| /******************************************************************************* |
| * Copyright (c) 2006 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.jsp.ui.internal.wizard; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IWorkspace; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.Preferences; |
| import org.eclipse.core.runtime.content.IContentType; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jst.jsp.core.internal.JSPCorePlugin; |
| import org.eclipse.jst.jsp.core.internal.preferences.JSPCorePreferenceNames; |
| import org.eclipse.jst.jsp.core.internal.provisional.contenttype.ContentTypeIdForJSP; |
| import org.eclipse.jst.jsp.ui.internal.JSPUIMessages; |
| import org.eclipse.jst.jsp.ui.internal.Logger; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.ui.dialogs.WizardNewFileCreationPage; |
| import org.eclipse.wst.common.componentcore.ComponentCore; |
| import org.eclipse.wst.common.componentcore.internal.util.IModuleConstants; |
| import org.eclipse.wst.common.componentcore.resources.IVirtualComponent; |
| import org.eclipse.wst.common.project.facet.core.IFacetedProject; |
| import org.eclipse.wst.common.project.facet.core.ProjectFacetsManager; |
| |
| class NewJSPFileWizardPage extends WizardNewFileCreationPage { |
| |
| private IContentType fContentType; |
| private List fValidExtensions = null; |
| |
| public NewJSPFileWizardPage(String pageName, IStructuredSelection selection) { |
| super(pageName, selection); |
| } |
| |
| /** |
| * This method is overriden to set the selected folder to web contents |
| * folder if the current selection is outside the web contents folder. |
| */ |
| protected void initialPopulateContainerNameField() { |
| super.initialPopulateContainerNameField(); |
| |
| IPath fullPath = getContainerFullPath(); |
| IProject project = getProjectFromPath(fullPath); |
| IPath webContentPath = getWebContentPath(project); |
| |
| if (webContentPath != null && !webContentPath.isPrefixOf(fullPath)) { |
| setContainerFullPath(webContentPath); |
| } |
| } |
| |
| /** |
| * This method is overriden to set additional validation specific to jsp |
| * files. |
| */ |
| protected boolean validatePage() { |
| setMessage(null); |
| setErrorMessage(null); |
| |
| if (!super.validatePage()) { |
| return false; |
| } |
| |
| String fileName = getFileName(); |
| IPath fullPath = getContainerFullPath(); |
| if ((fullPath != null) && (fullPath.isEmpty() == false) && (fileName != null)) { |
| // check that filename does not contain invalid extension |
| if (!extensionValidForContentType(fileName)) { |
| setErrorMessage(NLS.bind(JSPUIMessages._ERROR_FILENAME_MUST_END_JSP, getValidExtensions().toString())); |
| return false; |
| } |
| // no file extension specified so check adding default |
| // extension doesn't equal a file that already exists |
| if (fileName.lastIndexOf('.') == -1) { |
| String newFileName = addDefaultExtension(fileName); |
| IPath resourcePath = fullPath.append(newFileName); |
| |
| IWorkspace workspace = ResourcesPlugin.getWorkspace(); |
| IStatus result = workspace.validatePath(resourcePath.toString(), IResource.FOLDER); |
| if (!result.isOK()) { |
| // path invalid |
| setErrorMessage(result.getMessage()); |
| return false; |
| } |
| |
| if ((workspace.getRoot().getFolder(resourcePath).exists() || workspace.getRoot().getFile(resourcePath).exists())) { |
| setErrorMessage(JSPUIMessages.ResourceGroup_nameExists); |
| return false; |
| } |
| } |
| |
| // get the IProject for the selection path |
| IProject project = getProjectFromPath(fullPath); |
| if (project != null) { |
| if (!isJavaProject(project)) { |
| setMessage(JSPUIMessages._WARNING_FILE_MUST_BE_INSIDE_JAVA_PROJECT, WARNING); |
| } |
| // if inside web project, check if inside webContent folder |
| if (isDynamicWebProject(project)) { |
| // check that the path is inside the webContent folder |
| IPath webContentPath = getWebContentPath(project); |
| if (!webContentPath.isPrefixOf(fullPath)) { |
| setMessage(JSPUIMessages._WARNING_FOLDER_MUST_BE_INSIDE_WEB_CONTENT, WARNING); |
| } |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| /** |
| * Adds default extension to the filename |
| * |
| * @param filename |
| * @return |
| */ |
| String addDefaultExtension(String filename) { |
| StringBuffer newFileName = new StringBuffer(filename); |
| |
| Preferences preference = JSPCorePlugin.getDefault().getPluginPreferences(); |
| String ext = preference.getString(JSPCorePreferenceNames.DEFAULT_EXTENSION); |
| |
| newFileName.append("."); //$NON-NLS-1$ |
| newFileName.append(ext); |
| |
| return newFileName.toString(); |
| } |
| |
| /** |
| * Get content type associated with this new file wizard |
| * |
| * @return IContentType |
| */ |
| private IContentType getContentType() { |
| if (fContentType == null) |
| fContentType = Platform.getContentTypeManager().getContentType(ContentTypeIdForJSP.ContentTypeID_JSP); |
| return fContentType; |
| } |
| |
| /** |
| * Get list of valid extensions for JSP Content type |
| * |
| * @return |
| */ |
| private List getValidExtensions() { |
| if (fValidExtensions == null) { |
| IContentType type = getContentType(); |
| fValidExtensions = new ArrayList(Arrays.asList(type.getFileSpecs(IContentType.FILE_EXTENSION_SPEC))); |
| } |
| return fValidExtensions; |
| } |
| |
| /** |
| * Verifies if fileName is valid name for content type. Takes base content |
| * type into consideration. |
| * |
| * @param fileName |
| * @return true if extension is valid for this content type |
| */ |
| private boolean extensionValidForContentType(String fileName) { |
| boolean valid = false; |
| |
| IContentType type = getContentType(); |
| // there is currently an extension |
| if (fileName.lastIndexOf('.') != -1) { |
| // check what content types are associated with current extension |
| IContentType[] types = Platform.getContentTypeManager().findContentTypesFor(fileName); |
| int i = 0; |
| while (i < types.length && !valid) { |
| valid = types[i].isKindOf(type); |
| ++i; |
| } |
| } |
| else |
| valid = true; // no extension so valid |
| return valid; |
| } |
| |
| /** |
| * Returns the project that contains the specified path |
| * |
| * @param path |
| * the path which project is needed |
| * @return IProject object. If path is <code>null</code> the return |
| * value is also <code>null</code>. |
| */ |
| private IProject getProjectFromPath(IPath path) { |
| IWorkspace workspace = ResourcesPlugin.getWorkspace(); |
| IProject project = null; |
| |
| if (path != null) { |
| if (workspace.validatePath(path.toString(), IResource.PROJECT).isOK()) { |
| project = workspace.getRoot().getProject(path.toString()); |
| } |
| else { |
| project = workspace.getRoot().getFile(path).getProject(); |
| } |
| } |
| |
| return project; |
| } |
| |
| /** |
| * Checks if the specified project is a web project. |
| * |
| * @param project |
| * project to be checked |
| * @return true if the project is web project, otherwise false |
| */ |
| private boolean isDynamicWebProject(IProject project) { |
| IFacetedProject faceted = null; |
| try { |
| faceted = ProjectFacetsManager.create(project); |
| if (faceted != null && faceted.hasProjectFacet(ProjectFacetsManager.getProjectFacet(IModuleConstants.JST_WEB_MODULE))) { |
| return true; |
| } |
| } |
| catch (CoreException e) { |
| Logger.log(Logger.WARNING_DEBUG, e.getMessage(), e); |
| } |
| |
| return false; |
| } |
| |
| /** |
| * Checks if the specified project is a type of java project. |
| * |
| * @param project |
| * project to be checked (cannot be null) |
| * @return true if the project is a type of java project, otherwise false |
| */ |
| private boolean isJavaProject(IProject project) { |
| boolean isJava = false; |
| try { |
| isJava = project.hasNature(JavaCore.NATURE_ID); |
| } |
| catch (CoreException e) { |
| Logger.log(Logger.WARNING_DEBUG, e.getMessage(), e); |
| } |
| |
| return isJava; |
| } |
| |
| /** |
| * Returns the web contents folder of the specified project |
| * |
| * @param project |
| * the project which web contents path is needed |
| * @return IPath of the web contents folder |
| */ |
| private IPath getWebContentPath(IProject project) { |
| IPath path = null; |
| |
| if (project != null && isDynamicWebProject(project)) { |
| IVirtualComponent component = ComponentCore.createComponent(project); |
| path = component.getRootFolder().getWorkspaceRelativePath(); |
| } |
| |
| return path; |
| } |
| } |