94 lines
3.1 KiB
JavaScript
94 lines
3.1 KiB
JavaScript
////////////////////////
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// GetElement
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//
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function GetElement(element) {
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if (typeof element === "string") {
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element = document.getElementById(element);
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}
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return element;
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}
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////////////////////////
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// ElementAddClass
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//
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function ElementAddClass(element, classname) {
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element = GetElement(element);
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if (!element) { return; }
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var cn = element.className;
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if (cn.indexOf(classname) !== -1) {
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return;
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}
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if (cn !== '') {
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classname = ' ' + classname;
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}
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element.className = cn + classname;
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}
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////////////////////////
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// ElementRemoveClass
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//
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function ElementRemoveClass(element, className) {
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element = GetElement(element);
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if (!element) { return; }
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var regex = new RegExp('(?:^|\\s)' + className + '(?!\\S)');
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if (regex.test(element.className)) {
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element.className = element.className.replace(regex, '');
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}
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}
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////////////////////////
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// ElementToggleClass
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//
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function ElementToggleClass(element, className) {
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element = GetElement(element);
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if (!element) { return; }
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var regex = new RegExp('(?:^|\\s)' + className + '(?!\\S)');
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if (regex.test(element.className)) {
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element.className = element.className.replace(regex, '');
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return true;
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} else {
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element.className = element.className + ' ' + className;
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return false;
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}
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}
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function escapeHTML(s) {
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return s.replace(/&/g, '&')
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.replace(/"/g, '"')
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.replace(/</g, '<')
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.replace(/>/g, '>');
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}
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function fixedEncodeURIComponent(str) {
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return encodeURIComponent(str).replace(/[!'()*]/g, function (c) {
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return '%' + c.charCodeAt(0).toString(16);
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});
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}
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////////////////////////
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// localStorage polyfill
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//
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if (!window.localStorage) {
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window.localStorage = {
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getItem: function (sKey) {
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if (!sKey || !this.hasOwnProperty(sKey)) { return null; }
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return unescape(document.cookie.replace(new RegExp("(?:^|.*;\\s*)" + escape(sKey).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=\\s*((?:[^;](?!;))*[^;]?).*"), "$1"));
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},
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key: function (nKeyId) { return unescape(document.cookie.replace(/\s*\=(?:.(?!;))*$/, "").split(/\s*\=(?:[^;](?!;))*[^;]?;\s*/)[nKeyId]); },
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setItem: function (sKey, sValue) {
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if (!sKey) { return; }
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document.cookie = escape(sKey) + "=" + escape(sValue) + "; path=/";
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this.length = document.cookie.match(/\=/g).length;
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},
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length: 0,
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removeItem: function (sKey) {
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if (!sKey || !this.hasOwnProperty(sKey)) { return; }
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var sExpDate = new Date();
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sExpDate.setDate(sExpDate.getDate() - 1);
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document.cookie = escape(sKey) + "=; expires=" + sExpDate.toGMTString() + "; path=/";
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this.length--;
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},
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hasOwnProperty: function (sKey) { return (new RegExp("(?:^|;\\s*)" + escape(sKey).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=")).test(document.cookie); }
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};
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window.localStorage.length = (document.cookie.match(/\=/g) || window.localStorage).length;
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} |