X-Git-Url: https://gitweb.ps.run/ps-cgit/blobdiff_plain/cb92d05b6b729cd0e219b43d7a79aff832a9c1ac..6d6f8bdeed0b47422337c430fdaf236b978f6c44:/filters/syntax-highlighting.sh

diff --git a/filters/syntax-highlighting.sh b/filters/syntax-highlighting.sh
index 999ad0c..24f6bb4 100755
--- a/filters/syntax-highlighting.sh
+++ b/filters/syntax-highlighting.sh
@@ -3,6 +3,10 @@
 # tree-view by refering to this file with the source-filter or repo.source-
 # filter options in cgitrc.
 #
+# This script requires a shell supporting the ${var##pattern} syntax.
+# It is supported by at least dash and bash, however busybox environments
+# might have to use an external call to sed instead.
+#
 # Note: the highlight command (http://www.andre-simon.de/) uses css for syntax
 # highlighting, so you'll probably want something like the following included
 # in your css file (generated by highlight 2.4.8 and adapted for cgit):
@@ -19,21 +23,37 @@
 # table.blob .kwb  { color:#830000; }
 # table.blob .kwc  { color:#000000; font-weight:bold; }
 # table.blob .kwd  { color:#010181; }
+#
+# The following environment variables can be used to retrieve the configuration
+# of the repository for which this script is called:
+# CGIT_REPO_URL        ( = repo.url       setting )
+# CGIT_REPO_NAME       ( = repo.name      setting )
+# CGIT_REPO_PATH       ( = repo.path      setting )
+# CGIT_REPO_OWNER      ( = repo.owner     setting )
+# CGIT_REPO_DEFBRANCH  ( = repo.defbranch setting )
+# CGIT_REPO_SECTION    ( = section        setting )
+# CGIT_REPO_CLONE_URL  ( = repo.clone-url setting )
+#
+
+# store filename and extension in local vars
+BASENAME="$1"
+EXTENSION="${BASENAME##*.}"
+
+[ "${BASENAME}" = "${EXTENSION}" ] && EXTENSION=txt
+[ -z "${EXTENSION}" ] && EXTENSION=txt
+
+# map Makefile and Makefile.* to .mk
+[ "${BASENAME%%.*}" = "Makefile" ] && EXTENSION=mk
+
+# highlight versions 2 and 3 have different commandline options. Specifically,
+# the -X option that is used for version 2 is replaced by the -O xhtml option
+# for version 3.
+#
+# Version 2 can be found (for example) on EPEL 5, while version 3 can be
+# found (for example) on EPEL 6.
+#
+# This is for version 2
+exec highlight --force -f -I -X -S "$EXTENSION" 2>/dev/null
 
-case "$1" in
-	*.c)
-		highlight -f -I -X -S c
-		;;
-	*.h)
-		highlight -f -I -X -S c
-		;;
-	*.sh)
-		highlight -f -I -X -S sh
-		;;
-	*.css)
-		highlight -f -I -X -S css
-		;;
-	*)
-		highlight -f -I -X -S txt
-		;;
-esac
+# This is for version 3
+#exec highlight --force -f -I -O xhtml -S "$EXTENSION" 2>/dev/null