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   1 /***********************************************************************************************************************************
   2  * Copyright (c) 2000, 2004 IBM Corporation and others. All rights reserved. This program and the accompanying materials are made
   3  * available under the terms of the Common Public License v1.0 which accompanies this distribution, and is available at
   4  * http://www.eclipse.org/legal/cpl-v10.html
   5  *
   6  * Contributors: IBM Corporation - initial API and implementation
   7  **********************************************************************************************************************************/
   8
   9 package net.sourceforge.phpdt.internal.debug.core.logview;
  10
  11 import java.io.BufferedReader;
  12 import java.io.BufferedWriter;
  13 import java.io.File;
  14 import java.io.FileInputStream;
  15 import java.io.FileOutputStream;
  16 import java.io.IOException;
  17 import java.io.InputStreamReader;
  18 import java.io.OutputStreamWriter;
  19 import java.io.PrintWriter;
  20 import java.io.StringWriter;
  21 import java.lang.reflect.InvocationTargetException;
  22 import java.text.Collator;
  23 import java.text.ParseException;
  24 import java.text.SimpleDateFormat;
  25 import java.util.ArrayList;
  26 import java.util.Arrays;
  27 import java.util.Comparator;
  28 import java.util.Date;
  29
  30 import net.sourceforge.phpdt.internal.debug.core.PHPDebugCorePlugin;
  31 import net.sourceforge.phpdt.internal.debug.core.PHPDegugCorePluginImages;
  32
  33 import org.eclipse.core.runtime.ILogListener;
  34 import org.eclipse.core.runtime.IProgressMonitor;
  35 import org.eclipse.core.runtime.IStatus;
  36 import org.eclipse.core.runtime.Path;
  37 import org.eclipse.core.runtime.Platform;
  38 import org.eclipse.jface.action.Action;
  39 import org.eclipse.jface.action.IMenuListener;
  40 import org.eclipse.jface.action.IMenuManager;
  41 import org.eclipse.jface.action.IStatusLineManager;
  42 import org.eclipse.jface.action.IToolBarManager;
  43 import org.eclipse.jface.action.MenuManager;
  44 import org.eclipse.jface.action.Separator;
  45 import org.eclipse.jface.dialogs.MessageDialog;
  46 import org.eclipse.jface.dialogs.ProgressMonitorDialog;
  47 import org.eclipse.jface.operation.IRunnableWithProgress;
  48 import org.eclipse.jface.viewers.ColumnPixelData;
  49 import org.eclipse.jface.viewers.DoubleClickEvent;
  50 import org.eclipse.jface.viewers.IDoubleClickListener;
  51 import org.eclipse.jface.viewers.ISelection;
  52 import org.eclipse.jface.viewers.ISelectionChangedListener;
  53 import org.eclipse.jface.viewers.IStructuredSelection;
  54 import org.eclipse.jface.viewers.ITreeViewerListener;
  55 import org.eclipse.jface.viewers.SelectionChangedEvent;
  56 import org.eclipse.jface.viewers.TableLayout;
  57 import org.eclipse.jface.viewers.TableTreeViewer;
  58 import org.eclipse.jface.viewers.TreeExpansionEvent;
  59 import org.eclipse.jface.viewers.Viewer;
  60 import org.eclipse.jface.viewers.ViewerSorter;
  61 import org.eclipse.swt.SWT;
  62 import org.eclipse.swt.custom.BusyIndicator;
  63 import org.eclipse.swt.custom.TableTree;
  64 import org.eclipse.swt.custom.TableTreeItem;
  65 import org.eclipse.swt.dnd.Clipboard;
  66 import org.eclipse.swt.dnd.TextTransfer;
  67 import org.eclipse.swt.dnd.Transfer;
  68 import org.eclipse.swt.events.DisposeEvent;
  69 import org.eclipse.swt.events.DisposeListener;
  70 import org.eclipse.swt.events.SelectionAdapter;
  71 import org.eclipse.swt.events.SelectionEvent;
  72 import org.eclipse.swt.graphics.Color;
  73 import org.eclipse.swt.graphics.Font;
  74 import org.eclipse.swt.graphics.FontData;
  75 import org.eclipse.swt.graphics.Point;
  76 import org.eclipse.swt.layout.GridData;
  77 import org.eclipse.swt.layout.GridLayout;
  78 import org.eclipse.swt.program.Program;
  79 import org.eclipse.swt.widgets.Composite;
  80 import org.eclipse.swt.widgets.Control;
  81 import org.eclipse.swt.widgets.Display;
  82 import org.eclipse.swt.widgets.Event;
  83 import org.eclipse.swt.widgets.FileDialog;
  84 import org.eclipse.swt.widgets.Listener;
  85 import org.eclipse.swt.widgets.Menu;
  86 import org.eclipse.swt.widgets.Shell;
  87 import org.eclipse.swt.widgets.Table;
  88 import org.eclipse.swt.widgets.TableColumn;
  89 import org.eclipse.swt.widgets.TableItem;
  90 import org.eclipse.swt.widgets.Text;
  91 import org.eclipse.ui.IActionBars;
  92 import org.eclipse.ui.IMemento;
  93 import org.eclipse.ui.ISharedImages;
  94 import org.eclipse.ui.IViewSite;
  95 import org.eclipse.ui.IWorkbenchPage;
  96 import org.eclipse.ui.PartInitException;
  97 import org.eclipse.ui.PlatformUI;
  98 import org.eclipse.ui.XMLMemento;
  99 import org.eclipse.ui.actions.ActionFactory;
 100 import org.eclipse.ui.part.ViewPart;
 101
 102 public class LogView extends ViewPart implements ILogListener {
 103   public final static String ID_LOGVIEW = "net.sourceforge.phpdt.internal.debug.core.logview.LogView";
 104
 105   private TableTreeViewer tableTreeViewer;
 106
 107   private ArrayList logs = new ArrayList();
 108
 109   public static final String P_LOG_WARNING = "warning"; //$NON-NLS-1$
 110
 111   public static final String P_LOG_ERROR = "error"; //$NON-NLS-1$
 112
 113   public static final String P_LOG_INFO = "info"; //$NON-NLS-1$
 114
 115   public static final String P_LOG_LIMIT = "limit"; //$NON-NLS-1$
 116
 117   public static final String P_USE_LIMIT = "useLimit"; //$NON-NLS-1$
 118
 119   public static final String P_SHOW_ALL_SESSIONS = "allSessions"; //$NON-NLS-1$
 120
 121   private static final String P_COLUMN_1 = "column1"; //$NON-NLS-1$
 122
 123   private static final String P_COLUMN_2 = "column2"; //$NON-NLS-1$
 124
 125   private static final String P_COLUMN_3 = "column3"; //$NON-NLS-1$
 126
 127   private static final String P_COLUMN_4 = "column4"; //$NON-NLS-1$
 128
 129   public static final String P_ACTIVATE = "activate"; //$NON-NLS-1$
 130
 131   private int MESSAGE_ORDER = -1;
 132
 133   private int PLUGIN_ORDER = -1;
 134
 135   private int DATE_ORDER = -1;
 136
 137   public static byte MESSAGE = 0x0;
 138
 139   public static byte PLUGIN = 0x1;
 140
 141   public static byte DATE = 0x2;
 142
 143   private static int ASCENDING = 1;
 144
 145   private static int DESCENDING = -1;
 146
 147   private Action clearAction;
 148
 149   private Action copyAction;
 150
 151   private Action readLogAction;
 152
 153   private Action deleteLogAction;
 154
 155   private Action exportAction;
 156
 157   private Action importAction;
 158
 159   private Action activateViewAction;
 160
 161   private Action propertiesAction;
 162
 163   private Action viewLogAction;
 164
 165   private Action filterAction;
 166
 167   private Clipboard clipboard;
 168
 169   private IMemento memento;
 170
 171   private File inputFile;
 172
 173   private String directory;
 174
 175   private TableColumn column0;
 176
 177   private TableColumn column1;
 178
 179   private TableColumn column2;
 180
 181   private TableColumn column3;
 182
 183   private TableColumn column4;
 184
 185   private static Font boldFont;
 186
 187   private Comparator comparator;
 188
 189   private Collator collator;
 190
 191   // hover text
 192   private boolean canOpenTextShell;
 193
 194   private Text textLabel;
 195
 196   private Shell textShell;
 197
 198   private boolean firstEvent = true;
 199
 200   public LogView() {
 201     logs = new ArrayList();
 202     inputFile = Platform.getLogFileLocation().toFile();
 203   }
 204
 205   public void createPartControl(Composite parent) {
 206     readLogFile();
 207     TableTree tableTree = new TableTree(parent, SWT.FULL_SELECTION);
 208     tableTree.setLayoutData(new GridData(GridData.FILL_BOTH));
 209     createColumns(tableTree.getTable());
 210     createViewer(tableTree);
 211     createPopupMenuManager(tableTree);
 212     makeActions(tableTree.getTable());
 213     fillToolBar();
 214     Platform.addLogListener(this);
 215     getSite().setSelectionProvider(tableTreeViewer);
 216     clipboard = new Clipboard(tableTree.getDisplay());
 217     //        WorkbenchHelp.setHelp(tableTree, IHelpContextIds.LOG_VIEW);
 218     tableTreeViewer.getTableTree().getTable().setToolTipText(""); //$NON-NLS-1$
 219     initializeFonts();
 220     applyFonts();
 221   }
 222
 223   private void initializeFonts() {
 224     Font tableFont = tableTreeViewer.getTableTree().getFont();
 225     FontData[] fontDataList = tableFont.getFontData();
 226     FontData fontData;
 227     if (fontDataList.length > 0)
 228       fontData = fontDataList[0];
 229     else
 230       fontData = new FontData();
 231     fontData.setStyle(SWT.BOLD);
 232     boldFont = new Font(tableTreeViewer.getTableTree().getDisplay(), fontData);
 233   }
 234
 235   /*
 236    * Set all rows where the tableTreeItem has children to have a <b>bold </b> font.
 237    */
 238   private void applyFonts() {
 239     if (tableTreeViewer == null || tableTreeViewer.getTableTree().isDisposed())
 240       return;
 241     int max = tableTreeViewer.getTableTree().getItemCount();
 242     int index = 0, tableIndex = 0;
 243     while (index < max) {
 244       LogEntry entry = (LogEntry) tableTreeViewer.getElementAt(index);
 245       if (entry == null)
 246         return;
 247       if (entry.hasChildren()) {
 248         tableTreeViewer.getTableTree().getItems()[index].setFont(boldFont);
 249         tableIndex = applyChildFonts(entry, tableIndex);
 250       } else {
 251         tableTreeViewer.getTableTree().getItems()[index].setFont(tableTreeViewer.getTableTree().getFont());
 252       }
 253       index++;
 254       tableIndex++;
 255     }
 256   }
 257
 258   private int applyChildFonts(LogEntry parent, int index) {
 259     if (!tableTreeViewer.getExpandedState(parent) || !parent.hasChildren())
 260       return index;
 261     LogEntry[] children = getEntryChildren(parent);
 262     for (int i = 0; i < children.length; i++) {
 263       index++;
 264       if (children[i].hasChildren()) {
 265         TableItem tableItem = getTableItem(index);
 266         if (tableItem != null) {
 267           tableItem.setFont(boldFont);
 268         }
 269         index = applyChildFonts(children[i], index);
 270       } else {
 271         TableItem tableItem = getTableItem(index);
 272         if (tableItem != null) {
 273           tableItem.setFont(tableTreeViewer.getTableTree().getFont());
 274         }
 275       }
 276     }
 277     return index;
 278   }
 279
 280   private LogEntry[] getEntryChildren(LogEntry parent) {
 281     Object[] entryChildren = parent.getChildren(parent);
 282     if (comparator != null)
 283       Arrays.sort(entryChildren, comparator);
 284     LogEntry[] children = new LogEntry[entryChildren.length];
 285     System.arraycopy(entryChildren, 0, children, 0, entryChildren.length);
 286     return children;
 287   }
 288
 289   private TableItem getTableItem(int index) {
 290     TableItem[] tableItems = tableTreeViewer.getTableTree().getTable().getItems();
 291     if (index > tableItems.length - 1)
 292       return null;
 293     return tableItems[index];
 294   }
 295
 296   private void fillToolBar() {
 297     IActionBars bars = getViewSite().getActionBars();
 298     bars.setGlobalActionHandler(ActionFactory.COPY.getId(), copyAction);
 299     IToolBarManager toolBarManager = bars.getToolBarManager();
 300     toolBarManager.add(exportAction);
 301     toolBarManager.add(importAction);
 302     toolBarManager.add(new Separator());
 303     toolBarManager.add(clearAction);
 304     toolBarManager.add(deleteLogAction);
 305     toolBarManager.add(viewLogAction);
 306     toolBarManager.add(readLogAction);
 307     toolBarManager.add(new Separator());
 308     IMenuManager mgr = bars.getMenuManager();
 309     mgr.add(filterAction);
 310     mgr.add(new Separator());
 311     mgr.add(activateViewAction);
 312   }
 313
 314   private void createViewer(TableTree tableTree) {
 315     tableTreeViewer = new TableTreeViewer(tableTree);
 316     tableTreeViewer.setContentProvider(new LogViewContentProvider(this));
 317     tableTreeViewer.setLabelProvider(new LogViewLabelProvider());
 318     tableTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() {
 319       public void selectionChanged(SelectionChangedEvent e) {
 320         handleSelectionChanged(e.getSelection());
 321         if (propertiesAction.isEnabled())
 322           ((EventDetailsDialogAction) propertiesAction).resetSelection();
 323       }
 324     });
 325     tableTreeViewer.addDoubleClickListener(new IDoubleClickListener() {
 326       public void doubleClick(DoubleClickEvent event) {
 327         ((EventDetailsDialogAction) propertiesAction).setComparator(comparator);
 328         propertiesAction.run();
 329       }
 330     });
 331     tableTreeViewer.addTreeListener(new ITreeViewerListener() {
 332       public void treeCollapsed(TreeExpansionEvent event) {
 333         applyFonts();
 334       }
 335
 336       public void treeExpanded(TreeExpansionEvent event) {
 337         applyFonts();
 338       }
 339     });
 340     addMouseListeners();
 341     tableTreeViewer.setInput(Platform.class);
 342   }
 343
 344   private void createPopupMenuManager(TableTree tableTree) {
 345     MenuManager popupMenuManager = new MenuManager();
 346     IMenuListener listener = new IMenuListener() {
 347       public void menuAboutToShow(IMenuManager mng) {
 348         fillContextMenu(mng);
 349       }
 350     };
 351     popupMenuManager.addMenuListener(listener);
 352     popupMenuManager.setRemoveAllWhenShown(true);
 353     Menu menu = popupMenuManager.createContextMenu(tableTree);
 354     tableTree.setMenu(menu);
 355   }
 356
 357   private void createColumns(Table table) {
 358     column0 = new TableColumn(table, SWT.NULL);
 359     column0.setText(""); //$NON-NLS-1$
 360     column1 = new TableColumn(table, SWT.NULL);
 361     column1.setText(PHPDebugCorePlugin.getResourceString("LogView.column.severity")); //$NON-NLS-1$
 362     column2 = new TableColumn(table, SWT.NULL);
 363     column2.setText(PHPDebugCorePlugin.getResourceString("LogView.column.message")); //$NON-NLS-1$
 364     column2.addSelectionListener(new SelectionAdapter() {
 365       public void widgetSelected(SelectionEvent e) {
 366         MESSAGE_ORDER *= -1;
 367         ViewerSorter sorter = getViewerSorter(MESSAGE);
 368         tableTreeViewer.setSorter(sorter);
 369         collator = sorter.getCollator();
 370         boolean isComparatorSet = ((EventDetailsDialogAction) propertiesAction).resetSelection(MESSAGE, MESSAGE_ORDER);
 371         setComparator(MESSAGE);
 372         if (!isComparatorSet)
 373           ((EventDetailsDialogAction) propertiesAction).setComparator(comparator);
 374         applyFonts();
 375       }
 376     });
 377     column3 = new TableColumn(table, SWT.NULL);
 378     column3.setText(PHPDebugCorePlugin.getResourceString("LogView.column.plugin")); //$NON-NLS-1$
 379     column3.addSelectionListener(new SelectionAdapter() {
 380       public void widgetSelected(SelectionEvent e) {
 381         PLUGIN_ORDER *= -1;
 382         ViewerSorter sorter = getViewerSorter(PLUGIN);
 383         tableTreeViewer.setSorter(sorter);
 384         collator = sorter.getCollator();
 385         boolean isComparatorSet = ((EventDetailsDialogAction) propertiesAction).resetSelection(PLUGIN, PLUGIN_ORDER);
 386         setComparator(PLUGIN);
 387         if (!isComparatorSet)
 388           ((EventDetailsDialogAction) propertiesAction).setComparator(comparator);
 389         applyFonts();
 390       }
 391     });
 392     column4 = new TableColumn(table, SWT.NULL);
 393     column4.setText(PHPDebugCorePlugin.getResourceString("LogView.column.date")); //$NON-NLS-1$
 394     column4.addSelectionListener(new SelectionAdapter() {
 395       public void widgetSelected(SelectionEvent e) {
 396         if (DATE_ORDER == ASCENDING) {
 397           DATE_ORDER = DESCENDING;
 398         } else {
 399           DATE_ORDER = ASCENDING;
 400         }
 401         ViewerSorter sorter = getViewerSorter(DATE);
 402         tableTreeViewer.setSorter(sorter);
 403         collator = sorter.getCollator();
 404         boolean isComparatorSet = ((EventDetailsDialogAction) propertiesAction).resetSelection(DATE, DATE_ORDER);
 405         setComparator(DATE);
 406         if (!isComparatorSet)
 407           ((EventDetailsDialogAction) propertiesAction).setComparator(comparator);
 408         applyFonts();
 409       }
 410     });
 411     TableLayout tlayout = new TableLayout();
 412     tlayout.addColumnData(new ColumnPixelData(21));
 413     tlayout.addColumnData(new ColumnPixelData(memento.getInteger(P_COLUMN_1).intValue()));
 414     tlayout.addColumnData(new ColumnPixelData(memento.getInteger(P_COLUMN_2).intValue()));
 415     tlayout.addColumnData(new ColumnPixelData(memento.getInteger(P_COLUMN_3).intValue()));
 416     tlayout.addColumnData(new ColumnPixelData(memento.getInteger(P_COLUMN_4).intValue()));
 417     table.setLayout(tlayout);
 418     table.setHeaderVisible(true);
 419   }
 420
 421   private void makeActions(Table table) {
 422     propertiesAction = new EventDetailsDialogAction(table.getShell(), tableTreeViewer);
 423     propertiesAction.setImageDescriptor(PHPDegugCorePluginImages.DESC_PROPERTIES);
 424     propertiesAction.setDisabledImageDescriptor(PHPDegugCorePluginImages.DESC_PROPERTIES_DISABLED);
 425     propertiesAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.properties.tooltip")); //$NON-NLS-1$
 426     propertiesAction.setEnabled(false);
 427     clearAction = new Action(PHPDebugCorePlugin.getResourceString("LogView.clear")) { //$NON-NLS-1$
 428       public void run() {
 429         handleClear();
 430       }
 431     };
 432     clearAction.setImageDescriptor(PHPDegugCorePluginImages.DESC_CLEAR);
 433     clearAction.setDisabledImageDescriptor(PHPDegugCorePluginImages.DESC_CLEAR_DISABLED);
 434     clearAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.clear.tooltip")); //$NON-NLS-1$
 435     clearAction.setText(PHPDebugCorePlugin.getResourceString("LogView.clear")); //$NON-NLS-1$
 436     readLogAction = new Action(PHPDebugCorePlugin.getResourceString("LogView.readLog.restore")) { //$NON-NLS-1$
 437       public void run() {
 438         inputFile = Platform.getLogFileLocation().toFile();
 439         reloadLog();
 440       }
 441     };
 442     readLogAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.readLog.restore.tooltip")); //$NON-NLS-1$
 443     readLogAction.setImageDescriptor(PHPDegugCorePluginImages.DESC_READ_LOG);
 444     readLogAction.setDisabledImageDescriptor(PHPDegugCorePluginImages.DESC_READ_LOG_DISABLED);
 445     deleteLogAction = new Action(PHPDebugCorePlugin.getResourceString("LogView.delete")) { //$NON-NLS-1$
 446       public void run() {
 447         doDeleteLog();
 448       }
 449     };
 450     deleteLogAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.delete.tooltip")); //$NON-NLS-1$
 451     deleteLogAction.setImageDescriptor(PHPDegugCorePluginImages.DESC_REMOVE_LOG);
 452     deleteLogAction.setDisabledImageDescriptor(PHPDegugCorePluginImages.DESC_REMOVE_LOG_DISABLED);
 453     deleteLogAction.setEnabled(inputFile.exists() && inputFile.equals(Platform.getLogFileLocation().toFile()));
 454     copyAction = new Action(PHPDebugCorePlugin.getResourceString("LogView.copy")) { //$NON-NLS-1$
 455       public void run() {
 456         copyToClipboard(tableTreeViewer.getSelection());
 457       }
 458     };
 459     copyAction.setImageDescriptor(PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_TOOL_COPY));
 460     filterAction = new Action(PHPDebugCorePlugin.getResourceString("LogView.filter")) { //$NON-NLS-1$
 461       public void run() {
 462         handleFilter();
 463       }
 464     };
 465     filterAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.filter")); //$NON-NLS-1$
 466     filterAction.setImageDescriptor(PHPDegugCorePluginImages.DESC_FILTER);
 467     filterAction.setDisabledImageDescriptor(PHPDegugCorePluginImages.DESC_FILTER_DISABLED);
 468     exportAction = new Action(PHPDebugCorePlugin.getResourceString("LogView.export")) { //$NON-NLS-1$
 469       public void run() {
 470         handleExport();
 471       }
 472     };
 473     exportAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.export.tooltip")); //$NON-NLS-1$
 474     exportAction.setImageDescriptor(PHPDegugCorePluginImages.DESC_EXPORT);
 475     exportAction.setDisabledImageDescriptor(PHPDegugCorePluginImages.DESC_EXPORT_DISABLED);
 476     importAction = new Action(PHPDebugCorePlugin.getResourceString("LogView.import")) { //$NON-NLS-1$
 477       public void run() {
 478         handleImport();
 479       }
 480     };
 481     importAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.import.tooltip")); //$NON-NLS-1$
 482     importAction.setImageDescriptor(PHPDegugCorePluginImages.DESC_IMPORT);
 483     importAction.setDisabledImageDescriptor(PHPDegugCorePluginImages.DESC_IMPORT_DISABLED);
 484     activateViewAction = new Action(PHPDebugCorePlugin.getResourceString("LogView.activate")) { //$NON-NLS-1$
 485       public void run() {
 486       }
 487     };
 488     activateViewAction.setChecked(memento.getString(P_ACTIVATE).equals("true")); //$NON-NLS-1$
 489     viewLogAction = new Action(PHPDebugCorePlugin.getResourceString("LogView.view.currentLog")) { //$NON-NLS-1$
 490       public void run() {
 491         if (inputFile.exists()) {
 492           if (inputFile.length() > LogReader.MAX_FILE_LENGTH) {
 493             OpenLogDialog openDialog = new OpenLogDialog(getViewSite().getShell(), inputFile);
 494             openDialog.create();
 495             openDialog.open();
 496           } else {
 497             boolean canLaunch = Program.launch(inputFile.getAbsolutePath());
 498             if (!canLaunch) {
 499               Program p = Program.findProgram(".txt"); //$NON-NLS-1$
 500               if (p != null)
 501                 p.execute(inputFile.getAbsolutePath());
 502               else {
 503                 OpenLogDialog openDialog = new OpenLogDialog(getViewSite().getShell(), inputFile);
 504                 openDialog.create();
 505                 openDialog.open();
 506               }
 507             }
 508           }
 509         }
 510       }
 511     };
 512     viewLogAction.setImageDescriptor(PHPDegugCorePluginImages.DESC_OPEN_LOG);
 513     viewLogAction.setDisabledImageDescriptor(PHPDegugCorePluginImages.DESC_OPEN_LOG_DISABLED);
 514     viewLogAction.setEnabled(inputFile.exists());
 515     viewLogAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.view.currentLog.tooltip")); //$NON-NLS-1$
 516   }
 517
 518   public void dispose() {
 519     Platform.removeLogListener(this);
 520     clipboard.dispose();
 521     LogReader.reset();
 522     boldFont.dispose();
 523     super.dispose();
 524   }
 525
 526   private void handleImport() {
 527     FileDialog dialog = new FileDialog(getViewSite().getShell());
 528     dialog.setFilterExtensions(new String[] { "*.log" }); //$NON-NLS-1$
 529     if (directory != null)
 530       dialog.setFilterPath(directory);
 531     String path = dialog.open();
 532     if (path != null && new Path(path).toFile().exists()) {
 533       inputFile = new Path(path).toFile();
 534       directory = inputFile.getParent();
 535       IRunnableWithProgress op = new IRunnableWithProgress() {
 536         public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
 537           monitor.beginTask(PHPDebugCorePlugin.getResourceString("LogView.operation.importing"), IProgressMonitor.UNKNOWN); //$NON-NLS-1$
 538           readLogFile();
 539         }
 540       };
 541       ProgressMonitorDialog pmd = new ProgressMonitorDialog(getViewSite().getShell());
 542       try {
 543         pmd.run(true, true, op);
 544       } catch (InvocationTargetException e) {
 545       } catch (InterruptedException e) {
 546       } finally {
 547         readLogAction.setText(PHPDebugCorePlugin.getResourceString("LogView.readLog.reload")); //$NON-NLS-1$
 548         readLogAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.readLog.reload")); //$NON-NLS-1$
 549         asyncRefresh(false);
 550         resetDialogButtons();
 551       }
 552     }
 553   }
 554
 555   private void handleExport() {
 556     FileDialog dialog = new FileDialog(getViewSite().getShell(), SWT.SAVE);
 557     dialog.setFilterExtensions(new String[] { "*.log" }); //$NON-NLS-1$
 558     if (directory != null)
 559       dialog.setFilterPath(directory);
 560     String path = dialog.open();
 561     if (path != null) {
 562       if (!path.endsWith(".log")) //$NON-NLS-1$
 563         path += ".log"; //$NON-NLS-1$
 564       File outputFile = new Path(path).toFile();
 565       directory = outputFile.getParent();
 566       if (outputFile.exists()) {
 567         String message = PHPDebugCorePlugin.getFormattedMessage("LogView.confirmOverwrite.message", //$NON-NLS-1$
 568             outputFile.toString());
 569         if (!MessageDialog.openQuestion(getViewSite().getShell(), exportAction.getText(), message))
 570           return;
 571       }
 572       copy(inputFile, outputFile);
 573     }
 574   }
 575
 576   private void copy(File inputFile, File outputFile) {
 577     BufferedReader reader = null;
 578     BufferedWriter writer = null;
 579     try {
 580       reader = new BufferedReader(new InputStreamReader(new FileInputStream(inputFile), "UTF-8")); //$NON-NLS-1$
 581       writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outputFile), "UTF-8")); //$NON-NLS-1$
 582       while (reader.ready()) {
 583         writer.write(reader.readLine());
 584         writer.write(System.getProperty("line.separator")); //$NON-NLS-1$
 585       }
 586     } catch (IOException e) {
 587     } finally {
 588       try {
 589         if (reader != null)
 590           reader.close();
 591         if (writer != null)
 592           writer.close();
 593       } catch (IOException e1) {
 594       }
 595     }
 596   }
 597
 598   private void handleFilter() {
 599     FilterDialog dialog = new FilterDialog(PHPDebugCorePlugin.getActiveWorkbenchShell(), memento);
 600     dialog.create();
 601     dialog.getShell().setText(PHPDebugCorePlugin.getResourceString("LogView.FilterDialog.title")); //$NON-NLS-1$
 602     if (dialog.open() == FilterDialog.OK)
 603       reloadLog();
 604   }
 605
 606   private void doDeleteLog() {
 607     String title = PHPDebugCorePlugin.getResourceString("LogView.confirmDelete.title"); //$NON-NLS-1$
 608     String message = PHPDebugCorePlugin.getResourceString("LogView.confirmDelete.message"); //$NON-NLS-1$
 609     if (!MessageDialog.openConfirm(tableTreeViewer.getControl().getShell(), title, message))
 610       return;
 611     if (inputFile.delete()) {
 612       logs.clear();
 613       asyncRefresh(false);
 614       resetDialogButtons();
 615     }
 616   }
 617
 618   public void fillContextMenu(IMenuManager manager) {
 619     manager.add(copyAction);
 620     manager.add(new Separator());
 621     manager.add(clearAction);
 622     manager.add(deleteLogAction);
 623     manager.add(viewLogAction);
 624     manager.add(readLogAction);
 625     manager.add(new Separator());
 626     manager.add(exportAction);
 627     manager.add(importAction);
 628     manager.add(new Separator());
 629     ((EventDetailsDialogAction) propertiesAction).setComparator(comparator);
 630     manager.add(propertiesAction);
 631   }
 632
 633   public LogEntry[] getLogs() {
 634     return (LogEntry[]) logs.toArray(new LogEntry[logs.size()]);
 635   }
 636
 637   protected void handleClear() {
 638     BusyIndicator.showWhile(tableTreeViewer.getControl().getDisplay(), new Runnable() {
 639       public void run() {
 640         logs.clear();
 641         asyncRefresh(false);
 642         resetDialogButtons();
 643       }
 644     });
 645   }
 646
 647   protected void reloadLog() {
 648     IRunnableWithProgress op = new IRunnableWithProgress() {
 649       public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
 650         monitor.beginTask(PHPDebugCorePlugin.getResourceString("LogView.operation.reloading"), //$NON-NLS-1$
 651             IProgressMonitor.UNKNOWN);
 652         readLogFile();
 653       }
 654     };
 655     ProgressMonitorDialog pmd = new ProgressMonitorDialog(getViewSite().getShell());
 656     try {
 657       pmd.run(true, true, op);
 658     } catch (InvocationTargetException e) {
 659     } catch (InterruptedException e) {
 660     } finally {
 661       readLogAction.setText(PHPDebugCorePlugin.getResourceString("LogView.readLog.restore")); //$NON-NLS-1$
 662       readLogAction.setToolTipText(PHPDebugCorePlugin.getResourceString("LogView.readLog.restore")); //$NON-NLS-1$
 663       asyncRefresh(false);
 664       resetDialogButtons();
 665     }
 666   }
 667
 668   private void readLogFile() {
 669     logs.clear();
 670     if (!inputFile.exists())
 671       return;
 672     if (inputFile.length() > LogReader.MAX_FILE_LENGTH)
 673       LogReader.parseLargeFile(inputFile, logs, memento);
 674     else
 675       LogReader.parseLogFile(inputFile, logs, memento);
 676   }
 677
 678   public void logging(IStatus status, String plugin) {
 679     if (!inputFile.equals(Platform.getLogFileLocation().toFile()))
 680       return;
 681     if (firstEvent) {
 682       readLogFile();
 683       asyncRefresh();
 684       firstEvent = false;
 685     } else {
 686       pushStatus(status);
 687     }
 688   }
 689
 690   private void pushStatus(IStatus status) {
 691       LogEntry entry = new LogEntry(status);
 692       LogReader.addEntry(entry, logs, memento, true);
 693       asyncRefresh();
 694   }
 695
 696   private void asyncRefresh() {
 697     asyncRefresh(true);
 698   }
 699
 700   private void asyncRefresh(final boolean activate) {
 701     final Control control = tableTreeViewer.getControl();
 702     if (control.isDisposed())
 703       return;
 704     Display display = control.getDisplay();
 705     final ViewPart view = this;
 706     if (display != null) {
 707       display.asyncExec(new Runnable() {
 708         public void run() {
 709           if (!control.isDisposed()) {
 710             tableTreeViewer.refresh();
 711             deleteLogAction.setEnabled(inputFile.exists() && inputFile.equals(Platform.getLogFileLocation().toFile()));
 712             viewLogAction.setEnabled(inputFile.exists());
 713             if (activate && activateViewAction.isChecked()) {
 714               IWorkbenchPage page = PHPDebugCorePlugin.getActivePage();
 715               if (page != null)
 716                 page.bringToTop(view);
 717             }
 718           }
 719           applyFonts();
 720         }
 721       });
 722     }
 723   }
 724
 725   public void setFocus() {
 726     if (tableTreeViewer != null && !tableTreeViewer.getTableTree().isDisposed())
 727       tableTreeViewer.getTableTree().getTable().setFocus();
 728   }
 729
 730   private void handleSelectionChanged(ISelection selection) {
 731     updateStatus(selection);
 732     copyAction.setEnabled(!selection.isEmpty());
 733     propertiesAction.setEnabled(!selection.isEmpty());
 734   }
 735
 736   private void updateStatus(ISelection selection) {
 737     IStatusLineManager status = getViewSite().getActionBars().getStatusLineManager();
 738     if (selection.isEmpty())
 739       status.setMessage(null);
 740     else {
 741       LogEntry entry = (LogEntry) ((IStructuredSelection) selection).getFirstElement();
 742       status.setMessage(((LogViewLabelProvider) tableTreeViewer.getLabelProvider()).getColumnText(entry, 2));
 743     }
 744   }
 745
 746   private void copyToClipboard(ISelection selection) {
 747     StringWriter writer = new StringWriter();
 748     PrintWriter pwriter = new PrintWriter(writer);
 749     if (selection.isEmpty())
 750       return;
 751     LogEntry entry = (LogEntry) ((IStructuredSelection) selection).getFirstElement();
 752     entry.write(pwriter);
 753     pwriter.flush();
 754     String textVersion = writer.toString();
 755     try {
 756       pwriter.close();
 757       writer.close();
 758     } catch (IOException e) {
 759     }
 760     if (textVersion.trim().length() > 0) {
 761       // set the clipboard contents
 762       clipboard.setContents(new Object[] { textVersion }, new Transfer[] { TextTransfer.getInstance() });
 763     }
 764   }
 765
 766   public void init(IViewSite site, IMemento memento) throws PartInitException {
 767     super.init(site, memento);
 768     if (memento == null)
 769       this.memento = XMLMemento.createWriteRoot("LOGVIEW"); //$NON-NLS-1$
 770     else
 771       this.memento = memento;
 772     initializeMemento();
 773   }
 774
 775   private void initializeMemento() {
 776     if (memento.getString(P_USE_LIMIT) == null)
 777       memento.putString(P_USE_LIMIT, "true"); //$NON-NLS-1$
 778     if (memento.getInteger(P_LOG_LIMIT) == null)
 779       memento.putInteger(P_LOG_LIMIT, 50);
 780     if (memento.getString(P_LOG_INFO) == null)
 781       memento.putString(P_LOG_INFO, "true"); //$NON-NLS-1$
 782     if (memento.getString(P_LOG_WARNING) == null)
 783       memento.putString(P_LOG_WARNING, "true"); //$NON-NLS-1$
 784     if (memento.getString(P_LOG_ERROR) == null)
 785       memento.putString(P_LOG_ERROR, "true"); //$NON-NLS-1$
 786     if (memento.getString(P_SHOW_ALL_SESSIONS) == null)
 787       memento.putString(P_SHOW_ALL_SESSIONS, "true"); //$NON-NLS-1$
 788     Integer width = memento.getInteger(P_COLUMN_1);
 789     if (width == null || width.intValue() == 0)
 790       memento.putInteger(P_COLUMN_1, 20);
 791     width = memento.getInteger(P_COLUMN_2);
 792     if (width == null || width.intValue() == 0)
 793       memento.putInteger(P_COLUMN_2, 300);
 794     width = memento.getInteger(P_COLUMN_3);
 795     if (width == null || width.intValue() == 0)
 796       memento.putInteger(P_COLUMN_3, 150);
 797     width = memento.getInteger(P_COLUMN_4);
 798     if (width == null || width.intValue() == 0)
 799       memento.putInteger(P_COLUMN_4, 150);
 800     if (memento.getString(P_ACTIVATE) == null)
 801       memento.putString(P_ACTIVATE, "true"); //$NON-NLS-1$
 802   }
 803
 804   public void saveState(IMemento memento) {
 805     if (this.memento == null || memento == null)
 806       return;
 807     this.memento.putInteger(P_COLUMN_1, column1.getWidth());
 808     this.memento.putInteger(P_COLUMN_2, column2.getWidth());
 809     this.memento.putInteger(P_COLUMN_3, column3.getWidth());
 810     this.memento.putInteger(P_COLUMN_4, column4.getWidth());
 811     this.memento.putString(P_ACTIVATE, activateViewAction.isChecked() ? "true" : "false"); //$NON-NLS-1$ //$NON-NLS-2$
 812     memento.putMemento(this.memento);
 813   }
 814
 815   private void addMouseListeners() {
 816     Listener tableListener = new Listener() {
 817       public void handleEvent(Event e) {
 818         switch (e.type) {
 819         case SWT.MouseMove:
 820           onMouseMove(e);
 821           break;
 822         case SWT.MouseHover:
 823           onMouseHover(e);
 824           break;
 825         case SWT.MouseDown:
 826           onMouseDown(e);
 827           break;
 828         }
 829       }
 830     };
 831     int[] tableEvents = new int[] { SWT.MouseDown, SWT.MouseMove, SWT.MouseHover };
 832     for (int i = 0; i < tableEvents.length; i++) {
 833       tableTreeViewer.getTableTree().getTable().addListener(tableEvents[i], tableListener);
 834     }
 835   }
 836
 837   private void makeHoverShell() {
 838     Control control = tableTreeViewer.getControl();
 839     textShell = new Shell(control.getShell(), SWT.NO_FOCUS | SWT.ON_TOP);
 840     Display display = textShell.getDisplay();
 841     textShell.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND));
 842     GridLayout layout = new GridLayout(1, false);
 843     int border = ((control.getShell().getStyle() & SWT.NO_TRIM) == 0) ? 0 : 1;
 844     layout.marginHeight = border;
 845     layout.marginWidth = border;
 846     textShell.setLayout(layout);
 847     textShell.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
 848     Composite shellComposite = new Composite(textShell, SWT.NONE);
 849     layout = new GridLayout();
 850     layout.marginHeight = 0;
 851     layout.marginWidth = 0;
 852     shellComposite.setLayout(layout);
 853     shellComposite.setLayoutData(new GridData(GridData.FILL_BOTH | GridData.VERTICAL_ALIGN_BEGINNING));
 854     textLabel = new Text(shellComposite, SWT.WRAP | SWT.MULTI);
 855     GridData gd = new GridData(GridData.FILL_BOTH);
 856     gd.widthHint = 100;
 857     gd.grabExcessHorizontalSpace = true;
 858     textLabel.setLayoutData(gd);
 859     Color c = control.getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND);
 860     textLabel.setBackground(c);
 861     c = control.getDisplay().getSystemColor(SWT.COLOR_INFO_FOREGROUND);
 862     textLabel.setForeground(c);
 863     textLabel.setEditable(false);
 864     textShell.addDisposeListener(new DisposeListener() {
 865       public void widgetDisposed(DisposeEvent e) {
 866         onTextShellDispose(e);
 867       }
 868     });
 869   }
 870
 871   void onTextShellDispose(DisposeEvent e) {
 872     canOpenTextShell = true;
 873     setFocus();
 874   }
 875
 876   void onMouseDown(Event e) {
 877     if (textShell != null && !textShell.isDisposed() && !textShell.isFocusControl()) {
 878       textShell.close();
 879       canOpenTextShell = true;
 880     }
 881   }
 882
 883   void onMouseHover(Event e) {
 884     if (!canOpenTextShell)
 885       return;
 886     canOpenTextShell = false;
 887     Point point = new Point(e.x, e.y);
 888     TableTree table = tableTreeViewer.getTableTree();
 889     TableTreeItem item = table.getItem(point);
 890     if (item == null)
 891       return;
 892     String message = ((LogEntry) item.getData()).getStack();
 893     if (message == null)
 894       return;
 895     makeHoverShell();
 896     textLabel.setText(message);
 897     int x = point.x + 5;
 898     int y = point.y - (table.getItemHeight() * 2) - 20;
 899     textShell.setLocation(table.toDisplay(x, y));
 900     textShell.setSize(tableTreeViewer.getTableTree().getSize().x - x, 125);
 901     textShell.open();
 902     setFocus();
 903   }
 904
 905   void onMouseMove(Event e) {
 906     if (textShell != null && !textShell.isDisposed()) {
 907       textShell.close();
 908       canOpenTextShell = textShell.isDisposed() && e.x > column0.getWidth() && e.x < (column0.getWidth() + column1.getWidth());
 909     } else {
 910       canOpenTextShell = e.x > column0.getWidth() && e.x < (column0.getWidth() + column1.getWidth());
 911     }
 912   }
 913
 914   public Comparator getComparator() {
 915     return comparator;
 916   }
 917
 918   private void setComparator(byte sortType) {
 919     if (sortType == DATE) {
 920       comparator = new Comparator() {
 921         public int compare(Object e1, Object e2) {
 922           try {
 923             SimpleDateFormat formatter = new SimpleDateFormat("MMM dd, yyyy HH:mm:ss.SS"); //$NON-NLS-1$
 924             Date date1 = formatter.parse(((LogEntry) e1).getDate());
 925             Date date2 = formatter.parse(((LogEntry) e2).getDate());
 926             if (DATE_ORDER == ASCENDING)
 927               return date1.before(date2) ? -1 : 1;
 928             return date1.after(date2) ? -1 : 1;
 929           } catch (ParseException e) {
 930           }
 931           return 0;
 932         }
 933       };
 934     } else if (sortType == PLUGIN) {
 935       comparator = new Comparator() {
 936         public int compare(Object e1, Object e2) {
 937           LogEntry entry1 = (LogEntry) e1;
 938           LogEntry entry2 = (LogEntry) e2;
 939           return collator.compare(entry1.getPluginId(), entry2.getPluginId()) * PLUGIN_ORDER;
 940         }
 941       };
 942     } else {
 943       comparator = new Comparator() {
 944         public int compare(Object e1, Object e2) {
 945           LogEntry entry1 = (LogEntry) e1;
 946           LogEntry entry2 = (LogEntry) e2;
 947           return collator.compare(entry1.getMessage(), entry2.getMessage()) * MESSAGE_ORDER;
 948         }
 949       };
 950     }
 951   }
 952
 953   private ViewerSorter getViewerSorter(byte sortType) {
 954     if (sortType == PLUGIN) {
 955       return new ViewerSorter() {
 956         public int compare(Viewer viewer, Object e1, Object e2) {
 957           LogEntry entry1 = (LogEntry) e1;
 958           LogEntry entry2 = (LogEntry) e2;
 959           return super.compare(viewer, entry1.getPluginId(), entry2.getPluginId()) * PLUGIN_ORDER;
 960         }
 961       };
 962     } else if (sortType == MESSAGE) {
 963       return new ViewerSorter() {
 964         public int compare(Viewer viewer, Object e1, Object e2) {
 965           LogEntry entry1 = (LogEntry) e1;
 966           LogEntry entry2 = (LogEntry) e2;
 967           return super.compare(viewer, entry1.getMessage(), entry2.getMessage()) * MESSAGE_ORDER;
 968         }
 969       };
 970     } else {
 971       return new ViewerSorter() {
 972         public int compare(Viewer viewer, Object e1, Object e2) {
 973           try {
 974             SimpleDateFormat formatter = new SimpleDateFormat("MMM dd, yyyy HH:mm:ss.SS"); //$NON-NLS-1$
 975             Date date1 = formatter.parse(((LogEntry) e1).getDate());
 976             Date date2 = formatter.parse(((LogEntry) e2).getDate());
 977             if (DATE_ORDER == ASCENDING)
 978               return date1.before(date2) ? -1 : 1;
 979             return date1.after(date2) ? -1 : 1;
 980           } catch (ParseException e) {
 981           }
 982           return 0;
 983         }
 984       };
 985     }
 986   }
 987
 988   private void resetDialogButtons() {
 989     ((EventDetailsDialogAction) propertiesAction).resetDialogButtons();
 990   }
 991 }