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/**
* Initialize jQuery UI and Plugin elements
*
* @todo Standardize how elements requiring listeners are identified (class or id)
*/
var shortForms = new Array(
"#gSearchForm",
"#gAddTagForm"
);
$("document").ready(function() {
// Album view only
if ($(".gItem").length) {
// Vertical align thumbnails/metadata in album grid
$(".gItem").wrapInner("<div></div>")
$('.gItem div').vAlign();
}
// Photo/Item item view only
if ($("#gItem").length) {
sizedImage();
}
// Apply Superfish menus
$("ul.gMenu").addClass("sf-menu");
$("ul#gViewMenu").addClass("sf-menu");
// Superfish menu options
$('ul.sf-menu').superfish({
delay: 500,
animation: {
opacity:'show',
height:'show'
},
speed: 'fast'
});
// Apply modal dialogs
$(".gMenuLink").addClass("gDialogLink");
$("#gLoginLink").addClass("gDialogLink");
var dialogLinks = $(".gDialogLink");
for (var i=0; i < dialogLinks.length; i++) {
$(dialogLinks[i]).bind("click", {element: dialogLinks[i]}, handleDialogEvent);
};
// Short forms
handleShortFormEvent(shortForms);
});
// Vertically align a block element's content
$.fn.vAlign = function() {
return this.each(function(i){
var ah = $(this).height();
var ph = $(this).parent().height();
var mh = (ph - ah) / 2;
$(this).css('margin-top', mh);
});
};
/**
* Reduce width of sized photo if it's wider than its parent container
*/
function sizedImage() {
var containerWidth = $("#gItem").width();
var oPhoto = $("#gItem img").filter(function() {
return this.id.match(/gPhotoId-/);
});
if (containerWidth < oPhoto.width()) {
var proportion = containerWidth / oPhoto.width();
oPhoto.width(containerWidth);
oPhoto.height(proportion * oPhoto.height());
}
}
/**
* Fire openDialog() and prevent links from opening
*
* @see openDialog()
*/
function handleDialogEvent(event) {
openDialog(event.data.element);
event.preventDefault();
}
/**
* Display modal dialogs, populate dialog with trigger link's title and href
*
* @requires ui.core
* @requires ui.draggable
* @requires ui.resizable
* @requires ui.dialog
* @see handleDialogEvent()
*
* @todo Set ui-dialog-buttonpane button values equal to the original form button value
* @todo Display loading animation on form submit
*/
function openDialog(element) {
var sHref = $(element).attr("href");
var sTitle = $(element).attr("title");
var eDialog = '<div id="gDialog"></div>';
$("body").append(eDialog);
var buttons = {};
buttons["Submit"] = function() {
$("#gDialog form").ajaxForm({
dataType: "json",
success: function(data) {
if (data.form) {
$("#gDialog form").replaceWith(data.form);
}
if (data.result == "success") {
$("#gDialog").dialog("close");
if (data.location) {
window.location = data.location;
} else {
window.location.reload();
}
}
}
}).submit();
};
buttons["Reset"] = function() {
$("#gDialog form").resetForm();
};
$("#gDialog").dialog({
autoResize: false,
draggable: true,
height: $(window).height() - 40,
modal: true,
overlay: {
opacity: 0.7,
background: "black"
},
resizable: true,
title: sTitle,
width: 600,
buttons: buttons,
close: function (event, ui) {
$("#gDialog").dialog('destroy').remove();
}
});
loading("#gDialog");
$(".ui-dialog-content").height(400);
$("#gDialog").html(sHref);
$.get(sHref, function(data) {
loading("#gDialog");
$("#gDialog").html(data).hide().fadeIn();
// Get dialog and it's contents' height
var contentHt = $(".ui-dialog-titlebar").height()
+ $(".ui-dialog-content form").height()
+ $(".ui-dialog-buttonpane").height()
+ 60;
// Resize height if content's shorter than dialog
if (contentHt < $("#gDialog").data("height.dialog")) {
$(".ui-dialog").animate({height: contentHt});
};
});
return false;
}
/**
* Handle initialization of all short forms
*
* @param array shortForms Array of short form IDs
*/
function handleShortFormEvent(shortForms) {
for (var i in shortForms) {
shortFormInit(shortForms[i]);
}
}
/**
* Initialize a short form. Short forms may contain only one text input.
*
* @param string formID The form's ID, including #
*/
function shortFormInit(formID) {
// Get the input ID and it's label text
var labelValue = $(formID + " label:first").html();
var inputID = "#" + $(formID + " input[type='text']:first").attr("id");
// Set the input value equal to label text
$(inputID).val(labelValue);
// Attach event listeners to the input
$(inputID).bind("focus blur", function(e){
var eLabelVal = $(this).siblings("label").html();
var eInputVal = $(this).val();
// Empty input value if it equals it's label
if (eLabelVal == eInputVal) {
$(this).val("");
// Reset the input value if it's empty
} else if ($(this).val() == "") {
$(this).val(eLabelVal);
}
});
}
/**
* Toggle the processing indicator, both large and small
*
* @param element ID to which to apply the loading class, including #
*/
function loading(element) {
var size;
switch (element) {
case "#gDialog":
size = "Large";
break;
default:
size = "Small";
break;
}
$(element).toggleClass("gLoading" + size);
}
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