X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.modeling%2Fsrc%2Forg%2Fsimantics%2Fmodeling%2FCreateSharedOntologyDialog.java;fp=bundles%2Forg.simantics.modeling%2Fsrc%2Forg%2Fsimantics%2Fmodeling%2FCreateSharedOntologyDialog.java;h=f4bd630da417b7d95ef2d8a86ac727a0fc44ebf9;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.modeling/src/org/simantics/modeling/CreateSharedOntologyDialog.java b/bundles/org.simantics.modeling/src/org/simantics/modeling/CreateSharedOntologyDialog.java
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+++ b/bundles/org.simantics.modeling/src/org/simantics/modeling/CreateSharedOntologyDialog.java
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+/*******************************************************************************
+ * Copyright (c) 2013 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * 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:
+ *     Semantum Oy - initial API and implementation
+ *******************************************************************************/
+package org.simantics.modeling;
+
+import java.util.Map;
+
+import org.eclipse.core.runtime.Status;
+import org.eclipse.jface.dialogs.IDialogSettings;
+import org.eclipse.jface.layout.GridDataFactory;
+import org.eclipse.jface.layout.GridLayoutFactory;
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.ModifyEvent;
+import org.eclipse.swt.events.ModifyListener;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Text;
+import org.eclipse.ui.PlatformUI;
+import org.simantics.Simantics;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.UniqueRead;
+import org.simantics.db.common.uri.UnescapedChildMapOfResource;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.ui.workbench.dialogs.ResourceSelectionDialog3;
+import org.simantics.utils.datastructures.Pair;
+
+public class CreateSharedOntologyDialog extends ResourceSelectionDialog3<Resource> {
+
+	private String name;
+	private Text t;
+
+	public CreateSharedOntologyDialog(Shell shell,
+			Map<Resource, Pair<String, ImageDescriptor>> parameter, String title) {
+		super(shell, parameter, title);
+		this.name = "";
+	}
+
+	@Override
+	protected IDialogSettings getBaseDialogSettings() {
+		return null;
+	}
+
+	@Override
+	protected Control createExtendedContentArea(Composite parent) {
+		Composite c = new Composite(parent, SWT.NONE);
+		GridDataFactory.fillDefaults().grab(true, false).applyTo(c);
+		GridLayoutFactory.swtDefaults().numColumns(2).applyTo(c);
+		Label l = new Label(c, SWT.NONE); 
+		l.setText("Enter URI for the shared library:  http://");
+		GridDataFactory.fillDefaults().grab(false, false).applyTo(l);
+		t = new Text(c, SWT.BORDER);
+		t.addModifyListener(new ModifyListener() {
+			@Override
+			public void modifyText(ModifyEvent e) {
+				name = t.getText();
+				validatePage();
+			}
+		});
+		GridDataFactory.fillDefaults().grab(true, false).applyTo(t);
+		validatePage();
+		return super.createExtendedContentArea(parent);
+	}
+
+	@Override
+	public void create() {
+		super.create();
+		t.setFocus();
+	}
+	
+	@Override
+	protected void handleSelected(StructuredSelection selection) {
+		super.handleSelected(selection);
+		validatePage();	
+	}
+
+	protected void validatePage() {
+		StructuredSelection selection = getSelectedItems();
+		String error = validateName(name);
+		if (error != null) {
+			updateStatus(new Status(Status.ERROR, PlatformUI.PLUGIN_ID, error));
+		} else if (selection.isEmpty()) {
+			updateStatus(new Status(Status.ERROR, PlatformUI.PLUGIN_ID, "No Library selected"));
+		} else {
+			// Validate that the name is not in use.
+			Resource library = (Resource) selection.getFirstElement();
+			try {
+				Map<String, Resource> children = Simantics.sync(new UnescapedChildMapOfResource(library));
+				if (children.containsKey(name)) {
+					updateStatus(new Status(Status.ERROR, PlatformUI.PLUGIN_ID, "Name is already in use."));
+				} else {
+					updateStatus(new Status(Status.OK, PlatformUI.PLUGIN_ID, ""));
+				}
+			} catch (DatabaseException e) {
+				updateStatus(new Status(Status.ERROR, PlatformUI.PLUGIN_ID, "Failed to check validity of name. See error log.", e));
+			}
+		}
+	}
+
+	protected String validateName(final String name) {
+		
+		try {
+			boolean inUse = Simantics.sync(new UniqueRead<Boolean>() {
+
+				@Override
+				public Boolean perform(ReadGraph graph) throws DatabaseException {
+					Resource r = graph.getPossibleResource("http://" + name + "@A");
+					return r != null;
+				}
+				
+			});
+			if(inUse) return "Shared Library exists already";
+		} catch (DatabaseException e) {
+			return e.getMessage();
+		}
+		
+		if (name.trim().isEmpty())
+			return "Name cannot be empty";
+		if (name.startsWith("."))
+			return "Name cannot begin with a dot";
+		if (name.startsWith("/"))
+			return "Name cannot begin with a slash";
+		if (name.contains("//"))
+			return "Successive slashes are not allowed";
+		if (name.endsWith("/"))
+			return "Name cannot end with slash";
+		return null;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+}
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