haste-server/server.js

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JavaScript
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var http = require('http');
var url = require('url');
var fs = require('fs');
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var winston = require('winston');
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var connect = require('connect');
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var DocumentHandler = require('./lib/document_handler');
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// Load the configuration and set some defaults
var config = JSON.parse(fs.readFileSync('config.js', 'utf8'));
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config.port = config.port || 7777;
config.host = config.host || 'localhost';
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// Set up the logger
if (config.logging) {
try {
winston.remove(winston.transports.Console);
} catch(er) { }
var detail, type;
for (var i = 0; i < config.logging.length; i++) {
detail = config.logging[i];
type = detail.type;
delete detail.type;
winston.add(winston.transports[type], detail);
}
}
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// build the store from the config on-demand - so that we don't load it
// for statics
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if (!config.storage) {
config.storage = { type: 'file' };
}
if (!config.storage.type) {
config.storage.type = 'file';
}
var Store = require('./lib/' + config.storage.type + '_document_store');
var preferredStore = new Store(config.storage);
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// Compress the static javascript assets
if (config.recompressStaticAssets) {
var jsp = require("uglify-js").parser;
var pro = require("uglify-js").uglify;
var list = fs.readdirSync('./static');
for (var i = 0; i < list.length; i++) {
var item = list[i];
var orig_code, ast;
if ((item.indexOf('.js') === item.length - 3) && (item.indexOf('.min.js') === -1)) {
dest = item.substring(0, item.length - 3) + '.min' + item.substring(item.length - 3);
orig_code = fs.readFileSync('./static/' + item, 'utf8');
ast = jsp.parse(orig_code);
ast = pro.ast_mangle(ast);
ast = pro.ast_squeeze(ast);
fs.writeFileSync('./static/' + dest, pro.gen_code(ast), 'utf8');
winston.info('compressed ' + item + ' into ' + dest);
}
}
}
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// Send the static documents into the preferred store, skipping expirations
for (var name in config.documents) {
var path = config.documents[name];
fs.readFile(path, 'utf8', function(err, data) {
if (data && !err) {
preferredStore.set(name, data, function(cb) {
winston.info('loaded static document', { name: name, path: path });
}, true);
}
else {
winston.warn('failed to load static document', { name: name, path: path });
}
});
}
// Configure the document handler
var documentHandler = new DocumentHandler({
store: preferredStore,
maxLength: config.maxLength,
keyLength: config.keyLength
});
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// Set the server up with a static cache
connect.createServer(
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// First look for api calls
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connect.router(function(app) {
// add documents
app.post('/documents', function(request, response, next) {
return documentHandler.handlePost(request, response);
});
// get documents
app.get('/documents/:id', function(request, response, next) {
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var skipExpire = !!config.documents[request.params.id];
return documentHandler.handleGet(request.params.id, response, skipExpire);
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});
}),
// Otherwise, static
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connect.staticCache(),
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connect.static(__dirname + '/static', { maxAge: config.staticMaxAge }),
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// Then we can loop back - and everything else should be a token,
// so route it back to /index.html
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connect.router(function(app) {
app.get('/:id', function(request, response, next) {
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request.url = request.originalUrl = '/index.html';
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next();
});
}),
connect.static(__dirname + '/static', { maxAge: config.staticMaxAge })
).listen(config.port, config.host);
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winston.info('listening on ' + config.host + ':' + config.port);