2007 Apr: Another Look at the Election Cycle

[eSignal_JasonK]

File Name: ElectionomicsTrader.efs

Description:
This study is based on the April 2007 article, Another Look at the Election Cycle, by Matt Blackman.

Formula Parameters:
NA


Notes:
The study requires a daily chart interval and eSignal version 8.0 or later. This system is a long only system and is enabled for Back Testing. The background of the chart is colored green when a long position is in force. The related article is copyrighted material. If you are not a subscriber of Active Trader Magazine, please visit www.activetradermag.com.


Download File:
ElectionomicsTrader.efs



EFS Code:

/***************************************
Provided By : eSignal (c) Copyright 2007
Description:  Electionomics Trader 


Version 1.0  11/10/2006

Notes:
* Apr 2007 Issue of Active Trader Magazine
* Study requires version 8.0 or later.
* Study requires a Daily chart interval.
* Study is enabled for back testing.


Formula Parameters:                     Default:
N/A
*****************************************************************/

function preMain() {
    setPriceStudy(true);
    setStudyTitle("Electionomics Trader ");
    setShowCursorLabel(false);
    setShowTitleParameters(false);    
}

// Global Variables
var bVersion  = null;    // Version flag
var bInit     = false;   // Initialization flag

var aEyear = new Array();



function main() {
    if (bVersion == null) bVersion = verify();
    if (bVersion == false) return;    

    if (isDaily() == false) {
        setStudyTitle(" !!!! Electionomics Trader study requires a Daily chart interval. !!!!!");
        return;
    }
    
    var nState = getBarState();
    var nBarYear = year(0);
    var sBarYear = nBarYear.toString();
    var nBarMonth = month(0);
    var nBarDay = day(0);
    var bEyear = false;
    
    //Initialization
    if (bInit == false) {
        var xDate = new Date();
        var nYear = xDate.getFullYear();
        var nNum = 1900;
        var i = 0;
        while (nNum < nYear) {
            aEyear[i] = nNum;
            i++;
            nNum += 4;
        }
        bInit = true;
    }
    
    
    // buy
    if (Strategy.isInTrade() == false) { 
        var sChar = sBarYear.charAt(3);
        if (isEyear(nBarYear) == false && (sChar == 2 || sChar == 8 || sChar == 4 ||
            sChar == 0 || sChar == 6) && nBarMonth == 9 && nBarDay >= 20) {
            Strategy.doLong("Buy", Strategy.CLOSE, Strategy.THISBAR);
            setBarBgColor(Color.green, 0);
        }
    // sell
    } else if (isEyear(nBarYear) == true && nBarMonth == 11 &&
            nBarDay >= 20) {   
        Strategy.doSell("Sell", Strategy.CLOSE, Strategy.THISBAR);
        setBarBgColor(Color.red, 0);
    }
    
    if (Strategy.isInTrade() == true) {
        setBarBgColor(Color.green, 0);
    }
    
    return ;
}


function isEyear(nY) {
    var b = false;
    for (var i = 0; i < aEyear.length; i++) {
        if (aEyear[i] == nY) {
            b = true;
            i = aEyear.length;
        }
    }
    return b;
}

function verify() {
    var b = false;
    if (getBuildNumber() < 779) {
        drawTextAbsolute(5, 35, "This study requires version 8.0 or later.", 
            Color.white, Color.blue, Text.RELATIVETOBOTTOM|Text.RELATIVETOLEFT|Text.BOLD|Text.LEFT,
            null, 13, "error");
        drawTextAbsolute(5, 20, "Click HERE to upgrade.@URL=http://www.esignal.com/download/default.asp", 
            Color.white, Color.blue, Text.RELATIVETOBOTTOM|Text.RELATIVETOLEFT|Text.BOLD|Text.LEFT,
            null, 13, "upgrade");
        return b;
    } else {
        b = true;
    }
    
    return b;
}