protected View createGrailsView(String viewName) throws Exception {
// try GSP if res is null
GroovyObject controller = null;
GrailsWebRequest webRequest = GrailsWebRequest.lookup();
if (webRequest != null) {
HttpServletRequest request = webRequest.getCurrentRequest();
controller = webRequest.getAttributes().getController(request);
}
GroovyPageScriptSource scriptSource;
if (controller == null) {
scriptSource = groovyPageLocator.findViewByPath(viewName);
} else {
scriptSource = groovyPageLocator.findView(controller, viewName);
}
if (scriptSource != null) {
return createGroovyPageView(scriptSource.getURI(), scriptSource);
}
return createFallbackView(viewName);
}
/**
* @return prefix for cache key that contains current controller's context (currently plugin and
* namespace)
*/
protected String resolveCurrentControllerKeyPrefixes() {
String pluginContextPath = null;
String namespace = null;
GrailsWebRequest webRequest = GrailsWebRequest.lookup();
if (webRequest != null) {
namespace = webRequest.getControllerNamespace();
pluginContextPath =
(webRequest.getAttributes() != null && webRequest.getCurrentRequest() != null)
? webRequest.getAttributes().getPluginContextPath(webRequest.getCurrentRequest())
: null;
return (pluginContextPath != null ? pluginContextPath : "-")
+ ","
+ (namespace != null ? namespace : "-");
} else {
return null;
}
}
public EncodingStateRegistry lookup() {
GrailsWebRequest webRequest = GrailsWebRequest.lookup();
return webRequest == null ? null : webRequest.getEncodingStateRegistry();
}
private void inheritEncodingStateRegistry() {
GrailsWebRequest parentRequest = GrailsWebRequest.lookup(getRequest());
if (parentRequest != null) {
this.encodingStateRegistry = parentRequest.getEncodingStateRegistry();
}
}
@SuppressWarnings({"unchecked"})
private String createURLInternal(Map paramValues, String encoding, boolean includeContextPath) {
if (encoding == null) encoding = "utf-8";
String contextPath = "";
if (includeContextPath) {
GrailsWebRequest webRequest = (GrailsWebRequest) RequestContextHolder.getRequestAttributes();
if (webRequest != null) {
contextPath = webRequest.getAttributes().getApplicationUri(webRequest.getCurrentRequest());
}
}
if (paramValues == null) paramValues = Collections.EMPTY_MAP;
StringBuilder uri = new StringBuilder(contextPath);
Set usedParams = new HashSet();
String[] tokens = urlData.getTokens();
int paramIndex = 0;
for (int i = 0; i < tokens.length; i++) {
String token = tokens[i];
if (i == tokens.length - 1 && urlData.hasOptionalExtension()) {
token += OPTIONAL_EXTENSION_WILDCARD;
}
Matcher m = OPTIONAL_EXTENSION_WILDCARD_PATTERN.matcher(token);
if (m.find()) {
if (token.startsWith(CAPTURED_WILDCARD)) {
ConstrainedProperty prop = constraints[paramIndex++];
String propName = prop.getPropertyName();
Object value = paramValues.get(propName);
usedParams.add(propName);
if (value != null) {
token = token.replaceFirst(DOUBLE_WILDCARD_PATTERN.pattern(), value.toString());
} else if (prop.isNullable()) {
break;
}
}
uri.append(SLASH);
ConstrainedProperty prop = constraints[paramIndex++];
String propName = prop.getPropertyName();
Object value = paramValues.get(propName);
usedParams.add(propName);
if (value != null) {
String ext = "." + value;
uri.append(
token
.replace(OPTIONAL_EXTENSION_WILDCARD + '?', ext)
.replace(OPTIONAL_EXTENSION_WILDCARD, ext));
} else {
uri.append(
token
.replace(OPTIONAL_EXTENSION_WILDCARD + '?', "")
.replace(OPTIONAL_EXTENSION_WILDCARD, ""));
}
continue;
}
if (token.endsWith("?")) {
token = token.substring(0, token.length() - 1);
}
m = DOUBLE_WILDCARD_PATTERN.matcher(token);
if (m.find()) {
StringBuffer buf = new StringBuffer();
do {
ConstrainedProperty prop = constraints[paramIndex++];
String propName = prop.getPropertyName();
Object value = paramValues.get(propName);
usedParams.add(propName);
if (value == null && !prop.isNullable()) {
throw new UrlMappingException(
"Unable to create URL for mapping ["
+ this
+ "] and parameters ["
+ paramValues
+ "]. Parameter ["
+ prop.getPropertyName()
+ "] is required, but was not specified!");
} else if (value == null) {
m.appendReplacement(buf, "");
} else {
m.appendReplacement(buf, Matcher.quoteReplacement(value.toString()));
}
} while (m.find());
m.appendTail(buf);
try {
String v = buf.toString();
if (v.indexOf(SLASH) > -1 && CAPTURED_DOUBLE_WILDCARD.equals(token)) {
// individually URL encode path segments
if (v.startsWith(SLASH)) {
// get rid of leading slash
v = v.substring(SLASH.length());
}
String[] segs = v.split(SLASH);
for (String segment : segs) {
uri.append(SLASH).append(encode(segment, encoding));
}
} else if (v.length() > 0) {
// original behavior
uri.append(SLASH).append(encode(v, encoding));
} else {
// Stop processing tokens once we hit an empty one.
break;
}
} catch (UnsupportedEncodingException e) {
throw new ControllerExecutionException(
"Error creating URL for parameters ["
+ paramValues
+ "], problem encoding URL part ["
+ buf
+ "]: "
+ e.getMessage(),
e);
}
} else {
uri.append(SLASH).append(token);
}
}
populateParameterList(paramValues, encoding, uri, usedParams);
if (LOG.isDebugEnabled()) {
LOG.debug(
"Created reverse URL mapping ["
+ uri.toString()
+ "] for parameters ["
+ paramValues
+ "]");
}
return uri.toString();
}
