@Override
public Component resolve(MarkupContainer container, MarkupStream markupStream, ComponentTag tag) {
if (childId.equals(tag.getId())) {
return childComponent;
}
return getEnclosureParent().get(tag.getId());
}
/**
* Handle tag <head>
*
* @param tag
*/
private void handleHeadTag(ComponentTag tag) {
// we found <head>
if (tag.isOpen()) {
if (foundHead) {
throw new MarkupException(
new MarkupStream(markup),
"Tag <head> is not allowed at this position (do you have multiple <head> tags in your markup?).");
}
foundHead = true;
if (tag.getId() == null) {
tag.setId(HEADER_ID);
tag.setAutoComponentTag(true);
tag.setModified(true);
}
} else if (tag.isClose()) {
if (foundHeaderItemsTag) {
// revert the settings from above
ComponentTag headOpenTag = tag.getOpenTag();
// change the id because it is special. See HtmlHeaderResolver
headOpenTag.setId(HEADER_ID + "-Ignored");
headOpenTag.setAutoComponentTag(false);
headOpenTag.setModified(false);
headOpenTag.setFlag(ComponentTag.RENDER_RAW, true);
}
foundClosingHead = true;
}
}
/**
* Renders head for embedded component, i.e. those who are not added directly to this container
* but have the markup inside it.
*
* @param container The HtmlHeaderContainer
*/
private void renderHeadForInnerSiblings(HtmlHeaderContainer container) {
MarkupStream stream = new MarkupStream(getMarkup());
while (stream.hasMore()) {
MarkupElement childOpenTag = stream.nextOpenTag();
if ((childOpenTag instanceof ComponentTag) && !stream.atCloseTag()) {
// Get element as tag
final ComponentTag tag = (ComponentTag) childOpenTag;
// Get component id
final String id = tag.getId();
Component component = null;
if (get(id) == null) {
component = ComponentResolvers.resolveByComponentHierarchy(this, stream, tag);
}
if (component != null) {
component.internalRenderHead(container);
}
// consider just direct children
stream.skipToMatchingCloseTag(tag);
}
}
}
@Override
public Component resolve(
final MarkupContainer container, final MarkupStream markupStream, final ComponentTag tag) {
String inlineEnclosureChildId = getAttribute(tag, markupStream);
if (Strings.isEmpty(inlineEnclosureChildId) == false) {
String id = tag.getId();
// Yes, we handled the tag
return new InlineEnclosure(id, inlineEnclosureChildId);
}
// We were not able to handle the tag
return null;
}
/**
* @see
* org.apache.wicket.markup.resolver.IComponentResolver#resolve(org.apache.wicket.MarkupContainer,
* org.apache.wicket.markup.MarkupStream, org.apache.wicket.markup.ComponentTag)
*/
@Override
public Component resolve(MarkupContainer container, MarkupStream markupStream, ComponentTag tag) {
Component resolvedComponent = getParent().get(tag.getId());
if (resolvedComponent != null
&& (getPage().wasRendered(resolvedComponent) || resolvedComponent.isAuto())) {
/*
* Means that parent container has an associated homonymous tag to this grandchildren
* tag in markup. The parent container wants render it and it should be not resolved to
* their grandchildren.
*/
return null;
}
return resolvedComponent;
}
/**
* Resolves the child component which is the controller of this Enclosure
*
* @param markupStream the markup stream of this Enclosure
* @param enclosureParent the non-auto parent component of this Enclosure
* @return The component associated with the {@linkplain #childId}
*/
private Component getChildComponent(
final MarkupStream markupStream, MarkupContainer enclosureParent) {
String fullChildId = getChildId();
Component controller = enclosureParent.get(fullChildId);
if (controller == null) {
int orgIndex = markupStream.getCurrentIndex();
try {
while (markupStream.hasMore()) {
markupStream.next();
if (markupStream.skipUntil(ComponentTag.class)) {
ComponentTag tag = markupStream.getTag();
if ((tag != null) && (tag.isOpen() || tag.isOpenClose())) {
String tagId = tag.getId();
if (fullChildId.equals(tagId)) {
ComponentTag fullComponentTag = new ComponentTag(tag);
fullComponentTag.setId(childId.toString());
controller =
ComponentResolvers.resolve(
enclosureParent,
markupStream,
fullComponentTag,
new ResolverFilter() {
@Override
public boolean ignoreResolver(final IComponentResolver resolver) {
return resolver instanceof EnclosureHandler;
}
});
break;
} else if (fullChildId.startsWith(tagId + PATH_SEPARATOR)) {
fullChildId = Strings.afterFirst(fullChildId, PATH_SEPARATOR);
}
}
}
}
} finally {
markupStream.setCurrentIndex(orgIndex);
}
}
checkChildComponent(controller);
return controller;
}
@Override
public Component resolve(MarkupContainer container, MarkupStream markupStream, ComponentTag tag) {
// localize any raw markup that has wicket:message attrs
if ((tag != null) && (tag.getId().startsWith(WICKET_MESSAGE_CONTAINER_ID))) {
Component wc = null;
int autoIndex = container.getPage().getAutoIndex();
String id = WICKET_MESSAGE_CONTAINER_ID + autoIndex;
if (tag.isOpenClose()) {
wc = new WebComponent(id);
} else {
wc = new TransparentWebMarkupContainer(id);
}
return wc;
}
return null;
}
@Override
protected final MarkupElement onComponentTag(ComponentTag tag) throws ParseException {
if (tag.isClose()) {
return tag;
}
final String wicketMessageAttribute = tag.getAttributes().getString(getWicketMessageAttrName());
if ((wicketMessageAttribute != null) && (wicketMessageAttribute.trim().length() > 0)) {
// check if this tag is raw markup
if (tag.getId() == null) {
// if this is a raw tag we need to set the id to something so
// that wicket will not merge this as raw markup and instead
// pass it on to a resolver
tag.setId(WICKET_MESSAGE_CONTAINER_ID);
tag.setAutoComponentTag(true);
tag.setModified(true);
}
tag.addBehavior(new AttributeLocalizer(getWicketMessageAttrName()));
}
return tag;
}
@Override
protected MarkupElement onComponentTag(final ComponentTag tag) throws ParseException {
// We only need ComponentTags
if (tag instanceof WicketTag) {
return tag;
}
// Has wicket:enclosure attribute?
String enclosureAttr = getAttribute(tag, null);
if (enclosureAttr != null) {
if (tag.isOpen()) {
// Make sure 'wicket:id' and 'id' are consistent
String htmlId = tag.getAttribute("id");
if ((tag.getId() != null) && !Strings.isEmpty(htmlId) && !htmlId.equals(tag.getId())) {
throw new ParseException(
"Make sure that 'id' and 'wicket:id' are the same if both are provided. Tag:"
+ tag.toString(),
tag.getPos());
}
// if it doesn't have a wicket-id already, then assign one now.
if (Strings.isEmpty(tag.getId())) {
if (Strings.isEmpty(htmlId)) {
String id =
getWicketNamespace() + "_" + INLINE_ENCLOSURE_ID_PREFIX + getRequestUniqueId();
tag.setId(id);
} else {
tag.setId(htmlId);
}
tag.setAutoComponentTag(true);
tag.setAutoComponentFactory(
new ComponentTag.IAutoComponentFactory() {
@Override
public Component newComponent(MarkupContainer container, ComponentTag tag) {
String attributeName = getInlineEnclosureAttributeName(null);
String childId = tag.getAttribute(attributeName);
return new InlineEnclosure(tag.getId(), childId);
}
});
tag.setModified(true);
}
// Put the enclosure on the stack. The most current one will be on top
if (enclosures == null) {
enclosures = new ArrayDeque<>();
}
enclosures.push(tag);
} else {
throw new ParseException(
"Open-close tags don't make sense for InlineEnclosure. Tag:" + tag.toString(),
tag.getPos());
}
}
// Are we within an enclosure?
else if ((enclosures != null) && (enclosures.size() > 0)) {
// In case the enclosure tag did not provide a child component id, then assign the
// first ComponentTag's id found as the controlling child to the enclosure.
if (tag.isOpen()
&& (tag.getId() != null)
&& !(tag instanceof WicketTag)
&& !tag.isAutoComponentTag()) {
Iterator<ComponentTag> componentTagIterator = enclosures.descendingIterator();
while (componentTagIterator.hasNext()) {
ComponentTag lastEnclosure = componentTagIterator.next();
String attr = getAttribute(lastEnclosure, null);
if (Strings.isEmpty(attr) == true) {
lastEnclosure.getAttributes().put(getInlineEnclosureAttributeName(null), tag.getId());
lastEnclosure.setModified(true);
}
}
} else if (tag.isClose() && tag.closes(enclosures.peek())) {
ComponentTag lastEnclosure = enclosures.pop();
String attr = getAttribute(lastEnclosure, null);
if (Strings.isEmpty(attr) == true) {
throw new ParseException(
"Did not find any child for InlineEnclosure. Tag:" + lastEnclosure.toString(),
tag.getPos());
}
}
}
return tag;
}
/** Scans the given markup and extracts balancing tags. */
private void parseMarkup() {
try {
// always remember the latest index (size)
int size = markup.size();
// Loop through tags
MarkupElement elem;
while (null != (elem = getNextTag())) {
if (elem instanceof HtmlSpecialTag) {
elem = new ComponentTag(((HtmlSpecialTag) elem).getXmlTag());
}
if (elem instanceof ComponentTag) {
ComponentTag tag = (ComponentTag) elem;
boolean add = (tag.getId() != null);
if (!add && tag.isClose()) {
add = ((tag.getOpenTag() != null) && (tag.getOpenTag().getId() != null));
}
// Add tag to list?
if (add || /*tag.isModified() ||*/ (markup.size() != size)) {
// Add text from last position to the current tag position
CharSequence text = xmlParser.getInputFromPositionMarker(tag.getPos());
if (text.length() > 0) {
text = handleRawText(text.toString());
// Make sure you add it at the correct location.
// IMarkupFilters might have added elements as well.
markup.addMarkupElement(size, new RawMarkup(text));
}
xmlParser.setPositionMarker();
if (add) {
// Add to the markup unless the tag has been flagged as
// to be removed from the markup. (e.g. <wicket:remove>
if (tag.isIgnore() == false) {
markup.addMarkupElement(tag);
}
}
/*else if (tag.isModified())
{
markup.addMarkupElement(new RawMarkup(tag.toCharSequence()));
}*/
else {
xmlParser.setPositionMarker(tag.getPos());
}
}
// always remember the latest index (size)
size = markup.size();
}
}
} catch (final ParseException ex) {
// Add remaining input string
final CharSequence text = xmlParser.getInputFromPositionMarker(-1);
if (text.length() > 0) {
markup.addMarkupElement(new RawMarkup(text));
}
// markup.getMarkupResourceStream().setEncoding(xmlParser.getEncoding());
markup.getMarkupResourceStream().setDoctype(xmlParser.getDoctype());
final MarkupStream markupStream = new MarkupStream(markup);
markupStream.setCurrentIndex(markup.size() - 1);
throw new MarkupException(markupStream, ex.getMessage(), ex);
}
// Add tail?
CharSequence text = xmlParser.getInputFromPositionMarker(-1);
if (text.length() > 0) {
text = handleRawText(text.toString());
// Make sure you add it at the correct location.
// IMarkupFilters might have added elements as well.
markup.addMarkupElement(new RawMarkup(text));
}
postProcess(markup);
// Make all tags immutable and the list of elements unmodifiable
markup.makeImmutable();
}
