refactory: added UI removed from core plugin.
[phpeclipse.git] / net.sourceforge.phpeclipse.ui / src / net / sourceforge / phpeclipse / wizards / PHPFileWizard.java
diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/wizards/PHPFileWizard.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/wizards/PHPFileWizard.java
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+package net.sourceforge.phpeclipse.wizards;
+
+/**********************************************************************
+ Copyright (c) 2000, 2002 IBM Corp. and others.
+ All rights reserved. This program and the accompanying materials
+ are made available under the terms of the Common Public License v1.0
+ which accompanies this distribution, and is available at
+ http://www.eclipse.org/legal/cpl-v10.html
+
+ Contributors:
+ IBM Corporation - Initial implementation
+ www.phpeclipse.de
+ **********************************************************************/
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.lang.reflect.InvocationTargetException;
+
+import net.sourceforge.phpdt.internal.corext.codemanipulation.StubUtility;
+import net.sourceforge.phpdt.internal.corext.template.php.CodeTemplateContext;
+import net.sourceforge.phpdt.internal.corext.template.php.CodeTemplateContextType;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+import net.sourceforge.phpeclipse.ui.WebUI;
+
+import org.eclipse.core.resources.IContainer;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.resources.IWorkspaceRoot;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Path;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.operation.IRunnableWithProgress;
+import org.eclipse.jface.text.templates.Template;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.wizard.Wizard;
+import org.eclipse.ui.INewWizard;
+import org.eclipse.ui.IWorkbench;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.IWorkbenchWizard;
+import org.eclipse.ui.PartInitException;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.ide.IDE;
+
+/**
+ * This wizard creates one file with the extension "php".
+ */
+public class PHPFileWizard extends Wizard implements INewWizard {
+
+       private PHPFileWizardPage page;
+
+       private ISelection selection;
+
+       public PHPFileWizard() {
+               super();
+               setNeedsProgressMonitor(true);
+               setWindowTitle(PHPWizardMessages
+                               .getString("WizardNewProjectCreationPage.windowTitle"));
+       }
+
+       /**
+        * Adding the page to the wizard.
+        */
+       public void addPages() {
+               page = new PHPFileWizardPage(selection);
+               addPage(page);
+       }
+
+       /**
+        * This method is called when 'Finish' button is pressed in the wizard. We
+        * will create an operation and run it using wizard as execution context.
+        */
+       public boolean performFinish() {
+               final String containerName = page.getContainerName();
+               final String fileName = page.getFileName();
+               IRunnableWithProgress op = new IRunnableWithProgress() {
+                       public void run(IProgressMonitor monitor)
+                                       throws InvocationTargetException {
+                               try {
+                                       doFinish(containerName, fileName, monitor);
+                               } catch (CoreException e) {
+                                       throw new InvocationTargetException(e);
+                               } finally {
+                                       monitor.done();
+                               }
+                       }
+               };
+               try {
+                       getContainer().run(true, false, op);
+               } catch (InterruptedException e) {
+                       return false;
+               } catch (InvocationTargetException e) {
+                       Throwable realException = e.getTargetException();
+                       MessageDialog.openError(getShell(), PHPWizardMessages
+                                       .getString("Wizard.error"), realException.getMessage());
+                       return false;
+               }
+               return true;
+       }
+
+       /**
+        * The worker method. It will find the container, create the file if missing
+        * or just replace its contents, and open the editor on the newly created
+        * file.
+        */
+       private void doFinish(String containerName, String fileName,
+                       IProgressMonitor monitor) throws CoreException {
+               // create a sample file
+               monitor.beginTask(PHPWizardMessages
+                               .getString("Wizard.Monitor.creating")
+                               + " " + fileName, 2);
+               IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
+               IResource resource = root.findMember(new Path(containerName));
+               if (!resource.exists() || !(resource instanceof IContainer)) {
+                       throwCoreException(PHPWizardMessages
+                                       .getString("Wizard.Monitor.containerDoesNotExistException"));
+               }
+               IContainer container = (IContainer) resource;
+               final IFile file = container.getFile(new Path(fileName));
+               IProject project = file.getProject();
+               String projectName = project.getName();
+               String className = getClassName(fileName);
+
+               try {
+                       InputStream stream;
+                       if (className == null) {
+                               stream = openContentStream(fileName, projectName);
+                       } else {
+                               stream = openContentStreamClass(className);
+                       }
+                       if (file.exists()) {
+                               file.setContents(stream, true, true, monitor);
+                       } else {
+                               file.create(stream, true, monitor);
+                       }
+                       stream.close();
+               } catch (IOException e) {
+               }
+               monitor.worked(1);
+               monitor.setTaskName(PHPWizardMessages
+                               .getString("Wizard.Monitor.openingFile"));
+               getShell().getDisplay().asyncExec(new Runnable() {
+                       public void run() {
+                               IWorkbenchPage page = PlatformUI.getWorkbench()
+                                               .getActiveWorkbenchWindow().getActivePage();
+                               try {
+                                       IDE.openEditor(page, file, true);
+                               } catch (PartInitException e) {
+                               }
+                       }
+               });
+               monitor.worked(1);
+       }
+
+       /**
+        * Check if the filename is like this anyname.class.php
+        * 
+        * @param fFileName
+        *            the filename
+        * @return the anyname or null
+        */
+       private static final String getClassName(final String fileName) {
+               final int lastDot = fileName.lastIndexOf('.');
+               if (lastDot == -1)
+                       return null;
+               final int precLastDot = fileName.lastIndexOf('.', lastDot - 1);
+               if (precLastDot == -1)
+                       return null;
+               if (!fileName.substring(precLastDot + 1, lastDot).toUpperCase().equals(
+                               "CLASS"))
+                       return null;
+               return fileName.substring(0, precLastDot);
+       }
+
+       /**
+        * We will initialize file contents for a class
+        * 
+        * @param className
+        *            the classname
+        */
+       private InputStream openContentStreamClass(final String className) {
+               StringBuffer contents = new StringBuffer("<?php\n\n");
+               contents.append("class ");
+               contents.append(className);
+               contents.append(" {\n\n");
+               contents.append("    function ");
+               contents.append(className);
+               contents.append("() {\n");
+               contents.append("    }\n}\n?>");
+               return new ByteArrayInputStream(contents.toString().getBytes());
+       }
+
+       /**
+        * We will initialize file contents with a sample text.
+        */
+       private InputStream openContentStream(String fileName, String projectname) {
+               try {
+                       Template template = WebUI.getDefault()
+                                       .getCodeTemplateStore().findTemplate(
+                                                       CodeTemplateContextType.NEWTYPE);
+                       if (template == null) {
+                               return null;
+                       }
+                       String lineDelimiter = System.getProperty("line.separator", "\n"); //$NON-NLS-1$ //$NON-NLS-2$
+                       CodeTemplateContext context = new CodeTemplateContext(template
+                                       .getContextTypeId(), null, lineDelimiter);
+                       context.setFileNameVariable(fileName, projectname);
+                       String content = StubUtility.evaluateTemplate(context, template);
+                       if (content == null) {
+                               content = "";
+                       }
+                       return new ByteArrayInputStream(content.getBytes());
+               } catch (CoreException e) {
+                       e.printStackTrace();
+                       return null;
+               }
+
+       }
+
+       private void throwCoreException(String message) throws CoreException {
+               IStatus status = new Status(IStatus.ERROR,
+                               "net.sourceforge.phpeclipse.wizards", IStatus.OK, message, null);
+               throw new CoreException(status);
+       }
+
+       /**
+        * We will accept the selection in the workbench to see if we can initialize
+        * from it.
+        * 
+        * @see IWorkbenchWizard#init(IWorkbench, IStructuredSelection)
+        */
+       public void init(IWorkbench workbench, IStructuredSelection selection) {
+               this.selection = selection;
+       }
+
+}
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