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fedifeed/index.js
2019-08-05 16:34:09 -04:00

120 lines
2.8 KiB
JavaScript

var Express = require('express');
// v1 api
var convert = require('./lib/convert');
// v2 api
var convertv2 = require('./lib/convertv2');
var serveStatic = require('serve-static');
var request = require('request');
var cors = require('cors');
var errorPage = require('./lib/errorPage');
var morgan = require('morgan');
var app = Express();
var logger = morgan(':method :url :status via :referrer - :response-time ms')
app.use(
serveStatic('static',{
maxAge:'1d'
})
);
function doCache(res,durationSecs){
res.set({
"Cache-Control":"max-age="+durationSecs
})
}
// this just redirects to the
app.options('/api/feed',cors());
app.get('/api/feed',cors(),logger,function(req,res){
// get feed url
var feedUrl = req.query.url;
if (!feedUrl){
res.status(400);
res.send(errorPage(400,'You need to specify a feed URL'));
return;
}
var userUrl = feedUrl.replace(/\.atom.*/i,'');
var redirectUrl = '/apiv2/feed?';
var qs = ['userurl='+encodeURIComponent(userUrl),"api=v1"];
(['size','theme','boosts','replies']).forEach(key=>{
if (typeof req.query[key] != 'undefined'){
qs.push(key+'='+encodeURIComponent(req.query[key]));
}
})
res.redirect(redirectUrl + qs.join('&'));
});
app.options('/apiv2/feed',cors());
// http://localhost:8000/apiv2/feed?userurl=https%3A%2F%2Foctodon.social%2Fusers%2Ffenwick67
app.get('/apiv2/feed',cors(),logger,function(req,res){
// get feed url
var userUrl = req.query.userurl;
if (!userUrl){
res.status(400);
res.send(errorPage(400,'You need to specify a user URL'));
return;
}
var feedUrl = req.query.feedurl;
var opts = {};
if (req.query.size){
opts.size = req.query.size;
}
if (req.query.theme){
opts.theme = req.query.theme;
}
if (req.query.header){
if (req.query.header.toLowerCase() == 'no' || req.query.header.toLowerCase() == 'false'){
opts.header = false;
}else{
opts.header = true;
}
}
opts.boosts = true;
if (req.query.boosts){
if (req.query.boosts.toLowerCase() == 'no' || req.query.boosts.toLowerCase() == 'false'){
opts.boosts = false;
}else{
opts.boosts = true;
}
}
opts.replies = true;
if (req.query.replies){
if (req.query.replies.toLowerCase() == 'no' || req.query.replies.toLowerCase() == 'false'){
opts.replies = false;
}else{
opts.replies = true;
}
}
opts.userUrl = userUrl;
opts.feedUrl = feedUrl;
opts.mastofeedUrl = req.url;
convertv2(opts).then((data)=>{
res.status(200);
doCache(res,60*60);
res.send(data);
}).catch((er)=>{
res.status(500);
res.send(errorPage(500,null,{theme:opts.theme,size:opts.size}));
// TODO log the error
console.error(er,er.stack);
})
})
app.listen(process.env.PORT || 8000,function(){
console.log('Server started, listening on '+(process.env.PORT || 8000));
});