/
server.js
69 lines (57 loc) · 1.93 KB
/
server.js
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var express = require('express'),
hbs = require('express-hbs'),
logger = require('morgan'),
es = require('./lib/es-client'),
moment = require('moment'),
deepmerge = require('deepmerge'),
app = express();
app.use(logger('short'));
app.engine('hbs', hbs.express3({
layoutsDir: __dirname + '/views/_layouts',
defaultLayout: __dirname + '/views/_layouts/default.hbs',
partialsDir: __dirname + '/views/_partials'
}));
app.set('view engine', 'hbs');
app.set('views', __dirname + '/views');
app.set('port', process.env.HTTP_PORT || 9898);
app.use(express.static(__dirname + '/public'));
function presentHit(hit) {
var revision = hit._source,
wiki = hit._index.split('.')[1],
m = moment(revision.timestamp);
revision.diff_url = 'http://' + wiki + '.wikipedia.org/w/index.php?diff=' + revision.revision_id;
revision.date = m.format("YYYY-MM-DD HH:mm");
return revision;
}
function presentSearchResults(body) {
//console.log(JSON.stringify(body, null, ' '));
return {
totalHits: body.hits.total,
results: body.hits.hits.map(presentHit)
};
}
app.get('/', function (req, res) {
res.render('index');
});
app.get('/search', function (req, res) {
console.log(req.query);
var q = {
index: 'wiki.' + req.query.wikipedia,
body: {
sort: {'timestamp': 'desc'},
query: {
"match" : {"title" : req.query.keyword.trim().length ? req.query.keyword : '*'}
}
}
};
es.search(q)
.then(function (body) {
res.render('results', deepmerge(presentSearchResults(body), {query: req.query}));
}).catch(function (err) {
console.error(err, err.stack);
res.render('error', {error: err});
});
});
app.listen(app.get('port'), function () {
console.log('wikipedia-edits started on ' + app.get('port'));
});