From d362d852add68d25cb93b702cf54e102b9f24ad4 Mon Sep 17 00:00:00 2001
From: "Namhyeon, Go" <gnh1201@gmail.com>
Date: Mon, 5 May 2025 17:38:48 +0900
Subject: [PATCH] Add JavaScript CDN servers

---
 .../Properties/Resources.Designer.cs          | 54 +++++++++++++++++++
 .../Properties/Resources.resx                 | 18 +++++++
 .../WelsonJS.Launcher/ResourceServer.cs       | 41 +++++++++++---
 WelsonJS.Toolkit/WelsonJS.Launcher/app.config |  6 +++
 4 files changed, 111 insertions(+), 8 deletions(-)

diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.Designer.cs b/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.Designer.cs
index 4d367f4..5a64307 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.Designer.cs
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.Designer.cs
@@ -132,6 +132,24 @@ namespace WelsonJS.Launcher.Properties {
             }
         }
         
+        /// <summary>
+        ///   https://esm.run/과(와) 유사한 지역화된 문자열을 찾습니다.
+        /// </summary>
+        internal static string EsmRunPrefix {
+            get {
+                return ResourceManager.GetString("EsmRunPrefix", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   https://esm.sh/과(와) 유사한 지역화된 문자열을 찾습니다.
+        /// </summary>
+        internal static string EsmShPrefix {
+            get {
+                return ResourceManager.GetString("EsmShPrefix", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   (아이콘)과(와) 유사한 System.Drawing.Icon 형식의 지역화된 리소스를 찾습니다.
         /// </summary>
@@ -232,6 +250,24 @@ namespace WelsonJS.Launcher.Properties {
             }
         }
         
+        /// <summary>
+        ///   https://code.jquery.com/과(와) 유사한 지역화된 문자열을 찾습니다.
+        /// </summary>
+        internal static string JqueryCdnPrefix {
+            get {
+                return ResourceManager.GetString("JqueryCdnPrefix", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   https://cdn.jsdelivr.net/과(와) 유사한 지역화된 문자열을 찾습니다.
+        /// </summary>
+        internal static string JsDeliverPrefix {
+            get {
+                return ResourceManager.GetString("JsDeliverPrefix", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   https://github.com/gnh1201/welsonjs과(와) 유사한 지역화된 문자열을 찾습니다.
         /// </summary>
@@ -250,6 +286,24 @@ namespace WelsonJS.Launcher.Properties {
             }
         }
         
+        /// <summary>
+        ///   https://www.skypack.dev/과(와) 유사한 지역화된 문자열을 찾습니다.
+        /// </summary>
+        internal static string SkypackPrefix {
+            get {
+                return ResourceManager.GetString("SkypackPrefix", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   https://unpkg.com/과(와) 유사한 지역화된 문자열을 찾습니다.
+        /// </summary>
+        internal static string UnpkgPrefix {
+            get {
+                return ResourceManager.GetString("UnpkgPrefix", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   141.101.82.1과(와) 유사한 지역화된 문자열을 찾습니다.
         /// </summary>
diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.resx b/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.resx
index bf5af31..e939c48 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.resx
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.resx
@@ -187,4 +187,22 @@
   <data name="CdnJsPrefix" xml:space="preserve">
     <value>https://cdnjs.cloudflare.com/</value>
   </data>
+  <data name="EsmRunPrefix" xml:space="preserve">
+    <value>https://esm.run/</value>
+  </data>
+  <data name="EsmShPrefix" xml:space="preserve">
+    <value>https://esm.sh/</value>
+  </data>
+  <data name="JqueryCdnPrefix" xml:space="preserve">
+    <value>https://code.jquery.com/</value>
+  </data>
+  <data name="JsDeliverPrefix" xml:space="preserve">
+    <value>https://cdn.jsdelivr.net/</value>
+  </data>
+  <data name="SkypackPrefix" xml:space="preserve">
+    <value>https://www.skypack.dev/</value>
+  </data>
+  <data name="UnpkgPrefix" xml:space="preserve">
+    <value>https://unpkg.com/</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/ResourceServer.cs b/WelsonJS.Toolkit/WelsonJS.Launcher/ResourceServer.cs
index cd21f07..3d8c96f 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/ResourceServer.cs
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/ResourceServer.cs
@@ -7,6 +7,7 @@ using System.Net.Http;
 using System.Reflection;
 using System.Security.Cryptography;
 using System.Text;
+using System.Text.RegularExpressions;
 using System.Threading;
 using System.Threading.Tasks;
 using System.Windows.Forms;
@@ -182,18 +183,42 @@ namespace WelsonJS.Launcher
                     }
                 }
 
-                // use the cdn-js
-                if (path.StartsWith("ajax/libs/"))
+                // use CDN sources
+                if (await TryServeFromCdn(context, path))
                 {
-                    if (await ServeBlob(context, path, Program.GetAppConfig("CdnJsPrefix"))) {
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        private async Task<bool> TryServeFromCdn(HttpListenerContext context, string path)
+        {
+            bool isNodePackageExpression = Regex.IsMatch(path, @"^[^/@]+@[^/]+/");
+
+            var sources = new (bool isMatch, string configKey, Func<string, string> transform)[]
+            {
+                (path.StartsWith("ajax/libs/"), "CdnJsPrefix", p => p),
+                (isNodePackageExpression, "UnpkgPrefix", p => p),
+                (isNodePackageExpression, "SkypackPrefix", p => p),
+                (isNodePackageExpression, "EsmShPrefix", p => p),
+                (isNodePackageExpression, "EsmRunPrefix", p => p),
+                (path.StartsWith("npm/") || path.StartsWith("gh/") || path.StartsWith("wp/"), "JsDeliverPrefix", p => p),
+                (path.StartsWith("jquery/"), "JqueryCdnPrefix", p => p.Substring("jquery/".Length)),
+                (true, "BlobStoragePrefix", p => p) // fallback
+            };
+
+            foreach (var (isMatch, configKey, transform) in sources)
+            {
+                if (isMatch)
+                {
+                    string prefix = Program.GetAppConfig(configKey);
+                    if (await ServeBlob(context, transform(path), prefix))
+                    {
                         return true;
                     }
                 }
-
-                // use the blob stroage
-                if (await ServeBlob(context, path, Program.GetAppConfig("BlobStoragePrefix"))) {
-                    return true;
-                }
             }
 
             return false;
diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/app.config b/WelsonJS.Toolkit/WelsonJS.Launcher/app.config
index 729e7ad..8cc77e5 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/app.config
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/app.config
@@ -14,6 +14,12 @@
     <add key="DnsServerAddress" value="1.1.1.1"/>
     <add key="BlobStoragePrefix" value="https://catswords.blob.core.windows.net/welsonjs/"/>
     <add key="CdnJsPrefix" value="https://cdnjs.cloudflare.com/"/>
+    <add key="JsDeliverPrefix" value="https://cdn.jsdelivr.net/"/>
+    <add key="UnpkgPrefix" value="https://unpkg.com/"/>
+    <add key="SkypackPrefix" value="https://www.skypack.dev/"/>
+    <add key="EsmShPrefix" value="https://esm.sh/"/>
+    <add key="EsmRunPrefix" value="https://esm.run/"/>
+    <add key="JqueryCdnPrefix" value="https://code.jquery.com/"/>
   </appSettings>
   <startup>
     <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2"/>