private void checkTagByDescriptor(final XmlTag tag) {
String name = tag.getName();
XmlElementDescriptor elementDescriptor;
final PsiElement parent = tag.getParent();
if (parent instanceof XmlTag) {
XmlTag parentTag = (XmlTag) parent;
elementDescriptor = XmlUtil.getDescriptorFromContext(tag);
final XmlElementDescriptor parentDescriptor = parentTag.getDescriptor();
if (parentDescriptor != null && elementDescriptor == null && shouldBeValidated(tag)) {
if (tag instanceof HtmlTag) {
// XmlEntitiesInspection inspection = getInspectionProfile(tag,
// HtmlStyleLocalInspection.SHORT_NAME);
// if (inspection != null /*&&
// isAdditionallyDeclared(inspection.getAdditionalEntries(XmlEntitiesInspection.UNKNOWN_TAG), name)*/) {
return;
// }
}
addElementsForTag(
tag,
XmlErrorMessages.message("element.is.not.allowed.here", name),
getTagProblemInfoType(tag),
null);
return;
}
if (elementDescriptor instanceof AnyXmlElementDescriptor || elementDescriptor == null) {
elementDescriptor = tag.getDescriptor();
}
if (elementDescriptor == null) return;
} else {
// root tag
elementDescriptor = tag.getDescriptor();
if (elementDescriptor == null) {
addElementsForTag(
tag,
XmlErrorMessages.message("element.must.be.declared", name),
HighlightInfoType.WRONG_REF,
null);
return;
}
}
checkRequiredAttributes(tag, name, elementDescriptor);
if (elementDescriptor instanceof Validator) {
//noinspection unchecked
((Validator<XmlTag>) elementDescriptor).validate(tag, this);
}
}
@Override
public void visitXmlAttributeValue(XmlAttributeValue value) {
final PsiElement parent = value.getParent();
if (!(parent instanceof XmlAttribute)) {
checkReferences(value);
return;
}
XmlAttribute attribute = (XmlAttribute) parent;
XmlTag tag = attribute.getParent();
XmlElementDescriptor elementDescriptor = tag.getDescriptor();
XmlAttributeDescriptor attributeDescriptor =
elementDescriptor != null ? elementDescriptor.getAttributeDescriptor(attribute) : null;
if (attributeDescriptor != null && !skipValidation(value)) {
String error = attributeDescriptor.validateValue(value, attribute.getValue());
if (error != null) {
addToResults(HighlightInfo.createHighlightInfo(getTagProblemInfoType(tag), value, error));
return;
}
}
checkReferences(value);
}
@Override
public void visitXmlTag(XmlTag tag) {
super.visitXmlTag(tag);
final XmlElementDescriptor descriptor = tag.getDescriptor();
if (descriptor instanceof JavaFxClassTagDescriptorBase) {
appendClassName(descriptor.getDeclaration());
} else if (descriptor instanceof JavaFxPropertyTagDescriptor
&& ((JavaFxPropertyTagDescriptor) descriptor).isStatic()) {
final PsiElement declaration = descriptor.getDeclaration();
if (declaration instanceof PsiMember) {
appendClassName(((PsiMember) declaration).getContainingClass());
}
}
}
@Nullable
protected XmlElementDescriptor computeElementDescriptor() {
for (XmlElementDescriptorProvider provider :
Extensions.getExtensions(XmlElementDescriptorProvider.EP_NAME)) {
XmlElementDescriptor elementDescriptor = provider.getDescriptor(this);
if (elementDescriptor != null) {
return elementDescriptor;
}
}
final String namespace = getNamespace();
if (XmlUtil.EMPTY_URI.equals(namespace)) { // nonqualified items
final XmlTag parent = getParentTag();
if (parent != null) {
final XmlElementDescriptor descriptor = parent.getDescriptor();
if (descriptor != null) {
XmlElementDescriptor fromParent = descriptor.getElementDescriptor(this, parent);
if (fromParent != null && !(fromParent instanceof AnyXmlElementDescriptor)) {
return fromParent;
}
}
}
}
XmlElementDescriptor elementDescriptor = null;
final XmlNSDescriptor nsDescriptor = getNSDescriptor(namespace, false);
LOG.debug(
"Descriptor for namespace "
+ namespace
+ " is "
+ (nsDescriptor != null ? nsDescriptor.getClass().getCanonicalName() : "NULL"));
if (nsDescriptor != null) {
if (!DumbService.getInstance(getProject()).isDumb()
|| DumbService.isDumbAware(nsDescriptor)) {
elementDescriptor = nsDescriptor.getElementDescriptor(this);
}
}
if (elementDescriptor == null) {
return XmlUtil.findXmlDescriptorByType(this);
}
return elementDescriptor;
}
private void checkTag(XmlTag tag) {
if (ourDoJaxpTesting) return;
if (!myHolder.hasErrorResults()) {
checkTagByDescriptor(tag);
}
if (!myHolder.hasErrorResults()) {
if (!skipValidation(tag)) {
final XmlElementDescriptor descriptor = tag.getDescriptor();
if (tag instanceof HtmlTag
&& (descriptor instanceof AnyXmlElementDescriptor || descriptor == null)) {
return;
}
checkReferences(tag);
}
}
}
public Result beforeCharTyped(
final char c,
final Project project,
final Editor editor,
final PsiFile editedFile,
final FileType fileType) {
final XmlEditorOptions xmlEditorOptions = XmlEditorOptions.getInstance();
if (c == '>'
&& xmlEditorOptions != null
&& xmlEditorOptions.isAutomaticallyInsertClosingTag()
&& (editedFile.getLanguage() instanceof XMLLanguage
|| editedFile.getViewProvider().getBaseLanguage() instanceof XMLLanguage)) {
PsiDocumentManager.getInstance(project).commitAllDocuments();
PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
FileViewProvider provider = editedFile.getViewProvider();
int offset = editor.getCaretModel().getOffset();
PsiElement element, elementAtCaret = null;
if (offset < editor.getDocument().getTextLength()) {
elementAtCaret = element = provider.findElementAt(offset, XMLLanguage.class);
if (!(element instanceof PsiWhiteSpace)) {
boolean nonAcceptableDelimiter = true;
if (element instanceof XmlToken) {
IElementType tokenType = ((XmlToken) element).getTokenType();
if (tokenType == XmlTokenType.XML_START_TAG_START
|| tokenType == XmlTokenType.XML_END_TAG_START) {
if (offset > 0) {
PsiElement previousElement = provider.findElementAt(offset - 1, XMLLanguage.class);
if (previousElement instanceof XmlToken) {
tokenType = ((XmlToken) previousElement).getTokenType();
element = previousElement;
nonAcceptableDelimiter = false;
}
}
} else if (tokenType == XmlTokenType.XML_NAME) {
if (element.getNextSibling() instanceof PsiErrorElement) {
nonAcceptableDelimiter = false;
}
}
if (tokenType == XmlTokenType.XML_TAG_END
|| tokenType == XmlTokenType.XML_EMPTY_ELEMENT_END
&& element.getTextOffset() == offset - 1) {
editor.getCaretModel().moveToOffset(offset + 1);
editor.getScrollingModel().scrollToCaret(ScrollType.RELATIVE);
return Result.STOP;
}
}
if (nonAcceptableDelimiter) return Result.CONTINUE;
} else {
// check if right after empty end
PsiElement previousElement = provider.findElementAt(offset - 1, XMLLanguage.class);
if (previousElement instanceof XmlToken) {
final IElementType tokenType = ((XmlToken) previousElement).getTokenType();
if (tokenType == XmlTokenType.XML_EMPTY_ELEMENT_END) {
return Result.STOP;
}
}
}
PsiElement parent = element.getParent();
if (parent instanceof XmlText) {
final String text = parent.getText();
// check /
final int index = offset - parent.getTextOffset() - 1;
if (index >= 0 && text.charAt(index) == '/') {
return Result.CONTINUE; // already seen /
}
element = parent.getPrevSibling();
} else if (parent instanceof XmlTag && !(element.getPrevSibling() instanceof XmlTag)) {
element = parent;
} else if (parent instanceof XmlAttributeValue) {
element = parent;
}
} else {
element =
provider.findElementAt(editor.getDocument().getTextLength() - 1, XMLLanguage.class);
if (element == null) return Result.CONTINUE;
element = element.getParent();
}
if (offset > 0 && offset <= editor.getDocument().getTextLength()) {
if (editor.getDocument().getCharsSequence().charAt(offset - 1)
== '/') { // Some languages (e.g. GSP) allow character '/' in tag name.
return Result.CONTINUE;
}
}
if (element instanceof XmlAttributeValue) {
element = element.getParent().getParent();
}
while (element instanceof PsiWhiteSpace) element = element.getPrevSibling();
if (element instanceof XmlDocument) { // hack for closing tags in RHTML
element = element.getLastChild();
}
if (element == null) return Result.CONTINUE;
if (!(element instanceof XmlTag)) {
if (element instanceof XmlTokenImpl
&& element.getPrevSibling() != null
&& element.getPrevSibling().getText().equals("<")) {
// tag is started and there is another text in the end
editor.getDocument().insertString(offset, "</" + element.getText() + ">");
}
return Result.CONTINUE;
}
XmlTag tag = (XmlTag) element;
if (XmlUtil.getTokenOfType(tag, XmlTokenType.XML_TAG_END) != null) return Result.CONTINUE;
if (XmlUtil.getTokenOfType(tag, XmlTokenType.XML_EMPTY_ELEMENT_END) != null)
return Result.CONTINUE;
final XmlToken startToken = XmlUtil.getTokenOfType(tag, XmlTokenType.XML_START_TAG_START);
if (startToken == null || !startToken.getText().equals("<")) return Result.CONTINUE;
String name = tag.getName();
if (elementAtCaret instanceof XmlToken
&& ((XmlToken) elementAtCaret).getTokenType() == XmlTokenType.XML_NAME) {
name = name.substring(0, offset - elementAtCaret.getTextOffset());
}
if (tag instanceof HtmlTag && HtmlUtil.isSingleHtmlTag(name)) return Result.CONTINUE;
if ("".equals(name)) return Result.CONTINUE;
int tagOffset = tag.getTextRange().getStartOffset();
final XmlToken nameToken = XmlUtil.getTokenOfType(tag, XmlTokenType.XML_NAME);
if (nameToken != null && nameToken.getTextRange().getStartOffset() > offset)
return Result.CONTINUE;
HighlighterIterator iterator = ((EditorEx) editor).getHighlighter().createIterator(tagOffset);
if (BraceMatchingUtil.matchBrace(
editor.getDocument().getCharsSequence(),
editedFile.getFileType(),
iterator,
true,
true)) {
PsiElement parent = tag.getParent();
boolean hasBalance = true;
while (parent instanceof XmlTag && name.equals(((XmlTag) parent).getName())) {
ASTNode astNode = XmlChildRole.CLOSING_TAG_NAME_FINDER.findChild(parent.getNode());
if (astNode == null) {
hasBalance = false;
break;
}
parent = parent.getParent();
}
if (hasBalance) {
hasBalance = false;
for (ASTNode node = parent.getNode().getLastChildNode();
node != null;
node = node.getTreePrev()) {
ASTNode leaf = node;
if (leaf.getElementType() == TokenType.ERROR_ELEMENT) {
ASTNode firstChild = leaf.getFirstChildNode();
if (firstChild != null) leaf = firstChild;
else {
PsiElement psiElement = PsiTreeUtil.nextLeaf(leaf.getPsi());
leaf = psiElement != null ? psiElement.getNode() : null;
}
if (leaf != null && leaf.getElementType() == TokenType.WHITE_SPACE) {
PsiElement psiElement = PsiTreeUtil.nextLeaf(leaf.getPsi());
if (psiElement != null) leaf = psiElement.getNode();
}
}
if (leaf != null && leaf.getElementType() == XmlTokenType.XML_END_TAG_START) {
ASTNode treeNext = leaf.getTreeNext();
IElementType treeNextType;
if (treeNext != null
&& ((treeNextType = treeNext.getElementType()) == XmlTokenType.XML_NAME
|| treeNextType == XmlTokenType.XML_TAG_NAME)) {
if (name.equals(treeNext.getText())) {
ASTNode parentEndName =
parent instanceof XmlTag
? XmlChildRole.CLOSING_TAG_NAME_FINDER.findChild(parent.getNode())
: null;
hasBalance =
!(parent instanceof XmlTag)
|| parentEndName != null && !parentEndName.getText().equals(name);
break;
}
}
}
}
}
if (hasBalance) return Result.CONTINUE;
}
TextRange cdataReformatRange = null;
final XmlElementDescriptor descriptor = tag.getDescriptor();
if (descriptor instanceof XmlElementDescriptorWithCDataContent) {
final XmlElementDescriptorWithCDataContent cDataContainer =
(XmlElementDescriptorWithCDataContent) descriptor;
if (cDataContainer.requiresCdataBracesInContext(tag)) {
int rangeStart = offset;
@NonNls final String cDataStart = "><![CDATA[";
final String inserted = cDataStart + "\n]]>";
editor.getDocument().insertString(offset, inserted);
final int newoffset = offset + cDataStart.length();
editor.getCaretModel().moveToOffset(newoffset);
offset += inserted.length();
cdataReformatRange = new TextRange(rangeStart, offset + 1);
}
}
editor.getDocument().insertString(offset, "</" + name + ">");
if (cdataReformatRange != null) {
PsiDocumentManager.getInstance(project).commitDocument(editor.getDocument());
try {
CodeStyleManager.getInstance(project)
.reformatText(
file, cdataReformatRange.getStartOffset(), cdataReformatRange.getEndOffset());
} catch (IncorrectOperationException e) {
LOG.error(e);
}
}
return cdataReformatRange != null ? Result.STOP : Result.CONTINUE;
}
return Result.CONTINUE;
}
private void checkAttribute(XmlAttribute attribute) {
XmlTag tag = attribute.getParent();
final String name = attribute.getName();
PsiElement prevLeaf = PsiTreeUtil.prevLeaf(attribute);
if (!(prevLeaf instanceof PsiWhiteSpace)) {
TextRange textRange = attribute.getTextRange();
addToResults(
HighlightInfo.createHighlightInfo(
tag instanceof HtmlTag ? HighlightInfoType.WARNING : HighlightInfoType.ERROR,
textRange.getStartOffset(),
textRange.getStartOffset(),
XmlErrorMessages.message("attribute.should.be.preceded.with.space")));
}
if (attribute.isNamespaceDeclaration()) {
checkReferences(attribute.getValueElement());
return;
}
final String namespace = attribute.getNamespace();
if (XmlUtil.XML_SCHEMA_INSTANCE_URI.equals(namespace)) {
checkReferences(attribute.getValueElement());
return;
}
XmlElementDescriptor elementDescriptor = tag.getDescriptor();
if (elementDescriptor == null
|| elementDescriptor instanceof AnyXmlElementDescriptor
|| ourDoJaxpTesting) {
return;
}
XmlAttributeDescriptor attributeDescriptor =
elementDescriptor.getAttributeDescriptor(attribute);
if (attributeDescriptor == null) {
if (!XmlUtil.attributeFromTemplateFramework(name, tag)) {
final String localizedMessage =
XmlErrorMessages.message("attribute.is.not.allowed.here", name);
final HighlightInfo highlightInfo =
reportAttributeProblem(tag, name, attribute, localizedMessage);
if (highlightInfo != null) {
final XmlFile xmlFile = (XmlFile) tag.getContainingFile();
if (xmlFile != null) {
XmlExtension.getExtension(xmlFile).createAddAttributeFix(attribute, highlightInfo);
}
}
}
} else {
checkDuplicateAttribute(tag, attribute);
if (tag instanceof HtmlTag
&& attribute.getValueElement() == null
&& !HtmlUtil.isSingleHtmlAttribute(name)) {
final String localizedMessage =
XmlErrorMessages.message("empty.attribute.is.not.allowed", name);
reportAttributeProblem(tag, name, attribute, localizedMessage);
}
// we skip resolve of attribute references since there is separate check when taking attribute
// descriptors
PsiReference[] attrRefs = attribute.getReferences();
doCheckRefs(attribute, attrRefs, attribute.getNamespacePrefix().length() > 0 ? 2 : 1);
}
}
