init III

Perl OTRS/Kernel/cpan-lib/Sisimai/Data/JSON.pm

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+package Sisimai::Data::JSON;
+use feature ':5.10';
+use strict;
+use warnings;
+use JSON;
+
+sub dump {
+    # Data dumper(JSON)
+    # @param    [Sisimai::Data] argvs   Object
+    # @return   [String, Undef]         Dumped data or Undef if the argument is
+    #                                   missing
+    my $class = shift;
+    my $argvs = shift // return undef;
+    return undef unless ref $argvs eq 'Sisimai::Data';
+
+    my $damneddata = undef;
+    my $jsonstring = '';
+    my $jsonparser = JSON->new;
+
+    eval {
+        $damneddata = $argvs->damn;
+        $jsonparser->space_after(1);
+        $jsonstring = $jsonparser->encode($damneddata);
+    };
+    warn sprintf(" ***warning: Something is wrong in JSON encoding: %s", $@) if $@;
+    return $jsonstring;
+}
+
+1;
+__END__
+
+=encoding utf-8
+
+=head1 NAME
+
+Sisimai::Data::JSON - Dumps parsed data object as a JSON format
+
+=head1 SYNOPSIS
+
+    use Sisimai::Data;
+    my $data = Sisimai::Data->make('data' => <Sisimai::Message> object);
+    for my $e ( @$data ) {
+        print $e->dump('json');
+    }
+
+=head1 DESCRIPTION
+
+Sisimai::Data::JSON dumps parsed data object as a JSON format. This class and 
+method should be called from the parent object "Sisimai::Data".
+
+=head1 CLASS METHODS
+
+=head2 C<B<dump(I<Sisimai::Data>)>>
+
+C<dump> method returns Sisimai::Data object as a JSON formatted string.
+
+    my $mail = Sisimai::Mail->new('/var/mail/root');
+    while( my $r = $mail->read ) {
+        my $mesg = Sisimai::Message->new('data' => $r);
+        my $data = Sisimai::Data->make('data' => $mesg);
+        for my $e ( @$data ) {
+            print $e->dump('json');
+        }
+    }
+
+=head1 AUTHOR
+
+azumakuniyuki
+
+=head1 COPYRIGHT
+
+Copyright (C) 2014-2016,2018 azumakuniyuki, All rights reserved.
+
+=head1 LICENSE
+
+This software is distributed under The BSD 2-Clause License.
+
+=cut