/// <summary>
/// Invoke middleware actions
/// </summary>
/// <param name="context">HTTP context</param>
/// <param name="webHelper">Web helper</param>
/// <returns>Task</returns>
public async Task Invoke(Microsoft.AspNetCore.Http.HttpContext context, IWebHelper webHelper)
{
//判断数据库是否已安装和配置，如果没有，那么跳转至Install页面中
if (!MainDataSettingsHelper.DatabaseIsInstalled())
{
var installUrl = $"{webHelper.GetTenantLocation()}install";
if (!webHelper.GetThisPageUrl(false).StartsWith(installUrl, StringComparison.InvariantCultureIgnoreCase))
{
//重定向
context.Response.Redirect(installUrl);
return;
}
}
//如果已安装则进入下一个中间件
await _next(context);
}
public async Task Invoke(HttpContext context, IWebHelper webHelper)
{
//TODO test. ensure that no guest record is created
//判断数据库是否已经完成安装与配置
if (MainDataSettingsHelper.DatabaseIsInstalled())
{
//未完成则继续等待
var keepAliveUrl = $"{webHelper.GetTenantLocation()}keepalive/index";
if (webHelper.GetThisPageUrl(false).StartsWith(keepAliveUrl, StringComparison.InvariantCultureIgnoreCase))
{
return;
}
}
//进入下一个中间件
await _next(context);
}
/// <summary>
/// 获取Logo的URL地址
/// </summary>
/// <param name="pluginDescriptor">Plugin descriptor</param>
/// <param name="webHelper">Web helper</param>
/// <returns>Logo URL</returns>
public static string GetLogoUrl(this PluginDescriptor pluginDescriptor, IWebHelper webHelper)
{
Check.NotNull(pluginDescriptor, nameof(pluginDescriptor));
Check.NotNull(webHelper, nameof(webHelper));
if (pluginDescriptor.OriginalAssemblyFile == null || pluginDescriptor.OriginalAssemblyFile.Directory == null)
{
return(null);
}
var pluginDirectory = pluginDescriptor.OriginalAssemblyFile.Directory;
var logoExtension = SupportedLogoImageExtensions.FirstOrDefault(ext => File.Exists(Path.Combine(pluginDirectory.FullName, "logo." + ext)));
if (string.IsNullOrWhiteSpace(logoExtension))
{
return(null); //No logo file was found with any of the supported extensions.
}
var logoUrl = $"{webHelper.GetTenantLocation()}plugins/{pluginDirectory.Name}/logo.{logoExtension}";
return(logoUrl);
}
