/** * 一些公用方法 * @author 暮光：城中城 * @since 2017年5月7日 */ function serialize(value) { if (typeof value === 'string') { return value; } return JSON.stringify(value); } function deserialize(value) { if (typeof value !== 'string' || isEmpty(value)) { return undefined; } try { return JSON.parse(value); } catch (e) { try { return eval('(' + value + ')');// 处理变态的单双引号共存字符串 } catch (e) { return value || undefined; } } } function validateResult(result) { if (result.errCode == 200) { return true; } else if (result.errCode == 400) { var href = encodeURIComponent(window.location.href); window.location = "static/manage/login.html?redirect=" + href; } else { Toast.error(result.errMsg); } return false; } /** * 返回不为空的字符串，为空返回def */ function getNotEmptyStr(str, def){ if(isEmpty(str)) { return isEmpty(def)?"":def; } return str; } /** * 是否是空对象 * @param obj * @returns */ function isEmptyObject(obj){ return $.isEmptyObject(obj); } /** * 是否是空字符串 * @param str * @returns */ function isEmpty(str){ return (str == "" || str == null || str == undefined); } /** * 是否是空 * @param str * @returns */ function isNull(str){ return (str == null || str == undefined); } /** * 是否不是空字符串 * @param str * @returns */ function isNotEmpty(str){ return !isEmpty(str); } /** * 数组转字符串，使用空格分隔 * @param array * @returns */ function arrToString(array){ var temStr = ""; if(isEmpty(array)){ return temStr; } array.forEach(function(e){ if(isNotEmpty(temStr)) { temStr += " "; } temStr += e; }); return temStr; } /** * 数组array中是否包含str字符串 * @param array * @param str * @returns */ function haveString(array, str){ if(isEmpty(array)) { return false; } for (var i = 0; i < array.length; i++) { if(array[i] == str) { return true; } } return false; } /** * 直接返回对象的第一个属性 * @param data * @returns */ function getObjectFirstAttribute(data) { for ( var key in data) { return data[key]; } } /** * 如果对象只有一个属性则返回第一个属性，否则返回null * @param data * @returns */ function getObjectFirstAttributeIfOnly(data) { var len = 0, value = ""; for ( var key in data) { if (++len > 1) { return null; } value = data[key]; } return value; } function postService(url, param, success=function(){}, complete=function(){}){ ajaxTemp(url, "POST", "JSON", param, function(result){ if (result.errCode == 400) { var href = encodeURIComponent(window.location.href); window.location = "static/manage/login.html?redirect=" + href; } else if (result.errCode != "200") { Toast.warn(result.errMsg); } else { success(result); } },function(){ Toast.warn("请求数据失败"); }, function(result){ complete(result); }); } /** * ajax处理事件模板 * * @url 后台处理的url，即action * @dataSentType 数据发送的方式，有post，get方式 * @dataReceiveType 数据接收格式，有html json text等 * @paramsStr 传入后台的参数 * @successFunction ajax成功后执行的函数名 ajaxTemp("", "GET", "html", {}, function(){}, * function(){}, ""); */ function ajaxTemp(url, dataSentType, dataReceiveType, paramsStr, successFunction, errorFunction, completeFunction, id) { $.ajax({ url : url, // 后台处理程序 sync : false, type : dataSentType, // 数据发送方式 dataType : dataReceiveType, // 接受数据格式 data : eval(paramsStr), contentType : "application/x-www-form-urlencoded; charset=UTF-8", success : function(msg) { if (msg.errCode == 400) { var href = encodeURIComponent(window.location.href); window.location = "static/manage/login.html?redirect=" + href; } else { if (typeof successFunction == "function") { successFunction(msg, id); } } }, beforeSend : function() { }, complete : function(msg) { if (msg.responseText.startWith("")) { if (msg.responseText.indexOf("THIS_IS_LOGIN_PAGE_FLAG") > 0) { Toast.error('操作失败，登录已失效，请登陆后重试', 3000); return; } } if(typeof completeFunction == "function") { completeFunction(msg,id); } }, error : function(msg) { if(typeof errorFunction == "function") { errorFunction(msg,id); } } }); } /** * 获取cookie * @param name * @returns */ function getCookie(name) { var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)"); if(arr=document.cookie.match(reg)){ return unescape(arr[2]); } return null; } /** * 字符串格式化 */ String.prototype.format = function(args) { if (arguments.length > 0) { var result = this; if (arguments.length == 1 && typeof (args) == "object") { for ( var key in args) { var reg = new RegExp("({" + key + "})", "g"); result = result.replace(reg, args[key]); } } else { for (var i = 0; i < arguments.length; i++) { if (arguments[i] == undefined) { return ""; } else { var reg = new RegExp("({[" + i + "]})", "g"); result = result.replace(reg, arguments[i]); } } } return result; } else { return this; } } String.prototype.endWith = function(str) { if (str == null || str == "" || this.length == 0 || str.length > this.length) { return false; } return (this.substring(this.length - str.length) == str); }; String.prototype.startWith = function(str) { if (str == null || str == "" || this.length == 0 || str.length > this.length) { return false; } return (this.substr(0, str.length) == str); };