From 80e575c391e81ad389da36e50a3612b887c98a6a Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Wed, 5 Sep 2018 12:51:34 +0200
Subject: buff-di-wuff: better url matching

---
 buff-di-wuff | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/buff-di-wuff b/buff-di-wuff
index 7cbe7cc..822a15d 100755
--- a/buff-di-wuff
+++ b/buff-di-wuff
@@ -21,20 +21,28 @@ grep '^[^#]' "$(dirname "$0")/downloads.list" | \
             sed 's|/[^/]*$|/|'
         )
         urlPrefix="${urlDir}"
+        urlFile="${url##*/}"
+        spacer='/'
       else
-        urlPrefix="${url%/*}/"
+        urlPrefix=$(
+          printf '%s\n' "${url}" | \
+            sed '
+              s,\([^/]/\)[^/].*$,\1,
+            '
+        )
+        urlFile="/${url#*//*/}"
+        spacer=''
       fi
       urlFile=$(
-        printf '%s\n' "${url}" | \
+        printf '%s\n' "${urlFile}" | \
           sed '
-            s|^.*/||
             s|\.|\\.|g
             s|*|.*|g
           '
       )
       wget --no-check-certificate -O - "${urlDir}" 2> /dev/null | \
-        tr '"<>/' '\n' | \
-        grep "^${urlFile}\$" | \
+        tr '"<>'"${spacer}" '\n' | \
+        grep '\(^\|/\)'"${urlFile}\$" | \
         sort -u | \
         xargs -r printf "${urlPrefix}%s\n"
     else
-- 
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