#!/usr/local/bin/perl
# WANT_JSON

# yamd - client Yandex.Mail for Domain API
# Run as stand-alone application or as Ansible module
#
# Copyright 2018 Sergey Kiselev <root@digital-freak.ru>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
#    this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
# 3. Neither the name of the copyright holder nor the names of its
#    contributors may be used to endorse or promote products derived from this
#    software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

use strict;
use warnings;

use File::Basename;

use YAML::XS qw/Load LoadFile/;
use JSON::XS;
use Types::Serialiser;

use LWP::UserAgent;
use HTTP::Request;

our $api_url = "https://pddimp.yandex.ru/api2/admin";
our $query_options = Load(<<EOYAML
---
default_content_type: 'application/x-www-form-urlencoded'
deputy:
  list:
    query_type: 'GET'
  add:
    query_type: 'POST'
  delete:
    query_type: 'POST'

dkim:
  status:
    query_type: 'GET'
  disable:
    query_type: 'POST'
  enable:
    query_type: 'POST'

dns:
  list:
    query_type: 'GET'
  add:
    query_type: 'POST'
  del:
    query_type: 'POST'
  edit:
    query_type: 'POST'

domain:
  details:
    query_type: 'GET'
  domains:
    query_type: 'GET'
  registration_status:
    query_type: 'GET'
  delete:
    query_type: 'POST'
  register:
    query_type: 'POST'

  logo:
    check:
      query_type: 'GET'
    del:
      query_type: 'POST'
    set:
      content_type: 'multipart/form-data'
      query_type: 'POST'

  settings:
    set_country:
      query_type: 'POST'

email:
  counters:
    query_type: 'GET'
  list:
    query_type: 'GET'
  add:
    query_type: 'POST'
  del:
    query_type: 'POST'
  edit:
    query_type: 'POST'
  get_oauth_token:
    query_type: 'POST'

  ml:
    list:
      query_type: 'GET'
    subscribers:
      query_type: 'GET'
    add:
      query_type: 'POST'
    del:
      query_type: 'POST'
    get_can_send_on_behalf:
      query_type: 'POST'
    set_can_send_on_behalf:
      query_type: 'POST'
    subscribe:
      query_type: 'POST'
    unsubscribe:
      query_type: 'POST'

import:
  check_imports:
    query_type: 'GET'
  check_settings:
    query_type: 'GET'
  start_import_file:
    content_type: 'multipart/form-data'
    query_type: 'POST'
  start_one_import:
    query_type: 'POST'
  stop_all_imports:
    query_type: 'POST'
EOYAML
);

our $task_file = shift or die "Usage: " . basename($0) . "<file.yml\n";
our $task = undef;

{
	my ($filename, $path, $suffix) = fileparse($task_file);

	if ($path =~ 'ansible' && $filename == 'args') {
		# Calling from Ansible with args in the JSON-file
		open(my $fh, "<", $task_file);
		$task = decode_json(<$fh>);
		close $fh;
	} else {
		# Stand-alone running with args in the YAML-file
		$task = %{LoadFile($task_file)}{yamd}
			or die "Unable to open file '" . $task_file ."'\n";
	}
}

foreach my $check ("domain", "token", "service", "query") {
	if (!defined $task->{$check}) {
		die "'$check' is undefined in '$task_file'\n";
	}
}

my $request_url = "";
my $request_type = "";
my $request_content_type = "";

{
	my $service = $task->{service};
	my $sub_service = $task->{sub_service};
	my $query = $task->{query};

	$request_url = $api_url . "/" . $service;
	$request_url .= (defined $sub_service) ? "/" . $sub_service : "";
	$request_url .= "/" . $query;

	if ( $service eq "import" && $query eq "start_import_file" ) {
		$request_url .= "?domain=" . $task->{domain};
		foreach my $k (keys %{$task->{options}}) {
			$request_url .= "&" . $k . "=" . $task->{options}->{$k};
		}
	}

	if (defined $sub_service) {
		$request_type = $query_options->{$service}->{$sub_service}->{$query}->{query_type};
		$request_content_type = $query_options->{$service}->{$sub_service}->{$query}->{content_type};
	} else {
		$request_type = $query_options->{$service}->{$query}->{query_type};
		$request_content_type = $query_options->{$service}->{$query}->{content_type};
	}

	if (!defined $request_content_type) {
		$request_content_type = $query_options->{default_content_type};
	}
}

my $ua = new LWP::UserAgent;
my $request = new HTTP::Request($request_type => $request_url);

if ( $task->{service} eq "domain" &&
	$task->{sub_service} eq "logo" &&
	$task->{query} eq "set" ) {
	{
		my $boundary = 'X';
		my @rand = ('a'..'z', 'A'..'Z');
		for (0..14) { $boundary .= $rand[rand(@rand)]; }

		$request->header(
			'PddToken'     => $task->{token},
			'Content-type' => $request_content_type . "; boundary=" . $boundary
		);

		my $field = new HTTP::Message([
				'Content-Disposition' => 'form-data; name="domain"',
				'Content-Type' => 'text/plain; charset=utf-8'
			]);
		$field->add_content_utf8($task->{domain});
		$request->add_part($field);

		open(my $fh, '<', $task->{options}->{file});
		my $file_content = new HTTP::Message([
				'Content-Disposition' => 'form-data; name="file"; filename="logo"',
				'Content-Type' => 'application/octet-stream'
			]);
		$file_content->add_content($_) while <$fh>;
		$request->add_part($file_content);

		close $fh;
	}
} elsif ( $task->{service} eq "import" &&
	$task->{query} eq "start_import_file" ) {
	{
		my $boundary = 'X';
		my @rand = ('a'..'z', 'A'..'Z');
		for (0..14) { $boundary .= $rand[rand(@rand)]; }

		$request->header(
			'PddToken'     => $task->{token},
			'Content-type' => $request_content_type . "; boundary=" . $boundary
		);

		open(my $fh, '<', $task->{options}->{file});
		my $file_content = new HTTP::Message([
				'Content-Disposition' => 'form-data; name="import_list_file"; filename="import_list_file"',
				'Content-Type' => 'text/plain',
			]);
		$file_content->add_content($_) while <$fh>;
		$request->add_part($file_content);

		close $fh;
	}
} else {
	{
		$request->header(
			'PddToken'     => $task->{token},
			'Content-type' => $request_content_type
		);

		my $request_content = "domain=" . $task->{domain};
		foreach my $k (keys %{$task->{options}}) {
			$request_content .= "&" . $k . "=" . $task->{options}->{$k};
		}

		$request->content($request_content);
	}
}

my $response = $ua->request($request);

if ($response->is_success) {
	print $response->content . "\n\n";
} else {
	print $response->status_line . "\n\n";
}