X-Git-Url: http://git.plutz.net/?p=cgilite;a=blobdiff_plain;f=static.sh;h=ae8de6c3ed1dd1dad3b34f5af1dfd8c268feaec0;hp=ec860c6efb3a8a10158a1233ad7fdebcd5ce2eda;hb=0fd2545f286734b69363fdb492fbfc6727e6fb32;hpb=b3455673aa27e118f55b91fe69a4b07c42dbe3a7

diff --git a/static.sh b/static.sh
index ec860c6..ae8de6c 100755
--- a/static.sh
+++ b/static.sh
@@ -27,15 +27,19 @@ date="$(stat -c %Y "$file")"
 declare -A suffix
 suffix[css]="text/css"
 
+[ -n "$HTTP_IF_MODIFIED_SINCE" ] && cachedate="$(date -d "$HTTP_IF_MODIFIED_SINCE" +%s)"
+
 if [ -x "$file" -o \! -r "$file" -o \! -f "$file" ]; then
-  printf 'HTTP/1.1 403 Forbidden\r\n\r\n'
-elif [ "$date" = "$HTTP_IF_NONE_MATCH" ]; then
-  printf 'HTTP/1.1 304 Not Modified\r\n\r\n'
+  printf 'Status:403 Forbidden\r\n\r\n'
+elif [ "$date" = "$cachedate" ]; then
+  debug "Delegating to client cache"
+  printf 'Status:304 Not Modified\r\n'
+  printf 'Last-Modified: %s\r\n\r\n' "$(date -Rd "@$date")"
 else
   length="$(stat -c %s "$file")"
   magic="${suffix[${file##*.}]:-$(file -bi "$file")}"
 
-  printf 'Etag: %s\r\n' "$date"
+  printf 'Last-Modified: %s\r\n' "$(date -Rd "@$date")"
   printf 'Content-Type: %s\r\n' "${magic:-all/all}"
   printf 'Content-Length: %s\r\n' "$length"
   printf '\r\n'