011-vue之操作url相關

此文件用於操作 ajax中url鏈接使用，不作爲vue路由操作方法

/**
 * 此文件用於操作 ajax中url鏈接使用，不作爲vue路由操作方法
 * 調用方法：
 *      import {usitripUrl} from url.js
 *      var url = new objURL( "xxx.url" );
 *      url.get("a")
 */
    export const usitripUrl = function(url) {
        this.ourl = url || window.location.href;
        this.href = ""; //?前面部分
        this.params = {}; //url參數對象
        this.jing = ""; //#及後面部分
        this.init();
    };
    //分析url,得到?前面存入this.href,參數解析爲this.params對象，#號及後面存入this.jing
    usitripUrl.prototype.init = function() {
        var str = this.ourl;
        var index = str.indexOf("#");
        if (index > 0) {
            this.jing = str.substr(index);
            str = str.substring(0, index);
        }
        index = str.indexOf("?");
        if (index > 0) {
            this.href = str.substring(0, index);
            str = str.substr(index + 1);
            var parts = str.split("&");
            for (var i = 0; i < parts.length; i++) {
                var kv = parts[i].split("=");
                this.params[kv[0]] = kv[1];
            }
        } else {
            this.href = this.ourl;
            this.params = {};
        }
    };

    //得到參數值
    usitripUrl.prototype.get = function(key) {
        return this.params[key];
    };

    //只是修改this.params
    usitripUrl.prototype.set = function(key, val) {
        this.params[key] = val;
        return this.url();
    };

    //只是設置this.params
    usitripUrl.prototype.remove = function(key) {
        this.params[key] = undefined;
        return this.url();
    };

    //根據三部分組成操作後的url
    usitripUrl.prototype.url = function() {
        var strurl = this.href;
        var objps = []; //這裏用數組組織,再做join操作
        var tmp = [];
        for (var k in this.params) {
            if (this.params[k]) {
                if(k == 'language_code'){
                    tmp.push(this.params[k]);
                }else{
                    objps.push(k + "=" + this.params[k]);
                }
            }
        }
        if(tmp.length){
            objps.push('language_code' + "=" + tmp[0]);
        }
        if (objps.length > 0) {
            strurl += "?" + objps.join("&");
        }
        if (this.jing.length > 0) {
            strurl += this.jing;
        }
        return strurl;
    };