From: Tim Vaughan <plugd@thelambdalab.xyz>
Date: Thu, 28 May 2020 11:28:01 +0000 (+0200)
Subject: Modularized some of the header code.
X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?a=commitdiff_plain;h=aadb0c8602819fe3dbaf7a283c4f7697f1971641;p=rags.git

Modularized some of the header code.

Goal is to make these functions useful for scripts.
---

diff --git a/rags.scm b/rags.scm
index 177c7b5..ecc8618 100644
--- a/rags.scm
+++ b/rags.scm
@@ -63,6 +63,9 @@
 (define (redirect-permanent new-uri)
   (print "30 " (uri->string new-uri) "\r"))
 
+(define (serve-query prompt)
+  (print "10 " prompt "\r"))
+
 (define (uri-lacks-trailing-slash? uri)
   (not (string-null? (last (uri-path uri)))))
 
@@ -90,18 +93,25 @@
     (if (directory-exists? path)
         (make-pathname path "index.gmi")
         path)))
+
+(define (ext->mime ext)
+  (let* ((mime-detected (assoc ext file-types)))
+    (cdr (if mime-detected
+             mime-detected
+             (assoc "txt" file-types)))))
+
+(define (serve-document-header mime)
+  (print "20 " (string-intersperse mime ";") "\r"))
     
 (define (serve-document config uri)
   (let* ((path (document-path config uri))
          (ext (pathname-extension path))
-         (mime-detected (assoc ext file-types))
-         (mime (if mime-detected mime-detected (assoc "txt" file-types)))
-         (mime-type (cadr mime)))
-    (print "20 " (string-intersperse (cdr mime) ";") "\r")
+         (mime (ext->mime ext)))
+    (serve-document-header mime)
     (cond 
      ((file-executable? path)
       (serve-text-dynamic path)) ; Binary-files can also be generated here, but the source is dynamic text
-     ((string-prefix? "text/" mime-type)
+     ((string-prefix? "text/" (car mime))
       (serve-text-plain path))
      (else (serve-binary path)))))