| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.netbeans.modules.javascript2.editor; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.URI; |
| import java.util.Collection; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import org.netbeans.api.project.FileOwnerQuery; |
| import org.netbeans.api.project.Project; |
| import org.netbeans.modules.csl.api.CompletionProposal; |
| import org.openide.filesystems.FileObject; |
| import org.openide.filesystems.FileUtil; |
| import org.openide.util.Utilities; |
| import org.netbeans.api.queries.VisibilityQuery; |
| |
| /** |
| * |
| * @author Petr Pisl |
| */ |
| public class FileUtils { |
| |
| final static String GO_UP = "../"; //NOI18N |
| private static final String SLASH = "/"; //NOI18N |
| private static final String FILE = "file"; // URI scheme |
| |
| private static final Logger LOG = Logger.getLogger(FileUtils.class.getName()); |
| |
| public static FileObject findFileObject(final FileObject fromFO, final String path, boolean filesOnly) { |
| FileObject parent = fromFO.getParent(); |
| FileObject targetFO; |
| Project project = FileOwnerQuery.getOwner(fromFO); |
| String projectDirectoryPath = ""; //NOI18N |
| if (project != null) { |
| FileObject projectDirectory = project.getProjectDirectory(); |
| projectDirectoryPath = projectDirectory.getPath(); |
| } |
| if (parent != null && !path.isEmpty()) { |
| while (parent != null && parent.getPath().contains(projectDirectoryPath)) { |
| targetFO = parent.getFileObject(path); |
| if (targetFO != null && (!filesOnly || (filesOnly && !targetFO.isFolder()))) { |
| return targetFO; |
| } |
| targetFO = parent.getFileObject(path + ".js"); // NOI18N |
| if (targetFO != null) { |
| return targetFO; |
| } |
| parent = parent.getParent(); |
| } |
| } |
| |
| return null; |
| } |
| |
| public interface FileObjectFilter { |
| |
| boolean accept(FileObject file); |
| |
| } |
| |
| public static List<CompletionProposal> computeRelativeItems( |
| Collection<? extends FileObject> relativeTo, |
| final String prefix, |
| int anchor, |
| boolean addExtensions, |
| boolean addRelativePrefix, |
| FileObjectFilter filter) throws IOException { |
| |
| assert relativeTo != null; |
| |
| List<CompletionProposal> result = new LinkedList(); |
| |
| int lastSlash = prefix.lastIndexOf('/'); |
| String pathPrefix; |
| String filePrefix; |
| |
| if (lastSlash != (-1)) { |
| pathPrefix = prefix.substring(0, lastSlash); |
| filePrefix = prefix.substring(lastSlash + 1); |
| } else { |
| pathPrefix = null; |
| filePrefix = prefix; |
| } |
| |
| Set<FileObject> directories = new HashSet(); |
| File prefixFile = null; |
| if (pathPrefix != null && !pathPrefix.startsWith(".")) { //NOI18N |
| if (pathPrefix.length() == 0 && prefix.startsWith(SLASH)) { |
| prefixFile = new File(SLASH); //NOI18N |
| } else { |
| prefixFile = new File(pathPrefix); |
| } |
| } |
| if (prefixFile != null && prefixFile.exists()) { |
| //absolute path |
| File normalizeFile = FileUtil.normalizeFile(prefixFile); |
| FileObject fo = FileUtil.toFileObject(normalizeFile); |
| if (fo != null) { |
| directories.add(fo); |
| } |
| } else { |
| //relative path |
| for (Iterator<? extends FileObject> it = relativeTo.iterator(); it.hasNext();) { |
| FileObject f = it.next(); |
| if (pathPrefix != null) { |
| File toFile = FileUtil.toFile(f); |
| if (toFile != null) { |
| URI resolve = null; |
| try { |
| resolve = Utilities.toURI(toFile).resolve(pathPrefix).normalize(); |
| } catch (IllegalArgumentException ex) { |
| resolve = null; |
| } |
| if (resolve != null && (resolve.getScheme() == null || FILE.equals(resolve.getScheme()))) { |
| try { |
| File normalizedFile = FileUtil.normalizeFile(Utilities.toFile(resolve)); |
| f = FileUtil.toFileObject(normalizedFile); |
| } catch (IllegalArgumentException e) { |
| LOG.log(Level.FINE, "could not convert " + resolve + " to File", resolve); |
| } |
| } |
| } else { |
| f = f.getFileObject(pathPrefix); |
| } |
| } |
| |
| if (f != null) { |
| if (!f.isFolder()) { |
| if (f.getParent() != null) |
| directories.add(f.getParent()); |
| } else { |
| directories.add(f); |
| } |
| } |
| } |
| } |
| |
| for (FileObject dir : directories) { |
| FileObject[] children = dir.getChildren(); |
| |
| for (int cntr = 0; cntr < children.length; cntr++) { |
| FileObject current = children[cntr]; |
| |
| if (VisibilityQuery.getDefault().isVisible(current) && current.getNameExt().toLowerCase().startsWith(filePrefix.toLowerCase()) && filter.accept(current)) { |
| int newAnchor = anchor - prefix.length(); |
| |
| result.add(new FSCompletionItem(current, pathPrefix != null ? pathPrefix + SLASH : ((filePrefix.isEmpty() && addRelativePrefix) ? "./" : ""), addExtensions, newAnchor)); //NOI18N |
| } |
| } |
| } |
| |
| |
| return result; |
| } |
| } |