File: /var/www/intranet.kauko.lt/wp-content/plugins/file-away/lib/js/filertify.js
/**
* alertify
* An unobtrusive customizable JavaScript notification system
*
* @author Fabien Doiron <fabien.doiron@gmail.com>
* @copyright Fabien Doiron 2013
* @license MIT <http://opensource.org/licenses/mit-license.php>
* @link http://fabien-d.github.com/alertify.js/
* @module alertify
* @version 0.3.11
*/
(function (global, undefined) {
"use strict";
var document = global.document,
Filertify;
Filertify = function () {
var _filertify = {},
dialogs = {},
isopen = false,
keys = { ENTER: 13, ESC: 27, SPACE: 32 },
queue = [],
$, btnCancel, btnOK, btnReset, btnResetBack, btnFocus, elCallee, elCover, elDialog, elLog, form, input, getTransitionEvent;
/**
* Markup pieces
* @type {Object}
*/
dialogs = {
buttons : {
holder : "<nav class=\"filertify-buttons\">{{buttons}}</nav>",
submit : "<button type=\"submit\" class=\"filertify-button filertify-button-ok\" id=\"filertify-ok\">{{ok}}</button>",
ok : "<button class=\"filertify-button filertify-button-ok\" id=\"filertify-ok\">{{ok}}</button>",
cancel : "<button class=\"filertify-button filertify-button-cancel\" id=\"filertify-cancel\">{{cancel}}</button>"
},
input : "<div class=\"filertify-text-wrapper\"><input type=\"text\" class=\"filertify-text\" id=\"filertify-text\"></div>",
message : "<p class=\"filertify-message\">{{message}}</p>",
log : "<article class=\"filertify-log{{class}}\">{{message}}</article>"
};
/**
* Return the proper transitionend event
* @return {String} Transition type string
*/
getTransitionEvent = function () {
var t,
type,
supported = false,
el = document.createElement("fakeelement"),
transitions = {
"WebkitTransition" : "webkitTransitionEnd",
"MozTransition" : "transitionend",
"OTransition" : "otransitionend",
"transition" : "transitionend"
};
for (t in transitions) {
if (el.style[t] !== undefined) {
type = transitions[t];
supported = true;
break;
}
}
return {
type : type,
supported : supported
};
};
/**
* Shorthand for document.getElementById()
*
* @param {String} id A specific element ID
* @return {Object} HTML element
*/
$ = function (id) {
return document.getElementById(id) !== 'undefined' && document.getElementById(id) != undefined ?
document.getElementById(id) : document.getElementById(id);
};
/**
* Filertify private object
* @type {Object}
*/
_filertify = {
/**
* Labels object
* @type {Object}
*/
labels : {
ok : "OK",
cancel : "Cancel"
},
/**
* Delay number
* @type {Number}
*/
delay : 5000,
/**
* Whether buttons are reversed (default is secondary/primary)
* @type {Boolean}
*/
buttonReverse : false,
/**
* Which button should be focused by default
* @type {String} "ok" (default), "cancel", or "none"
*/
buttonFocus : "ok",
/**
* Set the transition event on load
* @type {[type]}
*/
transition : undefined,
/**
* Set the proper button click events
*
* @param {Function} fn [Optional] Callback function
*
* @return {undefined}
*/
addListeners : function (fn) {
var hasOK = (typeof btnOK !== "undefined"),
hasCancel = (typeof btnCancel !== "undefined"),
hasInput = (typeof input !== "undefined"),
val = "",
self = this,
ok, cancel, common, key, reset;
// ok event handler
ok = function (event) {
if (typeof event.preventDefault !== "undefined") event.preventDefault();
common(event);
if (typeof input !== "undefined") val = input.value;
if (typeof fn === "function") {
if (typeof input !== "undefined") {
fn(true, val);
}
else fn(true);
}
return false;
};
// cancel event handler
cancel = function (event) {
if (typeof event.preventDefault !== "undefined") event.preventDefault();
common(event);
if (typeof fn === "function") fn(false);
return false;
};
// common event handler (keyup, ok and cancel)
common = function (event) {
self.hide();
self.unbind(document.body, "keyup", key);
self.unbind(btnReset, "focus", reset);
if (hasOK) self.unbind(btnOK, "click", ok);
if (hasCancel) self.unbind(btnCancel, "click", cancel);
};
// keyup handler
key = function (event) {
var keyCode = event.keyCode;
if ((keyCode === keys.SPACE && !hasInput) || (hasInput && keyCode === keys.ENTER)) ok(event);
if (keyCode === keys.ESC && hasCancel) cancel(event);
};
// reset focus to first item in the dialog
reset = function (event) {
if (hasInput) input.focus();
else if (!hasCancel || self.buttonReverse) btnOK.focus();
else btnCancel.focus();
};
// handle reset focus link
// this ensures that the keyboard focus does not
// ever leave the dialog box until an action has
// been taken
this.bind(btnReset, "focus", reset);
this.bind(btnResetBack, "focus", reset);
// handle OK click
if (hasOK) this.bind(btnOK, "click", ok);
// handle Cancel click
if (hasCancel) this.bind(btnCancel, "click", cancel);
// listen for keys, Cancel => ESC
this.bind(document.body, "keyup", key);
if (!this.transition.supported) {
this.setFocus();
}
},
/**
* Bind events to elements
*
* @param {Object} el HTML Object
* @param {Event} event Event to attach to element
* @param {Function} fn Callback function
*
* @return {undefined}
*/
bind : function (el, event, fn) {
if (typeof el.addEventListener === "function") {
el.addEventListener(event, fn, false);
} else if (el.attachEvent) {
el.attachEvent("on" + event, fn);
}
},
/**
* Use filertify as the global error handler (using window.onerror)
*
* @return {boolean} success
*/
handleErrors : function () {
if (typeof global.onerror !== "undefined") {
var self = this;
global.onerror = function (msg, url, line) {
self.error("[" + msg + " on line " + line + " of " + url + "]", 0);
};
return true;
} else {
return false;
}
},
/**
* Append button HTML strings
*
* @param {String} secondary The secondary button HTML string
* @param {String} primary The primary button HTML string
*
* @return {String} The appended button HTML strings
*/
appendButtons : function (secondary, primary) {
return this.buttonReverse ? primary + secondary : secondary + primary;
},
/**
* Build the proper message box
*
* @param {Object} item Current object in the queue
*
* @return {String} An HTML string of the message box
*/
build : function (item) {
var html = "",
type = item.type,
message = item.message,
css = item.cssClass || "";
html += "<div class=\"filertify-dialog\">";
html += "<a id=\"filertify-resetFocusBack\" class=\"filertify-resetFocus\" href=\"#\">Reset Focus</a>";
if (_filertify.buttonFocus === "none") html += "<a href=\"#\" id=\"filertify-noneFocus\" class=\"filertify-hidden\"></a>";
// doens't require an actual form
if (type === "prompt") html += "<div id=\"filertify-form\">";
html += "<article class=\"filertify-inner\">";
html += dialogs.message.replace("{{message}}", message);
if (type === "prompt") html += dialogs.input;
html += dialogs.buttons.holder;
html += "</article>";
if (type === "prompt") html += "</div>";
html += "<a id=\"filertify-resetFocus\" class=\"filertify-resetFocus\" href=\"#\">Reset Focus</a>";
html += "</div>";
switch (type) {
case "confirm":
html = html.replace("{{buttons}}", this.appendButtons(dialogs.buttons.cancel, dialogs.buttons.ok));
html = html.replace("{{ok}}", this.labels.ok).replace("{{cancel}}", this.labels.cancel);
break;
case "prompt":
html = html.replace("{{buttons}}", this.appendButtons(dialogs.buttons.cancel, dialogs.buttons.submit));
html = html.replace("{{ok}}", this.labels.ok).replace("{{cancel}}", this.labels.cancel);
break;
case "alert":
html = html.replace("{{buttons}}", dialogs.buttons.ok);
html = html.replace("{{ok}}", this.labels.ok);
break;
default:
break;
}
elDialog.className = "filertify filertify-" + type + " " + css;
elCover.className = "filertify-cover";
return html;
},
/**
* Close the log messages
*
* @param {Object} elem HTML Element of log message to close
* @param {Number} wait [optional] Time (in ms) to wait before automatically hiding the message, if 0 never hide
*
* @return {undefined}
*/
close : function (elem, wait) {
// Unary Plus: +"2" === 2
var timer = (wait && !isNaN(wait)) ? +wait : this.delay,
self = this,
hideElement, transitionDone;
// set click event on log messages
this.bind(elem, "click", function () {
hideElement(elem);
});
// Hide the dialog box after transition
// This ensure it doens't block any element from being clicked
transitionDone = function (event) {
event.stopPropagation();
// unbind event so function only gets called once
self.unbind(this, self.transition.type, transitionDone);
// remove log message
elLog.removeChild(this);
if (!elLog.hasChildNodes()) elLog.className += " filertify-logs-hidden";
};
// this sets the hide class to transition out
// or removes the child if css transitions aren't supported
hideElement = function (el) {
// ensure element exists
if (typeof el !== "undefined" && el.parentNode === elLog) {
// whether CSS transition exists
if (self.transition.supported) {
self.bind(el, self.transition.type, transitionDone);
el.className += " filertify-log-hide";
} else {
elLog.removeChild(el);
if (!elLog.hasChildNodes()) elLog.className += " filertify-logs-hidden";
}
}
};
// never close (until click) if wait is set to 0
if (wait === 0) return;
// set timeout to auto close the log message
setTimeout(function () { hideElement(elem); }, timer);
},
/**
* Create a dialog box
*
* @param {String} message The message passed from the callee
* @param {String} type Type of dialog to create
* @param {Function} fn [Optional] Callback function
* @param {String} placeholder [Optional] Default value for prompt input field
* @param {String} cssClass [Optional] Class(es) to append to dialog box
*
* @return {Object}
*/
dialog : function (message, type, fn, placeholder, cssClass) {
// set the current active element
// this allows the keyboard focus to be resetted
// after the dialog box is closed
elCallee = document.activeElement;
// check to ensure the filertify dialog element
// has been successfully created
var check = function () {
if ((elLog && elLog.scrollTop !== null) && (elCover && elCover.scrollTop !== null)) return;
else setTimeout(check, 2500);
};
// error catching
if (typeof message !== "string") throw new Error("message must be a string");
if (typeof type !== "string") throw new Error("type must be a string");
if (typeof fn !== "undefined" && typeof fn !== "function") throw new Error("fn must be a function");
// initialize filertify if it hasn't already been done
this.init();
check();
queue.push({ type: type, message: message, callback: fn, placeholder: placeholder, cssClass: cssClass });
if (!isopen) this.setup();
return this;
},
/**
* Extend the log method to create custom methods
*
* @param {String} type Custom method name
*
* @return {Function}
*/
extend : function (type) {
if (typeof type !== "string") throw new Error("extend method must have exactly one paramter");
return function (message, wait) {
this.log(message, type, wait);
return this;
};
},
/**
* Hide the dialog and rest to defaults
*
* @return {undefined}
*/
hide : function () {
var transitionDone,
self = this;
// remove reference from queue
queue.splice(0,1);
// if items remaining in the queue
if (queue.length > 0) this.setup(true);
else {
isopen = false;
// Hide the dialog box after transition
// This ensure it doens't block any element from being clicked
transitionDone = function (event) {
event.stopPropagation();
// unbind event so function only gets called once
self.unbind(elDialog, self.transition.type, transitionDone);
};
// whether CSS transition exists
if (this.transition.supported) {
this.bind(elDialog, this.transition.type, transitionDone);
elDialog.className = "filertify filertify-hide filertify-hidden";
} else {
elDialog.className = "filertify filertify-hide filertify-hidden filertify-isHidden";
}
elCover.className = "filertify-cover filertify-cover-hidden";
// set focus to the last element or body
// after the dialog is closed
elCallee.focus();
}
},
/**
* Initialize Filertify
* Create the 2 main elements
*
* @return {undefined}
*/
init : function () {
// ensure legacy browsers support html5 tags
document.createElement("nav");
document.createElement("article");
document.createElement("section");
// cover
if ($("filertify-cover") == null) {
elCover = document.createElement("div");
elCover.setAttribute("id", "filertify-cover");
elCover.className = "filertify-cover filertify-cover-hidden";
document.body.appendChild(elCover);
}
// main element
if ($("filertify") == null) {
isopen = false;
queue = [];
elDialog = document.createElement("section");
elDialog.setAttribute("id", "filertify");
elDialog.className = "filertify filertify-hidden";
document.body.appendChild(elDialog);
}
// log element
if ($("filertify-logs") == null) {
elLog = document.createElement("section");
elLog.setAttribute("id", "filertify-logs");
elLog.className = "filertify-logs filertify-logs-hidden";
document.body.appendChild(elLog);
}
// set tabindex attribute on body element
// this allows script to give it focus
// after the dialog is closed
document.body.setAttribute("tabindex", "0");
// set transition type
this.transition = getTransitionEvent();
},
/**
* Show a new log message box
*
* @param {String} message The message passed from the callee
* @param {String} type [Optional] Optional type of log message
* @param {Number} wait [Optional] Time (in ms) to wait before auto-hiding the log
*
* @return {Object}
*/
log : function (message, type, wait) {
// check to ensure the filertify dialog element
// has been successfully created
var check = function () {
if (elLog && elLog.scrollTop !== null) return;
else setTimeout(check, 2500);
};
// initialize filertify if it hasn't already been done
this.init();
check();
elLog.className = "filertify-logs";
this.notify(message, type, wait);
return this;
},
/**
* Add new log message
* If a type is passed, a class name "filertify-log-{type}" will get added.
* This allows for custom look and feel for various types of notifications.
*
* @param {String} message The message passed from the callee
* @param {String} type [Optional] Type of log message
* @param {Number} wait [Optional] Time (in ms) to wait before auto-hiding
*
* @return {undefined}
*/
notify : function (message, type, wait) {
var log = document.createElement("article");
log.className = "filertify-log" + ((typeof type === "string" && type !== "") ? " filertify-log-" + type : "");
log.innerHTML = message;
// append child
elLog.appendChild(log);
// triggers the CSS animation
setTimeout(function() { log.className = log.className + " filertify-log-show"; }, 50);
this.close(log, wait);
},
/**
* Set properties
*
* @param {Object} args Passing parameters
*
* @return {undefined}
*/
set : function (args) {
var k;
// error catching
if (typeof args !== "object" && args instanceof Array) throw new Error("args must be an object");
// set parameters
for (k in args) {
if (args.hasOwnProperty(k)) {
this[k] = args[k];
}
}
},
/**
* Common place to set focus to proper element
*
* @return {undefined}
*/
setFocus : function () {
if (input) {
input.focus();
input.select();
}
else btnFocus.focus();
},
/**
* Initiate all the required pieces for the dialog box
*
* @return {undefined}
*/
setup : function (fromQueue) {
var item = queue[0],
self = this,
transitionDone;
// dialog is open
isopen = true;
// Set button focus after transition
transitionDone = function (event) {
event.stopPropagation();
self.setFocus();
// unbind event so function only gets called once
self.unbind(elDialog, self.transition.type, transitionDone);
};
// whether CSS transition exists
if (this.transition.supported && !fromQueue) {
this.bind(elDialog, this.transition.type, transitionDone);
}
// build the proper dialog HTML
elDialog.innerHTML = this.build(item);
// assign all the common elements
btnReset = $("filertify-resetFocus");
btnResetBack = $("filertify-resetFocusBack");
btnOK = $("filertify-ok") || undefined;
btnCancel = $("filertify-cancel") || undefined;
btnFocus = (_filertify.buttonFocus === "cancel") ? btnCancel : ((_filertify.buttonFocus === "none") ? $("filertify-noneFocus") : btnOK),
input = $("filertify-text") || undefined;
form = $("filertify-form") || undefined;
// add placeholder value to the input field
if (typeof item.placeholder === "string" && item.placeholder !== "") input.value = item.placeholder;
if (fromQueue) this.setFocus();
this.addListeners(item.callback);
},
/**
* Unbind events to elements
*
* @param {Object} el HTML Object
* @param {Event} event Event to detach to element
* @param {Function} fn Callback function
*
* @return {undefined}
*/
unbind : function (el, event, fn) {
if (typeof el.removeEventListener === "function") {
el.removeEventListener(event, fn, false);
} else if (el.detachEvent) {
el.detachEvent("on" + event, fn);
}
}
};
return {
alert : function (message, fn, cssClass) { _filertify.dialog(message, "alert", fn, "", cssClass); return this; },
confirm : function (message, fn, cssClass) { _filertify.dialog(message, "confirm", fn, "", cssClass); return this; },
extend : _filertify.extend,
init : _filertify.init,
log : function (message, type, wait) { _filertify.log(message, type, wait); return this; },
prompt : function (message, fn, placeholder, cssClass) { _filertify.dialog(message, "prompt", fn, placeholder, cssClass); return this; },
success : function (message, wait) { _filertify.log(message, "success", wait); return this; },
error : function (message, wait) { _filertify.log(message, "error", wait); return this; },
set : function (args) { _filertify.set(args); },
labels : _filertify.labels,
debug : _filertify.handleErrors
};
};
// AMD and window support
if (typeof define === "function") {
define([], function () { return new Filertify(); });
} else if (typeof global.filertify === "undefined") {
global.filertify = new Filertify();
}
}(this));