350 lines
9.8 KiB
Perl
Executable File
350 lines
9.8 KiB
Perl
Executable File
#!/usr/bin/perl
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# Copyright (C) 2019 Quentin GIBEAUX <qgibeaux@april.org>
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# Copyright (C) 2019 Frédéric COUCHET <fcouchet@april.org>
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# Copyright (C) 2019 Christian Pierre MOMON <cmomon@april.org>
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#
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# This file is part of lav-outils from "April/Libre à vous !"
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#
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# This script is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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use strict;
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use Getopt::Long;
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use JSON;
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use Data::Dumper;
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use utf8;
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my ($help,$config,$verbose,$dryrun);
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my $meta_data_script = "lav-outils/podcasts/scripts/make-metadata-image-podcast.sh";
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my $verbose;
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my $mp3;
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GetOptions ("help" => \$help,
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"config=s" => \$config,
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"mp3" => \$mp3,
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"verbose" => \$verbose,
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"dryrun" => \$dryrun);
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if($help) {
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usage();
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} elsif( not $config ) {
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print " /!\\ Missing config arg\n\n";
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usage();
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}
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sub usage {
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print <<EOS
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Exec commands to cut and process LAV! podcast with json file containing the timestamps and sections to be cut.
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Needs JSON perl library (apt install libjson-perl)
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$0 --config conf_file.json
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--config conf_file.json the configuration file containing stuff
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--mp3 generate mp3 files
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--help show this message
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--verbose increase verbosity
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--dryrun print commands without executing them
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EOS
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;
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}
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sub read_config {
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my ($filename) = @_;
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my $json_text = do { #read all the file in one shot
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open(my $json_fh, '<:encoding(UTF-8)', $filename)
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or die("Can't open \$filename\": $!\n");
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local $/;
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<$json_fh>
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};
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my $json = JSON->new;
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my $data = $json->decode($json_text);
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return $data;
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}
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sub process {
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my ($config,$mp3,$verbose,$dryrun)=@_;
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my $data = read_config($config);
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my $short_date = $data->{short_date};
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my $year = substr $short_date,0,4;
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my $long_date = $data->{long_date};
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my $source_name = "libre-a-vous-$short_date";
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my $title = "Libre à vous ! du $long_date sur Cause Commune";
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my $short_description = $data->{short_description};
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my $ffmpeg_bin = $data->{ffmpeg_bin};
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my $option_mp3_meta_data_script;
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my @formats_files;
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$short_description =~ /^#(\d+)\s+-/ ;
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my $no_emission = $1 ;
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if($mp3) {
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@formats_files = qw/ogg mp3/;
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$option_mp3_meta_data_script = "yes";
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}
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else {
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@formats_files = qw/ogg/;
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$option_mp3_meta_data_script = "no";
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}
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for my $chapter (values @{$data->{chapters}}) {
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my $start = $chapter->{start_timestamp};
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my $end = $chapter->{end_timestamp};
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my $short_chapter_name = $chapter->{short_chapter_name};
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my $chapter_title = $chapter->{chapter_title};
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# cutting chapter
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my $command = "$ffmpeg_bin -y -i $source_name.ogg -vn -acodec copy -ss \"$start\" -to \"$end\" $source_name-$short_chapter_name.ogg";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while cutting $short_chapter_name\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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# putting metadata
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my $url = "https://media.april.org/audio/radio-cause-commune/libre-a-vous/emissions/$short_date/$source_name-$short_chapter_name.ogg";
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my $command = "$meta_data_script -s \"$source_name-$short_chapter_name.ogg\" -d \"output\" -u \"$url\" -t \"$title - Partie $chapter_title\" -p \"$ffmpeg_bin\" -y \"$year\" -m \"$option_mp3_meta_data_script\"";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while setting metadata in $short_chapter_name\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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# Update string for web site
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my $command = "mediainfo --Inform=\"Audio;%Duration/String%\" output.ogg";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while updating string for web site\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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} else {
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chomp($ret[0]);
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$ret[0] =~ s/s/secondes/ig;
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$ret[0] =~ s/min/minutes/ig;
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my $url2 = $url =~ s/\.ogg/\.mp3/r;
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}
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}
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# renaming to target OGG and MP3
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foreach my $format (@formats_files) {
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my $target_name = "$source_name-$short_chapter_name.$format";
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my $command = "mv output.$format $target_name";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while renaming $short_chapter_name.$format\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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# hashing
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my $command = "sha1sum $target_name > $target_name.sha1";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while hashing $target_name\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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# generate .size
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my $command = "du -b $target_name |awk '{print \$1}' > $target_name.size";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while generation size of $target_name\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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# generate duration
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# my $command = "ffprobe $target_name -show_entries format=duration -sexagesimal 2> /dev/null |grep duration |sed '1,\$s/duration=//' > $target_name.duration";
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my $command = "mediainfo --Inform='General;%Duration/String3%' $target_name > $target_name.duration";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while generation duration of $target_name\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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}
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}
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# putting metadata in main podcast
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my $url = "https://media.april.org/audio/radio-cause-commune/libre-a-vous/emissions/$short_date/$source_name.ogg";
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my $command = "$meta_data_script -s \"$source_name.ogg\" -d \"output\" -u \"$url\" -t \"$title - $short_description\" -p \"$ffmpeg_bin\" -y \"$year\" -m \"$option_mp3_meta_data_script\"";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while setting metadata in $source_name\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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# renaming to target OGG and MP3
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foreach my $format (@formats_files) {
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my $command = "mv output.$format $source_name.$format";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while renaming $source_name.$format\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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# hashing
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my $command = "sha1sum $source_name.$format > $source_name.$format.sha1";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while hashing $source_name.$format\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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# duration
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my $command = "mediainfo --Inform=\"Audio;%Duration/String3%\" $source_name.$format > $source_name.$format.duration";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while generation duration of $source_name.$format\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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# size
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my $command = "du -b $source_name.$format |awk '{print \$1}' > $source_name.$format.size";
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if($dryrun) {
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print "$command\n";
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} else {
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my @ret = `$command`;
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if($?) {
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print "Error while generation size of $source_name.$format\n";
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if($verbose) {
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print Dumper @ret;
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print Dumper $data;
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}
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return 0;
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}
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}
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}
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binmode(STDOUT, ":utf8");
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my $url = "https://libreavous.org/" . $no_emission ;
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print "\nListe des actions à faire après la découpe des podcasts : \n\n";
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print "Penser à faire un git commit puis un git push du fichier json modifié de l'émission (sinon l'import Spip ne se fera pas)\n\n";
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print "Se connecter sur le site web de l'émission sur l'article qui correspond à l'émission : https://libreavous.org/" . "$no_emission\n\n";
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print "Cliquer sur le bouton « Article » qui est en bas de la page dans la zone grisée\n\n";
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print "Cliquer sur le bouton « Importer l'émission »\n\n";
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print "Les requêtes effectuées sont affichées et normalement aucune erreur est affichée\n\n";
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print "Aller sur la page https://www.libreavous.org/ecrire/?exec=admin_vider, vider le le « répertoire cache » en cliquant sur « Vider le cache » (le premier bouton)\n\n";
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print "Retourner sur la page de l'émission : $url\n\n";
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print "Si l'import s'est passé correctement, le lecteur pour le podcast de l'émission apparaît ainsi que les boutons pour les podcasts individuels (dans « Sujet principal » et dans « Et aussi »)\n\n";
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print "Aller sur https://www.libreavous.org. Les liens vers les podcasts doivent être présents\n\n";
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print "Aller sur https://www.libreavous.org/rss. Les items des podcasts pour le flux RSS doivent être présents\n\n";
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if(! $mp3) {
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print "MP3 files not generated, please use --mp3 option to generate them\n";
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}
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}
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process($config,$mp3,$verbose,$dryrun);
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