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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| import URL from 'url'; | ||
| import bodyParser from 'body-parser'; | ||
| import { Request, Response, NextFunction } from 'express'; | ||
| import { MockerOption, MockerProxyRoute } from '.'; | ||
| import { pathMatch } from './utils'; | ||
|
|
||
| type MockerHandleOptions = { | ||
| req: Request; | ||
| res: Response; | ||
| next: NextFunction; | ||
| options: MockerOption; | ||
| mocker: MockerProxyRoute; | ||
| mockerKey: string; | ||
| } | ||
|
|
||
| export function mockerHandle(param: MockerHandleOptions) { | ||
| const { options = {}, req, res, next, mocker, mockerKey } = param || {}; | ||
| let bodyParserMethd = bodyParser.json({ ...options.bodyParserJSON }); // 默认使用json解析 | ||
| /** | ||
| * `application/x-www-form-urlencoded; charset=UTF-8` => `application/x-www-form-urlencoded` | ||
| * Issue: https://github.com/jaywcjlove/mocker-api/issues/50 | ||
| */ | ||
| let contentType = req.get('Content-Type'); | ||
| contentType = contentType && contentType.replace(/;.*$/, ''); | ||
| if(options.bodyParserConf && options.bodyParserConf[contentType]) { | ||
| // 如果存在options.bodyParserConf配置 {'text/plain': 'text','text/html': 'text'} | ||
| switch(options.bodyParserConf[contentType]){// 获取bodyParser的方法 | ||
| case 'raw': bodyParserMethd = bodyParser.raw({...options.bodyParserRaw }); break; | ||
| case 'text': bodyParserMethd = bodyParser.text({...options.bodyParserText }); break; | ||
| case 'urlencoded': bodyParserMethd = bodyParser.urlencoded({extended: false, ...options.bodyParserUrlencoded }); break; | ||
| case 'json': bodyParserMethd = bodyParser.json({ ...options.bodyParserJSON });//使用json解析 break; | ||
| } | ||
| } else { | ||
| // 兼容原来的代码,默认解析 | ||
| // Compatible with the original code, default parsing | ||
| switch(contentType){ | ||
| case 'text/plain': bodyParserMethd = bodyParser.raw({...options.bodyParserRaw }); break; | ||
| case 'text/html': bodyParserMethd = bodyParser.text({...options.bodyParserText }); break; | ||
| case 'application/x-www-form-urlencoded': bodyParserMethd = bodyParser.urlencoded({extended: false, ...options.bodyParserUrlencoded }); break; | ||
| } | ||
| } | ||
|
|
||
| bodyParserMethd(req, res, function () { | ||
| const result = mocker[mockerKey]; | ||
| if (typeof result === 'function') { | ||
| const rgxStr = ~mockerKey.indexOf(' ') ? ' ' : ''; | ||
| req.params = pathMatch({ sensitive: false, strict: false, end: false })(mockerKey.split(new RegExp(rgxStr))[1])(URL.parse(req.url).pathname); | ||
| result(req, res, next); | ||
| } else { | ||
| res.json(result); | ||
| } | ||
| }); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| import URL from 'url'; | ||
| import httpProxy from 'http-proxy'; | ||
| import { Request, Response } from 'express'; | ||
| import color from 'colors-cli/safe'; | ||
| import { MockerOption, HttpProxyListeners } from '.'; | ||
|
|
||
| export function proxyHandle(req: Request, res: Response, options: MockerOption = {}, proxyKey: string) { | ||
| const currentProxy = options.proxy[proxyKey]; | ||
| const url = URL.parse(currentProxy); | ||
| if (options.changeHost) { | ||
| req.headers.host = url.host; | ||
| } | ||
| const { options: proxyOptions = {}, listeners: proxyListeners = {} as HttpProxyListeners }: MockerOption['httpProxy'] = options.httpProxy; | ||
| /** | ||
| * rewrite target's url path. Object-keys will be used as RegExp to match paths. | ||
| * https://github.com/jaywcjlove/mocker-api/issues/62 | ||
| */ | ||
| Object.keys(options.pathRewrite).forEach(rgxStr => { | ||
| const rePath = req.path.replace(new RegExp(rgxStr), options.pathRewrite[rgxStr]); | ||
| const currentPath = [rePath]; | ||
| if (req.url.indexOf('?') > 0) { | ||
| currentPath.push(req.url.replace(/(.*)\?/, '')); | ||
| } | ||
| req.query = URL.parse(req.url, true).query; | ||
| req.url = req.originalUrl = currentPath.join('?'); | ||
| }); | ||
|
|
||
| const proxyHTTP = httpProxy.createProxyServer({}); | ||
| proxyHTTP.on('error', (err) => { | ||
| console.error(`${color.red_b.black(` Proxy Failed: ${err.name}`)} ${err.message || ''} ${err.stack || ''} !!`); | ||
| }); | ||
| Object.keys(proxyListeners).forEach(event => { | ||
| proxyHTTP.on(event, proxyListeners[event]); | ||
| }); | ||
|
|
||
| proxyHTTP.web(req, res, Object.assign({ target: url.href }, proxyOptions)); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
|
|
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| import * as toRegexp from 'path-to-regexp'; | ||
| import { TokensToRegexpOptions, ParseOptions, Key } from 'path-to-regexp'; | ||
|
|
||
| const pathToRegexp = toRegexp.pathToRegexp; | ||
|
|
||
| export function pathMatch(options: TokensToRegexpOptions & ParseOptions) { | ||
| options = options || {}; | ||
| return function (path: string) { | ||
| var keys: (Key & TokensToRegexpOptions & ParseOptions & { repeat: boolean })[] = []; | ||
| var re = pathToRegexp(path, keys, options); | ||
| return function (pathname: string, params?: any) { | ||
| var m = re.exec(pathname); | ||
| if (!m) return false; | ||
| params = params || {}; | ||
| var key, param; | ||
| for (var i = 0; i < keys.length; i++) { | ||
| key = keys[i]; | ||
| param = m[i + 1]; | ||
| if (!param) continue; | ||
| params[key.name] = decodeURIComponent(param); | ||
| if (key.repeat) params[key.name] = params[key.name].split(key.delimiter) | ||
| } | ||
| return params; | ||
| } | ||
| } | ||
| } | ||
|
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