diff options
Diffstat (limited to 'app/scripts/lib/local-message-stream.js')
-rw-r--r-- | app/scripts/lib/local-message-stream.js | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/app/scripts/lib/local-message-stream.js b/app/scripts/lib/local-message-stream.js deleted file mode 100644 index 821e51046..000000000 --- a/app/scripts/lib/local-message-stream.js +++ /dev/null @@ -1,56 +0,0 @@ -const Duplex = require('readable-stream').Duplex -const inherits = require('util').inherits - -module.exports = LocalMessageDuplexStream - -inherits(LocalMessageDuplexStream, Duplex) - -function LocalMessageDuplexStream (opts) { - Duplex.call(this, { - objectMode: true, - }) - - // this._origin = opts.origin - this._name = opts.name - this._target = opts.target - - // console.log('LocalMessageDuplexStream ('+this._name+') - initialized...') - window.addEventListener('message', this._onMessage.bind(this), false) -} - -// private - -LocalMessageDuplexStream.prototype._onMessage = function (event) { - var msg = event.data - // console.log('LocalMessageDuplexStream ('+this._name+') - heard message...', event) - // validate message - if (event.origin !== location.origin) return // console.log('LocalMessageDuplexStream ('+this._name+') - rejected - (event.origin !== location.origin) ') - if (typeof msg !== 'object') return // console.log('LocalMessageDuplexStream ('+this._name+') - rejected - (typeof msg !== "object") ') - if (msg.target !== this._name) return // console.log('LocalMessageDuplexStream ('+this._name+') - rejected - (msg.target !== this._name) ', msg.target, this._name) - if (!msg.data) return // console.log('LocalMessageDuplexStream ('+this._name+') - rejected - (!msg.data) ') - // console.log('LocalMessageDuplexStream ('+this._name+') - accepted', msg.data) - // forward message - try { - this.push(msg.data) - } catch (err) { - this.emit('error', err) - } -} - -// stream plumbing - -LocalMessageDuplexStream.prototype._read = noop - -LocalMessageDuplexStream.prototype._write = function (data, encoding, cb) { - // console.log('LocalMessageDuplexStream ('+this._name+') - sending message...') - var message = { - target: this._target, - data: data, - } - window.postMessage(message, location.origin) - cb() -} - -// util - -function noop () {} |