方法——<37>
1,返回url参数
/* * 返回参数值 * @method getUrlPara * @papram {string},url中参数名 * @return {string},url中参数值 * */ function getUrlPara(para){ var str = window.location.href, reg = new RegExp('(\\?|&)' + para + '=([^&?]*)', 'i'); if( str.match(reg) != null){ return str.match(reg)[2]; } return null; }
/* * 获取url传过来的参数，js版的$_GET * 如当前url为： http://www.xxx.com/?cid=123 * var cid = _GET('cid'); */ Utils.prototype._GET = function(name) { var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)"); var r = window.location.search.substr(1).match(reg); if (r!=null) return unescape(r[2]); return null; };
//@example: url = www.gm99.com/?aa=aa&bb=bb&cc=cc return { aa : 'aa', bb : 'bb', cc : 'cc' } //@example: url = www.gm99.com/ return null function getUrlParams( url ){ url = url && url != '' && url != null ? url : window.location.href; var params = url.substr( url.indexOf('?') + 1).split('&') ,paramsLen = params.length ,resultParams = null; if( url.indexOf('?') > -1 ){ resultParams = {}; for( var i = 0; i < paramsLen; i++ ){ resultParams[params[i].split('=')[0]] = params[i].split('=')[1] ; } } return resultParams; }
2,MD5加密算法
/* * MD5加密算法 * @method MD5 * @papram {string} string,待加密字符串 * @return {string} string,加密後字符串 * */ function MD5(string) { function RotateLeft(lValue, iShiftBits) { return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits)); } function AddUnsigned(lX,lY) { var lX4,lY4,lX8,lY8,lResult; lX8 = (lX & 0x80000000); lY8 = (lY & 0x80000000); lX4 = (lX & 0x40000000); lY4 = (lY & 0x40000000); lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF); if (lX4 & lY4) { return (lResult ^ 0x80000000 ^ lX8 ^ lY8); } if (lX4 | lY4) { if (lResult & 0x40000000) { return (lResult ^ 0xC0000000 ^ lX8 ^ lY8); } else { return (lResult ^ 0x40000000 ^ lX8 ^ lY8); } } else { return (lResult ^ lX8 ^ lY8); } } function F(x,y,z) { return (x & y) | ((~x) & z); } function G(x,y,z) { return (x & z) | (y & (~z)); } function H(x,y,z) { return (x ^ y ^ z); } function I(x,y,z) { return (y ^ (x | (~z))); } function FF(a,b,c,d,x,s,ac) { a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac)); return AddUnsigned(RotateLeft(a, s), b); } function GG(a,b,c,d,x,s,ac) { a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac)); return AddUnsigned(RotateLeft(a, s), b); } function HH(a,b,c,d,x,s,ac) { a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac)); return AddUnsigned(RotateLeft(a, s), b); } function II(a,b,c,d,x,s,ac) { a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac)); return AddUnsigned(RotateLeft(a, s), b); } function ConvertToWordArray(string) { var lWordCount; var lMessageLength = string.length; var lNumberOfWords_temp1=lMessageLength + 8; var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64; var lNumberOfWords = (lNumberOfWords_temp2+1)*16; var lWordArray=Array(lNumberOfWords-1); var lBytePosition = 0; var lByteCount = 0; while ( lByteCount < lMessageLength ) { lWordCount = (lByteCount-(lByteCount % 4))/4; lBytePosition = (lByteCount % 4)*8; lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount)<<lBytePosition)); lByteCount++; } lWordCount = (lByteCount-(lByteCount % 4))/4; lBytePosition = (lByteCount % 4)*8; lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80<<lBytePosition); lWordArray[lNumberOfWords-2] = lMessageLength<<3; lWordArray[lNumberOfWords-1] = lMessageLength>>>29; return lWordArray; } function WordToHex(lValue) { var WordToHexValue="",WordToHexValue_temp="",lByte,lCount; for (lCount = 0;lCount<=3;lCount++) { lByte = (lValue>>>(lCount*8)) & 255; WordToHexValue_temp = "0" + lByte.toString(16); WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2); } return WordToHexValue; } function Utf8Encode(string) { string = string.replace(/\r\n/g,"\n"); var utftext = ""; for (var n = 0; n < string.length; n++) { var c = string.charCodeAt(n); if (c < 128) { utftext += String.fromCharCode(c); } else if((c > 127) && (c < 2048)) { utftext += String.fromCharCode((c >> 6) | 192); utftext += String.fromCharCode((c & 63) | 128); } else { utftext += String.fromCharCode((c >> 12) | 224); utftext += String.fromCharCode(((c >> 6) & 63) | 128); utftext += String.fromCharCode((c & 63) | 128); } } return utftext; } var x=Array(); var k,AA,BB,CC,DD,a,b,c,d; var S11=7, S12=12, S13=17, S14=22; var S21=5, S22=9 , S23=14, S24=20; var S31=4, S32=11, S33=16, S34=23; var S41=6, S42=10, S43=15, S44=21; string = Utf8Encode(string); x = ConvertToWordArray(string); a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476; for (k=0;k<x.length;k+=16) { AA=a; BB=b; CC=c; DD=d; a=FF(a,b,c,d,x[k+0], S11,0xD76AA478); d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756); c=FF(c,d,a,b,x[k+2], S13,0x242070DB); b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE); a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF); d=FF(d,a,b,c,x[k+5], S12,0x4787C62A); c=FF(c,d,a,b,x[k+6], S13,0xA8304613); b=FF(b,c,d,a,x[k+7], S14,0xFD469501); a=FF(a,b,c,d,x[k+8], S11,0x698098D8); d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF); c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1); b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE); a=FF(a,b,c,d,x[k+12],S11,0x6B901122); d=FF(d,a,b,c,x[k+13],S12,0xFD987193); c=FF(c,d,a,b,x[k+14],S13,0xA679438E); b=FF(b,c,d,a,x[k+15],S14,0x49B40821); a=GG(a,b,c,d,x[k+1], S21,0xF61E2562); d=GG(d,a,b,c,x[k+6], S22,0xC040B340); c=GG(c,d,a,b,x[k+11],S23,0x265E5A51); b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA); a=GG(a,b,c,d,x[k+5], S21,0xD62F105D); d=GG(d,a,b,c,x[k+10],S22,0x2441453); c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681); b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8); a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6); d=GG(d,a,b,c,x[k+14],S22,0xC33707D6); c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87); b=GG(b,c,d,a,x[k+8], S24,0x455A14ED); a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905); d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8); c=GG(c,d,a,b,x[k+7], S23,0x676F02D9); b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A); a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942); d=HH(d,a,b,c,x[k+8], S32,0x8771F681); c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122); b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C); a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44); d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9); c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60); b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70); a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6); d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA); c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085); b=HH(b,c,d,a,x[k+6], S34,0x4881D05); a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039); d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5); c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8); b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665); a=II(a,b,c,d,x[k+0], S41,0xF4292244); d=II(d,a,b,c,x[k+7], S42,0x432AFF97); c=II(c,d,a,b,x[k+14],S43,0xAB9423A7); b=II(b,c,d,a,x[k+5], S44,0xFC93A039); a=II(a,b,c,d,x[k+12],S41,0x655B59C3); d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92); c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D); b=II(b,c,d,a,x[k+1], S44,0x85845DD1); a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F); d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0); c=II(c,d,a,b,x[k+6], S43,0xA3014314); b=II(b,c,d,a,x[k+13],S44,0x4E0811A1); a=II(a,b,c,d,x[k+4], S41,0xF7537E82); d=II(d,a,b,c,x[k+11],S42,0xBD3AF235); c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB); b=II(b,c,d,a,x[k+9], S44,0xEB86D391); a=AddUnsigned(a,AA); b=AddUnsigned(b,BB); c=AddUnsigned(c,CC); d=AddUnsigned(d,DD); } var temp = WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d); return temp.toLowerCase(); }
3,设备检测
/* * 设备检测 * @method _checkDevice * */ function _checkDevice(){ var system ={ win : false, mac : false, xll : false }, p = navigator.platform; system.win = p.indexOf("Win") == 0; system.mac = p.indexOf("Mac") == 0; system.x11 = (p == "X11") || (p.indexOf("Linux") == 0); if(system.win || system.mac || system.xll){ return "pc"; }else{ return "ph"; } }
4,placeholder效果
Utils.prototype.placeholder = function(InputId, preText) { var $input = $("#" + InputId); $input.css({ color: "#969696", verticalAlign: "middle" }).focus(function(){ if ($input.val() === preText) { $input.val("").css({ color: "#494949" }); } }).blur(function(){ if ($input.val() === "" || $input.val() === preText) { $input.val(preText).css({ color: "#969696" }); } }); };
5,插入js代码
Utils.prototype.appendScript = function(src){ var randNum = Math.random(); var docmentHead = document.getElementsByTagName('head')[0]; var infoScript= document.createElement("script"); infoScript.type = "text/javascript"; infoScript.src = src + "?r=" + randNum; docmentHead.appendChild(infoScript); };
6，跳锚点
/*跳錨點*/ Utils.prototype.scrollAnchor= function(anchorName) { var $body = (window.opera) ? (document.compatMode == "CSS1Compat" ? $('html') : $('body')) : $('html,body'); if (anchorName) { // var $this = $('*[name="' + anchorName + '"]'); var $this = $('#'+anchorName); var $this_top = $this.offset().top; $body.animate({ scrollTop: $this_top}, 600); } else { $body.animate({ scrollTop: 0}, 600); } };
7，选项卡
/*通用选项卡函数，带回调 * API 介绍 * tag : 选项卡选择器， (必须) * curr ： 当前选中的选项卡样式， (最好填) * cont ：选项卡内容选择器，数量需和上面的tag个数一致，你懂的。 (必须) * more ： 更多按钮选择器，(可选) * ev ：触发事件，默认鼠标划过，(可选) * before: ev事件未被触发时执行的函数 （可选） * callbak ：回调函数，可以让你在每一次切换选项卡的时候做些你想做的事， (可选) */ Utils.prototype._TAG= function(conf) { var tag = conf && conf.tag || '.tag', curr = conf && conf.curr || 'curr', cont = conf && conf.cont || '.tagCont', more = conf && conf.more || '.more', ev = conf && conf.ev || 'mouseover', time = conf && conf.time || 500, before = conf && conf.before, callback = conf && conf.callback; var $tag = $(tag),$cont = $(cont),$more = conf.more ? $(more) : $(document); $tag.eq(0).addClass(curr); $cont.eq(0).stop().show(); before && before(); $tag.on(ev,function(){ var that = $(this); var i = that.index(tag); that.addClass(curr).siblings(tag).removeClass(curr); $cont.hide().eq(i).show(); if (conf.more) { $more.attr('href',that.attr('url')); } callback && callback(that,i); }); };
8，加入收藏
/* * 加入收藏夾 */ Utils.prototype.addFavorite = function(url, title) { var sURL = url || location.href; var sTitle = title || document.title; var that = this; try { window.external.AddFavorite(sURL, sTitle); } catch (e) { try { window.sidebar.addPanel(sTitle, sURL, ""); } catch (e) { that.dialog({ content: "加入收藏失敗，請使用Ctrl+D進行添加" }); } } };
