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/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2017 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
@LICENSE@
*
* ---------------
* DefaultParser.java
* ---------------
*/
package org.jpedal.objects.javascript;
import org.jpedal.objects.acroforms.AcroRenderer;
import org.jpedal.objects.acroforms.actions.ActionHandler;
import org.jpedal.objects.javascript.functions.*;
import org.jpedal.objects.raw.FormObject;
/**
* generic version for no javascript engine which just implements AF commands in Java
*/
public class DefaultParser implements ExpressionEngine {
public DefaultParser() {
}
AcroRenderer acro;
/**
* execute javascript and reset forms values
*/
@Override
public int execute(final FormObject form, final int type, final String code, final int eventType, final char keyPressed) {
int messageCode = ActionHandler.NOMESSAGE;
if (code instanceof String) {
final String js = code;
//convert into args array
final String[] args = JSFunction.convertToArray(js);
final String command = args[0];
if (command.startsWith("AF")) {
messageCode = handleAFCommands(form, command, js, args, eventType, keyPressed);
}
}
return messageCode;
}
/**
* java implementation to provide these functions
*
* @param command
* @param js
* @param args
* @param eventType
* @param keyPressed
* @return
*/
protected int handleAFCommands(final FormObject formObject, final String command, final String js, final String[] args, final int eventType, final char keyPressed) {
int messageCode = ActionHandler.NOMESSAGE;
//Workout type
int type = JSFunction.UNKNOWN;
if (js.contains("_Keystroke")) {
type = JSFunction.KEYSTROKE;
} else if (js.contains("_Validate")) {
type = JSFunction.VALIDATE;
} else if (js.contains("_Format")) {
type = JSFunction.FORMAT;
} else if (js.contains("_Calculate")) {
type = JSFunction.CALCULATE;
}
if (eventType != ActionHandler.FOCUS_EVENT && (type == JSFunction.VALIDATE || type == JSFunction.FORMAT)) {
JSFunction.debug("Not called on key event " + js);
return messageCode;
}
if (js.startsWith("AFSpecial_")) {
new AFSpecial(acro, formObject).execute(js, args, type, eventType, keyPressed);
} else if (command.startsWith("AFPercent_")) {
new AFPercent(acro, formObject).execute(js, args, type, eventType, keyPressed);
} else if (command.startsWith("AFSimple_")) {
new AFSimple(acro, formObject).execute(js, args, type, eventType, keyPressed);
} else if (command.startsWith("AFDate_")) {
new AFDate(acro, formObject).execute(js, args, type, eventType, keyPressed);
} else if (js.startsWith("AFNumber_")) {
messageCode = new AFNumber(acro, formObject).execute(js, args, type, eventType, keyPressed);
} else if (js.startsWith("AFRange_")) {
new AFRange(acro, formObject).execute(js, args, type, eventType, keyPressed);
} else if (js.startsWith("AFTime_")) {
new AFTime(acro, formObject).execute(js, args, type, eventType, keyPressed);
} else {
JSFunction.debug("Unknown command " + js);
}
return messageCode;
}
@Override
public void closeFile() {
flush();
}
@Override
public boolean reportError(final int code, final Object[] args) {
//does nothing in default
return false;
}
@Override
public int addCode(final String value) {
//does nothing in default
return 0;
}
@Override
public void executeFunctions(final String jsCode, final FormObject formObject) {
//does nothing in default
}
@Override
public void dispose() {
flush();
}
@Override
public void setAcroRenderer(final AcroRenderer acro) {
this.acro = acro;
}
/**
* make sure the contaxt has been exited
*/
public void flush() {
}
}