/// <summary>
/// Initializes a new instance based on the specified <paramref name="context"/>.
/// </summary>
/// <param name="context">A HTTP context.</param>
/// <param name="helper">A current SPA request helper.</param>
public SpaRequestOptions(HttpContextBase context, SpaRequestHelper helper)
{
// Get a reference to the current request
HttpRequestBase r = context.Request;
// Get the host name from the query
string appHost = r.QueryString["appHost"];
// Get the protocol from the query
string appProtocol = r.QueryString["appProtocol"];
// Use the current URL as fallback for "appHost" and "appProtocol"
HostName = string.IsNullOrWhiteSpace(appHost) ? r.Url?.Host : appHost;
Protocol = string.IsNullOrWhiteSpace(appProtocol) ? r.Url?.Scheme : appProtocol;
// Parse the "navLevels" and "navContext" parameters from the query string
NavLevels = r.QueryString["navLevels"].ToInt32(1);
NavContext = StringUtils.ParseBoolean(r.QueryString["navContext"]);
// Parse the requests "parts"
Parts = GetParts(r.QueryString["parts"]);
// Get the URL and URI of the requested page
Url = r.QueryString["url"];
Uri = new Uri($"{Protocol}://{HostName}{Url}");
// Parse the "siteId" and "pageId" parameters ("appSiteId" and "nodeId" are checked for legacy support)
SiteId = Math.Max(r.QueryString["siteId"].ToInt32(-1), r.QueryString["appSiteId"].ToInt32(-1));
PageId = Math.Max(r.QueryString["pageId"].ToInt32(-1), r.QueryString["nodeId"].ToInt32(-1));
QueryString = r.QueryString;
Culture = r.QueryString["culture"];
// Determine whether the current request is in debug mode
if (helper.TryGetPreviewId(Url, out int previewId))
{
PageId = previewId;
IsPreview = true;
}
// Determine whether caching should be enabled
EnableCaching = context.IsDebuggingEnabled == false && StringUtils.ParseBoolean(r.QueryString["cache"], true) && IsPreview == false;
ShowHtmlErrors = context.IsDebuggingEnabled && context.IsCustomErrorEnabled == false && context.Request.Headers["Accept"].Contains("text/html");
}
/// <summary>
/// Initializes a new instance based on the specified <paramref name="request"/>.
/// </summary>
/// <param name="request">A SPA request.</param>
/// <param name="helper">A current SPA request helper.</param>
public SpaRequestOptions(SpaRequest request, SpaRequestHelper helper) : this(request.HttpContext, helper)
{
}
