IIS - Placing an application within a route/subdirectory - asp.net

I have an ASP.NET 4.5 application running at the root level of my localhost in IIS 7.5, within which, I have a route defined as archives:
http://localhost/archives
I'm trying to add a WordPress blog at archives/blog but can't figure out how to do so. So the URL for the blog should be as follows:
http://localhost/archives/blog
I tried placing an empty directory within the web application that runs at root level called archives, but as soon as I do that, I get an HTTP 403 error regarding directory browsing due to a conflict with the route.
Any idea how I can override the empty directory with the route? Or any other ways I can make the blog to work at the directory level where I want it to?
I've read about RouteExistingFiles property, but also hear that once it is set to true, I will also have to define routes for all my static content (CSS, JavaScripts, Images etc).
Thoughts?

Related

Select correct path for files from App Under IIS

I have inherited an .NET app that is hosted on IIS. Previously it would have been its own site within IIS. Now in my Dev environment I have to run it under Default WebSite (in Production it will still run as its own site.
So in Dev I was having problems loading scripts and css files - so I right click Default Web Site in Dev and Add Application - call the new App - MyApp and point to the physical location on disk.
So previously style sheets would have been loaded:
href="/css/folder/mystylesheet.css"
and js files:
src="/jslib/jquery-1.9.1.js"
which worked fine when the application is hosted as its own site within IIS and which still needs to happen in Production (just not in my dev) So in dev I need to change the css and js as below:
href="~/css/folder/mystylesheet.css" (note ~ added)
src="./jslib/jquery-1.9.1.js" (note . added)
and now the js and css files for MyApp under Default website are loaded. However is there something simple I can do in IIS or webconfig to switch this behaviour on/off easily in Dev/Production rather than editing all the places where scripts and css files are loaded - as I know at some point a file will get checked into Production with the path incorrect
The other problem is there is numerous links throughout the site that are all relative so were /Link/Page.aspx which now break in MyApp hosted under Default Website
EDIT
Looking at the answer below from this question
In ASP.NET, many times you will need to use a tilde (~) to get the application's root directory, so your paths would look like ~/stylesheets/main.css
When you specify a path that starts with / you are indicating the server root so if you have you site in a virtual directory, it will not be taken into account, but if the site is hosted as the default site, the path will qualify:
Example: server named foo.net with site hosted in a virtual directory named app /stylesheet will translate to foo.net/stylesheet not foo.net/app/stylesheet
All my paths start with / (i.e going to server root) - what I need to figure out is there something I could add to web.config that for Dev would let me specify The Virtual Application MyApp needs to be taken into account (just for Dev - this could then be removed in Web Transform for Production web.config file
The short answer is no, there is not one single place where you can deal with the site's location. That's because there are many possible outcomes that you might want, including:
site served from IIS root folder and accessed at root of domain (or not)
site served from IIS subfolder and accessed at same path (or not)
IIS rewrite rules (inbound and outbound), which adds layers of mapping between public and private paths
sites mapping to subdomains, DNS wildcard mapping (where requests are distinguished by hostname), etc
sites mapping to child applications, inheriting or not inheriting rewrite rules (and other configuration)
all of the above
At the same time, there are many places where you interface with paths:
internal physical paths, usually for disk access, and usually requiring mapping of virtual path
internal virtual paths
internal ASP.NET paths, like virtual paths except that they can be app-relative (using ~), which IIS doesn't always recognize
public-facing paths
all of the above can be relative or absolute
So yeah, it's a mess.
For your case, the simplest thing is probably to make the development environment mirror the production environment. Unless you're moving the live site, delegating all the path references to a configuration-aware function is probably more trouble than it's worth.
The ~ is added to make the path relative to root directory. One suggestion is to move the folder up a few levels.or down a few levels to make sure your project is in the correct directory. Hope this works

Redirect to a default page when server throws http error 403

We have multiple applications pointing to the same physical directory. On one of the sites, I would like to configure custom error redirects for http error code 403. when I make a change in the web.config file, the changes are all applied to all the applications. Is there a way to limit the change to just one application. I know about location Element by specifying the path but not entirely sure on how to use it. Can someone tell me if this is the correct approach or if there is an approach other than using location element in the web.config
You can create separate web.config file for each application and than
add settings as you want this will not effect other applications.You can override configurations and add new for a specific application.

Add subdirectory for locale based URL existing ASP.NET website, resolve relative paths correctly

Existing ASP.NET (MVC and webforms hybrid) website displays translated content. The language is based on a cookie that stores the user's preference. There is no change in the URL when the user changes the setting. The content is reloaded in the preferred language. For SEO, the locale should be included in the URL ( support.google.com/webmasters/answer/182192?hl=en).
I've tried the following:
1) Use URL Rewrite Module: (http://www.iis.net/learn/extensions/url-rewrite-module/setting-http-request-headers-and-iis-server-variables)
Issues:
- All hyperlinks and redirects still point to the old URL without the locale.
- Complex outbound rules required based on the folder structure and usage (mixture of absolute paths and relative paths e.g. ../, ~/, /).
- Also need to disable static compression as per documentation
- Performance considerations due to large size of Html.
- Postback results in runtime exceptions due to issue in the relative path rewrite.
- Paths defined in script files (ajax loading etc) are a huge challenge
- Base tag does not work as expected, because the Rewrite Module seems to append ../ (http://www.iis.net/learn/extensions/url-rewrite-module/url-rewriting-for-aspnet-web-forms#Using_tilda)
2) IIS 7.5 Virtual Directory: Create Virtual Directory for each language and point it to the root. i.e. www.example.com is the root and www.example.com/fr-ca/ is a virtual directory mapped back to the root
Issues:
- Runtime exception in config file saying that the virtual directory needs to be converted to application
- Converting it to application gives 500.19 error due to duplicate entries in the web config (since the virtual directory is pointing back to the root)
- I tried moving the root to another subdirectory (i.e. have a physical directory for each language) to avoid web config conflicts, but that is resulting in some sort of "kernel" error. Also, this would mean changing the physical structure of the application, and also address routing issues
3) Using sub-domains:
I have also considered using sub-domains and hosting the application independently for each language, but this has a lot of drawbacks, including having to address scalability, single sign on, cookies, domain specific stuff like analytics etc.
So what is the least painful way to include a language sub-directory in the URL, and make all links relative to that sub-directory?
Note: The site contains a mixture of absolute paths and relative paths e.g. (../, ~/, /) sometimes used in conjunction with ResolveClientUrl, ResolveUrl
In the end, we went with option 2, with the below steps:
Create a new folder, deploy a copy of the application to the new folder. The new folder should be in a different directory from the root application.
Create a new virtual application* (not virtual directory) under the root application; 1 for each new language, pointing to the new folder. (If the need arises in the future, any of the virtual applications can point a different folder customized for that specific language)
In the new folder, remove the modules and handlers sections in the system.webServer section of the web.config file (they will be inherited from the parent web.config)
If you are using SQL session state, you will need to specify a custom Application Name in the web.config, and modify TempGetAppID stored procedure so that the Application Name is the same across all the virtual applications. See the following (http://blogs.msdn.com/b/toddca/archive/2007/01/25/sharing-asp-net-session-state-across-applications.aspx)
Hopefully, all the links are resolved on the server side using Url.Content (MVC) or ResolveUrl (webforms). If not, they need to be fixed. Any paths specified in javascript would not automatically resolve to the virtual application either (they would still be resolved to root application)
Test the heck out of it. Each and every link. (A tool like ScreamingFrog may help to make sure that no 404s are returned, methinks. But it wouldn't solve HTTP POST)
Note that depending on custom error handling, and any existing URL rewrite rules, the steps maybe different.
Summary: option 1 (URL Rewrite) is totally impractical. Option 2 (sub-directory) is the most practical solution, however it is not quite as straightforward as it should've been.

Is default.aspx a .Net equivalent to an "index" file?

I have just started to work for a new company as a web developer, previous research has led me to find out their site is built in asp.net which isn't a problem, I just dont have any experience in this, all my experience is html, css, php and Js.
Upon gaining access via ftp, I noticed there is no traditional index.bla, so I went to the homepage on their website, and in stead of index, it was default.aspx.
Is this "default.aspx" file the .Net replacement / equivalent of an index file, and does it work in the same way?
Yes. In IIS (the web server) you can specify which files will be shown when a directory (like the root, when accessed through http://www.sitename.tld/) is requested.
You can configure which files will be shown and in what order. Like here (IIS 6):
So when a user requests a directory on that site, IIS will search for "Default.htm", if that isn't found it'll look for "Default.asp" and so on. If none of the default documents are found, you will either see the directory's contents (disabled by default) or an error saying you can't see the directory's contents.
In Apache this is set through the DirectoryIndex directive in httpd.conf.
Yes. index is an arbitrary name that Apache defaults to. The index page can be named anything, and with IIS it is usually default.

Custom VirtualPathProvider unable to serve URLs ending with a directory

As part of a CMS, I have created a custom VirtualPathProvider which is designed to serve a single file in place of an actual file structure. I have it set up such that if a file actually exists on the server, that file will be served. If the file does not exist, the virtual content stored for that address will be served instead. This is similar to the concept of serving a website from files stored in a database, though in this case the content is stored in XML files on the server.
This setup works perfectly when a request is made to a specific page. For example, if I ask for "www.mysite.com/foobar.aspx", the content that is stored for "foobar.aspx" will be served. Further, if I ask for "www.mysite.com/subdir/foobar.aspx", the appropriate content will also be served.
The problem is this: If I ask for something like "www.mysite.com/foobar", things begin to fall apart. If the directory exists on disk (and doesn't have a configured default page in IIS, such as index.aspx), I will get a "Directory Listing Denied" error. If the directory does not exist, I'll simply get a 404 - Resource Not Found.
I've tried several things, and so far nothing I've done has made a bit of difference. It seems as though IIS is simply noting the nonexistence of a directory (or default file in an existing directory) and serving up its own error code, without ever asking my application what to do with the request. If it ever did get to the application, I would be able to solve the problem, but as it stands, I'm quite lost. Does anyone know if there is some setting in IIS that is causing this?
I've looked for every resource I can find on the subject, and am coming up empty. I know this should be possible, because I have read tutorials on serving content from both databases and ZIP files. HELP!
p.s., I am running IIS6 and .NET 3.5
IIS will only pass a request to the ASP.NET process if it is configured to do so for the particular extension. The default is aspx, ascx, etc. In other words, if you request a .html file, ASP.NET will never see that HTTP request. Likewise for empty extension.
To change this behavior, add a wildcard mapping to the ASP.NET process. Load IIS Manager, go to the Properties for your web site and look at the Home Directory tab. Click on "Configuration" and there you will see the extension-to-applicaiton mappings.

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