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#!/usr/bin/perl
use strict;
use warnings;
use HTTP::Tiny;
use JSON::MaybeXS;
use POSIX qw(strftime);
# For wrapping comment blocks.
use Unicode::LineBreak;
my $lb = Unicode::LineBreak->new(ColMax => 76); # Default is 76.
# Printing UTF-8 to STDOUT.
binmode(STDOUT, "encoding(UTF-8)");
die "usage: draco [-dv] <url>\n" unless scalar @ARGV;
my $DEBUG;
my $VERSION = "v0.1.3";
# Dispatch table to be parsed before url.
my %dispatch = (
'-v' => sub { print "Draco $VERSION\n"; exit; },
'-d' => sub { $DEBUG = 1; print STDERR "draco: debug on.\n"; },
);
if (exists $dispatch{$ARGV[0]}) {
# shift @ARGV to get $url in next shift.
$dispatch{shift @ARGV}->();
}
# $url contains the reddit post.
my $url = shift @ARGV;
my $json_url = "${url}.json";
my $http = HTTP::Tiny->new( verify_SSL => 1 );
# Fetch the post.
print STDERR "draco: fetching `$json_url'.\n" if $DEBUG;
my $response = $http->get($json_url);
die "Unexpected response - $response->{status}: $response->{reason}"
unless $response->{success};
# Decode json.
print STDERR "draco: decoding json response.\n" if $DEBUG;
my $json_data = decode_json($response->{content});
# $post contains post data
my $post = $json_data->[0]->{data}->{children}->[0]->{data};
# Start the Org document.
print "#+", "STARTUP:content\n";
# Print the date.
my $date = strftime '%+', localtime();
print "#+", "DATE: $date\n";
print "\n";
# Print the post title & it's link.
print "* ", "[[$post->{url}][$post->{title}]]\n";
# Add various details to :PROPERTIES:.
print ":PROPERTIES:\n";
foreach my $detail (qw( subreddit created_utc author permalink
upvote_ratio ups downs score )) {
print ":${detail}: =$post->{$detail}=\n"
if scalar $post->{$detail};
}
# Include the archive date in properties.
print ":ARCHIVE_DATE: $date\n";
print ":END:\n";
# Add selftext if present.
print "\n#+BEGIN_SRC markdown\n",
# Break the text at 76 column & add 2 space before every new line.
" ", $lb->break($post->{selftext}) =~ s/\n/\n\ \ /gr, "\n",
"#+END_SRC\n"
if scalar $post->{selftext};
# $comments contains comment data. We are interested in: replies,
# author, body, created_utc & permalink.
my $comments = $json_data->[1]->{data}->{children};
# Iterate over top-level comments.
foreach my $comment ($comments->@*) {
print_comment_chain($comment->{data}, 0);
}
# print_comment_chain will print the whole chain of comment while
# accounting for level.
sub print_comment_chain {
my $comment = shift @_;
my $level = shift @_;
print "*" x ($level + 2), " ", "$comment->{author}";
print " [S]" if $comment->{is_submitter};
print "\n";
# Print comment details.
print ":PROPERTIES:\n";
foreach my $detail (qw( created_utc author permalink upvote_ratio
ups downs score edited is_submitter
stickied controversiality )) {
print ":${detail}: =$comment->{$detail}=\n"
if scalar $comment->{$detail};
}
print ":END:\n";
print "\n#+BEGIN_SRC markdown\n",
# Break the text at 76 column & add 2 space before every new
# line.
" ", $lb->break($comment->{body}) =~ s/\n/\n\ \ /gr, "\n",
"#+END_SRC\n";
# If the comment has replies then iterate over those too.
if (scalar $comment->{replies}) {
foreach my $reply ($comment->{replies}->{data}->{children}->@*) {
print_comment_chain($reply->{data}, $level + 1);
}
}
}
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