Finish dumping implementation

index.js

+// import some modules
+var bodyParser = require("body-parser"),
+  express = require('express'),
+  http = require('http'),
+  fs = require("fs"),
+  path = require("path");
+
+require("string.prototype.endswith");
+
+// counter and prefix for jobs
+var job_counter = 0;
+var job_prefix = (new Date()).getTime();
+var jobs = [];
+
+// get the path for the docs and the dumps
+var pathDocs = path.resolve(__dirname+'/docs');
+var pathDumps = path.resolve(__dirname+'/dumps');
+
+// Create a really simple API
+var app = express();
+
+app.use(bodyParser.json());
+app.use(bodyParser.urlencoded({
+    extended: true
+}))
+
+// serve only *.xhtml documents
+app.use('/docs', function(req, res, next){
+  if(req.path.endsWith('.xhtml')){
+    next();
+  } else {
+    res.status(404).send('Not found');
+  }
+}, express.static('docs/'));
+
+app.post('/dumps/', function(req, res, next){
+  // read post data from the body
+  var post_data = req.body || {};
+  var id, doc;
+
+  if(!post_data.hasOwnProperty('id')){
+    return res.jsonp({'success': false, 'message': "Missing 'id' parameter. "});
+  } else {
+    id = post_data.id;
+  }
+
+  if(jobs.indexOf(id) === -1){
+    return res.jsonp({'success': false, 'message': "Unknown JOB id. "})
+  }
+
+  if(!post_data.hasOwnProperty('content')){
+    return res.jsonp({'success': false, 'message': "Missing 'content' parameter. "});
+  } else {
+    content = post_data.content;
+  }
+
+  // remove this job from the jobs list
+  jobs.splice(jobs.indexOf(id));
+
+  try{
+    fs.writeFileSync(pathDumps + '/'+id+'.xhtml', content);
+  } catch(e) {
+    console.log(e);
+    return res.jsonp({'success': false, 'message': 'Unable to save file. '});
+  }
+
+  res.jsonp({
+    'success': true,
+    'path': '/dumps/'+id+'.xhtml'
+  });
+});
+
+app.use('/dumps', function(req, res, next){
+  if(req.path.endsWith('.xhtml')){
+    next();
+  } else {
+    res.status(404).send('Not found');
+  }
+}, express.static('dumps/'));
+
+app.get('/get_task', function(req, res){
+
+  // make a job id and name
+  var jobid = job_counter++;
+  var jobname = job_prefix+'_'+jobid
+  jobs.push(jobname);
+
+  // get a document
+  var documents = fs.readdirSync(pathDocs).filter(function(e,i){return e.endsWith('.xhtml');});
+  var doc = documents[jobid % documents.length];
+
+  // get a mode
+  var mode = ['annotate', 'review'][Math.random() > 0.5 ? 0 : 1]
+
+  // TODO: Serve a proper document and result
+  res.jsonp({
+    'id': jobname, // a job id. Should be posted as a job id to the result page.
+    'path': 'docs/'+doc, // the path to the document to annotate
+    'post': 'dumps/'+doc, // the path you want to post results to. Should contain a 'content' field with the document and a 'id' field with the job id
+    'mode': mode, // the mode. One of 'annotate', 'review'
+    'annotations': null, // might contain another path to existing annotations in the future
+  });
+});
+
+// TODO: Implement document dumping & re-reading
+
+var server = http.Server(app);
+
+var port = 3000 || process.env.port;
+
+server.listen(port, function(){
+  console.log('CorTeXDummy listening at '+port);
+})

package.json

@@ -7,11 +7,14 @@
     "doc": "docs"
   },
   "dependencies": {
-    "express": "^4.13.3"
+    "express": "^4.13.3",
+    "body-parser": "^1.10.0",
+    "string.prototype.endswith": "^0.2.0"
   },
   "devDependencies": {},
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "start": "node ./index.js"
   },
   "author": "Tom Wiesing",
   "license": "MIT"