nyx_server/core/middleware/RequestContext.js

Node内容发布

var Log = require('../log');
var cache = require("../Cache").cache;
var templateLoader = require("../TemplateLoader");
var _ = require("lodash");

var path = require("path");



module.exports = function () {

    return function (req, res, next) {
        try {
            var reqPath = req.path;
            var logger = Log.getLogger(reqPath);
            var session = req.session;
            var context = {
                log: logger,
                cache: cache,
                user: session.userinfo
            };
            req.NyxReqContext = context;
            var project = null;
            var wrapPromise = null;
            if (/\/project\//.test(reqPath)) {
                var projectName = /\/project\/api\/([^\/]*)/.exec(reqPath)[1];
                wrapPromise = Promise.resolve(projectName);
            } else if (/\/template\//.test(reqPath)) {
                //如果模板是发布则会出现多个项目发布的情况  /template/preview|publish|edit|
                var operation = /\/template\/([^\/]*)/.exec(reqPath)[1];     /////publish|preview|edit|ui
                var columnPath = getMatchPath(reqPath, operation);
                var fileName = path.basename(reqPath, path.extname(reqPath));
                var requestInfo = {};
                requestInfo.path = columnPath;  //匹配路径， 栏目id
                requestInfo.params = parseFileName(fileName);    //原始文件名
                if (operation == "publish") {
                    wrapPromise = templateLoader.loaderTemplateWithPath(columnPath).then(function (templates) {
                        return _.map(templates, function (t) {
                            return t._ownerProject.config.name;
                        })
                    });
                } else {
                    wrapPromise = templateLoader.loaderTemplate(requestInfo).then(function (template) {
                        return template._ownerProject.config.name;
                    });
                }
            } else if (/\/chip\//.test(path)) {
                var operation = /\/chip\/([^\/]*)/.exec(reqPath)[1];
                var projectName = "";
                if (operation == "preview" || operation == "publish") {
                    projectName = /\/chip\/(?:preview|publish)\/([^\/]*)/.exec(reqPath)[1].split(".")[0];
                } else if (operation == "ui" || operation == "api") {
                    projectName = /\/chip\/(?:api|ui)\/[^\/]*\/([^\/]*)/.exec(reqPath)[1].split(".")[0];
                }
                wrapPromise = Promise.resolve(projectName);
            } else {
                wrapPromise = Promise.resolve("Nyx");
            }
            wrapPromise.then(function (projectNames) {
                
                var logger = Log.getLogger(reqPath , projectNames||"Nyx");
                req.NyxReqContext.log = logger;
                next();
            }).catch(function () {
                next();
            })
        } catch (err) {
            console.log(err.stack)
            next();
        }
    }
}


function parseFileName(fileName) {
    var parts = fileName.split('.')[0].split("_");
    var dataId = parts[0];   //数据id
    var type = parts[1];   //模板类型
    var device = parts[2] || "pc"; //设备类型
    var extra = parts[3];   //扩展标示参数
    var pindex = parts[4] || 0;   //分页号
    return { 'fileType': type, 'device': device, 'dataId': dataId, 'extra': extra, "pindex": pindex }
}

function getMatchPath(reqPath, operation) {

    if (operation == "preview" || operation == "publish"
        || operation == "offline" || operation == "edit") {
        return /\/template\/(?:preview|publish|offline|edit)\/([^\/]*)/.exec(reqPath)[1];
    } else if (operation == "ui" || operation == "api") {
        return /\/template\/(?:api|ui)\/[^\/]*\/([^\/]*)/.exec(reqPath)[1];
    }
}