From db7696e550695219f00b24b19020f0c163e8c171 Mon Sep 17 00:00:00 2001
From: Thomas Hochstein <thh@inter.net>
Date: Mon, 2 Sep 2013 10:40:17 +0200
Subject: [PATCH] Add some basic validation to config parser.

We check for empty mandatory options for
starters.

Fixes #13 ... so we can release RSN :)

Signed-off-by: Thomas Hochstein <thh@inter.net>
---
 NewsStats.pm | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/NewsStats.pm b/NewsStats.pm
index bfcb37b..91a1396 100644
--- a/NewsStats.pm
+++ b/NewsStats.pm
@@ -99,7 +99,19 @@ sub ReadConfig {
 ### IN : $ConfFile: config filename
 ### OUT: reference to a hash containing the configuration
   my ($ConfFile) = @_;
-  return Config::Auto::parse($ConfFile, format => 'equal');
+  # mandatory configuration options
+  my @Mandatory = ('DBDriver','DBHost','DBUser','DBPw','DBDatabase',
+                   'DBTableRaw','DBTableGrps');
+  # read config via Config::Auto
+  my $ConfR = Config::Auto::parse($ConfFile, format => 'equal');
+  my %Conf  = %{$ConfR};
+  # check for mandatory options
+  foreach (@Mandatory) {
+    &Bleat(2,sprintf("Mandatory configuration option %s is not set!",$_))
+      if (!defined($Conf{$_}));
+  }
+  # $Conf{'TLH'} is checked in gatherstats.pl
+  return $ConfR;
 };
 ################################################################################
 
-- 
2.20.1