(travis) Mini-utility to download travis reports

I've had enough waiting for their shit site :/

maint/travis_buildlog_downloader

@@ -0,0 +1,41 @@
+#!/usr/bin/env perl
+
+use warnings;
+use strict;
+
+# H::T does not support gzip/deflate out of the box, but you know what?
+# THAT'S OK BECAUSE TRAVIS' LOGSERVER DOESN'T EITHER </headdesk>
+use HTTP::Tiny;
+
+use JSON::PP;
+
+( my $build_id = $ARGV[0]||'' ) =~ /^[0-9]+$/
+  or die "Expecting a numeric build id as argument\n";
+
+my $base_url = "http://api.travis-ci.org/builds/$build_id";
+print "Retrieving $base_url\n";
+
+my $resp = ( my $ua = HTTP::Tiny->new )->get( $base_url );
+die "Unable to retrieve $resp->{url}: $resp->{status}\n$resp->{content}\n\n"
+  unless $resp->{success};
+
+my @job_ids = ( map
+  { ($_->{id}||'') =~ /^([0-9]+)$/ }
+  @{( eval { decode_json( $resp->{content} )->{matrix} } || [] )}
+) or die "Unable to find any job ids:\n$resp->{content}\n\n";
+
+my $dir = "TravisCI_build_$build_id";
+
+mkdir $dir
+  unless -d $dir;
+
+for my $job_id (@job_ids) {
+  my $log_url = "http://api.travis-ci.org/jobs/$job_id/log.txt";
+  my $dest_fn = "$dir/job_$job_id.log";
+
+  print "Retrieving $log_url into $dest_fn\n";
+
+  $resp = $ua->mirror( $log_url, $dest_fn );
+  warn "Error retrieving $resp->{url}: $resp->{status}\n$resp->{content}\n\n"
+    unless $resp->{success};
+}