From a92dc673fbc741d25d91fdc6cc481012fc4b33f5 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Benoi=CC=82t=20Pin?= <pin@cri.ensmp.fr>
Date: Mon, 7 Apr 2014 09:54:55 +0200
Subject: [PATCH] =?utf8?q?Bugfix=C2=A0:=20quand=20on=20a=20une=20pr=C3=A9s?=
 =?utf8?q?entation=20sans=20breadcrumbs,=20il=20ne=20faut=20pas=20que=20?=
 =?utf8?q?=C3=A7a=20plante.?=
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Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

---
 skins/photo_film_viewer.js | 29 +++++++++++++++++++++--------
 1 file changed, 21 insertions(+), 8 deletions(-)

diff --git a/skins/photo_film_viewer.js b/skins/photo_film_viewer.js
index 70f8b99..bda6428 100644
--- a/skins/photo_film_viewer.js
+++ b/skins/photo_film_viewer.js
@@ -1,5 +1,5 @@
 /*
-* © 2008 Benoît Pin – Centre de recherche en informatique – École des mines de Paris
+* © 2008-2014 Benoît Pin – Centre de recherche en informatique – MINES ParisTech
 * http://plinn.org
 * Licence Creative Commons http://creativecommons.org/licenses/by-nc/2.0/
 * 
@@ -36,10 +36,16 @@ FilmSlider = function(filmBar, slider, ctxInfos, image, toolbar, breadcrumbs) {
 	
 	this.buttons = new Array();
 	this.toolbar = toolbar;
-	var bcElements = breadcrumbs.getElementsByTagName('a');
-	this.lastBCElement = bcElements[bcElements.length-1];
-	var imgSrcParts = image.src.split('/');
-	this.lastBCElement.innerHTML = imgSrcParts[imgSrcParts.length-2];
+	if (breadcrumbs) {
+		var bcElements = breadcrumbs.getElementsByTagName('a');
+		this.lastBCElement = bcElements[bcElements.length-1];
+		var imgSrcParts = image.src.split('/');
+		this.lastBCElement.innerHTML = imgSrcParts[imgSrcParts.length-2];
+		this.hasBreadcrumbs = true;
+	}
+	else {
+		this.hasBreadcrumbs = false;
+	}
 	
 	var buttons = toolbar.getElementsByTagName('img');
 	var b, name;
@@ -589,7 +595,7 @@ FilmSlider.prototype.populateViewer = function(req) {
 		switch (element.nodeName) {
 			case 'fragment' :
 				var dest = document.getElementById(element.getAttribute('id'));
-				dest.innerHTML = element.firstChild.nodeValue;
+				if (dest) { dest.innerHTML = element.firstChild.nodeValue; }
 				break;
 			case 'imageattributes' :
 				var link = this.buttons['back_to_portfolio'].parentNode;
@@ -601,8 +607,8 @@ FilmSlider.prototype.populateViewer = function(req) {
 				else if(buyable == 'False')
 					link.className = 'hidden';
 				this.image.alt = element.getAttribute('alt');
-				this.lastBCElement.href = element.getAttribute('lastBcUrl');
-				this.lastBCElement.innerHTML = element.getAttribute('img_id');
+				this.updateBreadcrumbs(element.getAttribute('lastBcUrl'),
+									   element.getAttribute('img_id'));
 				break;
 		}
 	}
@@ -620,6 +626,13 @@ FilmSlider.prototype.refreshImage = function() {
 		this.image.parentNode.className = '';
 };
 
+FilmSlider.prototype.updateBreadcrumbs = function(url, title) {
+	if (this.hasBreadcrumbs) {
+		this.lastBCElement.href = element.getAttribute('lastBcUrl');
+		this.lastBCElement.innerHTML = element.getAttribute('img_id');
+	}
+};
+
 FilmSlider.prototype.startSlideShow = function() {
 	this.slideShowSlide = this.pendingSlideShowSlide = this.selectedSlide;
 	return this.slideShowSlide.href;
-- 
2.20.1