@Override
public void decode(FacesContext context, UIComponent component) {
CommandLink link = (CommandLink) component;
if (link.isDisabled()) {
return;
}
String param = component.getClientId();
if (context.getExternalContext().getRequestParameterMap().containsKey(param)) {
component.queueEvent(new ActionEvent(component));
}
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
ResponseWriter writer = context.getResponseWriter();
CommandLink link = (CommandLink) component;
String clientId = link.getClientId(context);
Object label = link.getValue();
if (!link.isDisabled()) {
String request;
boolean ajax = link.isAjax();
String styleClass = link.getStyleClass();
styleClass =
styleClass == null ? CommandLink.STYLE_CLASS : CommandLink.STYLE_CLASS + " " + styleClass;
RequestContext requestContext = RequestContext.getCurrentInstance();
boolean csvEnabled =
requestContext.getApplicationContext().getConfig().isClientSideValidationEnabled()
&& link.isValidateClient();
StringBuilder onclick = new StringBuilder();
if (link.getOnclick() != null) {
onclick.append(link.getOnclick()).append(";");
}
String onclickBehaviors = getOnclickBehaviors(context, link);
if (onclickBehaviors != null) {
onclick.append(onclickBehaviors);
}
writer.startElement("a", link);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("href", "#", null);
writer.writeAttribute("class", styleClass, null);
if (link.getTitle() != null) {
writer.writeAttribute("aria-label", link.getTitle(), null);
}
if (ajax) {
request = buildAjaxRequest(context, link, null);
} else {
UIComponent form = ComponentUtils.findParentForm(context, link);
if (form == null) {
throw new FacesException(
"Commandlink \"" + clientId + "\" must be inside a form component");
}
request = buildNonAjaxRequest(context, link, form, clientId, true);
}
if (csvEnabled) {
CSVBuilder csvb = requestContext.getCSVBuilder();
request =
csvb.init()
.source("this")
.ajax(ajax)
.process(link, link.getProcess())
.command(request)
.build();
}
onclick.append(request);
if (onclick.length() > 0) {
if (link.requiresConfirmation()) {
writer.writeAttribute("data-pfconfirmcommand", onclick.toString(), null);
writer.writeAttribute("onclick", link.getConfirmationScript(), "onclick");
} else writer.writeAttribute("onclick", onclick.toString(), "onclick");
}
renderPassThruAttributes(context, link, HTML.LINK_ATTRS, HTML.CLICK_EVENT);
if (label != null) writer.writeText(label, "value");
else renderChildren(context, link);
writer.endElement("a");
} else {
String styleClass = link.getStyleClass();
styleClass =
styleClass == null
? CommandLink.DISABLED_STYLE_CLASS
: CommandLink.DISABLED_STYLE_CLASS + " " + styleClass;
writer.startElement("span", link);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", styleClass, "styleclass");
if (link.getStyle() != null) writer.writeAttribute("style", link.getStyle(), "style");
if (label != null) writer.writeText(label, "value");
else renderChildren(context, link);
writer.endElement("span");
}
}
