// 
// This code was written by Jason Wall.  Feel free to use, and if you can, include a link back to www.walljm.com
// Jason@walljm.com // www.walljm.com
//
String.prototype.trim = function()
{
    return this.replace(/^\s+|\s+$/g, "");
}
String.prototype.ltrim = function()
{
    return this.replace(/^\s+/, "");
}
String.prototype.rtrim = function()
{
    return this.replace(/\s+$/, "");
}

function delVerse(v)
{
    var title = v.parentNode;
    var verse = title.nextSibling;
    var passages = title.parentNode;

    passages.removeChild(title);
    passages.removeChild(verse);
    createPassagePermalink();
}
var qBookname;
var qBook;
var qChapter;
var qVsStart;
var qVsEnd;
var myTestament;
var testament;

function loadVerse()
{
    // if file has querystring, get it.
    url = location.href;

    if (url.search(/\?/) != -1)
    {
        q = url.split('?');
        if (q[1])
        {
            if (q[1].search(/\=/) != -1)
            {
                var pairs = q[1].split('=');
                getQuery(unescape(pairs[1]));
            }
            else
            {
                getQuery(unescape(q[1]));
            }
        }
    }
}
function clearSearch()
{
    document.getElementById('ref').value = "";
    document.getElementById('result').innerHTML = "";
    document.getElementById('passage').innerHTML = "";

}

function nextBook()
{
    var refs = document.getElementById('ref').value.split(";");
    var passage = "";
    document.getElementById('result').innerHTML = "";
    for (var i = 0; i < refs.length; i++)
    {
        var ref = refs[i];
        if (ref.trim() != "")
        {
            var myReference = new Reference(ref.trim());
            if (myReference.book < 66)
            {
                getVersesByRef(myReference.book + 1, 1, 1, "*");
                passage += bookName(myReference.book + 1) + " 1";
                if (i + 1 < refs.length)
                {
                    passage += "; ";
                }
            } else
            {
                alert("You're already at the last book of the Bible. ;)");
                getVersesByRef(myReference.book, 1, 1, "*");
                passage += bookName(myReference.book) + " 1";
                if (i + 1 < refs.length)
                {
                    passage += "; ";
                }
            }
        }
    }
    document.getElementById('ref').value = passage;
}

function prevBook()
{
    var refs = document.getElementById('ref').value.split(";");
    var passage = "";
    document.getElementById('result').innerHTML = "";
    for (var i = 0; i < refs.length; i++)
    {
        var ref = refs[i];
        if (ref.trim() != "")
        {
            var myReference = new Reference(ref.trim());
            if (myReference.book > 1)
            {
                getVersesByRef(myReference.book - 1, 1, 1, "*");
                passage += bookName(myReference.book - 1) + " 1";
                if (i + 1 < refs.length)
                {
                    passage += "; ";
                }
            } else
            {
                alert("You're already at the last book of the Bible. ;)");
                getVersesByRef(myReference.book, 1, 1, "*");
                passage += bookName(myReference.book) + " 1";
                if (i + 1 < refs.length)
                {
                    passage += "; ";
                }
            }
        }
    }
    document.getElementById('ref').value = passage;
}
function showChapter()
{
    var refs = document.getElementById('ref').value.split(";");
    var passage = "";
    document.getElementById('result').innerHTML = "";
    for (var i = 0; i < refs.length; i++)
    {
        var ref = refs[i];
        if (ref.trim() != "")
        {
            var myReference = new Reference(ref.trim());
            getVersesByRef(myReference.book, myReference.chapter, 1, "*");
            passage += myReference.bookname + " " + myReference.chapter;
            if (i + 1 < refs.length)
            {
                passage += "; ";
            }
        }
    }
    document.getElementById('ref').value = passage;
}
function nextChapter()
{
    var refs = document.getElementById('ref').value.split(";");
    var passage = "";
    document.getElementById('result').innerHTML = "";
    for (var i = 0; i < refs.length; i++)
    {
        var ref = refs[i];
        if (ref.trim() != "")
        {
            var myReference = new Reference(ref.trim());
            if (myReference.chapter < myReference.lastchapter)
            {
                getVersesByRef(myReference.book, myReference.chapter + 1, 1, "*");
                passage += myReference.bookname + " " + (myReference.chapter + 1);
                if (i + 1 < refs.length)
                {
                    passage += "; ";
                }
            } else
            {
                alert("You're already at the last chapter in the book. ;)");
                getVersesByRef(myReference.book, myReference.chapter, 1, "*");
                passage += myReference.bookname + " " + (myReference.chapter);
                if (i + 1 < refs.length)
                {
                    passage += "; ";
                }
            }
        }
    }
    document.getElementById('ref').value = passage;
}
function prevChapter()
{
    var refs = document.getElementById('ref').value.split(";");
    var passage = "";
    document.getElementById('result').innerHTML = "";
    for (var i = 0; i < refs.length; i++)
    {
        var ref = refs[i];
        if (ref.trim() != "")
        {
            var myReference = new Reference(ref.trim());
            if (myReference.chapter > 1)
            {
                getVersesByRef(myReference.book, myReference.chapter - 1, 1, "*");
                passage += myReference.bookname + " " + (myReference.chapter - 1);
                if (i + 1 < refs.length)
                {
                    passage += "; ";
                }
            } else
            {
                alert("You're already at the first chapter in the book. ;)");
                getVersesByRef(myReference.book, myReference.chapter, 1, "*");
                passage += myReference.bookname + " " + (myReference.chapter);
                if (i + 1 < refs.length)
                {
                    passage += "; ";
                }
            }
        }
    }
    document.getElementById('ref').value = passage;
}


function getQuery()
{
    var query = $("#ref").val();
    var qs = query.split(";");
    clearSearch();
    for (var x in qs)
    {
        var q = qs[x].trim();
        if (q != "")
        {
            // its a search term.
            if (q.search(/[0-9]/i) == -1)
            {
                find(q);
            }
            // its a strongs lookup 
            else if (q.search(/(H|G)[0-9]/i) != -1)
            {
                var dict = q.substring(0, 1);
                if (dict.search(/h/i) != -1) { dict = "heb"; } else { dict = "grk"; }
                q = q.substring(1, q.length);
                getStrongs(q, dict);

            } 
            // its a verse reference.
            else
            {
                var passage = "";
                if (q.trim() != "")
                {
                    var myReference = new Reference(q.trim());
                    getVersesByRef(myReference.book, myReference.chapter, myReference.startverse, myReference.endverse);
                    passage += myReference.bookname + " " + myReference.chapter + ":" + myReference.startverse + "-" + myReference.endverse;
                }
            }
        }
    }
}
function getVersesByRef(book, chapter, startverse, endverse)
{
    var myReference = new Reference(bookName(book) + " " + chapter);
    var bookname = myReference.bookname;
    var longbookname = myReference.longbookname;
    qBookname = bookname
    qBook = book;
    qChapter = chapter;
    qVsStart = startverse;
    qVsEnd = endverse;
    document.getElementById('ref').value += bookname + " " + chapter + ":" + startverse + "-" + endverse + "; ";
    processReqChange(loadXMLDocSync("xml/" + book + "-" + chapter + ".xml"));
    createPassagePermalink();
}

function createPassagePermalink()
{

    var r = document.getElementById("result");
    var titles = r.getElementsByTagName("h2");
    var p = document.getElementById('passage');
    p.innerHTML = "";
    var t = "";
    for (var i = 0; i < titles.length; i++)
    {
        var title = titles[i].childNodes[2].innerHTML;
        t += title + "; ";
    }
    p.innerHTML += "<a style='border: none; text-decoration: none;' href='./?" + t + "' title='" + t + "'><img style='border: 0px;' src='images/shape_square_link.png' /></a>";
}

function myTraverse(node)
{
    var treeText = "";
    if (node != null)
    {
        if (node.hasChildNodes())
        {
            if (node.nodeName == "strongs")
            {
                // you need to test if this is the OT or NT and set the attribute accordingly.
                if (testament == "old")
                {
                    treeText += " <a href='./?H" + node.getAttribute("number") + "' onclick='getStrongs(";
                    treeText += node.getAttribute("number") + ", \"heb\"";
                }
                if (testament == "new")
                {
                    treeText += " <a href=\"./?G" + node.getAttribute("number") + "\" onclick='getStrongs(\"";
                    treeText += node.getAttribute("number") + "\", \"grk\"";
                }
                treeText += "); return false;' title='Strongs #: " + node.getAttribute("number") + "'>" + myTraverse(node.childNodes.item(0)) + "</a>";
            } else
            {
                treeText += '<' + node.nodeName + '>';
                for (var i = 0; i < node.childNodes.length; i++)
                {
                    treeText += myTraverse(node.childNodes.item(i));
                }
                treeText += '</' + node.nodeName + '>';
            }
        } else
        {
            if (node.nodeValue != null)
            {
                if (node.nodeValue.search(/^(\,|\.|\:|\?|\;|\!)/) != -1)
                {
                    treeText += node.nodeValue;
                } else
                {
                    treeText += " " + node.nodeValue;
                }
            }
        }
    }
    return treeText;
}

function processReqChange(xmlObj)
{
    // ...processing statements go here...
    var oDict = xmlObj.documentElement;
    var Books = oDict.getElementsByTagName("book");
    testament = Books.item(0).getAttribute("testament");
    var Chapters = oDict.getElementsByTagName("chapter");
    var result = document.getElementById('result');
    var resultText = "";
    for (i = 0; i < Chapters.length; i++)
    {
        var Chapter = Chapters.item(i);
        if (Chapter.getAttribute("number") == qChapter)
        {
            var Verses = Chapter.childNodes
            for (j = 0; j < Verses.length; j++)
            {
                var Verse = Verses.item(j);
                if (Verse.nodeName == "verse")
                {
                    if ((Verse.getAttribute("number") >= qVsStart && Verse.getAttribute("number") <= qVsEnd) || (Verse.getAttribute("number") >= qVsStart && qVsEnd == "*"))
                    {
                        var vNodes = Verse.childNodes;
                        resultText += "<b>" + Verse.getAttribute("number") + ".</b> ";
                        for (m = 0; m < vNodes.length; m++)
                        {
                            vNode = vNodes.item(m);
                            if (vNode.nodeName == "#text")
                            {
                                if (vNode.nodeValue.search(/^(\,|\.|\:|\?|\;|\!)/) != -1)
                                {
                                    resultText += vNode.nodeValue;
                                } else
                                {
                                    resultText += " " + vNode.nodeValue;
                                }
                            }
                            if (vNode.nodeName == "em")
                            {
                                resultText += myTraverse(vNode);
                            }
                            if (vNode.nodeName == "strongs")
                            {
                                // you need to test if this is the OT or NT and set the attribute accordingly.
                                if (testament == "old")
                                {
                                    resultText += " <a href='./?H" + vNode.getAttribute("number") + "' onclick='getStrongs(\"";
                                    resultText += vNode.getAttribute("number") + "\", \"heb\"";
                                }
                                if (testament == "new")
                                {
                                    resultText += " <a href='./?G" + vNode.getAttribute("number") + "' onclick='getStrongs(\"";
                                    resultText += vNode.getAttribute("number") + "\", \"grk\"";
                                }

                                resultText += "); return false;' title='Strongs #: " + vNode.getAttribute("number") + "'>" + myTraverse(vNode.childNodes.item(0)) + "</a>";
                            }
                        }
                        resultText += "<br />";
                    }
                }
            }
            result.innerHTML = "<h2 class='passages'><a style='border: 0px; text-decoration: none;' class='delverse' href='#' onclick='delVerse(this); return false;'><img style='border: 0px;' src='images/delverse.gif' width='16' height='16' /></a> | " + "<a href='./?" + qBookname + " " + qChapter + ":" + qVsStart + "-" + qVsEnd + "' title='" + qBookname + " " + qChapter + ":" + qVsStart + "-" + qVsEnd + "'>" + qBookname + " " + qChapter + ":" + qVsStart + "-" + qVsEnd + "</a></h2><div>" + resultText + "</div>" + result.innerHTML;
        }
    }
}