private void AddChangedPage(string fullPath, object sender, HashSet <string> changedPageUrls)
{
var replaced = fullPath.Replace('\\', '/');
var pageUrl = AppUrl.ConvertAbsoluteAppPathToUrl(replaced);
var directoryEvent = sender == CmsPageWatcher || sender == ContentPageWatcher;
if (!directoryEvent)
{
pageUrl = AppPath.GetDirectoryName(pageUrl);
}
if (!changedPageUrls.Contains(pageUrl))
{
changedPageUrls.Add(pageUrl);
}
}
private static async Task HandleChangedAppPages(IHtmlHelper htmlHelper)
{
// Just an extra check so that unnecessary semaphore is avoided
if (PageWatcher.CmsPageWatcherFailed || PageWatcher.ContentPageWatcherFailed ||
PageWatcher.CmsChangedPageUrls.Count > 0 || PageWatcher.ContentChangedPageUrls.Count > 0)
{
await PageSemaphoreSlim.WaitAsync();
// Only one thread can execute this at a time
try
{
if (PageWatcher.CmsPageWatcherFailed || PageWatcher.ContentPageWatcherFailed)
{
PageHandler.AppPagesByUrl.Clear();
PageWatcher.CmsPageWatcherFailed = false;
PageWatcher.ContentPageWatcherFailed = false;
PageWatcher.CmsChangedPageUrls.Clear();
PageWatcher.ContentChangedPageUrls.Clear();
}
var allPageUrls = PageWatcher.ContentChangedPageUrls.Concat(PageWatcher.CmsChangedPageUrls);
foreach (var pageUrl in allPageUrls)
{
if (AppPage.IsUrlAppPage(pageUrl))
{
var appPage = await Pages.GetByUrl(pageUrl);
await appPage.Reload();
}
else
{
// Page has been removed or no longer exists
Pages.RemoveUrl(pageUrl);
}
if (pageUrl != AppUrl.SeparatorString && pageUrl != "")
{
// Refresh parent page as well
var parentUrl = AppPath.GetDirectoryName(pageUrl);
if (AppPage.IsUrlAppPage(parentUrl))
{
var parentPage = await Pages.GetByUrl(parentUrl);
await parentPage.Reload();
}
}
}
PageWatcher.CmsChangedPageUrls.Clear();
PageWatcher.ContentChangedPageUrls.Clear();
}
finally
{
PageSemaphoreSlim.Release();
}
}
}