Authored by 陈峰

解决nodejs history api

... ... @@ -9,7 +9,7 @@ const bodyParser = require('body-parser');
const cookieParser = require('cookie-parser');
const compression = require('compression');
const Express = require('express');
const history = require('connect-history-api-fallback');
const history = require('./framework/history-api-fallback');
// const session = require('express-session');
const cookieSession = require('cookie-session');
... ... @@ -32,6 +32,7 @@ global.yoho = {
co: global.Promise.coroutine
};
app.use(history({
disableIndex: true,
rewrites: [
{ from: /\.html/, to: '/index.html'}
]
... ...
/* eslint-disable */
var url = require('url');
exports = module.exports = function historyApiFallback(options) {
options = options || {};
var logger = getLogger(options);
return function (req, res, next) {
var headers = req.headers;
if (req.method !== 'GET') {
logger(
'Not rewriting',
req.method,
req.url,
'because the method is not GET.'
);
return next();
} else if (!headers || typeof headers.accept !== 'string') {
logger(
'Not rewriting',
req.method,
req.url,
'because the client did not send an HTTP accept header.'
);
return next();
} else if (headers.accept.indexOf('application/json') === 0) {
logger(
'Not rewriting',
req.method,
req.url,
'because the client prefers JSON.'
);
return next();
} else if (!acceptsHtml(headers.accept, options)) {
logger(
'Not rewriting',
req.method,
req.url,
'because the client does not accept HTML.'
);
return next();
}
var parsedUrl = url.parse(req.url);
var rewriteTarget;
options.rewrites = options.rewrites || [];
for (var i = 0; i < options.rewrites.length; i++) {
var rewrite = options.rewrites[i];
var match = parsedUrl.pathname.match(rewrite.from);
if (match !== null) {
rewriteTarget = evaluateRewriteRule(parsedUrl, match, rewrite.to);
logger('Rewriting', req.method, req.url, 'to', rewriteTarget);
req.url = rewriteTarget;
return next();
}
}
if (parsedUrl.pathname.indexOf('.') !== -1 &&
options.disableDotRule !== true) {
logger(
'Not rewriting',
req.method,
req.url,
'because the path includes a dot (.) character.'
);
return next();
}
if (options.disableIndex) {
return next();
}
rewriteTarget = options.index || '/index.html';
logger('Rewriting', req.method, req.url, 'to', rewriteTarget);
req.url = rewriteTarget;
next();
};
};
function evaluateRewriteRule(parsedUrl, match, rule) {
if (typeof rule === 'string') {
return rule;
} else if (typeof rule !== 'function') {
throw new Error('Rewrite rule can only be of type string of function.');
}
return rule({
parsedUrl: parsedUrl,
match: match
});
}
function acceptsHtml(header, options) {
options.htmlAcceptHeaders = options.htmlAcceptHeaders || ['text/html', '*/*'];
for (var i = 0; i < options.htmlAcceptHeaders.length; i++) {
if (header.indexOf(options.htmlAcceptHeaders[i]) !== -1) {
return true;
}
}
return false;
}
function getLogger(options) {
if (options && options.logger) {
return options.logger;
} else if (options && options.verbose) {
return console.log.bind(console);
}
return function () { };
}
... ...