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travelynx/lib/Travelynx.pm
Daniel Friesel 269b8536f4 Add webhook to account page
2019-05-10 19:03:18 +02:00

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47 KiB
Perl
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package Travelynx;
use Mojo::Base 'Mojolicious';
use Mojo::Pg;
use Mojolicious::Plugin::Authentication;
use Cache::File;
use Crypt::Eksblowfish::Bcrypt qw(bcrypt en_base64);
use DateTime;
use Encode qw(decode encode);
use Geo::Distance;
use JSON;
use List::Util qw(first);
use List::MoreUtils qw(after_incl before_incl);
use Travel::Status::DE::IRIS;
use Travel::Status::DE::IRIS::Stations;
use Travelynx::Helper::Sendmail;
sub check_password {
my ( $password, $hash ) = @_;
if ( bcrypt( $password, $hash ) eq $hash ) {
return 1;
}
return 0;
}
sub epoch_to_dt {
my ($epoch) = @_;
# Bugs (and user errors) may lead to undefined timestamps. Set them to
# 1970-01-01 to avoid crashing and show obviously wrong data instead.
$epoch //= 0;
return DateTime->from_epoch(
epoch => $epoch,
time_zone => 'Europe/Berlin'
);
}
sub get_station {
my ($station_name) = @_;
my @candidates
= Travel::Status::DE::IRIS::Stations::get_station($station_name);
if ( @candidates == 1 ) {
return $candidates[0];
}
return undef;
}
sub startup {
my ($self) = @_;
push( @{ $self->commands->namespaces }, 'Travelynx::Command' );
$self->defaults( layout => 'default' );
$self->types->type( json => 'application/json; charset=utf-8' );
$self->plugin('Config');
if ( $self->config->{secrets} ) {
$self->secrets( $self->config->{secrets} );
}
$self->plugin(
authentication => {
autoload_user => 1,
fail_render => { template => 'login' },
load_user => sub {
my ( $self, $uid ) = @_;
return $self->get_user_data($uid);
},
validate_user => sub {
my ( $self, $username, $password, $extradata ) = @_;
my $user_info = $self->get_user_password($username);
if ( not $user_info ) {
return undef;
}
if ( $user_info->{status} != 1 ) {
return undef;
}
if ( check_password( $password, $user_info->{password_hash} ) )
{
return $user_info->{id};
}
return undef;
},
}
);
$self->sessions->default_expiration( 60 * 60 * 24 * 180 );
$self->defaults( layout => 'default' );
$self->attr(
cache_iris_main => sub {
my ($self) = @_;
return Cache::File->new(
cache_root => $self->app->config->{cache}->{schedule},
default_expires => '6 hours',
lock_level => Cache::File::LOCK_LOCAL(),
);
}
);
$self->attr(
cache_iris_rt => sub {
my ($self) = @_;
return Cache::File->new(
cache_root => $self->app->config->{cache}->{realtime},
default_expires => '70 seconds',
lock_level => Cache::File::LOCK_LOCAL(),
);
}
);
$self->attr(
token_type => sub {
return {
status => 1,
history => 2,
action => 3,
};
}
);
$self->attr(
token_types => sub {
return [qw(status history action)];
}
);
$self->helper(
sendmail => sub {
state $sendmail = Travelynx::Helper::Sendmail->new(
config => ( $self->config->{mail} // {} ),
log => $self->log
);
}
);
$self->helper(
pg => sub {
my ($self) = @_;
my $config = $self->app->config;
my $dbname = $config->{db}->{database};
my $host = $config->{db}->{host} // 'localhost';
my $port = $config->{db}->{port} // 5432;
my $user = $config->{db}->{user};
my $pw = $config->{db}->{password};
state $pg
= Mojo::Pg->new("postgresql://${user}\@${host}:${port}/${dbname}")
->password($pw);
}
);
$self->helper(
'numify_skipped_stations' => sub {
my ( $self, $count ) = @_;
if ( $count == 0 ) {
return 'INTERNAL ERROR';
}
if ( $count == 1 ) {
return
'Eine Station ohne Geokoordinaten wurde nicht berücksichtigt.';
}
return
"${count} Stationen ohne Geookordinaten wurden nicht berücksichtigt.";
}
);
$self->helper(
'get_departures' => sub {
my ( $self, $station, $lookbehind, $lookahead ) = @_;
$lookbehind //= 180;
$lookahead //= 30;
my @station_matches
= Travel::Status::DE::IRIS::Stations::get_station($station);
if ( @station_matches == 1 ) {
$station = $station_matches[0][0];
my $status = Travel::Status::DE::IRIS->new(
station => $station,
main_cache => $self->app->cache_iris_main,
realtime_cache => $self->app->cache_iris_rt,
lookbehind => 20,
datetime => DateTime->now( time_zone => 'Europe/Berlin' )
->subtract( minutes => $lookbehind ),
lookahead => $lookbehind + $lookahead,
lwp_options => {
timeout => 10,
agent => 'travelynx/' . $self->app->config->{version},
},
);
return {
results => [ $status->results ],
errstr => $status->errstr,
station_ds100 => (
$status->station ? $status->station->{ds100} : 'undef'
),
station_name =>
( $status->station ? $status->station->{name} : 'undef' ),
};
}
elsif ( @station_matches > 1 ) {
return {
results => [],
errstr => 'Ambiguous station name',
};
}
else {
return {
results => [],
errstr => 'Unknown station name',
};
}
}
);
# Returns (journey id, error)
# Must be called during a transaction.
# Must perform a rollback on error.
$self->helper(
'add_journey' => sub {
my ( $self, %opt ) = @_;
my $db = $opt{db};
my $uid = $self->current_user->{id};
my $now = DateTime->now( time_zone => 'Europe/Berlin' );
my $dep_station = get_station( $opt{dep_station} );
my $arr_station = get_station( $opt{arr_station} );
if ( not $dep_station ) {
return ( undef, 'Unbekannter Startbahnhof' );
}
if ( not $arr_station ) {
return ( undef, 'Unbekannter Zielbahnhof' );
}
my $entry = {
user_id => $uid,
train_type => $opt{train_type},
train_line => $opt{train_line},
train_no => $opt{train_no},
train_id => 'manual',
checkin_station_id => $self->get_station_id(
ds100 => $dep_station->[0],
name => $dep_station->[1],
),
checkin_time => $now,
sched_departure => $opt{sched_departure},
real_departure => $opt{rt_departure},
checkout_station_id => $self->get_station_id(
ds100 => $arr_station->[0],
name => $arr_station->[1],
),
sched_arrival => $opt{sched_arrival},
real_arrival => $opt{rt_arrival},
checkout_time => $now,
edited => 0x3fff,
cancelled => $opt{cancelled} ? 1 : 0,
route => $dep_station->[1] . '|' . $arr_station->[1],
};
if ( $opt{comment} ) {
$entry->{messages} = '0:' . $opt{comment};
}
my $journey_id = undef;
eval {
$journey_id
= $db->insert( 'journeys', $entry, { returning => 'id' } )
->hash->{id};
$self->invalidate_stats_cache( $opt{rt_departure}, $db );
};
if ($@) {
$self->app->log->error("add_journey($uid): $@");
return ( undef, 'add_journey failed: ' . $@ );
}
return ( $journey_id, undef );
}
);
$self->helper(
'checkin' => sub {
my ( $self, $station, $train_id ) = @_;
my $status = $self->get_departures( $station, 140, 30 );
if ( $status->{errstr} ) {
return ( undef, $status->{errstr} );
}
else {
my ($train)
= first { $_->train_id eq $train_id } @{ $status->{results} };
if ( not defined $train ) {
return ( undef, "Train ${train_id} not found" );
}
else {
my $user = $self->get_user_status;
if ( $user->{checked_in} or $user->{cancelled} ) {
# If a user is already checked in, we assume that they forgot to
# check out and do it for them.
$self->checkout( $station, 1 );
}
eval {
$self->pg->db->insert(
'in_transit',
{
user_id => $self->current_user->{id},
cancelled => $train->departure_is_cancelled
? 1
: 0,
checkin_station_id => $self->get_station_id(
ds100 => $status->{station_ds100},
name => $status->{station_name}
),
checkin_time =>
DateTime->now( time_zone => 'Europe/Berlin' ),
train_type => $train->type,
train_line => $train->line_no,
train_no => $train->train_no,
train_id => $train->train_id,
sched_departure => $train->sched_departure,
real_departure => $train->departure,
route => join( '|', $train->route ),
messages => join(
'|',
map {
( $_->[0] ? $_->[0]->epoch : q{} ) . ':'
. $_->[1]
} $train->messages
)
}
);
};
if ($@) {
my $uid = $self->current_user->{id};
$self->app->log->error(
"Checkin($uid): INSERT failed: $@");
return ( undef, 'INSERT failed: ' . $@ );
}
$self->run_hook( $self->current_user->{id}, 'checkin' );
return ( $train, undef );
}
}
}
);
$self->helper(
'undo' => sub {
my ( $self, $journey_id ) = @_;
my $uid = $self->current_user->{id};
if ( $journey_id eq 'in_transit' ) {
eval {
$self->pg->db->delete( 'in_transit', { user_id => $uid } );
};
if ($@) {
$self->app->log->error("Undo($uid, $journey_id): $@");
return "Undo($journey_id): $@";
}
$self->run_hook( $uid, 'undo' );
return undef;
}
if ( $journey_id !~ m{ ^ \d+ $ }x ) {
return 'Invalid Journey ID';
}
eval {
my $db = $self->pg->db;
my $tx = $db->begin;
my $journey = $db->select(
'journeys',
'*',
{
user_id => $uid,
id => $journey_id
}
)->hash;
$db->delete(
'journeys',
{
user_id => $uid,
id => $journey_id
}
);
if ( $journey->{edited} ) {
die(
"Cannot undo a journey which has already been edited. Please delete manually.\n"
);
}
delete $journey->{edited};
delete $journey->{id};
$db->insert( 'in_transit', $journey );
my $cache_ts = DateTime->now( time_zone => 'Europe/Berlin' );
if ( $journey->{real_departure}
=~ m{ ^ (?<year> \d{4} ) - (?<month> \d{2} ) }x )
{
$cache_ts->set(
year => $+{year},
month => $+{month}
);
}
$self->invalidate_stats_cache( $cache_ts, $db );
$tx->commit;
};
if ($@) {
$self->app->log->error("Undo($uid, $journey_id): $@");
return "Undo($journey_id): $@";
}
$self->run_hook( $uid, 'undo' );
return undef;
}
);
# Statistics are partitioned by real_departure, which must be provided
# when calling this function e.g. after journey deletion or editing.
# If a joureny's real_departure has been edited, this function must be
# called twice: once with the old and once with the new value.
$self->helper(
'invalidate_stats_cache' => sub {
my ( $self, $ts, $db, $uid ) = @_;
$uid //= $self->current_user->{id};
$db //= $self->pg->db;
$self->pg->db->delete(
'journey_stats',
{
user_id => $uid,
year => $ts->year,
month => $ts->month,
}
);
$self->pg->db->delete(
'journey_stats',
{
user_id => $uid,
year => $ts->year,
month => 0,
}
);
}
);
$self->helper(
'checkout' => sub {
my ( $self, $station, $force, $uid ) = @_;
my $db = $self->pg->db;
my $status = $self->get_departures( $station, 120, 120 );
$uid //= $self->current_user->{id};
my $user = $self->get_user_status($uid);
my $train_id = $user->{train_id};
if ( not $user->{checked_in} and not $user->{cancelled} ) {
return ( 0, 'You are not checked into any train' );
}
if ( $status->{errstr} and not $force ) {
return ( 1, $status->{errstr} );
}
my $now = DateTime->now( time_zone => 'Europe/Berlin' );
my $journey
= $db->select( 'in_transit', '*', { user_id => $uid } )->hash;
my ($train)
= first { $_->train_id eq $train_id } @{ $status->{results} };
# Store the intended checkout station regardless of this operation's
# success.
my $new_checkout_station_id = $self->get_station_id(
ds100 => $status->{station_ds100},
name => $status->{station_name}
);
$db->update(
'in_transit',
{
checkout_station_id => $new_checkout_station_id,
},
{ user_id => $uid }
);
# If in_transit already contains arrival data for another estimated
# destination, we must invalidate it.
if ( defined $journey->{checkout_station_id}
and $journey->{checkout_station_id}
!= $new_checkout_station_id )
{
$db->update(
'in_transit',
{
checkout_time => undef,
sched_arrival => undef,
real_arrival => undef,
},
{ user_id => $uid }
);
}
if ( not( defined $train or $force ) ) {
return ( 1, undef );
}
my $has_arrived = 0;
eval {
my $tx = $db->begin;
if ( defined $train ) {
$has_arrived = $train->arrival->epoch < $now->epoch ? 1 : 0;
$db->update(
'in_transit',
{
checkout_time => $now,
sched_arrival => $train->sched_arrival,
real_arrival => $train->arrival,
cancelled => $train->arrival_is_cancelled ? 1 : 0,
route => join( '|', $train->route ),
messages => join(
'|',
map {
( $_->[0] ? $_->[0]->epoch : q{} ) . ':'
. $_->[1]
} $train->messages
),
},
{ user_id => $uid }
);
}
$journey
= $db->select( 'in_transit', '*', { user_id => $uid } )->hash;
if ( $has_arrived or $force ) {
$journey->{edited} = 0;
$journey->{checkout_time} = $now;
$db->insert( 'journeys', $journey );
$db->delete( 'in_transit', { user_id => $uid } );
my $cache_ts = $now->clone;
if ( $journey->{real_departure}
=~ m{ ^ (?<year> \d{4} ) - (?<month> \d{2} ) }x )
{
$cache_ts->set(
year => $+{year},
month => $+{month}
);
}
$self->invalidate_stats_cache( $cache_ts, $db, $uid );
}
$tx->commit;
};
if ($@) {
$self->app->log->error("Checkout($uid): $@");
return ( 1, 'Checkout error: ' . $@ );
}
if ( $has_arrived or $force ) {
$self->run_hook( $uid, 'checkout' );
return ( 0, undef );
}
$self->run_hook( $uid, 'update' );
return ( 1, undef );
}
);
$self->helper(
'mark_seen' => sub {
my ( $self, $uid ) = @_;
$self->pg->db->update(
'users',
{ last_seen => DateTime->now( time_zone => 'Europe/Berlin' ) },
{ id => $uid }
);
}
);
$self->helper(
'update_journey_part' => sub {
my ( $self, $db, $journey_id, $key, $value ) = @_;
my $rows;
my $journey = $self->get_journey(
db => $db,
journey_id => $journey_id,
);
eval {
if ( $key eq 'sched_departure' ) {
$rows = $db->update(
'journeys',
{
sched_departure => $value,
edited => $journey->{edited} | 0x0001,
},
{
id => $journey_id,
}
)->rows;
}
elsif ( $key eq 'rt_departure' ) {
$rows = $db->update(
'journeys',
{
real_departure => $value,
edited => $journey->{edited} | 0x0002,
},
{
id => $journey_id,
}
)->rows;
# stats are partitioned by rt_departure -> both the cache for
# the old value (see bottom of this function) and the new value
# (here) must be invalidated.
$self->invalidate_stats_cache( $value, $db );
}
elsif ( $key eq 'sched_arrival' ) {
$rows = $db->update(
'journeys',
{
sched_arrival => $value,
edited => $journey->{edited} | 0x0100,
},
{
id => $journey_id,
}
)->rows;
}
elsif ( $key eq 'rt_arrival' ) {
$rows = $db->update(
'journeys',
{
real_arrival => $value,
edited => $journey->{edited} | 0x0200,
},
{
id => $journey_id,
}
)->rows;
}
else {
die("Invalid key $key\n");
}
};
if ($@) {
$self->app->log->error(
"update_journey_part($journey_id, $key): $@");
return "update_journey_part($key): $@";
}
if ( $rows == 1 ) {
$self->invalidate_stats_cache( $journey->{rt_departure}, $db );
return undef;
}
return 'UPDATE failed: did not match any journey part';
}
);
$self->helper(
'journey_sanity_check' => sub {
my ( $self, $journey ) = @_;
if ( $journey->{sched_duration} and $journey->{sched_duration} < 0 )
{
return
'Die geplante Dauer dieser Zugfahrt ist negativ. Zeitreisen werden aktuell nicht unterstützt.';
}
if ( $journey->{rt_duration} and $journey->{rt_duration} < 0 ) {
return
'Die Dauer dieser Zugfahrt ist negativ. Zeitreisen werden aktuell nicht unterstützt.';
}
if ( $journey->{sched_duration}
and $journey->{sched_duration} > 60 * 60 * 24 )
{
return 'Die Zugfahrt ist länger als 24 Stunden.';
}
if ( $journey->{rt_duration}
and $journey->{rt_duration} > 60 * 60 * 24 )
{
return 'Die Zugfahrt ist länger als 24 Stunden.';
}
return undef;
}
);
$self->helper(
'get_station_id' => sub {
my ( $self, %opt ) = @_;
my $res = $self->pg->db->select( 'stations', ['id'],
{ ds100 => $opt{ds100} } );
my $res_h = $res->hash;
if ($res_h) {
$res->finish;
return $res_h->{id};
}
$self->pg->db->insert(
'stations',
{
ds100 => $opt{ds100},
name => $opt{name},
}
);
$res = $self->pg->db->select( 'stations', ['id'],
{ ds100 => $opt{ds100} } );
my $id = $res->hash->{id};
$res->finish;
return $id;
}
);
$self->helper(
'verify_registration_token' => sub {
my ( $self, $uid, $token ) = @_;
my $db = $self->pg->db;
my $tx = $db->begin;
my $res = $db->select(
'pending_registrations',
'count(*) as count',
{
user_id => $uid,
token => $token
}
);
if ( $res->hash->{count} ) {
$db->update( 'users', { status => 1 }, { id => $uid } );
$db->delete( 'pending_registrations', { user_id => $uid } );
$tx->commit;
return 1;
}
return;
}
);
$self->helper(
'get_uid_by_name_and_mail' => sub {
my ( $self, $name, $email ) = @_;
my $res = $self->pg->db->select(
'users',
['id'],
{
name => $name,
email => $email,
status => 1
}
);
if ( my $user = $res->hash ) {
return $user->{id};
}
return;
}
);
$self->helper(
'get_privacy_by_name' => sub {
my ( $self, $name ) = @_;
my $res = $self->pg->db->select(
'users',
[ 'id', 'public_level' ],
{
name => $name,
status => 1
}
);
if ( my $user = $res->hash ) {
return $user;
}
return;
}
);
$self->helper(
'set_privacy' => sub {
my ( $self, $uid, $public_level ) = @_;
$self->pg->db->update(
'users',
{ public_level => $public_level },
{ id => $uid }
);
}
);
$self->helper(
'mark_for_password_reset' => sub {
my ( $self, $db, $uid, $token ) = @_;
my $res = $db->select(
'pending_passwords',
'count(*) as count',
{ user_id => $uid }
);
if ( $res->hash->{count} ) {
return 'in progress';
}
$db->insert(
'pending_passwords',
{
user_id => $uid,
token => $token,
requested_at =>
DateTime->now( time_zone => 'Europe/Berlin' )
}
);
return undef;
}
);
$self->helper(
'verify_password_token' => sub {
my ( $self, $uid, $token ) = @_;
my $res = $self->pg->db->select(
'pending_passwords',
'count(*) as count',
{
user_id => $uid,
token => $token
}
);
if ( $res->hash->{count} ) {
return 1;
}
return;
}
);
$self->helper(
'mark_for_mail_change' => sub {
my ( $self, $db, $uid, $email, $token ) = @_;
$db->insert(
'pending_mails',
{
user_id => $uid,
email => $email,
token => $token,
requested_at =>
DateTime->now( time_zone => 'Europe/Berlin' )
},
{
on_conflict => \
'(user_id) do update set email = EXCLUDED.email, token = EXCLUDED.token, requested_at = EXCLUDED.requested_at'
},
);
}
);
$self->helper(
'change_mail_with_token' => sub {
my ( $self, $uid, $token ) = @_;
my $db = $self->pg->db;
my $tx = $db->begin;
my $res_h = $db->select(
'pending_mails',
['email'],
{
user_id => $uid,
token => $token
}
)->hash;
if ($res_h) {
$db->update(
'users',
{ email => $res_h->{email} },
{ id => $uid }
);
$db->delete( 'pending_mails', { user_id => $uid } );
$tx->commit;
return 1;
}
return;
}
);
$self->helper(
'remove_password_token' => sub {
my ( $self, $uid, $token ) = @_;
$self->pg->db->delete(
'pending_passwords',
{
user_id => $uid,
token => $token
}
);
}
);
# This helper should only be called directly when also providing a user ID.
# If you don't have one, use current_user() instead (get_user_data will
# delegate to it anyways).
$self->helper(
'get_user_data' => sub {
my ( $self, $uid ) = @_;
$uid //= $self->current_user->{id};
my $user_data = $self->pg->db->select(
'users',
'id, name, status, public_level, email, '
. 'extract(epoch from registered_at) as registered_at_ts, '
. 'extract(epoch from last_seen) as last_seen_ts, '
. 'extract(epoch from deletion_requested) as deletion_requested_ts',
{ id => $uid }
)->hash;
if ($user_data) {
return {
id => $user_data->{id},
name => $user_data->{name},
status => $user_data->{status},
is_public => $user_data->{public_level},
email => $user_data->{email},
registered_at => DateTime->from_epoch(
epoch => $user_data->{registered_at_ts},
time_zone => 'Europe/Berlin'
),
last_seen => DateTime->from_epoch(
epoch => $user_data->{last_seen_ts},
time_zone => 'Europe/Berlin'
),
deletion_requested => $user_data->{deletion_requested_ts}
? DateTime->from_epoch(
epoch => $user_data->{deletion_requested_ts},
time_zone => 'Europe/Berlin'
)
: undef,
};
}
return undef;
}
);
$self->helper(
'get_api_token' => sub {
my ( $self, $uid ) = @_;
$uid //= $self->current_user->{id};
my $token = {};
my $res = $self->pg->db->select(
'tokens',
[ 'type', 'token' ],
{ user_id => $uid }
);
for my $entry ( $res->hashes->each ) {
$token->{ $self->app->token_types->[ $entry->{type} - 1 ] }
= $entry->{token};
}
return $token;
}
);
$self->helper(
'get_webhook' => sub {
my ( $self, $uid ) = @_;
$uid //= $self->current_user->{id};
my $res_h
= $self->pg->db->select( 'webhooks_str', '*',
{ user_id => $uid } )->hash;
$res_h->{latest_run} = epoch_to_dt( $res_h->{latest_run_ts} );
return $res_h;
}
);
$self->helper(
'set_webhook' => sub {
my ( $self, %opt ) = @_;
$opt{uid} //= $self->current_user->{id};
if ( $opt{token} ) {
$opt{token} =~ tr{\r\n}{}d;
}
my $res = $self->pg->db->insert(
'webhooks',
{
user_id => $opt{uid},
enabled => $opt{enabled},
url => $opt{url},
token => $opt{token}
},
{
on_conflict => \
'(user_id) do update set enabled = EXCLUDED.enabled, url = EXCLUDED.url, token = EXCLUDED.token, errored = null, latest_run = null, output = null'
}
);
}
);
$self->helper(
'mark_hook_status' => sub {
my ( $self, $uid, $url, $success, $text ) = @_;
if ( length($text) > 1000 ) {
$text = substr( $text, 0, 1000 ) . '…';
}
$self->pg->db->update(
'webhooks',
{
errored => $success ? 0 : 1,
latest_run => DateTime->now( time_zone => 'Europe/Berlin' ),
output => $text,
},
{
user_id => $uid,
url => $url
}
);
}
);
$self->helper(
'run_hook' => sub {
my ( $self, $uid, $reason ) = @_;
my $hook = $self->get_webhook($uid);
if ( not $hook->{enabled} or not $hook->{url} =~ m{^ https?:// }x )
{
return;
}
my $status = $self->get_user_status_json_v1($uid);
my $header = {};
my $hook_body = {
reason => $reason,
status => $status,
};
if ( $hook->{token} ) {
$header->{Authorization} = "Bearer $hook->{token}";
}
my $ua = $self->ua;
$ua->request_timeout(10);
$ua->post_p( $hook->{url} => $header => json => $hook_body )->then(
sub {
my ($tx) = @_;
if ( my $err = $tx->error ) {
$self->mark_hook_status( $uid, $hook->{url}, 0,
"HTTP $err->{code} $err->{message}" );
}
else {
$self->mark_hook_status( $uid, $hook->{url}, 1,
$tx->result->body );
}
}
)->catch(
sub {
my ($err) = @_;
$self->mark_hook_status( $uid, $hook->{url}, 0, $err );
}
)->wait;
}
);
$self->helper(
'get_user_password' => sub {
my ( $self, $name ) = @_;
my $res_h = $self->pg->db->select(
'users',
'id, name, status, password as password_hash',
{ name => $name }
)->hash;
return $res_h;
}
);
$self->helper(
'add_user' => sub {
my ( $self, $db, $user_name, $email, $token, $password ) = @_;
# This helper must be called during a transaction, as user creation
# may fail even after the database entry has been generated, e.g. if
# the registration mail cannot be sent. We therefore use $db (the
# database handle performing the transaction) instead of $self->pg->db
# (which may be a new handle not belonging to the transaction).
my $now = DateTime->now( time_zone => 'Europe/Berlin' );
my $res = $db->insert(
'users',
{
name => $user_name,
status => 0,
public_level => 0,
email => $email,
password => $password,
registered_at => $now,
last_seen => $now,
},
{ returning => 'id' }
);
my $uid = $res->hash->{id};
$db->insert(
'pending_registrations',
{
user_id => $uid,
token => $token
}
);
return $uid;
}
);
$self->helper(
'flag_user_deletion' => sub {
my ( $self, $uid ) = @_;
my $now = DateTime->now( time_zone => 'Europe/Berlin' );
$self->pg->db->update(
'users',
{ deletion_requested => $now },
{
id => $uid,
}
);
}
);
$self->helper(
'unflag_user_deletion' => sub {
my ( $self, $uid ) = @_;
$self->pg->db->update(
'users',
{
deletion_requested => undef,
},
{
id => $uid,
}
);
}
);
$self->helper(
'set_user_password' => sub {
my ( $self, $uid, $password ) = @_;
$self->pg->db->update(
'users',
{ password => $password },
{ id => $uid }
);
}
);
$self->helper(
'check_if_user_name_exists' => sub {
my ( $self, $user_name ) = @_;
my $count = $self->pg->db->select(
'users',
'count(*) as count',
{ name => $user_name }
)->hash->{count};
if ($count) {
return 1;
}
return 0;
}
);
$self->helper(
'check_if_mail_is_blacklisted' => sub {
my ( $self, $mail ) = @_;
my $count = $self->pg->db->select(
'users',
'count(*) as count',
{
email => $mail,
status => 0,
}
)->hash->{count};
if ($count) {
return 1;
}
$count = $self->pg->db->select(
'mail_blacklist',
'count(*) as count',
{
email => $mail,
num_tries => { '>', 1 },
}
)->hash->{count};
if ($count) {
return 1;
}
return 0;
}
);
$self->helper(
'delete_journey' => sub {
my ( $self, $journey_id, $checkin_epoch, $checkout_epoch ) = @_;
my $uid = $self->current_user->{id};
my @journeys = $self->get_user_travels(
uid => $uid,
journey_id => $journey_id
);
if ( @journeys == 0 ) {
return 'Journey not found';
}
my $journey = $journeys[0];
# Double-check (comparing both ID and action epoch) to make sure we
# are really deleting the right journey and the user isn't just
# playing around with POST requests.
if ( $journey->{id} != $journey_id
or $journey->{checkin}->epoch != $checkin_epoch
or $journey->{checkout}->epoch != $checkout_epoch )
{
return 'Invalid journey data';
}
my $rows;
eval {
$rows = $self->pg->db->delete(
'journeys',
{
user_id => $uid,
id => $journey_id,
}
)->rows;
};
if ($@) {
$self->app->log->error("Delete($uid, $journey_id): $@");
return 'DELETE failed: ' . $@;
}
if ( $rows == 1 ) {
$self->invalidate_stats_cache( $journey->{rt_departure} );
return undef;
}
return sprintf( 'Deleted %d rows, expected 1', $rows );
}
);
$self->helper(
'get_journey_stats' => sub {
my ( $self, %opt ) = @_;
if ( $opt{cancelled} ) {
$self->app->log->warning(
'get_journey_stats called with illegal option cancelled => 1'
);
return {};
}
my $uid = $self->current_user->{id};
my $year = $opt{year} // 0;
my $month = $opt{month} // 0;
# Assumption: If the stats cache contains an entry it is up-to-date.
# -> Cache entries must be explicitly invalidated whenever the user
# checks out of a train or manually edits/adds a journey.
my $res = $self->pg->db->select(
'journey_stats',
['data'],
{
user_id => $uid,
year => $year,
month => $month
}
);
my $res_h = $res->expand->hash;
if ($res_h) {
$res->finish;
return $res_h->{data};
}
my $interval_start = DateTime->new(
time_zone => 'Europe/Berlin',
year => 2000,
month => 1,
day => 1,
hour => 0,
minute => 0,
second => 0,
);
# I wonder if people will still be traveling by train in the year 3000
my $interval_end = $interval_start->clone->add( years => 1000 );
if ( $opt{year} and $opt{month} ) {
$interval_start->set(
year => $opt{year},
month => $opt{month}
);
$interval_end = $interval_start->clone->add( months => 1 );
}
elsif ( $opt{year} ) {
$interval_start->set( year => $opt{year} );
$interval_end = $interval_start->clone->add( years => 1 );
}
my @journeys = $self->get_user_travels(
cancelled => $opt{cancelled} ? 1 : 0,
verbose => 1,
after => $interval_start,
before => $interval_end
);
my $stats = $self->compute_journey_stats(@journeys);
$self->pg->db->insert(
'journey_stats',
{
user_id => $uid,
year => $year,
month => $month,
data => JSON->new->encode($stats),
}
);
return $stats;
}
);
$self->helper(
'history_years' => sub {
my ( $self, $uid ) = @_;
$uid //= $self->current_user->{id},
my $res = $self->pg->db->select(
'journeys',
'distinct extract(year from real_departure) as year',
{ user_id => $uid },
{ order_by => { -asc => 'year' } }
);
my @ret;
for my $row ( $res->hashes->each ) {
push( @ret, [ $row->{year}, $row->{year} ] );
}
return @ret;
}
);
$self->helper(
'history_months' => sub {
my ( $self, $uid ) = @_;
$uid //= $self->current_user->{id},
my $res = $self->pg->db->select(
'journeys',
"distinct to_char(real_departure, 'YYYY.MM') as yearmonth",
{ user_id => $uid },
{ order_by => { -asc => 'yearmonth' } }
);
my @ret;
for my $row ( $res->hashes->each ) {
my ( $year, $month ) = split( qr{[.]}, $row->{yearmonth} );
push( @ret, [ "${year}/${month}", "${month}.${year}" ] );
}
return @ret;
}
);
$self->helper(
'get_oldest_journey_ts' => sub {
my ($self) = @_;
my $res_h = $self->pg->db->select(
'journeys_str',
['sched_dep_ts'],
{
user_id => $self->current_user->{id},
},
{
limit => 1,
order_by => {
-asc => 'real_dep_ts',
},
}
)->hash;
if ($res_h) {
return epoch_to_dt( $res_h->{sched_dep_ts} );
}
return undef;
}
);
$self->helper(
'get_user_travels' => sub {
my ( $self, %opt ) = @_;
my $uid = $opt{uid} || $self->current_user->{id};
# If get_user_travels is called from inside a transaction, db
# specifies the database handle performing the transaction.
# Otherwise, we grab a fresh one.
my $db = $opt{db} // $self->pg->db;
my %where = (
user_id => $uid,
cancelled => 0
);
my %order = (
order_by => {
-desc => 'real_dep_ts',
}
);
if ( $opt{cancelled} ) {
$where{cancelled} = 1;
}
if ( $opt{limit} ) {
$order{limit} = $opt{limit};
}
if ( $opt{journey_id} ) {
$where{journey_id} = $opt{journey_id};
delete $where{cancelled};
}
elsif ( $opt{after} and $opt{before} ) {
$where{real_dep_ts} = {
-between => [ $opt{after}->epoch, $opt{before}->epoch, ] };
}
my @travels;
my $res = $db->select( 'journeys_str', '*', \%where, \%order );
for my $entry ( $res->hashes->each ) {
my $ref = {
id => $entry->{journey_id},
type => $entry->{train_type},
line => $entry->{train_line},
no => $entry->{train_no},
from_name => $entry->{dep_name},
checkin => epoch_to_dt( $entry->{checkin_ts} ),
sched_departure => epoch_to_dt( $entry->{sched_dep_ts} ),
rt_departure => epoch_to_dt( $entry->{real_dep_ts} ),
to_name => $entry->{arr_name},
checkout => epoch_to_dt( $entry->{checkout_ts} ),
sched_arrival => epoch_to_dt( $entry->{sched_arr_ts} ),
rt_arrival => epoch_to_dt( $entry->{real_arr_ts} ),
messages => $entry->{messages}
? [ split( qr{[|]}, $entry->{messages} ) ]
: undef,
route => $entry->{route}
? [ split( qr{[|]}, $entry->{route} ) ]
: undef,
edited => $entry->{edited},
};
if ( $opt{verbose} ) {
$ref->{cancelled} = $entry->{cancelled};
my @parsed_messages;
for my $message ( @{ $ref->{messages} // [] } ) {
my ( $ts, $msg ) = split( qr{:}, $message );
push( @parsed_messages, [ epoch_to_dt($ts), $msg ] );
}
$ref->{messages} = [ reverse @parsed_messages ];
$ref->{sched_duration}
= $ref->{sched_arrival}->epoch
? $ref->{sched_arrival}->epoch
- $ref->{sched_departure}->epoch
: undef;
$ref->{rt_duration}
= $ref->{rt_arrival}->epoch
? $ref->{rt_arrival}->epoch - $ref->{rt_departure}->epoch
: undef;
my ( $km, $skip )
= $self->get_travel_distance( $ref->{from_name},
$ref->{to_name}, $ref->{route} );
$ref->{km_route} = $km;
$ref->{skip_route} = $skip;
( $km, $skip )
= $self->get_travel_distance( $ref->{from_name},
$ref->{to_name},
[ $ref->{from_name}, $ref->{to_name} ] );
$ref->{km_beeline} = $km;
$ref->{skip_beeline} = $skip;
my $kmh_divisor
= ( $ref->{rt_duration} // $ref->{sched_duration}
// 999999 ) / 3600;
$ref->{kmh_route}
= $kmh_divisor ? $ref->{km_route} / $kmh_divisor : -1;
$ref->{kmh_beeline}
= $kmh_divisor
? $ref->{km_beeline} / $kmh_divisor
: -1;
}
push( @travels, $ref );
}
return @travels;
}
);
$self->helper(
'get_journey' => sub {
my ( $self, %opt ) = @_;
$opt{cancelled} = 'any';
my @journeys = $self->get_user_travels(%opt);
if ( @journeys == 0 ) {
return undef;
}
return $journeys[0];
}
);
$self->helper(
'get_user_status' => sub {
my ( $self, $uid ) = @_;
$uid //= $self->current_user->{id};
my $db = $self->pg->db;
my $now = DateTime->now( time_zone => 'Europe/Berlin' );
my $in_transit
= $db->select( 'in_transit_str', '*', { user_id => $uid } )->hash;
if ($in_transit) {
my @route = split( qr{[|]}, $in_transit->{route} // q{} );
my @route_after;
my $is_after = 0;
for my $station (@route) {
if ($is_after) {
push( @route_after, $station );
}
if ( $station eq $in_transit->{dep_name} ) {
$is_after = 1;
}
}
my $ts = $in_transit->{checkout_ts}
// $in_transit->{checkin_ts};
my $action_time = epoch_to_dt($ts);
my $ret = {
checked_in => !$in_transit->{cancelled},
cancelled => $in_transit->{cancelled},
timestamp => $action_time,
timestamp_delta => $now->epoch - $action_time->epoch,
train_type => $in_transit->{train_type},
train_line => $in_transit->{train_line},
train_no => $in_transit->{train_no},
train_id => $in_transit->{train_id},
sched_departure =>
epoch_to_dt( $in_transit->{sched_dep_ts} ),
real_departure => epoch_to_dt( $in_transit->{real_dep_ts} ),
dep_ds100 => $in_transit->{dep_ds100},
dep_name => $in_transit->{dep_name},
sched_arrival => epoch_to_dt( $in_transit->{sched_arr_ts} ),
real_arrival => epoch_to_dt( $in_transit->{real_arr_ts} ),
arr_ds100 => $in_transit->{arr_ds100},
arr_name => $in_transit->{arr_name},
route_after => \@route_after,
messages => $in_transit->{messages}
? [ split( qr{[|]}, $in_transit->{messages} ) ]
: undef,
};
my @parsed_messages;
for my $message ( @{ $ret->{messages} // [] } ) {
my ( $ts, $msg ) = split( qr{:}, $message );
push( @parsed_messages, [ epoch_to_dt($ts), $msg ] );
}
$ret->{messages} = [ reverse @parsed_messages ];
$ret->{departure_countdown}
= $ret->{real_departure}->epoch - $now->epoch;
if ( $in_transit->{real_arr_ts} ) {
$ret->{arrival_countdown}
= $ret->{real_arrival}->epoch - $now->epoch;
$ret->{journey_duration} = $ret->{real_arrival}->epoch
- $ret->{real_departure}->epoch;
$ret->{journey_completion}
= $ret->{journey_duration}
? 1
- ( $ret->{arrival_countdown} / $ret->{journey_duration} )
: 1;
if ( $ret->{journey_completion} > 1 ) {
$ret->{journey_completion} = 1;
}
elsif ( $ret->{journey_completion} < 0 ) {
$ret->{journey_completion} = 0;
}
}
else {
$ret->{arrival_countdown} = undef;
$ret->{journey_duration} = undef;
$ret->{journey_completion} = undef;
}
return $ret;
}
my $latest = $db->select(
'journeys_str',
'*',
{
user_id => $uid,
cancelled => 0
},
{
order_by => { -desc => 'journey_id' },
limit => 1
}
)->hash;
if ($latest) {
my $ts = $latest->{checkout_ts};
my $action_time = epoch_to_dt($ts);
return {
checked_in => 0,
cancelled => 0,
journey_id => $latest->{journey_id},
timestamp => $action_time,
timestamp_delta => $now->epoch - $action_time->epoch,
train_type => $latest->{train_type},
train_line => $latest->{train_line},
train_no => $latest->{train_no},
train_id => $latest->{train_id},
sched_departure => epoch_to_dt( $latest->{sched_dep_ts} ),
real_departure => epoch_to_dt( $latest->{real_dep_ts} ),
dep_ds100 => $latest->{dep_ds100},
dep_name => $latest->{dep_name},
sched_arrival => epoch_to_dt( $latest->{sched_arr_ts} ),
real_arrival => epoch_to_dt( $latest->{real_arr_ts} ),
arr_ds100 => $latest->{arr_ds100},
arr_name => $latest->{arr_name},
};
}
return {
checked_in => 0,
cancelled => 0,
no_journeys_yet => 1,
timestamp => epoch_to_dt(0),
timestamp_delta => $now->epoch,
};
}
);
$self->helper(
'get_user_status_json_v1' => sub {
my ( $self, $uid ) = @_;
my $status = $self->get_user_status($uid);
my $ret = {
deprecated => \0,
checkedIn => (
$status->{checked_in}
or $status->{cancelled}
) ? \1 : \0,
fromStation => {
ds100 => $status->{dep_ds100},
name => $status->{dep_name},
uic => undef,
longitude => undef,
latitude => undef,
scheduledTime => $status->{sched_departure}->epoch || undef,
realTime => $status->{real_departure}->epoch || undef,
},
toStation => {
ds100 => $status->{arr_ds100},
name => $status->{arr_name},
uic => undef,
longitude => undef,
latitude => undef,
scheduledTime => $status->{sched_arrival}->epoch || undef,
realTime => $status->{real_arrival}->epoch || undef,
},
train => {
type => $status->{train_type},
line => $status->{train_line},
no => $status->{train_no},
id => $status->{train_id},
},
actionTime => $status->{timestamp}->epoch,
};
if ( $status->{dep_ds100} ) {
my @station_descriptions
= Travel::Status::DE::IRIS::Stations::get_station(
$status->{dep_ds100} );
if ( @station_descriptions == 1 ) {
(
undef, undef,
$ret->{fromStation}{uic},
$ret->{fromStation}{longitude},
$ret->{fromStation}{latitude}
) = @{ $station_descriptions[0] };
}
}
if ( $status->{arr_ds100} ) {
my @station_descriptions
= Travel::Status::DE::IRIS::Stations::get_station(
$status->{arr_ds100} );
if ( @station_descriptions == 1 ) {
(
undef, undef,
$ret->{toStation}{uic},
$ret->{toStation}{longitude},
$ret->{toStation}{latitude}
) = @{ $station_descriptions[0] };
}
}
return $ret;
}
);
$self->helper(
'get_travel_distance' => sub {
my ( $self, $from, $to, $route_ref ) = @_;
my $distance = 0;
my $skipped = 0;
my $geo = Geo::Distance->new();
my @route = after_incl { $_ eq $from } @{$route_ref};
@route = before_incl { $_ eq $to } @route;
if ( @route < 2 ) {
# I AM ERROR
return 0;
}
my $prev_station = get_station( shift @route );
if ( not $prev_station ) {
return 0;
}
for my $station_name (@route) {
if ( my $station = get_station($station_name) ) {
if ( $#{$prev_station} >= 4 and $#{$station} >= 4 ) {
$distance
+= $geo->distance( 'kilometer', $prev_station->[3],
$prev_station->[4], $station->[3], $station->[4] );
}
else {
$skipped++;
}
$prev_station = $station;
}
}
return ( $distance, $skipped );
}
);
$self->helper(
'compute_journey_stats' => sub {
my ( $self, @journeys ) = @_;
my $km_route = 0;
my $km_beeline = 0;
my $min_travel_sched = 0;
my $min_travel_real = 0;
my $delay_dep = 0;
my $delay_arr = 0;
my $interchange_real = 0;
my $num_trains = 0;
my $num_journeys = 0;
my @inconsistencies;
my $next_departure = epoch_to_dt(0);
for my $journey (@journeys) {
$num_trains++;
$km_route += $journey->{km_route};
$km_beeline += $journey->{km_beeline};
if ( $journey->{sched_duration} > 0 ) {
$min_travel_sched += $journey->{sched_duration} / 60;
}
if ( $journey->{rt_duration} > 0 ) {
$min_travel_real += $journey->{rt_duration} / 60;
}
if ( $journey->{sched_departure} and $journey->{rt_departure} )
{
$delay_dep
+= ( $journey->{rt_departure}->epoch
- $journey->{sched_departure}->epoch ) / 60;
}
if ( $journey->{sched_arrival} and $journey->{rt_arrival} ) {
$delay_arr
+= ( $journey->{rt_arrival}->epoch
- $journey->{sched_arrival}->epoch ) / 60;
}
# Note that journeys are sorted from recent to older entries
if ( $journey->{rt_arrival}
and $next_departure->epoch
and $next_departure->epoch - $journey->{rt_arrival}->epoch
< ( 60 * 60 ) )
{
if ( $next_departure->epoch - $journey->{rt_arrival}->epoch
< 0 )
{
push( @inconsistencies,
$next_departure->strftime('%d.%m.%Y %H:%M') );
}
else {
$interchange_real
+= ( $next_departure->epoch
- $journey->{rt_arrival}->epoch )
/ 60;
}
}
else {
$num_journeys++;
}
$next_departure = $journey->{rt_departure};
}
return {
km_route => $km_route,
km_beeline => $km_beeline,
num_trains => $num_trains,
num_journeys => $num_journeys,
min_travel_sched => $min_travel_sched,
min_travel_real => $min_travel_real,
min_interchange_real => $interchange_real,
delay_dep => $delay_dep,
delay_arr => $delay_arr,
inconsistencies => \@inconsistencies,
};
}
);
$self->helper(
'navbar_class' => sub {
my ( $self, $path ) = @_;
if ( $self->req->url eq $self->url_for($path) ) {
return 'active';
}
return q{};
}
);
my $r = $self->routes;
$r->get('/')->to('traveling#homepage');
$r->get('/about')->to('static#about');
$r->get('/api')->to('api#documentation');
$r->get('/changelog')->to('static#changelog');
$r->get('/impressum')->to('static#imprint');
$r->get('/imprint')->to('static#imprint');
$r->get('/offline')->to('static#offline');
$r->get('/api/v0/:user_action/:token')->to('api#get_v0');
$r->get('/api/v1/:user_action/:token')->to('api#get_v1');
$r->get('/login')->to('account#login_form');
$r->get('/recover')->to('account#request_password_reset');
$r->get('/recover/:id/:token')->to('account#recover_password');
$r->get('/register')->to('account#registration_form');
$r->get('/reg/:id/:token')->to('account#verify');
$r->get('/status/:name')->to('traveling#user_status');
$r->get('/ajax/status/:name')->to('traveling#public_status_card');
$r->post('/action')->to('traveling#log_action');
$r->post('/geolocation')->to('traveling#geolocation');
$r->post('/list_departures')->to('traveling#redirect_to_station');
$r->post('/login')->to('account#do_login');
$r->post('/register')->to('account#register');
$r->post('/recover')->to('account#request_password_reset');
my $authed_r = $r->under(
sub {
my ($self) = @_;
if ( $self->is_user_authenticated ) {
return 1;
}
$self->render( 'login', redirect_to => $self->req->url );
return undef;
}
);
$authed_r->get('/account')->to('account#account');
$authed_r->get('/account/privacy')->to('account#privacy');
$authed_r->get('/account/hooks')->to('account#webhook');
$authed_r->get('/ajax/status_card.html')->to('traveling#status_card');
$authed_r->get('/cancelled')->to('traveling#cancelled');
$authed_r->get('/account/password')->to('account#password_form');
$authed_r->get('/account/mail')->to('account#change_mail');
$authed_r->get('/export.json')->to('account#json_export');
$authed_r->get('/history.json')->to('traveling#json_history');
$authed_r->get('/history')->to('traveling#history');
$authed_r->get('/history/:year')->to('traveling#yearly_history');
$authed_r->get('/history/:year/:month')->to('traveling#monthly_history');
$authed_r->get('/journey/add')->to('traveling#add_journey_form');
$authed_r->get('/journey/:id')->to('traveling#journey_details');
$authed_r->get('/s/*station')->to('traveling#station');
$authed_r->get('/confirm_mail/:token')->to('account#confirm_mail');
$authed_r->post('/account/privacy')->to('account#privacy');
$authed_r->post('/account/hooks')->to('account#webhook');
$authed_r->post('/journey/add')->to('traveling#add_journey_form');
$authed_r->post('/journey/edit')->to('traveling#edit_journey');
$authed_r->post('/account/password')->to('account#change_password');
$authed_r->post('/account/mail')->to('account#change_mail');
$authed_r->post('/delete')->to('account#delete');
$authed_r->post('/logout')->to('account#do_logout');
$authed_r->post('/set_token')->to('api#set_token');
}
1;
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