
|
|
System.out.println("error in MetacatServlet.handleLoginAction: "
|
621 |
|
|
+ e.getMessage());
|
622 |
|
|
out.println(e.getMessage());
|
623 |
|
|
return;
|
624 |
|
|
}
|
625 |
|
|
boolean isValid = sess.authenticate(request, un, pw);
|
626 |
1360
|
tao
|
|
627 |
2098
|
jones
|
//if it is authernticate is true, store the session
|
628 |
|
|
if (isValid) {
|
629 |
|
|
HttpSession session = sess.getSessions();
|
630 |
|
|
String id = session.getId();
|
631 |
|
|
MetaCatUtil.debugMessage("Store session id " + id
|
632 |
|
|
+ "which has username" + session.getAttribute("username")
|
633 |
|
|
+ " into hash in login method", 35);
|
634 |
|
|
sessionHash.put(id, session);
|
635 |
|
|
}
|
636 |
1360
|
tao
|
|
637 |
2098
|
jones
|
// format and transform the output
|
638 |
|
|
if (qformat.equals("xml")) {
|
639 |
|
|
response.setContentType("text/xml");
|
640 |
|
|
out.println(sess.getMessage());
|
641 |
|
|
} else {
|
642 |
|
|
try {
|
643 |
|
|
DBTransform trans = new DBTransform();
|
644 |
|
|
response.setContentType("text/html");
|
645 |
|
|
trans.transformXMLDocument(sess.getMessage(),
|
646 |
|
|
"-//NCEAS//login//EN", "-//W3C//HTML//EN", qformat,
|
647 |
|
|
out, null);
|
648 |
|
|
} catch (Exception e) {
|
649 |
1360
|
tao
|
|
650 |
2098
|
jones
|
MetaCatUtil.debugMessage(
|
651 |
|
|
"Error in MetaCatServlet.handleLoginAction: "
|
652 |
|
|
+ e.getMessage(), 30);
|
653 |
|
|
}
|
654 |
|
|
}
|
655 |
|
|
}
|
656 |
1716
|
berkley
|
|
657 |
2098
|
jones
|
/**
|
658 |
|
|
* Handle the logout request. Close the connection.
|
659 |
|
|
*/
|
660 |
|
|
private void handleLogoutAction(PrintWriter out, Hashtable params,
|
661 |
|
|
HttpServletRequest request, HttpServletResponse response)
|
662 |
1483
|
tao
|
{
|
663 |
1716
|
berkley
|
|
664 |
2252
|
sgarg
|
String qformat = "xml";
|
665 |
|
|
if(params.get("qformat") != null){
|
666 |
|
|
qformat = ((String[]) params.get("qformat"))[0];
|
667 |
|
|
}
|
668 |
1716
|
berkley
|
|
669 |
2098
|
jones
|
// close the connection
|
670 |
|
|
HttpSession sess = request.getSession(false);
|
671 |
|
|
MetaCatUtil.debugMessage("After get session in logout request", 40);
|
672 |
|
|
if (sess != null) {
|
673 |
|
|
MetaCatUtil.debugMessage("The session id " + sess.getId()
|
674 |
|
|
+ " will be invalidate in logout action", 30);
|
675 |
|
|
MetaCatUtil.debugMessage("The session contains user "
|
676 |
|
|
+ sess.getAttribute("username")
|
677 |
|
|
+ " will be invalidate in logout action", 30);
|
678 |
|
|
sess.invalidate();
|
679 |
|
|
}
|
680 |
1716
|
berkley
|
|
681 |
2098
|
jones
|
// produce output
|
682 |
|
|
StringBuffer output = new StringBuffer();
|
683 |
|
|
output.append("<?xml version=\"1.0\"?>");
|
684 |
|
|
output.append("<logout>");
|
685 |
|
|
output.append("User logged out");
|
686 |
|
|
output.append("</logout>");
|
687 |
1483
|
tao
|
|
688 |
2098
|
jones
|
//format and transform the output
|
689 |
|
|
if (qformat.equals("xml")) {
|
690 |
|
|
response.setContentType("text/xml");
|
691 |
|
|
out.println(output.toString());
|
692 |
|
|
} else {
|
693 |
|
|
try {
|
694 |
|
|
DBTransform trans = new DBTransform();
|
695 |
|
|
response.setContentType("text/html");
|
696 |
|
|
trans.transformXMLDocument(output.toString(),
|
697 |
|
|
"-//NCEAS//login//EN", "-//W3C//HTML//EN", qformat,
|
698 |
|
|
out, null);
|
699 |
|
|
} catch (Exception e) {
|
700 |
|
|
MetaCatUtil.debugMessage(
|
701 |
|
|
"Error in MetaCatServlet.handleLogoutAction"
|
702 |
|
|
+ e.getMessage(), 30);
|
703 |
|
|
}
|
704 |
1716
|
berkley
|
}
|
705 |
2098
|
jones
|
}
|
706 |
1483
|
tao
|
|
707 |
2098
|
jones
|
// END OF LOGIN & LOGOUT SECTION
|
708 |
1716
|
berkley
|
|
709 |
2098
|
jones
|
// SQUERY & QUERY SECTION
|
710 |
|
|
/**
|
711 |
|
|
* Retreive the squery xml, execute it and display it
|
712 |
2169
|
sgarg
|
*
|
713 |
2098
|
jones
|
* @param out the output stream to the client
|
714 |
|
|
* @param params the Hashtable of parameters that should be included in the
|
715 |
|
|
* squery.
|
716 |
|
|
* @param response the response object linked to the client
|
717 |
|
|
* @param conn the database connection
|
718 |
|
|
*/
|
719 |
|
|
protected void handleSQuery(PrintWriter out, Hashtable params,
|
720 |
|
|
HttpServletResponse response, String user, String[] groups,
|
721 |
|
|
String sessionid)
|
722 |
|
|
{
|
723 |
|
|
double startTime = System.currentTimeMillis() / 1000;
|
724 |
|
|
DBQuery queryobj = new DBQuery(saxparser);
|
725 |
|
|
queryobj.findDocuments(response, out, params, user, groups, sessionid);
|
726 |
|
|
double outPutTime = System.currentTimeMillis() / 1000;
|
727 |
|
|
MetaCatUtil.debugMessage("total search time: "
|
728 |
|
|
+ (outPutTime - startTime), 30);
|
729 |
1483
|
tao
|
|
730 |
2098
|
jones
|
}
|
731 |
1716
|
berkley
|
|
732 |
2098
|
jones
|
/**
|
733 |
|
|
* Create the xml query, execute it and display the results.
|
734 |
2169
|
sgarg
|
*
|
735 |
2098
|
jones
|
* @param out the output stream to the client
|
736 |
|
|
* @param params the Hashtable of parameters that should be included in the
|
737 |
|
|
* squery.
|
738 |
|
|
* @param response the response object linked to the client
|
739 |
|
|
*/
|
740 |
|
|
protected void handleQuery(PrintWriter out, Hashtable params,
|
741 |
|
|
HttpServletResponse response, String user, String[] groups,
|
742 |
|
|
String sessionid)
|
743 |
1490
|
tao
|
{
|
744 |
2098
|
jones
|
//create the query and run it
|
745 |
|
|
String xmlquery = DBQuery.createSQuery(params);
|
746 |
|
|
String[] queryArray = new String[1];
|
747 |
|
|
queryArray[0] = xmlquery;
|
748 |
|
|
params.put("query", queryArray);
|
749 |
|
|
double startTime = System.currentTimeMillis() / 1000;
|
750 |
|
|
DBQuery queryobj = new DBQuery(saxparser);
|
751 |
|
|
queryobj.findDocuments(response, out, params, user, groups, sessionid);
|
752 |
|
|
double outPutTime = System.currentTimeMillis() / 1000;
|
753 |
|
|
MetaCatUtil.debugMessage("total search time: "
|
754 |
|
|
+ (outPutTime - startTime), 30);
|
755 |
1716
|
berkley
|
|
756 |
2098
|
jones
|
//handleSQuery(out, params, response,user, groups, sessionid);
|
757 |
1490
|
tao
|
}
|
758 |
1716
|
berkley
|
|
759 |
2098
|
jones
|
// END OF SQUERY & QUERY SECTION
|
760 |
1716
|
berkley
|
|
761 |
2098
|
jones
|
//Exoport section
|
762 |
|
|
/**
|
763 |
|
|
* Handle the "export" request of data package from Metacat in zip format
|
764 |
2169
|
sgarg
|
*
|
765 |
2098
|
jones
|
* @param params the Hashtable of HTTP request parameters
|
766 |
|
|
* @param response the HTTP response object linked to the client
|
767 |
|
|
* @param user the username sent the request
|
768 |
|
|
* @param groups the user's groupnames
|
769 |
|
|
*/
|
770 |
2169
|
sgarg
|
private void handleExportAction(Hashtable params,
|
771 |
|
|
HttpServletResponse response,
|
772 |
2102
|
jones
|
String user, String[] groups, String passWord)
|
773 |
2098
|
jones
|
{
|
774 |
|
|
// Output stream
|
775 |
|
|
ServletOutputStream out = null;
|
776 |
|
|
// Zip output stream
|
777 |
|
|
ZipOutputStream zOut = null;
|
778 |
|
|
DocumentImpl docImpls = null;
|
779 |
|
|
DBQuery queryObj = null;
|
780 |
1716
|
berkley
|
|
781 |
2098
|
jones
|
String[] docs = new String[10];
|
782 |
|
|
String docId = "";
|
783 |
1360
|
tao
|
|
784 |
731
|
bojilova
|
try {
|
785 |
2098
|
jones
|
// read the params
|
786 |
|
|
if (params.containsKey("docid")) {
|
787 |
|
|
docs = (String[]) params.get("docid");
|
788 |
731
|
bojilova
|
}
|
789 |
2098
|
jones
|
// Create a DBuery to handle export
|
790 |
|
|
queryObj = new DBQuery(saxparser);
|
791 |
|
|
// Get the docid
|
792 |
|
|
docId = docs[0];
|
793 |
|
|
// Make sure the client specify docid
|
794 |
|
|
if (docId == null || docId.equals("")) {
|
795 |
|
|
response.setContentType("text/xml"); //MIME type
|
796 |
|
|
// Get a printwriter
|
797 |
|
|
PrintWriter pw = response.getWriter();
|
798 |
|
|
// Send back message
|
799 |
|
|
pw.println("<?xml version=\"1.0\"?>");
|
800 |
|
|
pw.println("<error>");
|
801 |
|
|
pw.println("You didn't specify requested docid");
|
802 |
|
|
pw.println("</error>");
|
803 |
|
|
// Close printwriter
|
804 |
|
|
pw.close();
|
805 |
|
|
return;
|
806 |
|
|
}
|
807 |
|
|
// Get output stream
|
808 |
|
|
out = response.getOutputStream();
|
809 |
|
|
response.setContentType("application/zip"); //MIME type
|
810 |
|
|
zOut = new ZipOutputStream(out);
|
811 |
|
|
zOut = queryObj
|
812 |
|
|
.getZippedPackage(docId, out, user, groups, passWord);
|
813 |
|
|
zOut.finish(); //terminate the zip file
|
814 |
|
|
zOut.close(); //close the zip stream
|
815 |
731
|
bojilova
|
|
816 |
2098
|
jones
|
} catch (Exception e) {
|
817 |
|
|
try {
|
818 |
|
|
response.setContentType("text/xml"); //MIME type
|
819 |
|
|
// Send error message back
|
820 |
|
|
if (out != null) {
|
821 |
|
|
PrintWriter pw = new PrintWriter(out);
|
822 |
|
|
pw.println("<?xml version=\"1.0\"?>");
|
823 |
|
|
pw.println("<error>");
|
824 |
|
|
pw.println(e.getMessage());
|
825 |
|
|
pw.println("</error>");
|
826 |
|
|
// Close printwriter
|
827 |
|
|
pw.close();
|
828 |
|
|
// Close output stream
|
829 |
|
|
out.close();
|
830 |
|
|
}
|
831 |
|
|
// Close zip output stream
|
832 |
|
|
if (zOut != null) {
|
833 |
|
|
zOut.close();
|
834 |
|
|
}
|
835 |
|
|
} catch (IOException ioe) {
|
836 |
|
|
MetaCatUtil.debugMessage("Problem with the servlet output "
|
837 |
|
|
+ "in MetacatServlet.handleExportAction: "
|
838 |
|
|
+ ioe.getMessage(), 30);
|
839 |
731
|
bojilova
|
}
|
840 |
|
|
|
841 |
2098
|
jones
|
MetaCatUtil.debugMessage(
|
842 |
|
|
"Error in MetacatServlet.handleExportAction: "
|
843 |
|
|
+ e.getMessage(), 30);
|
844 |
|
|
e.printStackTrace(System.out);
|
845 |
|
|
|
846 |
731
|
bojilova
|
}
|
847 |
1360
|
tao
|
|
848 |
2098
|
jones
|
}
|
849 |
1360
|
tao
|
|
850 |
2098
|
jones
|
/**
|
851 |
|
|
* In eml2 document, the xml can have inline data and data was stripped off
|
852 |
|
|
* and store in file system. This action can be used to read inline data
|
853 |
|
|
* only
|
854 |
2169
|
sgarg
|
*
|
855 |
2098
|
jones
|
* @param params the Hashtable of HTTP request parameters
|
856 |
|
|
* @param response the HTTP response object linked to the client
|
857 |
|
|
* @param user the username sent the request
|
858 |
|
|
* @param groups the user's groupnames
|
859 |
|
|
*/
|
860 |
|
|
private void handleReadInlineDataAction(Hashtable params,
|
861 |
2169
|
sgarg
|
HttpServletRequest request, HttpServletResponse response,
|
862 |
2102
|
jones
|
String user, String passWord, String[] groups)
|
863 |
2098
|
jones
|
{
|
864 |
|
|
String[] docs = new String[10];
|
865 |
|
|
String inlineDataId = null;
|
866 |
|
|
String docId = "";
|
867 |
|
|
ServletOutputStream out = null;
|
868 |
1360
|
tao
|
|
869 |
2098
|
jones
|
try {
|
870 |
|
|
// read the params
|
871 |
|
|
if (params.containsKey("inlinedataid")) {
|
872 |
|
|
docs = (String[]) params.get("inlinedataid");
|
873 |
|
|
}
|
874 |
|
|
// Get the docid
|
875 |
|
|
inlineDataId = docs[0];
|
876 |
|
|
// Make sure the client specify docid
|
877 |
2169
|
sgarg
|
if (inlineDataId == null || inlineDataId.equals("")) {
|
878 |
2098
|
jones
|
throw new Exception("You didn't specify requested inlinedataid"); }
|
879 |
1360
|
tao
|
|
880 |
2098
|
jones
|
// check for permission
|
881 |
|
|
docId = MetaCatUtil
|
882 |
|
|
.getDocIdWithoutRevFromInlineDataID(inlineDataId);
|
883 |
|
|
PermissionController controller = new PermissionController(docId);
|
884 |
|
|
// check top level read permission
|
885 |
|
|
if (!controller.hasPermission(user, groups,
|
886 |
2245
|
sgarg
|
AccessControlInterface.READSTRING))
|
887 |
|
|
{
|
888 |
2098
|
jones
|
throw new Exception("User " + user
|
889 |
|
|
+ " doesn't have permission " + " to read document "
|
890 |
|
|
+ docId);
|
891 |
|
|
}
|
892 |
2245
|
sgarg
|
else
|
893 |
|
|
{
|
894 |
|
|
//check data access level
|
895 |
|
|
try
|
896 |
|
|
{
|
897 |
|
|
Hashtable unReadableInlineDataList =
|
898 |
2292
|
sgarg
|
PermissionController.getUnReadableInlineDataIdList(docId,
|
899 |
|
|
user, groups, false);
|
900 |
|
|
if (unReadableInlineDataList.containsValue(
|
901 |
|
|
MetaCatUtil.getInlineDataIdWithoutRev(inlineDataId)))
|
902 |
2245
|
sgarg
|
{
|
903 |
|
|
throw new Exception("User " + user
|
904 |
|
|
+ " doesn't have permission " + " to read inlinedata "
|
905 |
|
|
+ inlineDataId);
|
906 |
2098
|
jones
|
|
907 |
2245
|
sgarg
|
}//if
|
908 |
|
|
}//try
|
909 |
|
|
catch (Exception e)
|
910 |
|
|
{
|
911 |
|
|
throw e;
|
912 |
|
|
}//catch
|
913 |
|
|
}//else
|
914 |
|
|
|
915 |
2098
|
jones
|
// Get output stream
|
916 |
|
|
out = response.getOutputStream();
|
917 |
|
|
// read the inline data from the file
|
918 |
|
|
String inlinePath = MetaCatUtil.getOption("inlinedatafilepath");
|
919 |
|
|
File lineData = new File(inlinePath, inlineDataId);
|
920 |
|
|
FileInputStream input = new FileInputStream(lineData);
|
921 |
|
|
byte[] buffer = new byte[4 * 1024];
|
922 |
|
|
int bytes = input.read(buffer);
|
923 |
|
|
while (bytes != -1) {
|
924 |
|
|
out.write(buffer, 0, bytes);
|
925 |
|
|
bytes = input.read(buffer);
|
926 |
|
|
}
|
927 |
1292
|
tao
|
out.close();
|
928 |
1360
|
tao
|
|
929 |
2169
|
sgarg
|
EventLog.getInstance().log(request.getRemoteAddr(), user,
|
930 |
2102
|
jones
|
inlineDataId, "readinlinedata");
|
931 |
2098
|
jones
|
} catch (Exception e) {
|
932 |
|
|
try {
|
933 |
|
|
PrintWriter pw = null;
|
934 |
|
|
// Send error message back
|
935 |
|
|
if (out != null) {
|
936 |
|
|
pw = new PrintWriter(out);
|
937 |
|
|
} else {
|
938 |
|
|
pw = response.getWriter();
|
939 |
|
|
}
|
940 |
|
|
pw.println("<?xml version=\"1.0\"?>");
|
941 |
|
|
pw.println("<error>");
|
942 |
|
|
pw.println(e.getMessage());
|
943 |
|
|
pw.println("</error>");
|
944 |
|
|
// Close printwriter
|
945 |
|
|
pw.close();
|
946 |
|
|
// Close output stream if out is not null
|
947 |
|
|
if (out != null) {
|
948 |
|
|
out.close();
|
949 |
|
|
}
|
950 |
|
|
} catch (IOException ioe) {
|
951 |
|
|
MetaCatUtil.debugMessage("Problem with the servlet output "
|
952 |
|
|
+ "in MetacatServlet.handleExportAction: "
|
953 |
|
|
+ ioe.getMessage(), 30);
|
954 |
|
|
}
|
955 |
|
|
MetaCatUtil.debugMessage(
|
956 |
|
|
"Error in MetacatServlet.handleReadInlineDataAction: "
|
957 |
|
|
+ e.getMessage(), 30);
|
958 |
1292
|
tao
|
}
|
959 |
2098
|
jones
|
}
|
960 |
|
|
|
961 |
|
|
/*
|
962 |
|
|
* Get the nodeid from xml_nodes for the inlinedataid
|
963 |
|
|
*/
|
964 |
|
|
private long getInlineDataNodeId(String inLineDataId, String docId)
|
965 |
|
|
throws SQLException
|
966 |
1292
|
tao
|
{
|
967 |
2098
|
jones
|
long nodeId = 0;
|
968 |
|
|
String INLINE = "inline";
|
969 |
|
|
boolean hasRow;
|
970 |
|
|
PreparedStatement pStmt = null;
|
971 |
|
|
DBConnection conn = null;
|
972 |
|
|
int serialNumber = -1;
|
973 |
|
|
String sql = "SELECT nodeid FROM xml_nodes WHERE docid=? AND nodedata=? "
|
974 |
|
|
+ "AND nodetype='TEXT' AND parentnodeid IN "
|
975 |
|
|
+ "(SELECT nodeid FROM xml_nodes WHERE docid=? AND "
|
976 |
|
|
+ "nodetype='ELEMENT' AND nodename='" + INLINE + "')";
|
977 |
1360
|
tao
|
|
978 |
2098
|
jones
|
try {
|
979 |
|
|
//check out DBConnection
|
980 |
|
|
conn = DBConnectionPool
|
981 |
|
|
.getDBConnection("AccessControlList.isAllowFirst");
|
982 |
|
|
serialNumber = conn.getCheckOutSerialNumber();
|
983 |
1360
|
tao
|
|
984 |
2098
|
jones
|
pStmt = conn.prepareStatement(sql);
|
985 |
|
|
//bind value
|
986 |
|
|
pStmt.setString(1, docId);//docid
|
987 |
|
|
pStmt.setString(2, inLineDataId);//inlinedataid
|
988 |
|
|
pStmt.setString(3, docId);
|
989 |
|
|
// excute query
|
990 |
|
|
pStmt.execute();
|
991 |
|
|
ResultSet rs = pStmt.getResultSet();
|
992 |
|
|
hasRow = rs.next();
|
993 |
|
|
// get result
|
994 |
|
|
if (hasRow) {
|
995 |
|
|
nodeId = rs.getLong(1);
|
996 |
|
|
}//if
|
997 |
|
|
|
998 |
|
|
} catch (SQLException e) {
|
999 |
|
|
throw e;
|
1000 |
|
|
} finally {
|
1001 |
|
|
try {
|
1002 |
|
|
pStmt.close();
|
1003 |
|
|
} finally {
|
1004 |
|
|
DBConnectionPool.returnDBConnection(conn, serialNumber);
|
1005 |
|
|
}
|
1006 |
1292
|
tao
|
}
|
1007 |
2098
|
jones
|
MetaCatUtil.debugMessage("The nodeid for inlinedataid " + inLineDataId
|
1008 |
|
|
+ " is: " + nodeId, 35);
|
1009 |
|
|
return nodeId;
|
1010 |
|
|
}
|
1011 |
1360
|
tao
|
|
1012 |
2098
|
jones
|
/**
|
1013 |
|
|
* Handle the "read" request of metadata/data files from Metacat or any
|
1014 |
|
|
* files from Internet; transformed metadata XML document into HTML
|
1015 |
|
|
* presentation if requested; zip files when more than one were requested.
|
1016 |
2169
|
sgarg
|
*
|
1017 |
2098
|
jones
|
* @param params the Hashtable of HTTP request parameters
|
1018 |
2102
|
jones
|
* @param request the HTTP request object linked to the client
|
1019 |
2098
|
jones
|
* @param response the HTTP response object linked to the client
|
1020 |
|
|
* @param user the username sent the request
|
1021 |
|
|
* @param groups the user's groupnames
|
1022 |
|
|
*/
|
1023 |
2102
|
jones
|
private void handleReadAction(Hashtable params, HttpServletRequest request,
|
1024 |
2098
|
jones
|
HttpServletResponse response, String user, String passWord,
|
1025 |
|
|
String[] groups)
|
1026 |
|
|
{
|
1027 |
|
|
ServletOutputStream out = null;
|
1028 |
|
|
ZipOutputStream zout = null;
|
1029 |
|
|
PrintWriter pw = null;
|
1030 |
|
|
boolean zip = false;
|
1031 |
|
|
boolean withInlineData = true;
|
1032 |
1360
|
tao
|
|
1033 |
2098
|
jones
|
try {
|
1034 |
|
|
String[] docs = new String[0];
|
1035 |
|
|
String docid = "";
|
1036 |
|
|
String qformat = "";
|
1037 |
|
|
String abstrpath = null;
|
1038 |
731
|
bojilova
|
|
1039 |
2098
|
jones
|
// read the params
|
1040 |
|
|
if (params.containsKey("docid")) {
|
1041 |
|
|
docs = (String[]) params.get("docid");
|
1042 |
|
|
}
|
1043 |
|
|
if (params.containsKey("qformat")) {
|
1044 |
|
|
qformat = ((String[]) params.get("qformat"))[0];
|
1045 |
|
|
}
|
1046 |
|
|
// the param for only metadata (eml)
|
1047 |
2245
|
sgarg
|
// we don't support read a eml document without inline data now.
|
1048 |
|
|
/*if (params.containsKey("inlinedata")) {
|
1049 |
1360
|
tao
|
|
1050 |
2098
|
jones
|
String inlineData = ((String[]) params.get("inlinedata"))[0];
|
1051 |
|
|
if (inlineData.equalsIgnoreCase("false")) {
|
1052 |
|
|
withInlineData = false;
|
1053 |
|
|
}
|
1054 |
2245
|
sgarg
|
}*/
|
1055 |
2098
|
jones
|
if ((docs.length > 1) || qformat.equals("zip")) {
|
1056 |
|
|
zip = true;
|
1057 |
|
|
out = response.getOutputStream();
|
1058 |
|
|
response.setContentType("application/zip"); //MIME type
|
1059 |
|
|
zout = new ZipOutputStream(out);
|
1060 |
|
|
}
|
1061 |
|
|
// go through the list of docs to read
|
1062 |
|
|
for (int i = 0; i < docs.length; i++) {
|
1063 |
|
|
try {
|
1064 |
1360
|
tao
|
|
1065 |
2098
|
jones
|
URL murl = new URL(docs[i]);
|
1066 |
2099
|
jones
|
Hashtable murlQueryStr = MetaCatUtil.parseQuery(
|
1067 |
|
|
murl.getQuery());
|
1068 |
2098
|
jones
|
// case docid="http://.../?docid=aaa"
|
1069 |
|
|
// or docid="metacat://.../?docid=bbb"
|
1070 |
|
|
if (murlQueryStr.containsKey("docid")) {
|
1071 |
|
|
// get only docid, eliminate the rest
|
1072 |
|
|
docid = (String) murlQueryStr.get("docid");
|
1073 |
|
|
if (zip) {
|
1074 |
2102
|
jones
|
addDocToZip(request, docid, zout, user, groups);
|
1075 |
2098
|
jones
|
} else {
|
1076 |
2102
|
jones
|
readFromMetacat(request, response, docid, qformat,
|
1077 |
2098
|
jones
|
abstrpath, user, groups, zip, zout,
|
1078 |
|
|
withInlineData, params);
|
1079 |
|
|
}
|
1080 |
1360
|
tao
|
|
1081 |
2098
|
jones
|
// case docid="http://.../filename"
|
1082 |
|
|
} else {
|
1083 |
|
|
docid = docs[i];
|
1084 |
|
|
if (zip) {
|
1085 |
2102
|
jones
|
addDocToZip(request, docid, zout, user, groups);
|
1086 |
2098
|
jones
|
} else {
|
1087 |
|
|
readFromURLConnection(response, docid);
|
1088 |
|
|
}
|
1089 |
|
|
}
|
1090 |
2169
|
sgarg
|
|
1091 |
2098
|
jones
|
} catch (MalformedURLException mue) {
|
1092 |
|
|
docid = docs[i];
|
1093 |
|
|
if (zip) {
|
1094 |
2102
|
jones
|
addDocToZip(request, docid, zout, user, groups);
|
1095 |
2098
|
jones
|
} else {
|
1096 |
2169
|
sgarg
|
readFromMetacat(request, response, docid, qformat,
|
1097 |
|
|
abstrpath, user, groups, zip, zout,
|
1098 |
2102
|
jones
|
withInlineData, params);
|
1099 |
2098
|
jones
|
}
|
1100 |
|
|
}
|
1101 |
2099
|
jones
|
}
|
1102 |
1360
|
tao
|
|
1103 |
2098
|
jones
|
if (zip) {
|
1104 |
|
|
zout.finish(); //terminate the zip file
|
1105 |
|
|
zout.close(); //close the zip stream
|
1106 |
|
|
}
|
1107 |
1360
|
tao
|
|
1108 |
2098
|
jones
|
} catch (McdbDocNotFoundException notFoundE) {
|
1109 |
|
|
// To handle doc not found exception
|
1110 |
|
|
// the docid which didn't be found
|
1111 |
|
|
String notFoundDocId = notFoundE.getUnfoundDocId();
|
1112 |
|
|
String notFoundRevision = notFoundE.getUnfoundRevision();
|
1113 |
|
|
MetaCatUtil.debugMessage("Missed id: " + notFoundDocId, 30);
|
1114 |
|
|
MetaCatUtil.debugMessage("Missed rev: " + notFoundRevision, 30);
|
1115 |
|
|
try {
|
1116 |
|
|
// read docid from remote server
|
1117 |
|
|
readFromRemoteMetaCat(response, notFoundDocId,
|
1118 |
|
|
notFoundRevision, user, passWord, out, zip, zout);
|
1119 |
|
|
// Close zout outputstream
|
1120 |
|
|
if (zout != null) {
|
1121 |
|
|
zout.close();
|
1122 |
|
|
}
|
1123 |
|
|
// close output stream
|
1124 |
|
|
if (out != null) {
|
1125 |
|
|
out.close();
|
1126 |
|
|
}
|
1127 |
1360
|
tao
|
|
1128 |
2098
|
jones
|
} catch (Exception exc) {
|
1129 |
|
|
MetaCatUtil.debugMessage(
|
1130 |
|
|
"Erorr in MetacatServlet.hanldReadAction: "
|
1131 |
|
|
+ exc.getMessage(), 30);
|
1132 |
|
|
try {
|
1133 |
|
|
if (out != null) {
|
1134 |
|
|
response.setContentType("text/xml");
|
1135 |
|
|
// Send back error message by printWriter
|
1136 |
|
|
pw = new PrintWriter(out);
|
1137 |
|
|
pw.println("<?xml version=\"1.0\"?>");
|
1138 |
|
|
pw.println("<error>");
|
1139 |
|
|
pw.println(notFoundE.getMessage());
|
1140 |
|
|
pw.println("</error>");
|
1141 |
|
|
pw.close();
|
1142 |
|
|
out.close();
|
1143 |
1360
|
tao
|
|
1144 |
2098
|
jones
|
} else {
|
1145 |
|
|
response.setContentType("text/xml"); //MIME type
|
1146 |
|
|
// Send back error message if out = null
|
1147 |
|
|
if (pw == null) {
|
1148 |
|
|
// If pw is null, open the respnose
|
1149 |
|
|
pw = response.getWriter();
|
1150 |
|
|
}
|
1151 |
|
|
pw.println("<?xml version=\"1.0\"?>");
|
1152 |
|
|
pw.println("<error>");
|
1153 |
|
|
pw.println(notFoundE.getMessage());
|
1154 |
|
|
pw.println("</error>");
|
1155 |
|
|
pw.close();
|
1156 |
|
|
}
|
1157 |
|
|
// close zout
|
1158 |
|
|
if (zout != null) {
|
1159 |
|
|
zout.close();
|
1160 |
|
|
}
|
1161 |
|
|
} catch (IOException ie) {
|
1162 |
|
|
MetaCatUtil.debugMessage("Problem with the servlet output "
|
1163 |
|
|
+ "in MetacatServlet.handleReadAction: "
|
1164 |
|
|
+ ie.getMessage(), 30);
|
1165 |
|
|
}
|
1166 |
|
|
}
|
1167 |
|
|
} catch (Exception e) {
|
1168 |
|
|
try {
|
1169 |
1716
|
berkley
|
|
1170 |
2098
|
jones
|
if (out != null) {
|
1171 |
|
|
response.setContentType("text/xml"); //MIME type
|
1172 |
|
|
pw = new PrintWriter(out);
|
1173 |
|
|
pw.println("<?xml version=\"1.0\"?>");
|
1174 |
|
|
pw.println("<error>");
|
1175 |
|
|
pw.println(e.getMessage());
|
1176 |
|
|
pw.println("</error>");
|
1177 |
|
|
pw.close();
|
1178 |
|
|
out.close();
|
1179 |
|
|
} else {
|
1180 |
|
|
response.setContentType("text/xml"); //MIME type
|
1181 |
|
|
// Send back error message if out = null
|
1182 |
|
|
if (pw == null) {
|
1183 |
|
|
pw = response.getWriter();
|
1184 |
|
|
}
|
1185 |
|
|
pw.println("<?xml version=\"1.0\"?>");
|
1186 |
|
|
pw.println("<error>");
|
1187 |
|
|
pw.println(e.getMessage());
|
1188 |
|
|
pw.println("</error>");
|
1189 |
|
|
pw.close();
|
1190 |
1360
|
tao
|
|
1191 |
2098
|
jones
|
}
|
1192 |
|
|
// Close zip output stream
|
1193 |
|
|
if (zout != null) {
|
1194 |
|
|
zout.close();
|
1195 |
|
|
}
|
1196 |
1360
|
tao
|
|
1197 |
2098
|
jones
|
} catch (IOException ioe) {
|
1198 |
|
|
MetaCatUtil.debugMessage("Problem with the servlet output "
|
1199 |
|
|
+ "in MetacatServlet.handleReadAction: "
|
1200 |
|
|
+ ioe.getMessage(), 30);
|
1201 |
|
|
ioe.printStackTrace(System.out);
|
1202 |
731
|
bojilova
|
|
1203 |
2098
|
jones
|
}
|
1204 |
1360
|
tao
|
|
1205 |
2098
|
jones
|
MetaCatUtil.debugMessage(
|
1206 |
|
|
"Error in MetacatServlet.handleReadAction: "
|
1207 |
|
|
+ e.getMessage(), 30);
|
1208 |
|
|
//e.printStackTrace(System.out);
|
1209 |
731
|
bojilova
|
}
|
1210 |
2098
|
jones
|
}
|
1211 |
1360
|
tao
|
|
1212 |
2169
|
sgarg
|
/** read metadata or data from Metacat
|
1213 |
2098
|
jones
|
*/
|
1214 |
2169
|
sgarg
|
private void readFromMetacat(HttpServletRequest request,
|
1215 |
2102
|
jones
|
HttpServletResponse response, String docid, String qformat,
|
1216 |
|
|
String abstrpath, String user, String[] groups, boolean zip,
|
1217 |
|
|
ZipOutputStream zout, boolean withInlineData, Hashtable params)
|
1218 |
|
|
throws ClassNotFoundException, IOException, SQLException,
|
1219 |
|
|
McdbException, Exception
|
1220 |
1292
|
tao
|
{
|
1221 |
1360
|
tao
|
|
1222 |
2098
|
jones
|
try {
|
1223 |
1360
|
tao
|
|
1224 |
2098
|
jones
|
DocumentImpl doc = new DocumentImpl(docid);
|
1225 |
1360
|
tao
|
|
1226 |
2098
|
jones
|
//check the permission for read
|
1227 |
2113
|
jones
|
if (!DocumentImpl.hasReadPermission(user, groups, docid)) {
|
1228 |
2098
|
jones
|
Exception e = new Exception("User " + user
|
1229 |
|
|
+ " does not have permission"
|
1230 |
|
|
+ " to read the document with the docid " + docid);
|
1231 |
731
|
bojilova
|
|
1232 |
2098
|
jones
|
throw e;
|
1233 |
|
|
}
|
1234 |
1360
|
tao
|
|
1235 |
2098
|
jones
|
if (doc.getRootNodeID() == 0) {
|
1236 |
|
|
// this is data file
|
1237 |
|
|
String filepath = MetaCatUtil.getOption("datafilepath");
|
1238 |
|
|
if (!filepath.endsWith("/")) {
|
1239 |
|
|
filepath += "/";
|
1240 |
|
|
}
|
1241 |
|
|
String filename = filepath + docid;
|
1242 |
|
|
FileInputStream fin = null;
|
1243 |
|
|
fin = new FileInputStream(filename);
|
1244 |
1360
|
tao
|
|
1245 |
2098
|
jones
|
//MIME type
|
1246 |
|
|
String contentType = getServletContext().getMimeType(filename);
|
1247 |
|
|
if (contentType == null) {
|
1248 |
|
|
ContentTypeProvider provider = new ContentTypeProvider(
|
1249 |
|
|
docid);
|
1250 |
|
|
contentType = provider.getContentType();
|
1251 |
|
|
MetaCatUtil.debugMessage("Final contenttype is: "
|
1252 |
|
|
+ contentType, 30);
|
1253 |
|
|
}
|
1254 |
731
|
bojilova
|
|
1255 |
2098
|
jones
|
response.setContentType(contentType);
|
1256 |
|
|
// if we decide to use "application/octet-stream" for all data
|
1257 |
|
|
// returns
|
1258 |
|
|
// response.setContentType("application/octet-stream");
|
1259 |
731
|
bojilova
|
|
1260 |
2098
|
jones
|
try {
|
1261 |
731
|
bojilova
|
|
1262 |
2098
|
jones
|
ServletOutputStream out = response.getOutputStream();
|
1263 |
|
|
byte[] buf = new byte[4 * 1024]; // 4K buffer
|
1264 |
|
|
int b = fin.read(buf);
|
1265 |
|
|
while (b != -1) {
|
1266 |
|
|
out.write(buf, 0, b);
|
1267 |
|
|
b = fin.read(buf);
|
1268 |
|
|
}
|
1269 |
|
|
} finally {
|
1270 |
|
|
if (fin != null) fin.close();
|
1271 |
|
|
}
|
1272 |
2169
|
sgarg
|
|
1273 |
2098
|
jones
|
} else {
|
1274 |
|
|
// this is metadata doc
|
1275 |
2273
|
sgarg
|
if (qformat.equals("xml") || qformat.equals("")) {
|
1276 |
|
|
// if equals "", that means no qformat is specified. hence
|
1277 |
|
|
// by default the document should be returned in xml format
|
1278 |
2098
|
jones
|
// set content type first
|
1279 |
|
|
response.setContentType("text/xml"); //MIME type
|
1280 |
|
|
PrintWriter out = response.getWriter();
|
1281 |
|
|
doc.toXml(out, user, groups, withInlineData);
|
1282 |
|
|
} else {
|
1283 |
|
|
response.setContentType("text/html"); //MIME type
|
1284 |
|
|
PrintWriter out = response.getWriter();
|
1285 |
1360
|
tao
|
|
1286 |
2098
|
jones
|
// Look up the document type
|
1287 |
|
|
String doctype = doc.getDoctype();
|
1288 |
|
|
// Transform the document to the new doctype
|
1289 |
|
|
DBTransform dbt = new DBTransform();
|
1290 |
|
|
dbt.transformXMLDocument(doc.toString(user, groups,
|
1291 |
|
|
withInlineData), doctype, "-//W3C//HTML//EN",
|
1292 |
|
|
qformat, out, params);
|
1293 |
|
|
}
|
1294 |
1360
|
tao
|
|
1295 |
2098
|
jones
|
}
|
1296 |
2169
|
sgarg
|
EventLog.getInstance().log(request.getRemoteAddr(), user,
|
1297 |
2101
|
jones
|
docid, "read");
|
1298 |
2098
|
jones
|
} catch (Exception except) {
|
1299 |
|
|
throw except;
|
1300 |
|
|
}
|
1301 |
|
|
}
|
1302 |
1360
|
tao
|
|
1303 |
2169
|
sgarg
|
/**
|
1304 |
|
|
* read data from URLConnection
|
1305 |
2098
|
jones
|
*/
|
1306 |
|
|
private void readFromURLConnection(HttpServletResponse response,
|
1307 |
|
|
String docid) throws IOException, MalformedURLException
|
1308 |
|
|
{
|
1309 |
|
|
ServletOutputStream out = response.getOutputStream();
|
1310 |
|
|
String contentType = getServletContext().getMimeType(docid); //MIME
|
1311 |
|
|
// type
|
1312 |
|
|
if (contentType == null) {
|
1313 |
|
|
if (docid.endsWith(".xml")) {
|
1314 |
|
|
contentType = "text/xml";
|
1315 |
|
|
} else if (docid.endsWith(".css")) {
|
1316 |
|
|
contentType = "text/css";
|
1317 |
|
|
} else if (docid.endsWith(".dtd")) {
|
1318 |
|
|
contentType = "text/plain";
|
1319 |
|
|
} else if (docid.endsWith(".xsd")) {
|
1320 |
|
|
contentType = "text/xml";
|
1321 |
|
|
} else if (docid.endsWith("/")) {
|
1322 |
|
|
contentType = "text/html";
|
1323 |
|
|
} else {
|
1324 |
|
|
File f = new File(docid);
|
1325 |
|
|
if (f.isDirectory()) {
|
1326 |
|
|
contentType = "text/html";
|
1327 |
|
|
} else {
|
1328 |
|
|
contentType = "application/octet-stream";
|
1329 |
|
|
}
|
1330 |
|
|
}
|
1331 |
1360
|
tao
|
}
|
1332 |
2098
|
jones
|
response.setContentType(contentType);
|
1333 |
|
|
// if we decide to use "application/octet-stream" for all data returns
|
1334 |
|
|
// response.setContentType("application/octet-stream");
|
1335 |
1360
|
tao
|
|
1336 |
2098
|
jones
|
// this is http url
|
1337 |
|
|
URL url = new URL(docid);
|
1338 |
|
|
BufferedInputStream bis = null;
|
1339 |
|
|
try {
|
1340 |
|
|
bis = new BufferedInputStream(url.openStream());
|
1341 |
731
|
bojilova
|
byte[] buf = new byte[4 * 1024]; // 4K buffer
|
1342 |
2098
|
jones
|
int b = bis.read(buf);
|
1343 |
731
|
bojilova
|
while (b != -1) {
|
1344 |
2098
|
jones
|
out.write(buf, 0, b);
|
1345 |
|
|
b = bis.read(buf);
|
1346 |
731
|
bojilova
|
}
|
1347 |
2098
|
jones
|
} finally {
|
1348 |
|
|
if (bis != null) bis.close();
|
1349 |
636
|
berkley
|
}
|
1350 |
1360
|
tao
|
|
1351 |
636
|
berkley
|
}
|
1352 |
1360
|
tao
|
|
1353 |
2169
|
sgarg
|
/**
|
1354 |
2098
|
jones
|
* read file/doc and write to ZipOutputStream
|
1355 |
2169
|
sgarg
|
*
|
1356 |
2098
|
jones
|
* @param docid
|
1357 |
|
|
* @param zout
|
1358 |
|
|
* @param user
|
1359 |
|
|
* @param groups
|
1360 |
|
|
* @throws ClassNotFoundException
|
1361 |
|
|
* @throws IOException
|
1362 |
|
|
* @throws SQLException
|
1363 |
|
|
* @throws McdbException
|
1364 |
|
|
* @throws Exception
|
1365 |
|
|
*/
|
1366 |
2169
|
sgarg
|
private void addDocToZip(HttpServletRequest request, String docid,
|
1367 |
2102
|
jones
|
ZipOutputStream zout, String user, String[] groups) throws
|
1368 |
|
|
ClassNotFoundException, IOException, SQLException, McdbException,
|
1369 |
|
|
Exception
|
1370 |
1293
|
tao
|
{
|
1371 |
2098
|
jones
|
byte[] bytestring = null;
|
1372 |
|
|
ZipEntry zentry = null;
|
1373 |
1360
|
tao
|
|
1374 |
598
|
bojilova
|
try {
|
1375 |
2098
|
jones
|
URL url = new URL(docid);
|
1376 |
1360
|
tao
|
|
1377 |
2098
|
jones
|
// this http url; read from URLConnection; add to zip
|
1378 |
|
|
zentry = new ZipEntry(docid);
|
1379 |
|
|
zout.putNextEntry(zentry);
|
1380 |
|
|
BufferedInputStream bis = null;
|
1381 |
|
|
try {
|
1382 |
|
|
bis = new BufferedInputStream(url.openStream());
|
1383 |
|
|
byte[] buf = new byte[4 * 1024]; // 4K buffer
|
1384 |
|
|
int b = bis.read(buf);
|
1385 |
|
|
while (b != -1) {
|
1386 |
|
|
zout.write(buf, 0, b);
|
1387 |
|
|
b = bis.read(buf);
|
1388 |
|
|
}
|
1389 |
|
|
} finally {
|
1390 |
|
|
if (bis != null) bis.close();
|
1391 |
|
|
}
|
1392 |
|
|
zout.closeEntry();
|
1393 |
1716
|
berkley
|
|
1394 |
2098
|
jones
|
} catch (MalformedURLException mue) {
|
1395 |
203
|
jones
|
|
1396 |
2098
|
jones
|
// this is metacat doc (data file or metadata doc)
|
1397 |
|
|
try {
|
1398 |
|
|
DocumentImpl doc = new DocumentImpl(docid);
|
1399 |
1360
|
tao
|
|
1400 |
2098
|
jones
|
//check the permission for read
|
1401 |
2113
|
jones
|
if (!DocumentImpl.hasReadPermission(user, groups, docid)) {
|
1402 |
2098
|
jones
|
Exception e = new Exception("User " + user
|
1403 |
|
|
+ " does not have "
|
1404 |
|
|
+ "permission to read the document with the docid "
|
1405 |
|
|
+ docid);
|
1406 |
|
|
throw e;
|
1407 |
|
|
}
|
1408 |
1360
|
tao
|
|
1409 |
2098
|
jones
|
if (doc.getRootNodeID() == 0) {
|
1410 |
|
|
// this is data file; add file to zip
|
1411 |
|
|
String filepath = MetaCatUtil.getOption("datafilepath");
|
1412 |
|
|
if (!filepath.endsWith("/")) {
|
1413 |
|
|
filepath += "/";
|
1414 |
|
|
}
|
1415 |
|
|
String filename = filepath + docid;
|
1416 |
|
|
FileInputStream fin = null;
|
1417 |
|
|
fin = new FileInputStream(filename);
|
1418 |
|
|
try {
|
1419 |
1360
|
tao
|
|
1420 |
2098
|
jones
|
zentry = new ZipEntry(docid);
|
1421 |
|
|
zout.putNextEntry(zentry);
|
1422 |
|
|
byte[] buf = new byte[4 * 1024]; // 4K buffer
|
1423 |
|
|
int b = fin.read(buf);
|
1424 |
|
|
while (b != -1) {
|
1425 |
|
|
zout.write(buf, 0, b);
|
1426 |
|
|
b = fin.read(buf);
|
1427 |
|
|
}
|
1428 |
|
|
} finally {
|
1429 |
|
|
if (fin != null) fin.close();
|
1430 |
|
|
}
|
1431 |
|
|
zout.closeEntry();
|
1432 |
1716
|
berkley
|
|
1433 |
2098
|
jones
|
} else {
|
1434 |
|
|
// this is metadata doc; add doc to zip
|
1435 |
|
|
bytestring = doc.toString().getBytes();
|
1436 |
|
|
zentry = new ZipEntry(docid + ".xml");
|
1437 |
|
|
zentry.setSize(bytestring.length);
|
1438 |
|
|
zout.putNextEntry(zentry);
|
1439 |
|
|
zout.write(bytestring, 0, bytestring.length);
|
1440 |
|
|
zout.closeEntry();
|
1441 |
|
|
}
|
1442 |
2169
|
sgarg
|
EventLog.getInstance().log(request.getRemoteAddr(), user,
|
1443 |
2101
|
jones
|
docid, "read");
|
1444 |
2098
|
jones
|
} catch (Exception except) {
|
1445 |
|
|
throw except;
|
1446 |
|
|
}
|
1447 |
1360
|
tao
|
}
|
1448 |
2098
|
jones
|
}
|
1449 |
309
|
bojilova
|
|
1450 |
2098
|
jones
|
/**
|
1451 |
|
|
* If metacat couldn't find a data file or document locally, it will read
|
1452 |
|
|
* this docid from its home server. This is for the replication feature
|
1453 |
|
|
*/
|
1454 |
|
|
private void readFromRemoteMetaCat(HttpServletResponse response,
|
1455 |
|
|
String docid, String rev, String user, String password,
|
1456 |
|
|
ServletOutputStream out, boolean zip, ZipOutputStream zout)
|
1457 |
|
|
throws Exception
|
1458 |
1466
|
tao
|
{
|
1459 |
2098
|
jones
|
// Create a object of RemoteDocument, "" is for zipEntryPath
|
1460 |
|
|
RemoteDocument remoteDoc = new RemoteDocument(docid, rev, user,
|
1461 |
|
|
password, "");
|
1462 |
|
|
String docType = remoteDoc.getDocType();
|
1463 |
|
|
// Only read data file
|
1464 |
|
|
if (docType.equals("BIN")) {
|
1465 |
|
|
// If it is zip format
|
1466 |
|
|
if (zip) {
|
1467 |
|
|
remoteDoc.readDocumentFromRemoteServerByZip(zout);
|
1468 |
|
|
} else {
|
1469 |
|
|
if (out == null) {
|
1470 |
|
|
out = response.getOutputStream();
|
1471 |
|
|
}
|
1472 |
|
|
response.setContentType("application/octet-stream");
|
1473 |
|
|
remoteDoc.readDocumentFromRemoteServer(out);
|
1474 |
|
|
}
|
1475 |
|
|
} else {
|
1476 |
|
|
throw new Exception("Docid: " + docid + "." + rev
|
1477 |
|
|
+ " couldn't find");
|
1478 |
|
|
}
|
1479 |
203
|
jones
|
}
|
1480 |
|
|
|
1481 |
2098
|
jones
|
/**
|
1482 |
|
|
* Handle the database putdocument request and write an XML document to the
|
1483 |
|
|
* database connection
|
1484 |
|
|
*/
|
1485 |
2102
|
jones
|
private void handleInsertOrUpdateAction(HttpServletRequest request,
|
1486 |
|
|
HttpServletResponse response, PrintWriter out, Hashtable params,
|
1487 |
2098
|
jones
|
String user, String[] groups)
|
1488 |
|
|
{
|
1489 |
|
|
DBConnection dbConn = null;
|
1490 |
|
|
int serialNumber = -1;
|
1491 |
1360
|
tao
|
|
1492 |
2252
|
sgarg
|
if(params.get("docid") == null){
|
1493 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1494 |
|
|
out.println("<error>");
|
1495 |
|
|
out.println("Docid not specified");
|
1496 |
|
|
out.println("</error>");
|
1497 |
|
|
return;
|
1498 |
|
|
}
|
1499 |
|
|
|
1500 |
2098
|
jones
|
try {
|
1501 |
|
|
// Get the document indicated
|
1502 |
|
|
String[] doctext = (String[]) params.get("doctext");
|
1503 |
|
|
String pub = null;
|
1504 |
|
|
if (params.containsKey("public")) {
|
1505 |
|
|
pub = ((String[]) params.get("public"))[0];
|
1506 |
|
|
}
|
1507 |
1360
|
tao
|
|
1508 |
2098
|
jones
|
StringReader dtd = null;
|
1509 |
|
|
if (params.containsKey("dtdtext")) {
|
1510 |
|
|
String[] dtdtext = (String[]) params.get("dtdtext");
|
1511 |
|
|
try {
|
1512 |
|
|
if (!dtdtext[0].equals("")) {
|
1513 |
|
|
dtd = new StringReader(dtdtext[0]);
|
1514 |
|
|
}
|
1515 |
|
|
} catch (NullPointerException npe) {
|
1516 |
|
|
}
|
1517 |
|
|
}
|
1518 |
2347
|
sgarg
|
|
1519 |
|
|
if(doctext == null){
|
1520 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1521 |
|
|
out.println("<error>");
|
1522 |
|
|
out.println("Document text not submitted");
|
1523 |
|
|
out.println("</error>");
|
1524 |
|
|
return;
|
1525 |
|
|
}
|
1526 |
|
|
|
1527 |
2098
|
jones
|
StringReader xml = new StringReader(doctext[0]);
|
1528 |
|
|
boolean validate = false;
|
1529 |
|
|
DocumentImplWrapper documentWrapper = null;
|
1530 |
|
|
try {
|
1531 |
|
|
// look inside XML Document for <!DOCTYPE ... PUBLIC/SYSTEM ...
|
1532 |
|
|
// >
|
1533 |
|
|
// in order to decide whether to use validation parser
|
1534 |
|
|
validate = needDTDValidation(xml);
|
1535 |
|
|
if (validate) {
|
1536 |
|
|
// set a dtd base validation parser
|
1537 |
|
|
String rule = DocumentImpl.DTD;
|
1538 |
|
|
documentWrapper = new DocumentImplWrapper(rule, validate);
|
1539 |
|
|
} else if (needSchemaValidation(xml)) {
|
1540 |
|
|
// for eml2
|
1541 |
2169
|
sgarg
|
String namespace = findNamespace(xml);
|
1542 |
2224
|
sgarg
|
if (namespace.compareTo(DocumentImpl.EML2_0_0NAMESPACE) == 0
|
1543 |
|
|
|| namespace.compareTo(
|
1544 |
|
|
DocumentImpl.EML2_0_1NAMESPACE) == 0) {
|
1545 |
2098
|
jones
|
// set eml2 base validation parser
|
1546 |
2163
|
tao
|
String rule = DocumentImpl.EML200;
|
1547 |
2098
|
jones
|
// using emlparser to check id validation
|
1548 |
|
|
EMLParser parser = new EMLParser(doctext[0]);
|
1549 |
|
|
documentWrapper = new DocumentImplWrapper(rule, true);
|
1550 |
2169
|
sgarg
|
} else if (namespace.compareTo(
|
1551 |
|
|
DocumentImpl.EML2_1_0NAMESPACE) == 0) {
|
1552 |
|
|
// set eml2 base validation parser
|
1553 |
|
|
String rule = DocumentImpl.EML210;
|
1554 |
|
|
// using emlparser to check id validation
|
1555 |
|
|
EMLParser parser = new EMLParser(doctext[0]);
|
1556 |
|
|
documentWrapper = new DocumentImplWrapper(rule, true);
|
1557 |
2098
|
jones
|
} else {
|
1558 |
|
|
// set schema base validation parser
|
1559 |
|
|
String rule = DocumentImpl.SCHEMA;
|
1560 |
|
|
documentWrapper = new DocumentImplWrapper(rule, true);
|
1561 |
|
|
}
|
1562 |
|
|
} else {
|
1563 |
|
|
documentWrapper = new DocumentImplWrapper("", false);
|
1564 |
|
|
}
|
1565 |
695
|
bojilova
|
|
1566 |
2098
|
jones
|
String[] action = (String[]) params.get("action");
|
1567 |
|
|
String[] docid = (String[]) params.get("docid");
|
1568 |
|
|
String newdocid = null;
|
1569 |
695
|
bojilova
|
|
1570 |
2098
|
jones
|
String doAction = null;
|
1571 |
|
|
if (action[0].equals("insert")) {
|
1572 |
|
|
doAction = "INSERT";
|
1573 |
|
|
} else if (action[0].equals("update")) {
|
1574 |
|
|
doAction = "UPDATE";
|
1575 |
|
|
}
|
1576 |
695
|
bojilova
|
|
1577 |
2098
|
jones
|
try {
|
1578 |
|
|
// get a connection from the pool
|
1579 |
|
|
dbConn = DBConnectionPool
|
1580 |
|
|
.getDBConnection("MetaCatServlet.handleInsertOrUpdateAction");
|
1581 |
|
|
serialNumber = dbConn.getCheckOutSerialNumber();
|
1582 |
1716
|
berkley
|
|
1583 |
2098
|
jones
|
// write the document to the database
|
1584 |
|
|
try {
|
1585 |
|
|
String accNumber = docid[0];
|
1586 |
|
|
MetaCatUtil.debugMessage("" + doAction + " "
|
1587 |
|
|
+ accNumber + "...", 10);
|
1588 |
|
|
if (accNumber.equals("")) {
|
1589 |
|
|
accNumber = null;
|
1590 |
2102
|
jones
|
}
|
1591 |
2098
|
jones
|
newdocid = documentWrapper.write(dbConn, xml, pub, dtd,
|
1592 |
|
|
doAction, accNumber, user, groups);
|
1593 |
2169
|
sgarg
|
EventLog.getInstance().log(request.getRemoteAddr(),
|
1594 |
2102
|
jones
|
user, accNumber, action[0]);
|
1595 |
|
|
} catch (NullPointerException npe) {
|
1596 |
2098
|
jones
|
newdocid = documentWrapper.write(dbConn, xml, pub, dtd,
|
1597 |
|
|
doAction, null, user, groups);
|
1598 |
2169
|
sgarg
|
EventLog.getInstance().log(request.getRemoteAddr(),
|
1599 |
2102
|
jones
|
user, "", action[0]);
|
1600 |
|
|
}
|
1601 |
|
|
}
|
1602 |
2098
|
jones
|
finally {
|
1603 |
|
|
// Return db connection
|
1604 |
|
|
DBConnectionPool.returnDBConnection(dbConn, serialNumber);
|
1605 |
|
|
}
|
1606 |
1716
|
berkley
|
|
1607 |
2098
|
jones
|
// set content type and other response header fields first
|
1608 |
|
|
//response.setContentType("text/xml");
|
1609 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1610 |
|
|
out.println("<success>");
|
1611 |
|
|
out.println("<docid>" + newdocid + "</docid>");
|
1612 |
|
|
out.println("</success>");
|
1613 |
1716
|
berkley
|
|
1614 |
2098
|
jones
|
} catch (NullPointerException npe) {
|
1615 |
|
|
//response.setContentType("text/xml");
|
1616 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1617 |
|
|
out.println("<error>");
|
1618 |
|
|
out.println(npe.getMessage());
|
1619 |
|
|
out.println("</error>");
|
1620 |
|
|
}
|
1621 |
|
|
} catch (Exception e) {
|
1622 |
|
|
//response.setContentType("text/xml");
|
1623 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1624 |
|
|
out.println("<error>");
|
1625 |
|
|
out.println(e.getMessage());
|
1626 |
|
|
out.println("</error>");
|
1627 |
1760
|
tao
|
}
|
1628 |
1409
|
tao
|
}
|
1629 |
1716
|
berkley
|
|
1630 |
2098
|
jones
|
/**
|
1631 |
|
|
* Parse XML Document to look for <!DOCTYPE ... PUBLIC/SYSTEM ... > in
|
1632 |
|
|
* order to decide whether to use validation parser
|
1633 |
|
|
*/
|
1634 |
|
|
private static boolean needDTDValidation(StringReader xmlreader)
|
1635 |
|
|
throws IOException
|
1636 |
1629
|
tao
|
{
|
1637 |
2089
|
tao
|
|
1638 |
2098
|
jones
|
StringBuffer cbuff = new StringBuffer();
|
1639 |
|
|
java.util.Stack st = new java.util.Stack();
|
1640 |
|
|
boolean validate = false;
|
1641 |
|
|
int c;
|
1642 |
|
|
int inx;
|
1643 |
2089
|
tao
|
|
1644 |
2098
|
jones
|
// read from the stream until find the keywords
|
1645 |
|
|
while ((st.empty() || st.size() < 4) && ((c = xmlreader.read()) != -1)) {
|
1646 |
|
|
cbuff.append((char) c);
|
1647 |
1716
|
berkley
|
|
1648 |
2098
|
jones
|
// "<!DOCTYPE" keyword is found; put it in the stack
|
1649 |
|
|
if ((inx = cbuff.toString().indexOf("<!DOCTYPE")) != -1) {
|
1650 |
|
|
cbuff = new StringBuffer();
|
1651 |
|
|
st.push("<!DOCTYPE");
|
1652 |
|
|
}
|
1653 |
|
|
// "PUBLIC" keyword is found; put it in the stack
|
1654 |
|
|
if ((inx = cbuff.toString().indexOf("PUBLIC")) != -1) {
|
1655 |
|
|
cbuff = new StringBuffer();
|
1656 |
|
|
st.push("PUBLIC");
|
1657 |
|
|
}
|
1658 |
|
|
// "SYSTEM" keyword is found; put it in the stack
|
1659 |
|
|
if ((inx = cbuff.toString().indexOf("SYSTEM")) != -1) {
|
1660 |
|
|
cbuff = new StringBuffer();
|
1661 |
|
|
st.push("SYSTEM");
|
1662 |
|
|
}
|
1663 |
|
|
// ">" character is found; put it in the stack
|
1664 |
|
|
// ">" is found twice: fisrt from <?xml ...?>
|
1665 |
|
|
// and second from <!DOCTYPE ... >
|
1666 |
|
|
if ((inx = cbuff.toString().indexOf(">")) != -1) {
|
1667 |
|
|
cbuff = new StringBuffer();
|
1668 |
|
|
st.push(">");
|
1669 |
|
|
}
|
1670 |
|
|
}
|
1671 |
203
|
jones
|
|
1672 |
2098
|
jones
|
// close the stream
|
1673 |
|
|
xmlreader.reset();
|
1674 |
1360
|
tao
|
|
1675 |
2098
|
jones
|
// check the stack whether it contains the keywords:
|
1676 |
|
|
// "<!DOCTYPE", "PUBLIC" or "SYSTEM", and ">" in this order
|
1677 |
|
|
if (st.size() == 4) {
|
1678 |
|
|
if (((String) st.pop()).equals(">")
|
1679 |
|
|
&& (((String) st.peek()).equals("PUBLIC") | ((String) st
|
1680 |
|
|
.pop()).equals("SYSTEM"))
|
1681 |
|
|
&& ((String) st.pop()).equals("<!DOCTYPE")) {
|
1682 |
|
|
validate = true;
|
1683 |
|
|
}
|
1684 |
|
|
}
|
1685 |
1360
|
tao
|
|
1686 |
2098
|
jones
|
MetaCatUtil.debugMessage("Validation for dtd is " + validate, 10);
|
1687 |
|
|
return validate;
|
1688 |
1360
|
tao
|
}
|
1689 |
|
|
|
1690 |
2098
|
jones
|
// END OF INSERT/UPDATE SECTION
|
1691 |
68
|
higgins
|
|
1692 |
2098
|
jones
|
/* check if the xml string contains key words to specify schema loocation */
|
1693 |
|
|
private boolean needSchemaValidation(StringReader xml) throws IOException
|
1694 |
|
|
{
|
1695 |
|
|
boolean needSchemaValidate = false;
|
1696 |
|
|
if (xml == null) {
|
1697 |
|
|
MetaCatUtil.debugMessage("Validation for schema is "
|
1698 |
|
|
+ needSchemaValidate, 10);
|
1699 |
|
|
return needSchemaValidate;
|
1700 |
|
|
}
|
1701 |
|
|
System.out.println("before get target line");
|
1702 |
|
|
String targetLine = getSchemaLine(xml);
|
1703 |
2268
|
sgarg
|
System.out.println("after get target line");
|
1704 |
2098
|
jones
|
// to see if the second line contain some keywords
|
1705 |
|
|
if (targetLine != null
|
1706 |
|
|
&& (targetLine.indexOf(SCHEMALOCATIONKEYWORD) != -1 || targetLine
|
1707 |
|
|
.indexOf(NONAMESPACELOCATION) != -1)) {
|
1708 |
|
|
// if contains schema location key word, should be validate
|
1709 |
|
|
needSchemaValidate = true;
|
1710 |
|
|
}
|
1711 |
1360
|
tao
|
|
1712 |
2098
|
jones
|
MetaCatUtil.debugMessage("Validation for schema is "
|
1713 |
|
|
+ needSchemaValidate, 10);
|
1714 |
|
|
return needSchemaValidate;
|
1715 |
68
|
higgins
|
|
1716 |
2098
|
jones
|
}
|
1717 |
1360
|
tao
|
|
1718 |
2098
|
jones
|
/* check if the xml string contains key words to specify schema loocation */
|
1719 |
2169
|
sgarg
|
private String findNamespace(StringReader xml) throws IOException
|
1720 |
2098
|
jones
|
{
|
1721 |
2169
|
sgarg
|
String namespace = null;
|
1722 |
|
|
|
1723 |
|
|
String eml2_0_0NameSpace = DocumentImpl.EML2_0_0NAMESPACE;
|
1724 |
2224
|
sgarg
|
String eml2_0_1NameSpace = DocumentImpl.EML2_0_1NAMESPACE;
|
1725 |
2169
|
sgarg
|
String eml2_1_0NameSpace = DocumentImpl.EML2_1_0NAMESPACE;
|
1726 |
|
|
|
1727 |
2098
|
jones
|
if (xml == null) {
|
1728 |
|
|
MetaCatUtil.debugMessage("Validation for schema is "
|
1729 |
2169
|
sgarg
|
+ namespace, 10);
|
1730 |
|
|
return namespace;
|
1731 |
2098
|
jones
|
}
|
1732 |
|
|
String targetLine = getSchemaLine(xml);
|
1733 |
309
|
bojilova
|
|
1734 |
2098
|
jones
|
if (targetLine != null) {
|
1735 |
1360
|
tao
|
|
1736 |
2098
|
jones
|
int startIndex = targetLine.indexOf(SCHEMALOCATIONKEYWORD);
|
1737 |
|
|
int start = 1;
|
1738 |
|
|
int end = 1;
|
1739 |
|
|
String schemaLocation = null;
|
1740 |
|
|
int count = 0;
|
1741 |
|
|
if (startIndex != -1) {
|
1742 |
|
|
for (int i = startIndex; i < targetLine.length(); i++) {
|
1743 |
|
|
if (targetLine.charAt(i) == '"') {
|
1744 |
|
|
count++;
|
1745 |
|
|
}
|
1746 |
|
|
if (targetLine.charAt(i) == '"' && count == 1) {
|
1747 |
|
|
start = i;
|
1748 |
|
|
}
|
1749 |
|
|
if (targetLine.charAt(i) == '"' && count == 2) {
|
1750 |
|
|
end = i;
|
1751 |
|
|
break;
|
1752 |
|
|
}
|
1753 |
|
|
}
|
1754 |
|
|
}
|
1755 |
|
|
schemaLocation = targetLine.substring(start + 1, end);
|
1756 |
|
|
MetaCatUtil.debugMessage("schemaLocation in xml is: "
|
1757 |
|
|
+ schemaLocation, 30);
|
1758 |
2169
|
sgarg
|
if (schemaLocation.indexOf(eml2_0_0NameSpace) != -1) {
|
1759 |
|
|
namespace = eml2_0_0NameSpace;
|
1760 |
2224
|
sgarg
|
} else if (schemaLocation.indexOf(eml2_0_1NameSpace) != -1) {
|
1761 |
|
|
namespace = eml2_0_1NameSpace;
|
1762 |
2169
|
sgarg
|
} else if (schemaLocation.indexOf(eml2_1_0NameSpace) != -1) {
|
1763 |
|
|
namespace = eml2_1_0NameSpace;
|
1764 |
2098
|
jones
|
}
|
1765 |
|
|
}
|
1766 |
185
|
jones
|
|
1767 |
2169
|
sgarg
|
MetaCatUtil.debugMessage("Validation for eml is " + namespace,
|
1768 |
2098
|
jones
|
10);
|
1769 |
2224
|
sgarg
|
|
1770 |
2169
|
sgarg
|
return namespace;
|
1771 |
1360
|
tao
|
|
1772 |
103
|
jones
|
}
|
1773 |
68
|
higgins
|
|
1774 |
2098
|
jones
|
private String getSchemaLine(StringReader xml) throws IOException
|
1775 |
|
|
{
|
1776 |
|
|
// find the line
|
1777 |
|
|
String secondLine = null;
|
1778 |
|
|
int count = 0;
|
1779 |
|
|
int endIndex = 0;
|
1780 |
|
|
int startIndex = 0;
|
1781 |
|
|
final int TARGETNUM = 2;
|
1782 |
|
|
StringBuffer buffer = new StringBuffer();
|
1783 |
|
|
boolean comment = false;
|
1784 |
|
|
char thirdPreviousCharacter = '?';
|
1785 |
|
|
char secondPreviousCharacter = '?';
|
1786 |
|
|
char previousCharacter = '?';
|
1787 |
|
|
char currentCharacter = '?';
|
1788 |
2268
|
sgarg
|
int tmp = xml.read();
|
1789 |
|
|
while (tmp != -1) {
|
1790 |
|
|
currentCharacter = (char)tmp;
|
1791 |
2098
|
jones
|
//in a comment
|
1792 |
|
|
if (currentCharacter == '-' && previousCharacter == '-'
|
1793 |
|
|
&& secondPreviousCharacter == '!'
|
1794 |
|
|
&& thirdPreviousCharacter == '<') {
|
1795 |
|
|
comment = true;
|
1796 |
|
|
}
|
1797 |
|
|
//out of comment
|
1798 |
|
|
if (comment && currentCharacter == '>' && previousCharacter == '-'
|
1799 |
|
|
&& secondPreviousCharacter == '-') {
|
1800 |
|
|
comment = false;
|
1801 |
|
|
}
|
1802 |
68
|
higgins
|
|
1803 |
2098
|
jones
|
//this is not comment
|
1804 |
|
|
if (currentCharacter != '!' && previousCharacter == '<' && !comment) {
|
1805 |
|
|
count++;
|
1806 |
|
|
}
|
1807 |
|
|
// get target line
|
1808 |
|
|
if (count == TARGETNUM && currentCharacter != '>') {
|
1809 |
|
|
buffer.append(currentCharacter);
|
1810 |
|
|
}
|
1811 |
|
|
if (count == TARGETNUM && currentCharacter == '>') {
|
1812 |
|
|
break;
|
1813 |
|
|
}
|
1814 |
|
|
thirdPreviousCharacter = secondPreviousCharacter;
|
1815 |
|
|
secondPreviousCharacter = previousCharacter;
|
1816 |
|
|
previousCharacter = currentCharacter;
|
1817 |
2268
|
sgarg
|
tmp = xml.read();
|
1818 |
2098
|
jones
|
}
|
1819 |
|
|
secondLine = buffer.toString();
|
1820 |
|
|
MetaCatUtil
|
1821 |
|
|
.debugMessage("the second line string is: " + secondLine, 25);
|
1822 |
|
|
xml.reset();
|
1823 |
|
|
return secondLine;
|
1824 |
|
|
}
|
1825 |
253
|
jones
|
|
1826 |
2098
|
jones
|
/**
|
1827 |
|
|
* Handle the database delete request and delete an XML document from the
|
1828 |
|
|
* database connection
|
1829 |
|
|
*/
|
1830 |
|
|
private void handleDeleteAction(PrintWriter out, Hashtable params,
|
1831 |
2169
|
sgarg
|
HttpServletRequest request, HttpServletResponse response,
|
1832 |
2102
|
jones
|
String user, String[] groups)
|
1833 |
2098
|
jones
|
{
|
1834 |
1360
|
tao
|
|
1835 |
2098
|
jones
|
String[] docid = (String[]) params.get("docid");
|
1836 |
1360
|
tao
|
|
1837 |
2251
|
sgarg
|
if(docid == null){
|
1838 |
|
|
response.setContentType("text/xml");
|
1839 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1840 |
|
|
out.println("<error>");
|
1841 |
2252
|
sgarg
|
out.println("Docid not specified.");
|
1842 |
2251
|
sgarg
|
out.println("</error>");
|
1843 |
|
|
} else {
|
1844 |
1360
|
tao
|
|
1845 |
2251
|
sgarg
|
// delete the document from the database
|
1846 |
2098
|
jones
|
try {
|
1847 |
2251
|
sgarg
|
|
1848 |
|
|
try {
|
1849 |
2298
|
tao
|
// null means notify server is null
|
1850 |
|
|
DocumentImpl.delete(docid[0], user, groups, null);
|
1851 |
2251
|
sgarg
|
EventLog.getInstance().log(request.getRemoteAddr(),
|
1852 |
|
|
user, docid[0], "delete");
|
1853 |
|
|
response.setContentType("text/xml");
|
1854 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1855 |
|
|
out.println("<success>");
|
1856 |
|
|
out.println("Document deleted.");
|
1857 |
|
|
out.println("</success>");
|
1858 |
|
|
}
|
1859 |
|
|
catch (AccessionNumberException ane) {
|
1860 |
|
|
response.setContentType("text/xml");
|
1861 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1862 |
|
|
out.println("<error>");
|
1863 |
2253
|
sgarg
|
//out.println("Error deleting document!!!");
|
1864 |
2251
|
sgarg
|
out.println(ane.getMessage());
|
1865 |
|
|
out.println("</error>");
|
1866 |
|
|
}
|
1867 |
|
|
}
|
1868 |
|
|
catch (Exception e) {
|
1869 |
2098
|
jones
|
response.setContentType("text/xml");
|
1870 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1871 |
|
|
out.println("<error>");
|
1872 |
2251
|
sgarg
|
out.println(e.getMessage());
|
1873 |
2098
|
jones
|
out.println("</error>");
|
1874 |
|
|
}
|
1875 |
|
|
}
|
1876 |
1292
|
tao
|
}
|
1877 |
1360
|
tao
|
|
1878 |
2098
|
jones
|
/**
|
1879 |
|
|
* Handle the validation request and return the results to the requestor
|
1880 |
|
|
*/
|
1881 |
|
|
private void handleValidateAction(PrintWriter out, Hashtable params)
|
1882 |
1292
|
tao
|
{
|
1883 |
1360
|
tao
|
|
1884 |
2098
|
jones
|
// Get the document indicated
|
1885 |
|
|
String valtext = null;
|
1886 |
|
|
DBConnection dbConn = null;
|
1887 |
|
|
int serialNumber = -1;
|
1888 |
1292
|
tao
|
|
1889 |
2098
|
jones
|
try {
|
1890 |
|
|
valtext = ((String[]) params.get("valtext"))[0];
|
1891 |
|
|
} catch (Exception nullpe) {
|
1892 |
1360
|
tao
|
|
1893 |
2098
|
jones
|
String docid = null;
|
1894 |
|
|
try {
|
1895 |
|
|
// Find the document id number
|
1896 |
|
|
docid = ((String[]) params.get("docid"))[0];
|
1897 |
1360
|
tao
|
|
1898 |
2098
|
jones
|
// Get the document indicated from the db
|
1899 |
|
|
DocumentImpl xmldoc = new DocumentImpl(docid);
|
1900 |
|
|
valtext = xmldoc.toString();
|
1901 |
688
|
bojilova
|
|
1902 |
2098
|
jones
|
} catch (NullPointerException npe) {
|
1903 |
1360
|
tao
|
|
1904 |
2098
|
jones
|
out.println("<error>Error getting document ID: " + docid
|
1905 |
|
|
+ "</error>");
|
1906 |
|
|
//if ( conn != null ) { util.returnConnection(conn); }
|
1907 |
|
|
return;
|
1908 |
|
|
} catch (Exception e) {
|
1909 |
688
|
bojilova
|
|
1910 |
2098
|
jones
|
out.println(e.getMessage());
|
1911 |
|
|
}
|
1912 |
|
|
}
|
1913 |
688
|
bojilova
|
|
1914 |
2098
|
jones
|
try {
|
1915 |
|
|
// get a connection from the pool
|
1916 |
|
|
dbConn = DBConnectionPool
|
1917 |
|
|
.getDBConnection("MetaCatServlet.handleValidateAction");
|
1918 |
|
|
serialNumber = dbConn.getCheckOutSerialNumber();
|
1919 |
|
|
DBValidate valobj = new DBValidate(saxparser, dbConn);
|
1920 |
|
|
boolean valid = valobj.validateString(valtext);
|
1921 |
1360
|
tao
|
|
1922 |
2098
|
jones
|
// set content type and other response header fields first
|
1923 |
688
|
bojilova
|
|
1924 |
2098
|
jones
|
out.println(valobj.returnErrors());
|
1925 |
731
|
bojilova
|
|
1926 |
2098
|
jones
|
} catch (NullPointerException npe2) {
|
1927 |
|
|
// set content type and other response header fields first
|
1928 |
1360
|
tao
|
|
1929 |
2098
|
jones
|
out.println("<error>Error validating document.</error>");
|
1930 |
|
|
} catch (Exception e) {
|
1931 |
731
|
bojilova
|
|
1932 |
2098
|
jones
|
out.println(e.getMessage());
|
1933 |
|
|
} finally {
|
1934 |
|
|
// Return db connection
|
1935 |
|
|
DBConnectionPool.returnDBConnection(dbConn, serialNumber);
|
1936 |
|
|
}
|
1937 |
|
|
}
|
1938 |
1360
|
tao
|
|
1939 |
2098
|
jones
|
/**
|
1940 |
|
|
* Handle "getrevsionanddoctype" action Given a docid, return it's current
|
1941 |
|
|
* revision and doctype from data base The output is String look like
|
1942 |
|
|
* "rev;doctype"
|
1943 |
|
|
*/
|
1944 |
|
|
private void handleGetRevisionAndDocTypeAction(PrintWriter out,
|
1945 |
|
|
Hashtable params)
|
1946 |
|
|
{
|
1947 |
|
|
// To store doc parameter
|
1948 |
|
|
String[] docs = new String[10];
|
1949 |
|
|
// Store a single doc id
|
1950 |
|
|
String givenDocId = null;
|
1951 |
|
|
// Get docid from parameters
|
1952 |
|
|
if (params.containsKey("docid")) {
|
1953 |
|
|
docs = (String[]) params.get("docid");
|
1954 |
|
|
}
|
1955 |
|
|
// Get first docid form string array
|
1956 |
|
|
givenDocId = docs[0];
|
1957 |
731
|
bojilova
|
|
1958 |
2098
|
jones
|
try {
|
1959 |
|
|
// Make sure there is a docid
|
1960 |
|
|
if (givenDocId == null || givenDocId.equals("")) { throw new Exception(
|
1961 |
|
|
"User didn't specify docid!"); }//if
|
1962 |
1360
|
tao
|
|
1963 |
2098
|
jones
|
// Create a DBUtil object
|
1964 |
|
|
DBUtil dbutil = new DBUtil();
|
1965 |
|
|
// Get a rev and doctype
|
1966 |
|
|
String revAndDocType = dbutil
|
1967 |
|
|
.getCurrentRevisionAndDocTypeForGivenDocument(givenDocId);
|
1968 |
|
|
out.println(revAndDocType);
|
1969 |
731
|
bojilova
|
|
1970 |
2098
|
jones
|
} catch (Exception e) {
|
1971 |
|
|
// Handle exception
|
1972 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
1973 |
|
|
out.println("<error>");
|
1974 |
|
|
out.println(e.getMessage());
|
1975 |
|
|
out.println("</error>");
|
1976 |
|
|
}
|
1977 |
302
|
bojilova
|
|
1978 |
2098
|
jones
|
}
|
1979 |
1360
|
tao
|
|
1980 |
2098
|
jones
|
/**
|
1981 |
|
|
* Handle "getaccesscontrol" action. Read Access Control List from db
|
1982 |
|
|
* connection in XML format
|
1983 |
|
|
*/
|
1984 |
|
|
private void handleGetAccessControlAction(PrintWriter out,
|
1985 |
|
|
Hashtable params, HttpServletResponse response, String username,
|
1986 |
|
|
String[] groupnames)
|
1987 |
|
|
{
|
1988 |
|
|
DBConnection dbConn = null;
|
1989 |
|
|
int serialNumber = -1;
|
1990 |
|
|
String docid = ((String[]) params.get("docid"))[0];
|
1991 |
302
|
bojilova
|
|
1992 |
2098
|
jones
|
try {
|
1993 |
1360
|
tao
|
|
1994 |
2098
|
jones
|
// get connection from the pool
|
1995 |
|
|
dbConn = DBConnectionPool
|
1996 |
|
|
.getDBConnection("MetaCatServlet.handleGetAccessControlAction");
|
1997 |
|
|
serialNumber = dbConn.getCheckOutSerialNumber();
|
1998 |
|
|
AccessControlList aclobj = new AccessControlList(dbConn);
|
1999 |
|
|
String acltext = aclobj.getACL(docid, username, groupnames);
|
2000 |
|
|
out.println(acltext);
|
2001 |
302
|
bojilova
|
|
2002 |
2098
|
jones
|
} catch (Exception e) {
|
2003 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2004 |
|
|
out.println("<error>");
|
2005 |
|
|
out.println(e.getMessage());
|
2006 |
|
|
out.println("</error>");
|
2007 |
|
|
} finally {
|
2008 |
|
|
// Retrun db connection to pool
|
2009 |
|
|
DBConnectionPool.returnDBConnection(dbConn, serialNumber);
|
2010 |
|
|
}
|
2011 |
1360
|
tao
|
}
|
2012 |
|
|
|
2013 |
2098
|
jones
|
/**
|
2014 |
|
|
* Handle the "getprincipals" action. Read all principals from
|
2015 |
|
|
* authentication scheme in XML format
|
2016 |
|
|
*/
|
2017 |
|
|
private void handleGetPrincipalsAction(PrintWriter out, String user,
|
2018 |
|
|
String password)
|
2019 |
|
|
{
|
2020 |
|
|
try {
|
2021 |
|
|
AuthSession auth = new AuthSession();
|
2022 |
|
|
String principals = auth.getPrincipals(user, password);
|
2023 |
|
|
out.println(principals);
|
2024 |
302
|
bojilova
|
|
2025 |
2098
|
jones
|
} catch (Exception e) {
|
2026 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2027 |
|
|
out.println("<error>");
|
2028 |
|
|
out.println(e.getMessage());
|
2029 |
|
|
out.println("</error>");
|
2030 |
|
|
}
|
2031 |
|
|
}
|
2032 |
699
|
bojilova
|
|
2033 |
2098
|
jones
|
/**
|
2034 |
|
|
* Handle "getdoctypes" action. Read all doctypes from db connection in XML
|
2035 |
|
|
* format
|
2036 |
|
|
*/
|
2037 |
|
|
private void handleGetDoctypesAction(PrintWriter out, Hashtable params,
|
2038 |
|
|
HttpServletResponse response)
|
2039 |
|
|
{
|
2040 |
|
|
try {
|
2041 |
|
|
DBUtil dbutil = new DBUtil();
|
2042 |
|
|
String doctypes = dbutil.readDoctypes();
|
2043 |
|
|
out.println(doctypes);
|
2044 |
|
|
} catch (Exception e) {
|
2045 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2046 |
|
|
out.println("<error>");
|
2047 |
|
|
out.println(e.getMessage());
|
2048 |
|
|
out.println("</error>");
|
2049 |
|
|
}
|
2050 |
|
|
}
|
2051 |
1360
|
tao
|
|
2052 |
2098
|
jones
|
/**
|
2053 |
|
|
* Handle the "getdtdschema" action. Read DTD or Schema file for a given
|
2054 |
|
|
* doctype from Metacat catalog system
|
2055 |
|
|
*/
|
2056 |
|
|
private void handleGetDTDSchemaAction(PrintWriter out, Hashtable params,
|
2057 |
|
|
HttpServletResponse response)
|
2058 |
|
|
{
|
2059 |
699
|
bojilova
|
|
2060 |
2098
|
jones
|
String doctype = null;
|
2061 |
|
|
String[] doctypeArr = (String[]) params.get("doctype");
|
2062 |
699
|
bojilova
|
|
2063 |
2098
|
jones
|
// get only the first doctype specified in the list of doctypes
|
2064 |
|
|
// it could be done for all doctypes in that list
|
2065 |
|
|
if (doctypeArr != null) {
|
2066 |
|
|
doctype = ((String[]) params.get("doctype"))[0];
|
2067 |
|
|
}
|
2068 |
699
|
bojilova
|
|
2069 |
2098
|
jones
|
try {
|
2070 |
|
|
DBUtil dbutil = new DBUtil();
|
2071 |
|
|
String dtdschema = dbutil.readDTDSchema(doctype);
|
2072 |
|
|
out.println(dtdschema);
|
2073 |
1360
|
tao
|
|
2074 |
2098
|
jones
|
} catch (Exception e) {
|
2075 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2076 |
|
|
out.println("<error>");
|
2077 |
|
|
out.println(e.getMessage());
|
2078 |
|
|
out.println("</error>");
|
2079 |
|
|
}
|
2080 |
699
|
bojilova
|
|
2081 |
1360
|
tao
|
}
|
2082 |
|
|
|
2083 |
2098
|
jones
|
/**
|
2084 |
|
|
* Handle the "getlastdocid" action. Get the latest docid with rev number
|
2085 |
|
|
* from db connection in XML format
|
2086 |
|
|
*/
|
2087 |
|
|
private void handleGetMaxDocidAction(PrintWriter out, Hashtable params,
|
2088 |
|
|
HttpServletResponse response)
|
2089 |
|
|
{
|
2090 |
699
|
bojilova
|
|
2091 |
2098
|
jones
|
String scope = ((String[]) params.get("scope"))[0];
|
2092 |
|
|
if (scope == null) {
|
2093 |
|
|
scope = ((String[]) params.get("username"))[0];
|
2094 |
|
|
}
|
2095 |
793
|
bojilova
|
|
2096 |
2098
|
jones
|
try {
|
2097 |
1217
|
tao
|
|
2098 |
2098
|
jones
|
DBUtil dbutil = new DBUtil();
|
2099 |
|
|
String lastDocid = dbutil.getMaxDocid(scope);
|
2100 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2101 |
|
|
out.println("<lastDocid>");
|
2102 |
|
|
out.println(" <scope>" + scope + "</scope>");
|
2103 |
|
|
out.println(" <docid>" + lastDocid + "</docid>");
|
2104 |
|
|
out.println("</lastDocid>");
|
2105 |
793
|
bojilova
|
|
2106 |
2098
|
jones
|
} catch (Exception e) {
|
2107 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2108 |
|
|
out.println("<error>");
|
2109 |
|
|
out.println(e.getMessage());
|
2110 |
|
|
out.println("</error>");
|
2111 |
|
|
}
|
2112 |
1217
|
tao
|
}
|
2113 |
1360
|
tao
|
|
2114 |
2098
|
jones
|
/**
|
2115 |
2113
|
jones
|
* Print a report from the event log based on filter parameters passed in
|
2116 |
|
|
* from the web.
|
2117 |
2169
|
sgarg
|
*
|
2118 |
2113
|
jones
|
* @param params the parameters from the web request
|
2119 |
|
|
* @param request the http request object for getting request details
|
2120 |
|
|
* @param response the http response object for writing output
|
2121 |
|
|
*/
|
2122 |
|
|
private void handleGetLogAction(Hashtable params, HttpServletRequest request,
|
2123 |
2312
|
jones
|
HttpServletResponse response, String username)
|
2124 |
2113
|
jones
|
{
|
2125 |
|
|
try {
|
2126 |
2312
|
jones
|
response.setContentType("text/xml");
|
2127 |
|
|
PrintWriter out = response.getWriter();
|
2128 |
2347
|
sgarg
|
|
2129 |
2312
|
jones
|
// Check that the user is authenticated as an administrator account
|
2130 |
|
|
boolean adminIsAuthenticated = false;
|
2131 |
|
|
for (int i = 0; i < administrators.length; i++) {
|
2132 |
|
|
if (username.equals(administrators[i])) {
|
2133 |
|
|
adminIsAuthenticated = true;
|
2134 |
|
|
}
|
2135 |
2113
|
jones
|
}
|
2136 |
2312
|
jones
|
if (!adminIsAuthenticated) {
|
2137 |
|
|
out.print("<error>");
|
2138 |
2347
|
sgarg
|
out.print("The user \"" + username +
|
2139 |
2312
|
jones
|
"\" is not authorized for this action.");
|
2140 |
|
|
out.print("</error>");
|
2141 |
|
|
return;
|
2142 |
2113
|
jones
|
}
|
2143 |
2347
|
sgarg
|
|
2144 |
2312
|
jones
|
// Get all of the parameters in the correct formats
|
2145 |
|
|
String[] ipAddress = (String[])params.get("ipaddress");
|
2146 |
|
|
String[] principal = (String[])params.get("principal");
|
2147 |
|
|
String[] docid = (String[])params.get("docid");
|
2148 |
|
|
String[] event = (String[])params.get("event");
|
2149 |
|
|
String[] startArray = (String[]) params.get("start");
|
2150 |
|
|
String[] endArray = (String[]) params.get("end");
|
2151 |
|
|
String start = null;
|
2152 |
|
|
String end = null;
|
2153 |
|
|
if (startArray != null) {
|
2154 |
|
|
start = startArray[0];
|
2155 |
|
|
}
|
2156 |
|
|
if (endArray != null) {
|
2157 |
|
|
end = endArray[0];
|
2158 |
|
|
}
|
2159 |
|
|
Timestamp startDate = null;
|
2160 |
|
|
Timestamp endDate = null;
|
2161 |
|
|
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
|
2162 |
|
|
try {
|
2163 |
|
|
if (start != null) {
|
2164 |
|
|
startDate = new Timestamp((format.parse(start)).getTime());
|
2165 |
|
|
}
|
2166 |
|
|
if (end != null) {
|
2167 |
|
|
endDate = new Timestamp((format.parse(end)).getTime());
|
2168 |
|
|
}
|
2169 |
|
|
} catch (ParseException e) {
|
2170 |
|
|
System.out.println("Failed to created Timestamp from input.");
|
2171 |
|
|
}
|
2172 |
2347
|
sgarg
|
|
2173 |
2312
|
jones
|
// Request the report by passing the filter parameters
|
2174 |
|
|
out.println(EventLog.getInstance().getReport(ipAddress, principal,
|
2175 |
|
|
docid, event, startDate, endDate));
|
2176 |
|
|
out.close();
|
2177 |
|
|
} catch (IOException e) {
|
2178 |
|
|
MetaCatUtil.debugMessage(
|
2179 |
|
|
"Could not open http response for writing: " + e.getMessage(), 5);
|
2180 |
2113
|
jones
|
}
|
2181 |
2312
|
jones
|
}
|
2182 |
2169
|
sgarg
|
|
2183 |
2312
|
jones
|
/**
|
2184 |
|
|
* Rebuild the index for one or more documents. If the docid parameter is
|
2185 |
|
|
* provided, rebuild for just that one document or list of documents. If
|
2186 |
|
|
* not, then rebuild the index for all documents in the xml_documents
|
2187 |
|
|
* table.
|
2188 |
|
|
*
|
2189 |
|
|
* @param params the parameters from the web request
|
2190 |
|
|
* @param request the http request object for getting request details
|
2191 |
|
|
* @param response the http response object for writing output
|
2192 |
|
|
* @param username the username of the authenticated user
|
2193 |
|
|
*/
|
2194 |
2347
|
sgarg
|
private void handleBuildIndexAction(Hashtable params,
|
2195 |
2312
|
jones
|
HttpServletRequest request, HttpServletResponse response,
|
2196 |
|
|
String username)
|
2197 |
|
|
{
|
2198 |
|
|
// Get all of the parameters in the correct formats
|
2199 |
|
|
String[] docid = (String[])params.get("docid");
|
2200 |
|
|
|
2201 |
|
|
// Rebuild the indices for appropriate documents
|
2202 |
2113
|
jones
|
try {
|
2203 |
|
|
response.setContentType("text/xml");
|
2204 |
|
|
PrintWriter out = response.getWriter();
|
2205 |
2347
|
sgarg
|
|
2206 |
2312
|
jones
|
// Check that the user is authenticated as an administrator account
|
2207 |
|
|
boolean adminIsAuthenticated = false;
|
2208 |
|
|
for (int i = 0; i < administrators.length; i++) {
|
2209 |
|
|
if (username.equals(administrators[i])) {
|
2210 |
|
|
adminIsAuthenticated = true;
|
2211 |
|
|
}
|
2212 |
|
|
}
|
2213 |
|
|
if (!adminIsAuthenticated) {
|
2214 |
|
|
out.print("<error>");
|
2215 |
2347
|
sgarg
|
out.print("The user \"" + username +
|
2216 |
2312
|
jones
|
"\" is not authorized for this action.");
|
2217 |
|
|
out.print("</error>");
|
2218 |
|
|
return;
|
2219 |
|
|
}
|
2220 |
|
|
|
2221 |
|
|
// Process the documents
|
2222 |
|
|
out.println("<success>");
|
2223 |
|
|
if (docid == null || docid.length == 0) {
|
2224 |
|
|
// Process all of the documents
|
2225 |
|
|
try {
|
2226 |
|
|
Vector documents = getDocumentList();
|
2227 |
|
|
Iterator it = documents.iterator();
|
2228 |
|
|
while (it.hasNext()) {
|
2229 |
|
|
String id = (String) it.next();
|
2230 |
|
|
buildDocumentIndex(id, out);
|
2231 |
|
|
}
|
2232 |
|
|
} catch (SQLException se) {
|
2233 |
|
|
out.print("<error>");
|
2234 |
|
|
out.print(se.getMessage());
|
2235 |
|
|
out.println("</error>");
|
2236 |
|
|
}
|
2237 |
|
|
} else {
|
2238 |
|
|
// Only process the requested documents
|
2239 |
|
|
for (int i = 0; i < docid.length; i++) {
|
2240 |
|
|
buildDocumentIndex(docid[i], out);
|
2241 |
|
|
}
|
2242 |
|
|
}
|
2243 |
|
|
out.println("</success>");
|
2244 |
2113
|
jones
|
out.close();
|
2245 |
|
|
} catch (IOException e) {
|
2246 |
|
|
MetaCatUtil.debugMessage(
|
2247 |
2169
|
sgarg
|
"Could not open http response for writing: "
|
2248 |
2113
|
jones
|
+ e.getMessage(), 5);
|
2249 |
|
|
}
|
2250 |
|
|
}
|
2251 |
2169
|
sgarg
|
|
2252 |
2113
|
jones
|
/**
|
2253 |
2347
|
sgarg
|
* Build the index for one document by reading the document and
|
2254 |
2312
|
jones
|
* calling its buildIndex() method.
|
2255 |
|
|
*
|
2256 |
|
|
* @param docid the document (with revision) to rebuild
|
2257 |
|
|
* @param out the PrintWriter to which output is printed
|
2258 |
|
|
*/
|
2259 |
|
|
private void buildDocumentIndex(String docid, PrintWriter out)
|
2260 |
|
|
{
|
2261 |
|
|
try {
|
2262 |
|
|
DocumentImpl doc = new DocumentImpl(docid, false);
|
2263 |
|
|
doc.buildIndex();
|
2264 |
|
|
out.print("<docid>" + docid);
|
2265 |
|
|
out.println("</docid>");
|
2266 |
|
|
} catch (McdbException me) {
|
2267 |
|
|
out.print("<error>");
|
2268 |
|
|
out.print(me.getMessage());
|
2269 |
|
|
out.println("</error>");
|
2270 |
|
|
}
|
2271 |
|
|
}
|
2272 |
|
|
|
2273 |
|
|
/**
|
2274 |
2098
|
jones
|
* Handle documents passed to metacat that are encoded using the
|
2275 |
|
|
* "multipart/form-data" mime type. This is typically used for uploading
|
2276 |
|
|
* data files which may be binary and large.
|
2277 |
|
|
*/
|
2278 |
|
|
private void handleMultipartForm(HttpServletRequest request,
|
2279 |
|
|
HttpServletResponse response)
|
2280 |
|
|
{
|
2281 |
|
|
PrintWriter out = null;
|
2282 |
|
|
String action = null;
|
2283 |
793
|
bojilova
|
|
2284 |
2098
|
jones
|
// Parse the multipart form, and save the parameters in a Hashtable and
|
2285 |
|
|
// save the FileParts in a hashtable
|
2286 |
798
|
jones
|
|
2287 |
2098
|
jones
|
Hashtable params = new Hashtable();
|
2288 |
|
|
Hashtable fileList = new Hashtable();
|
2289 |
|
|
int sizeLimit = (new Integer(MetaCatUtil.getOption("datafilesizelimit")))
|
2290 |
|
|
.intValue();
|
2291 |
|
|
MetaCatUtil.debugMessage(
|
2292 |
|
|
"The limit size of data file is: " + sizeLimit, 50);
|
2293 |
798
|
jones
|
|
2294 |
2098
|
jones
|
try {
|
2295 |
|
|
// MBJ: need to put filesize limit in Metacat config
|
2296 |
|
|
// (metacat.properties)
|
2297 |
|
|
MultipartParser mp = new MultipartParser(request,
|
2298 |
|
|
sizeLimit * 1024 * 1024);
|
2299 |
|
|
Part part;
|
2300 |
|
|
while ((part = mp.readNextPart()) != null) {
|
2301 |
|
|
String name = part.getName();
|
2302 |
798
|
jones
|
|
2303 |
2098
|
jones
|
if (part.isParam()) {
|
2304 |
|
|
// it's a parameter part
|
2305 |
|
|
ParamPart paramPart = (ParamPart) part;
|
2306 |
|
|
String value = paramPart.getStringValue();
|
2307 |
|
|
params.put(name, value);
|
2308 |
|
|
if (name.equals("action")) {
|
2309 |
|
|
action = value;
|
2310 |
|
|
}
|
2311 |
|
|
} else if (part.isFile()) {
|
2312 |
|
|
// it's a file part
|
2313 |
|
|
FilePart filePart = (FilePart) part;
|
2314 |
|
|
fileList.put(name, filePart);
|
2315 |
798
|
jones
|
|
2316 |
2098
|
jones
|
// Stop once the first file part is found, otherwise going
|
2317 |
|
|
// onto the
|
2318 |
|
|
// next part prevents access to the file contents. So...for
|
2319 |
|
|
// upload
|
2320 |
|
|
// to work, the datafile must be the last part
|
2321 |
|
|
break;
|
2322 |
|
|
}
|
2323 |
|
|
}
|
2324 |
|
|
} catch (IOException ioe) {
|
2325 |
|
|
try {
|
2326 |
|
|
out = response.getWriter();
|
2327 |
|
|
} catch (IOException ioe2) {
|
2328 |
|
|
System.err
|
2329 |
|
|
.println("Fatal Error: couldn't get response output stream.");
|
2330 |
|
|
}
|
2331 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2332 |
|
|
out.println("<error>");
|
2333 |
|
|
out.println("Error: problem reading multipart data.");
|
2334 |
|
|
out.println("</error>");
|
2335 |
798
|
jones
|
}
|
2336 |
|
|
|
2337 |
2098
|
jones
|
// Get the session information
|
2338 |
|
|
String username = null;
|
2339 |
|
|
String password = null;
|
2340 |
|
|
String[] groupnames = null;
|
2341 |
|
|
String sess_id = null;
|
2342 |
798
|
jones
|
|
2343 |
2098
|
jones
|
// be aware of session expiration on every request
|
2344 |
|
|
HttpSession sess = request.getSession(true);
|
2345 |
|
|
if (sess.isNew()) {
|
2346 |
|
|
// session expired or has not been stored b/w user requests
|
2347 |
|
|
username = "public";
|
2348 |
|
|
sess.setAttribute("username", username);
|
2349 |
|
|
} else {
|
2350 |
|
|
username = (String) sess.getAttribute("username");
|
2351 |
|
|
password = (String) sess.getAttribute("password");
|
2352 |
|
|
groupnames = (String[]) sess.getAttribute("groupnames");
|
2353 |
|
|
try {
|
2354 |
|
|
sess_id = (String) sess.getId();
|
2355 |
|
|
} catch (IllegalStateException ise) {
|
2356 |
|
|
System.out
|
2357 |
|
|
.println("error in handleMultipartForm: this shouldn't "
|
2358 |
|
|
+ "happen: the session should be valid: "
|
2359 |
|
|
+ ise.getMessage());
|
2360 |
|
|
}
|
2361 |
|
|
}
|
2362 |
1360
|
tao
|
|
2363 |
2098
|
jones
|
// Get the out stream
|
2364 |
|
|
try {
|
2365 |
|
|
out = response.getWriter();
|
2366 |
798
|
jones
|
} catch (IOException ioe2) {
|
2367 |
2098
|
jones
|
MetaCatUtil.debugMessage("Fatal Error: couldn't get response "
|
2368 |
|
|
+ "output stream.", 30);
|
2369 |
798
|
jones
|
}
|
2370 |
1360
|
tao
|
|
2371 |
2098
|
jones
|
if (action.equals("upload")) {
|
2372 |
|
|
if (username != null && !username.equals("public")) {
|
2373 |
|
|
handleUploadAction(request, out, params, fileList, username,
|
2374 |
|
|
groupnames);
|
2375 |
|
|
} else {
|
2376 |
1360
|
tao
|
|
2377 |
2098
|
jones
|
out.println("<?xml version=\"1.0\"?>");
|
2378 |
|
|
out.println("<error>");
|
2379 |
|
|
out.println("Permission denied for " + action);
|
2380 |
|
|
out.println("</error>");
|
2381 |
|
|
}
|
2382 |
|
|
} else {
|
2383 |
|
|
/*
|
2384 |
|
|
* try { out = response.getWriter(); } catch (IOException ioe2) {
|
2385 |
|
|
* System.err.println("Fatal Error: couldn't get response output
|
2386 |
|
|
* stream.");
|
2387 |
|
|
*/
|
2388 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2389 |
|
|
out.println("<error>");
|
2390 |
|
|
out.println(
|
2391 |
|
|
"Error: action not registered. Please report this error.");
|
2392 |
|
|
out.println("</error>");
|
2393 |
|
|
}
|
2394 |
|
|
out.close();
|
2395 |
798
|
jones
|
}
|
2396 |
|
|
|
2397 |
2098
|
jones
|
/**
|
2398 |
|
|
* Handle the upload action by saving the attached file to disk and
|
2399 |
|
|
* registering it in the Metacat db
|
2400 |
|
|
*/
|
2401 |
|
|
private void handleUploadAction(HttpServletRequest request,
|
2402 |
|
|
PrintWriter out, Hashtable params, Hashtable fileList,
|
2403 |
|
|
String username, String[] groupnames)
|
2404 |
1041
|
tao
|
{
|
2405 |
2098
|
jones
|
//PrintWriter out = null;
|
2406 |
|
|
//Connection conn = null;
|
2407 |
|
|
String action = null;
|
2408 |
|
|
String docid = null;
|
2409 |
798
|
jones
|
|
2410 |
2098
|
jones
|
/*
|
2411 |
|
|
* response.setContentType("text/xml"); try { out =
|
2412 |
|
|
* response.getWriter(); } catch (IOException ioe2) {
|
2413 |
|
|
* System.err.println("Fatal Error: couldn't get response output
|
2414 |
|
|
* stream.");
|
2415 |
|
|
*/
|
2416 |
798
|
jones
|
|
2417 |
2098
|
jones
|
if (params.containsKey("docid")) {
|
2418 |
|
|
docid = (String) params.get("docid");
|
2419 |
|
|
}
|
2420 |
798
|
jones
|
|
2421 |
2098
|
jones
|
// Make sure we have a docid and datafile
|
2422 |
|
|
if (docid != null && fileList.containsKey("datafile")) {
|
2423 |
798
|
jones
|
|
2424 |
2098
|
jones
|
// Get a reference to the file part of the form
|
2425 |
|
|
FilePart filePart = (FilePart) fileList.get("datafile");
|
2426 |
|
|
String fileName = filePart.getFileName();
|
2427 |
|
|
MetaCatUtil.debugMessage("Uploading filename: " + fileName, 10);
|
2428 |
1360
|
tao
|
|
2429 |
2098
|
jones
|
// Check if the right file existed in the uploaded data
|
2430 |
|
|
if (fileName != null) {
|
2431 |
1360
|
tao
|
|
2432 |
2098
|
jones
|
try {
|
2433 |
|
|
//MetaCatUtil.debugMessage("Upload datafile " + docid
|
2434 |
|
|
// +"...", 10);
|
2435 |
|
|
//If document get lock data file grant
|
2436 |
|
|
if (DocumentImpl.getDataFileLockGrant(docid)) {
|
2437 |
|
|
// register the file in the database (which generates
|
2438 |
|
|
// an exception
|
2439 |
|
|
//if the docid is not acceptable or other untoward
|
2440 |
|
|
// things happen
|
2441 |
|
|
DocumentImpl.registerDocument(fileName, "BIN", docid,
|
2442 |
2259
|
sgarg
|
username, groupnames);
|
2443 |
1360
|
tao
|
|
2444 |
2098
|
jones
|
// Save the data file to disk using "docid" as the name
|
2445 |
|
|
dataDirectory.mkdirs();
|
2446 |
|
|
File newFile = new File(dataDirectory, docid);
|
2447 |
|
|
long size = filePart.writeTo(newFile);
|
2448 |
1360
|
tao
|
|
2449 |
2169
|
sgarg
|
EventLog.getInstance().log(request.getRemoteAddr(),
|
2450 |
2102
|
jones
|
username, docid, "upload");
|
2451 |
2098
|
jones
|
// Force replication this data file
|
2452 |
|
|
// To data file, "insert" and update is same
|
2453 |
|
|
// The fourth parameter is null. Because it is
|
2454 |
|
|
// notification server
|
2455 |
|
|
// and this method is in MetaCatServerlet. It is
|
2456 |
|
|
// original command,
|
2457 |
|
|
// not get force replication info from another metacat
|
2458 |
|
|
ForceReplicationHandler frh = new ForceReplicationHandler(
|
2459 |
|
|
docid, "insert", false, null);
|
2460 |
1360
|
tao
|
|
2461 |
2098
|
jones
|
// set content type and other response header fields
|
2462 |
|
|
// first
|
2463 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2464 |
|
|
out.println("<success>");
|
2465 |
|
|
out.println("<docid>" + docid + "</docid>");
|
2466 |
|
|
out.println("<size>" + size + "</size>");
|
2467 |
|
|
out.println("</success>");
|
2468 |
|
|
}
|
2469 |
|
|
|
2470 |
|
|
} catch (Exception e) {
|
2471 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2472 |
|
|
out.println("<error>");
|
2473 |
|
|
out.println(e.getMessage());
|
2474 |
|
|
out.println("</error>");
|
2475 |
|
|
}
|
2476 |
|
|
} else {
|
2477 |
|
|
// the field did not contain a file
|
2478 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2479 |
|
|
out.println("<error>");
|
2480 |
|
|
out.println("The uploaded data did not contain a valid file.");
|
2481 |
|
|
out.println("</error>");
|
2482 |
|
|
}
|
2483 |
|
|
} else {
|
2484 |
|
|
// Error bcse docid missing or file missing
|
2485 |
|
|
out.println("<?xml version=\"1.0\"?>");
|
2486 |
|
|
out.println("<error>");
|
2487 |
|
|
out.println("The uploaded data did not contain a valid docid "
|
2488 |
|
|
+ "or valid file.");
|
2489 |
|
|
out.println("</error>");
|
2490 |
798
|
jones
|
}
|
2491 |
2098
|
jones
|
}
|
2492 |
1360
|
tao
|
|
2493 |
2098
|
jones
|
/*
|
2494 |
|
|
* A method to handle set access action
|
2495 |
|
|
*/
|
2496 |
|
|
private void handleSetAccessAction(PrintWriter out, Hashtable params,
|
2497 |
|
|
String username)
|
2498 |
1041
|
tao
|
{
|
2499 |
2098
|
jones
|
String[] docList = null;
|
2500 |
|
|
String[] principalList = null;
|
2501 |
|
|
String[] permissionList = null;
|
2502 |
|
|
String[] permTypeList = null;
|
2503 |
|
|
String[] permOrderList = null;
|
2504 |
|
|
String permission = null;
|
2505 |
|
|
String permType = null;
|
2506 |
|
|
String permOrder = null;
|
2507 |
|
|
Vector errorList = new Vector();
|
2508 |
|
|
String error = null;
|
2509 |
|
|
Vector successList = new Vector();
|
2510 |
|
|
String success = null;
|
2511 |
1716
|
berkley
|
|
2512 |
2098
|
jones
|
// Get parameters
|
2513 |
|
|
if (params.containsKey("docid")) {
|
2514 |
|
|
docList = (String[]) params.get("docid");
|
2515 |
|
|
}
|
2516 |
|
|
if (params.containsKey("principal")) {
|
2517 |
|
|
principalList = (String[]) params.get("principal");
|
2518 |
|
|
}
|
2519 |
|
|
if (params.containsKey("permission")) {
|
2520 |
|
|
permissionList = (String[]) params.get("permission");
|
2521 |
1716
|
berkley
|
|
2522 |
2098
|
jones
|
}
|
2523 |
|
|
if (params.containsKey("permType")) {
|
2524 |
|
|
permTypeList = (String[]) params.get("permType");
|
2525 |
1716
|
berkley
|
|
2526 |
2098
|
jones
|
}
|
2527 |
|
|
if (params.containsKey("permOrder")) {
|
2528 |
|
|
permOrderList = (String[]) params.get("permOrder");
|
2529 |
1716
|
berkley
|
|
2530 |
2098
|
jones
|
}
|
2531 |
1716
|
berkley
|
|
2532 |
2098
|
jones
|
// Make sure the parameter is not null
|
2533 |
|
|
if (docList == null || principalList == null || permTypeList == null
|
2534 |
|
|
|| permissionList == null) {
|
2535 |
|
|
error = "Please check your parameter list, it should look like: "
|
2536 |
|
|
+ "?action=setaccess&docid=pipeline.1.1&principal=public"
|
2537 |
|
|
+ "&permission=read&permType=allow&permOrder=allowFirst";
|
2538 |
|
|
errorList.addElement(error);
|
2539 |
|
|
outputResponse(successList, errorList, out);
|
2540 |
|
|
return;
|
2541 |
|
|
}
|
2542 |
1716
|
berkley
|
|
2543 |
2098
|
jones
|
// Only select first element for permission, type and order
|
2544 |
|
|
permission = permissionList[0];
|
2545 |
|
|
permType = permTypeList[0];
|
2546 |
|
|
if (permOrderList != null) {
|
2547 |
|
|
permOrder = permOrderList[0];
|
2548 |
|
|
}
|
2549 |
1716
|
berkley
|
|
2550 |
2098
|
jones
|
// Get package doctype set
|
2551 |
|
|
Vector packageSet = MetaCatUtil.getOptionList(MetaCatUtil
|
2552 |
|
|
.getOption("packagedoctypeset"));
|
2553 |
|
|
//debug
|
2554 |
|
|
if (packageSet != null) {
|
2555 |
|
|
for (int i = 0; i < packageSet.size(); i++) {
|
2556 |
|
|
MetaCatUtil.debugMessage("doctype in package set: "
|
2557 |
|
|
+ (String) packageSet.elementAt(i), 34);
|
2558 |
|
|
}
|
2559 |
|
|
}
|
2560 |
1716
|
berkley
|
|
2561 |
2098
|
jones
|
// handle every accessionNumber
|
2562 |
|
|
for (int i = 0; i < docList.length; i++) {
|
2563 |
|
|
String accessionNumber = docList[i];
|
2564 |
|
|
String owner = null;
|
2565 |
|
|
String publicId = null;
|
2566 |
|
|
// Get document owner and public id
|
2567 |
|
|
try {
|
2568 |
|
|
owner = getFieldValueForDoc(accessionNumber, "user_owner");
|
2569 |
|
|
publicId = getFieldValueForDoc(accessionNumber, "doctype");
|
2570 |
|
|
} catch (Exception e) {
|
2571 |
|
|
MetaCatUtil.debugMessage("Error in handleSetAccessAction: "
|
2572 |
|
|
+ e.getMessage(), 30);
|
2573 |
|
|
error = "Error in set access control for document - "
|
2574 |
|
|
+ accessionNumber + e.getMessage();
|
2575 |
|
|
errorList.addElement(error);
|
2576 |
|
|
continue;
|
2577 |
|
|
}
|
2578 |
|
|
//check if user is the owner. Only owner can do owner
|
2579 |
|
|
if (username == null || owner == null || !username.equals(owner)) {
|
2580 |
|
|
error = "User - " + username
|
2581 |
|
|
+ " does not have permission to set "
|
2582 |
|
|
+ "access control for docid - " + accessionNumber;
|
2583 |
|
|
errorList.addElement(error);
|
2584 |
|
|
continue;
|
2585 |
|
|
}
|
2586 |
1716
|
berkley
|
|
2587 |
2098
|
jones
|
// If docid publicid is BIN data file or other beta4, 6 package
|
2588 |
|
|
// document
|
2589 |
|
|
// we could not do set access control. Because we don't want
|
2590 |
|
|
// inconsistent
|
2591 |
|
|
// to its access docuemnt
|
2592 |
|
|
if (publicId != null && packageSet != null
|
2593 |
|
|
&& packageSet.contains(publicId)) {
|
2594 |
|
|
error = "Could not set access control to document "
|
2595 |
|
|
+ accessionNumber
|
2596 |
|
|
+ "because it is in a pakcage and it has a access file for it";
|
2597 |
|
|
errorList.addElement(error);
|
2598 |
|
|
continue;
|
2599 |
|
|
}
|
2600 |
1716
|
berkley
|
|
2601 |
2098
|
jones
|
// for every principle
|
2602 |
|
|
for (int j = 0; j < principalList.length; j++) {
|
2603 |
|
|
String principal = principalList[j];
|
2604 |
|
|
try {
|
2605 |
|
|
//insert permission
|
2606 |
|
|
AccessControlForSingleFile accessControl = new AccessControlForSingleFile(
|
2607 |
|
|
accessionNumber, principal, permission, permType,
|
2608 |
|
|
permOrder);
|
2609 |
|
|
accessControl.insertPermissions();
|
2610 |
|
|
success = "Set access control to document "
|
2611 |
|
|
+ accessionNumber + " successfully";
|
2612 |
|
|
successList.addElement(success);
|
2613 |
|
|
} catch (Exception ee) {
|
2614 |
|
|
MetaCatUtil.debugMessage(
|
2615 |
|
|
"Erorr in handleSetAccessAction2: "
|
2616 |
|
|
+ ee.getMessage(), 30);
|
2617 |
|
|
error = "Faild to set access control for document "
|
2618 |
|
|
+ accessionNumber + " because " + ee.getMessage();
|
2619 |
|
|
errorList.addElement(error);
|
2620 |
|
|
continue;
|
2621 |
|
|
}
|
2622 |
|
|
}
|
2623 |
1369
|
tao
|
}
|
2624 |
2098
|
jones
|
outputResponse(successList, errorList, out);
|
2625 |
|
|
}
|
2626 |
1716
|
berkley
|
|
2627 |
2098
|
jones
|
/*
|
2628 |
|
|
* A method try to determin a docid's public id, if couldn't find null will
|
2629 |
|
|
* be returned.
|
2630 |
|
|
*/
|
2631 |
|
|
private String getFieldValueForDoc(String accessionNumber, String fieldName)
|
2632 |
|
|
throws Exception
|
2633 |
1369
|
tao
|
{
|
2634 |
2098
|
jones
|
if (accessionNumber == null || accessionNumber.equals("")
|
2635 |
|
|
|| fieldName == null || fieldName.equals("")) { throw new Exception(
|
2636 |
|
|
"Docid or field name was not specified"); }
|
2637 |
1716
|
berkley
|
|
2638 |
2098
|
jones
|
PreparedStatement pstmt = null;
|
2639 |
|
|
ResultSet rs = null;
|
2640 |
|
|
String fieldValue = null;
|
2641 |
|
|
String docId = null;
|
2642 |
|
|
DBConnection conn = null;
|
2643 |
|
|
int serialNumber = -1;
|
2644 |
1716
|
berkley
|
|
2645 |
2098
|
jones
|
// get rid of revision if access number has
|
2646 |
|
|
docId = MetaCatUtil.getDocIdFromString(accessionNumber);
|
2647 |
|
|
try {
|
2648 |
|
|
//check out DBConnection
|
2649 |
|
|
conn = DBConnectionPool
|
2650 |
|
|
.getDBConnection("MetaCatServlet.getPublicIdForDoc");
|
2651 |
|
|
serialNumber = conn.getCheckOutSerialNumber();
|
2652 |
|
|
pstmt = conn.prepareStatement("SELECT " + fieldName
|
2653 |
|
|
+ " FROM xml_documents " + "WHERE docid = ? ");
|
2654 |
1716
|
berkley
|
|
2655 |
2098
|
jones
|
pstmt.setString(1, docId);
|
2656 |
|
|
pstmt.execute();
|
2657 |
|
|
rs = pstmt.getResultSet();
|
2658 |
|
|
boolean hasRow = rs.next();
|
2659 |
|
|
int perm = 0;
|
2660 |
|
|
if (hasRow) {
|
2661 |
|
|
fieldValue = rs.getString(1);
|
2662 |
|
|
} else {
|
2663 |
|
|
throw new Exception("Could not find document: "
|
2664 |
|
|
+ accessionNumber);
|
2665 |
|
|
}
|
2666 |
|
|
} catch (Exception e) {
|
2667 |
|
|
MetaCatUtil.debugMessage(
|
2668 |
|
|
"Exception in MetacatServlet.getPublicIdForDoc: "
|
2669 |
|
|
+ e.getMessage(), 30);
|
2670 |
|
|
throw e;
|
2671 |
|
|
} finally {
|
2672 |
|
|
try {
|
2673 |
|
|
rs.close();
|
2674 |
|
|
pstmt.close();
|
2675 |
1716
|
berkley
|
|
2676 |
2098
|
jones
|
} finally {
|
2677 |
|
|
DBConnectionPool.returnDBConnection(conn, serialNumber);
|
2678 |
|
|
}
|
2679 |
|
|
}
|
2680 |
|
|
return fieldValue;
|
2681 |
1369
|
tao
|
}
|
2682 |
1716
|
berkley
|
|
2683 |
2098
|
jones
|
/*
|
2684 |
2312
|
jones
|
* Get the list of documents from the database and return the list in an
|
2685 |
|
|
* Vector of identifiers.
|
2686 |
|
|
*
|
2687 |
|
|
* @ returns the array of identifiers
|
2688 |
|
|
*/
|
2689 |
|
|
private Vector getDocumentList() throws SQLException
|
2690 |
|
|
{
|
2691 |
|
|
Vector docList = new Vector();
|
2692 |
|
|
PreparedStatement pstmt = null;
|
2693 |
|
|
ResultSet rs = null;
|
2694 |
|
|
DBConnection conn = null;
|
2695 |
|
|
int serialNumber = -1;
|
2696 |
|
|
|
2697 |
|
|
try {
|
2698 |
|
|
//check out DBConnection
|
2699 |
|
|
conn = DBConnectionPool
|
2700 |
|
|
.getDBConnection("MetaCatServlet.getDocumentList");
|
2701 |
|
|
serialNumber = conn.getCheckOutSerialNumber();
|
2702 |
|
|
pstmt = conn.prepareStatement("SELECT docid, rev"
|
2703 |
|
|
+ " FROM xml_documents ");
|
2704 |
|
|
pstmt.execute();
|
2705 |
|
|
rs = pstmt.getResultSet();
|
2706 |
|
|
while (rs.next()) {
|
2707 |
|
|
String docid = rs.getString(1);
|
2708 |
|
|
String rev = rs.getString(2);
|
2709 |
|
|
docList.add(docid + "." + rev);
|
2710 |
|
|
}
|
2711 |
|
|
} catch (SQLException e) {
|
2712 |
|
|
MetaCatUtil.debugMessage(
|
2713 |
|
|
"Exception in MetacatServlet.getDocumentList: "
|
2714 |
|
|
+ e.getMessage(), 30);
|
2715 |
|
|
throw e;
|
2716 |
|
|
} finally {
|
2717 |
|
|
try {
|
2718 |
|
|
rs.close();
|
2719 |
|
|
pstmt.close();
|
2720 |
|
|
|
2721 |
|
|
} catch (SQLException se) {
|
2722 |
|
|
MetaCatUtil.debugMessage(
|
2723 |
|
|
"Exception in MetacatServlet.getDocumentList: "
|
2724 |
|
|
+ se.getMessage(), 30);
|
2725 |
|
|
throw se;
|
2726 |
|
|
} finally {
|
2727 |
|
|
DBConnectionPool.returnDBConnection(conn, serialNumber);
|
2728 |
|
|
}
|
2729 |
|
|
}
|
2730 |
|
|
return docList;
|
2731 |
|
|
}
|
2732 |
|
|
|
2733 |
|
|
/*
|
2734 |
2098
|
jones
|
* A method to output setAccess action result
|
2735 |
|
|
*/
|
2736 |
|
|
private void outputResponse(Vector successList, Vector errorList,
|
2737 |
|
|
PrintWriter out)
|
2738 |
1369
|
tao
|
{
|
2739 |
2098
|
jones
|
boolean error = false;
|
2740 |
|
|
boolean success = false;
|
2741 |
|
|
// Output prolog
|
2742 |
|
|
out.println(PROLOG);
|
2743 |
|
|
// output success message
|
2744 |
|
|
if (successList != null) {
|
2745 |
|
|
for (int i = 0; i < successList.size(); i++) {
|
2746 |
|
|
out.println(SUCCESS);
|
2747 |
|
|
out.println((String) successList.elementAt(i));
|
2748 |
|
|
out.println(SUCCESSCLOSE);
|
2749 |
|
|
success = true;
|
2750 |
|
|
}
|
2751 |
|
|
}
|
2752 |
|
|
// output error message
|
2753 |
|
|
if (errorList != null) {
|
2754 |
|
|
for (int i = 0; i < errorList.size(); i++) {
|
2755 |
|
|
out.println(ERROR);
|
2756 |
|
|
out.println((String) errorList.elementAt(i));
|
2757 |
|
|
out.println(ERRORCLOSE);
|
2758 |
|
|
error = true;
|
2759 |
|
|
}
|
2760 |
|
|
}
|
2761 |
1716
|
berkley
|
|
2762 |
2098
|
jones
|
// if no error and no success info, send a error that nothing happened
|
2763 |
|
|
if (!error && !success) {
|
2764 |
|
|
out.println(ERROR);
|
2765 |
|
|
out.println("Nothing happend for setaccess action");
|
2766 |
|
|
out.println(ERRORCLOSE);
|
2767 |
|
|
}
|
2768 |
1369
|
tao
|
}
|
2769 |
46
|
jones
|
}
|