/*
* File : MultiTrackerEditor.java
* Created : 3 déc. 2003}
* By : Olivier
*
* Azureus - a Java Bittorrent client
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details ( see the LICENSE file ).
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.gudy.azureus2.ui.swt.maketorrent;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.TreeEditor;
import org.eclipse.swt.events.*;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.gudy.azureus2.core3.config.COConfigurationManager;
import org.gudy.azureus2.core3.internat.MessageText;
import org.gudy.azureus2.core3.util.TorrentUtils;
import org.gudy.azureus2.core3.util.TrackersUtil;
import org.gudy.azureus2.ui.swt.Messages;
import org.gudy.azureus2.ui.swt.TextViewerWindow;
import org.gudy.azureus2.ui.swt.Utils;
import org.gudy.azureus2.ui.swt.components.shell.ShellFactory;
import org.gudy.azureus2.ui.swt.mainwindow.Colors;
import org.gudy.azureus2.ui.swt.shells.MessageBoxShell;
import com.aelitis.azureus.ui.UserPrompterResultListener;
import java.net.URL;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
/**
* @author Olivier
*
*/
public class MultiTrackerEditor {
TrackerEditorListener listener;
String oldName;
String currentName;
boolean anonymous;
boolean showTemplates;
List<List<String>> trackers;
Shell shell;
Text textName;
Tree treeGroups;
TreeEditor editor;
TreeItem itemEdited;
Button btnSave;
Button btnCancel;
Menu menu;
public MultiTrackerEditor(Shell parent_shell, String name, List<List<String>> trackers,TrackerEditorListener listener) {
this( parent_shell, name, trackers, listener, false );
}
public
MultiTrackerEditor(
Shell parent_shell,
String name,
List<List<String>> trackers,
TrackerEditorListener listener,
boolean anonymous )
{
this( parent_shell, name, trackers, listener, anonymous, false );
}
public
MultiTrackerEditor(
Shell parent_shell,
String name,
List<List<String>> trackers,
TrackerEditorListener listener,
boolean _anonymous,
boolean _showTemplates )
{
this.oldName = name;
if(name != null){
this.currentName = name;
}else{
this.currentName = "";
}
this.listener = listener;
anonymous = _anonymous;
showTemplates = _showTemplates;
this.trackers = new ArrayList<List<String>>(trackers);
createWindow( parent_shell );
}
private void createWindow( Shell parent_shell) {
if ( parent_shell == null ){
this.shell = ShellFactory.createMainShell(SWT.DIALOG_TRIM | SWT.RESIZE);
}else{
this.shell = ShellFactory.createShell(parent_shell,SWT.DIALOG_TRIM | SWT.RESIZE);
}
Messages.setLanguageText(this.shell, anonymous?"wizard.multitracker.edit.title":"wizard.multitracker.template.title");
Utils.setShellIcon(shell);
GridLayout layout = new GridLayout();
layout.numColumns = 3;
shell.setLayout(layout);
GridData gridData;
if ( !anonymous ){
Label labelName = new Label(shell,SWT.NULL);
Messages.setLanguageText(labelName,"wizard.multitracker.edit.name");
textName = new Text(shell,SWT.BORDER);
textName.setText(currentName);
gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.horizontalSpan = 2;
textName.setLayoutData(gridData);
textName.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent arg0) {
currentName = textName.getText();
computeSaveEnable();
}
});
}
treeGroups = new Tree(shell,SWT.BORDER);
gridData = new GridData(GridData.FILL_BOTH);
gridData.horizontalSpan = 3;
gridData.heightHint = 150;
treeGroups.setLayoutData(gridData);
treeGroups.addMouseListener(
new MouseAdapter()
{
public void
mouseDoubleClick(
MouseEvent arg0 )
{
if(treeGroups.getSelectionCount() == 1) {
TreeItem treeItem = treeGroups.getSelection()[0];
String type = (String) treeItem.getData("type");
if(type.equals("tracker")) {
editTreeItem(treeItem);
}
}
}
});
if ( showTemplates ){
// template operations
Composite cTemplate = new Composite(shell, SWT.NONE);
gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.horizontalSpan = 3;
cTemplate.setLayoutData(gridData);
GridLayout layoutTemplate = new GridLayout();
layoutTemplate.numColumns = 5;
cTemplate.setLayout(layoutTemplate);
final Label labelTitle = new Label(cTemplate,SWT.NULL);
Messages.setLanguageText(labelTitle, "Search.menu.engines");
final Combo configList = new Combo(cTemplate,SWT.READ_ONLY);
gridData = new GridData(GridData.FILL_HORIZONTAL);
configList.setLayoutData(gridData);
final List<Button> buttons = new ArrayList<Button>();
String sel_str = COConfigurationManager.getStringParameter( "multitrackereditor.last.selection", null );
final String[] currentTemplate = { sel_str==null||sel_str.length()==0?null:sel_str };
final Runnable updateSelection =
new Runnable()
{
public void
run()
{
int selection = configList.getSelectionIndex();
boolean enabled = selection != -1;
String sel_str = currentTemplate[0] = enabled?configList.getItem( selection ):null;
COConfigurationManager.setParameter( "multitrackereditor.last.selection", sel_str==null?"":sel_str );
Iterator<Button> it = buttons.iterator();
it.next(); // skip the new button
while( it.hasNext()){
it.next().setEnabled( enabled );
}
}
};
final Runnable updateTemplates =
new Runnable()
{
public void
run()
{
Map<String,List<List<String>>> multiTrackers = TrackersUtil.getInstance().getMultiTrackers();
configList.removeAll();
for ( String str: multiTrackers.keySet()){
configList.add( str );
}
String toBeSelected = currentTemplate[0];
if ( toBeSelected != null ){
int selection = configList.indexOf(toBeSelected);
if (selection != -1 ){
configList.select( selection );
}else if (configList.getItemCount() > 0) {
currentTemplate[0] = configList.getItem( 0 );
configList.select(0);
}
}
updateSelection.run();
}
};
final TrackerEditorListener templateTEL =
new TrackerEditorListener()
{
public void
trackersChanged(
String oldName,
String newName,
List<List<String>> trackers)
{
TrackersUtil util = TrackersUtil.getInstance();
if ( oldName != null && !oldName.equals( newName )){
util.removeMultiTracker( oldName );
}
util.addMultiTracker( newName, trackers );
currentTemplate[0] = newName;
updateTemplates.run();
}
};
final Button btnNew = new Button(cTemplate, SWT.PUSH);
buttons.add( btnNew );
Messages.setLanguageText(btnNew, "wizard.multitracker.new");
btnNew.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
List group = new ArrayList();
List tracker = new ArrayList();
group.add(tracker);
new MultiTrackerEditor(btnNew.getShell(), null,group, templateTEL);
}
});
configList.addListener(SWT.Selection,new Listener() {
public void handleEvent(Event e) {
updateSelection.run();
}
});
final Button btnEdit = new Button(cTemplate, SWT.PUSH);
buttons.add( btnEdit );
Messages.setLanguageText(btnEdit, "wizard.multitracker.edit");
btnEdit.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
Map multiTrackers = TrackersUtil.getInstance().getMultiTrackers();
String selected = currentTemplate[0];
new MultiTrackerEditor( btnEdit.getShell(),selected,(List)multiTrackers.get(selected), templateTEL );
}
});
final Button btnDelete = new Button(cTemplate, SWT.PUSH);
buttons.add( btnDelete );
Messages.setLanguageText(btnDelete, "wizard.multitracker.delete");
btnDelete.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
final String selected = currentTemplate[0];
MessageBoxShell mb =
new MessageBoxShell(
MessageText.getString("message.confirm.delete.title"),
MessageText.getString("message.confirm.delete.text",
new String[] { selected }),
new String[] {
MessageText.getString("Button.yes"),
MessageText.getString("Button.no")
},
1 );
mb.open(new UserPrompterResultListener() {
public void prompterClosed(int result) {
if (result == 0) {
TrackersUtil.getInstance().removeMultiTracker(selected);
updateTemplates.run();
}
}
});
}
});
Label labelApply = new Label(cTemplate,SWT.NULL);
gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.horizontalSpan = 2;
labelApply.setLayoutData(gridData);
Messages.setLanguageText(labelApply, "apply.selected.template");
final Button btnReplace = new Button(cTemplate, SWT.PUSH);
buttons.add( btnReplace );
Messages.setLanguageText(btnReplace, "label.replace");
btnReplace.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
Map<String,List<List<String>>> multiTrackers = TrackersUtil.getInstance().getMultiTrackers();
String selected = currentTemplate[0];
trackers = TorrentUtils.getClone(multiTrackers.get( selected ));
refresh();
computeSaveEnable();
}
});
final Button btnMerge = new Button(cTemplate, SWT.PUSH);
buttons.add( btnMerge );
Messages.setLanguageText(btnMerge, "label.merge");
btnMerge.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
Map<String,List<List<String>>> multiTrackers = TrackersUtil.getInstance().getMultiTrackers();
String selected = currentTemplate[0];
trackers = TorrentUtils.mergeAnnounceURLs(trackers, multiTrackers.get( selected ));
refresh();
computeSaveEnable();
}
});
final Button btnRemove = new Button(cTemplate, SWT.PUSH);
buttons.add( btnRemove );
Messages.setLanguageText(btnRemove, "Button.remove");
btnRemove.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
Map<String,List<List<String>>> multiTrackers = TrackersUtil.getInstance().getMultiTrackers();
String selected = currentTemplate[0];
trackers = TorrentUtils.removeAnnounceURLs(trackers, multiTrackers.get( selected ));
refresh();
computeSaveEnable();
}
});
updateTemplates.run();
Utils.makeButtonsEqualWidth( buttons );
}
Label labelSeparator = new Label(shell,SWT.SEPARATOR | SWT.HORIZONTAL);
gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.horizontalSpan = 3;
labelSeparator.setLayoutData(gridData);
// button row
Composite cButtons = new Composite(shell, SWT.NONE);
gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.horizontalSpan = 3;
cButtons.setLayoutData(gridData);
GridLayout layoutButtons = new GridLayout();
layoutButtons.numColumns = 4;
cButtons.setLayout(layoutButtons);
List<Button> buttons = new ArrayList<Button>();
final Button btnedittext = new Button(cButtons,SWT.PUSH);
buttons.add( btnedittext );
gridData = new GridData();
gridData.horizontalAlignment = GridData.END;
btnedittext.setLayoutData(gridData);
Messages.setLanguageText(btnedittext,"wizard.multitracker.edit.text");
btnedittext.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
btnSave.setEnabled( false );
btnedittext.setEnabled( false );
trackers = new ArrayList();
TreeItem[] groupItems = treeGroups.getItems();
for(int i = 0 ; i < groupItems.length ; i++) {
TreeItem group = groupItems[i];
TreeItem[] trackerItems = group.getItems();
List groupList = new ArrayList(group.getItemCount());
for(int j = 0 ; j < trackerItems.length ; j++) {
groupList.add(trackerItems[j].getText());
}
trackers.add(groupList);
}
final String old_text = TorrentUtils.announceGroupsToText( trackers );
final TextViewerWindow viewer =
new TextViewerWindow(
shell,
"wizard.multitracker.edit.text.title",
"wizard.multitracker.edit.text.msg",
old_text, false, false );
viewer.setEditable( true );
viewer.addListener(
new TextViewerWindow.TextViewerWindowListener()
{
public void
closed()
{
try{
String new_text = viewer.getText();
if ( !old_text.equals( new_text )){
String[] lines = new_text.split( "\n" );
StringBuffer valid_text = new StringBuffer( new_text.length()+1 );
for ( String line: lines ){
line = line.trim();
if ( line.length() > 0 ){
if ( !validURL( line )){
continue;
}
}
valid_text.append( line );
valid_text.append( "\n" );
}
trackers = TorrentUtils.announceTextToGroups( valid_text.toString());
refresh();
}
}finally{
computeSaveEnable();
btnedittext.setEnabled( true );
}
}
});
}
});
Label label = new Label(cButtons,SWT.NULL);
gridData = new GridData(GridData.FILL_HORIZONTAL );
label.setLayoutData(gridData);
btnSave = new Button(cButtons,SWT.PUSH);
buttons.add( btnSave );
gridData = new GridData();
gridData.horizontalAlignment = GridData.END;
btnSave.setLayoutData(gridData);
Messages.setLanguageText(btnSave,"wizard.multitracker.edit.save");
btnSave.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
update();
shell.dispose();
}
});
btnCancel = new Button(cButtons,SWT.PUSH);
buttons.add( btnCancel );
gridData = new GridData();
gridData.horizontalAlignment = GridData.END;
btnCancel.setLayoutData(gridData);
Messages.setLanguageText(btnCancel,"Button.cancel");
btnCancel.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
shell.dispose();
}
});
Utils.makeButtonsEqualWidth( buttons );
shell.setDefaultButton( btnSave );
shell.addListener(SWT.Traverse, new Listener() {
public void handleEvent(Event e) {
if ( e.character == SWT.ESC){
shell.dispose();
}
}
});
computeSaveEnable();
refresh();
constructMenu();
editor = new TreeEditor (treeGroups);
treeGroups.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent arg0) {
if(itemEdited != null && !itemEdited.isDisposed() && !editor.getEditor().isDisposed()){
itemEdited.setText(((Text)editor.getEditor()).getText());
}
removeEditor();
}
});
Point size = shell.computeSize(500,SWT.DEFAULT);
shell.setSize(size);
Utils.centreWindow( shell );
shell.open();
}
private void update() {
trackers = new ArrayList();
TreeItem[] groupItems = treeGroups.getItems();
for(int i = 0 ; i < groupItems.length ; i++) {
TreeItem group = groupItems[i];
TreeItem[] trackerItems = group.getItems();
List groupList = new ArrayList(group.getItemCount());
for(int j = 0 ; j < trackerItems.length ; j++) {
groupList.add(trackerItems[j].getText());
}
trackers.add(groupList);
}
listener.trackersChanged(oldName,currentName,trackers);
oldName = currentName;
}
private void computeSaveEnable()
{
boolean enabled = anonymous || !("".equals(currentName));
if ( enabled ){
TreeItem[] groupItems = treeGroups.getItems();
outer:
for(int i = 0 ; i < groupItems.length ; i++) {
TreeItem group = groupItems[i];
TreeItem[] trackerItems = group.getItems();
for(int j = 0 ; j < trackerItems.length ; j++) {
if ( ! validURL(trackerItems[j].getText())){
enabled = false;
break outer;
}
}
}
}
if ( enabled != btnSave.getEnabled()){
btnSave.setEnabled( enabled );
}
}
private void refresh() {
treeGroups.removeAll();
Iterator iter = trackers.iterator();
while(iter.hasNext()) {
List trackerGroup = (List) iter.next();
TreeItem itemRoot = newGroup();
Iterator iter2 = trackerGroup.iterator();
while(iter2.hasNext()) {
String url = (String) iter2.next();
newTracker(itemRoot,url);
}
}
}
private void constructMenu() {
menu = new Menu(shell,SWT.NULL);
menu.addListener(SWT.Show, new Listener() {
public void handleEvent(Event e) {
//1. Empty the menu
MenuItem[] items = menu.getItems();
for(int i = 0 ; i < items.length ; i++) {
items[i].dispose();
}
//2. Test for the number of element selected
// should be 1
if(treeGroups.getSelectionCount() != 1) {
MenuItem item = new MenuItem(menu,SWT.NULL);
Messages.setLanguageText(item,"wizard.multitracker.edit.newgroup");
item.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event arg0) {
TreeItem group = newGroup();
TreeItem itemTracker = newTracker(group,"http://");
editTreeItem(itemTracker);
}
});
return;
}
//3. Grab the element
final TreeItem treeItem = treeGroups.getSelection()[0];
String type = (String) treeItem.getData("type");
if(type.equals("tracker")) {
//The Tracker menu
MenuItem item = new MenuItem(menu,SWT.NULL);
Messages.setLanguageText(item,"wizard.multitracker.edit.deletetracker");
item.addListener(SWT.Selection,new Listener(){
public void handleEvent(Event arg0) {
treeItem.dispose();
}
});
item = new MenuItem(menu,SWT.NULL);
Messages.setLanguageText(item,"wizard.multitracker.edit.edit");
item.addListener(SWT.Selection,new Listener(){
public void handleEvent(Event arg0) {
editTreeItem(treeItem);
}
});
} else
if(type.equals("group")) {
//The Group menu
MenuItem item = new MenuItem(menu,SWT.NULL);
Messages.setLanguageText(item,"wizard.multitracker.edit.newgroup");
item.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event arg0) {
TreeItem group = newGroup();
TreeItem itemTracker = newTracker(group,"http://");
editTreeItem(itemTracker);
}
});
item = new MenuItem(menu,SWT.NULL);
Messages.setLanguageText(item,"wizard.multitracker.edit.deletegroup");
item.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event arg0) {
TreeItem[] subItems = treeItem.getItems();
for(int i = 0 ; i < subItems.length ; i++) {
subItems[i].dispose();
}
treeItem.dispose();
}
});
new MenuItem(menu,SWT.SEPARATOR);
item = new MenuItem(menu,SWT.NULL);
Messages.setLanguageText(item,"wizard.multitracker.edit.newtracker");
item.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event arg0) {
TreeItem itemTracker = newTracker(treeItem,"http://");
editTreeItem(itemTracker);
}
});
/*
new MenuItem(menu,SWT.SEPARATOR);
item = new MenuItem(menu,SWT.NULL);
Messages.setLanguageText(item,"wizard.multitracker.edit.tracker.moveUp");
item = new MenuItem(menu,SWT.NULL);
Messages.setLanguageText(item,"wizard.multitracker.edit.tracker.moveDown");
*/
}
}
});
treeGroups.setMenu(menu);
}
private void editTreeItem(final TreeItem item) {
// Clean up any previous editor control
Control oldEditor = editor.getEditor();
if (oldEditor != null)
oldEditor.dispose();
itemEdited = item;
// The control that will be the editor must be a child of the Tree
final Text text = new Text(treeGroups, SWT.BORDER);
text.setText(item.getText());
text.setForeground(item.getForeground());
text.setSelection(item.getText().length());
text.addListener (SWT.DefaultSelection, new Listener () {
public void handleEvent (Event e) {
String url = text.getText();
if ( validURL(url)){
text.setForeground( null );
item.setForeground( null );
}else{
text.setForeground( Colors.colorError );
item.setForeground( Colors.colorError );
}
item.setText(url);
computeSaveEnable();
removeEditor();
}
});
text.addListener(SWT.Modify, new Listener() {
public void handleEvent (Event e) {
String url = text.getText();
if ( validURL(url)){
text.setForeground( null );
item.setForeground( null );
}else{
text.setForeground( Colors.colorError );
item.setForeground( Colors.colorError );
}
item.setText(url);
computeSaveEnable();
}
});
text.addKeyListener(new KeyAdapter() {
public void keyReleased(KeyEvent keyEvent) {
if(keyEvent.character == SWT.ESC) {
removeEditor();
}
}
});
//The text editor must have the same size as the cell and must
//not be any smaller than 50 pixels.
editor.horizontalAlignment = SWT.LEFT;
editor.grabHorizontal = true;
editor.minimumWidth = 50;
Rectangle r = text.computeTrim(0, 0, 100, text.getLineHeight());
editor.minimumHeight = r.height;
// Open the text editor on the selected row.
editor.setEditor (text, item);
// Assign focus to the text control
text.setFocus ();
}
private boolean
validURL(
String str )
{
try{
URL url = new URL(str);
String prot = url.getProtocol().toLowerCase();
if ( prot.equals( "http") || prot.equals( "https" ) || prot.equals( "udp") || prot.equals( "dht")){
return( true );
}
return( false );
}catch( Throwable e ){
return( false );
}
}
private void removeEditor() {
Control oldEditor = editor.getEditor();
if (oldEditor != null && !oldEditor.isDisposed()){
oldEditor.dispose();
}
}
private TreeItem newGroup() {
TreeItem item = new TreeItem(treeGroups,SWT.NULL);
item.setData("type","group");
Messages.setLanguageText(item, "wizard.multitracker.group");
return item;
}
private TreeItem newTracker(TreeItem root,String url) {
TreeItem item = new TreeItem(root,SWT.NULL);
item.setText(url);
item.setData("type","tracker");
root.setExpanded(true);
return item;
}
}