jobs.js

/* 
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 * unoconv -f pdf -o ' + path1 + '.pdf ' + path1
 */
var kue = require('kue')
        , jobs = kue.createQueue();
var exec = require('child_process').exec;

kue.app.listen(3000);
var job = jobs.create('create slide', {
    file: 'lib/teste.ppt',
    title: 'create slide'
}).priority('high').save(function (err) {
    if (!err)
        console.log(job.id);
});
job.on('complete', function (result) {
    console.log("Job completed with data ", result);
}).on('failed', function () {
    console.log("Job failed");
}).on('progress', function (progress) {
    process.stdout.write('\r  job #' + job.id + ' ' + progress + '% complete');
});

jobs.process('create slide', function (job, done) {
    ppt2pdf(job.data.file, done);
    console.log('Job', job.id, 'is process');
    //done && done();

});
jobs.on('job enqueue', function (id, type) {
    console.log('job %s got queued', id);
});

jobs.on('job complete', function (id, result) {
    kue.Job.get(id, function (err, job) {
        if (err)
            return;
         console.log(' completed job #%d', job.id);
    });
});


function ppt2pdf(file, done) {
    exec("unoconv -f pdf -o " + file + ".pdf " + file, function (err, done) {
        if (err)
            throw err;
        //console.log('Job', job.id, 'is ppt2pdf');
        job.log('Joblog' + job.id + 'is ppt2pdf');
        exec("convert -resize 1200 -density 200 " + file + '.pdf ' + file + '.jpg', function (err, done) {
            if (err)
                throw err;
            //console.log('Job', job.id, 'is ppt2pdf');
            job.log('Joblog' + job.id + 'is ppt2pdf');
            
        });
    });
    done && done(0);

}

function pdf2jpg(file, done) {
    exec("convert -resize 1200 -density 200 " + file + ' ' + file + '.jpg', function (err, done) {
        if (err)
            throw err;
        console.log('Job', job.id, 'is ppt2pdf');
        job.log('Job' + job.id + 'is ppt2pdf');
        done && done();
    });
    done && done(0);

}