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Diffstat (limited to 'static/admin/js/core.js')
-rw-r--r-- | static/admin/js/core.js | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/static/admin/js/core.js b/static/admin/js/core.js new file mode 100644 index 0000000..edccdc0 --- /dev/null +++ b/static/admin/js/core.js @@ -0,0 +1,250 @@ +// Core javascript helper functions + +// basic browser identification & version +var isOpera = (navigator.userAgent.indexOf("Opera") >= 0) && parseFloat(navigator.appVersion); +var isIE = ((document.all) && (!isOpera)) && parseFloat(navigator.appVersion.split("MSIE ")[1].split(";")[0]); + +// Cross-browser event handlers. +function addEvent(obj, evType, fn) { + 'use strict'; + if (obj.addEventListener) { + obj.addEventListener(evType, fn, false); + return true; + } else if (obj.attachEvent) { + var r = obj.attachEvent("on" + evType, fn); + return r; + } else { + return false; + } +} + +function removeEvent(obj, evType, fn) { + 'use strict'; + if (obj.removeEventListener) { + obj.removeEventListener(evType, fn, false); + return true; + } else if (obj.detachEvent) { + obj.detachEvent("on" + evType, fn); + return true; + } else { + return false; + } +} + +function cancelEventPropagation(e) { + 'use strict'; + if (!e) { + e = window.event; + } + e.cancelBubble = true; + if (e.stopPropagation) { + e.stopPropagation(); + } +} + +// quickElement(tagType, parentReference [, textInChildNode, attribute, attributeValue ...]); +function quickElement() { + 'use strict'; + var obj = document.createElement(arguments[0]); + if (arguments[2]) { + var textNode = document.createTextNode(arguments[2]); + obj.appendChild(textNode); + } + var len = arguments.length; + for (var i = 3; i < len; i += 2) { + obj.setAttribute(arguments[i], arguments[i + 1]); + } + arguments[1].appendChild(obj); + return obj; +} + +// "a" is reference to an object +function removeChildren(a) { + 'use strict'; + while (a.hasChildNodes()) { + a.removeChild(a.lastChild); + } +} + +// ---------------------------------------------------------------------------- +// Find-position functions by PPK +// See http://www.quirksmode.org/js/findpos.html +// ---------------------------------------------------------------------------- +function findPosX(obj) { + 'use strict'; + var curleft = 0; + if (obj.offsetParent) { + while (obj.offsetParent) { + curleft += obj.offsetLeft - ((isOpera) ? 0 : obj.scrollLeft); + obj = obj.offsetParent; + } + // IE offsetParent does not include the top-level + if (isIE && obj.parentElement) { + curleft += obj.offsetLeft - obj.scrollLeft; + } + } else if (obj.x) { + curleft += obj.x; + } + return curleft; +} + +function findPosY(obj) { + 'use strict'; + var curtop = 0; + if (obj.offsetParent) { + while (obj.offsetParent) { + curtop += obj.offsetTop - ((isOpera) ? 0 : obj.scrollTop); + obj = obj.offsetParent; + } + // IE offsetParent does not include the top-level + if (isIE && obj.parentElement) { + curtop += obj.offsetTop - obj.scrollTop; + } + } else if (obj.y) { + curtop += obj.y; + } + return curtop; +} + +//----------------------------------------------------------------------------- +// Date object extensions +// ---------------------------------------------------------------------------- +(function() { + 'use strict'; + Date.prototype.getTwelveHours = function() { + var hours = this.getHours(); + if (hours === 0) { + return 12; + } + else { + return hours <= 12 ? hours : hours - 12; + } + }; + + Date.prototype.getTwoDigitMonth = function() { + return (this.getMonth() < 9) ? '0' + (this.getMonth() + 1) : (this.getMonth() + 1); + }; + + Date.prototype.getTwoDigitDate = function() { + return (this.getDate() < 10) ? '0' + this.getDate() : this.getDate(); + }; + + Date.prototype.getTwoDigitTwelveHour = function() { + return (this.getTwelveHours() < 10) ? '0' + this.getTwelveHours() : this.getTwelveHours(); + }; + + Date.prototype.getTwoDigitHour = function() { + return (this.getHours() < 10) ? '0' + this.getHours() : this.getHours(); + }; + + Date.prototype.getTwoDigitMinute = function() { + return (this.getMinutes() < 10) ? '0' + this.getMinutes() : this.getMinutes(); + }; + + Date.prototype.getTwoDigitSecond = function() { + return (this.getSeconds() < 10) ? '0' + this.getSeconds() : this.getSeconds(); + }; + + Date.prototype.getHourMinute = function() { + return this.getTwoDigitHour() + ':' + this.getTwoDigitMinute(); + }; + + Date.prototype.getHourMinuteSecond = function() { + return this.getTwoDigitHour() + ':' + this.getTwoDigitMinute() + ':' + this.getTwoDigitSecond(); + }; + + Date.prototype.getFullMonthName = function() { + return typeof window.CalendarNamespace === "undefined" + ? this.getTwoDigitMonth() + : window.CalendarNamespace.monthsOfYear[this.getMonth()]; + }; + + Date.prototype.strftime = function(format) { + var fields = { + B: this.getFullMonthName(), + c: this.toString(), + d: this.getTwoDigitDate(), + H: this.getTwoDigitHour(), + I: this.getTwoDigitTwelveHour(), + m: this.getTwoDigitMonth(), + M: this.getTwoDigitMinute(), + p: (this.getHours() >= 12) ? 'PM' : 'AM', + S: this.getTwoDigitSecond(), + w: '0' + this.getDay(), + x: this.toLocaleDateString(), + X: this.toLocaleTimeString(), + y: ('' + this.getFullYear()).substr(2, 4), + Y: '' + this.getFullYear(), + '%': '%' + }; + var result = '', i = 0; + while (i < format.length) { + if (format.charAt(i) === '%') { + result = result + fields[format.charAt(i + 1)]; + ++i; + } + else { + result = result + format.charAt(i); + } + ++i; + } + return result; + }; + +// ---------------------------------------------------------------------------- +// String object extensions +// ---------------------------------------------------------------------------- + String.prototype.pad_left = function(pad_length, pad_string) { + var new_string = this; + for (var i = 0; new_string.length < pad_length; i++) { + new_string = pad_string + new_string; + } + return new_string; + }; + + String.prototype.strptime = function(format) { + var split_format = format.split(/[.\-/]/); + var date = this.split(/[.\-/]/); + var i = 0; + var day, month, year; + while (i < split_format.length) { + switch (split_format[i]) { + case "%d": + day = date[i]; + break; + case "%m": + month = date[i] - 1; + break; + case "%Y": + year = date[i]; + break; + case "%y": + year = date[i]; + break; + } + ++i; + } + // Create Date object from UTC since the parsed value is supposed to be + // in UTC, not local time. Also, the calendar uses UTC functions for + // date extraction. + return new Date(Date.UTC(year, month, day)); + }; + +})(); +// ---------------------------------------------------------------------------- +// Get the computed style for and element +// ---------------------------------------------------------------------------- +function getStyle(oElm, strCssRule) { + 'use strict'; + var strValue = ""; + if(document.defaultView && document.defaultView.getComputedStyle) { + strValue = document.defaultView.getComputedStyle(oElm, "").getPropertyValue(strCssRule); + } + else if(oElm.currentStyle) { + strCssRule = strCssRule.replace(/\-(\w)/g, function(strMatch, p1) { + return p1.toUpperCase(); + }); + strValue = oElm.currentStyle[strCssRule]; + } + return strValue; +} |