Initial commit

lib/Proverb.pm

@@ -0,0 +1,89 @@
+package Proverb;
+# Пословицы и поговорки
+
+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 Log::Any qw ($log);
+use Math::Random::Secure qw (irand);
+use Mojo::Util qw (trim);
+use SQLite_File;
+
+use Conf qw (LoadConf);
+
+use version; our $VERSION = qw (1.0);
+use Exporter qw (import);
+our @EXPORT_OK = qw (Seed Proverb);
+
+my $c = LoadConf ();
+my $dir = $c->{proverb}->{dir};
+my $srcdir = $c->{proverb}->{srcdir};
+
+sub Seed () {
+	unless (-d $dir) {
+		make_path ($dir)  ||  croak "Unable to create $dir: $OS_ERROR";
+	}
+
+	my $backingfile = sprintf '%s/proverb.sqlite', $dir;
+
+	if (-f $backingfile) {
+		unlink $backingfile   ||  croak "Unable to remove $backingfile: $OS_ERROR";
+	}
+
+	tie my @proverb, 'SQLite_File', $backingfile  ||  croak "Unable to tie to $backingfile: $OS_ERROR";
+	opendir (my $srcdirhandle, $srcdir)  ||  croak "Unable to open $srcdir: $OS_ERROR";
+
+	while (my $proverbfile = readdir $srcdirhandle) {
+		my $srcfile = sprintf '%s/%s', $srcdir, $proverbfile;
+
+		unless (-f $srcfile) {
+			next;
+		}
+
+		if ($proverbfile =~ m/^\.+$/) {  ## no critic (RegularExpressions::RequireDotMatchAnything), do you see ANY dots here?
+			next;
+		}
+
+		open (my $fh, '<', $srcfile)  ||  croak "Unable to open $srcfile, $OS_ERROR";
+
+		while (readline $fh) {
+			chomp;
+			my $str = trim ($_);
+
+			if ($str ne '') {
+				push @proverb, $str;
+			}
+		}
+
+		close $fh;  ## no critic (InputOutput::RequireCheckedSyscalls, InputOutput::RequireCheckedOpen)
+	}
+
+	closedir $srcdirhandle;
+	untie @proverb;
+	return;
+}
+
+# Просто вернём ответ
+sub Proverb () {
+	my $backingfile = sprintf '%s/proverb.sqlite', $dir;
+
+	tie my @array, 'SQLite_File', $backingfile  ||  do {
+		$log->error ("[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: