Update documentation for URL methods in ApplicationHost

Emby.Server.Implementations/ApplicationHost.cs

@@ -1510,7 +1510,7 @@ namespace Emby.Server.Implementations
             return GetLocalApiUrl(ipAddress.ToString());
         }
 
-        /// <inheritdoc />
+        /// <inheritdoc/>
         public string GetLocalApiUrl(ReadOnlySpan<char> host)
         {
             var url = new StringBuilder(64);
@@ -1559,7 +1559,7 @@ namespace Emby.Server.Implementations
                     }
                 }
 
-                var valid = await IsIpAddressValidAsync(address, cancellationToken).ConfigureAwait(false);
+                var valid = await IsLocalIpAddressValidAsync(address, cancellationToken).ConfigureAwait(false);
                 if (valid)
                 {
                     resultList.Add(address);
@@ -1593,7 +1593,7 @@ namespace Emby.Server.Implementations
 
         private readonly ConcurrentDictionary<string, bool> _validAddressResults = new ConcurrentDictionary<string, bool>(StringComparer.OrdinalIgnoreCase);
 
-        private async Task<bool> IsIpAddressValidAsync(IPAddress address, CancellationToken cancellationToken)
+        private async Task<bool> IsLocalIpAddressValidAsync(IPAddress address, CancellationToken cancellationToken)
         {
             if (address.Equals(IPAddress.Loopback)
                 || address.Equals(IPAddress.IPv6Loopback))

MediaBrowser.Controller/IServerApplicationHost.cs

@@ -56,29 +56,33 @@ namespace MediaBrowser.Controller
         string FriendlyName { get; }
 
         /// <summary>
-        /// Gets the local ip address.
+        /// Gets all the local IP addresses of this API instance. Each address is validated by sending a 'ping' request
+        /// to the API that should exist at the address.
         /// </summary>
-        /// <value>The local ip address.</value>
+        /// <param name="cancellationToken">A cancellation token that can be used to cancel the task.</param>
+        /// <returns>A list containing all the local IP addresses of the server.</returns>
         Task<List<IPAddress>> GetLocalIpAddresses(CancellationToken cancellationToken);
 
         /// <summary>
-        /// Gets the local API URL.
+        /// Gets a local (LAN) URL that can be used to access the API. The hostname used is the first valid configured
+        /// IP address that can be found via <see cref="GetLocalIpAddresses"/>.
         /// </summary>
-        /// <value>The local API URL.</value>
+        /// <param name="cancellationToken">A cancellation token that can be used to cancel the task.</param>
+        /// <returns>The server URL.</returns>
         Task<string> GetLocalApiUrl(CancellationToken cancellationToken);
 
         /// <summary>
-        /// Gets the local API URL.
+        /// Gets a local (LAN) URL that can be used to access the API.
         /// </summary>
-        /// <param name="hostname">The hostname.</param>
-        /// <returns>The local API URL.</returns>
+        /// <param name="hostname">The hostname to use in the URL.</param>
+        /// <returns>The API URL.</returns>
         string GetLocalApiUrl(ReadOnlySpan<char> hostname);
 
         /// <summary>
-        /// Gets the local API URL.
+        /// Gets a local (LAN) URL that can be used to access the API.
         /// </summary>
-        /// <param name="address">The IP address.</param>
-        /// <returns>The local API URL.</returns>
+        /// <param name="address">The IP address to use as the hostname in the URL.</param>
+        /// <returns>The API URL.</returns>
         string GetLocalApiUrl(IPAddress address);
 
         /// <summary>