diff options
| -rw-r--r-- | core/js/update.js | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/core/js/update.js b/core/js/update.js index bc8df0e20c0..090f8fa5d23 100644 --- a/core/js/update.js +++ b/core/js/update.js @@ -27,6 +27,11 @@ this.$el = $el; this._started = true; + + $(window).on('beforeunload.inprogress', function () { + return t('core', 'The upgrade is in progress, leaving this page might interrupt the process in some environments.'); + }); + this.addMessage(t( 'core', 'Updating {productName} to version {version}, this may take a while.', { @@ -46,12 +51,14 @@ }); updateEventSource.listen('error', function(message) { message = message || t('core', 'An error occurred.'); + $(window).off('beforeunload.inprogress'); $('<span>').addClass('error').append(message).append('<br />').appendTo($el); message = t('core', 'Please reload the page.'); $('<span>').addClass('error').append('<a href=".">'+message+'</a><br />').appendTo($el); updateEventSource.close(); }); updateEventSource.listen('failure', function(message) { + $(window).off('beforeunload.inprogress'); $('<span>').addClass('error').append(message).append('<br />').appendTo($el); $('<span>') .addClass('bold') @@ -61,6 +68,8 @@ .appendTo($el); }); updateEventSource.listen('done', function() { + $(window).off('beforeunload.inprogress'); + if (hasWarnings) { $('<span>').addClass('bold') .append('<br />') |