各种常用方法封装

var Too = (function() {
var $ = {};
$.cookie = function(name, value, options) {
if (typeof value !== 'undefined') {
options = options || {};
if (value === null) {
value = '';
options = $.extend({}, options);
options.expires = -1;
}
var expires = '';
if (options.expires && (typeof options.expires === 'number' || options.expires.toUTCString)) {
var date;
if (typeof options.expires === 'number') {
date = new Date();
date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
} else {
date = options.expires;
}
expires = '; expires=' + date.toUTCString();
}
var path = options.path ? '; path=' + (options.path) : ';path=/';
var domain = options.domain ? '; domain=' + (options.domain) : '';
var secure = options.secure ? '; secure' : '';
document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
} else {
var cookieValue = null;
if (document.cookie && document.cookie !== '') {
var cookies = document.cookie.split(';');
for (var i = 0; i < cookies.length; i++) {
var cookie = $.trim(cookies[i]);
if (cookie.substring(0, name.length + 1) === (name + '=')) {
cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
break;
}
}
}
return cookieValue;
}
}
$.removeCookie = function(key) {
$.cookie(key, '', {
expires: -1
});
}
$.sendData = function(options) {
var mat = options.url.match(/https?:\/\/([^\/]+)/);
if (mat && location.host != mat[0]) {
$.jsonp(options);
} else {
$.ajax(options);
}
}
$.jsonp = function(options) {
options = options || {};
if (!options.url) {
throw new Error("Parameter is not valid");
}
var callbackName = ('jsonp_' + Math.random()).replace(".", "");
var oHead = document.getElementsByTagName('head')[0];
//options.data[options.callback] = callbackName;
//var params = formatParams(options.data);
var oS = document.createElement('script');
oHead.appendChild(oS);
window[callbackName] = function(json) {
oHead.removeChild(oS);
clearTimeout(oS.timer);
window[callbackName] = null;
options.success && options.success(json);
};
if (options.url.indexOf('?') == -1) {
oS.src = options.url + '?callback=' + callbackName;
} else {
oS.src = options.url + '&callback=' + callbackName;
}
if (options.time) {
oS.timer = setTimeout(function() {
window[callbackName] = null;
oHead.removeChild(oS);
options.fail && options.fail({
message: "timeOut"
});
}, time);
}
}
$.ajax = function(options) {
options = options || {};
options.type = (options.type || "GET").toUpperCase();
options.dataType = options.dataType || "json";
var params = formatParams(options.data);
if (window.XMLHttpRequest) {
var xhr = new XMLHttpRequest();
} else {
var xhr = new ActiveXObject('Microsoft.XMLHTTP');
}
xhr.onreadystatechange = function() {
if (xhr.readyState == 4) {
var status = xhr.status;
if (status >= 200 && status < 300) {
options.success && options.success(xhr.responseText, xhr.responseXML);
} else {
options.fail && options.fail(status);
}
}
}
if (options.type == "GET") {
xhr.open("GET", options.url + "?" + params, true);
xhr.send(null);
} else if (options.type == "POST") {
xhr.open("POST", options.url, true);
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
xhr.send(params);
}
}
$.storage = function(st, key, value, expires) {
if (st == 'l') {
st = window.localStorage;
expires = expires || 60;
} else {
st = window.sessionStorage;
expires = expires || 5;
}
if (typeof value != 'undefined') {
try {
return st.setItem(key, JSON.stringify({
data: value,
expires: new Date().getTime() + expires * 1000 * 60
}));
} catch (e) {}
} else {
var result = JSON.parse(st.getItem(key) || '{}');
if (result && new Date().getTime() < result.expires) {
return result.data;
} else {
st.removeItem(key);
return null;
}
}
}
/**
* 去掉空格
* @name    trim
* @param   {String}  要去掉空格的字符串
* @param   {Boolean} 是否去掉字符串中间的空格
* @return  {String}  处理过的字符串
*/
$.trim = function(str, is_global) {
if (!str) return "";
var result = str.replace(/(^\s+)|(\s+$)/g, "");
if (is_global) result = result.replace(/\s/g, "");
return result;
}
/**
* 获得URL中以GET方式传输的参数
* @name getParamByName
* @param {String} 要获得的参数名
* @return {String} 指定参数名的值
*/
$.getParamByName = function(name) {
var match = new RegExp('[?&]' + name + '=([^&]*)').exec(window.location.search);
return match && decodeURIComponent(match[1].replace(/\+/g, ' '));
}
$.extend = function(target) {
var deep, args = [].slice().call(arguments, 1)
if (typeof target == 'boolean') {
deep = target
target = args.shift()
}
args.forEach(function(arg) {
extend(target, arg, deep)
})
return target
}
/**
* @取当前时间 2014-01-14
* @return 2014-01-14
*/
$.getDay = function(separator) {
if (typeof(separator) == 'undefined') {
separator = '-';
}
var myDate = new Date();
var year = myDate.getFullYear();
var month = myDate.getMonth() + 1;
month = month < 10 ? '0' + month : month;
var day = myDate.getDate();
day = day < 10 ? '0' + day : day;
return year + separator + month + separator + day;
}

/**
* @取当前时间 12:11:10
* @return 14:44:55
*/
$.getTime = function(separator, hasMs) {
if (typeof(separator) == 'undefined') {
separator = ':';
}
var myDate = new Date();
var hour = myDate.getHours();
hour = hour < 10 ? '0' + hour : hour;
var mint = myDate.getMinutes();
mint = mint < 10 ? '0' + mint : mint;
var seconds = myDate.getSeconds();
seconds = seconds < 10 ? '0' + seconds : seconds;
var ms = myDate.getMilliseconds();
var result = hour + separator + mint + separator + seconds;
if (typeof(hasMs) != 'undeinfed' && hasMs) {
result += separator + ms;
}
return result;
}

/**
* @取当前时间戳
* @return 1439361919265
*/
$.getTimestamp = function() {
return new Date().getTime();
}
/**
* @对象merage
* @obj2的权重大
*/
$.merageObj = function(obj1, obj2) {
for (var p in obj2) {
try {
if (obj2[p].constructor == Object) {
obj1[p] = $.merageObj(obj1[p], obj2[p]);
} else {
obj1[p] = obj2[p];
}
} catch (e) {
obj1[p] = obj2[p];
}
}
return obj1;
}
/**
* @inArray
* @param {Array} arr 主体
* @param {String} str字符串
* @param {Boolean} include是否和匹配的字符串完全相同或者是包含的关系
*/
$.inArray = function(arr, str, include) {
if (util.isArray(arr)) {
var res = false;
arr.forEach(function(item) {
if (typeof(include) != 'undefined' && include) {
var reg = new RegExp(str, 'gm')
if (reg.test(item)) {
res = true;
}
} else {
if (item == str) {
res = true;
}
}
});
return res;
}
}
/**
* @数组去重
* @算法: 设置成一个对象的属性
*/
$.uniq = function(arr) {
if (isArray(arr)) {
var obj = {};
for (var i = 0; i < arr.length; i++) {
obj[arr[i]] = i;
}
arr = [];
var j = 0;
for (var i in obj) {
arr[j] = i;
j += 1;
}
}
return arr;
}
/**
* @getUrlParam
* @time 2014-10-8
*/
$.getUrlParam = function(url) {
var urlParseRE = /^(((([^:\/#\?]+:)?(?:(\/\/)((?:(([^:@\/#\?]+)(?:\:([^:@\/#\?]+))?)@)?(([^:\/#\?\]\[]+|\[[^\/\]@#?]+\])(?:\:([0-9]+))?))?)?)?((\/?(?:[^\/\?#]+\/+)*)([^\?#]*)))?(\?[^#]+)?)(#.*)?/;
return urlParseRE.exec(url);
}
return $;
})()

function extend(target, source, deep) {
for (key in source)
if (deep && (isPlainObject(source[key]) || isArray(source[key]))) {
if (isPlainObject(source[key]) && !isPlainObject(target[key]))
target[key] = {}
if (isArray(source[key]) && !isArray(target[key]))
target[key] = []
extend(target[key], source[key], deep)
} else if (source[key] !== undefined) target[key] = source[key]
}

function isPlainObject(obj) {
return isObject(obj) && !isWindow(obj) && Object.getPrototypeOf(obj) == Object.prototype
}

function isArray(object) {
return object instanceof Array
}

function formatParams(data) {
var arr = [];
for (var name in data) {
arr.push(encodeURIComponent(name) + '=' + encodeURIComponent(data[name]));
}
return arr.join('&');
}
module.exports = Too;