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scripts/RFID-JSONP-server.pl  view on Meta::CPAN

=cut

use strict;
use warnings;

use Data::Dump qw/dump/;

use JSON::XS;
use IO::Socket::INET;
use LWP::UserAgent;
use URI;
use URI::Escape;
use POSIX qw(strftime);
use Encode;

my $debug = 0;
my $listen = $ENV{HTTP_LISTEN} || 'localhost:9000';
my $reader;
my $koha_url = $ENV{KOHA_URL};
warn "$koha_url";
# internal URL so we can find local address of machine and vmware NAT
my $rfid_url = $ENV{RFID_URL};
my $sip2 = {
	server   => $ENV{SIP2_SERVER}, # '10.60.0.11:6002' must be IP!
	user     => $ENV{SIP2_USER},
	password => $ENV{SIP2_PASSWORD},
	loc      => $ENV{SIP2_LOC},
};
my $afi = {
	secure   => 0xDA,
	unsecure => 0xD7,
};

use Getopt::Long;

GetOptions(
	'debug!'    => \$debug,
	'listen=s', => \$listen,
	'reader=s', => \$reader,
) || die $!;

die "need KOHA_URL, eg. http://ffzg.koha-dev.rot13.org:8080" unless $koha_url;

our $rfid_sid_cache;

sub rfid_borrower {
	my $hash = shift;
	if ( my $json = $rfid_sid_cache->{ $hash->{sid} } ) {
		return $json;
	}
	my $ua = LWP::UserAgent->new;
	my $url = URI->new( $koha_url . '/cgi-bin/koha/ffzg/rfid/borrower.pl');
	$url->query_form(
		  RFID_SID => $hash->{sid}
		, OIB => $hash->{OIB}
		, JMBAG => $hash->{JMBAG}
	);
	warn "GET ",$url->as_string;
	my $response = $ua->get($url);
	if ( $response->is_success ) {
		my $json = decode_json $response->decoded_content;
		$rfid_sid_cache->{ $hash->{sid} } = $json;
		return $json;
	} else {
		warn "ERROR ", $response->status_line;
	}
}


sub sip2_socket {

	return $sip2->{sock} if exists $sip2->{sock} && $sip2->{sock}->connected;

	if ( my $server = $sip2->{server} ) {
		my $sock = $sip2->{sock} = IO::Socket::INET->new( $server ) || die "can't connect to $server: $!";
		warn "SIP2 server ", $sock->peerhost, ":", $sock->peerport, "\n";

		# login
		if ( sip2_message("9300CN$sip2->{user}|CO$sip2->{password}|")->{fixed} !~ m/^941/ ) {
			die "SIP2 login failed";
		}

	}
	return $sip2->{sock};
}

sub sip2_message {
	my $send = shift;

	my $retry = 0;

send_again:
	my $sock = sip2_socket || die "no sip2 socket";

	local $/ = "\r";

	$send .= "\r" unless $send =~ m/\r$/;
	$send .= "\n" unless $send =~ m/\n$/;

	warn "SIP2 >>>> ",dump($send), "\n";
	print $sock $send;
	$sock->flush;
	
	my $expect = substr($send,0,2) | 0x01;

	my $in = <$sock>;
	warn "SIP2 <<<< ",dump($in), "\n";

	$in =~ s/^\n//;
	$in =~ s/\r$//;

	if ( ! $in ) {
		$retry++;
		warn "empty read from SIP server, retry: $retry\n";
		if ( $retry < 10 ) {
			close( $sip2->{sock} );
			goto send_again;
		}
		die "aborted";
	}

scripts/RFID-JSONP-server.pl  view on Meta::CPAN

					warn "ERROR 501 $request\n";
				}

				if ( $hash ) {
					print $client "HTTP/1.0 200 OK\r\nContent-Type: application/json\r\n\r\n",
						encode_json( $hash );
				}

			} elsif ( $method =~ m{/beep/(.*)} ) {
				my $error = uri_unescape($1);
				system "beep -f 800 -r 2 -l 100";
				print $client "HTTP/1.0 200 OK\r\nContent-Type: application/json\r\n\r\n{ beep: '$error' }\n";
				print "BEEP $error\n";
			} else {
				print $client "HTTP/1.0 404 Unkown method\r\n\r\n";
				warn "ERROR 404 $request\n";
			}
		} else {
			print $client "HTTP/1.0 500 No method\r\n\r\n";
			warn "ERROR 500 $request\n";
		}
		close $client;

	    }; # end of eval
	    if ( $@ ) {
		print $client "HTTP/1.0 500 Error\r\n\r\nContent-Type: text/plain\r\n$@";
		warn "ERROR: $@";
	    }

	}

	die "server died";
}

sub rfid_register {
	my $ip;

	foreach ( split(/\n/, `ip addr` ) ) {
		if ( /^\d:\s(\w+):\s/ ) {
			$ip->{_last} = $1;
		} elsif ( /^\s+inet\s((\d+)\.(\d+)\.(\d+)\.(\d+))\/(\d+)/ ) {
			$ip->{ $ip->{_last} } = $1;
		} else {
			#warn "# SKIP [$_]\n";
		}
	}

	warn dump($ip);

	my $ua = LWP::UserAgent->new;
	my $url = URI->new( $rfid_url . '/register.pl');
	$url->query_form( %$ip,
		HTTP_LISTEN => $listen,
		RFID_LISTEN => $ENV{RFID_LISTEN},
		KOHA_URL => $koha_url,
		RFID_URL => $rfid_url,
	);
	warn "GET ",$url->as_string;
	my $response = $ua->get($url);
	if ( $response->is_success ) {
		warn "# ", $response->decoded_content;
		my $json = decode_json $response->decoded_content;
		warn "REGISTER: ",dump($json);
		return $json;
	} else {
		warn "ERROR ", $response->status_line;
	}
}

rfid_register if $rfid_url;
http_server;

__DATA__
<html>
<head>
<title>RFID JSONP</title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
<style type="text/css">
.status {
	background: #ff8;
}

.da {
	background: #fcc;
}

.d7 {
	background: #cfc;
}

label[for=pull-reader] {
	position: absolute;
	top: 1em;
	right: 1em;
	background: #eee;
}

</style>
<script type="text/javascript">

// mock console
if(!window.console) {
	window.console = new function() {
		this.info = function(str) {};
		this.debug = function(str) {};
	};
}


function got_visible_tags(data,textStatus) {
	var html = 'No tags in range';
	if ( data.tags ) {
		html = '<ul class="tags">';
		$.each(data.tags, function(i,tag) {
			console.debug( i, tag );
			html += '<li><tt class="' + tag.security + '">' + tag.sid;
			var content = tag.content || tag.borrower.cardnumber;

			if ( content ) {
				html += ' <a href="http://koha.example.com:8080/cgi-bin/koha/';
				if ( tag.type == 1 ) { // book
					html += 'catalogue/search.pl?q=';