44 lines
1.2 KiB
JavaScript
Executable File
44 lines
1.2 KiB
JavaScript
Executable File
var createError = require('http-errors');
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var express = require('express');
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var path = require('path');
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var cookieParser = require('cookie-parser');
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var logger = require('morgan');
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var indexRouter = require('./routes/index');
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var detailRouter = require('./routes/detail');
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var app = express();
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app.all("*", function (req, res, next) {
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res.header("Access-Control-Allow-Origin", "*");
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//允许的header类型
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res.header("Access-Control-Allow-Headers", "content-type");
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//跨域允许的请求方式
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res.header("Access-Control-Allow-Methods", "DELETE,PUT,POST,GET,OPTIONS");
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if (req.method == 'OPTIONS')
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res.sendStatus(200); //让options尝试请求快速结束
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else
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next();
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});
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app.use(logger('dev'));
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app.use(express.json());
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app.use(express.urlencoded({ extended: false }));
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app.use(cookieParser());
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app.use(express.static(path.join(__dirname, 'public')));
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app.use('/api/json/', indexRouter);
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app.use('/api/json/', detailRouter);
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app.use(function(req, res, next) {
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next(createError(404));
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});
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app.use(function(err, req, res, next) {
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res.locals.message = err.message;
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res.locals.error = req.app.get('env') === 'development' ? err : {};
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res.status(err.status || 500);
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});
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module.exports = app;
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