App::Booklist::Command::list - list books in the database

App-Booklist documentation Contained in the App-Booklist distribution.

Index

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NAME

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App::Booklist::Command::list - list books in the database

SYNOPSIS

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    booklist list [ --all ] [ --read ] [ --unfinished ]
    booklist list [ -a ] [ -r ] [ -u ]
    booklist list

Defaults to showing unfinished books.

BUGS AND LIMITATIONS

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No bugs have been reported.

AUTHOR

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John SJ Anderson <genehack@genehack.org>

LICENCE AND COPYRIGHT

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Copyright (c) 2008, John SJ Anderson <genehack@genehack.org>. All rights reserved.

This module is free software; you can redistribute it and/or modify it under the same terms as Perl itself. See perlartistic.

DISCLAIMER OF WARRANTY

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BECAUSE THIS SOFTWARE IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY FOR THE SOFTWARE, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES PROVIDE THE SOFTWARE "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SOFTWARE IS WITH YOU. SHOULD THE SOFTWARE PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR, OR CORRECTION.

IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR REDISTRIBUTE THE SOFTWARE AS PERMITTED BY THE ABOVE LICENCE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE SOFTWARE (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE SOFTWARE TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

App-Booklist documentation Contained in the App-Booklist distribution. 
package App::Booklist::Command::list;

# $Id: list.pm 99 2008-02-02 19:12:32Z genehack $
# $URL: svn+ssh://genehack.net/var/lib/svn/booklist/trunk/lib/App/Booklist/Command/list.pm $

use warnings;
use strict;

use base qw/ App::Cmd::Command /;

use FindBin;
use lib "$FindBin::Bin/../lib";

use App::Booklist;

sub usage_desc { "%c list %o" }

sub opt_spec {
  (
    [ 'all|a'        , 'list all books in database' ] ,
    [ 'read|r'       , 'list all read books in database' ] ,
    [ 'notstarted|n' , 'list all unstarted books in database' ] ,
    [ 'unfinished|u' , 'list all unread books in database (default if nothing else specified)' ],
    [ 'year|y'       , 'restrict list to current year (default is to show all data)' ],
  );
}

sub validate_args {
  my( $self , $opt , $args ) = @_;
  
  # no args allowed but options!
  $self->usage_error("No args allowed") if @$args;

  if ( $opt->{all} and $opt->{year} ) {
    $self->usage_error( "--all and --year are mutually incompatible" );
  }

  if ( $opt->{notstarted} and $opt->{year} ) {
    $self->usage_error( "--notstarted and --year are mutually incompatible" );
  }
  
  if(     $opt->{all}        ) { $opt->{LIST} = 'all'        }
  elsif ( $opt->{read}       ) { $opt->{LIST} = 'read'       }
  elsif ( $opt->{notstarted} ) { $opt->{LIST} = 'notstarted' }
  else                         { $opt->{LIST} = 'unfinished' }
}


sub run {
  my( $self , $opt , $args ) = @_;

  my $db = App::Booklist->db_handle();

  my $search;
  if ( $opt->{LIST} eq 'all' ) {
    $search = {};
  }
  elsif ( $opt->{LIST} eq 'read' ) {
    $search = {
      startdate  => { '!=' , 'NULL' } ,
      finishdate => { '!=' , 'NULL' } ,
    };
  }
  elsif ( $opt->{LIST} eq 'notstarted' ) {
    $search = { startdate => undef };
  }
  else {
   $search = {
      startdate  => { '!=' , 'NULL' } ,
      finishdate => undef
    };
  }

  if ( $opt->{year} ) {
    my $dt1  = DateTime->now;
    my $year = $dt1->year;
    my $dt2  = DateTime->new( year => $year );
    my $e1   = $dt2->epoch - 1;
    $search->{startdate} = { '>' => $e1 };
  }
  
  my $readings = $db->resultset('Reading')->search( $search , { order_by => 'id' });

  while ( my $reading = $readings->next) {
    my $book    = sprintf "%3d: %s" ,
      $reading->id , $reading->book->title;
    my $names   = join ' & ' , map { $_->author } $reading->book->authors;
    my $tags    = join ', ' , map { $_->tag } $reading->book->tags;
    my $pages   = $reading->book->pages;
    
    my $time    = sprintf "  STARTED: %s" , $reading->start_as_ymd ;
    if ( $reading->finishdate ) {
      my $duration = $reading->calc_reading_duration();
      $time = sprintf "%s    FINISHED: %s   ($duration)" ,
        $time , App::Booklist->epoch2ymd( $reading->finishdate );
    }

    print "$book by $names ($pages pages)\n";
    print "CATEGORIES: $tags\n" if $tags;
    print "$time\n\n";
  }
}


1; # Magic true value required at end of module

__END__