001    /*
002     * Copyright 2010-2015 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.kotlin.js.config;
018    
019    import com.intellij.openapi.project.Project;
020    import com.intellij.openapi.util.Key;
021    import com.intellij.openapi.util.text.StringUtil;
022    import com.intellij.openapi.vfs.*;
023    import com.intellij.psi.PsiFile;
024    import com.intellij.psi.PsiManager;
025    import com.intellij.util.PathUtil;
026    import com.intellij.util.io.URLUtil;
027    import kotlin.Unit;
028    import kotlin.jvm.functions.Function1;
029    import kotlin.jvm.functions.Function2;
030    import org.jetbrains.annotations.NotNull;
031    import org.jetbrains.annotations.Nullable;
032    import org.jetbrains.kotlin.idea.JetFileType;
033    import org.jetbrains.kotlin.js.JavaScript;
034    import org.jetbrains.kotlin.psi.JetFile;
035    import org.jetbrains.kotlin.utils.KotlinJavascriptMetadata;
036    import org.jetbrains.kotlin.utils.KotlinJavascriptMetadataUtils;
037    import org.jetbrains.kotlin.utils.LibraryUtils;
038    
039    import java.io.File;
040    import java.util.Collections;
041    import java.util.List;
042    
043    import static org.jetbrains.kotlin.utils.LibraryUtils.isOldKotlinJavascriptLibrary;
044    import static org.jetbrains.kotlin.utils.PathUtil.getKotlinPathsForDistDirectory;
045    
046    public class LibrarySourcesConfig extends Config {
047        public static final List<String> JS_STDLIB =
048                Collections.singletonList(getKotlinPathsForDistDirectory().getJsStdLibJarPath().getAbsolutePath());
049    
050        @NotNull
051        public static final Key<String> EXTERNAL_MODULE_NAME = Key.create("externalModule");
052        @NotNull
053        public static final String UNKNOWN_EXTERNAL_MODULE_NAME = "<unknown>";
054    
055        public static final String STDLIB_JS_MODULE_NAME = "stdlib";
056        public static final String BUILTINS_JS_MODULE_NAME = "builtins";
057        public static final String BUILTINS_JS_FILE_NAME = BUILTINS_JS_MODULE_NAME + JavaScript.DOT_EXTENSION;
058        public static final String STDLIB_JS_FILE_NAME = STDLIB_JS_MODULE_NAME + JavaScript.DOT_EXTENSION;
059    
060        private final boolean isUnitTestConfig;
061    
062        @NotNull
063        private final List<String> files;
064    
065        private LibrarySourcesConfig(
066                @NotNull Project project,
067                @NotNull String moduleId,
068                @NotNull List<String> files,
069                @NotNull EcmaVersion ecmaVersion,
070                boolean sourceMap,
071                boolean inlineEnabled,
072                boolean isUnitTestConfig,
073                boolean metaInfo
074        ) {
075            super(project, moduleId, ecmaVersion, sourceMap, inlineEnabled, metaInfo);
076            this.files = files;
077            this.isUnitTestConfig = isUnitTestConfig;
078        }
079    
080        @Override
081        public boolean isTestConfig() {
082            return isUnitTestConfig;
083        }
084    
085        @NotNull
086        public List<String> getLibraries() {
087            return files;
088        }
089    
090        @Override
091        protected void init(@NotNull final List<JetFile> sourceFilesInLibraries, @NotNull final List<KotlinJavascriptMetadata> metadata) {
092            if (files.isEmpty()) return;
093    
094            final PsiManager psiManager = PsiManager.getInstance(getProject());
095    
096            Function1<String, Unit> report = new Function1<String, Unit>() {
097                @Override
098                public Unit invoke(String message) {
099                    throw new IllegalStateException(message);
100                }
101            };
102    
103            Function2<String, VirtualFile, Unit> action = new Function2<String, VirtualFile, Unit>() {
104                @Override
105                public Unit invoke(String moduleName, VirtualFile file) {
106                    if (moduleName != null) {
107                        JetFileCollector jetFileCollector = new JetFileCollector(sourceFilesInLibraries, moduleName, psiManager);
108                        VfsUtilCore.visitChildrenRecursively(file, jetFileCollector);
109                    }
110                    else {
111                        String libraryPath = PathUtil.getLocalPath(file);
112                        assert libraryPath != null : "libraryPath for " + file + " should not be null";
113                        metadata.addAll(KotlinJavascriptMetadataUtils.loadMetadata(libraryPath));
114                    }
115    
116                    return Unit.INSTANCE$;
117                }
118            };
119    
120            boolean hasErrors = checkLibFilesAndReportErrors(report, action);
121            assert !hasErrors : "hasErrors should be false";
122        }
123    
124        @Override
125        public boolean checkLibFilesAndReportErrors(@NotNull Function1<String, Unit> report) {
126            return checkLibFilesAndReportErrors(report, null);
127        }
128    
129        private boolean checkLibFilesAndReportErrors(@NotNull Function1<String, Unit> report, @Nullable Function2<String, VirtualFile, Unit> action) {
130            if (files.isEmpty()) {
131                return false;
132            }
133    
134            VirtualFileSystem fileSystem = VirtualFileManager.getInstance().getFileSystem(StandardFileSystems.FILE_PROTOCOL);
135            VirtualFileSystem jarFileSystem = VirtualFileManager.getInstance().getFileSystem(StandardFileSystems.JAR_PROTOCOL);
136    
137            for (String path : files) {
138                VirtualFile file;
139    
140                File filePath = new File(path);
141                if (!filePath.exists()) {
142                    report.invoke("Path '" + path + "' does not exist");
143                    return true;
144                }
145    
146                if (path.endsWith(".jar") || path.endsWith(".zip")) {
147                    file = jarFileSystem.findFileByPath(path + URLUtil.JAR_SEPARATOR);
148                }
149                else {
150                    file = fileSystem.findFileByPath(path);
151                }
152    
153                if (file == null) {
154                    report.invoke("File '" + path + "' does not exist or could not be read");
155                    return true;
156                }
157    
158                String moduleName;
159    
160                if (isOldKotlinJavascriptLibrary(filePath)) {
161                    moduleName = LibraryUtils.getKotlinJsModuleName(filePath);
162                }
163                else {
164                    List<KotlinJavascriptMetadata> metadataList = KotlinJavascriptMetadataUtils.loadMetadata(filePath);
165                    if (metadataList.isEmpty()) {
166                        report.invoke("'" + path + "' is not a valid Kotlin Javascript library");
167                        return true;
168                    }
169    
170                    for (KotlinJavascriptMetadata metadata : metadataList) {
171                        if (!metadata.getIsAbiVersionCompatible()) {
172                            report.invoke("File '" + path + "' was compiled with an incompatible version of Kotlin. Its ABI version is " + metadata.getAbiVersion() + ", expected ABI version is " + KotlinJavascriptMetadataUtils.ABI_VERSION);
173                            return true;
174                        }
175                    }
176    
177                    moduleName = null;
178                }
179    
180                if (action != null) {
181                    action.invoke(moduleName, file);
182                }
183            }
184    
185            return false;
186        }
187    
188        public static class Builder {
189            Project project;
190            String moduleId;
191            List<String> files;
192            @NotNull
193            EcmaVersion ecmaVersion = EcmaVersion.defaultVersion();
194            boolean sourceMap = false;
195            boolean inlineEnabled = true;
196            boolean isUnitTestConfig = false;
197            boolean metaInfo = false;
198    
199            public Builder(@NotNull Project project, @NotNull String moduleId, @NotNull List<String> files) {
200                this.project = project;
201                this.moduleId = moduleId;
202                this.files = files;
203            }
204    
205            public Builder ecmaVersion(@NotNull EcmaVersion ecmaVersion) {
206                this.ecmaVersion = ecmaVersion;
207                return this;
208            }
209    
210            public Builder sourceMap(boolean sourceMap) {
211                this.sourceMap = sourceMap;
212                return this;
213            }
214    
215            public Builder inlineEnabled(boolean inlineEnabled) {
216                this.inlineEnabled = inlineEnabled;
217                return this;
218            }
219    
220            public Builder isUnitTestConfig(boolean isUnitTestConfig) {
221                this.isUnitTestConfig = isUnitTestConfig;
222                return this;
223            }
224    
225            public Builder metaInfo(boolean metaInfo) {
226                this.metaInfo = metaInfo;
227                return this;
228            }
229    
230            public Config build() {
231                return new LibrarySourcesConfig(project, moduleId, files, ecmaVersion, sourceMap, inlineEnabled, isUnitTestConfig, metaInfo);
232            }
233        }
234    
235        protected static JetFile getJetFileByVirtualFile(VirtualFile file, String moduleName, PsiManager psiManager) {
236            PsiFile psiFile = psiManager.findFile(file);
237            assert psiFile != null;
238    
239            setupPsiFile(psiFile, moduleName);
240            return (JetFile) psiFile;
241        }
242    
243        protected static void setupPsiFile(PsiFile psiFile, String moduleName) {
244            psiFile.putUserData(EXTERNAL_MODULE_NAME, moduleName);
245        }
246    
247        private static class JetFileCollector extends VirtualFileVisitor {
248            private final List<JetFile> jetFiles;
249            private final String moduleName;
250            private final PsiManager psiManager;
251    
252            private JetFileCollector(List<JetFile> files, String name, PsiManager manager) {
253                moduleName = name;
254                psiManager = manager;
255                jetFiles = files;
256            }
257    
258            @Override
259            public boolean visitFile(@NotNull VirtualFile file) {
260                if (!file.isDirectory() && StringUtil.notNullize(file.getExtension()).equalsIgnoreCase(JetFileType.EXTENSION)) {
261                    jetFiles.add(getJetFileByVirtualFile(file, moduleName, psiManager));
262                }
263                return true;
264            }
265        }
266    }