=================================================================== RCS file: /cvs/todotxt/Text-Todo/lib/Text/Todo.pm,v retrieving revision 1.1 retrieving revision 1.23 diff -u -r1.1 -r1.23 --- todotxt/Text-Todo/lib/Text/Todo.pm 2009/07/09 19:21:34 1.1 +++ todotxt/Text-Todo/lib/Text/Todo.pm 2010/01/22 01:30:45 1.23 @@ -1,132 +1,639 @@ package Text::Todo; -# $RedRiver$ +# $AFresh1: Todo.pm,v 1.22 2010/01/19 18:53:36 andrew Exp $ use warnings; use strict; use Carp; -use version; our $VERSION = qv('0.0.1'); +use Class::Std::Utils; +use Text::Todo::Entry; +use File::Spec; -# Other recommended modules (uncomment to use): -# use IO::Prompt; -# use Perl6::Export; -# use Perl6::Slurp; -# use Perl6::Say; +use version; our $VERSION = qv('0.1.1'); +{ -# Module implementation here + my @attr_refs = \( + my %path_of, + my %list_of, + my %loaded_of, + ); -1; # Magic true value required at end of module + sub new { + my ( $class, $options ) = @_; + + my $self = bless anon_scalar(), $class; + my $ident = ident($self); + + $path_of{$ident} = { + todo_dir => undef, + todo_file => 'todo.txt', + done_file => undef, + }; + + if ($options) { + if ( ref $options eq 'HASH' ) { + foreach my $opt ( keys %{$options} ) { + if ( exists $path_of{$ident}{$opt} ) { + $self->_path_to( $opt, $options->{$opt} ); + } + else { + + #carp "Invalid option [$opt]"; + } + } + } + else { + if ( -d $options ) { + $self->_path_to( 'todo_dir', $options ); + } + elsif ( $options =~ /\.txt$/ixms ) { + $self->_path_to( 'todo_file', $options ); + } + else { + carp "Unknown options [$options]"; + } + } + } + + my $file = $self->_path_to('todo_file'); + if ( defined $file && -e $file ) { + $self->load(); + } + + return $self; + } + + sub _path_to { + my ( $self, $type, $path ) = @_; + my $ident = ident($self); + + if ( $type eq 'todo_dir' ) { + if ($path) { + $path_of{$ident}{$type} = $path; + } + return $path_of{$ident}{$type}; + } + + if ($path) { + my ( $volume, $directories, $file ) + = File::Spec->splitpath($path); + $path_of{$ident}{$type} = $file; + + if ($volume) { + $directories = File::Spec->catdir( $volume, $directories ); + } + + # XXX Should we save complete paths to each file, mebbe only if + # the dirs are different? + if ($directories) { + $path_of{$ident}{todo_dir} = $directories; + } + } + + if ( $type =~ /(todo|done|report)_file/xms ) { + if ( my ( $pre, $post ) + = $path_of{$ident}{$type} =~ /^(.*)$1(.*)\.txt$/ixms ) + { + foreach my $f qw( todo done report ) { + if ( !defined $path_of{$ident}{ $f . '_file' } ) { + $path_of{$ident}{ $f . '_file' } + = $pre . $f . $post . '.txt'; + } + } + } + } + + if ( defined $path_of{$ident}{todo_dir} ) { + return File::Spec->catfile( $path_of{$ident}{todo_dir}, + $path_of{$ident}{$type} ); + } + + return; + } + + sub file { + my ( $self, $file ) = @_; + my $ident = ident($self); + + if ( defined $file && exists $path_of{$ident}{$file} ) { + $file = $self->_path_to($file); + } + else { + $file = $self->_path_to( 'todo_file', $file ); + } + + return $file; + } + + sub load { + my ( $self, $file ) = @_; + my $ident = ident($self); + + $loaded_of{$ident} = undef; + + $file = $self->file($file); + + if ( $list_of{$ident} = $self->listfile($file) ) { + $loaded_of{$ident} = $file; + return 1; + } + + return; + } + + sub listfile { + my ( $self, $file ) = @_; + + $file = $self->file($file); + + if ( !defined $file ) { + carp q{file can't be found}; + return; + } + + if ( !-e $file ) { + carp "file [$file] does not exist"; + return; + } + + my @list; + open my $fh, '<', $file or croak "Couldn't open [$file]: $!"; + while (<$fh>) { + s/\r?\n$//xms; + push @list, Text::Todo::Entry->new($_); + } + close $fh or croak "Couldn't close [$file]: $!"; + + return wantarray ? @list : \@list; + } + + sub save { + my ( $self, $file ) = @_; + my $ident = ident($self); + + $file = $self->file($file); + if ( !defined $file ) { + croak q{todo file can't be found}; + } + + open my $fh, '>', $file or croak "Couldn't open [$file]: $!"; + foreach my $e ( @{ $list_of{$ident} } ) { + print {$fh} $e->text . "\n" + or croak "Couldn't print to [$file]: $!"; + } + close $fh or croak "Couldn't close [$file]: $!"; + + $loaded_of{$ident} = $file; + + return 1; + } + + sub list { + my ($self) = @_; + my $ident = ident($self); + + return if !$list_of{$ident}; + return wantarray ? @{ $list_of{$ident} } : $list_of{$ident}; + } + + sub listpri { + my ( $self, $pri ) = @_; + + my @list; + if ($pri) { + $pri = uc $pri; + if ( $pri !~ /^[A-Z]$/xms ) { + croak 'PRIORITY must a single letter from A to Z.'; + } + @list = grep { defined $_->priority && $_->priority eq $pri } + $self->list; + } + else { + @list = grep { $_->priority } $self->list; + } + + return wantarray ? @list : \@list; + } + + sub add { + my ( $self, $entry ) = @_; + my $ident = ident($self); + + if ( !ref $entry ) { + $entry = Text::Todo::Entry->new($entry); + } + elsif ( ref $entry ne 'Text::Todo::Entry' ) { + croak( + 'entry is a ' . ref($entry) . ' not a Text::Todo::Entry!' ); + } + + push @{ $list_of{$ident} }, $entry; + + return $entry; + } + + sub del { + my ( $self, $src ) = @_; + my $ident = ident($self); + + my $id = $self->_find_entry_id($src); + + my @list = $self->list; + my $entry = splice @list, $id, 1; + $list_of{$ident} = \@list; + + return $entry; + } + + sub move { + my ( $self, $entry, $dst ) = @_; + my $ident = ident($self); + + my $src = $self->_find_entry_id($entry); + my @list = $self->list; + + splice @list, $dst, 0, splice @list, $src, 1; + + $list_of{$ident} = \@list; + + return 1; + } + + sub listproj { + my ($self) = @_; + return $self->listtag('project'); + } + + sub listcon { + my ($self) = @_; + return $self->listtag('context'); + } + + sub listtag { + my ( $self, $tag ) = @_; + my $ident = ident($self); + + my $accessor = $tag . 's'; + + my %available; + foreach my $e ( $self->list ) { + foreach my $p ( $e->$accessor ) { + $available{$p} = 1; + } + } + + my @tags = sort keys %available; + + return wantarray ? @tags : \@tags; + } + + sub archive { + my ($self) = @_; + my $ident = ident($self); + + if ( !defined $loaded_of{$ident} + || $loaded_of{$ident} ne $self->file('todo_file') ) + { + carp 'todo_file not loaded'; + return; + } + + my $changed = 0; + ENTRY: foreach my $e ( $self->list ) { + if ( $e->done ) { + if ( $self->addto( 'done_file', $e ) && $self->del($e) ) { + $changed++; + } + else { + carp q{Couldn't archive entry [} . $e->text . ']'; + last ENTRY; + } + } + elsif ( $e->text eq q{} ) { + if ( $self->del($e) ) { + $changed++; + } + else { + carp q{Couldn't delete blank entry}; + last ENTRY; + } + } + } + + if ($changed) { + $self->save; + } + + return $changed; + } + + sub addto { + my ( $self, $file, $entry ) = @_; + my $ident = ident($self); + + $file = $self->file($file); + if ( !defined $file ) { + croak q{file can't be found}; + } + + if ( ref $entry ) { + if ( ref $entry eq 'Text::Todo::Entry' ) { + $entry = $entry->text; + } + else { + carp 'Unknown ref [' . ref($entry) . ']'; + return; + } + } + + open my $fh, '>>', $file or croak "Couldn't open [$file]: $!"; + print {$fh} $entry, "\n" + or croak "Couldn't print to [$file]: $!"; + close $fh or croak "Couldn't close [$file]: $!"; + + if ( defined $loaded_of{$ident} && $file eq $loaded_of{$ident} ) { + return $self->load($file); + } + + return 1; + } + + sub _find_entry_id { + my ( $self, $entry ) = @_; + my $ident = ident($self); + + if ( ref $entry ) { + if ( ref $entry ne 'Text::Todo::Entry' ) { + croak( 'entry is a ' + . ref($entry) + . ' not a Text::Todo::Entry!' ); + } + + my @list = $self->list; + foreach my $id ( 0 .. $#list ) { + if ( $list[$id] eq $entry ) { + return $id; + } + } + } + elsif ( $entry =~ /^\d+$/xms ) { + return $entry; + } + + croak "Invalid entry [$entry]!"; + } + + sub DESTROY { + my ($self) = @_; + my $ident = ident $self; + + foreach my $attr_ref (@attr_refs) { + delete $attr_ref->{$ident}; + } + + return; + } +} + +1; # Magic true value required at end of module __END__ =head1 NAME -Text::Todo - [One line description of module's purpose here] +Text::Todo - Perl interface to todo_txt files =head1 VERSION -This document describes Text::Todo version 0.0.1 +Since the $VERSION can't be automatically included, +here is the RCS Id instead, you'll have to look up $VERSION. + $Id: Todo.pm,v 1.23 2010/01/22 01:30:45 andrew Exp $ =head1 SYNOPSIS use Text::Todo; + + my $todo = Text::Todo->new('todo/todo.txt'); -=for author to fill in: - Brief code example(s) here showing commonest usage(s). - This section will be as far as many users bother reading - so make it as educational and exeplary as possible. - - + foreach my $e (sort { lc($_->text) cmp lc($e->text)} $todo->list) { + print $e->text, "\n"; + } + + =head1 DESCRIPTION -=for author to fill in: - Write a full description of the module and its features here. - Use subsections (=head2, =head3) as appropriate. +This module is a basic interface to the todo.txt files as described by +Lifehacker and extended by members of their community. +For more information see L +This module supports the 3 axes of an effective todo list. +Priority, Project and Context. + +It does not support other notations or many of the more advanced features of +the todo.sh like plugins. + +It should be extensible, but and hopefully will be before a 1.0 release. + + =head1 INTERFACE -=for author to fill in: - Write a separate section listing the public components of the modules - interface. These normally consist of either subroutines that may be - exported, or methods that may be called on objects belonging to the - classes provided by the module. +=head2 new + new({ + [ todo_dir => 'directory', ] + [ todo_file => 'filename in todo_dir', ] + [ done_file => 'filename in todo_dir', ] + [ report_file => 'filename in todo_dir', ] + }); -=head1 DIAGNOSTICS +Allows you to set each item individually. todo_file defaults to todo.txt. -=for author to fill in: - List every single error and warning message that the module can - generate (even the ones that will "never happen"), with a full - explanation of each problem, one or more likely causes, and any - suggested remedies. + new('path/to/todo.txt'); -=over +Automatically sets todo_dir to 'path/to', todo_file to 'todo.txt' -=item C<< Error message here, perhaps with %s placeholders >> + new('path/to') -[Description of error here] +If you pass an existing directory to new, it will set todo_dir. -=item C<< Another error message here >> -[Description of error here] +If you what you set matches (.*)todo(.*).txt it will automatically set +done_file to $1done$2.txt +and +report_file to $1report$2.txt. -[Et cetera, et cetera] +For example, new('todo/todo.shopping.txt') will set +todo_dir to 'todo', +todo_file to 'todo.shopping.txt', +done_file to 'done.shopping.txt', +and +report_file to 'report.shopping.txt'. -=back +=head2 file +Allows you to read the paths to the files in use. +If as in the SYNOPSIS above you used $todo = new('todo/todo.txt'). + $todo_file = $todo->file('todo_file'); + +then, $todo_file eq 'todo/todo.txt' + +=head2 load +- Reads a list from a file into the current object. + +Allows you to load a different file into the object. + + $todo->load('done_file'); + +This effects the other functions that act on the list. + +=head2 save +- Writes the list to disk. + + $todo->save(['new/path/to/todo']); + +Either writes the current working file or the passed in argument +that can be recognized by file(). + +If you specify a filename it will save to that file and update the paths. +Additional changes to the object work on that file. + +=head2 list +- get the curently loaded list + + my @todo_list = $todo->list; + +In list context returns a list, it scalar context returns an array reference to the list. + +=head2 listpri +- get the list items that are marked priority + +Like list, but only returns entries that have priority set. + + my @priority_list = $todo->listpri; + +Since this is so easy to write as: + + my @priority_list = grep { $_->priority } $todo->list; + +I think it may become depreciated unless there is demand. + +=head2 listtag + +Returns tags found in the list sorted by name. + +If there were projects +GarageSale and +Shopping then + + my @projects = $todo->listtag('project'); + +is the same as + + @projects = ( 'GarageSale', 'Shopping' ); + +=head2 listcon +- Shortcut to listtag('context') + +=head2 listproj +- Shortcut to listtag('project') + +=head2 add + +Adds a new entry to the list. +Can either be a Text::Todo::Entry object or plain text. + + $todo->add('new todo entry'); + +It then becomes $todo->list->[-1]; + +=head2 del + +Remove an entry from the list, either the reference or by number. + + $removed_entry = $todo->del($entry); + +$entry can either be an Text::Todo::Entry in the list or the index of the +entry to delete. + +Note that entries are 0 indexed (as expected in perl) not starting at line 1. + +=head2 move + + $todo->move($entry, $new_pos); + +$entry can either be the number of the entry or the actual entry. +$new_pos is the new position to put it. + +Note that entries are 0 indexed (as expected in perl) not starting at line 1. + +=head2 archive + + $todo->archive + +Iterates over the list and for each done entry, +addto('done_file') +and +del($entry). +If any were archived it will then +save() +and +load(). + +=head2 addto + + $todo->addto($file, $entry); + +Appends text to the file. +$file can be anyting recognized by file(). +$entry can either be a Text::Todo::Entry or plain text. + +=head2 listfile + + @list = $todo->listfile($file); + +Read a file and returns a list like $todo->list but does not update the +internal list that is being worked with. +$file can be anyting recognized by file(). + + +=head1 DIAGNOSTICS + +Most methods return undef on failure. + +Some more important methods are fatal. + + =head1 CONFIGURATION AND ENVIRONMENT -=for author to fill in: - A full explanation of any configuration system(s) used by the - module, including the names and locations of any configuration - files, and the meaning of any environment variables or properties - that can be set. These descriptions must also include details of any - configuration language used. - Text::Todo requires no configuration files or environment variables. +Someday it should be able to read and use the todo.sh config file. This may +possibly be better done in a client that would use this module. + =head1 DEPENDENCIES -=for author to fill in: - A list of all the other modules that this module relies upon, - including any restrictions on versions, and an indication whether - the module is part of the standard Perl distribution, part of the - module's distribution, or must be installed separately. ] +Class::Std::Utils +File::Spec +version -None. - =head1 INCOMPATIBILITIES -=for author to fill in: - A list of any modules that this module cannot be used in conjunction - with. This may be due to name conflicts in the interface, or - competition for system or program resources, or due to internal - limitations of Perl (for example, many modules that use source code - filters are mutually incompatible). - None reported. =head1 BUGS AND LIMITATIONS -=for author to fill in: - A list of known problems with the module, together with some - indication Whether they are likely to be fixed in an upcoming - release. Also a list of restrictions on the features the module - does provide: data types that cannot be handled, performance issues - and the circumstances in which they may arise, practical - limitations on the size of data sets, special cases that are not - (yet) handled, etc. - No bugs have been reported. + +Limitations: + +Currently there isn't an easy way to print out line numbers with the entry. Please report any bugs or feature requests to C, or through the web interface at