make sure subversion url is never handled as empty

[busy] / pages / Subversion.sh

diff --git a/pages/Subversion.sh b/pages/Subversion.sh
index 1e506a8ae1b5d4dd3858c2f2d61ff01cfa623b0c..642f43dbab2f187508196965f7bc049aa0ed57e2 100755 (executable)
--- a/pages/Subversion.sh
+++ b/pages/Subversion.sh
@@ -19,6 +19,7 @@
 
 url="$(echo "$_GET[\"i\"]" |sed -rn '1{s:\t: :g;s:\r::g;s:\\:\\\\:g;s:/+:/:g;p}')"
 rev="$(echo "$_GET[\"r\"]" |sed -rn '1{/^[0-9]+$/p}')"
+url="${url:-/}"
 
 baseuri=$(sed -rn 's:^svnRepo=(.*)$:\1:p' project.meta)
 lastrev=$(svn info "$baseuri" |sed -rn 's;^Revision: *([0-9]+);\1;p')
@@ -47,7 +48,7 @@ svn_changelog(){
 }
 
 svn_showurl(){
-  if [ -z "$url" -o "${url%/}" != "$url" ]; then
+  if [ "${url%/}" != "$url" ]; then
     # we are showing a directory
     svn propget svn:externals -r "$rev" "${baseuri}/${url}" \
     | sed -rn "s;^([^ ]+) (.+)$;<span class='extern'>\2/</span> [external include from <a href='\1'>\1</a>]<br>;p"