//
// Sources/ag/kcmedia/RuleEditor.java: Class file for WO Component 'RuleEditor'
// Project DevStudio
//
// Created by ak on Thu Jul 25 2002
//
package ag.kcmedia;
import java.io.File;
import java.util.Enumeration;
import org.apache.log4j.Logger;
import com.webobjects.appserver.WOActionResults;
import com.webobjects.appserver.WOComponent;
import com.webobjects.appserver.WOContext;
import com.webobjects.appserver.WODisplayGroup;
import com.webobjects.directtoweb.Assignment;
import com.webobjects.directtoweb.ERD2WRuleEditorModel;
import com.webobjects.directtoweb.Rule;
import com.webobjects.eocontrol.EOKeyValueArchiver;
import com.webobjects.eocontrol.EOQualifier;
import com.webobjects.foundation.NSArray;
import com.webobjects.foundation.NSMutableArray;
import com.webobjects.foundation.NSPropertyListSerialization;
import com.webobjects.foundation.NSSet;
import er.extensions.foundation.ERXArrayUtilities;
import er.extensions.foundation.ERXStringUtilities;
public class RuleEditor extends WOComponent {
static final Logger log = Logger.getLogger(RuleEditor.class);
public WODisplayGroup group;
public String qualifierString;
public String error;
public EOQualifier qualifier;
public ERD2WExtendedRule currentRule;
public ERD2WRuleEditorModel model;
public String fileName;
public RuleEditor(WOContext context) {
super(context);
}
public void setRuleFileName(String value) {
fileName = value;
model = new ERD2WRuleEditorModel(new File(fileName));
group = new WODisplayGroup();
group.setObjectArray(model.publicRules());
group.setDefaultStringMatchFormat("*%@*");
}
public boolean isStateless() { return false;}
public boolean synchronizesVariablesWithBindings() { return false;}
public EOQualifier qualifier() {
if(qualifier == null) {
try {
qualifier = EOQualifier.qualifierWithQualifierFormat(qualifierString, null);
} catch (Throwable ex) {
error = ex.getMessage();
System.err.println(ex);
}
}
return qualifier;
}
public String qualifierString() {
if(qualifierString == null && qualifier() != null) {
String decimalString = "(java.math.BigDecimal)'";
qualifierString = qualifier().toString();
int offset;
while((offset = qualifierString.indexOf(decimalString)) >= 0) {
qualifierString = qualifierString.substring(0,offset) + qualifierString.substring(offset+decimalString.length());
offset = qualifierString.indexOf("'",offset);
qualifierString = qualifierString.substring(0,offset) + qualifierString.substring(offset+1);
}
}
return qualifierString;
}
public Rule selectedRule() {
return (Rule)group.selectedObject();
}
public void setSelectedRule(Rule rule) {
group.setSelectedObject(rule);
qualifier = rule.lhs();
qualifierString = null;
}
public String selectedRuleAsString() {
if(selectedRule() != null)
return objectAsString(selectedRule());
return null;
}
public NSArray modelKeys() {
Class c = ERXArrayUtilities.class;
NSArray keys = (NSArray)model.publicRules().valueForKey("rhsKeyPath");
keys = (NSArray)(new NSSet(keys).allObjects().valueForKey("@sort.toString"));
return keys;
}
public String fixString(Object o) {
String fix = "'" + o + "'";
return ERXStringUtilities.replaceStringByStringInString("*", "[*]", fix);
}
public NSArray modelPages() {
Enumeration e = model.publicDynamicPages().elements();
NSMutableArray arr = new NSMutableArray();
while(e.hasMoreElements()) {
arr.addObject(fixString(e.nextElement()));
}
return arr;
}
public NSArray modelTasks() {
Enumeration e = model.publicTasks();
NSMutableArray arr = new NSMutableArray();
while(e.hasMoreElements())
arr.addObject(fixString(e.nextElement()));
return arr;
}
public WOComponent pushQualifier() {
qualifier = null;
error = null;
selectedRule().setLhs(qualifier());
return null;
}
public WOComponent selectRule() {
setSelectedRule(currentRule);
return null;
}
public WOComponent cloneRule() {
currentRule = currentRule.cloneRule();
group.insertObjectAtIndex(currentRule, 0);
setSelectedRule(currentRule);
return null;
}
public WOComponent addRule() {
ERD2WExtendedRule rule = new ERD2WExtendedRule();
rule.setAuthor(50);
rule.setRhs(new Assignment("test", null));
group.insertObjectAtIndex(rule, 0);
setSelectedRule(rule);
return null;
}
public WOComponent deleteRule() {
Rule oldRule = selectedRule();
setSelectedRule(currentRule);
group.delete();
setSelectedRule(oldRule);
return null;
}
public String objectAsString(Rule o) {
EOKeyValueArchiver eokeyvaluearchiver = new EOKeyValueArchiver();
o.encodeWithKeyValueArchiver(eokeyvaluearchiver);
return NSPropertyListSerialization.stringFromPropertyList(eokeyvaluearchiver.dictionary());
}
public WOComponent eval() {
qualifier = null;
error = null;
try {
qualifier = EOQualifier.qualifierWithQualifierFormat(qualifierString, null);
} catch (Throwable ex) {
error = ex.getMessage();
}
return null;
}
public WOActionResults editor()
{
WOComponent editor = pageWithName("ERXQualifierEditor");
if(selectedRule() != null)
editor.takeValueForKey( selectedRule().lhs(),"qualifier");
return editor;
}
}