Use custom templates for Git repositories

Do not waste disk space by copying dozens of unneeded sample hooks. Use
a custom template directory that only includes the git-update hook.

Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>

scripts/git-integration/gen-templates.py

@@ -0,0 +1,29 @@
+#!/usr/bin/python3
+
+import configparser
+import os
+import shutil
+import sys
+
+config = configparser.RawConfigParser()
+config.read(os.path.dirname(os.path.realpath(__file__)) + "/../../conf/config")
+
+template_path = config.get('serve', 'template-path')
+git_update_hook = config.get('serve', 'git-update-hook')
+
+def die(msg):
+    sys.stderr.write("%s\n" % (msg))
+    exit(1)
+
+if os.path.exists(template_path):
+    shutil.rmtree(template_path)
+
+os.mkdir(template_path)
+os.chdir(template_path)
+os.mkdir("branches")
+os.mkdir("hooks")
+os.mkdir("info")
+os.symlink(git_update_hook, template_path + 'hooks/update')
+
+with open("description", 'w') as f:
+    f.write("Unnamed repository; push to update the description.\n")