1278: Improve image handling esp. when not available

Task-Url: https://pm.winseda.de/issues/1278

js/collections/edit.js

@@ -140,9 +140,10 @@ CollectionEditor.prototype.clearData = function (endpointId, schemaId, hasAdditi
 		}
 	}
 	
-    var dialog = bootbox.dialog({
+    bootbox.dialog({
 		title : __translator.translate("~eu.dariah.de.minfba.search.view.crawl.dialog.clear_data.head"),
 		message : __translator.translate("~eu.dariah.de.minfba.search.view.crawl.dialog.clear_data.body"),
+		size: 'large',
 		buttons : buttons
 	});
 };

js/item/item.js

@@ -44,6 +44,18 @@ ResultItem.prototype.resize = function() {
 	$(".collection-image span").css("font-size", Math.floor($(".collection-image").width()*0.07));
 };
 
+ResultItem.prototype.toggleCollapsed = function(button) {
+	var indicator = $(button).find(".fas");
+	
+	if ($(button).next(".collapse").hasClass("show")) {
+		$(button).next(".collapse").removeClass("show");
+		$(indicator).addClass("fa-chevron-circle-down").removeClass("fa-chevron-circle-up");
+	} else {
+		$(button).next(".collapse").addClass("show");
+		$(indicator).addClass("fa-chevron-circle-up").removeClass("fa-chevron-circle-down");
+	}
+};
+
 ResultItem.prototype.showErrors = function(button) {
 	var indicator = $(button).find(".fas");