package er.extensions.components.javascript;
import org.apache.log4j.Logger;
import com.webobjects.appserver.WOComponent;
import com.webobjects.appserver.WOContext;
import com.webobjects.eocontrol.EOClassDescription;
import com.webobjects.eocontrol.EOEnterpriseObject;
import com.webobjects.foundation.NSKeyValueCoding;
import com.webobjects.foundation.NSValidation;
import er.extensions.components.ERXStatelessComponent;
import er.extensions.validation.ERXValidationException;
/**
* Server side part of the JavaScript validation
*
* @binding sample sample binding explanation
*
* @author ak on Fri May 02 2003
*/
public class ERXJSValidationErrors extends ERXStatelessComponent {
/**
* Do I need to update serialVersionUID?
* See section 5.6 <cite>Type Changes Affecting Serialization</cite> on page 51 of the
* <a href="http://java.sun.com/j2se/1.4/pdf/serial-spec.pdf">Java Object Serialization Spec</a>
*/
private static final long serialVersionUID = 1L;
/** logging support */
private static final Logger log = Logger.getLogger(ERXJSValidationErrors.class);
public String _errors;
public String _callback;
/**
* Public constructor
* @param context the context
*/
public ERXJSValidationErrors(WOContext context) {
super(context);
}
public String callback() { return "parent." + _callback; }
@Override
public void awake() {
String key = context().request().stringFormValueForKey("_vkey");
String value = context().request().stringFormValueForKey("_vvalue");
String entity = context().request().stringFormValueForKey("_ventityName");
String contextID = context().request().stringFormValueForKey("contextID");
_callback = context().request().stringFormValueForKey("callback");
if(value != null && value.length() == 0)
value = null;
Object newValue = value;
log.debug("validateKeyAndValueInEntityAction: key="+key+", value="+value+", entity="+entity + ", contextID "+contextID+ ", callback=" + _callback);
EOEnterpriseObject eo = null;
WOComponent page = null;
try {
if(contextID != null)
page = session().restorePageForContextID(contextID);
log.debug("Page: " + (page != null ? "Yes" : "No"));
if(page != null && true) {
eo = (EOEnterpriseObject)page.valueForKey("object");
eo.editingContext().lock();
int dotOffset = key.lastIndexOf('.');
if(dotOffset > 0) {
Object otherEO = eo.valueForKeyPath(key.substring(0, dotOffset));
if(otherEO != null) {
NSValidation.Utility.validateValueForKey(otherEO, value, key.substring(dotOffset+1));
}
} else {
eo.validateValueForKey(value, key);
}
} else {
EOClassDescription cd = EOClassDescription.classDescriptionForEntityName(entity);
if(cd != null)
newValue = cd.validateValueForKey(value, key);
}
} catch (ERXValidationException ex) {
try {
log.info(ex);
NSKeyValueCoding d2wContext = (NSKeyValueCoding)page.valueForKey("d2wContext");
d2wContext.takeValueForKey(key, "propertyKey");
ex.setContext(d2wContext);
ex.setTargetLanguage((String)session().valueForKeyPath("language"));
_errors = ex.getMessage();
} catch(Exception ex1) {
_errors = ex1.toString();
}
} catch (NSValidation.ValidationException ex1) {
_errors = ex1.getMessage();
} finally {
if (eo != null && eo.editingContext() != null) {
eo.editingContext().unlock();
}
}
}
@Override
public void reset() { _errors = null; _callback = null;}
}