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/*
* 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 org.jetbrains.builtInWebServer;
import com.intellij.openapi.application.AccessToken;
import com.intellij.openapi.application.ReadAction;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.module.ModuleManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.ModuleRootManager;
import com.intellij.openapi.roots.ProjectFileIndex;
import com.intellij.openapi.roots.ProjectRootManager;
import com.intellij.openapi.util.SystemInfo;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.util.PairFunction;
import com.intellij.util.PlatformUtils;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
final class DefaultWebServerRootsProvider extends WebServerRootsProvider {
@Nullable
@Override
public PathInfo resolve(@NotNull String path, @NotNull Project project) {
PairFunction<String, VirtualFile, VirtualFile> resolver;
if (PlatformUtils.isIntelliJ()) {
int index = path.indexOf('/');
if (index > 0 && !path.regionMatches(!SystemInfo.isFileSystemCaseSensitive, 0, project.getName(), 0, index)) {
String moduleName = path.substring(0, index);
AccessToken token = ReadAction.start();
Module module;
try {
module = ModuleManager.getInstance(project).findModuleByName(moduleName);
}
finally {
token.finish();
}
if (module != null && !module.isDisposed()) {
path = path.substring(index + 1);
resolver = WebServerPathToFileManager.getInstance(project).getResolver(path);
ModuleRootManager moduleRootManager = ModuleRootManager.getInstance(module);
PathInfo result = resolve(path, moduleRootManager.getSourceRoots(), resolver, moduleName);
if (result == null) {
result = resolve(path, moduleRootManager.getContentRoots(), resolver, moduleName);
}
if (result != null) {
return result;
}
}
}
}
Module[] modules;
AccessToken token = ReadAction.start();
try {
modules = ModuleManager.getInstance(project).getModules();
}
finally {
token.finish();
}
resolver = WebServerPathToFileManager.getInstance(project).getResolver(path);
PathInfo result = findByRelativePath(project, path, modules, true, resolver);
if (result == null) {
// let's find in content roots
return findByRelativePath(project, path, modules, false, resolver);
}
else {
return result;
}
}
@Nullable
@Override
public PathInfo getRoot(@NotNull VirtualFile file, @NotNull Project project) {
AccessToken token = ReadAction.start();
try {
VirtualFile root = null;
ProjectFileIndex fileIndex = ProjectRootManager.getInstance(project).getFileIndex();
if (fileIndex.isInSourceContent(file)) {
root = fileIndex.getSourceRootForFile(file);
}
else if (fileIndex.isInContent(file)) {
root = fileIndex.getContentRootForFile(file);
}
else if (fileIndex.isInLibraryClasses(file)) {
root = fileIndex.getClassRootForFile(file);
}
assert root != null : file.getPresentableUrl();
return new PathInfo(file, root, getModuleNameQualifier(project, fileIndex.getModuleForFile(file)));
}
finally {
token.finish();
}
}
@Nullable
private static String getModuleNameQualifier(@NotNull Project project, @Nullable Module module) {
if (module != null &&
PlatformUtils.isIntelliJ() &&
!(module.getName().equalsIgnoreCase(project.getName()) || BuiltInWebServer.compareNameAndProjectBasePath(module.getName(), project))) {
return module.getName();
}
return null;
}
@Nullable
private static PathInfo resolve(@NotNull String path, @NotNull VirtualFile[] roots, @NotNull PairFunction<String, VirtualFile, VirtualFile> resolver, @Nullable String moduleName) {
for (VirtualFile root : roots) {
VirtualFile file = resolver.fun(path, root);
if (file != null) {
return new PathInfo(file, root, moduleName);
}
}
return null;
}
@Nullable
private static PathInfo findByRelativePath(@NotNull Project project,
@NotNull String path,
@NotNull Module[] modules,
boolean inSourceRoot,
@NotNull PairFunction<String, VirtualFile, VirtualFile> resolver) {
for (Module module : modules) {
if (!module.isDisposed()) {
ModuleRootManager moduleRootManager = ModuleRootManager.getInstance(module);
PathInfo result = resolve(path, inSourceRoot ? moduleRootManager.getSourceRoots() : moduleRootManager.getContentRoots(), resolver, null);
if (result != null) {
result.moduleName = getModuleNameQualifier(project, module);
return result;
}
}
}
return null;
}
}
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