1 files changed, 61 insertions, 0 deletions
diff --git a/syntax-highlighting.py b/syntax-highlighting.py
new file mode 100644
index 0000000..9efb838
--- /dev/null
+++ b/syntax-highlighting.py
@@ -0,0 +1,61 @@
+#!/usr/bin/env python3
+
+# /usr/lib/cgit/filters/syntax-highlighting.py
+# make sure to also install catppuccin[pygments] with pip
+
+# This script uses Pygments and Python3. You must have both installed
+# for this to work.
+#
+# http://pygments.org/
+# http://python.org/
+#
+# It may be used with the source-filter or repo.source-filter settings
+# in cgitrc.
+#
+# 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 )
+
+
+import sys
+import io
+from pygments import highlight
+from pygments.util import ClassNotFound
+from pygments.lexers import TextLexer
+from pygments.lexers import guess_lexer
+from pygments.lexers import guess_lexer_for_filename
+from pygments.formatters import HtmlFormatter
+from catppuccin.extras.pygments import FrappeStyle
+
+sys.stdin = io.TextIOWrapper(sys.stdin.buffer, encoding="utf-8", errors="replace")
+sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding="utf-8", errors="replace")
+data = sys.stdin.read()
+filename = sys.argv[1]
+formatter = HtmlFormatter(style=FrappeStyle, nobackground=True)
+
+try:
+    lexer = guess_lexer_for_filename(filename, data)
+except ClassNotFound:
+    # check if there is any shebang
+    if data[0:2] == "#!":
+        try:
+            lexer = guess_lexer(data)
+        except ClassNotFound:
+            lexer = TextLexer()
+    else:
+        lexer = TextLexer()
+except TypeError:
+    lexer = TextLexer()
+
+# highlight! :-)
+# printout pygments' css definitions as well
+sys.stdout.write("<style>")
+sys.stdout.write(formatter.get_style_defs(".highlight"))
+sys.stdout.write("</style>")
+sys.stdout.write(highlight(data, lexer, formatter, outfile=None))