307729: [upstream] support reading and updating the See Also field

Change-Id: I5a85c736f1455314275524260f4d140178c9c4bd
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=307729

7 files changed, 286 insertions, 19 deletions

diff --git a/org.eclipse.mylyn.bugzilla.ui/icons/elcl16/gerrit.gif b/org.eclipse.mylyn.bugzilla.ui/icons/elcl16/gerrit.gif
new file mode 100644
index 000000000..5c65e1fb5
--- /dev/null
+++ b/org.eclipse.mylyn.bugzilla.ui/icons/elcl16/gerrit.gif
diff --git a/org.eclipse.mylyn.bugzilla.ui/icons/elcl16/git.png b/org.eclipse.mylyn.bugzilla.ui/icons/elcl16/git.png
new file mode 100644
index 000000000..d072d3cbe
--- /dev/null
+++ b/org.eclipse.mylyn.bugzilla.ui/icons/elcl16/git.png
diff --git a/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/BugzillaImages.java b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/BugzillaImages.java
index 930ef635f..1c539887d 100644
--- a/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/BugzillaImages.java
+++ b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/BugzillaImages.java
@@ -38,6 +38,10 @@ public class BugzillaImages {
 
 	public static final ImageDescriptor BUG = create(T_ELCL, "bug.gif"); //$NON-NLS-1$
 
+	public static final ImageDescriptor GERRIT = create(T_ELCL, "gerrit.gif"); //$NON-NLS-1$
+
+	public static final ImageDescriptor GIT = create(T_ELCL, "git.png"); //$NON-NLS-1$
+
 	public static final ImageDescriptor BUG_COMMENT = create(T_ELCL, "bug-comment.gif"); //$NON-NLS-1$
 
 	public static final ImageDescriptor REMOVE_ALL = create("", "remove-all.gif"); //$NON-NLS-1$ //$NON-NLS-2$
diff --git a/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/BugzillaSeeAlsoAttributeEditor.java b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/BugzillaSeeAlsoAttributeEditor.java
new file mode 100644
index 000000000..9c120522b
--- /dev/null
+++ b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/BugzillaSeeAlsoAttributeEditor.java
@@ -0,0 +1,240 @@
+/*******************************************************************************
+ * Copyright (c) 2015 Frank Becker and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Frank Becker - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.mylyn.internal.bugzilla.ui.editor;
+
+import java.util.List;
+
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.IMenuListener;
+import org.eclipse.jface.action.IMenuManager;
+import org.eclipse.jface.action.MenuManager;
+import org.eclipse.jface.viewers.ArrayContentProvider;
+import org.eclipse.jface.viewers.ColumnLabelProvider;
+import org.eclipse.jface.viewers.ColumnViewerToolTipSupport;
+import org.eclipse.jface.viewers.IOpenListener;
+import org.eclipse.jface.viewers.OpenEvent;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.viewers.ViewerCell;
+import org.eclipse.jface.window.ToolTip;
+import org.eclipse.mylyn.commons.ui.CommonImages;
+import org.eclipse.mylyn.commons.workbench.browser.BrowserUtil;
+import org.eclipse.mylyn.internal.bugzilla.core.BugzillaAttribute;
+import org.eclipse.mylyn.internal.bugzilla.core.BugzillaTaskDataHandler;
+import org.eclipse.mylyn.internal.bugzilla.ui.BugzillaImages;
+import org.eclipse.mylyn.tasks.core.data.TaskAttribute;
+import org.eclipse.mylyn.tasks.core.data.TaskDataModel;
+import org.eclipse.mylyn.tasks.ui.editors.AbstractAttributeEditor;
+import org.eclipse.mylyn.tasks.ui.editors.LayoutHint;
+import org.eclipse.mylyn.tasks.ui.editors.LayoutHint.ColumnSpan;
+import org.eclipse.mylyn.tasks.ui.editors.LayoutHint.RowSpan;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.dnd.Clipboard;
+import org.eclipse.swt.dnd.TextTransfer;
+import org.eclipse.swt.dnd.Transfer;
+import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Menu;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.swt.widgets.TableColumn;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.forms.widgets.FormToolkit;
+
+public class BugzillaSeeAlsoAttributeEditor extends AbstractAttributeEditor {
+
+	private Table seeAlsoTable;
+
+	private TaskAttribute attrRemoveSeeAlso;
+
+	public BugzillaSeeAlsoAttributeEditor(TaskDataModel manager, TaskAttribute taskAttribute) {
+		super(manager, taskAttribute);
+		setLayoutHint(new LayoutHint(RowSpan.MULTIPLE, ColumnSpan.MULTIPLE));
+	}
+
+	@Override
+	public void createControl(Composite parent, FormToolkit toolkit) {
+		attrRemoveSeeAlso = getModel().getTaskData()
+				.getRoot()
+				.getMappedAttribute(BugzillaAttribute.REMOVE_SEE_ALSO.getKey());
+
+		if (attrRemoveSeeAlso == null) {
+			attrRemoveSeeAlso = BugzillaTaskDataHandler.createAttribute(getModel().getTaskData(),
+					BugzillaAttribute.REMOVE_SEE_ALSO);
+		}
+		createSeeAlsoTable(toolkit, parent);
+		setControl(seeAlsoTable);
+	}
+
+	private final String[] seeAlsoColumns = {
+			"", Messages.BugzillaSeeAlsoAttributeEditor_Remove, Messages.BugzillaSeeAlsoAttributeEditor_URL }; //$NON-NLS-1$
+
+	private final int[] seeAlsoColumnWidths = { 25, 60, 100 };
+
+	private TableViewer seeAlsoViewer;
+
+	private void createSeeAlsoTable(FormToolkit toolkit, final Composite seeAlsoComposite) {
+
+		seeAlsoTable = toolkit.createTable(seeAlsoComposite, SWT.MULTI | SWT.FULL_SELECTION);
+		seeAlsoTable.setLinesVisible(true);
+		seeAlsoTable.setHeaderVisible(true);
+		seeAlsoTable.setLayout(new GridLayout());
+		seeAlsoTable.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TREE_BORDER);
+
+		for (int i = 0; i < seeAlsoColumns.length; i++) {
+			TableColumn column = new TableColumn(seeAlsoTable, SWT.LEFT, i);
+			column.setText(seeAlsoColumns[i]);
+			column.setWidth(seeAlsoColumnWidths[i]);
+			column.setMoveable(true);
+		}
+
+		seeAlsoViewer = new TableViewer(seeAlsoTable);
+		seeAlsoViewer.setUseHashlookup(true);
+		seeAlsoViewer.setColumnProperties(seeAlsoColumns);
+		ColumnViewerToolTipSupport.enableFor(seeAlsoViewer, ToolTip.NO_RECREATE);
+
+		seeAlsoViewer.setContentProvider(new ArrayContentProvider());
+		seeAlsoViewer.addOpenListener(new IOpenListener() {
+			public void open(OpenEvent event) {
+				openseeAlso(event);
+			}
+
+			private void openseeAlso(OpenEvent event) {
+				StructuredSelection selection = (StructuredSelection) event.getSelection();
+				for (String item : (List<String>) selection.toList()) {
+					BrowserUtil.openUrl(item);
+				}
+
+			}
+		});
+		seeAlsoViewer.setLabelProvider(new ColumnLabelProvider() {
+
+			public Image getColumnImage(Object element, int columnIndex) {
+				String value = (String) element;
+				if (columnIndex == 0) {
+					if (value.contains("/r/#/c/")) { //$NON-NLS-1$
+						return CommonImages.getImage(BugzillaImages.GERRIT);
+					} else if (value.contains("/commit/?id=")) { //$NON-NLS-1$
+						return CommonImages.getImage(BugzillaImages.GIT);
+					} else {
+						return CommonImages.getImage(BugzillaImages.BUG);
+					}
+				}
+				return null;
+			}
+
+			public String getColumnText(Object element, int columnIndex) {
+				String value = (String) element;
+				switch (columnIndex) {
+				case 0:
+					return null;
+				case 1:
+					return attrRemoveSeeAlso.getValues().contains(value)
+							? Messages.BugzillaSeeAlsoAttributeEditor_Yes
+							: Messages.BugzillaSeeAlsoAttributeEditor_No;
+				default:
+					return value;
+				}
+			}
+
+			@Override
+			public void update(ViewerCell cell) {
+				Object element = cell.getElement();
+				cell.setText(getColumnText(element, cell.getColumnIndex()));
+				Image image = getColumnImage(element, cell.getColumnIndex());
+				cell.setImage(image);
+				cell.setBackground(getBackground(element));
+				cell.setForeground(getForeground(element));
+				cell.setFont(getFont(element));
+			}
+
+		});
+		seeAlsoViewer.setInput(getTaskAttribute().getValues().toArray());
+		GC gc = new GC(seeAlsoComposite);
+		int maxSize = 0;
+		for (String string : getTaskAttribute().getValues()) {
+			Point size = gc.textExtent(string);
+			if (size.x > maxSize) {
+				maxSize = size.x;
+			}
+		}
+		if (maxSize == 0) {
+			maxSize = 100;
+		}
+		seeAlsoTable.getColumn(2).setWidth(maxSize);
+		MenuManager menuManager = new MenuManager();
+		menuManager.setRemoveAllWhenShown(true);
+		menuManager.addMenuListener(new IMenuListener() {
+			public void menuAboutToShow(IMenuManager manager) {
+				manager.add(openAction);
+				manager.add(copyURLToClipAction);
+				manager.add(toggelRemoveStateAction);
+			}
+		});
+		Menu menu = menuManager.createContextMenu(seeAlsoTable);
+		seeAlsoTable.setMenu(menu);
+	}
+
+	final Action copyURLToClipAction = new Action(Messages.BugzillaSeeAlsoAttributeEditor_CopyURL) {
+		@Override
+		public void run() {
+			StructuredSelection selection = ((StructuredSelection) seeAlsoViewer.getSelection());
+			if (selection != null) {
+				Object firstElement = selection.getFirstElement();
+				if (firstElement != null) {
+					Clipboard clip = new Clipboard(PlatformUI.getWorkbench().getDisplay());
+					clip.setContents(new Object[] { (String) firstElement },
+							new Transfer[] { TextTransfer.getInstance() });
+					clip.dispose();
+				}
+			}
+		}
+	};
+
+	final Action openAction = new Action(Messages.BugzillaSeeAlsoAttributeEditor_Open) {
+		@Override
+		public void run() {
+			StructuredSelection selection = ((StructuredSelection) seeAlsoViewer.getSelection());
+			if (selection != null) {
+				for (String url : (List<String>) selection.toList()) {
+					BrowserUtil.openUrl(url);
+				}
+			}
+		}
+	};
+
+	final Action toggelRemoveStateAction = new Action(Messages.BugzillaSeeAlsoAttributeEditor_ToggelRemoveState) {
+		@Override
+		public void run() {
+			StructuredSelection selection = ((StructuredSelection) seeAlsoViewer.getSelection());
+			boolean changed = false;
+			if (selection != null) {
+				for (String url : (List<String>) selection.toList()) {
+					if (attrRemoveSeeAlso.getValues().contains(url)) {
+						attrRemoveSeeAlso.removeValue(url);
+					} else {
+						attrRemoveSeeAlso.addValue(url);
+					}
+					changed = true;
+				}
+
+				if (changed) {
+					getModel().attributeChanged(attrRemoveSeeAlso);
+					seeAlsoViewer.refresh();
+				}
+			}
+		}
+	};
+
+}
diff --git a/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/BugzillaTaskEditorPage.java b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/BugzillaTaskEditorPage.java
index b5f271100..be15206e6 100644
--- a/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/BugzillaTaskEditorPage.java
+++ b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/BugzillaTaskEditorPage.java
@@ -103,7 +103,7 @@ public class BugzillaTaskEditorPage extends AbstractTaskEditorPage {
 
 	/**
 	 * Call this constructor if extending the Bugzilla connector
-	 * 
+	 *
 	 * @param editor
 	 * @param connectorKind
 	 */
@@ -239,6 +239,8 @@ public class BugzillaTaskEditorPage extends AbstractTaskEditorPage {
 					editor = new BugzillaVotesEditor(getModel(), taskAttribute);
 				} else if (IBugzillaConstants.EDITOR_TYPE_FLAG.equals(type)) {
 					editor = new FlagAttributeEditor(getModel(), taskAttribute);
+				} else if (IBugzillaConstants.EDITOR_TYPE_SEEALSO.equals(type)) {
+					editor = new BugzillaSeeAlsoAttributeEditor(getModel(), taskAttribute);
 				} else {
 					editor = super.createEditor(type, taskAttribute);
 					if (TaskAttribute.TYPE_BOOLEAN.equals(type)) {
@@ -580,12 +582,12 @@ public class BugzillaTaskEditorPage extends AbstractTaskEditorPage {
 				if (bugzillaResponse.getResponseData().size() > 0) {
 					getTaskEditor().setMessage(Messages.BugzillaTaskEditorPage_Changes_Submitted_Message,
 							IMessageProvider.INFORMATION, new HyperlinkAdapter() {
-								@Override
-								public void linkActivated(HyperlinkEvent event) {
-									showSubmitResponse(bugzillaResponse);
-								}
+						@Override
+						public void linkActivated(HyperlinkEvent event) {
+							showSubmitResponse(bugzillaResponse);
+						}
 
-							});
+					});
 				} else {
 					getTaskEditor().setMessage(Messages.BugzillaTaskEditorPage_Changes_Submitted_Message,
 							IMessageProvider.INFORMATION);
@@ -610,12 +612,12 @@ public class BugzillaTaskEditorPage extends AbstractTaskEditorPage {
 				public void run() {
 					getTaskEditor().setMessage(Messages.BugzillaTaskEditorPage_Anonymous_can_not_submit_Tasks, type,
 							new HyperlinkAdapter() {
-								@Override
-								public void linkActivated(HyperlinkEvent e) {
-									TasksUiUtil.openEditRepositoryWizard(taskRepository);
-									refresh();
-								}
-							});
+						@Override
+						public void linkActivated(HyperlinkEvent e) {
+							TasksUiUtil.openEditRepositoryWizard(taskRepository);
+							refresh();
+						}
+					});
 				}
 			});
 			return false;
@@ -629,12 +631,12 @@ public class BugzillaTaskEditorPage extends AbstractTaskEditorPage {
 					public void run() {
 						getTaskEditor().setMessage(Messages.BugzillaTaskEditorPage_submit_disabled_please_refresh,
 								type, new HyperlinkAdapter() {
-									@Override
-									public void linkActivated(HyperlinkEvent e) {
-										TasksUiUtil.openEditRepositoryWizard(taskRepository);
-										refresh();
-									}
-								});
+							@Override
+							public void linkActivated(HyperlinkEvent e) {
+								TasksUiUtil.openEditRepositoryWizard(taskRepository);
+								refresh();
+							}
+						});
 					}
 				});
 				return false;
@@ -787,7 +789,7 @@ public class BugzillaTaskEditorPage extends AbstractTaskEditorPage {
 		final ControlDecoration decoration = new ControlDecoration(control, SWT.LEFT | SWT.DOWN);
 		decoration.setImage(newPersonProposalMap.size() == 1
 				? fieldDecorationWarning.getImage()
-				: fieldDecoration.getImage());
+						: fieldDecoration.getImage());
 		IBindingService bindingService = (IBindingService) PlatformUI.getWorkbench().getService(IBindingService.class);
 		if (message != null && !message.equals("")) { //$NON-NLS-1$
 			decoration.setDescriptionText(message);
diff --git a/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/Messages.java b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/Messages.java
index 51882c182..a66305198 100644
--- a/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/Messages.java
+++ b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/Messages.java
@@ -47,6 +47,20 @@ public class Messages extends NLS {
 
 	public static String BugzillaPlanningEditorPart_Team_Planning;
 
+	public static String BugzillaSeeAlsoAttributeEditor_CopyURL;
+
+	public static String BugzillaSeeAlsoAttributeEditor_No;
+
+	public static String BugzillaSeeAlsoAttributeEditor_Open;
+
+	public static String BugzillaSeeAlsoAttributeEditor_Remove;
+
+	public static String BugzillaSeeAlsoAttributeEditor_ToggelRemoveState;
+
+	public static String BugzillaSeeAlsoAttributeEditor_URL;
+
+	public static String BugzillaSeeAlsoAttributeEditor_Yes;
+
 	public static String BugzillaTaskEditorPage_Bug_Line;
 
 	public static String BugzillaTaskEditorPage_Action_Line;
diff --git a/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/messages.properties b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/messages.properties
index b5838a009..fca1dec79 100644
--- a/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/messages.properties
+++ b/org.eclipse.mylyn.bugzilla.ui/src/org/eclipse/mylyn/internal/bugzilla/ui/editor/messages.properties
@@ -20,6 +20,13 @@ BugzillaFlagPart_used_flags=set flags
 
 BugzillaPlanningEditorPart_Current_Estimate=Current Estimate:
 BugzillaPlanningEditorPart_Team_Planning=Team Planning
+BugzillaSeeAlsoAttributeEditor_CopyURL=Copy &URL
+BugzillaSeeAlsoAttributeEditor_No=No
+BugzillaSeeAlsoAttributeEditor_Open=Open
+BugzillaSeeAlsoAttributeEditor_Remove=Remove
+BugzillaSeeAlsoAttributeEditor_ToggelRemoveState=Toggel Remove State
+BugzillaSeeAlsoAttributeEditor_URL=URL
+BugzillaSeeAlsoAttributeEditor_Yes=Yes
 
 BugzillaTaskEditorPage_Bug_Line={0}\n
 BugzillaTaskEditorPage_Action_Line=\ \ \ \ \ \ \ \ {0}\n