/**
* Return a <code>MarinerURL</code> (or null) for any non-cacheable urls.
*
* @param requestContext the mariner request context
* @param assetGroup the assetgroup
* @param asset the asset
* @return a mariner url or null if none can be computed.
* @throws RepositoryException if a repository exception occurs.
*/
protected MarinerURL computeNoncacheableURL(
MarinerRequestContext requestContext, AssetGroup assetGroup, Asset asset)
throws RepositoryException {
// If the asset is a DynamicVisualAsset and the encoding is TV then the
// asset url consists of the device specific tv channel prefix and the
// value appended if it is set. If the tv channel prefix is not valid in
// a url then we have problems.
if (asset.getClass() == DynamicVisualAsset.class) {
DynamicVisualAsset dynamicVisualAsset = (DynamicVisualAsset) asset;
if (dynamicVisualAsset.getEncoding() == DynamicVisualAsset.TV) {
MarinerPageContext marinerPageContext =
ContextInternals.getMarinerPageContext(requestContext);
InternalDevice device = marinerPageContext.getDevice();
String tvChannelPrefix = device.getTVChannelPrefix();
String url = tvChannelPrefix;
String value = dynamicVisualAsset.getValue();
if (value != null) {
url += value;
}
return new MarinerURL(url);
}
}
return null;
}
/**
* Method to return the Volantis bean
*
* @param requestContext the MarinerRequestContext
* @return the Volantis bean
*/
private Volantis getVolantisBean(MarinerRequestContext requestContext) {
if (volantisBean == null) {
MarinerPageContext marinerPageContext =
ContextInternals.getMarinerPageContext(requestContext);
volantisBean = marinerPageContext.getVolantisBean();
}
return volantisBean;
}
// Javadoc inherited.
protected int exprElementEnd(MarinerRequestContext context, PAPIAttributes papiAttributes)
throws PAPIException {
IncludeAttributes attributes = (IncludeAttributes) papiAttributes;
if (attributes.getHref() == null) {
throw new PAPIException(exceptionLocalizer.format("include-href-missing"));
} else {
// @todo this is a bit duff since it relies on markup naming not to change; do this a
// different way
// Set up the markup that will be sent down the pipeline
StringBuffer markup = new StringBuffer();
InputSource inputSource;
markup.append("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>");
markup
.append("<urid:fetch xmlns:urid=\"")
.append(Namespace.URID.getURI())
.append("\" href=\"")
.append(attributes.getHref())
.append("\"");
if (attributes.getParse() != null) {
markup.append(" parse=\"").append(attributes.getParse()).append("\"");
}
if (attributes.getEncoding() != null) {
markup.append(" encoding=\"").append(attributes.getEncoding()).append("\"");
}
markup.append("/>");
if (logger.isDebugEnabled()) {
logger.debug("Set up inclusion command as: " + markup.toString());
}
inputSource = new InputSource(new StringReader(markup.toString()));
// Set up and execute the pipeline to perform the required
// inclusion
MarinerPageContext pageContext = ContextInternals.getMarinerPageContext(context);
XMLReader reader = MarlinSAXHelper.getXMLReader(context);
reader.setContentHandler(MarlinSAXHelper.getContentHandler(context));
// @todo this is nasty: we assume that the reader is actually an XMLPipelineFilter
XMLPipelineFilter filter = (XMLPipelineFilter) reader;
XMLPipelineContext pipelineContext = filter.getPipelineContext();
// set the Base URI in the pipeline's context
try {
URL baseURI = pageContext.getAbsoluteURL(pageContext.getRequestURL(false));
if (logger.isDebugEnabled()) {
logger.debug("Setting Base URI " + baseURI);
}
pipelineContext.pushBaseURI(baseURI.toExternalForm());
} catch (MalformedURLException e) {
throw new PAPIException(e);
}
PipelineIntegrationUtilities.setUpIntegration(
filter, pageContext.getCurrentElement(), context, pageContext.getCurrentOutputBuffer());
if (logger.isDebugEnabled()) {
logger.debug("Executing inclusion");
}
// Execute the inclusion
try {
reader.parse(inputSource);
} catch (IOException e) {
throw new PAPIException(e);
} catch (SAXException e) {
throw new PAPIException(e);
} finally {
PipelineIntegrationUtilities.tearDownIntegration(filter);
}
}
if (logger.isDebugEnabled()) {
logger.debug("Successful execution of inclusion");
}
return CONTINUE_PROCESSING;
}