/**********************************************************************
The Alberta Library Online
$Id: weatherreport.js,v 1.7 2005/10/12 17:18:24 pcharoen Exp $
Author: Piyapong Charoenwattana
Version: $Revision: 1.7 $ $Date: 2005/10/12 17:18:24 $
SearchStats gadget creates these variables:
- var dbShortName = new Array(x); (string)
- var dbRows = new Array(x); (string)
- var dbUnavailables = new Array(x); (string)
- var dbSlow = new Array(x); (boolean)
- var dbCount = x; (int)
- var respTime = x; (double)
- var dbUnavailableNames = new Array(x); (string)
- var dbUnavailableMessages = new Array(x); (string)
**********************************************************************/
var popup;
var override = false;
var mainForm = document.forms['mainForm'];
var curDbs = new Array();
var topicStr;
var selectedTopic;
var allowOmit;
var target;
var indexName = new Array(3);
indexName[0] = 'Keyword';
indexName[1] = 'Author';
indexName[2] = 'Title phrase';
var captionText = 'Search in progress, please wait...';
var progress = ''
var barNo = 0;
function overLibSearchStats() {
document.mainForm.submit();
callOverLib();
window.setTimeout('displayStatus()', 1000);
return false;
}
function displayStatus() {
window.status = captionText;
callOverLib();
window.setTimeout('displayStatus()', 1000);
}
function callOverLib() {
overlib(displaySearchStats(), STICKY, CENTERPOPUP, SHADOW, CLOSECLICK, WIDTH, 400, HAUTO, CLOSETEXT, '', CLOSEFONTCLASS, 'closefontClass', BGCOLOR, '#e5b76d',FGCOLOR, '#FFFFE0', CAPTION, captionText, CAPTIONFONTCLASS, 'capfontClass');
}
function displaySearchStats() {
//var d;
// handle each type of search
if(document.mainForm.active.value == '3') {
// basic search
selectedTopic = document.mainForm.topic.selectedIndex;
target = document.mainForm.topic.options[selectedTopic].text;
topicStr = document.mainForm.topic.value + "+";
}
else if(document.mainForm.active.value == '2') {
// article search
selectedTopic = document.mainForm.dbname.selectedIndex;
target = document.mainForm.dbname.options[selectedTopic].text;
topicStr = document.mainForm.dbname.value + "+";
}
else if(document.mainForm.active.value == '4') {
// advanced search
topicStr = document.mainForm.topic.value;
target = document.mainForm.topicname.value;
}
else if(document.mainForm.active.value == '9') {
// history search
topicStr = '';
target = '';
}
else {
// refine search
topicStr = document.mainForm.topic.value;
target = document.mainForm.topicname.value;
}
ihtml = 'TAL Online';
ihtml = ihtml + '';
// estimate response time message
ihtml = ihtml + '';
ihtml = ihtml + '';
ihtml = ihtml + '';
ihtml = ihtml + '';
ihtml = ihtml + 'We estimate your search will take ' + respTime + ' seconds. Thank you for being patient.';
ihtml = ihtml + ' | ';
// unavailable database message
if(dbUnavailableNames.length > 0) {
var i;
var dbMsg = '';
for(i = 0; i < dbUnavailableNames.length; i++) {
if(topicStr.indexOf(dbUnavailableNames[i]) > - 1) {
dbMsg = dbMsg + "" + dbUnavailableMessages[i] + "";
}
}
// if found in dblist, show message
if(dbMsg.length > 0) {
ihtml = ihtml + '';
ihtml = ihtml + 'The following databases have been excluded from your search due to slowness or lack of availability:';
ihtml = ihtml + ' | ';
ihtml = ihtml + '';
ihtml = ihtml + dbMsg;
ihtml = ihtml + ' | ';
}
}
ihtml = ihtml + ' ';
progress = progress + ' ';
barNo = barNo + 1;
ihtml = ihtml + ' |
' + progress + ' |
';
ihtml = ihtml + '';
if (barNo > 39) {
barNo = 0;
progress = '';
}
return ihtml;
}
function overrideSubmit(deleteSlowDbs) {
override = true;
if(deleteSlowDbs) {
x = topicStr.indexOf("::") + 3;
if(x >= 0) {
topicStr = topicStr.substring(0, x - 1);
var first = true;
x = 0;
var y = 0;
var newCurDbs = new Array();
while(curDbs[x] != null) {
if(dbSlow[curDbs[x]] != "true") {
if(first) {
first = false;
}
else {
topicStr += "+";
}
topicStr += dbShortName[curDbs[x]];
newCurDbs[y] = curDbs[x];
y++;
}
x++;
}
if(document.mainForm.active.value == "4") {
document.mainForm.topic.value = topicStr;
}
else {
document.mainForm.topic.options[selectedTopic].value = topicStr;
}
curDbs = newCurDbs;
}
}
openPopup(false);
document.forms[0].submit();
override = false;
}
function openPopup(slow) {
popup = window.open('', "popup", 'width=350,height=600,top=200,left=340,dependent,scrollbars=yes');
if(popup.opener == null) popup.opener = self;
popup.focus();
var d;
with(popup.document) {
write(' TAL Online');
write('');
write('');
write('');
if(!slow) {
write(' ');
}
write(' |
');
write('');
write(' | ');
write('
');
if(slow) {
write('');
write('Server Problem |
\n');
}
write('
');
write('| Searching: | ');
write('' + target + ' | ');
var x;
// check for advanced search
if(document.mainForm.active.value == "4") {
write('
| for: | ');
write('');
var i = 0;
if(document.mainForm.termA.value.length > 0) {
write(document.mainForm.indexA.options[document.mainForm.indexA.selectedIndex].text + ' ');
write('"' + document.mainForm.termA.value + '"');
}
if(document.mainForm.termB.value.length > 0) {
write(' |
| | ');
write(document.mainForm.operatorB.options[document.mainForm.operatorB.selectedIndex].text);
write(' ' + document.mainForm.indexB.options[document.mainForm.indexB.selectedIndex].text + ' ');
write('"' + document.mainForm.termB.value + '"');
}
if(document.mainForm.termC.value.length > 0) {
write(' |
| | ');
write(document.mainForm.operatorC.options[document.mainForm.operatorC.selectedIndex].text);
write(' ' + document.mainForm.indexC.options[document.mainForm.indexC.selectedIndex].text + ' ');
write('"' + document.mainForm.termC.value + '"');
}
write(' | ');
}
else {
for(x = 0; x <= 2; x++) {
if(document.mainForm.indexsrch[x].checked)
break;
}
write('
| for: | ');
write('' + indexName[x] + ': ');
write('"' + document.mainForm.termsrch.value + '" | ');
}
write('
\n');
if(slow) {
write('Your search includes one or more servers that have recently been experiencing network difficulties:
');
write('');
write('| Database | | Seconds | | Status |
\n');
x = 0;
while(curDbs[x] != null) {
if((dbSlow[curDbs[x]] == "true")) {
write(dbRows[curDbs[x]] + "\n");
}
x++;
}
write('
');
write('Would you like to:
\n');
write('Abort the search \n');
write('Proceed \n');
if(allowOmit && curDbs.length > 1) {
write('Proceed, but omit this/these server(s) \n');
}
write('
');
}
write('
');
write('');
write('| ');
write('Recent response times');
write(' |
');
write('| Resource Name | ');
write(' | ');
write('Seconds | ');
write(' | ');
write('Status | ');
write('
');
x = 0;
while(curDbs[x] != null) {
if((!(slow)) ||(dbSlow[curDbs[x]] != "true")) {
write(dbRows[curDbs[x]] + "\n");
}
x++;
}
write('
');
write('');
write('');
}
popup.document.close();
}
function openBasicSearchPopup() {
popup = window.open('', "popup", 'width=400,height=300,top=200,left=340,dependent,scrollbars=yes');
if(popup.opener == null) popup.opener = self;
popup.focus();
var d;
// handle each type of search
if(document.mainForm.active.value == '3') {
// basic search
selectedTopic = document.mainForm.topic.selectedIndex;
target = document.mainForm.topic.options[selectedTopic].text;
topicStr = document.mainForm.topic.value + "+";
}
else if(document.mainForm.active.value == '2') {
// article search
selectedTopic = document.mainForm.dbname.selectedIndex;
target = document.mainForm.dbname.options[selectedTopic].text;
topicStr = document.mainForm.dbname.value + "+";
}
else if(document.mainForm.active.value == '4') {
// advanced search
topicStr = document.mainForm.topic.value;
target = document.mainForm.topicname.value;
}
else {
// refine search
topicStr = document.mainForm.topic.value;
target = document.mainForm.topicname.value;
}
with(popup.document) {
write('TAL Online');
write('');
write('');
write('');
write(' | ');
write('
');
write('
');
write('| Searching: | ');
write('' + target + ' | ');
if(document.mainForm.active.value == '4') {
// advanced search indexes
write('
| for: | ');
write('');
var i = 0;
if(document.mainForm.termA.value.length > 0) {
write(document.mainForm.indexA.options[document.mainForm.indexA.selectedIndex].text + ' ');
write('"' + document.mainForm.termA.value + '"');
}
if(document.mainForm.termB.value.length > 0) {
write(' |
| | ');
write(document.mainForm.operatorB.options[document.mainForm.operatorB.selectedIndex].text);
write(' ' + document.mainForm.indexB.options[document.mainForm.indexB.selectedIndex].text + ' ');
write('"' + document.mainForm.termB.value + '"');
}
if(document.mainForm.termC.value.length > 0) {
write(' |
| | ');
write(document.mainForm.operatorC.options[document.mainForm.operatorC.selectedIndex].text);
write(' ' + document.mainForm.indexC.options[document.mainForm.indexC.selectedIndex].text + ' ');
write('"' + document.mainForm.termC.value + '"');
}
write(' | ');
}
else if(document.mainForm.active.value == '2' || document.mainForm.active.value == '3') {
// basic, article search indexes (keyword, author, title)
var x;
for(x = 0; x <= 2; x++) {
if(document.mainForm.indexsrch[x].checked)
break;
}
write('
| for: | ');
write('' + indexName[x] + ': ');
write('"' + document.mainForm.termsrch.value + '" | ');
}
else {
// refine search
var x;
for(x = 0; x <= 2; x++) {
if(document.mainForm.indexsrch[x].checked)
break;
}
write('
| for: | ');
write('' + document.mainForm.termsrchold.value + ' ');
if(document.mainForm.termsrch.value.length > 0) {
write(document.mainForm.operatorsrch.options[document.mainForm.operatorsrch.selectedIndex].text);
write(' ' + document.mainForm.indexsrch.options[document.mainForm.indexsrch.selectedIndex].text + ' ');
write('"' + document.mainForm.termsrch.value + '"');
}
write(' | ');
}
write('
\n');
// estimate response time message
write('');
write('');
write('');
write('We estimate your search will take ' + respTime + ' seconds. Thank you for being patient.');
write(' |
');
// unavailable database message
if(dbUnavailableNames.length > 0) {
var i;
var dbMsg = '';
for(i = 0; i < dbUnavailableNames.length; i++) {
if(topicStr.indexOf(dbUnavailableNames[i]) > - 1) {
dbMsg = dbMsg + "" + dbUnavailableMessages[i] + "";
}
}
// if found in dblist, show message
if(dbMsg.length > 0) {
write('');
write('The following databases have been excluded from your search due to slowness or lack of availability:');
write(' |
');
write('');
write(dbMsg);
write(' |
');
}
}
// close window button
write('| ');
write('');
write(' |
');
write('
');
write('');
write('');
}
popup.document.close();
return true;
}
function handleSubmit() {
// need to check whether current db list includes a slow server
var slow = false;
if(override == false) {
if(document.mainForm.topic) {
selectedTopic = document.mainForm.topic.selectedIndex;
// check for advance search
if(document.mainForm.active.value == "4") {
topicStr = document.mainForm.topic.value;
}
else {
topicStr = document.mainForm.topic.options[selectedTopic].value;
}
tmpStr = topicStr.substring(topicStr.indexOf("::") + 2) + "+";
var curDbsPtr = 0;
for(x = 0; x <= dbCount; x++) {
if(tmpStr.indexOf(dbShortName[x] + "+") >= 0) {
curDbs[curDbsPtr] = x;
if(dbSlow[x] == 'true') {
slow = true;
}
curDbsPtr++;
}
}
curDbs[curDbsPtr] = null;
// needed by IE4.01
allowOmit = true;
if(document.mainForm.active.value == "4") {
target = document.mainForm.topicname.value;
}
else {
target = document.mainForm.topic.options[selectedTopic].text;
}
}
else {
// no topic, just single db
var curDbName = document.mainForm.dbname.options[document.mainForm.dbname.selectedIndex].value;
for(x = 0; x <= dbCount; x++) {
if(curDbName == dbShortName[x]) {
curDbs[0] = x;
if(dbSlow[x] == 'true') {
slow = true;
}
break;
}
}
curDbsPtr = 1;
allowOmit = false;
target = document.mainForm.dbname.options[document.mainForm.dbname.selectedIndex].text;
}
}
openPopup(slow);
return !(slow);
}
function closePopup() {
if(popup && !popup.closed) popup.close();
}
function explain(s) {
explainWin = window.open('/explains/' + s, 'explainWin', 'width=400,height=400,resizable =1,scrollbars=1,menubar=0');
if(explainWin && !explainWin.closed) explainWin.focus();
}
function findRegion() {
findRegionWin = window.open('/RegionFinder/form.jsp', 'findRegionWin', 'top=200,left=340,dependent,width=400,height=400,resizable=1,scrollbars=1,menubar=0');
if(findRegionWin && !findRegionWin.closed) findRegionWin.focus();
}
function findRegionForm() {
ihtml = '';
document.getElementById('findRegionFrame').innerHTML = ihtml;
}
function closeFindRegionForm() {
ihtml = 'To find your region again, please click on the link above.
';
document.getElementById('findRegionFrame').innerHTML = ihtml;
}