Refactor some parts of bot

- Move most modules to subdirs
- Rename functions according perlcritic guidelines
- Fix and add some bugs

lib/BotLib/Fortune.pm

@@ -0,0 +1,85 @@
+package BotLib::Fortune;
+# Any fortune_mod sources are suitable. Text file with "\n%\n" sentence delimeter.
+
+use 5.018;
+use strict;
+use warnings;
+use utf8;
+use open qw (:std :utf8);
+use English qw ( -no_match_vars );
+use Carp qw (cluck croak);
+use File::Path qw (make_path);
+use Math::Random::Secure qw (irand);
+use SQLite_File;
+use BotLib::Conf qw (LoadConf);
+
+use version; our $VERSION = qw (1.0);
+use Exporter qw (import);
+our @EXPORT_OK = qw (Seed Fortune);
+
+my $c = LoadConf ();
+my $dir = $c->{fortune}->{dir};
+my $srcdir = $c->{fortune}->{srcdir};
+
+sub Seed () {
+	unless (-d $dir) {
+		make_path ($dir)  ||  croak "Unable to create $dir: $OS_ERROR";
+	}
+
+	my $backingfile = sprintf '%s/fortune.sqlite', $dir;
+
+	if (-f $backingfile) {
+		unlink $backingfile   ||  croak "Unable to remove $backingfile: $OS_ERROR";
+	}
+
+	tie my @fortune, 'SQLite_File', $backingfile  ||  croak "Unable to tie to $backingfile: $OS_ERROR";
+
+	opendir (my $srcdirhandle, $srcdir)  ||  croak "Unable to open $srcdir: $OS_ERROR";
+
+	while (my $fortunefile = readdir ($srcdirhandle)) {
+		my $srcfile = sprintf '%s/%s', $srcdir, $fortunefile;
+
+		unless (-f $srcfile) {
+			next;
+		}
+
+		if ($fortunefile =~ m/^\.+$/) {
+			next;
+		}
+
+		open (my $fh, '<', $srcfile)  ||  croak "Unable to open $srcfile, $OS_ERROR";
+		# set correct phrase delimiter
+		local $INPUT_RECORD_SEPARATOR = "\n%\n";
+
+		while (readline $fh) {
+			my $phrase = substr $_, 0, -3;
+			push @fortune, $phrase;
+		}
+
+		close $fh;  ## no critic (InputOutput::RequireCheckedSyscalls, InputOutput::RequireCheckedOpen)
+	}
+
+	closedir $srcdirhandle;
+	untie @fortune;
+	return;
+}
+
+# just return answer
+sub Fortune () {
+	my $backingfile = sprintf '%s/fortune.sqlite', $dir;
+
+	tie my @array, 'SQLite_File', $backingfile  ||  do {
+		cluck "[ERROR] Unable to tie to $backingfile: $OS_ERROR";
+		return '';
+	};
+
+	my $phrase = $array[irand ($#array + 1)];
+	# decode?
+	utf8::decode $phrase;
+	untie @array;
+	return $phrase;
+}
+
+1;
+
+# vim: ft=perl noet ai ts=4 sw=4 sts=4: