Current File : /home/admin/public_html/old/happyezystyle/board/Themes/default/scripts/suggest.js
// This file contains javascript associated with a autosuggest control
function smc_AutoSuggest(oOptions)
{
this.opt = oOptions;
// Store the handle to the text box.
this.oTextHandle = document.getElementById(this.opt.sControlId);
this.oRealTextHandle = null;
this.oSuggestDivHandle = null;
this.sLastSearch = '';
this.sLastDirtySearch = '';
this.oSelectedDiv = null;
this.aCache = [];
this.aDisplayData = [];
// How many objects can we show at once?
this.iMaxDisplayQuantity = typeof(this.opt.iMaxDisplayQuantity) == 'integer' ? this.opt.iMaxDisplayQuantity : 15;
// How many characters shall we start searching on?
this.iMinimumSearchChars = typeof(this.opt.iMinimumSearchChars) == 'integer' ? this.opt.iMinimumSearchChars : 3;
// Should selected items be added to a list?
this.bItemList = typeof(this.opt.bItemList) == 'boolean' ? this.opt.bItemList : false;
// Are there any items that should be added in advance?
this.aListItems = typeof(this.opt.aListItems) == 'object' ? this.opt.aListItems : [];
this.sItemTemplate = typeof(this.opt.sItemTemplate) == 'string' ? this.opt.sItemTemplate : '<input type="hidden" name="%post_name%[]" value="%item_id%" /><a href="%item_href%" class="extern" onclick="window.open(this.href, \'_blank\'); return false;">%item_name%</a> <input type="image" src="%images_url%/pm_recipient_delete.gif" onclick="return %self%.deleteAddedItem(%item_id%);" alt="%delete_text%" title="%delete_text%" />';
this.sTextDeleteItem = typeof(this.opt.sTextDeleteItem) == 'string' ? this.opt.sTextDeleteItem : '';
this.oCallback = {};
this.bDoAutoAdd = false;
this.oHideTimer = null;
this.bPositionComplete = false;
this.oXmlRequestHandle = null;
// Just make sure the page is loaded before calling the init.
setTimeout(this.opt.sSelf + '.init();', 1);
}
smc_AutoSuggest.prototype.init = function init()
{
if (!window.XMLHttpRequest)
return false;
// Create a div that'll contain the results later on.
this.oSuggestDivHandle = document.createElement('div');
this.oSuggestDivHandle.className = 'auto_suggest_div';
document.body.appendChild(this.oSuggestDivHandle);
// Create a backup text input.
this.oRealTextHandle = document.createElement('input');
this.oRealTextHandle.type = 'hidden';
this.oRealTextHandle.name = this.oTextHandle.name;
this.oRealTextHandle.value = this.oTextHandle.value;
this.oTextHandle.form.appendChild(this.oRealTextHandle);
// Disable autocomplete in any browser by obfuscating the name.
this.oTextHandle.name = 'dummy_' + Math.floor(Math.random() * 1000000);
this.oTextHandle.autocomplete = 'off';
this.oTextHandle.instanceRef = this;
this.oTextHandle.onkeydown = function (oEvent) {
return this.instanceRef.handleKey(oEvent);
};
this.oTextHandle.onkeyup = function (oEvent) {
return this.instanceRef.autoSuggestUpdate(oEvent);
};
this.oTextHandle.onchange = function (oEvent) {
return this.instanceRef.autoSuggestUpdate(oEvent);
};
this.oTextHandle.onblur = function (oEvent) {
return this.instanceRef.autoSuggestHide(oEvent);
};
this.oTextHandle.onfocus = function (oEvent) {
return this.instanceRef.autoSuggestUpdate(oEvent);
};
if (this.bItemList)
{
if (typeof(this.opt.sItemListContainerId) == 'string')
this.oItemList = document.getElementById(this.opt.sItemListContainerId);
else
{
this.oItemList = document.createElement('div');
this.oTextHandle.parentNode.insertBefore(this.oItemList, this.oTextHandle.nextSibling);
}
}
if (this.aListItems.length > 0)
{
for (var i = 0, n = this.aListItems.length; i < n; i++)
{
this.addItemLink(this.aListItems[i].sItemId, this.aListItems[i].sItemName);
}
}
return true;
}
// Was it an enter key - if so assume they are trying to select something.
smc_AutoSuggest.prototype.handleKey = function(oEvent)
{
// Grab the event object, one way or the other
if (!oEvent)
oEvent = window.event;
// Get the keycode of the key that was pressed.
var iKeyPress = 0;
if (oEvent.keyCode)
iKeyPress = oEvent.keyCode;
else if (oEvent.which)
iKeyPress = oEvent.which;
switch (iKeyPress)
{
// Tab.
case 9:
if (this.aDisplayData.length > 0)
{
if (this.oSelectedDiv != null)
this.itemClicked(this.oSelectedDiv);
else
this.handleSubmit();
}
// Continue to the next control.
return true;
break;
// Enter.
case 13:
if (this.aDisplayData.length > 0)
{
if (this.oSelectedDiv != null)
this.itemClicked(this.oSelectedDiv);
else
this.handleSubmit();
}
// Do our best to stop it submitting the form!
return false;
break;
// Up/Down arrow?
case 38:
case 40:
if (this.aDisplayData.length && this.oSuggestDivHandle.style.visibility != 'hidden')
{
// Loop through the display data trying to find our entry.
var bPrevHandle = false;
var oToHighlight = null;
for (i = 0; i < this.aDisplayData.length; i++)
{
// If we're going up and yet the top one was already selected don't go around.
if (this.oSelectedDiv != null && this.oSelectedDiv == this.aDisplayData[i] && i == 0 && iKeyPress == 38)
{
oToHighlight = this.oSelectedDiv;
break;
}
// If nothing is selected and we are going down then we select the first one.
if (this.oSelectedDiv == null && iKeyPress == 40)
{
oToHighlight = this.aDisplayData[i];
break;
}
// If the previous handle was the actual previously selected one and we're hitting down then this is the one we want.
if (bPrevHandle != false && bPrevHandle == this.oSelectedDiv && iKeyPress == 40)
{
oToHighlight = this.aDisplayData[i];
break;
}
// If we're going up and this is the previously selected one then we want the one before, if there was one.
if (bPrevHandle != false && this.aDisplayData[i] == this.oSelectedDiv && iKeyPress == 38)
{
oToHighlight = bPrevHandle;
break;
}
// Make the previous handle this!
bPrevHandle = this.aDisplayData[i];
}
// If we don't have one to highlight by now then it must be the last one that we're after.
if (oToHighlight == null)
oToHighlight = bPrevHandle;
// Remove any old highlighting.
if (this.oSelectedDiv != null)
this.itemMouseOut(this.oSelectedDiv);
// Mark what the selected div now is.
this.oSelectedDiv = oToHighlight;
this.itemMouseOver(this.oSelectedDiv);
}
break;
}
return true;
}
// Functions for integration.
smc_AutoSuggest.prototype.registerCallback = function(sCallbackType, sCallback)
{
if (sCallbackType == 'onBeforeAddItem')
this.oCallback.onBeforeAddItem = sCallback;
if (sCallbackType == 'onBeforeUpdate')
this.oCallback.onBeforeUpdate = sCallback;
}
// User hit submit?
smc_AutoSuggest.prototype.handleSubmit = function()
{
var bReturnValue = true;
var oFoundEntry = null;
// Do we have something that matches the current text?
for (i = 0; i < this.aCache.length; i++)
{
if (this.sLastSearch.toLowerCase() == this.aCache[i].sItemName.toLowerCase().substr(0, this.sLastSearch.length))
{
// Exact match?
if (this.sLastSearch.length == this.aCache[i].sItemName.length)
{
// This is the one!
oFoundEntry = {
sItemId: this.aCache[i].sItemId,
sItemName: this.aCache[i].sItemName
};
break;
}
// Not an exact match, but it'll do for now.
else
{
// If we have two matches don't find anything.
if (oFoundEntry != null)
bReturnValue = false;
else
oFoundEntry = {
sItemId: this.aCache[i].sItemId,
sItemName: this.aCache[i].sItemName
};
}
}
}
if (oFoundEntry == null || bReturnValue == false)
return bReturnValue;
else
{
this.addItemLink(oFoundEntry.sItemId, oFoundEntry.sItemName, true);
return false;
}
}
// Positions the box correctly on the window.
smc_AutoSuggest.prototype.positionDiv = function()
{
// Only do it once.
if (this.bPositionComplete)
return true;
this.bPositionComplete = true;
// Put the div under the text box.
var aParentPos = smf_itemPos(this.oTextHandle);
this.oSuggestDivHandle.style.left = aParentPos[0] + 'px';
this.oSuggestDivHandle.style.top = (aParentPos[1] + this.oTextHandle.offsetHeight) + 'px';
this.oSuggestDivHandle.style.width = this.oTextHandle.style.width;
return true;
}
// Do something after clicking an item.
smc_AutoSuggest.prototype.itemClicked = function(oCurElement)
{
// Is there a div that we are populating?
if (this.bItemList)
this.addItemLink(oCurElement.sItemId, oCurElement.innerHTML);
// Otherwise clear things down.
else
this.oTextHandle.value = oCurElement.innerHTML;
this.oRealTextHandle.value = this.oTextHandle.value;
this.autoSuggestActualHide();
this.oSelectedDiv = null;
}
// Remove the last searched for name from the search box.
smc_AutoSuggest.prototype.removeLastSearchString = function ()
{
// Remove the text we searched for from the div.
var sTempText = this.oTextHandle.value.toLowerCase();
var iStartString = sTempText.indexOf(this.sLastSearch.toLowerCase());
// Just attempt to remove the bits we just searched for.
if (iStartString != -1)
{
while (iStartString > 0)
{
if (sTempText.charAt(iStartString - 1) == '"' || sTempText.charAt(iStartString - 1) == ',' || sTempText.charAt(iStartString - 1) == ' ')
{
iStartString--;
if (sTempText.charAt(iStartString - 1) == ',')
break;
}
else
break;
}
// Now remove anything from iStartString upwards.
this.oTextHandle.value = this.oTextHandle.value.substr(0, iStartString);
}
// Just take it all.
else
this.oTextHandle.value = '';
}
// Add a result if not already done.
smc_AutoSuggest.prototype.addItemLink = function (sItemId, sItemName, bFromSubmit)
{
// If there's a callback then call it.
if (typeof(this.oCallback.onBeforeAddItem) == 'string')
{
// If it returns false the item must not be added.
if (!eval(this.oCallback.onBeforeAddItem + '(' + this.opt.sSelf + ', \'' + sItemId + '\');'))
return;
}
var oNewDiv = document.createElement('div');
oNewDiv.id = 'suggest_' + this.opt.sSuggestId + '_' + sItemId;
setInnerHTML(oNewDiv, this.sItemTemplate.replace(/%post_name%/g, this.opt.sPostName).replace(/%item_id%/g, sItemId).replace(/%item_href%/g, smf_prepareScriptUrl(smf_scripturl) + this.opt.sURLMask.replace(/%item_id%/g, sItemId)).replace(/%item_name%/g, sItemName).replace(/%images_url%/g, smf_images_url).replace(/%self%/g, this.opt.sSelf).replace(/%delete_text%/g, this.sTextDeleteItem));
this.oItemList.appendChild(oNewDiv);
// Clear the div a bit.
this.removeLastSearchString();
// If we came from a submit, and there's still more to go, turn on auto add for all the other things.
if (this.oTextHandle.value != '' && bFromSubmit)
this.bDoAutoAdd = true;
else
this.bDoAutoAdd = false;
// Update the fellow..
this.autoSuggestUpdate();
}
// Delete an item that has been added if at all?
smc_AutoSuggest.prototype.deleteAddedItem = function (sItemId)
{
var oDiv = document.getElementById('suggest_' + this.opt.sSuggestId + '_' + sItemId);
// Remove the div if it exists.
if (typeof(oDiv) == 'object' && oDiv != null)
oDiv.parentNode.removeChild(document.getElementById('suggest_' + this.opt.sSuggestId + '_' + sItemId));
return false;
}
// Hide the box.
smc_AutoSuggest.prototype.autoSuggestHide = function ()
{
// Delay to allow events to propogate through....
this.oHideTimer = setTimeout(this.opt.sSelf + '.autoSuggestActualHide();', 250);
}
// Do the actual hiding after a timeout.
smc_AutoSuggest.prototype.autoSuggestActualHide = function()
{
this.oSuggestDivHandle.style.display = 'none';
this.oSuggestDivHandle.style.visibility = 'hidden';
this.oSelectedDiv = null;
}
// Show the box.
smc_AutoSuggest.prototype.autoSuggestShow = function()
{
if (this.oHideTimer)
{
clearTimeout(this.oHideTimer);
this.oHideTimer = false;
}
this.positionDiv();
this.oSuggestDivHandle.style.visibility = 'visible';
this.oSuggestDivHandle.style.display = '';
}
// Populate the actual div.
smc_AutoSuggest.prototype.populateDiv = function(aResults)
{
// Cannot have any children yet.
while (this.oSuggestDivHandle.childNodes[0])
{
// Tidy up the events etc too.
this.oSuggestDivHandle.childNodes[0].onmouseover = null;
this.oSuggestDivHandle.childNodes[0].omouseout = null;
this.oSuggestDivHandle.childNodes[0].click = null;
this.oSuggestDivHandle.removeChild(this.oSuggestDivHandle.childNodes[0]);
}
// Something to display?
if (typeof(aResults) == 'undefined')
{
this.aDisplayData = [];
return false;
}
var aNewDisplayData = [];
for (i = 0; i < (aResults.length > this.iMaxDisplayQuantity ? this.iMaxDisplayQuantity : aResults.length); i++)
{
// Create the sub element
var oNewDivHandle = document.createElement('div');
oNewDivHandle.sItemId = aResults[i].sItemId;
oNewDivHandle.className = 'auto_suggest_item';
oNewDivHandle.innerHTML = aResults[i].sItemName;
//oNewDivHandle.style.width = this.oTextHandle.style.width;
this.oSuggestDivHandle.appendChild(oNewDivHandle);
// Attach some events to it so we can do stuff.
oNewDivHandle.instanceRef = this;
oNewDivHandle.onmouseover = function (oEvent)
{
this.instanceRef.itemMouseOver(this);
}
oNewDivHandle.onmouseout = function (oEvent)
{
this.instanceRef.itemMouseOut(this);
}
oNewDivHandle.onclick = function (oEvent)
{
this.instanceRef.itemClicked(this);
}
aNewDisplayData[i] = oNewDivHandle;
}
this.aDisplayData = aNewDisplayData;
return true;
}
// Refocus the element.
smc_AutoSuggest.prototype.itemMouseOver = function (oCurElement)
{
this.oSelectedDiv = oCurElement;
oCurElement.className = 'auto_suggest_item_hover';
}
// Onfocus the element
smc_AutoSuggest.prototype.itemMouseOut = function (oCurElement)
{
oCurElement.className = 'auto_suggest_item';
}
smc_AutoSuggest.prototype.onSuggestionReceived = function (oXMLDoc)
{
var sQuoteText = '';
var aItems = oXMLDoc.getElementsByTagName('item');
this.aCache = [];
for (var i = 0; i < aItems.length; i++)
{
this.aCache[i] = {
sItemId: aItems[i].getAttribute('id'),
sItemName: aItems[i].childNodes[0].nodeValue
};
// If we're doing auto add and we find the exact person, then add them!
if (this.bDoAutoAdd && this.sLastSearch == this.aCache[i].sItemName)
{
var oReturnValue = {
sItemId: this.aCache[i].sItemId,
sItemName: this.aCache[i].sItemName
};
this.aCache = [];
return this.addItemLink(oReturnValue.sItemId, oReturnValue.sItemName, true);
}
}
// Check we don't try to keep auto updating!
this.bDoAutoAdd = false;
// Populate the div.
this.populateDiv(this.aCache);
// Make sure we can see it - if we can.
if (aItems.length == 0)
this.autoSuggestHide();
else
this.autoSuggestShow();
return true;
}
// Get a new suggestion.
smc_AutoSuggest.prototype.autoSuggestUpdate = function ()
{
// If there's a callback then call it.
if (typeof(this.oCallback.onBeforeUpdate) == 'string')
{
// If it returns false the item must not be added.
if (!eval(this.oCallback.onBeforeUpdate + '(' + this.opt.sSelf + ');'))
return false;
}
this.oRealTextHandle.value = this.oTextHandle.value;
if (isEmptyText(this.oTextHandle))
{
this.aCache = [];
this.populateDiv();
this.autoSuggestHide();
return true;
}
// Nothing changed?
if (this.oTextHandle.value == this.sLastDirtySearch)
return true;
this.sLastDirtySearch = this.oTextHandle.value;
// We're only actually interested in the last string.
var sSearchString = this.oTextHandle.value.replace(/^("[^"]+",[ ]*)+/, '').replace(/^([^,]+,[ ]*)+/, '');
if (sSearchString.substr(0, 1) == '"')
sSearchString = sSearchString.substr(1);
// Stop replication ASAP.
var sRealLastSearch = this.sLastSearch;
this.sLastSearch = sSearchString;
// Either nothing or we've completed a sentance.
if (sSearchString == '' || sSearchString.substr(sSearchString.length - 1) == '"')
{
this.populateDiv();
return true;
}
// Nothing?
if (sRealLastSearch == sSearchString)
return true;
// Too small?
else if (sSearchString.length < this.iMinimumSearchChars)
{
this.aCache = [];
this.autoSuggestHide();
return true;
}
else if (sSearchString.substr(0, sRealLastSearch.length) == sRealLastSearch)
{
// Instead of hitting the server again, just narrow down the results...
var aNewCache = [];
var j = 0;
var sLowercaseSearch = sSearchString.toLowerCase();
for (var k = 0; k < this.aCache.length; k++)
{
if (this.aCache[k].sItemName.substr(0, sSearchString.length).toLowerCase() == sLowercaseSearch)
aNewCache[j++] = this.aCache[k];
}
this.aCache = [];
if (aNewCache.length != 0)
{
this.aCache = aNewCache;
// Repopulate.
this.populateDiv(this.aCache);
// Check it can be seen.
this.autoSuggestShow();
return true;
}
}
// In progress means destroy!
if (this.oXmlRequestHandle != null && typeof(this.oXmlRequestHandle) == "object")
this.oXmlRequestHandle.abort();
// Clean the text handle.
sSearchString = sSearchString.php_to8bit().php_urlencode();
// Get the document.
this.tmpMethod = getXMLDocument;
this.oXmlRequestHandle = this.tmpMethod(smf_prepareScriptUrl(smf_scripturl) + 'action=suggest;suggest_type=' + this.opt.sSearchType + ';search=' + sSearchString + ';sesc=' + this.opt.sSessionId + ';xml;time=' + (new Date().getTime()), this.onSuggestionReceived);
delete this.tmpMethod;
return true;
}