source: release-kits/shared/uninstaller/Uninstaller.java@ 17254

Last change on this file since 17254 was 17254, checked in by oranfry, 16 years ago

updates to uninstaller
File size: 12.4 KB
Line 
1import java.util.ResourceBundle;
2import java.awt.*;
3import java.awt.event.*;
4import javax.swing.JFrame;
5import javax.swing.JPanel;
6import javax.swing.JCheckBox;
7import javax.swing.JLabel;
8import javax.swing.JButton;
9import javax.swing.BoxLayout;
10import javax.swing.JTextArea;
11import javax.swing.JScrollPane;
12import javax.swing.border.EmptyBorder;
13import javax.swing.JOptionPane;
14import javax.swing.Box;
15import javax.swing.JDialog;
16import java.io.File;
17import java.io.BufferedReader;
18import java.io.FileReader;
19import java.io.File;
20import java.util.regex.Pattern;
21import java.util.regex.Matcher;
22
23public class Uninstaller {
24
25 public static int SCREEN_WIDTH = 600;
26 public static int SCREEN_HEIGHT = 450;
27
28 public static final ResourceBundle bundle = ResourceBundle.getBundle("Uninstaller");
29
30 public static final File gs2InstallProps = new File("etc/installation.properties");
31 public static final File gs3InstallProps = new File("installation.properties");
32
33 boolean keepCollections = true;
34 //boolean keepModifiedFiles = false;
35 boolean ignoreReadOnlys = false;
36
37 JFrame frame;
38 JCheckBox keepCollectionsCheckbox;
39 //JCheckBox keepModifiedFilesCheckbox;
40 JPanel progressPanel;
41 JPanel introPanel;
42 JTextArea log;
43 JButton uninstallButton;
44 JPanel initialToolbar;
45 JPanel finishToolbar;
46
47
48 public static void main( String[] args ) {
49 (new Uninstaller()).go();
50 }
51
52 public void go() {
53
54 frame = new JFrame();
55 frame.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
56 Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
57 frame.setLocation(screenSize.width/2 - frame.getWidth()/2, screenSize.height/2 - frame.getHeight()/2);
58
59 //The panel to be displayed while the uninstall is happening
60 progressPanel = new JPanel(new BorderLayout());
61 log = new JTextArea();
62 JScrollPane logPane = new JScrollPane(log);
63 logPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
64 logPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
65 progressPanel.add( BorderLayout.NORTH, new JLabel("Progress") );
66 progressPanel.add( BorderLayout.CENTER, logPane );
67
68 //The panel to introduce and ask for options
69 introPanel = new JPanel(new BorderLayout());
70 frame.getContentPane().add( BorderLayout.NORTH, introPanel );
71
72 JPanel innerPanel = new JPanel();
73 innerPanel.setLayout( new BoxLayout(innerPanel,BoxLayout.Y_AXIS) );
74 innerPanel.setBorder( new EmptyBorder(10, 10, 5, 10) );
75 introPanel.add( BorderLayout.WEST, innerPanel );
76
77 //initial toolbar
78 initialToolbar = new JPanel();
79 JButton cancelButton = new JButton(bundle.getString("cancel"));
80 cancelButton.addActionListener( new CancelListener() );
81
82 uninstallButton = new JButton(bundle.getString("uninstall"));
83 uninstallButton.addActionListener( new StartUninstallListener() );
84
85 initialToolbar.add(cancelButton);
86 initialToolbar.add(uninstallButton);
87 frame.getContentPane().add( BorderLayout.SOUTH, initialToolbar );
88
89 //finish toolbar
90 finishToolbar = new JPanel();
91 JButton finishButton = new JButton(bundle.getString("finish"));
92 finishButton.addActionListener( new FinishListener() );
93 finishToolbar.add( finishButton );
94
95 String pwd = (new File(".")).getAbsolutePath();
96 if ( pwd.endsWith("/.") ) {
97 pwd = pwd.substring( 0, pwd.length()-2 );
98 }
99
100 JLabel l;
101
102 l = new JLabel(bundle.getString("will.uninstall.from"));
103 innerPanel.add( l );
104 innerPanel.add( Box.createRigidArea(new Dimension(5,5)) );
105
106 l = new JLabel(" " + pwd);
107 l.setFont( new Font( "Monospaced", Font.BOLD, 14 ) );
108 innerPanel.add( l );
109 innerPanel.add( Box.createRigidArea(new Dimension(5,20)) );
110
111 l = new JLabel(bundle.getString("uninstall.options"));
112 innerPanel.add( l );
113
114 keepCollectionsCheckbox = new JCheckBox(bundle.getString("keep.collections"));
115 keepCollectionsCheckbox.setSelected(true);
116 innerPanel.add( keepCollectionsCheckbox );
117
118 //keepModifiedFilesCheckbox = new JCheckBox("Keep Modified Files");
119 //innerPanel.add( keepModifiedFilesCheckbox );
120
121 frame.setTitle( bundle.getString("greenstone.uninstaller") );
122 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
123 frame.setVisible(true);
124
125 boolean ready = precheck();
126 if ( !ready ) {
127 System.exit(0);
128 }
129
130 }
131
132 class CancelListener implements ActionListener {
133 public void actionPerformed( ActionEvent e ) {
134 System.exit(0);
135 }
136 }
137
138 class FinishListener implements ActionListener {
139 public void actionPerformed( ActionEvent e ) {
140 System.exit(0);
141 }
142 }
143
144 class StartUninstallListener implements ActionListener {
145 public void actionPerformed( ActionEvent e ) {
146
147 //The dialog to ask "are you sure"
148 Object[] options = { bundle.getString("cancel"), bundle.getString("uninstall") };
149 int n = JOptionPane.showOptionDialog(
150 frame,
151 bundle.getString("are.you.sure"),
152 bundle.getString("confirmation"),
153 JOptionPane.YES_NO_CANCEL_OPTION,
154 JOptionPane.QUESTION_MESSAGE,
155 null,
156 options,
157 options[0]
158 );
159 if ( n == 0 ) {
160 return;
161 }
162
163 keepCollections = keepCollectionsCheckbox.isSelected();
164 //keepModifiedFiles = keepModifiedFilesCheckbox.isSelected();
165
166 //confirm delete of collections
167 if ( !keepCollections ) {
168 options[0] = bundle.getString("cancel");
169 options[1] = bundle.getString("continue");
170 n = JOptionPane.showOptionDialog(
171 frame,
172 bundle.getString("are.you.sure.collections"),
173 bundle.getString("confirmation"),
174 JOptionPane.YES_NO_CANCEL_OPTION,
175 JOptionPane.WARNING_MESSAGE,
176 null,
177 options,
178 options[0]
179 );
180 if ( n == 0 ) {
181 return;
182 }
183 }
184
185 //swap to the progress panel
186 introPanel.setVisible(false);
187 frame.getContentPane().remove(introPanel);
188 frame.getContentPane().add( BorderLayout.CENTER, progressPanel);
189 frame.setVisible(true);
190
191 //disable the uninstall button
192 uninstallButton.setEnabled( false );
193
194
195 //start the unstinall
196 doUninstall();
197 }
198 }
199
200 /**
201 * Do some checks
202 */
203 public boolean precheck() {
204
205 if ( !gs2InstallProps.exists() && !gs3InstallProps.exists() ) {
206 log.append( bundle.getString("error.couldnt.find.install.props") + "\n" );
207 JOptionPane.showMessageDialog(frame, bundle.getString("error.couldnt.find.install.props"), bundle.getString("error"), 0);
208 return false;
209 }
210 return true;
211
212 }
213
214 /**
215 * Does the uninstall
216 */
217 public void doUninstall() {
218
219 File startMenuPath = null;
220
221 //delete the start menu group if present
222
223 if ( gs2InstallProps.exists() ) {
224 String smp = null;
225 try {
226 smp = getPropertyValue( "startmenu.path", gs2InstallProps );
227 } catch ( Exception e ) {}
228 if ( smp != null ) {
229 startMenuPath = new File( smp );
230 }
231 } else if ( gs3InstallProps.exists() ) {
232 String smp = null;
233 try {
234 smp = getPropertyValue( "startmenu.path", gs3InstallProps );
235 } catch ( Exception e ) {}
236 if ( smp != null ) {
237 startMenuPath = new File( smp );
238 }
239 }
240
241 if ( startMenuPath == null ) {
242 log.append( bundle.getString("info.no.startmenu") + "\n" );
243 } else {
244 log.append( "StartMenu Path: " + startMenuPath.getAbsolutePath() + "\n" );
245 try {
246 recursiveDelete( startMenuPath, null );
247 } catch ( CancelledException ce ) {
248 log.append( bundle.getString("cancelled") + "\n" );
249 changeToFinishToolbar();
250 JOptionPane.showMessageDialog(frame, bundle.getString("cancelled"), bundle.getString("complete"), 1);
251 return;
252 }
253 }
254
255 //delete the files
256 try {
257 File[] exceptions = null;
258 if ( keepCollections ) {
259 exceptions = new File[2];
260 exceptions[0] = new File("web/sites/localsite/collect");
261 exceptions[1] = new File("collect");
262 }
263
264 File cd = null;
265 try {
266 cd = new File( new File(".").getCanonicalPath() );
267 } catch ( Exception e ) {
268 JOptionPane.showMessageDialog(frame, bundle.getString("failed.to.figure.cd"), bundle.getString("error") , 0);
269 System.exit(0);
270 }
271 recursiveDelete( cd , exceptions );
272 } catch ( CancelledException ce ) {
273 log.append( bundle.getString("cancelled") + "\n" );
274 JOptionPane.showMessageDialog(frame, bundle.getString("cancelled"), bundle.getString("complete"), 1);
275 changeToFinishToolbar();
276 return;
277 }
278 changeToFinishToolbar();
279 JOptionPane.showMessageDialog(frame, bundle.getString("finished"), bundle.getString("complete"), 1);
280 }
281
282 public String getPropertyValue( String propertyName, File file ) throws Exception {
283 String regex = "^" + propertyName.replaceAll("\\.","\\\\.") + "[:=]\\s*(.*)$";
284 Pattern wantedLine = Pattern.compile( regex );
285 BufferedReader in = null;
286 try {
287 in = new BufferedReader(new FileReader( file ));
288 } catch ( Exception e ) {
289 throw new Exception( "Error - couldn't open the properties file " + file );
290 }
291
292 String line, value = null;
293
294 try {
295 boolean found = false;
296 while ( (line = in.readLine()) != null && !found ) {
297
298 Matcher matcher = wantedLine.matcher( line );
299 if ( matcher.matches() ) {
300 //found the property
301 //System.err.println( "found the property" );
302 value = matcher.group(1);
303 value = value.replaceAll( "#.*", "" ).trim();
304 return value;
305 }
306
307 }
308
309 //close the input stream
310 //System.err.println( "close the input stream" );
311 in.close();
312
313 } catch ( Exception e ) {
314 throw new Exception( "Error - couldn't read from the properties file" );
315 }
316 return null;
317
318 }
319
320 public void recursiveDelete( File f, File[] exceptions ) throws CancelledException {
321
322 //log.append( "Processing: " + f.getAbsolutePath() + "\n" );
323
324 // Make sure the file or directory exists
325 if (!f.exists()) {
326 log.append( Strings.replaceAll( bundle.getString("warning.nonexistent"), "{file}", f.getAbsolutePath() ) + "\n" );
327 return;
328 }
329
330 // if this is an exception, return
331 if ( exceptions != null ) {
332 for ( int i=0; i<exceptions.length; i++ ) {
333 //System.out.println( "Comparing '" + f.getAbsolutePath() + "' with '" + exceptions[i].getAbsolutePath() + "'" );
334 try {
335 if ( f.equals( exceptions[i] ) || f.getCanonicalPath().equals(exceptions[i].getCanonicalPath()) ) {
336 log.append( Strings.replaceAll( bundle.getString("info.skipping"), "{file}", f.getAbsolutePath() ) + "\n" );
337 return;
338 }
339 } catch ( Exception e ) {
340 System.err.println("ERROR: Failed to resolve a path");
341 return;
342 }
343 }
344 }
345
346 //check existance
347 if ( !f.exists() ) {
348 log.append( Strings.replaceAll( bundle.getString("error.nonexistent"), "{file}", f.getAbsolutePath() ) + "\n" );
349 return;
350 }
351
352 //if it is a directory, recurse
353 if (f.isDirectory()) {
354 File[] files = f.listFiles();
355 if ( files != null && files.length > 0) {
356 for ( int i=0; i<files.length; i++ ) {
357 try {
358 recursiveDelete( files[i], exceptions );
359 } catch ( CancelledException ce ) {
360 throw new CancelledException();
361 }
362 }
363 }
364 }
365
366 //if this is now an empty directory, or a file, delete it
367 boolean doDelete = true;
368 if ( f.isDirectory() ) {
369 File[] files = f.listFiles();
370 doDelete = ( files == null || files.length == 0 );
371 }
372
373 if ( doDelete ) {
374
375 log.append( Strings.replaceAll( bundle.getString("deleting"), "{file}", f.getAbsolutePath() ) + "\n" );
376 while ( !f.delete() ) {
377 log.append( Strings.replaceAll( bundle.getString("warning.couldnt.delete"), "{file}", f.getAbsolutePath() ) + "\n" );
378
379 if ( ignoreReadOnlys ) {
380 return;
381 }
382
383 Object[] options = { bundle.getString("cancel"), bundle.getString("retry"), bundle.getString("skip"), bundle.getString("skip.all") };
384 int n = JOptionPane.showOptionDialog(
385 frame,
386 Strings.replaceAll( bundle.getString("warning.readonly"), "{file}", f.getAbsolutePath() ),
387 bundle.getString("readonly"),
388 JOptionPane.YES_NO_CANCEL_OPTION,
389 JOptionPane.QUESTION_MESSAGE,
390 null,
391 options,
392 options[2]
393 );
394
395 if ( n == 0 ) {
396 throw new CancelledException();
397 } else if ( n == 2 ) {
398 return;
399 } else if ( n == 3 ) {
400 ignoreReadOnlys = true;
401 return;
402 }
403
404 }
405 }
406
407 }
408
409 class CancelledException extends Exception {}
410
411 public void changeToFinishToolbar() {
412 initialToolbar.setVisible(false);
413 frame.getContentPane().remove(initialToolbar);
414 frame.getContentPane().add( BorderLayout.SOUTH, finishToolbar );
415 finishToolbar.setVisible(true);
416 }
417
418}
419
420class Strings {
421 static String replaceAll( String s, String nugget, String replacement ) {
422 StringBuffer string = new StringBuffer(s);
423 StringBuffer r = new StringBuffer();
424
425 int io = 0;
426 while ( (io=string.toString().indexOf(nugget)) != -1 ) {
427 r.append( string.toString().substring( 0, io ) );
428 r.append( replacement );
429 string.delete( 0, io + nugget.length() );
430 }
431 r.append( string.toString() );
432 return r.toString();
433 }
434}
435
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