From 3940d117b095679f682c973f0bdc83e877b214e6 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Benoi=CC=82t=20Pin?= <pin@cri.ensmp.fr>
Date: Thu, 10 Jul 2014 12:27:07 +0200
Subject: [PATCH] Fetch des photos ok sous FF.

---
 skins/photo_layout_macros.pt                | 15 ++--
 skins/photo_lightbox_viewer.js              | 80 ++++++++++++---------
 skins/portfolio_thumbnails_tail_template.pt |  1 +
 3 files changed, 59 insertions(+), 37 deletions(-)

diff --git a/skins/photo_layout_macros.pt b/skins/photo_layout_macros.pt
index 6354b1a..0dccaa0 100644
--- a/skins/photo_layout_macros.pt
+++ b/skins/photo_layout_macros.pt
@@ -104,9 +104,12 @@
       <noscript>
         <div metal:use-macro="here/batch_macros/macros/navigation">batch navigation</div>
       </noscript>
-      <script type="text/javascript" tal:condition="not:dropable">
-        new Lightbox(document.getElementById('lightbox'),
-                     document.getElementById('lightbox_toolbar'));
+      <script type="text/javascript" tal:condition="not:dropable"
+              tal:content="structure python:'''
+              new Lightbox(document.getElementById('lightbox'),
+                           document.getElementById('lightbox_toolbar'),
+                           %s);
+                           ''' % ('true' if not batch.next else 'false')">
       </script>
       <script type="text/javascript"
               tal:condition="dropable"
@@ -114,7 +117,8 @@
               (function(){
                 var lb = document.getElementById('lightbox');
                 new Lightbox(lb,
-                             document.getElementById('lightbox_toolbar'));
+                             document.getElementById('lightbox_toolbar'),
+                             %(complete)s);
                 var uploadUrl = '%(putUrl)s';
                 var options = {'slideSize' : %(slideSize)d,
                                'thumbnailSize' : %(thumbnailSize)d};
@@ -122,7 +126,8 @@
               })();
               ''' % {'putUrl' : '%s/put_upload' % here.absolute_url(),
                      'slideSize' : portal_object.slide_size,
-                     'thumbnailSize' : portal_object.thumb_size}">
+                     'thumbnailSize' : portal_object.thumb_size,
+                     'complete': 'true' if not batch.next else 'false'}">
       </script>
     </div>
     <div metal:define-macro="film_bar" tal:omit-tag="">
diff --git a/skins/photo_lightbox_viewer.js b/skins/photo_lightbox_viewer.js
index 9a57ac2..d659ac1 100644
--- a/skins/photo_lightbox_viewer.js
+++ b/skins/photo_lightbox_viewer.js
@@ -11,15 +11,20 @@ var Lightbox;
 
 var reSelected = /.*selected.*/;
 
-Lightbox = function(grid, toolbar) {
+Lightbox = function(grid, toolbar, complete) {
 	var self = this;
 	this.grid = grid;
-    this.lastSlide = this.grid.children[this.grid.children.length-1];
+	this.lastSlide = this.grid.children[this.grid.children.length-1];
+	this.fetchingDisabled = false;
+	this.complete = complete;
+	console.log('complete:', complete)
 	this.toolbar = toolbar;
 	if (toolbar) {
 		this.toolbarFixed = false;
-		addListener(window, 'scroll', function(evt){self.windowScrollHandler(evt);});
+		addListener(window, 'scroll', function(evt){self.windowScrollToolbarlHandler(evt);});
 	}
+	addListener(window, 'scroll', function(evt){self.windowScrollGridHandler(evt);});
+	addListener(window, 'load', function(evt){ self.windowScrollGridHandler();});
 	this.lastCBChecked = undefined;
 	this.form = undefined;
 	var parent = this.grid.parentNode;
@@ -36,13 +41,13 @@ Lightbox = function(grid, toolbar) {
 	addListener(this.grid, 'click', function(evt){self.mouseClickHandler(evt);});
 	if (this.form) {
 		var fm = this.fm = new FormManager(this.form);
-        addListener(this.form, 'change', function(evt){self.onChangeHandler(evt);});
+		addListener(this.form, 'change', function(evt){self.onChangeHandler(evt);});
 		fm.onBeforeSubmit = function(fm_, evt) {return self.onBeforeSubmit(fm_, evt);};
 		fm.onResponseLoad = function(req) {return self.onResponseLoad(req);};
 	}
 };
 
-Lightbox.prototype.windowScrollHandler = function(evt) {
+Lightbox.prototype.windowScrollToolbarlHandler = function(evt) {
 	if (this.toolbar.offsetTop < window.scrollY && !this.toolbarFixed) {
 		this.toolbarFixed = true;
 		this.backThreshold = this.toolbar.offsetTop;
@@ -52,16 +57,21 @@ Lightbox.prototype.windowScrollHandler = function(evt) {
 		this.toolbarFixed = false;
 		this.switchToolBarPositioning(false);
 	}
-    if (window.scrollY > this.lastSlide.firstElementChild.offsetTop - getWindowHeight()) {
-        this.fetchTail();
-    }
+};
+Lightbox.prototype.windowScrollGridHandler = function(evt) {
+	if (!this.complete &&
+		!this.fetchingDisabled &&
+		window.scrollY > this.lastSlide.firstElementChild.offsetTop - getWindowHeight()) {
+		this.fetchingDisabled = true;
+		this.fetchTail();
+	}
 };
 
 Lightbox.prototype.mouseClickHandler = function(evt) {
 	var target = getTargetedObject(evt);
 	if (target.tagName === 'IMG') {
 		var img = target;
-		var link =  target.parentNode;
+		var link =	target.parentNode;
 		var button =  link.parentNode;
 		var slide = button.parentNode;
 		var req, url;
@@ -148,11 +158,11 @@ Lightbox.prototype.mouseClickHandler = function(evt) {
 };
 
 Lightbox.prototype.onChangeHandler = function(evt) {
-    var target = getTargetedObject(evt);
-    if (target.name === 'sort_on') {
-        this.fm.submitButton = {'name' : 'set_sorting', 'value' : 'ok'};
-        this.fm.submit(evt);
-    }
+	var target = getTargetedObject(evt);
+	if (target.name === 'sort_on') {
+		this.fm.submitButton = {'name' : 'set_sorting', 'value' : 'ok'};
+		this.fm.submit(evt);
+	}
 };
 
 Lightbox.prototype.onBeforeSubmit = function(fm, evt) {
@@ -171,10 +181,10 @@ Lightbox.prototype.onResponseLoad = function(req) {
 		case 'error' :
 			this.showSelection();
 			break;
-        case 'sorted' :
-            this.fm.submitButton = undefined;
-            this.refreshGrid();
-            break;
+		case 'sorted' :
+			this.fm.submitButton = undefined;
+			this.refreshGrid();
+			break;
 	}
 };
 
@@ -317,12 +327,12 @@ Lightbox.prototype.refreshGrid = function() {
 };
 
 Lightbox.prototype._refreshGrid = function(req) {
-    var doc = req.responseXML.documentElement;
-    var i;
-    var slides = this.grid.children;
-    for (i=0 ; i<doc.children.length ; i++) {
-        this.grid.replaceChild(getCopyOfNode(doc.children[i]), slides[i]);
-    }
+	var doc = req.responseXML.documentElement;
+	var i;
+	var slides = this.grid.children;
+	for (i=0 ; i<doc.children.length ; i++) {
+		this.grid.replaceChild(getCopyOfNode(doc.children[i]), slides[i]);
+	}
 };
 
 Lightbox.prototype.fetchTail = function() {
@@ -344,19 +354,25 @@ Lightbox.prototype.fetchTail = function() {
 	
 	var url = absolute_url() +
 			  '/portfolio_thumbnails_tail?start:int=' +
-              String(this.grid.children.length + 1 ) +
-              '&size:int=10';
+			  String(this.grid.children.length + 1 ) +
+			  '&size:int=10';
 	req.open('GET', url, true);
 	req.send();
 };
 
 Lightbox.prototype._appendTail = function(req) {
-    var doc = req.responseXML.documentElement;
-    var i;
-    var slides = this.grid.children;
-    for (i=0 ; i<doc.children.length ; i++) {
-        this.grid.replaceChild(getCopyOfNode(doc.children[i]), slides[i]);
-    }
+	var doc = req.responseXML.documentElement;
+	var i;
+	var slides = this.grid.children;
+	for (i=0 ; i<doc.children.length ; i++) {
+		this.lastSlide = this.grid.appendChild(getCopyOfNode(doc.children[i]));
+	}
+	this.fetchingDisabled = false;
+	if (doc.getAttribute('nomore')) {
+		this.complete = true;
+		console.info('complete');
+	}
+	this.windowScrollGridHandler();
 };
 
 
diff --git a/skins/portfolio_thumbnails_tail_template.pt b/skins/portfolio_thumbnails_tail_template.pt
index eead331..ade9750 100644
--- a/skins/portfolio_thumbnails_tail_template.pt
+++ b/skins/portfolio_thumbnails_tail_template.pt
@@ -2,6 +2,7 @@
 <thumbnails tal:define="infos options/infos;
                  slide_size portal_object/slide_size;
                  features options/features"
+     tal:attributes="nomore python:'nomore' if not options['batch'].next else nothing"
      >
   <div metal:use-macro="here/photo_layout_macros/macros/thumbnails">
     thumbnails
-- 
2.20.1