/*
* Copyright 2000-2016 JetBrains s.r.o.
*
* Licensed 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 com.intellij.openapi.vcs.impl;
import com.intellij.lifecycle.PeriodicalTasksCloser;
import com.intellij.openapi.application.ReadAction;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.module.ModuleManager;
import com.intellij.openapi.module.ModuleUtilCore;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.FileIndexFacade;
import com.intellij.openapi.roots.ModuleRootManager;
import com.intellij.openapi.roots.ProjectRootManager;
import com.intellij.openapi.util.registry.Registry;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.openapi.vcs.AbstractVcs;
import com.intellij.openapi.vcs.ProjectLevelVcsManager;
import com.intellij.openapi.vcs.VcsDirectoryMapping;
import com.intellij.openapi.vcs.ex.ProjectLevelVcsManagerEx;
import com.intellij.openapi.vcs.impl.projectlevelman.NewMappings;
import com.intellij.openapi.vfs.VfsUtilCore;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.project.ProjectKt;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Arrays;
import java.util.Collection;
import java.util.Set;
import java.util.stream.Collectors;
import static com.intellij.util.containers.ContainerUtil.newHashSet;
/**
* @author yole
*/
public class ModuleDefaultVcsRootPolicy extends DefaultVcsRootPolicy {
private static final Logger LOG = Logger.getInstance(ModuleDefaultVcsRootPolicy.class);
private final Project myProject;
private final VirtualFile myBaseDir;
private final ModuleManager myModuleManager;
public ModuleDefaultVcsRootPolicy(final Project project) {
myProject = project;
myBaseDir = project.getBaseDir();
myModuleManager = ModuleManager.getInstance(myProject);
}
@Override
@NotNull
public Collection<VirtualFile> getDefaultVcsRoots(@NotNull NewMappings mappingList, @NotNull String vcsName) {
Set<VirtualFile> result = newHashSet();
final ProjectLevelVcsManager vcsManager = ProjectLevelVcsManager.getInstance(myProject);
if (myBaseDir != null && vcsName.equals(mappingList.getVcsFor(myBaseDir))) {
final AbstractVcs vcsFor = vcsManager.getVcsFor(myBaseDir);
if (vcsFor != null && vcsName.equals(vcsFor.getName())) {
result.add(myBaseDir);
}
}
if (ProjectKt.isDirectoryBased(myProject) && myBaseDir != null) {
final VirtualFile ideaDir = ProjectKt.getStateStore(myProject).getDirectoryStoreFile();
if (ideaDir != null) {
final AbstractVcs vcsFor = vcsManager.getVcsFor(ideaDir);
if (vcsFor != null && vcsName.equals(vcsFor.getName())) {
result.add(ideaDir);
}
}
}
// assertion for read access inside
Module[] modules = ReadAction.compute(myModuleManager::getModules);
for (Module module : modules) {
final VirtualFile[] files = ModuleRootManager.getInstance(module).getContentRoots();
for (VirtualFile file : files) {
// if we're currently processing moduleAdded notification, getModuleForFile() will return null, so we pass the module
// explicitly (we know it anyway)
VcsDirectoryMapping mapping = mappingList.getMappingFor(file, module);
final String mappingVcs = mapping != null ? mapping.getVcs() : null;
if (vcsName.equals(mappingVcs) && file.isDirectory()) {
result.add(file);
}
}
}
return result;
}
@Override
public boolean matchesDefaultMapping(@NotNull final VirtualFile file, final Object matchContext) {
if (matchContext != null) {
return true;
}
return myBaseDir != null && VfsUtilCore.isAncestor(myBaseDir, file, false);
}
@Override
@Nullable
public Object getMatchContext(final VirtualFile file) {
return ModuleUtilCore.findModuleForFile(file, myProject);
}
@Override
@Nullable
public VirtualFile getVcsRootFor(@NotNull VirtualFile file) {
FileIndexFacade indexFacade = PeriodicalTasksCloser.getInstance().safeGetService(myProject, FileIndexFacade.class);
if (myBaseDir != null && indexFacade.isValidAncestor(myBaseDir, file)) {
LOG.debug("File " + file + " is under project base dir " + myBaseDir);
return myBaseDir;
}
VirtualFile contentRoot = ProjectRootManager.getInstance(myProject).getFileIndex().getContentRootForFile(file, Registry.is("ide.hide.excluded.files"));
if (contentRoot != null) {
LOG.debug("Content root for file " + file + " is " + contentRoot);
if (contentRoot.isDirectory()) {
return contentRoot;
}
VirtualFile parent = contentRoot.getParent();
LOG.debug("Content root is not a directory, using its parent " + parent);
return parent;
}
if (ProjectKt.isDirectoryBased(myProject)) {
VirtualFile ideaDir = ProjectKt.getStateStore(myProject).getDirectoryStoreFile();
if (ideaDir != null && VfsUtilCore.isAncestor(ideaDir, file, false)) {
LOG.debug("File " + file + " is under .idea");
return ideaDir;
}
}
LOG.debug("Couldn't find proper root for " + file);
return null;
}
@NotNull
@Override
public Collection<VirtualFile> getDirtyRoots() {
Collection<VirtualFile> dirtyRoots = newHashSet();
if (ProjectKt.isDirectoryBased(myProject)) {
VirtualFile ideaDir = ProjectKt.getStateStore(myProject).getDirectoryStoreFile();
if (ideaDir != null) {
dirtyRoots.add(ideaDir);
}
else {
LOG.warn(".idea was not found for base dir [" + myBaseDir.getPath() + "]");
}
}
ContainerUtil.addAll(dirtyRoots, getContentRoots());
String defaultMapping = ((ProjectLevelVcsManagerEx)ProjectLevelVcsManager.getInstance(myProject)).haveDefaultMapping();
boolean haveDefaultMapping = !StringUtil.isEmpty(defaultMapping);
if (haveDefaultMapping && myBaseDir != null) {
dirtyRoots.add(myBaseDir);
}
return dirtyRoots;
}
@NotNull
private Collection<VirtualFile> getContentRoots() {
Module[] modules = ReadAction.compute(myModuleManager::getModules);
return Arrays.stream(modules)
.map(module -> ModuleRootManager.getInstance(module).getContentRoots())
.flatMap(Arrays::stream)
.collect(Collectors.toSet());
}
}