Add separate parameter for URL template

kodeshare.properties

@@ -1,2 +1,4 @@
 database.password=12345
-server.domain=localhost
+server.domain=http://localhost/
+# this does nothing because the domain is used if we leave this unspecified
+server.pasteurl=http://localhost/

src/main/kotlin/moe/kageru/kodeshare/Routes.kt

@@ -121,7 +121,7 @@ object Routes {
         // while also redirecting browser uploads to the newly created paste.
         // May seem odd to return code 302, but it seems to be the only way.
         response.headers.append(HttpHeaders.Location, uri)
-        respond(HttpStatusCode.Found, "${config[ServerSpec.domain]}/$uri")
+        respond(HttpStatusCode.Found, "${config[ServerSpec.pasteurl].ifBlank { config[ServerSpec.domain] }}$uri")
         return uri
     }
 

src/main/kotlin/moe/kageru/kodeshare/config/Config.kt

@@ -18,6 +18,10 @@ object DatabaseSpec : ConfigSpec() {
 
 object ServerSpec : ConfigSpec() {
     val port by optional(9092)
-    // this is needed to return full URLs when uploading via curl and for the AboutPage
+    // For the AboutPage.
+    // No protocol or trailing slash is added.
     val domain by required<String>()
+    // This is needed to return full URLs when uploading via curl.
+    // Will use the domain above if unspecified.
+    val pasteurl by optional<String>("")
 }

src/main/kotlin/moe/kageru/kodeshare/pages/AboutPage.kt

@@ -7,7 +7,7 @@ import moe.kageru.kodeshare.config.ServerSpec
 import moe.kageru.kodeshare.config.config
 
 object AboutPage {
-    private val domain = "https://${config[ServerSpec.domain]}"
+    private val domain = "${config[ServerSpec.domain]}"
     val content = HtmlContent(HttpStatusCode.OK) {
         head {
             link(rel = "stylesheet", href = "/style.css", type = "text/css")