net.sourceforge.phpeclipse.ui/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 import net.sourceforge.phpeclipse.ui.WebUI;
  25
  26 import org.eclipse.core.resources.IContainer;
  27 import org.eclipse.core.resources.IFile;
  28 import org.eclipse.core.resources.IProject;
  29 import org.eclipse.core.resources.IResource;
  30 import org.eclipse.core.resources.IWorkspaceRoot;
  31 import org.eclipse.core.resources.ResourcesPlugin;
  32 import org.eclipse.core.runtime.CoreException;
  33 import org.eclipse.core.runtime.IProgressMonitor;
  34 import org.eclipse.core.runtime.IStatus;
  35 import org.eclipse.core.runtime.Path;
  36 import org.eclipse.core.runtime.Status;
  37 import org.eclipse.jface.dialogs.MessageDialog;
  38 import org.eclipse.jface.operation.IRunnableWithProgress;
  39 import org.eclipse.jface.text.templates.Template;
  40 import org.eclipse.jface.viewers.ISelection;
  41 import org.eclipse.jface.viewers.IStructuredSelection;
  42 import org.eclipse.jface.wizard.Wizard;
  43 import org.eclipse.ui.INewWizard;
  44 import org.eclipse.ui.IWorkbench;
  45 import org.eclipse.ui.IWorkbenchPage;
  46 import org.eclipse.ui.IWorkbenchWizard;
  47 import org.eclipse.ui.PartInitException;
  48 import org.eclipse.ui.PlatformUI;
  49 import org.eclipse.ui.ide.IDE;
  50
  51 /**
  52  * This wizard creates one file with the extension "html".
  53  */
  54 public class HTMLFileWizard extends Wizard implements INewWizard {
  55
  56         private HTMLFileWizardPage page;
  57
  58         private ISelection selection;
  59
  60         public HTMLFileWizard() {
  61                 super();
  62                 setNeedsProgressMonitor(true);
  63                 setWindowTitle(PHPWizardMessages
  64                                 .getString("WizardNewProjectCreationPage.html.windowTitle"));
  65         }
  66
  67         /**
  68          * Adding the page to the wizard.
  69          */
  70         public void addPages() {
  71                 page = new HTMLFileWizardPage(selection);
  72                 addPage(page);
  73         }
  74
  75         /**
  76          * This method is called when 'Finish' button is pressed in the wizard. We
  77          * will create an operation and run it using wizard as execution context.
  78          */
  79         public boolean performFinish() {
  80                 final String containerName = page.getContainerName();
  81                 final String fileName = page.getFileName();
  82                 IRunnableWithProgress op = new IRunnableWithProgress() {
  83                         public void run(IProgressMonitor monitor)
  84                                         throws InvocationTargetException {
  85                                 try {
  86                                         doFinish(containerName, fileName, monitor);
  87                                 } catch (CoreException e) {
  88                                         throw new InvocationTargetException(e);
  89                                 } finally {
  90                                         monitor.done();
  91                                 }
  92                         }
  93                 };
  94                 try {
  95                         getContainer().run(true, false, op);
  96                 } catch (InterruptedException e) {
  97                         return false;
  98                 } catch (InvocationTargetException e) {
  99                         Throwable realException = e.getTargetException();
 100                         MessageDialog.openError(getShell(), PHPWizardMessages
 101                                         .getString("Wizard.error"), realException.getMessage());
 102                         return false;
 103                 }
 104                 return true;
 105         }
 106
 107         /**
 108          * The worker method. It will find the container, create the file if missing
 109          * or just replace its contents, and open the editor on the newly created
 110          * file.
 111          */
 112         private void doFinish(String containerName, String fileName,
 113                         IProgressMonitor monitor) throws CoreException {
 114                 // create a sample file
 115                 monitor.beginTask(PHPWizardMessages
 116                                 .getString("Wizard.Monitor.creating")
 117                                 + " " + fileName, 2);
 118                 IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
 119                 IResource resource = root.findMember(new Path(containerName));
 120                 if (!resource.exists() || !(resource instanceof IContainer)) {
 121                         throwCoreException(PHPWizardMessages
 122                                         .getString("Wizard.Monitor.containerDoesNotExistException"));
 123                 }
 124                 IContainer container = (IContainer) resource;
 125                 final IFile file = container.getFile(new Path(fileName));
 126                 IProject project = file.getProject();
 127                 String projectName = project.getName();
 128                 try {
 129                         InputStream stream;
 130                         stream = openContentStream(fileName, projectName);
 131                         if (file.exists()) {
 132                                 file.setContents(stream, true, true, monitor);
 133                         } else {
 134                                 file.create(stream, true, monitor);
 135                         }
 136                         stream.close();
 137                 } catch (IOException e) {
 138                 }
 139                 monitor.worked(1);
 140                 monitor.setTaskName(PHPWizardMessages
 141                                 .getString("Wizard.Monitor.openingFile"));
 142                 getShell().getDisplay().asyncExec(new Runnable() {
 143                         public void run() {
 144                                 IWorkbenchPage page = PlatformUI.getWorkbench()
 145                                                 .getActiveWorkbenchWindow().getActivePage();
 146                                 try {
 147                                         IDE.openEditor(page, file, true);
 148                                 } catch (PartInitException e) {
 149                                 }
 150                         }
 151                 });
 152                 monitor.worked(1);
 153         }
 154
 155         /**
 156          * We will initialize file contents with a sample text.
 157          */
 158         private InputStream openContentStream(String fileName, String projectname) {
 159                 try {
 160                         Template template = WebUI.getDefault()
 161                                         .getCodeTemplateStore().findTemplate(
 162                                                         CodeTemplateContextType.NEWHTML);
 163                         if (template == null) {
 164                                 return null;
 165                         }
 166                         String lineDelimiter = System.getProperty("line.separator", "\n"); //$NON-NLS-1$ //$NON-NLS-2$
 167                         CodeTemplateContext context = new CodeTemplateContext(template
 168                                         .getContextTypeId(), null, lineDelimiter);
 169                         context.setFileNameVariable(fileName, projectname);
 170                         return new ByteArrayInputStream(StubUtility.evaluateTemplate(
 171                                         context, template).getBytes());
 172                 } catch (CoreException e) {
 173                         e.printStackTrace();
 174                         return null;
 175                 }
 176         }
 177
 178         private void throwCoreException(String message) throws CoreException {
 179                 IStatus status = new Status(IStatus.ERROR,
 180                                 "net.sourceforge.phpeclipse.wizards", IStatus.OK, message, null);
 181                 throw new CoreException(status);
 182         }
 183
 184         /**
 185          * We will accept the selection in the workbench to see if we can initialize
 186          * from it.
 187          *
 188          * @see IWorkbenchWizard#init(IWorkbench, IStructuredSelection)
 189          */
 190         public void init(IWorkbench workbench, IStructuredSelection selection) {
 191                 this.selection = selection;
 192         }
 193
 194 }