Annotation of todotxt/Text-Todo-REST-API/lib/Text/Todo/REST/API.pm, Revision 1.14
1.1 andrew 1: package Text::Todo::REST::API;
2:
1.14 ! andrew 3: # $AFresh1: API.pm,v 1.13 2010/01/26 04:30:13 andrew Exp $
1.1 andrew 4:
5: use warnings;
6: use strict;
7: use Carp;
8:
1.2 andrew 9: use Text::Todo;
1.10 andrew 10: use Text::Todo::REST::API::Response;
1.1 andrew 11:
1.13 andrew 12: use Module::Pluggable
13: instantiate => 'new',
14: search_path => 'Text::Todo::REST::API::Actions',
15: sub_name => 'actions';
16:
1.5 andrew 17: use Class::Std::Utils;
1.8 andrew 18:
1.2 andrew 19: use version; our $VERSION = qv('0.0.1');
1.1 andrew 20:
1.2 andrew 21: {
1.5 andrew 22: my @attr_refs = \(
23: my %todo_of,
1.6 andrew 24:
1.5 andrew 25: my %suffix_of,
26: my %file_regex_of,
1.6 andrew 27:
1.8 andrew 28: my %format_of,
1.6 andrew 29:
1.5 andrew 30: my %action_handlers,
31: );
1.2 andrew 32:
1.5 andrew 33: sub new {
34: my ( $class, $options ) = @_;
35:
1.8 andrew 36: my $self = bless anon_scalar(), $class;
37: my $ident = ident($self);
38:
39: $format_of{$ident} = $options->{default_format};
1.2 andrew 40: if ( $options->{format} ) {
1.8 andrew 41: $format_of{$ident} = $options->{format};
1.2 andrew 42: }
43:
1.8 andrew 44: $suffix_of{$ident} = $options->{suffix} || '.txt';
1.2 andrew 45:
46: $file_regex_of{$ident} = $options->{file_regex} || qr{
47: .*
48: todo
49: .*
50: \Q$suffix_of{$ident}\E
51: $
52: }ixms;
53:
1.8 andrew 54: eval {
55: $todo_of{$ident} = Text::Todo->new(
56: { todo_dir => $options->{todo_dir},
57: todo_file => $options->{todo_file},
58: }
59: );
60: };
1.7 andrew 61: if ($@) {
1.8 andrew 62: $self->fail( 'Unable to create Text::Todo object' . $@ );
1.2 andrew 63: }
64:
1.5 andrew 65: return $self;
1.2 andrew 66: }
67:
1.9 andrew 68: sub _parse_options {
69: my ( $self, $method, @args ) = @_;
70:
71: my %options = (
72: method => lc $method,
73: list => '',
74: action => 'files',
75: args => [],
1.13 andrew 76:
77: suffix => $self->_suffix,
78: file_regex => $self->_file_regex,
79: format => $self->_format,
1.9 andrew 80: );
81:
82: if (@args) {
83: if ( !ref $args[0] ) {
84: $options{path} = shift @args;
85: }
86:
87: if ( ref $args[0] eq 'HASH' ) {
88: my $opts = shift @args;
89: foreach my $o ( keys %{$opts} ) {
90: $options{$o} = $opts->{$o};
91: }
92: }
93: }
1.2 andrew 94:
1.9 andrew 95: if ( exists $options{path} ) {
96: my %opts = $self->_split_path( $options{path} );
97: delete $options{path};
98:
99: foreach my $o ( keys %opts ) {
100: if ( defined $opts{$o} ) {
101: $options{$o} = $opts{$o};
102: }
103: }
1.2 andrew 104: }
105:
1.10 andrew 106: if ( $options{action} eq 'entry' && @{ $options{args} } ) {
1.9 andrew 107: $options{entry} = shift @{ $options{args} };
1.10 andrew 108: if ( @{ $options{args} } ) {
1.12 andrew 109: $options{action} .= q{_} . lc shift @{ $options{args} };
1.9 andrew 110: }
111: }
1.4 andrew 112:
1.9 andrew 113: push @{ $options{args} }, @args;
1.2 andrew 114:
1.10 andrew 115: $options{list}
116: = defined $options{list} ? $options{list} : 'todo_file';
1.14 ! andrew 117:
! 118: if ($options{list} !~ /\Q $options{suffix} \E$/xms) {
! 119: $options{list} .= $options{suffix};
! 120: }
1.8 andrew 121:
1.9 andrew 122: if ( $options{format} ) {
123: $format_of{ ident $self } = $options{format};
124: delete $options{format};
125: }
1.8 andrew 126:
1.9 andrew 127: my @method;
128: foreach my $o qw( method action ) {
129: if ( $options{$o} ) {
130: push @method, $options{$o};
1.8 andrew 131: }
132: }
1.9 andrew 133: $method = join q{_}, @method;
1.8 andrew 134:
1.9 andrew 135: return $method, %options;
1.2 andrew 136: }
137:
1.9 andrew 138: sub _handle_action {
1.8 andrew 139: my ( $self, @args ) = @_;
1.9 andrew 140:
1.10 andrew 141: my ( $method, %options ) = $self->_parse_options(@args);
1.9 andrew 142:
143: my $todo = $self->_todo;
144: $todo->load( $options{list} );
145:
1.13 andrew 146: foreach my $class ( $self->actions ) {
1.10 andrew 147: if ( $class->can($method) ) {
1.11 andrew 148: return Text::Todo::REST::API::Response->new(
149: { type => $options{action},
150: format => $self->_format,
151: data => $class->$method( $todo, \%options ),
152: }
153: );
1.9 andrew 154: }
155: }
156:
157: return $self->fail( 'Unable to handle [' . $method . ']' );
1.2 andrew 158: }
159:
1.9 andrew 160: sub _split_path {
161: my ( $self, $path ) = @_;
162:
163: my %options = (
164: list => undef,
165: action => undef,
166: args => [],
167: );
168:
169: $path = defined $path ? $path : q{};
170: $path =~ s{^/}{}xms;
171:
172: if ( $path =~ s/\.(\w+)$//xms ) {
173: $options{format} = $1;
174: }
175:
176: ( $options{list}, $options{action}, @{ $options{args} } ) = split '/',
177: $path;
178:
179: if ( $options{list} ) {
180: $options{action} ||= 'list';
181:
1.10 andrew 182: if ( ( lc $options{list} ) eq 'files' ) {
1.9 andrew 183: $options{action} = lc $options{list};
1.10 andrew 184: $options{list} = q{};
1.9 andrew 185: }
1.10 andrew 186: elsif ( $self->_todo->file( $options{list} ) ) {
187: $options{list} = $self->_todo->file( $options{list} );
1.9 andrew 188: }
189: }
1.2 andrew 190:
1.9 andrew 191: if ( @{ $options{args} } && ( lc $options{args}[0] ) eq 'entry' ) {
192: $options{action} = lc shift @{ $options{args} };
1.2 andrew 193: }
194:
1.9 andrew 195: return %options;
1.3 andrew 196: }
197:
198: sub GET {
199: my ( $self, @args ) = @_;
200: return $self->_handle_action( 'GET', @args );
1.2 andrew 201: }
202:
1.5 andrew 203: sub POST {
1.3 andrew 204: my ( $self, @args ) = @_;
205: return $self->_handle_action( 'POST', @args );
206: }
207:
1.5 andrew 208: sub PUT {
1.3 andrew 209: my ( $self, @args ) = @_;
210: return $self->_handle_action( 'PUT', @args );
211: }
212:
213: sub DELETE {
214: my ( $self, @args ) = @_;
215: return $self->_handle_action( 'DELETE', @args );
216: }
1.2 andrew 217:
218: sub fail {
219: my ( $self, @message ) = @_;
220: croak(@message);
221: }
222:
223: sub _todo { my ($self) = @_; return $todo_of{ ident $self }; }
224: sub _suffix { my ($self) = @_; return $suffix_of{ ident $self}; }
225: sub _file_regex { my ($self) = @_; return $file_regex_of{ ident $self}; }
1.8 andrew 226: sub _format { my ($self) = @_; return $format_of{ ident $self}; }
1.1 andrew 227:
1.5 andrew 228: sub DESTROY {
229: my ($self) = @_;
230: my $ident = ident $self;
231: foreach my $attr_ref (@attr_refs) {
232: delete $attr_ref->{$ident};
233: }
234: }
1.2 andrew 235: }
236: 1; # Magic true value required at end of module
1.1 andrew 237: __END__
238:
239: =head1 NAME
240:
241: Text::Todo::REST::API - [One line description of module's purpose here]
242:
243:
244: =head1 VERSION
245:
246: This document describes Text::Todo::REST::API version 0.0.1
247:
248:
249: =head1 SYNOPSIS
250:
251: use Text::Todo::REST::API;
252:
253: =for author to fill in:
254: Brief code example(s) here showing commonest usage(s).
255: This section will be as far as many users bother reading
256: so make it as educational and exeplary as possible.
257:
258:
259: =head1 DESCRIPTION
260:
261: =for author to fill in:
262: Write a full description of the module and its features here.
263: Use subsections (=head2, =head3) as appropriate.
264:
265:
266: =head1 INTERFACE
267:
268: =for author to fill in:
269: Write a separate section listing the public components of the modules
270: interface. These normally consist of either subroutines that may be
271: exported, or methods that may be called on objects belonging to the
272: classes provided by the module.
273:
274:
275: =head1 DIAGNOSTICS
276:
277: =for author to fill in:
278: List every single error and warning message that the module can
279: generate (even the ones that will "never happen"), with a full
280: explanation of each problem, one or more likely causes, and any
281: suggested remedies.
282:
283: =over
284:
285: =item C<< Error message here, perhaps with %s placeholders >>
286:
287: [Description of error here]
288:
289: =item C<< Another error message here >>
290:
291: [Description of error here]
292:
293: [Et cetera, et cetera]
294:
295: =back
296:
297:
298: =head1 CONFIGURATION AND ENVIRONMENT
299:
300: =for author to fill in:
301: A full explanation of any configuration system(s) used by the
302: module, including the names and locations of any configuration
303: files, and the meaning of any environment variables or properties
304: that can be set. These descriptions must also include details of any
305: configuration language used.
306:
307: Text::Todo::REST::API requires no configuration files or environment variables.
308:
309:
310: =head1 DEPENDENCIES
311:
312: =for author to fill in:
313: A list of all the other modules that this module relies upon,
314: including any restrictions on versions, and an indication whether
315: the module is part of the standard Perl distribution, part of the
316: module's distribution, or must be installed separately. ]
317:
318: None.
319:
320:
321: =head1 INCOMPATIBILITIES
322:
323: =for author to fill in:
324: A list of any modules that this module cannot be used in conjunction
325: with. This may be due to name conflicts in the interface, or
326: competition for system or program resources, or due to internal
327: limitations of Perl (for example, many modules that use source code
328: filters are mutually incompatible).
329:
330: None reported.
331:
332:
333: =head1 BUGS AND LIMITATIONS
334:
335: =for author to fill in:
336: A list of known problems with the module, together with some
337: indication Whether they are likely to be fixed in an upcoming
338: release. Also a list of restrictions on the features the module
339: does provide: data types that cannot be handled, performance issues
340: and the circumstances in which they may arise, practical
341: limitations on the size of data sets, special cases that are not
342: (yet) handled, etc.
343:
344: No bugs have been reported.
345:
346: Please report any bugs or feature requests to
347: C<bug-text-todo-rest-api@rt.cpan.org>, or through the web interface at
348: L<http://rt.cpan.org>.
349:
350:
351: =head1 AUTHOR
352:
353: Andrew Fresh C<< <andrew@cpan.org> >>
354:
355:
356: =head1 LICENSE AND COPYRIGHT
357:
358: Copyright (c) 2010, Andrew Fresh C<< <andrew@cpan.org> >>. All rights reserved.
359:
360: This module is free software; you can redistribute it and/or
361: modify it under the same terms as Perl itself. See L<perlartistic>.
362:
363:
364: =head1 DISCLAIMER OF WARRANTY
365:
366: BECAUSE THIS SOFTWARE IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY
367: FOR THE SOFTWARE, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN
368: OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES
369: PROVIDE THE SOFTWARE "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER
370: EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
371: WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE
372: ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SOFTWARE IS WITH
373: YOU. SHOULD THE SOFTWARE PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL
374: NECESSARY SERVICING, REPAIR, OR CORRECTION.
375:
376: IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
377: WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR
378: REDISTRIBUTE THE SOFTWARE AS PERMITTED BY THE ABOVE LICENCE, BE
379: LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL,
380: OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE
381: THE SOFTWARE (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING
382: RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A
383: FAILURE OF THE SOFTWARE TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF
384: SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
385: SUCH DAMAGES.
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>