Initial commit

lib/Conf.pm

@@ -0,0 +1,40 @@
+package Conf;
+# loads config
+
+use 5.018;
+use strict;
+use warnings;
+use utf8;
+use open qw (:std :utf8);
+use English qw ( -no_match_vars );
+use JSON::XS;
+
+use version; our $VERSION = qw (1.0);
+use Exporter qw (import);
+our @EXPORT_OK = qw (LoadConf);
+
+sub LoadConf {
+	my $c = 'data/config.json';
+	open my $CH, '<', $c or die "[FATAL] No conf at $c: $OS_ERROR\n";
+	my $len = (stat $c) [7];
+	my $json;
+	my $readlen = read $CH, $json, $len;
+
+	unless ($readlen) {
+		close $CH;                                   ## no critic (InputOutput::RequireCheckedSyscalls
+		die "[FATAL] Unable to read $c: $OS_ERROR\n";
+	}
+
+	if ($readlen != $len) {
+		close $CH;                                   ## no critic (InputOutput::RequireCheckedSyscalls
+		die "[FATAL] File $c is $len bytes on disk, but we read only $readlen bytes\n";
+	}
+
+	close $CH;                                       ## no critic (InputOutput::RequireCheckedSyscalls
+	my $j = JSON::XS->new->utf8->relaxed;
+	return $j->decode ($json);
+}
+
+1;
+
+# vim: set ft=perl noet ai ts=4 sw=4 sts=4: