/
server.js
98 lines (79 loc) · 2.21 KB
/
server.js
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var express = require('express')
var app = express()
var Pagist = require('./pagist')
var request = require('request')
var _ = require('lodash')
var when = require('when')
var fs = require('fs')
var template = _.template(
'<!DOCTYPE html><meta charset=utf-8><title><%- title %></title>' +
'<%= body %>')
function makeRequest(url) {
return when.promise(function(resolve, reject) {
request(url, { headers: { 'User-Agent': 'Pagist' } }, function(err, res, body) {
if (err) reject(err)
resolve(body)
})
})
}
var base = process.argv[2]
Pagist.server = {
gist: function(params, callback) {
var url = 'https://api.github.com/gists/' + params.id
+ '?access_token=' + process.env.GITHUB_TOKEN
return makeRequest(url).then(JSON.parse)
},
raw: function(params, callback) {
return makeRequest(params.url)
},
local: function(params, callback) {
return when.promise(function(resolve, reject) {
if (!base) throw new Error('hello!')
fs.readFile(base + '/' + params.path, 'utf-8', function(err, data) {
if (err) return reject(err)
resolve(data)
})
})
}
}
app.use(express.static(__dirname + '/static'))
app.use(function(req, res, next) {
if (req.host == 'www.pagist.info' || req.host == 'pagist.info') {
var m = req.path.match(/^\/?(\w+):/)
if (m) {
var rest = req.path.substr(m[0].length)
res.redirect('http://' + m[1] + '.pagist.info/' + rest)
return
} else {
next()
}
} else {
next()
}
})
function resolvePath(req) {
var path = req.path.replace(/^\/?/, '')
var m = req.host.match(/^(\w+)\.pagist\.info$/)
if (m && m[1] != 'www') path = m[1] + ':' + path
if (path === 'chat:') return '6961429'
if (path === '') return '4287148'
return path
}
app.use(function(req, res, next) {
var path = resolvePath(req)
var target = Pagist.route(path)
if (!target) return next()
Pagist.server[target.type](target.params)
.then(target.handle)
.then(function(data) {
res.send(template({
title: data.title,
body: Pagist.generate(data)
}))
})
.otherwise(function(e) {
next(e)
})
})
require('./chat').listen(app)
app.listen(process.env.PORT)