net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/wizards/HTMLFileWizard.java

   1 package net.sourceforge.phpeclipse.wizards;
   2
   3 /**********************************************************************
   4  Copyright (c) 2000, 2002 IBM Corp. and others.
   5  All rights reserved. This program and the accompanying materials
   6  are made available under the terms of the Common Public License v1.0
   7  which accompanies this distribution, and is available at
   8  http://www.eclipse.org/legal/cpl-v10.html
   9
  10  Contributors:
  11  IBM Corporation - Initial implementation
  12  www.phpeclipse.de
  13  **********************************************************************/
  14
  15 import java.io.ByteArrayInputStream;
  16 import java.io.IOException;
  17 import java.io.InputStream;
  18 import java.lang.reflect.InvocationTargetException;
  19
  20 import net.sourceforge.phpdt.internal.corext.codemanipulation.StubUtility;
  21 import net.sourceforge.phpdt.internal.corext.template.php.CodeTemplateContext;
  22 import net.sourceforge.phpdt.internal.corext.template.php.CodeTemplateContextType;
  23 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  24
  25 import org.eclipse.core.resources.IContainer;
  26 import org.eclipse.core.resources.IFile;
  27 import org.eclipse.core.resources.IProject;
  28 import org.eclipse.core.resources.IResource;
  29 import org.eclipse.core.resources.IWorkspaceRoot;
  30 import org.eclipse.core.resources.ResourcesPlugin;
  31 import org.eclipse.core.runtime.CoreException;
  32 import org.eclipse.core.runtime.IProgressMonitor;
  33 import org.eclipse.core.runtime.IStatus;
  34 import org.eclipse.core.runtime.Path;
  35 import org.eclipse.core.runtime.Status;
  36 import org.eclipse.jface.dialogs.MessageDialog;
  37 import org.eclipse.jface.operation.IRunnableWithProgress;
  38 import org.eclipse.jface.text.templates.Template;
  39 import org.eclipse.jface.viewers.ISelection;
  40 import org.eclipse.jface.viewers.IStructuredSelection;
  41 import org.eclipse.jface.wizard.Wizard;
  42 import org.eclipse.ui.INewWizard;
  43 import org.eclipse.ui.IWorkbench;
  44 import org.eclipse.ui.IWorkbenchPage;
  45 import org.eclipse.ui.IWorkbenchWizard;
  46 import org.eclipse.ui.PartInitException;
  47 import org.eclipse.ui.PlatformUI;
  48 import org.eclipse.ui.ide.IDE;
  49
  50 /**
  51  * This wizard creates one file with the extension "html".
  52  */
  53 public class HTMLFileWizard extends Wizard implements INewWizard {
  54
  55         private HTMLFileWizardPage page;
  56
  57         private ISelection selection;
  58
  59         public HTMLFileWizard() {
  60                 super();
  61                 setNeedsProgressMonitor(true);
  62                 setWindowTitle(PHPWizardMessages
  63                                 .getString("WizardNewProjectCreationPage.html.windowTitle"));
  64         }
  65
  66         /**
  67          * Adding the page to the wizard.
  68          */
  69         public void addPages() {
  70                 page = new HTMLFileWizardPage(selection);
  71                 addPage(page);
  72         }
  73
  74         /**
  75          * This method is called when 'Finish' button is pressed in the wizard. We
  76          * will create an operation and run it using wizard as execution context.
  77          */
  78         public boolean performFinish() {
  79                 final String containerName = page.getContainerName();
  80                 final String fileName = page.getFileName();
  81                 IRunnableWithProgress op = new IRunnableWithProgress() {
  82                         public void run(IProgressMonitor monitor)
  83                                         throws InvocationTargetException {
  84                                 try {
  85                                         doFinish(containerName, fileName, monitor);
  86                                 } catch (CoreException e) {
  87                                         throw new InvocationTargetException(e);
  88                                 } finally {
  89                                         monitor.done();
  90                                 }
  91                         }
  92                 };
  93                 try {
  94                         getContainer().run(true, false, op);
  95                 } catch (InterruptedException e) {
  96                         return false;
  97                 } catch (InvocationTargetException e) {
  98                         Throwable realException = e.getTargetException();
  99                         MessageDialog.openError(getShell(), PHPWizardMessages
 100                                         .getString("Wizard.error"), realException.getMessage());
 101                         return false;
 102                 }
 103                 return true;
 104         }
 105
 106         /**
 107          * The worker method. It will find the container, create the file if missing
 108          * or just replace its contents, and open the editor on the newly created
 109          * file.
 110          */
 111         private void doFinish(String containerName, String fileName,
 112                         IProgressMonitor monitor) throws CoreException {
 113                 // create a sample file
 114                 monitor.beginTask(PHPWizardMessages
 115                                 .getString("Wizard.Monitor.creating")
 116                                 + " " + fileName, 2);
 117                 IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
 118                 IResource resource = root.findMember(new Path(containerName));
 119                 if (!resource.exists() || !(resource instanceof IContainer)) {
 120                         throwCoreException(PHPWizardMessages
 121                                         .getString("Wizard.Monitor.containerDoesNotExistException"));
 122                 }
 123                 IContainer container = (IContainer) resource;
 124                 final IFile file = container.getFile(new Path(fileName));
 125                 IProject project = file.getProject();
 126                 String projectName = project.getName();
 127                 try {
 128                         InputStream stream;
 129                         stream = openContentStream(fileName, projectName);
 130                         if (file.exists()) {
 131                                 file.setContents(stream, true, true, monitor);
 132                         } else {
 133                                 file.create(stream, true, monitor);
 134                         }
 135                         stream.close();
 136                 } catch (IOException e) {
 137                 }
 138                 monitor.worked(1);
 139                 monitor.setTaskName(PHPWizardMessages
 140                                 .getString("Wizard.Monitor.openingFile"));
 141                 getShell().getDisplay().asyncExec(new Runnable() {
 142                         public void run() {
 143                                 IWorkbenchPage page = PlatformUI.getWorkbench()
 144                                                 .getActiveWorkbenchWindow().getActivePage();
 145                                 try {
 146                                         IDE.openEditor(page, file, true);
 147                                 } catch (PartInitException e) {
 148                                 }
 149                         }
 150                 });
 151                 monitor.worked(1);
 152         }
 153
 154         /**
 155          * We will initialize file contents with a sample text.
 156          */
 157         private InputStream openContentStream(String fileName, String projectname) {
 158                 try {
 159                         Template template = PHPeclipsePlugin.getDefault()
 160                                         .getCodeTemplateStore().findTemplate(
 161                                                         CodeTemplateContextType.NEWHTML);
 162                         if (template == null) {
 163                                 return null;
 164                         }
 165                         String lineDelimiter = System.getProperty("line.separator", "\n"); //$NON-NLS-1$ //$NON-NLS-2$
 166                         CodeTemplateContext context = new CodeTemplateContext(template
 167                                         .getContextTypeId(), null, lineDelimiter);
 168                         context.setFileNameVariable(fileName, projectname);
 169                         return new ByteArrayInputStream(StubUtility.evaluateTemplate(
 170                                         context, template).getBytes());
 171                 } catch (CoreException e) {
 172                         e.printStackTrace();
 173                         return null;
 174                 }
 175         }
 176
 177         private void throwCoreException(String message) throws CoreException {
 178                 IStatus status = new Status(IStatus.ERROR,
 179                                 "net.sourceforge.phpeclipse.wizards", IStatus.OK, message, null);
 180                 throw new CoreException(status);
 181         }
 182
 183         /**
 184          * We will accept the selection in the workbench to see if we can initialize
 185          * from it.
 186          *
 187          * @see IWorkbenchWizard#init(IWorkbench, IStructuredSelection)
 188          */
 189         public void init(IWorkbench workbench, IStructuredSelection selection) {
 190                 this.selection = selection;
 191         }
 192
 193 }