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perlbot.pl
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perlbot.pl
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#!/usr/bin/perl
use utf8;
binmode STDOUT, ':utf8';
use Net::OAuth;
$Net::OAuth::PROTOCOL_VERSION = Net::OAuth::PROTOCOL_VERSION_1_0A;
use HTTP::Request::Common;
use LWP::UserAgent;
use Data::Dumper;
use HTML::Entities;
use String::Markov;
use WWW::Tumblr;
use Lingua::EN::Tagger;
use XML::LibXML;
srand;
use File::Random qw/random_line/;
use Encode qw/decode encode/;
use strict;
use warnings;
## MY FUNCTIONS
# answering all asks in the inbox except already answered ones
sub answer_asks
{
my $blog = shift;
my $parser = new Lingua::EN::Tagger;
my @no_space = (",", ".", ";", "?", "!", "...", "'",);
open my $f, "<", "answered_asks_ids"
or die "Could not open file 'answered_asks_ids' $!";
my @previous_ids = <$f>;
foreach my $id (@previous_ids) {
chomp($id);
}
close $f;
my @submissions = @{$blog->posts_submission->{posts}};
foreach my $ask (@submissions) {
answer_ask($ask, $blog, $parser, \@no_space);
}
}
# answering each ask
sub answer_ask
{
my $ask = shift;
my $blog = shift;
my $parser = shift;
my @no_space = @{ $_[0] };
print "\nAsk #$ask->{id} sent by $ask->{asking_name} at $ask->{date}:\n$ask->{question}\n";
my $answer = generate_answer($parser, $ask->{question}, \@no_space);
# make the answer html safe
encode_entities($answer);
# edit the ask to add the answer and turn it into a published post
my $post = $blog->post_edit(
type => "answer",
answer => $answer,
id => $ask->{id},
tags => "answer,$ask->{asking_name}",
state =>"published",
);
my $date = localtime();
if ($post) {
print "[$date] Answered the ask:\n $answer\n";
} else {
print STDERR Dumper $blog->error . "\n";
die "[$date] Couldn't answer the ask with:\n $answer";
}
# add the content of the ask to blog_dialogue.txt
open( my $f, '>>', "blog_dialogue.txt") or die "Could not open file 'blog_dialogue.txt' $!";
say $f $ask->{question};
close $f;
}
# generate sentences
sub generate_sentence
{
my $markov = $_[0];
my %sentences = %{$_[1]};
my $sentence = $markov->generate_sample();
while ( exists($sentences{$sentence}) ) {
#print $sentence . "\n";
$sentence = $markov->generate_sample();
}
return $sentence;
}
# generate answers
sub generate_answer
{
my $p = $_[0]; # Lingua::EN::Tagger object
my $question = encode("utf8", $_[1]); # making the question safe for LibXML
# hash containing punctuation that doesn't require a space before it
my @no_space = @{$_[2]};
my @sentences = ($question,);
push(@sentences, random_line("show_dialogue.txt", 3));
push(@sentences, random_line("blog_dialogue.txt", 1));
# deleting all < and > to avoid conflicts with the XML format
foreach (@sentences) {
$_ =~ s/[<>]//g;
}
# get text + base sentence tags
my $text = XML::LibXML->load_xml( string => "<base>" . $p->add_tags(join('', @sentences, $question)) . "</base>");
my $base_sentence = XML::LibXML->load_xml( string => "<base>" . $p->add_tags($sentences[2]) . "</base>" );
# making the sentence
my $answer = '';
foreach my $tag ($base_sentence->findnodes('/base/*')) {
my $nodeName = $tag->nodeName . "\n";
my $word = "";
if (my $node = $text->findnodes("/base/$nodeName")->[0]) {
$word = $node->to_literal();
# delete the node
$node->unbindNode();
# join the answer and the new word
if ($answer eq '') {
$answer = $word;
} elsif ($word ~~ @no_space) {
$answer = $answer . $word;
} elsif (!$word eq '') {
$answer = $answer . " $word";
}
} else {
warn "Skipping word\n";
}
}
return $answer;
}
# queue a post generated by generate_sentence()
sub queue_post
{
my $blog = $_[0];
my $body = $_[1];
encode_entities($body);
my $date = localtime();
if ( my $post = $blog->post( type => 'text', body => $body, tags => "random thought,PerlBot", state => "queue", ) ) {
print "[$date] Following tumblr entry queued: $body\n";
} else {
print STDERR Dumper $blog->error . "\n";
die "[$date] Couldn't queue following tumblr entry: $body";
}
}
1;