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authorJesse Plamondon-Willard <Pathoschild@users.noreply.github.com>2020-05-16 20:01:52 -0400
committerJesse Plamondon-Willard <Pathoschild@users.noreply.github.com>2020-05-16 20:01:52 -0400
commit9d86f20ca728811c1da908337a4d5e7a998e5b48 (patch)
tree876f55422670da087740520731007e68e226678a /src/SMAPI.Web/Framework/RewriteRules
parent5e6f1640dcb8e30a44f8ff07572874850b12cc2e (diff)
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migrate subdomain redirects to Azure
Diffstat (limited to 'src/SMAPI.Web/Framework/RewriteRules')
-rw-r--r--src/SMAPI.Web/Framework/RewriteRules/ConditionalRedirectToHttpsRule.cs62
-rw-r--r--src/SMAPI.Web/Framework/RewriteRules/RedirectToUrlRule.cs57
2 files changed, 0 insertions, 119 deletions
diff --git a/src/SMAPI.Web/Framework/RewriteRules/ConditionalRedirectToHttpsRule.cs b/src/SMAPI.Web/Framework/RewriteRules/ConditionalRedirectToHttpsRule.cs
deleted file mode 100644
index 36effd82..00000000
--- a/src/SMAPI.Web/Framework/RewriteRules/ConditionalRedirectToHttpsRule.cs
+++ /dev/null
@@ -1,62 +0,0 @@
-using System;
-using System.Net;
-using System.Text;
-using Microsoft.AspNetCore.Http;
-using Microsoft.AspNetCore.Rewrite;
-
-namespace StardewModdingAPI.Web.Framework.RewriteRules
-{
- /// <summary>Redirect requests to HTTPS.</summary>
- /// <remarks>Derived from <a href="https://stackoverflow.com/a/44526747/262123" /> and <see cref="Microsoft.AspNetCore.Rewrite.Internal.RedirectToHttpsRule"/>.</remarks>
- internal class ConditionalRedirectToHttpsRule : IRule
- {
- /*********
- ** Fields
- *********/
- /// <summary>A predicate which indicates when the rule should be applied.</summary>
- private readonly Func<HttpRequest, bool> ShouldRewrite;
-
-
- /*********
- ** Public methods
- *********/
- /// <summary>Construct an instance.</summary>
- /// <param name="shouldRewrite">A predicate which indicates when the rule should be applied.</param>
- public ConditionalRedirectToHttpsRule(Func<HttpRequest, bool> shouldRewrite = null)
- {
- this.ShouldRewrite = shouldRewrite ?? (req => true);
- }
-
- /// <summary>Applies the rule. Implementations of ApplyRule should set the value for <see cref="RewriteContext.Result" /> (defaults to RuleResult.ContinueRules).</summary>
- /// <param name="context">The rewrite context.</param>
- public void ApplyRule(RewriteContext context)
- {
- HttpRequest request = context.HttpContext.Request;
-
- // check condition
- if (this.IsSecure(request) || !this.ShouldRewrite(request))
- return;
-
- // redirect request
- HttpResponse response = context.HttpContext.Response;
- response.StatusCode = (int)HttpStatusCode.RedirectKeepVerb;
- response.Headers["Location"] = new StringBuilder()
- .Append("https://")
- .Append(request.Host.Host)
- .Append(request.PathBase)
- .Append(request.Path)
- .Append(request.QueryString)
- .ToString();
- context.Result = RuleResult.EndResponse;
- }
-
- /// <summary>Get whether the request was received over HTTPS.</summary>
- /// <param name="request">The request to check.</param>
- public bool IsSecure(HttpRequest request)
- {
- return
- request.IsHttps // HTTPS to server
- || string.Equals(request.Headers["x-forwarded-proto"], "HTTPS", StringComparison.OrdinalIgnoreCase); // HTTPS to AWS load balancer
- }
- }
-}
diff --git a/src/SMAPI.Web/Framework/RewriteRules/RedirectToUrlRule.cs b/src/SMAPI.Web/Framework/RewriteRules/RedirectToUrlRule.cs
deleted file mode 100644
index ab9e019c..00000000
--- a/src/SMAPI.Web/Framework/RewriteRules/RedirectToUrlRule.cs
+++ /dev/null
@@ -1,57 +0,0 @@
-using System;
-using System.Net;
-using System.Text.RegularExpressions;
-using Microsoft.AspNetCore.Http;
-using Microsoft.AspNetCore.Rewrite;
-
-namespace StardewModdingAPI.Web.Framework.RewriteRules
-{
- /// <summary>Redirect requests to an external URL if they match a condition.</summary>
- internal class RedirectToUrlRule : IRule
- {
- /*********
- ** Fields
- *********/
- /// <summary>Get the new URL to which to redirect (or <c>null</c> to skip).</summary>
- private readonly Func<HttpRequest, string> NewUrl;
-
-
- /*********
- ** Public methods
- *********/
- /// <summary>Construct an instance.</summary>
- /// <param name="shouldRewrite">A predicate which indicates when the rule should be applied.</param>
- /// <param name="url">The new URL to which to redirect.</param>
- public RedirectToUrlRule(Func<HttpRequest, bool> shouldRewrite, string url)
- {
- this.NewUrl = req => shouldRewrite(req) ? url : null;
- }
-
- /// <summary>Construct an instance.</summary>
- /// <param name="pathRegex">A case-insensitive regex to match against the path.</param>
- /// <param name="url">The external URL.</param>
- public RedirectToUrlRule(string pathRegex, string url)
- {
- Regex regex = new Regex(pathRegex, RegexOptions.IgnoreCase | RegexOptions.Compiled);
- this.NewUrl = req => req.Path.HasValue ? regex.Replace(req.Path.Value, url) : null;
- }
-
- /// <summary>Applies the rule. Implementations of ApplyRule should set the value for <see cref="RewriteContext.Result" /> (defaults to RuleResult.ContinueRules).</summary>
- /// <param name="context">The rewrite context.</param>
- public void ApplyRule(RewriteContext context)
- {
- HttpRequest request = context.HttpContext.Request;
-
- // check rewrite
- string newUrl = this.NewUrl(request);
- if (newUrl == null || newUrl == request.Path.Value)
- return;
-
- // redirect request
- HttpResponse response = context.HttpContext.Response;
- response.StatusCode = (int)HttpStatusCode.Redirect;
- response.Headers["Location"] = newUrl;
- context.Result = RuleResult.EndResponse;
- }
- }
-}