@Override
public void onComponentTag(final Component component, final ComponentTag tag) {
String expr = tag.getAttributes().getString(wicketMessageAttrName);
if (!Strings.isEmpty(expr)) {
expr = expr.trim();
String[] attrsAndKeys = Strings.split(expr, ',');
for (String attrAndKey : attrsAndKeys) {
int colon = attrAndKey.lastIndexOf(":");
// make sure the attribute-key pair is valid
if (attrAndKey.length() < 3 || colon < 1 || colon > attrAndKey.length() - 2) {
throw new WicketRuntimeException(
"wicket:message attribute contains an invalid value [["
+ expr
+ "]], must be of form (attr:key)+");
}
String attr = attrAndKey.substring(0, colon);
String key = attrAndKey.substring(colon + 1);
// we need to call the proper getString() method based on
// whether or not we have a default value
final String value;
if (tag.getAttributes().containsKey(attr)) {
value = component.getString(key, null, tag.getAttributes().getString(attr));
} else {
value = component.getString(key);
}
tag.put(attr, value);
}
}
}
/**
* Adds random noise to the url every request to prevent the browser from caching the image.
*
* @param tag
*/
protected final void addAntiCacheParameter(final ComponentTag tag) {
String url = tag.getAttributes().getString("src");
url = url + (url.contains("?") ? "&" : "?");
url = url + "antiCache=" + System.currentTimeMillis();
tag.put("src", url);
}
/** @see org.apache.wicket.Component#onComponentTag(org.apache.wicket.markup.ComponentTag) */
@Override
protected void onComponentTag(ComponentTag tag) {
super.onComponentTag(tag);
checkComponentTag(tag, "label");
LabeledWebMarkupContainer formComponent = getFormComponent();
tag.put("for", formComponent.getMarkupId());
if (formComponent instanceof FormComponent<?>) {
FormComponent<?> fc = (FormComponent<?>) formComponent;
if (fc.isRequired()) {
tag.append("class", getString(REQUIRED_CSS_CLASS_KEY), " ");
}
if (fc.isValid() == false) {
tag.append("class", getString(INVALID_CSS_CLASS_KEY), " ");
}
}
if (formComponent.isEnabledInHierarchy() == false) {
tag.append("class", getString(DISABLED_CSS_CLASS_KEY), " ");
}
// always transform the tag to <span></span> so even labels defined as <span/> render
tag.setType(TagType.OPEN);
}
@Override
public Component resolve(MarkupContainer container, MarkupStream markupStream, ComponentTag tag) {
if (childId.equals(tag.getId())) {
return childComponent;
}
return getEnclosureParent().get(tag.getId());
}
/**
* Search the child's markup in the header section of the markup
*
* @param container
* @param child
* @return Null, if not found
*/
public IMarkupFragment findMarkupInAssociatedFileHeader(
final MarkupContainer container, final Component child) {
// Get the associated markup
IMarkupFragment markup = container.getAssociatedMarkup();
IMarkupFragment childMarkup = null;
// MarkupStream is good at searching markup
MarkupStream stream = new MarkupStream(markup);
while (stream.skipUntil(ComponentTag.class) && (childMarkup == null)) {
ComponentTag tag = stream.getTag();
if (TagUtils.isWicketHeadTag(tag)) {
if (tag.getMarkupClass() == null) {
// find() can still fail an return null => continue the search
childMarkup = stream.getMarkupFragment().find(child.getId());
}
} else if (TagUtils.isHeadTag(tag)) {
// find() can still fail an return null => continue the search
childMarkup = stream.getMarkupFragment().find(child.getId());
}
// Must be a direct child. We are not interested in grand children
if (tag.isOpen() && !tag.hasNoCloseTag()) {
stream.skipToMatchingCloseTag(tag);
}
stream.next();
}
return childMarkup;
}
@Override
protected void onComponentTag(ComponentTag tag) {
checkComponentTag(tag, "progress");
super.onComponentTag(tag);
tag.put("value", value.get());
tag.put("max", max.get());
}
/**
* 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
protected void onComponentTag(ComponentTag tag) {
super.onComponentTag(tag);
// No longer applicable, breaks XHTML validation.
tag.remove("disabled");
tag.remove("name");
}
public static void addAttribute(ComponentTag tag, String attName, String addValue, String sep) {
String value = tag.getAttributes().getString(attName);
if (StringUtils.isEmpty(value)) {
tag.put(attName, addValue);
} else {
tag.put(attName, value + sep + addValue);
}
}
@Override
protected void onComponentTag(final ComponentTag tag) {
super.onComponentTag(tag);
// our component tag is not actually the input that is submitted
if (tag.getAttributes().containsKey("name")) {
tag.remove("name");
}
}
/** @see org.apache.wicket.markup.MarkupElement#equalTo(org.apache.wicket.markup.MarkupElement) */
@Override
public boolean equalTo(final MarkupElement element) {
if (element instanceof ComponentTag) {
final ComponentTag that = (ComponentTag) element;
return getXmlTag().equalTo(that.getXmlTag());
}
return false;
}
@Override
public void onComponentTag(ComponentTag tag) {
// add onclick handler to the browser
// if clicked in the browser, the function
// click.response(AjaxRequestTarget target) is called on the server side
tag.put("ondblclick", "Wicket.Ajax.get({'u':'" + click.getCallbackUrl() + "'})");
tag.put("onclick", "Wicket.Ajax.get({'u':'" + click.getCallbackUrl() + "'})");
}
/**
* Test that a null model does not append an empty attribute
* https://issues.apache.org/jira/browse/WICKET-3884
*/
@Test
public void nullModelDoesNotAppendEmptyAttribute() {
AttributeModifier appender = AttributeModifier.append("class", null);
XmlTag xmlTag = new XmlTag();
ComponentTag tag = new ComponentTag(xmlTag);
appender.replaceAttributeValue(null, tag);
Map<String, Object> attributes = tag.getAttributes();
assertTrue(attributes.isEmpty());
}
/**
* @param form
* @param tag
* @return
*/
private String verifyFormName(Form<?> form, ComponentTag tag) {
IValueMap attributes = tag.getAttributes();
String value = attributes.getString("name");
if (value == null) {
value = form.getId();
tag.put("name", value);
}
return value;
}
/**
* Tests {@link AttributeModifier#remove(String)}
*
* <p>https://issues.apache.org/jira/browse/WICKET-3934
*/
@Test
public void removeAttribute() {
AttributeModifier appender = AttributeModifier.remove("class");
XmlTag xmlTag = new XmlTag();
ComponentTag tag = new ComponentTag(xmlTag);
Map<String, Object> attributes = tag.getAttributes();
attributes.put("class", "someValue");
appender.replaceAttributeValue(null, tag);
assertTrue(attributes.isEmpty());
}
/** Test that a null model does not throw null pointers. */
@Test
public void nullModelDoesNotThrowNullPointerExceptions() {
AttributeModifier modifier = new AttributeModifier("test", null);
XmlTag xmlTag = new XmlTag();
ComponentTag tag = new ComponentTag(xmlTag);
tag.setId("foo");
tag.setName("test");
modifier.replaceAttributeValue(null, tag);
Map<String, Object> attributes = tag.getAttributes();
assertTrue(attributes.isEmpty());
}
protected void assertTagName(ComponentTag tag, String tagName) {
if (!tagName.equalsIgnoreCase(tag.getName())) {
throw new RuntimeException(
getClass()
+ " can only be added to "
+ tagName
+ " tag but was added to "
+ tag.getName()
+ " tag.");
}
}
/** {@inheritDoc} */
@Override
protected void onComponentTag(ComponentTag tag) {
super.onComponentTag(tag);
if (!isValid()) {
tag.put("class", "imxt-invalid");
FeedbackMessage message = getFeedbackMessages().first();
if (message != null) {
tag.put("title", message.getMessage().toString());
}
}
}
@Override
public void onComponentTag(Component component, ComponentTag tag) {
super.onComponentTag(component, tag);
QuestionCategoryComponentsView view = (QuestionCategoryComponentsView) component;
String cssClass = GRID_CLASS_PREFIX + "-" + view.getColumns();
if (tag.getAttributes().containsKey("class")) {
cssClass += " " + tag.getAttributes().getString("class");
}
tag.getAttributes().put("class", cssClass);
}
@Override
public void onComponentTag(Component component, ComponentTag tag) {
FormComponent<?> f = (FormComponent<?>) component;
if (!f.isValid()) {
String cl = tag.getAttribute("class");
if (cl == null) {
tag.put("class", "error");
} else {
tag.put("class", "error " + cl);
}
}
}
@Override
protected void onComponentTag(ComponentTag tag) {
super.onComponentTag(tag);
if (isLinkEnabled()) {
if (tag.getName().toLowerCase().equals("a")) {
tag.put("href", "#");
}
} else {
disableLink(tag);
}
}
/**
* Add an attribute with name equal (Object#equals()) to the special {@link
* AttributeModifier#VALUELESS_ATTRIBUTE_REMOVE} but not identity equal
*
* <p>https://issues.apache.org/jira/browse/WICKET-3934
*/
@Test
public void appendSpecialAttribute() {
String attrName = "attrName";
AttributeModifier appender = AttributeModifier.append(attrName, "VA_REMOVE");
XmlTag xmlTag = new XmlTag();
ComponentTag tag = new ComponentTag(xmlTag);
Map<String, Object> attributes = tag.getAttributes();
attributes.put(attrName, "VA_REMOVE");
appender.replaceAttributeValue(null, tag);
assertFalse(attributes.isEmpty());
assertEquals("VA_REMOVE VA_REMOVE", attributes.get(attrName));
}
/** Test simple model replacement. */
@Test
public void testModelReplacement() {
AttributeModifier modifier = new AttributeModifier("test", Model.of("Ellioth Smith Rocks"));
XmlTag xmlTag = new XmlTag();
ComponentTag tag = new ComponentTag(xmlTag);
tag.setId("test");
tag.setName("id");
modifier.replaceAttributeValue(null, tag);
Map<String, Object> attributes = tag.getAttributes();
assertTrue(!attributes.isEmpty());
String replacement = (String) attributes.get("test");
assertNotNull(replacement);
assertEquals("Ellioth Smith Rocks", replacement);
}
/*
* (non-Javadoc)
*
* @see org.apache.wicket.behavior.Behavior#onComponentTag(org.apache.wicket.Component,
* org.apache.wicket.markup.ComponentTag)
*/
@Override
public void onComponentTag(Component component, ComponentTag tag) {
super.onComponentTag(component, tag);
if (!Form.class.isAssignableFrom(component.getClass())) {
throw new WicketRuntimeException("This behavior is only applicable on a Form component");
}
Form<?> form = (Form<?>) component;
// Retrieve and set form name
String formName = verifyFormName(form, tag);
tag.put("onsubmit", "return yav.performCheck('" + formName + "', rules);");
// Open the Yav script (inlined JavaScript)
AppendingStringBuffer buffer = new AppendingStringBuffer("<script>\n");
buffer.append("var rules=new Array();\n");
// Visit all form components and check for validators (and write the
// appropriate Yav rules in the current inlined JavaScript)
form.visitFormComponents(new YavFormComponentVisitor(buffer, form));
// Build the call to the yav.init with the proper form name
buffer.append("function yavInit() {\n");
buffer.append(" yav.init('" + formName + "', rules);\n");
buffer.append("}\n");
// Close the Yav script
buffer.append("</script>\n");
// Write the generated script into the response
Response response = RequestCycle.get().getResponse();
response.write(buffer.toString());
}
@Override
protected void onComponentTag(ComponentTag tag) {
// WICKET-5594 prevent non-Ajax submit
tag.put("type", "button");
super.onComponentTag(tag);
}
/**
* Handle tag <wicket:header-items>
*
* @param tag
*/
private void handleHeaderItemsTag(ComponentTag tag) {
if (foundHeaderItemsTag) {
throw new MarkupException(
new MarkupStream(markup),
"More than one <wicket:header-items/> detected in the <head> element. Only one is allowed.");
} else if (foundClosingHead) {
throw new MarkupException(
new MarkupStream(markup),
"Detected <wicket:header-items/> after the closing </head> element.");
}
foundHeaderItemsTag = true;
tag.setId(HEADER_ID);
tag.setAutoComponentTag(true);
tag.setModified(true);
}
@Override
protected void onComponentTag(ComponentTag tag) {
if (style != null && !"null".equals(style)) {
tag.put("style", style);
}
super.onComponentTag(tag);
}
/** @see Component#onComponentTag(ComponentTag) */
@Override
protected void onComponentTag(final ComponentTag tag) {
tag.put("value", getDefaultModelObjectAsString());
super.onComponentTag(tag);
}
/* (non-Javadoc)
* @see net.jawr.web.wicket.AbstractJawrReference#createRenderer(net.jawr.web.resource.bundle.handler.ResourceBundlesHandler, boolean, org.apache.wicket.markup.ComponentTag)
*/
@Override
protected BundleRenderer createRenderer(
ResourceBundlesHandler rsHandler, Boolean useRandomParam, ComponentTag tag) {
final IValueMap attributes = tag.getAttributes();
boolean defer = attributes.getBoolean(JawrConstant.DEFER_ATTR);
return new JavascriptHTMLBundleLinkRenderer(rsHandler, useRandomParam, defer);
}
@Override
public void onComponentTag(Component component, ComponentTag tag) {
super.onComponentTag(component, tag);
IValueMap attributes = tag.getAttributes();
attributes.put("data-header-selector", "#" + header.getMarkupId());
attributes.put("data-footer-selector", "#" + footer.getMarkupId());
}
