private static Language calcBaseLanguage(@NotNull VirtualFile file, @NotNull Project project) {
if (file instanceof LightVirtualFile) {
final Language language = ((LightVirtualFile) file).getLanguage();
if (language != null) {
return language;
}
}
FileType fileType = file.getFileType();
// Do not load content
if (fileType == UnknownFileType.INSTANCE) {
fileType = FileTypeRegistry.getInstance().detectFileTypeFromContent(file);
}
if (fileType.isBinary()) return Language.ANY;
if (isTooLarge(file)) return PlainTextLanguage.INSTANCE;
if (fileType instanceof LanguageFileType) {
return LanguageSubstitutors.INSTANCE.substituteLanguage(
((LanguageFileType) fileType).getLanguage(), file, project);
}
final ContentBasedFileSubstitutor[] processors =
Extensions.getExtensions(ContentBasedFileSubstitutor.EP_NAME);
for (ContentBasedFileSubstitutor processor : processors) {
Language language = processor.obtainLanguageForFile(file);
if (language != null) return language;
}
return PlainTextLanguage.INSTANCE;
}
private Icon getIconByExtension() {
if (myFileTypeManager != null) {
FileType fileType = myFileTypeManager.getFileTypeByExtension(getExtension());
return fileType.getIcon();
}
return IdetalkCoreIcons.Nodes.Unknown;
}
@NotNull
public static Charset detectCharset(
@NotNull VirtualFile virtualFile, @NotNull byte[] content, @NotNull FileType fileType) {
Charset charset = null;
Trinity<Charset, CharsetToolkit.GuessedEncoding, byte[]> guessed =
guessFromContent(virtualFile, content, content.length);
if (guessed != null && guessed.first != null) {
charset = guessed.first;
} else {
String charsetName = fileType.getCharset(virtualFile, content);
if (charsetName == null) {
Charset specifiedExplicitly = EncodingRegistry.getInstance().getEncoding(virtualFile, true);
if (specifiedExplicitly != null) {
charset = specifiedExplicitly;
}
} else {
charset = CharsetToolkit.forName(charsetName);
}
}
if (charset == null) {
charset = EncodingRegistry.getInstance().getDefaultCharset();
}
if (fileType.getName().equals("Properties")
&& EncodingRegistry.getInstance().isNative2Ascii(virtualFile)) {
charset = Native2AsciiCharset.wrap(charset);
}
virtualFile.setCharset(charset);
return charset;
}
@Override
public boolean contains(@NotNull VirtualFile file) {
if (!super.contains(file)) return false;
final FileType fileType = file.getFileType();
for (FileType otherFileType : myFileTypes) {
if (fileType.equals(otherFileType)) return true;
}
return false;
}
@Override
@Nullable
public Document getDocument(@NotNull final VirtualFile file) {
DocumentEx document = (DocumentEx) getCachedDocument(file);
if (document == null) {
if (file.isDirectory()
|| isBinaryWithoutDecompiler(file)
|| SingleRootFileViewProvider.isTooLargeForContentLoading(file)) {
return null;
}
final CharSequence text = LoadTextUtil.loadText(file);
synchronized (lock) {
document = (DocumentEx) getCachedDocument(file);
if (document != null) return document; // Double checking
document = (DocumentEx) createDocument(text);
document.setModificationStamp(file.getModificationStamp());
final FileType fileType = file.getFileType();
document.setReadOnly(!file.isWritable() || fileType.isBinary());
file.putUserData(DOCUMENT_KEY, new WeakReference<Document>(document));
document.putUserData(FILE_KEY, file);
if (!(file instanceof LightVirtualFile
|| file.getFileSystem() instanceof DummyFileSystem)) {
document.addDocumentListener(
new DocumentAdapter() {
@Override
public void documentChanged(DocumentEvent e) {
final Document document = e.getDocument();
myUnsavedDocuments.add(document);
final Runnable currentCommand =
CommandProcessor.getInstance().getCurrentCommand();
Project project =
currentCommand == null
? null
: CommandProcessor.getInstance().getCurrentCommandProject();
String lineSeparator = CodeStyleFacade.getInstance(project).getLineSeparator();
document.putUserData(LINE_SEPARATOR_KEY, lineSeparator);
// avoid documents piling up during batch processing
if (areTooManyDocumentsInTheQueue(myUnsavedDocuments)) {
saveAllDocumentsLater();
}
}
});
}
}
myMultiCaster.fileContentLoaded(file, document);
}
return document;
}
public boolean isHighlightingAvailable(PsiFile file) {
if (myDisabledHighlightingFiles.contains(file)) return false;
if (file == null || !file.isPhysical()) return false;
if (file instanceof PsiCompiledElement) return false;
final FileType fileType = file.getFileType();
if (fileType == StdFileTypes.GUI_DESIGNER_FORM) {
return true;
}
// To enable T.O.D.O. highlighting
return !fileType.isBinary();
}
@Nullable
public static Icon getIcon(@NotNull ErlangFile file) {
if (!file.isValid()) return null;
VirtualFile virtualFile = file.getViewProvider().getVirtualFile();
FileType fileType = virtualFile.getFileType();
if (ErlangFileType.MODULE == fileType) {
ErlangModule module = file.getModule();
boolean isEunit = module != null && ErlangPsiImplUtil.isEunitTestFile(file);
return isEunit ? ErlangIcons.EUNIT : getModuleType(file).icon;
}
return fileType.getIcon();
}
private void registerAdditionalIndentOptions(FileType fileType, IndentOptions options) {
boolean exist = false;
for (final FileType existing : myAdditionalIndentOptions.keySet()) {
if (Comparing.strEqual(existing.getDefaultExtension(), fileType.getDefaultExtension())) {
exist = true;
break;
}
}
if (!exist) {
myAdditionalIndentOptions.put(fileType, options);
}
}
@Override
public void writeExternal(Element element) throws WriteExternalException {
final CodeStyleSettings parentSettings = new CodeStyleSettings();
DefaultJDOMExternalizer.writeExternal(
this, element, new DifferenceFilter<CodeStyleSettings>(this, parentSettings));
List<CustomCodeStyleSettings> customSettings =
new ArrayList<CustomCodeStyleSettings>(getCustomSettingsValues());
Collections.sort(
customSettings,
new Comparator<CustomCodeStyleSettings>() {
@Override
public int compare(final CustomCodeStyleSettings o1, final CustomCodeStyleSettings o2) {
return o1.getTagName().compareTo(o2.getTagName());
}
});
for (final CustomCodeStyleSettings settings : customSettings) {
final CustomCodeStyleSettings parentCustomSettings =
parentSettings.getCustomSettings(settings.getClass());
if (parentCustomSettings == null) {
throw new WriteExternalException("Custom settings are null for " + settings.getClass());
}
settings.writeExternal(element, parentCustomSettings);
}
final FileType[] fileTypes =
myAdditionalIndentOptions
.keySet()
.toArray(new FileType[myAdditionalIndentOptions.keySet().size()]);
Arrays.sort(
fileTypes,
new Comparator<FileType>() {
@Override
public int compare(final FileType o1, final FileType o2) {
return o1.getDefaultExtension().compareTo(o2.getDefaultExtension());
}
});
for (FileType fileType : fileTypes) {
final IndentOptions indentOptions = myAdditionalIndentOptions.get(fileType);
Element additionalIndentOptions = new Element(ADDITIONAL_INDENT_OPTIONS);
indentOptions.serialize(additionalIndentOptions, getDefaultIndentOptions(fileType));
additionalIndentOptions.setAttribute(FILETYPE, fileType.getDefaultExtension());
if (!additionalIndentOptions.getChildren().isEmpty()) {
element.addContent(additionalIndentOptions);
}
}
myCommonSettingsManager.writeExternal(element);
}
public static PsiElement[] parsePattern(
Project project,
String context,
String pattern,
FileType fileType,
Language language,
String extension,
boolean physical) {
int offset = context.indexOf(PATTERN_PLACEHOLDER);
final int patternLength = pattern.length();
final String patternInContext = context.replace(PATTERN_PLACEHOLDER, pattern);
final String ext = extension != null ? extension : fileType.getDefaultExtension();
final String name = "__dummy." + ext;
final PsiFileFactory factory = PsiFileFactory.getInstance(project);
final PsiFile file =
language == null
? factory.createFileFromText(
name, fileType, patternInContext, LocalTimeCounter.currentTime(), physical, true)
: factory.createFileFromText(name, language, patternInContext, physical, true);
if (file == null) {
return PsiElement.EMPTY_ARRAY;
}
final List<PsiElement> result = new ArrayList<PsiElement>();
PsiElement element = file.findElementAt(offset);
if (element == null) {
return PsiElement.EMPTY_ARRAY;
}
PsiElement topElement = element;
element = element.getParent();
while (element != null) {
if (element.getTextRange().getStartOffset() == offset
&& element.getTextLength() <= patternLength) {
topElement = element;
}
element = element.getParent();
}
if (topElement instanceof PsiFile) {
return topElement.getChildren();
}
final int endOffset = offset + patternLength;
result.add(topElement);
topElement = topElement.getNextSibling();
while (topElement != null && topElement.getTextRange().getEndOffset() <= endOffset) {
result.add(topElement);
topElement = topElement.getNextSibling();
}
return result.toArray(new PsiElement[result.size()]);
}
public static boolean isEnabled(VirtualFile virtualFile) {
boolean enabled = true;
if (virtualFile != null) {
// FileMode mode = modeFromFile(virtualFile);
/*if (mode != null) {
enabled = false;
} else*/
if (!virtualFile.isDirectory()) {
FileType fileType = FileTypeManager.getInstance().getFileTypeByFile(virtualFile);
if (StringUtil.isNotEmpty(virtualFile.getExtension()) && fileType.isBinary()) {
enabled = false;
}
}
}
return enabled;
}
private void copyOldIndentOptions(@NonNls final String extension, final IndentOptions options) {
final FileType fileType = FileTypeManager.getInstance().getFileTypeByExtension(extension);
if (fileType != FileTypes.UNKNOWN
&& fileType != FileTypes.PLAIN_TEXT
&& !myAdditionalIndentOptions.containsKey(fileType)
&& !fileType.getDefaultExtension().isEmpty()) {
registerAdditionalIndentOptions(fileType, options);
//
// Upgrade to version 11
//
if (fileType instanceof LanguageFileType) {
Language lang = ((LanguageFileType) fileType).getLanguage();
CommonCodeStyleSettings langSettings = myCommonSettingsManager.getCommonSettings(lang);
if (langSettings != this && langSettings.getIndentOptions() != null) {
langSettings.importOldIndentOptions(this);
}
}
}
}
@Nullable
public static CompletionData getCompletionDataByFileType(FileType fileType) {
for (CompletionDataEP ep : Extensions.getExtensions(CompletionDataEP.EP_NAME)) {
if (ep.fileType.equals(fileType.getName())) {
return ep.getHandler();
}
}
final NotNullLazyValue<CompletionData> lazyValue = ourCustomCompletionDatas.get(fileType);
return lazyValue == null ? null : lazyValue.getValue();
}
@NotNull
@Override
public CharSequence getContentAsText() {
if (myFileType.isBinary()) {
throw new IllegalDataException(
"Cannot obtain text for binary file type : " + myFileType.getDescription());
}
final CharSequence content = getUserData(IndexingDataKeys.FILE_TEXT_CONTENT_KEY);
if (content != null) {
return content;
}
if (myContentAsText == null) {
if (myContent != null) {
myContentAsText = LoadTextUtil.getTextByBinaryPresentation(myContent, myCharset);
myContent = null; // help gc, indices are expected to use bytes or chars but not both
}
}
return myContentAsText;
}
@NotNull
@Override
public CellAppearanceEx forIoFile(@NotNull final File file) {
final String absolutePath = file.getAbsolutePath();
if (!file.exists()) {
return forInvalidUrl(absolutePath);
}
if (file.isDirectory()) {
return SimpleTextCellAppearance.regular(absolutePath, PlatformIcons.FOLDER_ICON);
}
final String name = file.getName();
final FileType fileType = FileTypeManager.getInstance().getFileTypeByFileName(name);
final File parent = file.getParentFile();
final CompositeAppearance appearance =
CompositeAppearance.textComment(name, parent.getAbsolutePath());
appearance.setIcon(fileType.getIcon());
return appearance;
}
public static boolean canHaveStub(@NotNull VirtualFile file) {
final FileType fileType = file.getFileType();
if (fileType instanceof LanguageFileType) {
Language l = ((LanguageFileType) fileType).getLanguage();
ParserDefinition parserDefinition = LanguageParserDefinitions.INSTANCE.forLanguage(l);
if (parserDefinition == null) return false;
final IFileElementType elementType = parserDefinition.getFileNodeType();
return elementType instanceof IStubFileElementType
&& (((IStubFileElementType) elementType).shouldBuildStubFor(file)
|| IndexingStamp.isFileIndexed(
file, INDEX_ID, IndexInfrastructure.getIndexCreationStamp(INDEX_ID)));
}
if (fileType.isBinary()) {
final BinaryFileStubBuilder builder = BinaryFileStubBuilders.INSTANCE.forFileType(fileType);
return builder != null && builder.acceptsFile(file);
}
return false;
}
private static int getCumulativeVersion() {
int version = VERSION;
for (final FileType fileType : FileTypeManager.getInstance().getRegisteredFileTypes()) {
if (fileType instanceof LanguageFileType) {
Language l = ((LanguageFileType) fileType).getLanguage();
ParserDefinition parserDefinition = LanguageParserDefinitions.INSTANCE.forLanguage(l);
if (parserDefinition != null) {
final IFileElementType type = parserDefinition.getFileNodeType();
if (type instanceof IStubFileElementType) {
version += ((IStubFileElementType) type).getStubVersion();
}
}
} else if (fileType.isBinary()) {
final BinaryFileStubBuilder builder = BinaryFileStubBuilders.INSTANCE.forFileType(fileType);
if (builder != null) {
version += builder.getStubVersion();
}
}
}
return version;
}
private PsiFile createFile() {
try {
final VirtualFile vFile = getVirtualFile();
if (vFile.isDirectory()) return null;
if (isIgnored()) return null;
final Project project = myManager.getProject();
if (isPhysical()) { // check directories consistency
final VirtualFile parent = vFile.getParent();
if (parent == null) return null;
final PsiDirectory psiDir = getManager().findDirectory(parent);
if (psiDir == null) return null;
}
FileType fileType = vFile.getFileType();
PsiFile file = null;
if (fileType.isBinary() || vFile.isSpecialFile()) {
// TODO check why ClsFileImpl doesn't created automatically with create method
file = new ClsFileImpl((PsiManagerImpl) getManager(), this);
// file = new PsiBinaryFileImpl((PsiManagerImpl) getManager(), this);
} else {
if (!isTooLarge(vFile)) {
final PsiFile psiFile = createFile(getBaseLanguage());
if (psiFile != null) file = psiFile;
} else {
file = new PsiPlainTextFileImpl(this);
}
}
return file;
} catch (ProcessCanceledException e) {
e.printStackTrace();
throw e;
} catch (Throwable e) {
e.printStackTrace();
LOG.error(e);
return null;
}
}
private static Document createDocument(
String value,
@Nullable Language language,
Project project,
@NotNull SimpleDocumentCreator documentCreator) {
if (language != null) {
final PsiFileFactory factory = PsiFileFactory.getInstance(project);
final FileType fileType = language.getAssociatedFileType();
assert fileType != null;
final long stamp = LocalTimeCounter.currentTime();
final PsiFile psiFile =
factory.createFileFromText(
"Dummy." + fileType.getDefaultExtension(), fileType, value, stamp, true, false);
documentCreator.customizePsiFile(psiFile);
final Document document = PsiDocumentManager.getInstance(project).getDocument(psiFile);
assert document != null;
return document;
} else {
return EditorFactory.getInstance().createDocument(value);
}
}
@Nullable
protected PsiFile createFile(
@NotNull Project project, @NotNull VirtualFile file, @NotNull FileType fileType) {
if (fileType.isBinary() || file.isSpecialFile()) {
return new PsiBinaryFileImpl((PsiManagerImpl) getManager(), this);
}
if (!isTooLarge(file)) {
final PsiFile psiFile = createFile(getBaseLanguage());
if (psiFile != null) return psiFile;
}
return new PsiPlainTextFileImpl(this);
}
@Override
@Nullable
public WordsScanner getCacheBuilder(@NotNull FileType fileType) {
final WordsScanner scanner = myMap.get(fileType);
if (scanner != null) {
return scanner;
}
for (CacheBuilderEP ep : Extensions.getExtensions(CacheBuilderEP.EP_NAME)) {
if (ep.getFileType().equals(fileType.getName())) {
return ep.getWordsScanner();
}
}
return null;
}
/** {@inheritDoc} */
@Override
public int compare(final FileType o1, final FileType o2) {
if (o1 == o2) {
return 0;
}
if (o1 == FileTypes.UNKNOWN) {
return 1;
}
if (o2 == FileTypes.UNKNOWN) {
return -1;
}
if (o1.isBinary() && !o2.isBinary()) {
return 1;
}
if (!o1.isBinary() && o2.isBinary()) {
return -1;
}
return o1.getName().compareToIgnoreCase(o2.getName());
}
public void initComponent() {
// auto-associate .awl files as xml if not otherwise mapped
FileType awlType = FileTypeManager.getInstance().getFileTypeByExtension("awl");
if (awlType.getName().endsWith("UnknownFileType") || awlType.getName().equals("UNKNOWN")) {
FileType htmType = FileTypeManager.getInstance().getFileTypeByExtension("xml");
FileTypeManager.getInstance().registerFileType(htmType, new String[] {"awl"});
}
// auto-associate .oss files as text if not otherwise mapped
FileType ossType = FileTypeManager.getInstance().getFileTypeByExtension("oss");
if (ossType.getName().endsWith("UnknownFileType") || ossType.getName().equals("UNKNOWN")) {
FileType txtType = FileTypeManager.getInstance().getFileTypeByExtension("txt");
FileTypeManager.getInstance().registerFileType(txtType, new String[] {"oss"});
}
// Load our bundled live templates
InputStream is = getClass().getResourceAsStream("/ariba/ideplugin/idea/livetemplates.xml");
if (is != null) {
loadTemplates(is, "AribaWeb");
}
}
@Override
public String getCharset(@NotNull VirtualFile file, byte[] content) {
return fileType.getCharset(file, content);
}
@Override
public Icon getIcon() {
return fileType.getIcon();
}
@NotNull
@Override
public String getDefaultExtension() {
return fileType.getDefaultExtension();
}
@NotNull
@Override
public String getDescription() {
return fileType.getDescription();
}
@NotNull
@Override
public String getName() {
return fileType.getName();
}
public static boolean isTextType(FileType fileType) {
return fileType != null && !fileType.isBinary();
}
private static boolean isBinaryWithoutDecompiler(VirtualFile file) {
final FileType ft = file.getFileType();
return ft.isBinary() && BinaryFileTypeDecompilers.INSTANCE.forFileType(ft) == null;
}