public static void renderChild(FacesContext context, UIComponent child) throws IOException {
AssertionUtil.assertNotNull("context", context);
AssertionUtil.assertNotNull("child", child);
if (!child.isRendered()) {
return;
}
child.encodeBegin(context);
if (child.getRendersChildren()) {
child.encodeChildren(context);
} else {
renderChildren(context, child);
}
child.encodeEnd(context);
}
protected void renderChild(FacesContext context, UIComponent child) throws IOException {
if (!child.isRendered()) {
return;
}
child.encodeBegin(context);
if (child.getRendersChildren()) {
child.encodeChildren(context);
} else {
renderChildren(context, child);
}
child.encodeEnd(context);
}
public static void encodeHeader(
FacesContext facesContext,
UIComponent component,
SelectManyRendererBase renderer,
String rowClass,
String cellClass)
throws IOException {
ResponseWriter writer = facesContext.getResponseWriter();
AbstractSelectManyComponent select = (AbstractSelectManyComponent) component;
Iterator<UIColumn> headers = select.columns();
if (headers.hasNext()) {
writer.startElement("tr", component);
StringBuilder headerClass = new StringBuilder(rowClass);
if (select.getHeaderClass() != null && !select.getHeaderClass().isEmpty()) {
if (headerClass.length() > 0) {
headerClass.append(" ");
}
headerClass.append(select.getHeaderClass());
}
writer.writeAttribute("class", headerClass, null);
while (headers.hasNext()) {
UIColumn header = headers.next();
writer.startElement("th", component);
writer.writeAttribute("class", cellClass, null);
UIComponent facet = header.getFacet("header");
if (facet != null && facet.isRendered()) {
facet.encodeBegin(facesContext);
if (facet.getRendersChildren()) {
facet.encodeChildren(facesContext);
} else {
renderer.renderChildren(facesContext, facet);
}
facet.encodeEnd(facesContext);
}
writer.endElement("th");
}
writer.endElement("tr");
}
}
/**
* Render nested child components by invoking the encode methods on those components, but only
* when the <code>rendered</code> property is <code>true</code>.
*
* @param context FacesContext for the current request
* @param component the component to recursively encode
* @throws IOException if an error occurrs during the encode process
*/
protected void encodeRecursive(FacesContext context, UIComponent component) throws IOException {
// suppress rendering if "rendered" property on the component is
// false.
if (!component.isRendered()) {
return;
}
// Render this component and its children recursively
component.encodeBegin(context);
if (component.getRendersChildren()) {
component.encodeChildren(context);
} else {
Iterator<UIComponent> kids = getChildren(component);
while (kids.hasNext()) {
UIComponent kid = kids.next();
encodeRecursive(context, kid);
}
}
component.encodeEnd(context);
}
public void encodeBegin(FacesContext context, UIComponent component) throws IOException {
HttpServletRequest req = (HttpServletRequest) context.getExternalContext().getRequest();
ResponseWriter writer = context.getResponseWriter();
if (!renderAsFragment(context)) {
// The stylesheets and javascripts to include are really the portal's responsibility
// so get them from the portal through the request attributes.
// Any tool-specific stylesheets need to be placed after Sakai's base CSS (so that
// tool-specific overrides can take place), but before the installation's skin CSS
// (so that the tool can be skinned).
String headBaseCss = (String) req.getAttribute("sakai.html.head.css.base");
if (headBaseCss == null || headBaseCss.length() == 0) {
// include default stylesheet
headBaseCss =
"<link href=\"/jsf-resource/css/sakai.css\" type=\"text/css\" rel=\"stylesheet\" media=\"all\" />\n";
}
String toolCssHref = (String) RendererUtil.getAttribute(context, component, "toolCssHref");
if (toolCssHref != null) {
toolCssHref =
"<link href=\""
+ toolCssHref
+ "\" type=\"text/css\" rel=\"stylesheet\" media=\"all\" />\n";
}
String headSkinCss = (String) req.getAttribute("sakai.html.head.css.skin");
String headJs = (String) req.getAttribute("sakai.html.head.js");
String bodyonload = (String) req.getAttribute("sakai.html.body.onload");
// SAK-23099 - Set the lang tag to the current user's locale.
Locale locale = LocaleUtil.getLocale(context);
String lang = locale.getLanguage();
if (lang == null || lang.equals("")) lang = "en";
String countryCode = locale.getCountry();
if (countryCode != null && countryCode.length() > 0) {
lang += "_" + countryCode;
}
writer.write(
"<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n");
writer.write(
"<html xmlns=\"http://www.w3.org/1999/xhtml\" lang=\""
+ lang
+ "\" xml:lang=\""
+ lang
+ "\">\n");
writer.write("<head>\n");
String title = (String) RendererUtil.getAttribute(context, component, "title");
if (title != null) {
writer.write("<title>");
writer.write(title);
writer.write("</title>\n");
}
writer.write(headBaseCss);
if (toolCssHref != null) writer.write(toolCssHref);
if (headSkinCss != null) writer.write(headSkinCss);
if (headJs != null) writer.write(headJs);
// Useful to include something in the head
UIComponent headFacet = component.getFacet("head");
if (headFacet != null) {
headFacet.encodeBegin(context);
headFacet.encodeChildren(context);
headFacet.encodeEnd(context);
}
writer.write("</head>\n");
writer.write("<body");
if (bodyonload != null && bodyonload.length() > 0) {
writer.write(" onload=\"");
writer.write(bodyonload);
writer.write("\"");
}
writer.write(">\n");
}
writer.write("<div class=\"portletBody\">\n");
}
/** Calls a component encodeBegin/encodeChildren/encodeEnd methods. */
public static void encodeComponent(FacesContext context, UIComponent component)
throws IOException {
component.encodeBegin(context);
component.encodeChildren(context);
component.encodeEnd(context);
}
/**
* Write the markup to render a navigation widget. Override this to replace the default navigation
* widget of link with something else.
*/
protected void writeNavWidgetMarkup(
FacesContext context, String clientId, int navActionType, boolean enabled)
throws IOException {
ResponseWriter writer = context.getResponseWriter();
String facetOrientation = NORTH;
String facetName = null;
String linkText = null;
String localLinkText = null;
UIComponent facet = null;
boolean isCurrentPage = false;
boolean isPageNumber = false;
// Assign values for local variables based on the navActionType
switch (navActionType) {
case ACTION_NEXT:
facetName = "next";
linkText = "Next";
break;
case ACTION_PREVIOUS:
facetName = "previous";
linkText = "Previous";
break;
default:
facetName = "number";
linkText = "" + navActionType;
isPageNumber = true;
// heuristic: if navActionType is number, and we are not
// enabled, this must be the current page.
if (!enabled) {
facetName = "current";
isCurrentPage = true;
}
break;
}
// leverage any navigation facets we have
writer.write("\n ");
if (enabled) {
writer.write("<a " + getAnchorAttrs(context, clientId, navActionType) + ">");
}
facet = getFacet(facetName);
// render the facet pertaining to this widget type in the NORTH
// and WEST cases.
if (facet != null) {
// If we're rendering a "go to the Nth page" link
if (isPageNumber) {
// See if the user specified an orientation
String facetO = (String) getAttributes().get(FACET_MARKUP_ORIENTATION_ATTR);
if (facet != null) {
facetOrientation = facetO;
// verify that the orientation is valid
if (!(facetOrientation.equalsIgnoreCase(NORTH)
|| facetOrientation.equalsIgnoreCase(SOUTH)
|| facetOrientation.equalsIgnoreCase(EAST)
|| facetOrientation.equalsIgnoreCase(WEST))) {
facetOrientation = NORTH;
}
}
}
// output the facet as specified in facetOrientation
if (facetOrientation.equalsIgnoreCase(NORTH) || facetOrientation.equalsIgnoreCase(EAST)) {
facet.encodeBegin(context);
if (facet.getRendersChildren()) {
facet.encodeChildren(context);
}
facet.encodeEnd(context);
}
// The difference between NORTH and EAST is that NORTH
// requires a <br>.
if (facetOrientation.equalsIgnoreCase(NORTH)) {
writer.startElement("br", null); // PENDING(craigmcc)
writer.endElement("br");
}
}
// if we have a facet, only output the link text if
// navActionType is number
if (null != facet) {
if (navActionType != ACTION_NEXT && navActionType != ACTION_PREVIOUS) {
writer.write(linkText);
}
} else {
if (enabled) {
writer.write(linkText);
} else {
writer.startElement("b", null); // PENDING(craigmcc)
writer.write(linkText);
writer.endElement("b");
}
}
// output the facet in the EAST and SOUTH cases
if (null != facet) {
if (facetOrientation.equalsIgnoreCase(SOUTH)) {
writer.startElement("br", null); // PENDING(craigmcc)
writer.endElement("br");
}
// The difference between SOUTH and WEST is that SOUTH
// requires a <br>.
if (facetOrientation.equalsIgnoreCase(SOUTH) || facetOrientation.equalsIgnoreCase(WEST)) {
facet.encodeBegin(context);
if (facet.getRendersChildren()) {
facet.encodeChildren(context);
}
facet.encodeEnd(context);
}
}
if (enabled) {
writer.write("</a>");
}
}
