X-Git-Url: https://scm.cri.mines-paristech.fr/git/Portfolio.git/blobdiff_plain/d3adbe078e02fff6d7f7b4faab28e38a06db7f23..30ba3a527054cc5c4c188b1049ef68e8ac0c69dd:/skins/portfolio_upload.js

diff --git a/skins/portfolio_upload.js b/skins/portfolio_upload.js
index d383110..48bdf7f 100644
--- a/skins/portfolio_upload.js
+++ b/skins/portfolio_upload.js
@@ -1,12 +1,74 @@
 // © 2013 Benoît Pin MINES ParisTech
 
 var DDImageUploader;
+var MAX_PREVIEW = 2; // à virer
 
 (function(){
+// nombre maximun d'image chargées en local
+var MAX_PREVIEW = 2;
+var isThumbnail = /.*\/getThumbnail$/;
+
 DDImageUploader = function(dropbox, uploadUrl) {
 	DDFileUploaderBase.apply(this, [dropbox, uploadUrl]);
+
+	this.existingSlides = this.indexExistingSlides();
+	this.slideSize = 222;
+	this.progressBarMaxSize = 200; // pixels
+	this.thumbnailSize = 180;
+	this.previewQueue = [];
+	this._previewQueueRunning = false;
+	this.previewsLoaded = 0;
 };
 
 copyPrototype(DDImageUploader, DDFileUploaderBase);
 
+DDImageUploader.prototype.indexExistingSlides = function() {
+	var images = this.dropbox.getElementsByTagName('img');
+	var i;
+	var index = [];
+	for (i=0 ; i < images.length ; i++) {
+		if (isThumbnail.test(images[i].src)) {
+			index[images[i].src] = images[i]; }
+	}
+	return index;
+};
+
+// Methods about upload.
+DDImageUploader.prototype.handleFiles = function(files) {
+	var file, i, slide;
+	for (i = 0; i < files.length; i++) {
+		file = files[i];
+		slide = this.createSlide(file);
+        this.previewQueuePush(slide);
+        this.uploadQueuePush(slide);
+	}
+};
+
+
+// Methods about preview queue.
+DDImageUploader.prototype.previewQueuePush = function(slide) {
+	this.previewQueue.push(slide);
+	if (!this._previewQueueRunning) {
+		this.startPreviewQueue();
+	}
+};
+
+DDImageUploader.prototype.startPreviewQueue = function() {
+	this._previewQueueRunning = true;
+	this.previewQueueLoadNext();
+};
+
+DDImageUploader.prototype.previewQueueLoadNext = function() {
+	if (this.previewQueue.length && this.previewsLoaded < MAX_PREVIEW) {
+		var slide = this.previewQueue.shift();
+		this.previewUploadedImage(slide);
+		this.previewsLoaded++;
+	}
+	else {
+		this._previewQueueRunning = false;
+	}
+};
+
+
+
 }());
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