86 lines
2.0 KiB
Perl
86 lines
2.0 KiB
Perl
package BotLib::Fortune;
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# Any fortune_mod sources are suitable. Text file with "\n%\n" sentence delimiters.
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use 5.018;
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use strict;
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use warnings;
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use utf8;
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use open qw (:std :utf8);
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use English qw ( -no_match_vars );
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use Carp qw (croak carp);
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use SQLite_File;
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use Math::Random::Secure qw (irand);
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use MIME::Base64;
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use File::Path qw (make_path);
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use BotLib::Conf qw (LoadConf);
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use version; our $VERSION = qw (1.0);
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use Exporter qw (import);
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our @EXPORT_OK = qw (Seed Fortune);
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my $c = LoadConf ();
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my $dir = $c->{fortune}->{dir};
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my $srcdir = $c->{fortune}->{srcdir};
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sub Seed () {
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unless (-d $dir) {
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make_path ($dir) || croak "Unable to create $dir: $OS_ERROR";
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}
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my $backingfile = sprintf '%s/fortune.sqlite', $dir;
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if (-f $backingfile) {
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unlink $backingfile || croak "Unable to remove $backingfile: $OS_ERROR\n";
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}
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tie my @fortune, 'SQLite_File', $backingfile || croak "Unable to tie to $backingfile: $OS_ERROR\n";
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opendir (my $srcdirhandle, $srcdir) || croak "Unable to open $srcdir: $OS_ERROR";
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while (my $fortunefile = readdir $srcdirhandle) {
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my $srcfile = sprintf '%s/%s', $srcdir, $fortunefile;
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unless (-f $srcfile) {
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next;
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}
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if ($fortunefile =~ m/\./) {
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next ;
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}
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open (my $fh, '<', $srcfile) || croak "Unable to open $srcfile, $OS_ERROR\n";
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# set correct phrase delimiter
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local $INPUT_RECORD_SEPARATOR = "\n%\n";
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while (readline $fh) {
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my $phrase = substr $_, 0, -3;
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push @fortune, $phrase;
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}
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close $fh; ## no critic (InputOutput::RequireCheckedSyscalls, InputOutput::RequireCheckedOpen)
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}
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closedir $srcdirhandle;
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untie @fortune;
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return;
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}
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# just return answer
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sub Fortune () {
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my $backingfile = sprintf '%s/fortune.sqlite', $dir;
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tie my @array, 'SQLite_File', $backingfile || do {
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carp "Unable to tie to $backingfile: $OS_ERROR\n";
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return '';
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};
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my $phrase = $array[irand ($#array - 1)];
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# decode?
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utf8::decode $phrase;
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untie @array;
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return $phrase;
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}
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1;
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# vim: ft=perl noet ai ts=4 sw=4 sts=4:
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