From 772dda9a634351271d2b76933aff5b8fd066adf7 Mon Sep 17 00:00:00 2001
From: Elliott Sales de Andrade <quantum.analyst@gmail.com>
Date: Feb 28 2020 11:25:45 +0000
Subject: Escape source name before regex'ing.


Otherwise, looking for `/rawhide/srcpkg/gcc-c++` would cause a traceback
and return a 500, instead of a 404.

Also, only compile regex if we found some packages.

---

diff --git a/mdapi/__init__.py b/mdapi/__init__.py
index 980c348..31cd48e 100644
--- a/mdapi/__init__.py
+++ b/mdapi/__init__.py
@@ -91,10 +91,11 @@ async def _get_pkg(branch, name=None, action=None, srcname=None):
                     pkg = [Packages(*item) for item in pkgc]
                     break
             elif srcname:
-                pattern = re.compile(f"{srcname}-[0-9]")
                 async with db.execute(GET_PACKAGE_BY_SRC, (srcname+'-%',)) as cursor:
                     pkgc = await cursor.fetchall()
                 if pkgc:
+                    srcname = re.escape(srcname)
+                    pattern = re.compile(f"{srcname}-[0-9]")
                     for pkg_item in pkgc:
                         if pattern.match(pkg_item[3]):
                             pkg = Packages(*pkg_item)