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87 lines
1.9 KiB
87 lines
1.9 KiB
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/**
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* Module dependencies.
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*/
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var express = require('express')
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, Canvas = require('../lib/canvas')
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, Image = Canvas.Image
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, app = express();
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// Config
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app.set('views', __dirname + '/views');
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app.set('view engine', 'jade');
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// Middleware
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app.use(express.favicon());
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app.use(express.logger('dev'));
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app.use(express.bodyParser());
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app.use(app.router);
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app.use(express.static(__dirname + '/public'));
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app.use(express.errorHandler());
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// Routes
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app.get('/', function(req, res){
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res.render('tests');
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});
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function testFn(req){
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// Normalize state.png as ./public/state.png
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// no good way around this at the moment
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req.body.fn = req.body.fn
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.replace("'state.png'", "'" + __dirname + "/public/state.png'")
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.replace("'face.jpeg'", "'" + __dirname + "/public/face.jpeg'")
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.replace("'star.png'", "'" + __dirname + "/public/star.png'");
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// Do not try this at home :)
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return eval('(' + req.body.fn + ')');
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}
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function createCanvas(req, type){
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var width = req.body.width
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, height = req.body.height;
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return new Canvas(width, height, type);
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}
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app.post('/render', function(req, res, next){
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var fn = testFn(req)
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, canvas = createCanvas(req)
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, ctx = canvas.getContext('2d')
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, start = new Date;
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function done(){
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var duration = new Date - start;
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canvas.toDataURL(function(err, str){
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res.send({ data: str, duration: duration });
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});
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}
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2 == fn.length
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? fn(ctx, done)
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: fn(ctx), done();
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});
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app.post('/pdf', function(req, res, next){
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req.body = JSON.parse(req.body.json);
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var fn = testFn(req)
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, canvas = createCanvas(req, 'pdf')
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, ctx = canvas.getContext('2d');
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function done(){
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res.writeHead(200, {'Content-Type' : 'application/pdf'});
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res.write(canvas.toBuffer());
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res.end();
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}
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2 == fn.length
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? fn(ctx, done)
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: fn(ctx), done();
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});
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var port = parseInt(process.argv[2] || '4000', 10);
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app.listen(port);
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console.log('Test server listening on port %d', port);
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