| /* |
| * Copyright 2000-2014 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.ProjectTopics; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.application.ModalityState; |
| import com.intellij.openapi.components.ProjectComponent; |
| import com.intellij.openapi.module.Module; |
| import com.intellij.openapi.module.ModuleManager; |
| import com.intellij.openapi.project.ModuleAdapter; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.roots.ModuleRootEvent; |
| import com.intellij.openapi.roots.ModuleRootListener; |
| import com.intellij.openapi.roots.ModuleRootManager; |
| import com.intellij.openapi.startup.StartupManager; |
| import com.intellij.openapi.ui.Messages; |
| import com.intellij.openapi.util.Pair; |
| import com.intellij.openapi.util.io.FileUtil; |
| import com.intellij.openapi.vcs.AbstractVcs; |
| import com.intellij.openapi.vcs.ProjectLevelVcsManager; |
| import com.intellij.openapi.vcs.VcsBundle; |
| import com.intellij.openapi.vcs.VcsDirectoryMapping; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.util.messages.MessageBus; |
| import com.intellij.util.messages.MessageBusConnection; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.*; |
| |
| /** |
| * @author yole |
| */ |
| public class ModuleVcsDetector implements ProjectComponent { |
| private final Project myProject; |
| private final MessageBus myMessageBus; |
| private final ProjectLevelVcsManagerImpl myVcsManager; |
| private MessageBusConnection myConnection; |
| |
| public ModuleVcsDetector(final Project project, final MessageBus messageBus, final ProjectLevelVcsManager vcsManager) { |
| myProject = project; |
| myMessageBus = messageBus; |
| myVcsManager = (ProjectLevelVcsManagerImpl) vcsManager; |
| } |
| |
| @Override |
| public void projectOpened() { |
| if (ApplicationManager.getApplication().isUnitTestMode()) return; |
| |
| final StartupManager manager = StartupManager.getInstance(myProject); |
| manager.registerStartupActivity(new Runnable() { |
| @Override |
| public void run() { |
| if (myVcsManager.needAutodetectMappings()) { |
| autoDetectVcsMappings(true); |
| } |
| myVcsManager.updateActiveVcss(); |
| } |
| }); |
| manager.registerPostStartupActivity(new Runnable() { |
| @Override |
| public void run() { |
| if (myMessageBus != null) { |
| myConnection = myMessageBus.connect(); |
| final MyModulesListener listener = new MyModulesListener(); |
| myConnection.subscribe(ProjectTopics.MODULES, listener); |
| myConnection.subscribe(ProjectTopics.PROJECT_ROOTS, listener); |
| } |
| } |
| }); |
| } |
| |
| private class MyModulesListener extends ModuleAdapter implements ModuleRootListener { |
| private final List<Pair<String, VcsDirectoryMapping>> myMappingsForRemovedModules = new ArrayList<Pair<String, VcsDirectoryMapping>>(); |
| |
| @Override |
| public void beforeRootsChange(ModuleRootEvent event) { |
| myMappingsForRemovedModules.clear(); |
| } |
| |
| @Override |
| public void rootsChanged(ModuleRootEvent event) { |
| for (Pair<String, VcsDirectoryMapping> mapping : myMappingsForRemovedModules) { |
| promptRemoveMapping(mapping.first, mapping.second); |
| } |
| // the check calculates to true only before user has done any change to mappings, i.e. in case modules are detected/added automatically |
| // on start etc (look inside) |
| if (myVcsManager.needAutodetectMappings()) { |
| autoDetectVcsMappings(false); |
| } |
| } |
| |
| @Override |
| public void moduleAdded(final Project project, final Module module) { |
| myMappingsForRemovedModules.removeAll(getMappings(module)); |
| autoDetectModuleVcsMapping(module); |
| } |
| |
| @Override |
| public void beforeModuleRemoved(final Project project, final Module module) { |
| myMappingsForRemovedModules.addAll(getMappings(module)); |
| } |
| } |
| |
| @Override |
| public void projectClosed() { |
| } |
| |
| @Override |
| @NonNls |
| @NotNull |
| public String getComponentName() { |
| return "ModuleVcsDetector"; |
| } |
| |
| @Override |
| public void initComponent() { |
| } |
| |
| @Override |
| public void disposeComponent() { |
| if (myConnection != null) { |
| myConnection.disconnect(); |
| } |
| } |
| |
| private void autoDetectVcsMappings(final boolean tryMapPieces) { |
| Set<AbstractVcs> usedVcses = new HashSet<AbstractVcs>(); |
| Map<VirtualFile, AbstractVcs> vcsMap = new HashMap<VirtualFile, AbstractVcs>(); |
| final ModuleManager moduleManager = ModuleManager.getInstance(myProject); |
| for(Module module: moduleManager.getModules()) { |
| final VirtualFile[] files = ModuleRootManager.getInstance(module).getContentRoots(); |
| for(VirtualFile file: files) { |
| AbstractVcs contentRootVcs = myVcsManager.findVersioningVcs(file); |
| if (contentRootVcs != null) { |
| vcsMap.put(file, contentRootVcs); |
| } |
| usedVcses.add(contentRootVcs); |
| } |
| } |
| if (usedVcses.size() == 1) { |
| // todo I doubt this is correct, see IDEA-50527 |
| final AbstractVcs[] abstractVcses = usedVcses.toArray(new AbstractVcs[1]); |
| final Module[] modules = moduleManager.getModules(); |
| final Set<String> contentRoots = new HashSet<String>(); |
| for (Module module : modules) { |
| final VirtualFile[] roots = ModuleRootManager.getInstance(module).getContentRoots(); |
| for (VirtualFile root : roots) { |
| contentRoots.add(root.getPath()); |
| } |
| } |
| |
| if (abstractVcses [0] != null) { |
| final List<VcsDirectoryMapping> vcsDirectoryMappings = new ArrayList<VcsDirectoryMapping>(myVcsManager.getDirectoryMappings()); |
| for (Iterator<VcsDirectoryMapping> iterator = vcsDirectoryMappings.iterator(); iterator.hasNext();) { |
| final VcsDirectoryMapping mapping = iterator.next(); |
| if (! contentRoots.contains(mapping.getDirectory())) { |
| iterator.remove(); |
| } |
| } |
| myVcsManager.setAutoDirectoryMapping("", abstractVcses [0].getName()); |
| for (VcsDirectoryMapping mapping : vcsDirectoryMappings) { |
| myVcsManager.removeDirectoryMapping(mapping); |
| } |
| myVcsManager.cleanupMappings(); |
| } |
| } |
| else if (tryMapPieces) { |
| for(Map.Entry<VirtualFile, AbstractVcs> entry: vcsMap.entrySet()) { |
| myVcsManager.setAutoDirectoryMapping(entry.getKey().getPath(), entry.getValue() == null ? "" : entry.getValue().getName()); |
| } |
| myVcsManager.cleanupMappings(); |
| } |
| } |
| |
| private void autoDetectModuleVcsMapping(final Module module) { |
| boolean mappingsUpdated = false; |
| final VirtualFile[] files = ModuleRootManager.getInstance(module).getContentRoots(); |
| for(VirtualFile file: files) { |
| AbstractVcs vcs = myVcsManager.findVersioningVcs(file); |
| if (vcs != null && vcs != myVcsManager.getVcsFor(file)) { |
| myVcsManager.setAutoDirectoryMapping(file.getPath(), vcs.getName()); |
| mappingsUpdated = true; |
| } |
| } |
| if (mappingsUpdated) { |
| myVcsManager.cleanupMappings(); |
| } |
| } |
| |
| private List<Pair<String, VcsDirectoryMapping>> getMappings(final Module module) { |
| List<Pair<String, VcsDirectoryMapping>> result = new ArrayList<Pair<String, VcsDirectoryMapping>>(); |
| final VirtualFile[] files = ModuleRootManager.getInstance(module).getContentRoots(); |
| final String moduleName = module.getName(); |
| for(final VirtualFile file: files) { |
| for(final VcsDirectoryMapping mapping: myVcsManager.getDirectoryMappings()) { |
| if (FileUtil.toSystemIndependentName(mapping.getDirectory()).equals(file.getPath())) { |
| result.add(Pair.create(moduleName, mapping)); |
| break; |
| } |
| } |
| } |
| return result; |
| } |
| |
| private void promptRemoveMapping(final String moduleName, final VcsDirectoryMapping mapping) { |
| ApplicationManager.getApplication().invokeLater(new Runnable() { |
| @Override |
| public void run() { |
| if (myProject.isDisposed()) return; |
| final String msg = VcsBundle.message("vcs.root.remove.prompt", FileUtil.toSystemDependentName(mapping.getDirectory()), moduleName); |
| int rc = Messages.showYesNoDialog(myProject, msg, VcsBundle.message("vcs.root.remove.title"), Messages.getQuestionIcon()); |
| if (rc == Messages.YES) { |
| myVcsManager.removeDirectoryMapping(mapping); |
| } |
| } |
| }, ModalityState.NON_MODAL); |
| } |
| } |