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#!/usr/bin/env perl
#
# Author: Guillermo Ramos <gramos@gramos.me> (2019)
#
# Run `tgsend -h` for quick help, or `tgsend -h -v` for full manual.
#
# Dependencies: HTTP-Message, JSON
################################################################################
$main::VERSION = "0.1.1";
use Getopt::Long qw(:config auto_version);
use Pod::Usage qw<pod2usage>;
# Local modules
use FindBin;
use lib "$FindBin::Bin/lib";
use TgLib qw<fetch_token>;
require TgLib::Api;
require TgLib::Logger;
my $TOKEN;
my $PRETEND;
my $VERBOSE = 0;
my $HELP;
# Parse CLI options
GetOptions("token=s" => \$TOKEN,
"pretend" => \$PRETEND,
"verbose+" => \$VERBOSE,
"help" => \$HELP);
pod2usage(-verbose => $VERBOSE+1) if $HELP or ! @ARGV;
my $logger = TgLib::Logger->new($VERBOSE);
# Fetch token: CLI || env || file
$TOKEN ||= fetch_token() or
pod2usage(-message => "ERROR: Unable to get bot token ($!).\n",
-verbose => 99, -sections => "AUTHENTICATION");
# Read text from stdin
undef $/;
my $text = join "", <STDIN>;
$text =~ s/^\s+|\s+$//g; # Trim input
# Send message to chats (or pretend to)
if ($PRETEND) {
$logger->info("(prentend) Sending to $_: '$text'\n") foreach @ARGV;
} else {
my $api = TgLib::Api->new($TOKEN, $logger);
$api->send_message($_, $text) foreach @ARGV;
}
__END__
=head1 NAME
tgsend - Send message to a Telegram chat using a bot token
=head1 SYNOPSIS
tgsend [-h | --help] [-v]
tgsend [options] [chatid1 chatid2 ...]
=head1 OPTIONS
--pretend | -p Do not actually do anything
--token | -t Bot token (see AUTHENTICATION)
--version Show version
--verbose | -v Show more information (combine with -h to see full manual)
--help | -h Show this message
=head1 DESCRIPTION
This program sends its standard input to the Telegram chats whose IDs are passed
as arguments, using the given bot token.
=head1 AUTHENTICATION
To get the bot token, this program will check (in order):
- The "--token" CLI argument
- The "TGUTILS_TOKEN" environment variable
- The contents of "$XDG_CONFIG_HOME/tgutils_token"
(usually ~/.config/tgutils_token)
=cut
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