saas-platform/frontend/saas-web/overrides/data/Connection.js

/**
 * 在 ajax request 前修改url，增加服务端`basePath`
 * `basePath`在`app.json`配置
 */
Ext.define('saas.override.data.Connection', {
    override: 'Ext.data.Connection',
 
    urlRegexp: /(http|ftp|https):\/\//,

    config: {
        /**
         * @cfg {Object} defaultServerHeaders
         * 与defaultHeaders有区别，只在调用server api的时候才添加的headers
         */
        defaultServerHeaders: null
    },

    privates: {
        setupServerOptions: function(options) {
            var serverOptions = Ext.manifest.server, originUrl = options.url;
            if (serverOptions && serverOptions.basePath && !this.urlRegexp.test(originUrl) &&
              (!serverOptions.urlPattern || new RegExp(serverOptions.urlPattern).test(originUrl))) {
                Ext.Object.merge(options, {
                    url: serverOptions.basePath + (originUrl.indexOf('/') == 0 ? '' : '/') + originUrl,
                    headers: this.getDefaultServerHeaders()
                });
            }
        }
    },

    request: function(options) {
        if (options && options.url) {
            this.setupServerOptions(options);
        }
        return this.callParent([options]);
    }
 });