Sanitize user input

Author: LukasReschke

apps/files/js/filelist.js

@@ -15,9 +15,9 @@ var FileList={
 			extension=false;
 		}
 		html+='<td class="filename" style="background-image:url('+img+')"><input type="checkbox" />';
-		html+='<a class="name" href="download.php?file='+$('#dir').val().replace(/</, '&lt;').replace(/>/, '&gt;')+'/'+name+'"><span class="nametext">'+basename;
+		html+='<a class="name" href="download.php?file='+$('#dir').val().replace(/</, '&lt;').replace(/>/, '&gt;')+'/'+escapeHTML(name)+'"><span class="nametext">'+escapeHTML(basename);
 		if(extension){
-			html+='<span class="extension">'+extension+'</span>';
+			html+='<span class="extension">'+escapeHTML(extension)+'</span>';
 		}
 		html+='</span></a></td>';
 		if(size!='Pending'){
@@ -189,9 +189,9 @@ var FileList={
 	checkName:function(oldName, newName, isNewFile) {
 		if (isNewFile || $('tr').filterAttr('data-file', newName).length > 0) {
 			if (isNewFile) {
-				$('#notification').html(newName+' '+t('files', 'already exists')+'<span class="replace">'+t('files', 'replace')+'</span><span class="suggest">'+t('files', 'suggest name')+'</span><span class="cancel">'+t('files', 'cancel')+'</span>');
+				$('#notification').html(escapeHTML(newName)+' '+t('files', 'already exists')+'<span class="replace">'+t('files', 'replace')+'</span><span class="suggest">'+t('files', 'suggest name')+'</span><span class="cancel">'+t('files', 'cancel')+'</span>');
 			} else {
-				$('#notification').html(newName+' '+t('files', 'already exists')+'<span class="replace">'+t('files', 'replace')+'</span><span class="cancel">'+t('files', 'cancel')+'</span>');
+				$('#notification').html(escapeHTML(newName)+' '+t('files', 'already exists')+'<span class="replace">'+t('files', 'replace')+'</span><span class="cancel">'+t('files', 'cancel')+'</span>');
 			}
 			$('#notification').data('oldName', oldName);
 			$('#notification').data('newName', newName);
@@ -272,9 +272,9 @@ var FileList={
 		} else {
 			// NOTE: Temporary fix to change the text to unshared for files in root of Shared folder
 			if ($('#dir').val() == '/Shared') {
-				$('#notification').html(t('files', 'unshared')+' '+files+'<span class="undo">'+t('files', 'undo')+'</span>');
+				$('#notification').html(t('files', 'unshared')+' '+ escapeHTML(files) +'<span class="undo">'+t('files', 'undo')+'</span>');
 			} else {
-				$('#notification').html(t('files', 'deleted')+' '+files+'<span class="undo">'+t('files', 'undo')+'</span>');
+				$('#notification').html(t('files', 'deleted')+' '+ escapeHTML(files)+'<span class="undo">'+t('files', 'undo')+'</span>');
 			}
 			$('#notification').fadeIn();
 		}