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#!/usr/bin/perl |
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# Copyright 2017 R-Bit technology, s.r.o. |
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# |
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# This file is part of Koha. |
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# |
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# Koha is free software; you can redistribute it and/or modify it |
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# under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# Koha is distributed in the hope that it will be useful, but |
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# 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 General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with Koha; if not, see <http://www.gnu.org/licenses>. |
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# |
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use Modern::Perl; |
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use CGI qw ( -utf8 ); |
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use C4::Auth qw( check_api_auth ); |
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use C4::Context; |
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use JSON qw( to_json ); |
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use IO::Socket::INET; |
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use Koha::PosTerminal::Message; |
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use Koha::PosTerminal::Client; |
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use Koha::PosTerminal::Transaction; |
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use Koha::PosTerminal::Transactions; |
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use XML::Simple; |
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use Scalar::Util qw( looks_like_number ); |
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use DateTime; |
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use Data::Dumper; |
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|
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my $query = new CGI; |
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my ($status, $cookie, $sessionID) = check_api_auth($query, { updatecharges => 1 } ); |
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my $transactionId = $query->param('transaction_id'); |
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my $accountlinesId = $query->param('accountlines_id'); |
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my $action = $query->param('action') || q{}; |
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my $result = { |
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status => $status, |
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transaction_id => defined($transactionId) ? $transactionId : -1 |
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}; |
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binmode STDOUT, ":encoding(UTF-8)"; |
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print $query->header( |
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-type => 'text/xml', |
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-charset => 'UTF-8' |
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); |
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|
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if ($status eq 'ok') { |
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|
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if (!$action) { |
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start_transaction($result, $accountlinesId); |
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} |
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elsif ($action eq 'status') { |
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get_transaction_status($result, $transactionId); |
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} |
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elsif (($action eq 'request-payment') || ($action eq 'request-refund') || ($action eq 'abort')) { |
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my $transaction = Koha::PosTerminal::Transactions->find($transactionId); |
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my $client = new Koha::PosTerminal::Client( |
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C4::Context->preference('PosTerminalIP'), |
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C4::Context->preference('PosTerminalPort'), |
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); |
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if ($client->connect()) { |
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$transaction->set({status => 'connected'})->store(); |
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|
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if ($action eq 'abort') { |
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my $abort = abort_transaction($client, $transaction); |
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my $field = $abort->getField($abort->F_RESPONSE_CODE); |
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$result->{response_code} = $field ? $field->value : 0; |
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$result->{status} = "abort"; |
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$transaction->set({status => $result->{status}, response_code => $result->{response_code}})->store(); |
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print XMLout($result, NoAttr => 1, RootName => 'response', XMLDecl => 1); |
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exit 0; |
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} |
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my $transactionRequest = send_transaction_request($client, $transaction, $action eq 'request-payment' ? Koha::PosTerminal::Message->TTYPE_SALE : Koha::PosTerminal::Message->TTYPE_REFUND, scalar $query->param('paid')); |
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my $transactionMessage = receive_transaction_message($client, $transaction); |
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my $field = $transactionMessage->getField($transactionMessage->F_RESPONSE_CODE); |
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$result->{response_code} = $field ? $field->value : 0; |
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if ($result->{response_code} <= 10) { |
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my $transactionResponse = receive_transaction_response($client, $transaction); |
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if (!looks_like_number($transactionResponse)) { |
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send_confirmation_message($client, $transaction, $transactionResponse); |
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$client->disconnect(); |
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$transaction->set({status => 'disconnected'})->store(); |
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$field = $transactionResponse->getField($transactionResponse->F_RESPONSE_CODE); |
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$result->{response_code} = $field ? $field->value : 0; |
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|
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if ($result->{response_code} <= 10) { |
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if ( $field = $transactionResponse->getField($transactionResponse->F_CARD_NUMBER) ) { |
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$result->{cardnumber} = $field->value; |
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$result->{status} = "success"; |
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} |
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else { |
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$result->{status} = "ERR_NO_CARD_NUMBER"; |
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} |
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} |
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else { |
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$result->{status} = "ERR_TRANSACTION_REJECTED"; |
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} |
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} |
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else { |
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$result->{status} = "ERR_CONNECTION_FAILED"; |
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} |
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} |
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else { |
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$result->{status} = "ERR_REQUEST_REJECTED"; |
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} |
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} |
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else { |
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$result->{status} = "ERR_NO_CONNECTION"; |
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} |
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$transaction->set({status => $result->{status}, response_code => $result->{response_code}})->store(); |
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} |
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elsif ($action eq 'request-refund') { |
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} |
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} |
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print XMLout($result, NoAttr => 1, RootName => 'response', XMLDecl => 1); |
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exit 0; |
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sub log_communication { |
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my ( $terminalMsg, $transactionId ) = @_; |
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my $transaction = Koha::PosTerminal::Transactions->find($transactionId); |
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my $now = DateTime->now(); |
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my $message = "[" . $now->ymd . " " . $now->hms ."] data: "; |
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if (looks_like_number($terminalMsg)) { |
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$message .= "error " . $terminalMsg . "\n"; |
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} |
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else { |
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$message .= $terminalMsg->fieldCount() . ", " . $terminalMsg->getDirection() . ": " . $terminalMsg->decodeControlCharacters($terminalMsg->getContent()) . "\n"; |
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} |
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$transaction->set({message_log => (defined $transaction->message_log ? $transaction->message_log : "") . $message})->store(); |
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} |
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sub start_transaction { |
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my ( $result, $accountlinesId ) = @_; |
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my $transaction = Koha::PosTerminal::Transaction->new({accountlines_id => $accountlinesId, status => 'new' })->store(); |
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$result->{status} = $transaction->status; |
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$result->{transaction_id} = $transaction->id; |
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} |
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sub abort_transaction { |
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my ( $client, $transaction ) = @_; |
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# send abort message |
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my $abort = new Koha::PosTerminal::Message(Koha::PosTerminal::Message::DIR_SENT); |
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my $hdrAbort = $abort->getHeader(); |
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die(Dumper($transaction ? $transaction->getHeader() : "BUBU")); |
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my $hdrTransaction = $transaction->getHeader(); |
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$hdrAbort->dateTime($hdrTransaction->dateTime()); |
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$hdrAbort->terminalID($hdrTransaction->terminalID()); |
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$hdrAbort->protocolType($hdrTransaction->protocolType()); |
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$hdrAbort->protocolVersion($hdrTransaction->protocolVersion()); |
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$abort->addField($abort->F_TRANSACTION_TYPE, $abort->TTYPE_ABORT); |
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$client->send($abort); |
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$abort->set({status => 'abort'})->store(); |
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log_communication($abort, $transaction->id); |
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return $abort; |
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} |
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sub get_transaction_status { |
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my ( $result, $transactionId ) = @_; |
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my $transaction = Koha::PosTerminal::Transactions->find($transactionId); |
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$result->{status} = $transaction->status; |
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} |
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sub send_transaction_request { |
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my ( $client, $transaction, $type, $paid ) = @_; |
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# send transaction request |
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my $transactionRequest = new Koha::PosTerminal::Message(Koha::PosTerminal::Message::DIR_SENT); |
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$transactionRequest->getHeader()->dateTime(0); |
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$transactionRequest->addField($transactionRequest->F_TRANSACTION_TYPE, $type); |
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$transactionRequest->addField($transactionRequest->F_PAID_AMOUNT, $paid * 100); |
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$transactionRequest->addField($transactionRequest->F_INVOICE_NUMBER, $transaction->accountlines_id); |
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$transactionRequest->addField($transactionRequest->F_CURRENCY_CODE, C4::Context->preference('PosTerminalCurrencyCode')); |
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$client->send($transactionRequest); |
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$transaction->set({status => 'sent-request'})->store(); |
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log_communication($transactionRequest, $transaction->id); |
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return $transactionRequest; |
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} |
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sub receive_transaction_message { |
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my ( $client, $transaction ) = @_; |
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# receive transaction message |
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my $transactionMessage = $client->receive(); |
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$transaction->set({status => 'received-message'})->store(); |
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log_communication($transactionMessage, $transaction->id); |
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return $transactionMessage; |
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} |
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sub receive_transaction_response { |
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my ( $client, $transaction ) = @_; |
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my $transactionResponse; |
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my $status; |
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# receive transaction response |
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for (;;) { |
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$transactionResponse = $client->receive(); |
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$status = looks_like_number($transactionResponse) ? 'ERR_CONNECTION_FAILED' |
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: ($transactionResponse->fieldCount() ? 'received-response' : 'activity-message'); |
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$transaction->set({status => $status})->store(); |
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log_communication($transactionResponse, $transaction->id); |
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last if (looks_like_number($transactionResponse) || $transactionResponse->fieldCount()); |
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} |
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return $transactionResponse; |
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} |
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sub send_confirmation_message { |
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my ( $client, $transaction, $transactionResponse ) = @_; |
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# send confirmation message |
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my $confirmation = new Koha::PosTerminal::Message(Koha::PosTerminal::Message::DIR_SENT); |
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my $hdrConfirm = $confirmation->getHeader(); |
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my $hdrResponse = $transactionResponse->getHeader(); |
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$hdrConfirm->dateTime($hdrResponse->dateTime()); |
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$hdrConfirm->terminalID($hdrResponse->terminalID()); |
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$hdrConfirm->protocolType($hdrResponse->protocolType()); |
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$hdrConfirm->protocolVersion($hdrResponse->protocolVersion()); |
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$client->send($confirmation); |
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$transaction->set({status => 'sent-confirmation'})->store(); |
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log_communication($confirmation, $transaction->id); |
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} |