new postMessage-based notes plugin, moved node-based notes to notes-server (#190)

1 files changed, 38 insertions, 0 deletions

diff --git a/plugin/notes-server/client.js b/plugin/notes-server/client.js
new file mode 100644
index 0000000..d805601
--- /dev/null
+++ b/plugin/notes-server/client.js
@@ -0,0 +1,38 @@
+(function() {
+	// don't emit events from inside the previews themselves
+	if ( window.location.search.match( /receiver/gi ) ) { return; }
+
+	var socket = io.connect(window.location.origin);
+	var socketId = Math.random().toString().slice(2);
+	
+	console.log('View slide notes at ' + window.location.origin + '/notes/' + socketId);
+	window.open(window.location.origin + '/notes/' + socketId, 'notes-' + socketId)
+
+	Reveal.addEventListener( 'slidechanged', function( event ) {
+		var nextindexh;
+		var nextindexv;
+		var slideElement = event.currentSlide;
+
+		if (slideElement.nextElementSibling && slideElement.parentNode.nodeName == 'SECTION') {
+			nextindexh = event.indexh;
+			nextindexv = event.indexv + 1;
+		} else {
+			nextindexh = event.indexh + 1;
+			nextindexv = 0;
+		}
+
+		var notes = slideElement.querySelector('aside.notes');
+		var slideData = {
+			notes : notes ? notes.innerHTML : '',
+			indexh : event.indexh,
+			indexv : event.indexv,
+			nextindexh : nextindexh,
+			nextindexv : nextindexv,
+			socketId : socketId,
+			markdown : notes ? typeof notes.getAttribute('data-markdown') === 'string' : false
+
+		};
+
+		socket.emit('slidechanged', slideData);
+	} );
+}());
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