/// <summary>
/// Determine the logical page being requested by evaluating the routedata, or querystring and
/// then loading the appropriate layout (ASPX) page
///
/// Pick url on the following priority order:
/// 1. PageId
/// 2. Route match and site match
/// 3. ShortLink match and site match
/// 4. Route and no site match
/// 5. ShortLink with no site match
/// 6. If there is no routing info in the request then set to default page
/// 7. 404 if route does not exist
///
/// </summary>
/// <param name="requestContext"></param>
/// <returns></returns>
System.Web.IHttpHandler IRouteHandler.GetHttpHandler(RequestContext requestContext)
{
string pageId = string.Empty;
int routeId = 0;
bool isSiteMatch = false;
Dictionary <string, string> parms;
string host;
HttpRequestBase routeHttpRequest;
HttpCookie siteCookie;
// Context cannot be null
if (requestContext == null)
{
throw new ArgumentNullException("requestContext");
}
try
{
routeHttpRequest = requestContext.HttpContext.Request;
siteCookie = routeHttpRequest.Cookies["last_site"];
parms = new Dictionary <string, string>();
host = WebRequestHelper.GetHostNameFromRequest(HttpContext.Current);
if (requestContext.RouteData.Values["PageId"] != null)
{
// Pages using the default routing URL will have the page id in the RouteData.Values collection
pageId = ( string )requestContext.RouteData.Values["PageId"];
isSiteMatch = true;
}
else if (requestContext.RouteData.DataTokens["PageRoutes"] != null)
{
SiteCache site = GetSite(routeHttpRequest, host, siteCookie);
// Pages that use a custom URL route will have the page id in the RouteData.DataTokens collection
GetPageIdFromDataTokens(requestContext, site, out pageId, out routeId, out isSiteMatch);
foreach (var routeParm in requestContext.RouteData.Values)
{
parms.Add(routeParm.Key, ( string )routeParm.Value);
}
}
else if (((System.Web.Routing.Route)requestContext.RouteData.Route).Url.IsNullOrWhiteSpace())
{
// if we don't have routing info then set the page ID to the default page for the site.
// Get the site, if not found use the default site
SiteCache site = GetSite(routeHttpRequest, host, siteCookie);
if (site == null)
{
site = SiteCache.Get(SystemGuid.Site.SITE_ROCK_INTERNAL.AsGuid());
}
if (site.DefaultPageId.HasValue)
{
pageId = site.DefaultPageId.Value.ToString();
isSiteMatch = true;
}
else
{
throw new SystemException("Invalid Site Configuration");
}
}
// If the the page ID and site has not yet been matched
if (string.IsNullOrEmpty(pageId) || !isSiteMatch)
{
SiteCache site = GetSite(routeHttpRequest, host, siteCookie);
// if not found use the default site
if (site == null)
{
site = SiteCache.Get(SystemGuid.Site.SITE_ROCK_INTERNAL.AsGuid());
}
if (site != null)
{
// Check to see if this is a short link route
string shortlink = null;
if (requestContext.RouteData.Values.ContainsKey("shortlink"))
{
shortlink = requestContext.RouteData.Values["shortlink"].ToString();
}
// If shortlink have the same name as route and route's site did not match, then check if shortlink site match.
if (shortlink.IsNullOrWhiteSpace() && requestContext.RouteData.DataTokens["RouteName"] != null)
{
shortlink = requestContext.RouteData.DataTokens["RouteName"].ToString();
}
if (shortlink.IsNotNullOrWhiteSpace())
{
using (var rockContext = new Rock.Data.RockContext())
{
var pageShortLink = new PageShortLinkService(rockContext).GetByToken(shortlink, site.Id);
if (pageShortLink != null && (pageShortLink.SiteId == site.Id || requestContext.RouteData.DataTokens["RouteName"] == null))
{
pageId = string.Empty;
routeId = 0;
string trimmedUrl = pageShortLink.Url.RemoveCrLf().Trim();
var transaction = new ShortLinkTransaction();
transaction.PageShortLinkId = pageShortLink.Id;
transaction.Token = pageShortLink.Token;
transaction.Url = trimmedUrl;
if (requestContext.HttpContext.User != null)
{
transaction.UserName = requestContext.HttpContext.User.Identity.Name;
}
transaction.DateViewed = RockDateTime.Now;
transaction.IPAddress = WebRequestHelper.GetClientIpAddress(routeHttpRequest);
transaction.UserAgent = routeHttpRequest.UserAgent ?? string.Empty;
RockQueue.TransactionQueue.Enqueue(transaction);
requestContext.HttpContext.Response.Redirect(trimmedUrl);
return(null);
}
}
}
// If site has has been enabled for mobile redirect, then we'll need to check what type of device is being used
if (site.EnableMobileRedirect)
{
// get the device type
string u = routeHttpRequest.UserAgent;
var clientType = InteractionDeviceType.GetClientType(u);
bool redirect = false;
// first check if device is a mobile device
if (clientType == "Mobile")
{
redirect = true;
}
// if not, mobile device and tables should be redirected also, check if device is a tablet
if (!redirect && site.RedirectTablets && clientType == "Tablet")
{
redirect = true;
}
if (redirect)
{
if (site.MobilePageId.HasValue)
{
pageId = site.MobilePageId.Value.ToString();
routeId = 0;
}
else if (!string.IsNullOrWhiteSpace(site.ExternalUrl))
{
requestContext.HttpContext.Response.Redirect(site.ExternalUrl);
return(null);
}
}
}
}
}
PageCache page = null;
if (!string.IsNullOrEmpty(pageId))
{
int pageIdNumber = 0;
if (int.TryParse(pageId, out pageIdNumber))
{
page = PageCache.Get(pageIdNumber);
}
}
if (page == null)
{
// try to get site's 404 page
SiteCache site = GetSite(routeHttpRequest, host, siteCookie);
if (site != null && site.PageNotFoundPageId != null)
{
if (Convert.ToBoolean(GlobalAttributesCache.Get().GetValue("Log404AsException")))
{
Rock.Model.ExceptionLogService.LogException(
new Exception($"404 Error: {routeHttpRequest.Url.AbsoluteUri}"),
requestContext.HttpContext.ApplicationInstance.Context);
}
page = PageCache.Get(site.PageNotFoundPageId ?? 0);
requestContext.HttpContext.Response.StatusCode = 404;
requestContext.HttpContext.Response.TrySkipIisCustomErrors = true;
}
else
{
// no 404 page found for the site, return the default 404 error page
return((System.Web.UI.Page)BuildManager.CreateInstanceFromVirtualPath("~/Http404Error.aspx", typeof(System.Web.UI.Page)));
}
}
CreateOrUpdateSiteCookie(siteCookie, requestContext, page);
string theme = page.Layout.Site.Theme;
string layout = page.Layout.FileName;
string layoutPath = PageCache.FormatPath(theme, layout);
try
{
return(CreateRockPage(page, layoutPath, routeId, parms, routeHttpRequest));
}
catch (System.Web.HttpException)
{
// The Selected theme and/or layout didn't exist so try to use the layout in the default theme.
theme = "Rock";
// Verify that Layout exists in the default theme directory and if not try use the default layout of the default theme
string layoutPagePath = string.Format("~/Themes/Rock/Layouts/{0}.aspx", layout);
if (!File.Exists(requestContext.HttpContext.Server.MapPath(layoutPagePath)))
{
layout = "FullWidth";
}
layoutPath = PageCache.FormatPath(theme, layout);
return(CreateRockPage(page, layoutPath, routeId, parms, routeHttpRequest));
}
}
catch (Exception ex)
{
if (requestContext.HttpContext != null)
{
requestContext.HttpContext.Cache["RockExceptionOrder"] = "66";
requestContext.HttpContext.Cache["RockLastException"] = ex;
}
return((System.Web.UI.Page)BuildManager.CreateInstanceFromVirtualPath("~/Error.aspx", typeof(System.Web.UI.Page)));
}
}
/// <summary>
/// Determine the logical page being requested by evaluating the routedata, or querystring and
/// then loading the appropriate layout (ASPX) page
///
/// Pick url on the following priority order:
/// 1. PageId
/// 2. Route match and site match
/// 3. ShortLink match and site match
/// 4. Route and no site match
/// 5. ShortLink with no site match
/// 6. If there is no routing info in the request then set to default page
/// 7. 404 if route does not exist
///
/// </summary>
/// <param name="requestContext"></param>
/// <returns></returns>
System.Web.IHttpHandler IRouteHandler.GetHttpHandler(RequestContext requestContext)
{
string pageId = string.Empty;
int routeId = 0;
bool isSiteMatch = false;
Dictionary <string, string> parms;
string host;
HttpRequestBase routeHttpRequest;
HttpCookie siteCookie;
SiteCache site;
// Context cannot be null
if (requestContext == null)
{
throw new ArgumentNullException("requestContext");
}
try
{
routeHttpRequest = requestContext.HttpContext.Request;
siteCookie = routeHttpRequest.Cookies["last_site"];
parms = new Dictionary <string, string>();
host = WebRequestHelper.GetHostNameFromRequest(HttpContext.Current);
site = GetSite(host, siteCookie);
if (requestContext.RouteData.Values["PageId"] != null)
{
// Pages using the default routing URL will have the page id in the RouteData.Values collection
pageId = ( string )requestContext.RouteData.Values["PageId"];
// Does the page ID exist on the requesting site
isSiteMatch = IsSiteMatch(site, pageId.AsIntegerOrNull());
if (site != null && site.EnableExclusiveRoutes && !isSiteMatch)
{
// If the site has to match and does not then don't use the page ID. Set it to empty so the 404 can be returned.
pageId = string.Empty;
}
else if (!isSiteMatch)
{
// This page belongs to another site, make sure it is allowed to be loaded.
if (IsPageExclusiveToAnotherSite(site, pageId.AsIntegerOrNull(), null))
{
// If the page has to match the site and does not then don't use the page ID. Set it to empty so the 404 can be returned.
pageId = string.Empty;
}
}
}
else if (requestContext.RouteData.DataTokens["PageRoutes"] != null)
{
// Pages that use a custom URL route will have the page id in the RouteData.DataTokens collection
GetPageIdFromDataTokens(requestContext, site, out pageId, out routeId, out isSiteMatch);
foreach (var routeParm in requestContext.RouteData.Values)
{
parms.Add(routeParm.Key, ( string )routeParm.Value);
}
}
else if (((System.Web.Routing.Route)requestContext.RouteData.Route).Url.IsNullOrWhiteSpace())
{
// if we don't have routing info then set the page ID to the default page for the site.
// Get the site, if not found use the default site
if (site == null)
{
site = SiteCache.Get(SystemGuid.Site.SITE_ROCK_INTERNAL.AsGuid());
}
if (site.DefaultPageId.HasValue)
{
pageId = site.DefaultPageId.Value.ToString();
isSiteMatch = true;
}
else
{
throw new SystemException("Invalid Site Configuration");
}
}
// If the the page ID and site has not yet been matched
if (string.IsNullOrEmpty(pageId) || !isSiteMatch)
{
// if not found use the default site
if (site == null)
{
site = SiteCache.Get(SystemGuid.Site.SITE_ROCK_INTERNAL.AsGuid());
}
// Are shortlinks enabled for this site? If so, check for a matching shortlink route.
if (site != null)
{
if (site.EnabledForShortening)
{
// Check to see if this is a short link route
string shortlink = null;
if (requestContext.RouteData.Values.ContainsKey("shortlink"))
{
shortlink = requestContext.RouteData.Values["shortlink"].ToString();
}
else
{
// Because we implemented shortlinks using a {shortlink} (catchall) route, it's
// possible the organization added a custom {catchall} route (at root level; no slashes)
// and it is overriding our shortlink route. If they did, use it for a possible 'shortlink'
// route match.
if (requestContext.RouteData.DataTokens["RouteName"] != null && requestContext.RouteData.DataTokens["RouteName"].ToStringSafe().StartsWith("{"))
{
var routeName = requestContext.RouteData.DataTokens["RouteName"].ToStringSafe().Trim(new Char[] { '{', '}' });
shortlink = requestContext.RouteData.Values[routeName].ToStringSafe();
}
}
if (shortlink.IsNullOrWhiteSpace() && requestContext.RouteData.DataTokens["RouteName"] != null)
{
shortlink = requestContext.RouteData.DataTokens["RouteName"].ToString();
}
if (shortlink.IsNotNullOrWhiteSpace())
{
using (var rockContext = new Rock.Data.RockContext())
{
var pageShortLink = new PageShortLinkService(rockContext).GetByToken(shortlink, site.Id);
// Use the short link if the site IDs match or the current site and shortlink site are not exclusive.
// Note: this is only a restriction based on the site chosen as the owner of the shortlink, the acutal URL can go anywhere.
if (pageShortLink != null && (pageShortLink.SiteId == site.Id || (!site.EnableExclusiveRoutes && !pageShortLink.Site.EnableExclusiveRoutes)))
{
if (pageShortLink.SiteId == site.Id || requestContext.RouteData.DataTokens["RouteName"] == null)
{
pageId = string.Empty;
routeId = 0;
string trimmedUrl = pageShortLink.Url.RemoveCrLf().Trim();
var transaction = new ShortLinkTransaction
{
PageShortLinkId = pageShortLink.Id,
Token = pageShortLink.Token,
Url = trimmedUrl,
DateViewed = RockDateTime.Now,
IPAddress = WebRequestHelper.GetClientIpAddress(routeHttpRequest),
UserAgent = routeHttpRequest.UserAgent ?? string.Empty,
UserName = requestContext.HttpContext.User?.Identity.Name
};
RockQueue.TransactionQueue.Enqueue(transaction);
requestContext.HttpContext.Response.Redirect(trimmedUrl, false);
requestContext.HttpContext.ApplicationInstance.CompleteRequest();
// Global.asax.cs will throw and log an exception if null is returned, so just return a new page.
return(new System.Web.UI.Page());
}
}
}
}
}
// If site has has been enabled for mobile redirect, then we'll need to check what type of device is being used
if (site.EnableMobileRedirect)
{
// get the device type
string u = routeHttpRequest.UserAgent;
var clientType = InteractionDeviceType.GetClientType(u);
bool redirect = false;
// first check if device is a mobile device
if (clientType == "Mobile")
{
redirect = true;
}
// if not, mobile device and tables should be redirected also, check if device is a tablet
if (!redirect && site.RedirectTablets && clientType == "Tablet")
{
redirect = true;
}
if (redirect)
{
if (site.MobilePageId.HasValue)
{
pageId = site.MobilePageId.Value.ToString();
routeId = 0;
}
else if (!string.IsNullOrWhiteSpace(site.ExternalUrl))
{
requestContext.HttpContext.Response.Redirect(site.ExternalUrl, false);
requestContext.HttpContext.ApplicationInstance.CompleteRequest();
// Global.asax.cs will throw and log an exception if null is returned, so just return a new page.
return(new System.Web.UI.Page());
}
}
}
}
}
PageCache page = null;
if (!string.IsNullOrEmpty(pageId))
{
int pageIdNumber = 0;
if (int.TryParse(pageId, out pageIdNumber))
{
page = PageCache.Get(pageIdNumber);
}
}
if (page == null)
{
// try to get site's 404 page
if (site != null && site.PageNotFoundPageId != null)
{
if (Convert.ToBoolean(GlobalAttributesCache.Get().GetValue("Log404AsException")))
{
Rock.Model.ExceptionLogService.LogException(
new Exception($"404 Error: {routeHttpRequest.Url.AbsoluteUri}"),
requestContext.HttpContext.ApplicationInstance.Context);
}
page = PageCache.Get(site.PageNotFoundPageId ?? 0);
requestContext.HttpContext.Response.StatusCode = 404;
requestContext.HttpContext.Response.TrySkipIisCustomErrors = true;
}
else
{
// no 404 page found for the site, return the default 404 error page
return((System.Web.UI.Page)BuildManager.CreateInstanceFromVirtualPath("~/Http404Error.aspx", typeof(System.Web.UI.Page)));
}
}
CreateOrUpdateSiteCookie(siteCookie, requestContext, page);
string theme = page.Layout.Site.Theme;
string layout = page.Layout.FileName;
string layoutPath = PageCache.FormatPath(theme, layout);
try
{
return(CreateRockPage(page, layoutPath, routeId, parms, routeHttpRequest));
}
catch (System.Web.HttpException)
{
// The Selected theme and/or layout didn't exist so try to use the layout in the default theme.
theme = "Rock";
// Verify that Layout exists in the default theme directory and if not try use the default layout of the default theme
string layoutPagePath = string.Format("~/Themes/Rock/Layouts/{0}.aspx", layout);
if (!File.Exists(requestContext.HttpContext.Server.MapPath(layoutPagePath)))
{
layout = "FullWidth";
}
layoutPath = PageCache.FormatPath(theme, layout);
return(CreateRockPage(page, layoutPath, routeId, parms, routeHttpRequest));
}
}
catch (Exception ex)
{
if (requestContext.HttpContext != null)
{
requestContext.HttpContext.Cache["RockExceptionOrder"] = "66";
requestContext.HttpContext.Cache["RockLastException"] = ex;
}
return((System.Web.UI.Page)BuildManager.CreateInstanceFromVirtualPath("~/Error.aspx", typeof(System.Web.UI.Page)));
}
}