/**
* Overridden to get use apply the XLST transformation on the content.
*
* @throws TransformerException
*/
public void appendToResponse(WOResponse response, WOContext context) {
start = System.currentTimeMillis();
current = start;
if (isEnabled()) {
WOResponse newResponse = new WOResponse();
newResponse.setContentEncoding(response.contentEncoding());
super.appendToResponse(newResponse, context);
if (log.isDebugEnabled()) {
String contentString = newResponse.contentString();
log.debug("Converting content string:\n" + contentString);
}
try {
NSData data = transform(transformer(), newResponse.content());
if (hasBinding("data") && canSetValueForBinding("data")) {
setValueForBinding(data, "data");
}
if (hasBinding("stream") && canSetValueForBinding("stream")) {
setValueForBinding(data.stream(), "stream");
}
response.appendContentData(data);
} catch (TransformerException e) {
throw NSForwardException._runtimeExceptionForThrowable(e);
}
} else {
super.appendToResponse(response, context);
}
log.debug("Total: " + (System.currentTimeMillis() - start));
start = System.currentTimeMillis();
}
public synchronized Transformer getTransformer(String framework, String filename) {
if (filename == null || filename.length() == 0) {
throw new IllegalArgumentException("filename cannot be null or empty");
}
String key = framework + "-" + filename;
Templates t = (Templates) pool.getTemplates().get(key);
String s = null;
if (t == null) {
try {
WOApplication app = WOApplication.application();
WOResourceManager rm = app.resourceManager();
TransformerFactory fac = TransformerFactory.newInstance();
log.debug("creating template for file " + filename + " in framework " + framework);
InputStream is = rm.inputStreamForResourceNamed(filename, framework, null);
if (is == null) {
log.debug("trying with framework = null");
is = rm.inputStreamForResourceNamed(filename, null, null);
if (is == null) {
throw new IllegalArgumentException("inputStream is null");
}
}
if (is.available() == 0) {
throw new IllegalArgumentException(
"InputStream has 0 bytes available, cannot read xsl file!");
}
s = ERXFileUtilities.stringFromInputStream(is);
s = templateParser.parseTemplateWithObject(s, "@@", app);
t = fac.newTemplates(new StreamSource(new ByteArrayInputStream(s.getBytes())));
if (app.isCachingEnabled()) {
templates.put(key, t);
}
} catch (IOException e1) {
throw NSForwardException._runtimeExceptionForThrowable(e1);
} catch (TransformerConfigurationException tce) {
log.error("could not create template " + tce.getLocationAsString(), tce);
log.error(" cause", tce.getCause());
if (tce.getCause() != null && tce.getCause() instanceof org.xml.sax.SAXParseException) {
org.xml.sax.SAXParseException e = (org.xml.sax.SAXParseException) tce.getCause();
log.error(
"SAXParseException: line " + e.getLineNumber() + ", column " + e.getColumnNumber());
}
log.error("this is the incorrect xsl:>>>" + s + "<<<");
return null;
}
}
try {
return t.newTransformer();
} catch (TransformerConfigurationException tce) {
log.error("could not create template " + tce.getLocationAsString(), tce);
log.error(" cause", tce.getCause());
return null;
}
}
/**
* Returns the corresponding controller instance.
*
* @param <T> the type of controller to return
* @param controllerClass the controller class to lookup
* @param request the current request
* @param context the current context
* @return the created controller
*/
public <T extends ERXRouteController> T controller(
Class<T> controllerClass, WORequest request, WOContext context) {
try {
T controller = controllerClass.getConstructor(WORequest.class).newInstance(request);
controller._setRequestHandler(this);
controller._setContext(context);
return controller;
} catch (Exception e) {
throw NSForwardException._runtimeExceptionForThrowable(e);
}
}
private void doCreateDummyData() {
try {
log.info("load");
String wordFile = ERXFileUtilities.stringFromFile(new File("/usr/share/dict/words"));
words = NSArray.componentsSeparatedByString(wordFile, "\n");
log.info("loaded words: {}", words.count());
int MAX = 100;
int MAX_ASSETS = MAX * 10;
for (int i = 0; i < MAX; i++) {
Tag tag = Tag.clazz.createAndInsertObject(ec);
tag.setName(randomWord());
tags.addObject(tag);
}
log.info("created tags: {}", tags.count());
for (int i = 0; i < MAX; i++) {
AssetGroup group = AssetGroup.clazz.createAndInsertObject(ec);
group.setName(randomWord());
groups.addObject(group);
}
log.info("created groups: {}", groups.count());
for (int i = 0; i < MAX_ASSETS; i++) {
Asset asset = Asset.clazz.createAndInsertObject(ec);
asset.setAssetGroup(randomAssetGroup());
asset.setCreationDate(randomTime());
asset.setUserCount((long) randomInt(10000));
asset.setPrice(randomPrice());
for (int j = 0; j < 10; j++) {
asset.addToTags(randomTag());
}
asset.setContent(randomText(1000));
asset.setGenericInfo(randomText(1000));
assets.addObject(asset);
}
log.info("created assets: {}", assets.count());
ec.saveChanges();
log.info("fin: {}", words.count());
} catch (IOException e) {
throw NSForwardException._runtimeExceptionForThrowable(e);
}
}
@Override
public Object fireNow(D2WContext c) {
WOComponent component = ERXWOContext.currentContext().component();
D2WPage currentPage = ERD2WUtilities.enclosingComponentOfClass(component, D2WPage.class);
if (ERD2WUtilities.enclosingPageOfClass(currentPage, D2WPage.class) == null) {
try {
Class<?> clazz = Class.forName((String) value());
return clazz.newInstance();
} catch (Exception e) {
throw NSForwardException._runtimeExceptionForThrowable(e);
}
}
return null;
}
private Transformer transformer() {
Transformer transformer;
try {
synchronized (cache) {
String stylesheet = (String) valueForBinding("stylesheet");
String framework = (String) valueForBinding("framework");
NSArray languages = session().languages();
String key = stylesheet + "-" + framework;
transformer = (Transformer) cache.get(key);
if (transformer == null || booleanValueForBinding("nocache")) {
byte bytes[] =
application()
.resourceManager()
.bytesForResourceNamed(stylesheet, framework, languages);
DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setValidating(false);
documentBuilderFactory.setNamespaceAware(true);
DocumentBuilder documentBuilder;
documentBuilder = documentBuilderFactory.newDocumentBuilder();
ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
Document document = documentBuilder.parse(bis);
Source xslt = new DOMSource(document);
xslt.setSystemId(key);
String transformerFactoryName = (String) valueForBinding("transformerFactory");
String oldTransformerFactoryName =
System.getProperty("javax.xml.transform.TransformerFactory");
if (transformerFactoryName != null) {
System.setProperty("javax.xml.transform.TransformerFactory", transformerFactoryName);
} else {
System.setProperty(
"javax.xml.transform.TransformerFactory",
"org.apache.xalan.processor.TransformerFactoryImpl");
}
TransformerFactory transformerFactory = TransformerFactory.newInstance();
if (oldTransformerFactoryName != null) {
System.setProperty("javax.xml.transform.TransformerFactory", oldTransformerFactoryName);
}
transformer = transformerFactory.newTransformer(xslt);
// transformer.setOutputProperty("indent", "no");
// transformer.setOutputProperty("method", "xml");
cache.put(key, transformer);
}
}
return transformer;
} catch (Exception ex) {
throw NSForwardException._runtimeExceptionForThrowable(ex);
}
}
public NSArray theList() {
NSMutableArray aSortedArray;
NSArray anUnsortedArray;
if (_privateList() == null) {
EODataSource aDataSource = _localDataSource();
anUnsortedArray = aDataSource.fetchObjects();
// 81398 sort contents
aSortedArray = new NSMutableArray(anUnsortedArray);
try {
_WOJExtensionsUtil._sortEOsUsingSingleKey(aSortedArray, _localDestinationDisplayKey());
} catch (NSComparator.ComparisonException e) {
throw NSForwardException._runtimeExceptionForThrowable(e);
}
if (!_localIsMandatory()) {
aSortedArray.insertObjectAtIndex(_noneString, 0);
}
set_privateList(aSortedArray);
}
return _privateList();
}
protected static NSDictionary _dictionaryFromFile(File file) {
NSDictionary model = null;
try {
model = Services.dictionaryFromFile(file);
NSArray rules = (NSArray) model.objectForKey("rules");
Enumeration e = rules.objectEnumerator();
while (e.hasMoreElements()) {
NSMutableDictionary dict = (NSMutableDictionary) e.nextElement();
if ("com.webobjects.directtoweb.Rule".equals(dict.objectForKey("class"))) {
dict.setObjectForKey("ERD2WExtendedRule", "class");
}
}
} catch (Throwable throwable) {
NSLog.err.appendln(
"****** DirectToWeb: Problem reading file " + file + " reason:" + throwable);
if (NSLog.debugLoggingAllowedForLevelAndGroups(1, 40L)) {
NSLog.err.appendln("STACKTRACE:");
NSLog.err.appendln(throwable);
}
throw NSForwardException._runtimeExceptionForThrowable(throwable);
}
return model;
}
/**
* Overridden to always return the single static clazz instance if possible.
*
* @param entity to generate the clazz for
* @return clazz object for the given entity
*/
@SuppressWarnings("rawtypes")
@Override
public EOEnterpriseObjectClazz classFromEntity(EOEntity entity) {
EOEnterpriseObjectClazz clazz = null;
if (entity == null) {
clazz = newInstanceOfDefaultClazz();
} else {
try {
String className = entity.className();
if (classNameIsGenericRecord(className)) {
clazz = newInstanceOfGenericRecordClazz();
} else {
try {
Class klass = Class.forName(className);
Field field = klass.getDeclaredField("clazz");
Object obj = field.get(null);
return (EOEnterpriseObjectClazz) obj;
} catch (ClassNotFoundException e) {
// Can't find entity class?
throw NSForwardException._runtimeExceptionForThrowable(e);
} catch (NoSuchFieldException e) {
// Field doesn't exist. Then try to instantiate clazzName
} catch (IllegalAccessException e) {
// Field is not public. Try to instantiate clazzName
}
String clazzName = clazzNameForEntity(entity);
clazz = (EOEnterpriseObjectClazz) Class.forName(clazzName).newInstance();
}
} catch (InstantiationException ex) {
} catch (ClassNotFoundException ex) {
} catch (IllegalAccessException ex) {
}
}
if (clazz == null) return classFromEntity(entity.parentEntity());
return clazz;
}
/**
* Encodes a dictionary into a string that can be used in a request uri.
*
* @param dict dictionary with form values
* @param separator optional value separator
*/
public static String queryStringForDictionary(
NSDictionary<?, ?> dict, String separator, String encoding) {
if (separator == null) {
separator = "&";
}
StringBuilder sb = new StringBuilder(100);
if (dict != null) {
for (Enumeration<?> e = dict.allKeys().objectEnumerator(); e.hasMoreElements(); ) {
Object key = e.nextElement();
try {
sb.append(URLEncoder.encode(key.toString(), encoding));
sb.append('=');
sb.append(URLEncoder.encode(dict.objectForKey(key).toString(), encoding));
if (e.hasMoreElements()) {
sb.append(separator);
}
} catch (UnsupportedEncodingException ex) {
// yeah right...like this will ever happen
throw NSForwardException._runtimeExceptionForThrowable(ex);
}
}
}
return sb.toString();
}
