/*
Name: global.js
Author: Tim Siney/IHQ/SArmy
Description: global javascript functions
Date: 08/10/02
Copyright: 2002 The Salvation Army
*/
//redirectToDev();
function redirectToDev() {
	// Redirect to development
	var loc=document.location.href.toLowerCase();
	window.status="Redirecting to Development Server.";
	if (loc.indexOf('secure1')!=-1) {
document.location.href=loc.replace('https://secure1','http://saihqd');
	}
}
function openWindow(page) {
OpenWin = window.open(page, "CtrlWindow", "width=600, height=500, toolbar=no, menubar=no, location=no, scrollbars=yes, resizable=yes");
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
//Search functions
function returnFalse(s){
//guess the field if not supplied
s = (s == null) ? document.forms[0].Query : s;

//do the search
doSearch(s);

//this line should always be here!!
return false;
} 
function openDbRelativeURL( url, target ){
//Check we have a target window;
target = (target == null ) ? window : target;
if (target == null || target==undefined) {
	target=this;
	
}
//Work out the path of the database;
path = location.pathname.split('.nsf')[0] + '.nsf/';
target.location.href = path + url;
}
function doSearch ( s ) {
	var regExp1 = /\bfield\b/;
	var regExp2 = /[(,),<,>,\[,\]]/;
	var str = s.value; 
	if ( str == "" ){ 
		alert("Please be sure to enter something to search for.");
		s.focus();
	} else { 
		if ( typeof regExp1.source != 'undefined' ) //supports regular 	expression testing 
			
			if ( regExp1.test( str ) || regExp2.test( str ) ){
				var alrt = "Please note that you can not include:"; 
				alrt += "\n\nThe word 'field'\nthe characters [, ], (, ), < or >";
				alrt += "\n\nin your search query!\n";
				s.focus();
				return alert( alrt );
			}
			
			//First lets strip out all values in qoutes, to ensure they are left intact:
			var regExp1 = /"[a-z0-9 ]+"/gi;
			var str1 = str.match(regExp1);
			//Strip out the quoted string
			str = str.replace(str1, "");
			//Strip out "and" from the string and replace with " ", 
			//ensuring we dont strip out "and" from within other words
			str = str.replace(/\band\b/gi, " ")
			//Strip out leading and trailing spaces
			str = str.replace(/ $/gi, "")
			str = str.replace(/^ /gi, "")
			//return strings not in qoutes and replace " " with " AND "
			var str2 = str.replace(/ +/gi, " AND ");
			//lets find out what the user wants to search for
			var path;
			if (document.all.mode1.checked==true){
				path = "vw_search_all";
			}
			if (document.all.mode2.checked==true){
				path = "vw_search_auth";
			}
			//This is hidden when served up by domino
			//if the Books category doesn't exist
if (document.all.mode3.checked==true){
				path = "vw_search_artist";
			}
			if (document.all.mode4.checked==true){
				path = "vw_search_isbn";
			}
			if (document.all.mode5.checked==true){
				path = "vw_search_refno";
			}
			//finally, lets build the search string
			var searchString;
			if(str1 == null){
				searchString = str2;
			}
			if(str2 == ""){
				searchString = str2;
			}
			if((str1 !== null) && (str2 !== "")){
				searchString = str1 + " AND " + str2;
			}
			
			openDbRelativeURL(path + "?SearchView&Query=" + escape( searchString ) + "&start=1&count=10&SearchFuzzy=False");
		}
}
function uppercase()
{
key = window.event.keyCode;
if ((key > 0x60) && (key < 0x7B))
window.event.keyCode = key-0x20;
}
function highlightSearchTerms(searchText, treatAsPhrase, warnOnFailure, highlightStartTag, highlightEndTag)
{
  // if the treatAsPhrase parameter is true, then we should search for 
  // the entire phrase that was entered; otherwise, we will split the
  // search string so that each word is searched for and highlighted
  // individually
  if (treatAsPhrase) {
    searchArray = [searchText];
  } else {
    searchArray = searchText.split(" ");
  }
  
  if (!document.body || typeof(document.body.innerHTML) == "undefined") {
    if (warnOnFailure) {
      alert("Sorry, for some reason the text of this page is unavailable. Searching will not work.");
    }
    return false;
  }
  
  var bodyText = document.body.innerHTML;
  for (var i = 0; i < searchArray.length; i++) {
    bodyText = doHighlight(bodyText, searchArray[i], highlightStartTag, highlightEndTag);
  }
  
  document.body.innerHTML = bodyText;
  return true;
}
function doHighlight(bodyText, searchTerm, highlightStartTag, highlightEndTag) 
{
  // the highlightStartTag and highlightEndTag parameters are optional
  if ((!highlightStartTag) || (!highlightEndTag)) {
    highlightStartTag = "<font style='color:blue; background-color:yellow;'>";
    highlightEndTag = "</font>";
  }
  
  // find all occurences of the search term in the given text,
  // and add some "highlight" tags to them (we're not using a
  // regular expression search, because we want to filter out
  // matches that occur within HTML tags and script blocks, so
  // we have to do a little extra validation)
  var newText = "";
  var i = -1;
  var lcSearchTerm = searchTerm.toLowerCase();
  var lcBodyText = bodyText.toLowerCase();
    
  while (bodyText.length > 0) {
    i = lcBodyText.indexOf(lcSearchTerm, i+1);
    if (i < 0) {
      newText += bodyText;
      bodyText = "";
    } else {
      // skip anything inside an HTML tag
      if (bodyText.lastIndexOf(">", i) >= bodyText.lastIndexOf("<", i)) {
        // skip anything inside a <script> block
        if (lcBodyText.lastIndexOf("/script>", i) >= lcBodyText.lastIndexOf("<script", i)) {
          newText += bodyText.substring(0, i) + highlightStartTag + bodyText.substr(i, searchTerm.length) + highlightEndTag;
          bodyText = bodyText.substr(i + searchTerm.length);
          lcBodyText = bodyText.toLowerCase();
          i = -1;
        }
      }
    }
  }
  
  return newText;
}