[EP-underground] Re: Setting a date (as a sub-field)

Mike -- I've received this note. I assume it should have been addressed 
to you.

Jonathan

On 28/05/2015 9:59 AM, Ian Stuart wrote:
> I'm extending my EPrints repository (EP 3.3.14) to hold multiple dates -
> so eprint_fields.pl has the following added:
>
>
>       {
>           'name'     => 'dates',
>           'type'     => 'compound',
>           'multiple' => 1,
>           'fields'   => [
>               {
>                   'sub_name'       => 'date',
>                   'type'           => 'date',
>                   'min_resolution' => 'year',
>               },
>               {
>                   'sub_name'    => 'type',
>                   'type'    => 'set',
>                   'options' => [ 'submitted', 'accepted',
>                                  'published', 'completed', ],
>               },
>           ],
>       },
> (and do the database update, and add the various phrases, and restart)
>
> I then run a bit of code to copy from $ep->{date} & $ep->{date_type}
> into my new structure:
>
>     my $ds = $session->dataset( 'archive' );
>     my $list = $ds->search;
>     $list->map( sub {
>         my( $session, $dataset, $eprint ) = @_;
>         my ($date, $type);
>         ($date, $type) = ($eprint->value('date'),
>                           $eprint->value('date_type'));
>         if ($date) {
>           my $new_date = {date => $date, date_type => $type};
>           $eprint->set_value( 'dates', [$new_date] );
>         }
>         $eprint->commit;
> 	}
>     } );
>
> The problem is that some dates are coming out the system as '2011-02' or
> '2008' and this is throwing the set_value routine:
>
>     Dates: $VAR1 = {
>             'date' => '2009-11-09',
>             'date_type' => 'published'
>      };
>      ERROR:  invalid input syntax for integer:
>      "f75237ba80d51376a093ee1a825a42cd" at ../EPrints/DataObj.pm line 294.
>
>   From http://wiki.eprints.org/w/Date_field this should work fine?
>
> Any thoughts?
>

-- 
Jonathan Nitzan
Political Science || Social and Political Thought
York University
4700 Keele St.
Toronto, Ontario, M3J-1P3
Canada

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