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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* 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:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.ui.skynet;
import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Collection;
import org.eclipse.core.resources.IFile;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.window.Window;
import org.eclipse.osee.framework.core.enums.CoreAttributeTypes;
import org.eclipse.osee.framework.core.enums.RelationSide;
import org.eclipse.osee.framework.core.exception.ArtifactDoesNotExist;
import org.eclipse.osee.framework.core.exception.OseeArgumentException;
import org.eclipse.osee.framework.core.exception.OseeCoreException;
import org.eclipse.osee.framework.core.model.Branch;
import org.eclipse.osee.framework.core.model.type.ArtifactType;
import org.eclipse.osee.framework.core.model.type.RelationType;
import org.eclipse.osee.framework.skynet.core.artifact.Artifact;
import org.eclipse.osee.framework.skynet.core.artifact.ArtifactData;
import org.eclipse.osee.framework.skynet.core.artifact.ArtifactTypeManager;
import org.eclipse.osee.framework.skynet.core.artifact.WorkspaceURL;
import org.eclipse.osee.framework.skynet.core.artifact.search.ArtifactQuery;
import org.eclipse.osee.framework.skynet.core.relation.RelationManager;
import org.eclipse.osee.framework.skynet.core.relation.RelationTypeSideSorter;
import org.eclipse.osee.framework.ui.skynet.artifact.ArtifactTransfer;
import org.eclipse.osee.framework.ui.skynet.branch.BranchSelectionDialog;
import org.eclipse.osee.framework.ui.skynet.relation.explorer.RelationExplorerWindow;
import org.eclipse.osee.framework.ui.ws.AWorkspace;
import org.eclipse.swt.dnd.DropTargetEvent;
import org.eclipse.swt.widgets.Shell;
/**
* @author Michael S. Rodgers
*/
public class ArtifactDragDropSupport {
public static void performDragDrop(DropTargetEvent e, RelationExplorerWindow window, Shell shell) throws OseeCoreException {
performDragDrop(e, null, window, shell);
}
private static void performDragDrop(DropTargetEvent e, Artifact[] artifacts, RelationExplorerWindow window, Shell shell) throws OseeCoreException {
if (ArtifactTransfer.getInstance().isSupportedType(e.currentDataType)) {
if (artifacts != null) {
addArtifacts(artifacts, window);
} else {
ArtifactData artData = ArtifactTransfer.getInstance().nativeToJava(e.currentDataType);
addArtifacts(artData.getArtifacts(), window);
}
} else if (e.data instanceof String[]) {
addFiles((String[]) e.data, window, shell);
} else if (e.data instanceof String) {
addURL((String) e.data, window, shell);
}
}
private static void ensureLinkValidity(RelationTypeSideSorter group, Artifact artifact) throws OseeCoreException {
RelationType relationType = group.getRelationType();
Artifact otherArtifact = group.getArtifact();
Artifact artifactA = group.getSide() == RelationSide.SIDE_A ? artifact : otherArtifact;
Artifact artifactB = group.getSide() == RelationSide.SIDE_A ? otherArtifact : artifact;
RelationManager.ensureRelationCanBeAdded(relationType, artifactA, artifactB);
}
private static void addArtifacts(Artifact[] artifacts, RelationExplorerWindow window) throws OseeCoreException {
RelationTypeSideSorter group = window.getRelationGroup();
RelationSide relationSide = group.getSide();
RelationType relationType = group.getRelationType();
try {
for (Artifact artifact : artifacts) {
try {
Artifact artA = null;
Artifact artB = null;
if (relationSide == RelationSide.SIDE_A) {
artA = artifact;
artB = group.getArtifact();
} else {
artA = group.getArtifact();
artB = artifact;
}
RelationManager.ensureRelationCanBeAdded(relationType, artA, artB);
window.addValid(artifact);
} catch (IllegalArgumentException ex) {
window.addInvalidArtifact(artifact, ex.getMessage());
}
}
} catch (OseeArgumentException ex) {
window.addInvalid("All", ex.getMessage());
}
}
private static void addFiles(String[] fileNames, RelationExplorerWindow window, Shell shell) {
RelationTypeSideSorter group = window.getRelationGroup();
IFile iFile;
Artifact artifact;
for (int i = 0; i < fileNames.length; i++) {
iFile = AWorkspace.getIFile(fileNames[i]);
String location;
if (iFile == null) {
try {
location = new File(fileNames[i]).toURI().toURL().toString();
} catch (MalformedURLException e) {
window.addInvalid(fileNames[i], "Malformed URL exception: " + e.getMessage());
continue;
}
} else {
location = WorkspaceURL.getURL(iFile);
}
try {
artifact = getArtifactFromWorkspaceFile(location, shell);
} catch (Exception ex) {
window.addInvalid(location, "Runtime exception: " + ex.getMessage());
continue;
}
if (artifact == null) {
window.addInvalid(location, "Artifact has been cancelled");
} else {
try {
ensureLinkValidity(group, artifact);
window.addValid(artifact);
} catch (OseeCoreException ex) {
window.addInvalid(artifact.getName(), ex.getMessage());
}
}
}
}
private static void addURL(String url, RelationExplorerWindow window, Shell shell) {
RelationTypeSideSorter group = window.getRelationGroup();
Artifact artifact;
String location;
try {
location = new URL(url).toString();
} catch (MalformedURLException e) {
window.addInvalid(url, "Malformed Exception : " + e.getLocalizedMessage());
return;
}
try {
artifact = getArtifactFromWorkspaceFile(location, shell);
} catch (Exception ex) {
window.addInvalid(location, "Runtime exception: " + ex.getLocalizedMessage());
return;
}
if (artifact == null) {
window.addInvalid(location, "Artifact has been cancelled");
}
try {
ensureLinkValidity(group, artifact);
window.addValid(artifact);
} catch (OseeCoreException ex) {
window.addInvalid(artifact.getName(), ex.getMessage());
}
}
public static Artifact getArtifactFromWorkspaceFile(String location, Shell shell) throws OseeCoreException {
Artifact artifact = null;
Branch branch = BranchSelectionDialog.getBranchFromUser();
if (branch != null) {
try {
artifact = ArtifactQuery.getArtifactFromAttribute(CoreAttributeTypes.ContentUrl, location, branch);
} catch (ArtifactDoesNotExist ex) {
Collection<ArtifactType> artifactTypes =
ArtifactTypeManager.getArtifactTypesFromAttributeType(CoreAttributeTypes.ContentUrl, branch);
ArtifactTypeDialog dialog =
new ArtifactTypeDialog(shell, "Artifact Types", null,
"No Artifact could be found for this file. To create one, please select an artfact type.",
MessageDialog.QUESTION, new String[] {"OK", "Cancel"}, 0, artifactTypes);
if (dialog.open() == Window.OK) {
artifact = ArtifactTypeManager.makeNewArtifact(dialog.getArtifactType(), branch);
artifact.setSoleAttributeValue(CoreAttributeTypes.ContentUrl, location);
artifact.setName(new File(location).getName());
}
}
}
return artifact;
}
}
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