Software: Apache. PHP/5.5.15 uname -a: Windows NT SVR-DMZ 6.1 build 7600 (Windows Server 2008 R2 Enterprise Edition) i586 SYSTEM Safe-mode: OFF (not secure) E:\xampp\xampp\htdocs\chat\src\ drwxrwxrwx | |
| Viewing file: Select action/file-type: /** File: util.js
* Candy - Chats are not dead yet.
*
* Authors:
* - Patrick Stadler <patrick.stadler@gmail.com>
* - Michael Weibel <michael.weibel@gmail.com>
*
* Copyright:
* (c) 2011 Amiado Group AG. All rights reserved.
*/
/** Class: Candy.Util
* Candy utils
*
* Parameters:
* (Candy.Util) self - itself
* (jQuery) $ - jQuery
*/
Candy.Util = (function(self, $){
/** Function: jidToId
* Translates a jid to a MD5-Id
*
* Parameters:
* (String) jid - Jid
*
* Returns:
* MD5-ified jid
*/
self.jidToId = function(jid) {
return MD5.hexdigest(jid);
};
/** Function: escapeJid
* Escapes a jid (node & resource get escaped)
*
* See:
* XEP-0106
*
* Parameters:
* (String) jid - Jid
*
* Returns:
* (String) - escaped jid
*/
self.escapeJid = function(jid) {
var node = Strophe.escapeNode(Strophe.getNodeFromJid(jid)),
domain = Strophe.getDomainFromJid(jid),
resource = Strophe.getResourceFromJid(jid);
jid = node + '@' + domain;
if (resource) {
jid += '/' + Strophe.escapeNode(resource);
}
return jid;
};
/** Function: unescapeJid
* Unescapes a jid (node & resource get unescaped)
*
* See:
* XEP-0106
*
* Parameters:
* (String) jid - Jid
*
* Returns:
* (String) - unescaped Jid
*/
self.unescapeJid = function(jid) {
var node = Strophe.unescapeNode(Strophe.getNodeFromJid(jid)),
domain = Strophe.getDomainFromJid(jid),
resource = Strophe.getResourceFromJid(jid);
jid = node + '@' + domain;
if(resource) {
jid += '/' + Strophe.unescapeNode(resource);
}
return jid;
};
/** Function: crop
* Crop a string with the specified length
*
* Parameters:
* (String) str - String to crop
* (Integer) len - Max length
*/
self.crop = function(str, len) {
if (str.length > len) {
str = str.substr(0, len - 3) + '...';
}
return str;
};
/** Function: setCookie
* Sets a new cookie
*
* Parameters:
* (String) name - cookie name
* (String) value - Value
* (Integer) lifetime_days - Lifetime in days
*/
self.setCookie = function(name, value, lifetime_days) {
var exp = new Date();
exp.setDate(new Date().getDate() + lifetime_days);
document.cookie = name + '=' + value + ';expires=' + exp.toUTCString() + ';path=/';
};
/** Function: cookieExists
* Tests if a cookie with the given name exists
*
* Parameters:
* (String) name - Cookie name
*
* Returns:
* (Boolean) - true/false
*/
self.cookieExists = function(name) {
return document.cookie.indexOf(name) > -1;
};
/** Function: getCookie
* Returns the cookie value if there's one with this name, otherwise returns undefined
*
* Parameters:
* (String) name - Cookie name
*
* Returns:
* Cookie value or undefined
*/
self.getCookie = function(name) {
if(document.cookie) {
var regex = new RegExp(escape(name) + '=([^;]*)', 'gm'),
matches = regex.exec(document.cookie);
if(matches) {
return matches[1];
}
}
};
/** Function: deleteCookie
* Deletes a cookie with the given name
*
* Parameters:
* (String) name - cookie name
*/
self.deleteCookie = function(name) {
document.cookie = name + '=;expires=Thu, 01-Jan-70 00:00:01 GMT;path=/';
};
/** Function: getPosLeftAccordingToWindowBounds
* Fetches the window width and element width
* and checks if specified position + element width is bigger
* than the window width.
*
* If this evaluates to true, the position gets substracted by the element width.
*
* Parameters:
* (jQuery.Element) elem - Element to position
* (Integer) pos - Position left
*
* Returns:
* Object containing `px` (calculated position in pixel) and `alignment` (alignment of the element in relation to pos, either 'left' or 'right')
*/
self.getPosLeftAccordingToWindowBounds = function(elem, pos) {
var windowWidth = $(document).width(),
elemWidth = elem.outerWidth(),
marginDiff = elemWidth - elem.outerWidth(true),
backgroundPositionAlignment = 'left';
if (pos + elemWidth >= windowWidth) {
pos -= elemWidth - marginDiff;
backgroundPositionAlignment = 'right';
}
return { px: pos, backgroundPositionAlignment: backgroundPositionAlignment };
};
/** Function: getPosTopAccordingToWindowBounds
* Fetches the window height and element height
* and checks if specified position + element height is bigger
* than the window height.
*
* If this evaluates to true, the position gets substracted by the element height.
*
* Parameters:
* (jQuery.Element) elem - Element to position
* (Integer) pos - Position top
*
* Returns:
* Object containing `px` (calculated position in pixel) and `alignment` (alignment of the element in relation to pos, either 'top' or 'bottom')
*/
self.getPosTopAccordingToWindowBounds = function(elem, pos) {
var windowHeight = $(document).height(),
elemHeight = elem.outerHeight(),
marginDiff = elemHeight - elem.outerHeight(true),
backgroundPositionAlignment = 'top';
if (pos + elemHeight >= windowHeight) {
pos -= elemHeight - marginDiff;
backgroundPositionAlignment = 'bottom';
}
return { px: pos, backgroundPositionAlignment: backgroundPositionAlignment };
};
/** Function: localizedTime
* Localizes ISO-8610 Date with the time/dateformat specified in the translation.
*
* See: libs/dateformat/dateFormat.js
* See: src/view/translation.js
* See: jquery-i18n/jquery.i18n.js
*
* Parameters:
* (String) dateTime - ISO-8610 Datetime
*
* Returns:
* If current date is equal to the date supplied, format with timeFormat, otherwise with dateFormat
*/
self.localizedTime = function(dateTime) {
if (dateTime === undefined) {
return undefined;
}
var date = self.iso8601toDate(dateTime);
if(date.toDateString() === new Date().toDateString()) {
return date.format($.i18n._('timeFormat'));
} else {
return date.format($.i18n._('dateFormat'));
}
};
/** Function: iso8610toDate
* Parses a ISO-8610 Date to a Date-Object.
*
* Uses a fallback if the client's browser doesn't support it.
*
* Quote:
* ECMAScript revision 5 adds native support for ISO-8601 dates in the Date.parse method,
* but many browsers currently on the market (Safari 4, Chrome 4, IE 6-8) do not support it.
*
* Credits:
* <Colin Snover at http://zetafleet.com/blog/javascript-dateparse-for-iso-8601>
*
* Parameters:
* (String) date - ISO-8610 Date
*
* Returns:
* Date-Object
*/
self.iso8601toDate = function(date) {
var timestamp = Date.parse(date), minutesOffset = 0;
if(isNaN(timestamp)) {
var struct = /^(\d{4}|[+\-]\d{6})-(\d{2})-(\d{2})(?:[T ](\d{2}):(\d{2})(?::(\d{2})(?:\.(\d{3,}))?)?(?:(Z)|([+\-])(\d{2})(?::?(\d{2}))?))?/.exec(date);
if(struct) {
if(struct[8] !== 'Z') {
minutesOffset = +struct[10] * 60 + (+struct[11]);
if(struct[9] === '+') {
minutesOffset = -minutesOffset;
}
}
return new Date(+struct[1], +struct[2] - 1, +struct[3], +struct[4], +struct[5] + minutesOffset, +struct[6], struct[7] ? +struct[7].substr(0, 3) : 0);
} else {
// XEP-0091 date
timestamp = Date.parse(date.replace(/^(\d{4})(\d{2})(\d{2})/, '$1-$2-$3') + 'Z');
}
}
return new Date(timestamp);
};
/** Function: isEmptyObject
* IE7 doesn't work with jQuery.isEmptyObject (<=1.5.1), workaround.
*
* Parameters:
* (Object) obj - the object to test for
*
* Returns:
* Boolean true or false.
*/
self.isEmptyObject = function(obj) {
var prop;
for(prop in obj) {
if (obj.hasOwnProperty(prop)) {
return false;
}
}
return true;
};
/** Function: forceRedraw
* Fix IE7 not redrawing under some circumstances.
*
* Parameters:
* (jQuery.element) elem - jQuery element to redraw
*/
self.forceRedraw = function(elem) {
elem.css({display:'none'});
setTimeout(function() {
this.css({display:'block'});
}.bind(elem), 1);
};
/** Class: Candy.Util.Parser
* Parser for emoticons, links and also supports escaping.
*/
self.Parser = {
/** PrivateVariable: _emoticonPath
* Path to emoticons.
*
* Use setEmoticonPath() to change it
*/
_emoticonPath: '',
/** Function: setEmoticonPath
* Set emoticons location.
*
* Parameters:
* (String) path - location of emoticons with trailing slash
*/
setEmoticonPath: function(path) {
this._emoticonPath = path;
},
/** Array: emoticons
* Array containing emoticons to be replaced by their images.
*
* Can be overridden/extended.
*/
emoticons: [
{
plain: ':)',
regex: /((\s):-?\)|:-?\)(\s|$))/gm,
image: 'Smiling.png'
},
{
plain: ';)',
regex: /((\s);-?\)|;-?\)(\s|$))/gm,
image: 'Winking.png'
},
{
plain: ':D',
regex: /((\s):-?D|:-?D(\s|$))/gm,
image: 'Grinning.png'
},
{
plain: ';D',
regex: /((\s);-?D|;-?D(\s|$))/gm,
image: 'Grinning_Winking.png'
},
{
plain: ':(',
regex: /((\s):-?\(|:-?\((\s|$))/gm,
image: 'Unhappy.png'
},
{
plain: '^^',
regex: /((\s)\^\^|\^\^(\s|$))/gm,
image: 'Happy_3.png'
},
{
plain: ':P',
regex: /((\s):-?P|:-?P(\s|$))/igm,
image: 'Tongue_Out.png'
},
{
plain: ';P',
regex: /((\s);-?P|;-?P(\s|$))/igm,
image: 'Tongue_Out_Winking.png'
},
{
plain: ':S',
regex: /((\s):-?S|:-?S(\s|$))/igm,
image: 'Confused.png'
},
{
plain: ':/',
regex: /((\s):-?\/|:-?\/(\s|$))/gm,
image: 'Uncertain.png'
},
{
plain: '8)',
regex: /((\s)8-?\)|8-?\)(\s|$))/gm,
image: 'Sunglasses.png'
},
{
plain: '$)',
regex: /((\s)\$-?\)|\$-?\)(\s|$))/gm,
image: 'Greedy.png'
},
{
plain: 'oO',
regex: /((\s)oO|oO(\s|$))/gm,
image: 'Huh.png'
},
{
plain: ':x',
regex: /((\s):x|:x(\s|$))/gm,
image: 'Lips_Sealed.png'
},
{
plain: ':666:',
regex: /((\s):666:|:666:(\s|$))/gm,
image: 'Devil.png'
},
{
plain: '<3',
regex: /((\s)<3|<3(\s|$))/gm,
image: 'Heart.png'
}
],
/** Function: emotify
* Replaces text-emoticons with their image equivalent.
*
* Parameters:
* (String) text - Text to emotify
*
* Returns:
* Emotified text
*/
emotify: function(text) {
var i;
for(i = this.emoticons.length-1; i >= 0; i--) {
text = text.replace(this.emoticons[i].regex, '$2<img class="emoticon" alt="$1" src="' + this._emoticonPath + this.emoticons[i].image + '" />$3');
}
return text;
},
/** Function: linkify
* Replaces URLs with a HTML-link.
*
* Parameters:
* (String) text - Text to linkify
*
* Returns:
* Linkified text
*/
linkify: function(text) {
text = text.replace(/(^|[^\/])(www\.[^\.]+\.[\S]+(\b|$))/gi, '$1http://$2');
return text.replace(/(\b(https?|ftp|file):\/\/[\-A-Z0-9+&@#\/%?=~_|!:,.;]*[\-A-Z0-9+&@#\/%=~_|])/ig, '<a href="$1" target="_blank">$1</a>');
},
/** Function: escape
* Escapes a text using a jQuery function (like htmlspecialchars in PHP)
*
* Parameters:
* (String) text - Text to escape
*
* Returns:
* Escaped text
*/
escape: function(text) {
return $('<div/>').text(text).html();
},
/** Function: all
* Does everything of the parser: escaping, linkifying and emotifying.
*
* Parameters:
* (String) text - Text to parse
*
* Returns:
* Parsed text
*/
all: function(text) {
if(text) {
text = this.escape(text);
text = this.linkify(text);
text = this.emotify(text);
}
return text;
}
};
return self;
}(Candy.Util || {}, jQuery));
/** Class: Candy.Util.Observable
* A class can be extended with the observable to be able to notify observers
*/
Candy.Util.Observable = (function(self) {
/** PrivateObject: _observers
* List of observers
*/
var _observers = {};
/** Function: addObserver
* Add an observer to the observer list
*
* Parameters:
* (String) key - The key the observer listens to
* (Callback) obj - The observer callback
*/
self.addObserver = function(key, obj) {
if (_observers[key] === undefined) {
_observers[key] = [];
}
_observers[key].push(obj);
};
/** Function: deleteObserver
* Delete observer from list
*
* Parameters:
* (String) key - Key in which the observer lies
* (Callback) obj - The observer callback to be deleted
*/
self.deleteObserver = function(key, obj) {
delete _observers[key][obj];
};
/** Function: clearObservers
* Deletes all observers in list
*
* Parameters:
* (String) key - If defined, remove observers of this key, otherwise remove all including all keys.
*/
self.clearObservers = function(key) {
if (key !== undefined) {
_observers[key] = [];
} else {
_observers = {};
}
};
/** Function: notifyObservers
* Notify all of its observers of a certain event.
*
* Parameters:
* (String) key - Key to notify
* (Object) arg - An argument passed to the update-method of the observers
*/
self.notifyObservers = function(key, arg) {
var observer = _observers[key], i;
for(i = observer.length-1; i >= 0; i--) {
observer[i].update(self, arg);
}
};
return self;
}(Candy.Util.Observable || {}));
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