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6aaee015 |
1 | package CPANPLUS::Selfupdate; |
2 | |
3 | use strict; |
4 | use Params::Check qw[check]; |
5 | use IPC::Cmd qw[can_run]; |
6 | use CPANPLUS::Error qw[error msg]; |
7 | use Locale::Maketext::Simple Class => 'CPANPLUS', Style => 'gettext'; |
8 | |
9 | use CPANPLUS::Internals::Constants; |
10 | |
11 | $Params::Check::VERBOSE = 1; |
12 | |
13 | =head1 NAME |
14 | |
15 | CPANPLUS::Selfupdate |
16 | |
17 | =head1 SYNOPSIS |
18 | |
19 | $su = $cb->selfupdate_object; |
20 | |
21 | @feats = $su->list_features; |
22 | @feats = $su->list_enabled_features; |
23 | |
24 | @mods = map { $su->modules_for_feature( $_ ) } @feats; |
25 | @mods = $su->list_core_dependencies; |
26 | @mods = $su->list_core_modules; |
27 | |
28 | for ( @mods ) { |
29 | print $_->name " should be version " . $_->version_required; |
30 | print "Installed version is not uptodate!" |
31 | unless $_->is_installed_version_sufficient; |
32 | } |
33 | |
34 | $ok = $su->selfupdate( update => 'all', latest => 0 ); |
35 | |
36 | =cut |
37 | |
38 | ### a config has describing our deps etc |
39 | { |
40 | |
41 | my $Modules = { |
42 | dependencies => { |
43 | 'File::Fetch' => '0.08', # win32 ftp support |
44 | 'File::Spec' => '0.82', |
45 | 'IPC::Cmd' => '0.36', # 5.6.2 compat: 2-arg open |
46 | 'Locale::Maketext::Simple' => '0.01', |
47 | 'Log::Message' => '0.01', |
48 | 'Module::Load' => '0.10', |
49 | 'Module::Load::Conditional' => '0.16', # Better parsing: #23995 |
50 | 'version' => '0.70', # needed for M::L::C |
51 | # addresses #24630 and |
52 | # #24675 |
53 | 'Params::Check' => '0.22', |
54 | 'Package::Constants' => '0.01', |
55 | 'Term::UI' => '0.05', |
56 | 'Test::Harness' => '2.62', # due to bug #19505 |
57 | # only 2.58 and 2.60 are bad |
58 | 'Test::More' => '0.47', # to run our tests |
59 | 'Archive::Extract' => '0.16', # ./Dir bug fix |
60 | 'Archive::Tar' => '1.23', |
61 | 'IO::Zlib' => '1.04', # needed for Archive::Tar |
62 | 'Object::Accessor' => '0.32', # overloaded stringification |
63 | 'Module::CoreList' => '2.09', |
64 | 'Module::Pluggable' => '2.4', |
65 | 'Module::Loaded' => '0.01', |
66 | }, |
67 | |
68 | features => { |
69 | # config_key_name => [ |
70 | # sub { } to list module key/value pairs |
71 | # sub { } to check if feature is enabled |
72 | # ] |
73 | prefer_makefile => [ |
74 | sub { |
75 | my $cb = shift; |
76 | $cb->configure_object->get_conf('prefer_makefile') |
77 | ? { } |
78 | : { 'CPANPLUS::Dist::Build' => '0.04' }; |
79 | }, |
80 | sub { return 1 }, # always enabled |
81 | ], |
82 | cpantest => [ |
83 | { |
84 | LWP => '0.0', |
85 | 'LWP::UserAgent' => '0.0', |
86 | 'HTTP::Request' => '0.0', |
87 | URI => '0.0', |
88 | YAML => '0.0', |
89 | 'Test::Reporter' => 1.27, |
90 | }, |
91 | sub { |
92 | my $cb = shift; |
93 | return $cb->configure_object->get_conf('cpantest'); |
94 | }, |
95 | ], |
96 | dist_type => [ |
97 | sub { |
98 | my $cb = shift; |
99 | my $dist = $cb->configure_object->get_conf('dist_type'); |
100 | return { $dist => '0.0' } if $dist; |
101 | return; |
102 | }, |
103 | sub { |
104 | my $cb = shift; |
105 | return $cb->configure_object->get_conf('dist_type'); |
106 | }, |
107 | ], |
108 | |
109 | md5 => [ |
110 | { |
111 | 'Digest::MD5' => '0.0', |
112 | }, |
113 | sub { |
114 | my $cb = shift; |
115 | return $cb->configure_object->get_conf('md5'); |
116 | }, |
117 | ], |
118 | shell => [ |
119 | sub { |
120 | my $cb = shift; |
121 | my $dist = $cb->configure_object->get_conf('shell'); |
494f1016 |
122 | |
123 | ### we bundle these shells, so don't bother having a dep |
124 | ### on them... If we don't do this, CPAN.pm actually detects |
125 | ### a recursive dependency and breaks (see #26077). |
126 | ### This is not an issue for CPANPLUS itself, it handles |
127 | ### it smartly. |
128 | return if $dist eq SHELL_DEFAULT or $dist eq SHELL_CLASSIC; |
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129 | return { $dist => '0.0' } if $dist; |
130 | return; |
131 | }, |
132 | sub { return 1 }, |
133 | ], |
134 | signature => [ |
135 | sub { |
136 | my $cb = shift; |
502c7995 |
137 | return { |
138 | 'Module::Signature' => '0.06', |
139 | } if can_run('gpg'); |
140 | ### leave this out -- Crypt::OpenPGP is fairly |
141 | ### painful to install, and broken on some platforms |
142 | ### so we'll just always fall back to gpg. It may |
143 | ### issue a warning or 2, but that's about it. |
144 | ### this change due to this ticket: #26914 |
145 | # and $cb->configure_object->get_conf('prefer_bin'); |
146 | |
147 | return { |
148 | 'Crypt::OpenPGP' => '0.0', |
149 | 'Module::Signature' => '0.06', |
150 | }; |
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151 | }, |
e3b7d412 |
152 | sub { |
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153 | my $cb = shift; |
154 | return $cb->configure_object->get_conf('signature'); |
155 | }, |
156 | ], |
157 | storable => [ |
158 | { 'Storable' => '0.0' }, |
159 | sub { |
160 | my $cb = shift; |
161 | return $cb->configure_object->get_conf('storable'); |
162 | }, |
163 | ], |
164 | }, |
165 | core => { |
166 | 'CPANPLUS' => '0.0', |
167 | }, |
168 | }; |
169 | |
170 | sub _get_config { return $Modules } |
171 | } |
172 | |
173 | =head1 METHODS |
174 | |
175 | =head2 $self = CPANPLUS::Selfupdate->new( $backend_object ); |
176 | |
177 | Sets up a new selfupdate object. Called automatically when |
178 | a new backend object is created. |
179 | |
180 | =cut |
181 | |
182 | sub new { |
183 | my $class = shift; |
184 | my $cb = shift or return; |
185 | return bless sub { $cb }, $class; |
186 | } |
187 | |
188 | |
622d31ac |
189 | { ### cache to find the relevant modules |
190 | my $cache = { |
191 | core |
192 | => sub { my $self = shift; |
193 | core => [ $self->list_core_modules ] }, |
194 | |
195 | dependencies |
196 | => sub { my $self = shift; |
197 | dependencies => [ $self->list_core_dependencies ] }, |
198 | |
199 | enabled_features |
200 | => sub { my $self = shift; |
201 | map { $_ => [ $self->modules_for_feature( $_ ) ] } |
202 | $self->list_enabled_features |
203 | }, |
204 | features |
205 | => sub { my $self = shift; |
206 | map { $_ => [ $self->modules_for_feature( $_ ) ] } |
207 | $self->list_features |
208 | }, |
209 | ### make sure to do 'core' first, in case |
210 | ### we are out of date ourselves |
211 | all => [ qw|core dependencies enabled_features| ], |
212 | }; |
213 | |
214 | |
215 | =head2 @cat = $self->list_categories |
216 | |
217 | Returns a list of categories that the C<selfupdate> method accepts. |
218 | |
219 | See C<selfupdate> for details. |
220 | |
221 | =cut |
222 | |
223 | sub list_categories { return sort keys %$cache } |
224 | |
225 | =head2 %list = $self->list_modules_to_update( update => "core|dependencies|enabled_features|features|all", [latest => BOOL] ) |
226 | |
227 | List which modules C<selfupdate> would upgrade. You can update either |
228 | the core (CPANPLUS itself), the core dependencies, all features you have |
229 | currently turned on, or all features available, or everything. |
230 | |
231 | The C<latest> option determines whether it should update to the latest |
232 | version on CPAN, or if the minimal required version for CPANPLUS is |
233 | good enough. |
234 | |
235 | Returns a hash of feature names and lists of module objects to be |
236 | upgraded based on the category you provided. For example: |
237 | |
238 | %list = $self->list_modules_to_update( update => 'core' ); |
239 | |
240 | Would return: |
241 | |
242 | ( core => [ $module_object_for_cpanplus ] ); |
243 | |
244 | =cut |
245 | |
246 | sub list_modules_to_update { |
247 | my $self = shift; |
248 | my $cb = $self->(); |
249 | my $conf = $cb->configure_object; |
250 | my %hash = @_; |
251 | |
252 | my($type, $latest); |
253 | my $tmpl = { |
254 | update => { required => 1, store => \$type, |
255 | allow => [ keys %$cache ], }, |
256 | latest => { default => 0, store => \$latest, allow => BOOLEANS }, |
257 | }; |
258 | |
259 | { local $Params::Check::ALLOW_UNKNOWN = 1; |
260 | check( $tmpl, \%hash ) or return; |
261 | } |
262 | |
263 | my $ref = $cache->{$type}; |
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264 | |
622d31ac |
265 | ### a list of ( feature1 => \@mods, feature2 => \@mods, etc ) |
266 | my %list = UNIVERSAL::isa( $ref, 'ARRAY' ) |
267 | ? map { $cache->{$_}->( $self ) } @$ref |
268 | : $ref->( $self ); |
269 | |
270 | ### filter based on whether we need the latest ones or not |
271 | for my $aref ( values %list ) { |
272 | $aref = [ $latest |
273 | ? grep { !$_->is_uptodate } @$aref |
274 | : grep { !$_->is_installed_version_sufficient } @$aref |
275 | ]; |
276 | } |
277 | |
278 | return %list; |
279 | } |
280 | |
281 | =head2 $bool = $self->selfupdate( update => "core|dependencies|enabled_features|features|all", [latest => BOOL, force => BOOL] ) |
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282 | |
283 | Selfupdate CPANPLUS. You can update either the core (CPANPLUS itself), |
284 | the core dependencies, all features you have currently turned on, or |
285 | all features available, or everything. |
286 | |
287 | The C<latest> option determines whether it should update to the latest |
288 | version on CPAN, or if the minimal required version for CPANPLUS is |
289 | good enough. |
290 | |
291 | Returns true on success, false on error. |
292 | |
293 | =cut |
294 | |
622d31ac |
295 | sub selfupdate { |
296 | my $self = shift; |
297 | my $cb = $self->(); |
298 | my $conf = $cb->configure_object; |
299 | my %hash = @_; |
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300 | |
622d31ac |
301 | my $force; |
302 | my $tmpl = { |
303 | force => { default => $conf->get_conf('force'), store => \$force }, |
304 | }; |
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305 | |
622d31ac |
306 | { local $Params::Check::ALLOW_UNKNOWN = 1; |
307 | check( $tmpl, \%hash ) or return; |
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308 | } |
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309 | |
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310 | my %list = $self->list_modules_to_update( %hash ) or return; |
311 | |
312 | ### just the modules please |
313 | my @mods = map { @$_ } values %list; |
314 | |
315 | my $flag; |
316 | for my $mod ( @mods ) { |
317 | unless( $mod->install( force => $force ) ) { |
318 | $flag++; |
319 | error(loc("Failed to update module '%1'", $mod->name)); |
320 | } |
321 | } |
322 | |
323 | return if $flag; |
324 | return 1; |
325 | } |
326 | |
327 | } |
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328 | |
329 | =head2 @features = $self->list_features |
330 | |
331 | Returns a list of features that are supported by CPANPLUS. |
332 | |
333 | =cut |
334 | |
335 | sub list_features { |
336 | my $self = shift; |
337 | return keys %{ $self->_get_config->{'features'} }; |
338 | } |
339 | |
340 | =head2 @features = $self->list_enabled_features |
341 | |
342 | Returns a list of features that are enabled in your current |
343 | CPANPLUS installation. |
344 | |
345 | =cut |
346 | |
347 | sub list_enabled_features { |
348 | my $self = shift; |
349 | my $cb = $self->(); |
350 | |
351 | my @enabled; |
352 | for my $feat ( $self->list_features ) { |
353 | my $ref = $self->_get_config->{'features'}->{$feat}->[1]; |
354 | push @enabled, $feat if $ref->($cb); |
355 | } |
356 | |
357 | return @enabled; |
358 | } |
359 | |
360 | =head2 @mods = $self->modules_for_feature( FEATURE [,AS_HASH] ) |
361 | |
362 | Returns a list of C<CPANPLUS::Selfupdate::Module> objects which |
363 | represent the modules required to support this feature. |
364 | |
365 | For a list of features, call the C<list_features> method. |
366 | |
367 | If the C<AS_HASH> argument is provided, no module objects are |
368 | returned, but a hashref where the keys are names of the modules, |
369 | and values are their minimum versions. |
370 | |
371 | =cut |
372 | |
373 | sub modules_for_feature { |
374 | my $self = shift; |
375 | my $feature = shift or return; |
376 | my $as_hash = shift || 0; |
377 | my $cb = $self->(); |
378 | |
379 | unless( exists $self->_get_config->{'features'}->{$feature} ) { |
380 | error(loc("Unknown feature '%1'", $feature)); |
381 | return; |
382 | } |
383 | |
384 | my $ref = $self->_get_config->{'features'}->{$feature}->[0]; |
385 | |
386 | ### it's either a list of modules/versions or a subroutine that |
387 | ### returns a list of modules/versions |
388 | my $href = UNIVERSAL::isa( $ref, 'HASH' ) ? $ref : $ref->( $cb ); |
389 | |
390 | return unless $href; # nothing needed for the feature? |
391 | |
392 | return $href if $as_hash; |
393 | return $self->_hashref_to_module( $href ); |
394 | } |
395 | |
396 | |
397 | =head2 @mods = $self->list_core_dependencies( [AS_HASH] ) |
398 | |
399 | Returns a list of C<CPANPLUS::Selfupdate::Module> objects which |
400 | represent the modules that comprise the core dependencies of CPANPLUS. |
401 | |
402 | If the C<AS_HASH> argument is provided, no module objects are |
403 | returned, but a hashref where the keys are names of the modules, |
404 | and values are their minimum versions. |
405 | |
406 | =cut |
407 | |
408 | sub list_core_dependencies { |
409 | my $self = shift; |
410 | my $as_hash = shift || 0; |
411 | my $cb = $self->(); |
412 | my $href = $self->_get_config->{'dependencies'}; |
413 | |
414 | return $href if $as_hash; |
415 | return $self->_hashref_to_module( $href ); |
416 | } |
417 | |
418 | =head2 @mods = $self->list_core_modules( [AS_HASH] ) |
419 | |
420 | Returns a list of C<CPANPLUS::Selfupdate::Module> objects which |
421 | represent the modules that comprise the core of CPANPLUS. |
422 | |
423 | If the C<AS_HASH> argument is provided, no module objects are |
424 | returned, but a hashref where the keys are names of the modules, |
425 | and values are their minimum versions. |
426 | |
427 | =cut |
428 | |
429 | sub list_core_modules { |
430 | my $self = shift; |
431 | my $as_hash = shift || 0; |
432 | my $cb = $self->(); |
433 | my $href = $self->_get_config->{'core'}; |
434 | |
435 | return $href if $as_hash; |
436 | return $self->_hashref_to_module( $href ); |
437 | } |
438 | |
439 | sub _hashref_to_module { |
440 | my $self = shift; |
441 | my $cb = $self->(); |
442 | my $href = shift or return; |
443 | |
444 | return map { |
445 | CPANPLUS::Selfupdate::Module->new( |
446 | $cb->module_tree($_) => $href->{$_} |
447 | ) |
448 | } keys %$href; |
449 | } |
450 | |
451 | |
452 | =head1 CPANPLUS::Selfupdate::Module |
453 | |
454 | C<CPANPLUS::Selfupdate::Module> extends C<CPANPLUS::Module> objects |
455 | by providing accessors to aid in selfupdating CPANPLUS. |
456 | |
457 | These objects are returned by all methods of C<CPANPLUS::Selfupdate> |
458 | that return module objects. |
459 | |
460 | =cut |
461 | |
462 | { package CPANPLUS::Selfupdate::Module; |
463 | use base 'CPANPLUS::Module'; |
464 | |
465 | ### stores module name -> cpanplus required version |
466 | ### XXX only can deal with 1 pair! |
467 | my %Cache = (); |
468 | my $Acc = 'version_required'; |
469 | |
470 | sub new { |
471 | my $class = shift; |
472 | my $mod = shift or return; |
473 | my $ver = shift; return unless defined $ver; |
474 | |
475 | my $obj = $mod->clone; # clone the module object |
476 | bless $obj, $class; # rebless it to our class |
477 | |
478 | $obj->$Acc( $ver ); |
479 | |
480 | return $obj; |
481 | } |
482 | |
483 | =head2 $version = $mod->version_required |
484 | |
485 | Returns the version of this module required for CPANPLUS. |
486 | |
487 | =cut |
488 | |
489 | sub version_required { |
490 | my $self = shift; |
491 | $Cache{ $self->name } = shift() if @_; |
492 | return $Cache{ $self->name }; |
493 | } |
494 | |
495 | =head2 $bool = $mod->is_installed_version_sufficient |
496 | |
497 | Returns true if the installed version of this module is sufficient |
498 | for CPANPLUS, or false if it is not. |
499 | |
500 | =cut |
501 | |
502 | |
503 | sub is_installed_version_sufficient { |
504 | my $self = shift; |
505 | return $self->is_uptodate( version => $self->$Acc ); |
506 | } |
507 | |
508 | } |
509 | |
510 | 1; |
511 | |
512 | =pod |
513 | |
514 | =head1 BUG REPORTS |
515 | |
516 | Please report bugs or other issues to E<lt>bug-cpanplus@rt.cpan.org<gt>. |
517 | |
518 | =head1 AUTHOR |
519 | |
520 | This module by Jos Boumans E<lt>kane@cpan.orgE<gt>. |
521 | |
522 | =head1 COPYRIGHT |
523 | |
524 | The CPAN++ interface (of which this module is a part of) is copyright (c) |
525 | 2001 - 2007, Jos Boumans E<lt>kane@cpan.orgE<gt>. All rights reserved. |
526 | |
527 | This library is free software; you may redistribute and/or modify it |
528 | under the same terms as Perl itself. |
529 | |
530 | =cut |
531 | |
532 | # Local variables: |
533 | # c-indentation-style: bsd |
534 | # c-basic-offset: 4 |
535 | # indent-tabs-mode: nil |
536 | # End: |
537 | # vim: expandtab shiftwidth=4: |