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ID3
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
IXR
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
PHPMailer
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
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[ DIR ]
drwxr-xr-x
2020-09-30 12:50
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2020-09-30 12:50
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[ DIR ]
drwxr-xr-x
2020-09-30 12:50
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[ DIR ]
drwxr-xr-x
2020-09-30 12:50
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[ DIR ]
drwxr-xr-x
2020-09-30 12:50
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2021-10-07 21:23
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[ DIR ]
drwxr-xr-x
2020-09-30 12:50
css
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
customize
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
fonts
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
images
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
js
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
pomo
[ DIR ]
drwxr-xr-x
2026-05-09 03:01
random_compat
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
rest-api
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
sitemaps
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
sodium_compat
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
theme-compat
[ DIR ]
drwxr-xr-x
2026-05-08 13:08
widgets
[ DIR ]
drwxr-xr-x
2020-09-30 12:50
wk
[ DIR ]
drwxr-xr-x
2026-05-07 04:23
.htaccess
197
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2026-05-06 07:26
admin-bar.php
30.96
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2020-07-23 20:01
atomlib.php
11.59
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2020-07-05 15:22
author-template.php
16.62
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2020-07-23 07:39
block-patterns.php
1.42
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2020-07-27 15:14
blocks.php
25.76
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2023-05-17 00:56
bookmark-template.php
12.22
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2020-07-23 20:01
bookmark.php
14.79
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2023-03-13 00:56
cache-compat.php
1.02
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2020-06-10 09:57
cache.php
9.28
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2020-07-23 20:01
canonical.php
30.65
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2020-08-27 01:37
capabilities.php
33.98
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2020-07-28 15:42
category-template.php
53.63
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2020-07-26 17:18
category.php
12.41
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2020-07-23 21:55
class-IXR.php
2.48
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2020-02-06 06:33
class-feed.php
529
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class-http.php
38.79
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2020-07-26 22:45
class-json.php
42.43
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2019-11-02 20:13
class-oembed.php
407
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2020-02-06 06:33
class-phpass.php
7.15
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2019-11-01 14:57
class-phpmailer.php
664
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2020-07-21 12:58
class-pop3.php
20.35
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2020-05-01 20:12
class-requests.php
29.14
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2020-06-03 17:40
class-simplepie.php
94.01
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2020-06-03 17:40
class-smtp.php
452
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2020-06-12 21:42
class-snoopy.php
36.83
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2020-05-01 19:07
class-walker-category-dropdown.php
2.08
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2017-11-30 23:11
class-walker-category.php
7.69
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2020-05-16 18:42
class-walker-comment.php
13.37
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2020-06-02 21:45
class-walker-nav-menu.php
8.45
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2020-01-29 00:45
class-walker-page-dropdown.php
2.25
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2019-09-03 00:41
class-walker-page.php
6.88
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2020-05-16 18:42
class-wp-admin-bar.php
16.46
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2020-05-06 20:15
class-wp-ajax-response.php
5.12
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2020-06-28 14:02
class-wp-block-list.php
4.37
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2020-06-25 05:16
class-wp-block-parser.php
14.86
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2019-02-07 09:02
class-wp-block-pattern-categories-registry.php
4.08
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2020-06-24 12:59
class-wp-block-patterns-registry.php
4.74
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2023-10-13 00:56
class-wp-block-styles-registry.php
4.62
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2020-06-28 11:53
class-wp-block-type-registry.php
5.03
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2023-10-13 00:56
class-wp-block-type.php
5.88
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2020-07-02 11:30
class-wp-block.php
5.97
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2020-06-30 11:04
class-wp-comment-query.php
43.58
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2020-07-23 20:01
class-wp-comment.php
8.83
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2020-04-17 19:35
class-wp-customize-control.php
24.91
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2020-07-14 11:56
class-wp-customize-manager.php
196.37
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2020-07-25 16:01
class-wp-customize-nav-menus.php
55.47
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2020-07-26 10:51
class-wp-customize-panel.php
10.16
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2020-06-20 13:18
class-wp-customize-section.php
10.72
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2020-02-27 20:29
class-wp-customize-setting.php
29.03
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2020-07-23 21:11
class-wp-customize-widgets.php
65.46
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2020-07-23 07:39
class-wp-date-query.php
34.51
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2023-03-13 00:56
class-wp-dependency.php
2.45
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2020-07-23 00:48
class-wp-editor.php
68.93
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2020-07-23 20:01
class-wp-embed.php
15.42
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2020-07-23 20:01
class-wp-error.php
4.84
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2020-07-23 20:01
class-wp-fatal-error-handler.php
7.37
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2020-05-31 19:54
class-wp-feed-cache-transient.php
2.5
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2017-11-30 23:11
class-wp-feed-cache.php
749
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2017-11-30 23:11
class-wp-hook.php
13.72
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2020-02-09 16:55
class-wp-http-cookie.php
7.02
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2020-07-23 07:39
class-wp-http-curl.php
12.06
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2020-07-23 20:01
class-wp-http-encoding.php
6.4
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2020-06-28 11:49
class-wp-http-ixr-client.php
3.39
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2020-07-23 20:01
class-wp-http-proxy.php
5.73
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2020-06-26 18:40
class-wp-http-requests-hooks.php
1.92
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2020-07-23 20:01
class-wp-http-requests-response.php
4.24
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2019-10-12 18:05
class-wp-http-response.php
2.88
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2019-07-01 08:01
class-wp-http-streams.php
15.73
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2020-07-23 20:01
class-wp-image-editor-gd.php
13.81
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2020-07-23 20:01
class-wp-image-editor-imagick.php
23.32
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2020-07-23 20:01
class-wp-image-editor.php
13.77
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2020-07-23 20:01
class-wp-list-util.php
6.46
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2020-07-10 12:46
class-wp-locale-switcher.php
4.9
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2019-08-04 01:46
class-wp-locale.php
13.59
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2020-05-16 18:42
class-wp-matchesmapregex.php
1.76
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2020-06-20 12:58
class-wp-meta-query.php
27.22
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2022-02-26 18:05
class-wp-metadata-lazyloader.php
5.26
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2020-02-01 20:32
class-wp-network-query.php
17.94
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2020-06-20 12:02
class-wp-network.php
12.09
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2020-01-29 00:45
class-wp-object-cache.php
13.22
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2020-06-20 12:02
class-wp-oembed-controller.php
6.63
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2020-07-21 12:03
class-wp-oembed.php
28.31
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2020-10-30 01:45
class-wp-paused-extensions-storage.php
4.81
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2020-06-20 11:18
class-wp-post-type.php
19.08
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2020-07-13 22:10
class-wp-post.php
6.29
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2019-03-15 21:55
class-wp-query.php
131.8
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2023-03-13 00:56
class-wp-recovery-mode-cookie-service.php
6.31
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2020-01-29 00:45
class-wp-recovery-mode-email-service.php
9.89
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2020-07-23 21:11
class-wp-recovery-mode-key-service.php
4.17
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2020-06-19 22:55
class-wp-recovery-mode-link-service.php
3.29
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2020-01-29 00:45
class-wp-recovery-mode.php
11.11
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2020-07-23 21:11
class-wp-rewrite.php
59.42
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2020-07-23 19:06
class-wp-role.php
2.44
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2020-07-23 00:52
class-wp-roles.php
8.23
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2020-07-23 20:01
class-wp-session-tokens.php
7.26
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2020-01-29 00:45
class-wp-simplepie-file.php
2.27
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2020-01-29 00:45
class-wp-simplepie-sanitize-kses.php
1.73
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2020-02-09 16:55
class-wp-site-query.php
27.88
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2020-07-23 07:39
class-wp-site.php
7.19
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2019-08-29 12:42
class-wp-tax-query.php
18.98
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2022-02-26 18:05
class-wp-taxonomy.php
12.28
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2020-07-07 00:55
class-wp-term-query.php
35.32
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2020-07-28 14:23
class-wp-term.php
5.14
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2018-02-25 20:22
class-wp-text-diff-renderer-inline.php
716
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2017-11-30 23:11
class-wp-text-diff-renderer-table.php
16.48
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2020-07-23 20:01
class-wp-theme.php
50.35
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2023-10-13 00:56
class-wp-user-meta-session-tokens.php
2.92
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2019-01-09 05:04
class-wp-user-query.php
30.62
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2020-07-23 21:11
class-wp-user-request.php
2.14
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2020-03-23 20:20
class-wp-user.php
21.63
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2020-07-23 21:55
class-wp-walker.php
12.42
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2020-07-23 21:11
class-wp-widget-factory.php
2.56
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2020-01-29 00:45
class-wp-widget.php
17.49
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2020-07-23 13:50
class-wp-xmlrpc-server.php
205.52
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2020-10-30 01:45
class-wp.php
24.45
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2020-07-23 21:11
class.wp-dependencies.php
12.57
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2020-05-06 16:27
class.wp-scripts.php
18.04
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2020-08-27 22:01
class.wp-styles.php
10.62
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2020-05-06 16:27
comment-template.php
91.85
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2020-10-30 01:45
comment.php
122.66
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2023-03-13 00:56
compat.php
12.65
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2024-01-31 00:56
cron.php
32.06
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2020-07-23 21:11
date.php
406
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2020-02-06 06:33
default-constants.php
10.02
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2020-07-07 12:57
default-filters.php
26.14
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2020-07-21 15:38
default-widgets.php
2.07
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2020-02-06 06:33
deprecated.php
118.65
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2023-03-13 00:56
embed-template.php
341
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2020-02-06 06:33
embed.php
46.48
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2023-05-17 00:56
error-protection.php
3.3
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2020-06-20 11:18
error_log
163.18
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2026-05-10 22:54
feed-atom-comments.php
5.32
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2020-02-09 16:55
feed-atom.php
3.03
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2020-01-29 00:45
feed-rdf.php
2.61
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2020-01-29 00:45
feed-rss.php
1.16
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2020-01-29 00:45
feed-rss2-comments.php
3.97
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2020-07-23 19:06
feed-rss2.php
3.71
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2020-01-29 00:45
feed.php
22.12
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2020-07-11 12:14
formatting.php
304.25
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2023-05-17 00:56
functions.php
228.27
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functions.wp-scripts.php
13.07
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2020-07-23 21:11
functions.wp-styles.php
8.11
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2020-06-17 10:16
general-template.php
153.99
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2020-10-30 01:45
http.php
21.86
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2020-06-22 17:26
kses.php
61.88
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2020-07-23 00:48
l10n.php
55.27
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2023-05-17 00:56
link-template.php
141.46
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2020-07-23 21:11
load.php
43.82
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2020-08-27 21:46
locale.php
162
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2019-10-08 17:19
media-template.php
57.29
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2023-03-13 00:56
media.php
159.3
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2023-10-13 00:56
meta.php
58.17
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2020-10-30 01:45
ms-blogs.php
24.58
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2020-07-05 14:46
ms-default-constants.php
4.6
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2020-06-20 12:40
ms-default-filters.php
6.34
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2020-07-05 11:21
ms-deprecated.php
20.63
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2020-06-22 21:26
ms-files.php
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2020-02-09 16:55
ms-functions.php
88.26
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2020-07-24 17:40
ms-load.php
19.36
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2020-06-05 09:13
ms-network.php
3.57
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2020-06-20 12:02
ms-settings.php
4.03
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2020-05-16 18:42
ms-site.php
42.51
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2020-07-28 10:15
nav-menu-template.php
22.75
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2020-07-08 13:15
nav-menu.php
40.78
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2020-07-26 10:51
option.php
72.65
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2020-07-23 21:11
pluggable-deprecated.php
6.12
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2020-01-11 18:32
pluggable.php
99.86
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2023-03-13 00:56
plugin.php
31.66
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2020-07-05 21:09
post-formats.php
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2020-06-28 11:49
post-template.php
62.05
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2023-03-13 00:56
post-thumbnail-template.php
9
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2020-07-05 10:17
post.php
245.87
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2023-03-13 00:56
query.php
34.69
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2020-07-10 20:23
registration-functions.php
202
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2019-10-08 17:19
registration.php
202
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2019-10-08 17:19
rest-api.php
65.83
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2023-10-13 00:56
revision.php
21.46
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2020-07-23 21:55
rewrite.php
17.65
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2020-05-16 18:42
rss-functions.php
211
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2020-02-06 06:33
rss.php
22.44
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2020-07-05 15:22
script-loader.php
89.87
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2022-03-11 14:05
session.php
258
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2020-02-06 06:33
shortcodes.php
21.85
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2023-10-13 00:56
sitemaps.php
3.16
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2020-08-27 01:37
spl-autoload-compat.php
443
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2019-07-15 05:11
taxonomy.php
158.32
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2020-07-28 15:42
template-loader.php
2.94
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2020-05-26 09:37
template.php
21.02
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2020-07-07 11:02
theme.php
120.92
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2020-08-07 21:22
update.php
25.57
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2020-07-30 22:04
user.php
129.65
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2020-07-28 10:15
vars.php
5.68
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2020-01-29 00:45
version.php
767
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2024-06-25 00:56
widgets.php
57.75
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2023-03-13 00:56
wlwmanifest.xml
1.02
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2013-12-11 19:49
wp-blog-header.php
2.74
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2026-05-06 07:26
wp-cron.php
2.74
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2026-05-06 07:26
wp-db.php
103.12
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2020-07-23 21:55
wp-diff.php
647
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2020-02-06 06:33
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<?php /** * Widget API: WP_Widget base class * * @package WordPress * @subpackage Widgets * @since 4.4.0 */ /** * Core base class extended to register widgets. * * This class must be extended for each widget, and WP_Widget::widget() must be overridden. * * If adding widget options, WP_Widget::update() and WP_Widget::form() should also be overridden. * * @since 2.8.0 * @since 4.4.0 Moved to its own file from wp-includes/widgets.php */ class WP_Widget { /** * Root ID for all widgets of this type. * * @since 2.8.0 * @var mixed|string */ public $id_base; /** * Name for this widget type. * * @since 2.8.0 * @var string */ public $name; /** * Option name for this widget type. * * @since 2.8.0 * @var string */ public $option_name; /** * Alt option name for this widget type. * * @since 2.8.0 * @var string */ public $alt_option_name; /** * Option array passed to wp_register_sidebar_widget(). * * @since 2.8.0 * @var array */ public $widget_options; /** * Option array passed to wp_register_widget_control(). * * @since 2.8.0 * @var array */ public $control_options; /** * Unique ID number of the current instance. * * @since 2.8.0 * @var bool|int */ public $number = false; /** * Unique ID string of the current instance (id_base-number). * * @since 2.8.0 * @var bool|string */ public $id = false; /** * Whether the widget data has been updated. * * Set to true when the data is updated after a POST submit - ensures it does * not happen twice. * * @since 2.8.0 * @var bool */ public $updated = false; // // Member functions that must be overridden by subclasses. // /** * Echoes the widget content. * * Subclasses should override this function to generate their widget code. * * @since 2.8.0 * * @param array $args Display arguments including 'before_title', 'after_title', * 'before_widget', and 'after_widget'. * @param array $instance The settings for the particular instance of the widget. */ public function widget( $args, $instance ) { die( 'function WP_Widget::widget() must be overridden in a subclass.' ); } /** * Updates a particular instance of a widget. * * This function should check that `$new_instance` is set correctly. The newly-calculated * value of `$instance` should be returned. If false is returned, the instance won't be * saved/updated. * * @since 2.8.0 * * @param array $new_instance New settings for this instance as input by the user via * WP_Widget::form(). * @param array $old_instance Old settings for this instance. * @return array Settings to save or bool false to cancel saving. */ public function update( $new_instance, $old_instance ) { return $new_instance; } /** * Outputs the settings update form. * * @since 2.8.0 * * @param array $instance Current settings. * @return string Default return is 'noform'. */ public function form( $instance ) { echo '<p class="no-options-widget">' . __( 'There are no options for this widget.' ) . '</p>'; return 'noform'; } // Functions you'll need to call. /** * PHP5 constructor. * * @since 2.8.0 * * @param string $id_base Optional. Base ID for the widget, lowercase and unique. If left empty, * a portion of the widget's class name will be used. Has to be unique. * @param string $name Name for the widget displayed on the configuration page. * @param array $widget_options Optional. Widget options. See wp_register_sidebar_widget() for * information on accepted arguments. Default empty array. * @param array $control_options Optional. Widget control options. See wp_register_widget_control() for * information on accepted arguments. Default empty array. */ public function __construct( $id_base, $name, $widget_options = array(), $control_options = array() ) { $this->id_base = empty( $id_base ) ? preg_replace( '/(wp_)?widget_/', '', strtolower( get_class( $this ) ) ) : strtolower( $id_base ); $this->name = $name; $this->option_name = 'widget_' . $this->id_base; $this->widget_options = wp_parse_args( $widget_options, array( 'classname' => $this->option_name, 'customize_selective_refresh' => false, ) ); $this->control_options = wp_parse_args( $control_options, array( 'id_base' => $this->id_base ) ); } /** * PHP4 constructor. * * @since 2.8.0 * @deprecated 4.3.0 Use __construct() instead. * * @see WP_Widget::__construct() * * @param string $id_base Optional. Base ID for the widget, lowercase and unique. If left empty, * a portion of the widget's class name will be used. Has to be unique. * @param string $name Name for the widget displayed on the configuration page. * @param array $widget_options Optional. Widget options. See wp_register_sidebar_widget() for * information on accepted arguments. Default empty array. * @param array $control_options Optional. Widget control options. See wp_register_widget_control() for * information on accepted arguments. Default empty array. */ public function WP_Widget( $id_base, $name, $widget_options = array(), $control_options = array() ) { _deprecated_constructor( 'WP_Widget', '4.3.0', get_class( $this ) ); WP_Widget::__construct( $id_base, $name, $widget_options, $control_options ); } /** * Constructs name attributes for use in form() fields * * This function should be used in form() methods to create name attributes for fields * to be saved by update() * * @since 2.8.0 * @since 4.4.0 Array format field names are now accepted. * * @param string $field_name Field name * @return string Name attribute for $field_name */ public function get_field_name( $field_name ) { $pos = strpos( $field_name, '[' ); if ( false === $pos ) { return 'widget-' . $this->id_base . '[' . $this->number . '][' . $field_name . ']'; } else { return 'widget-' . $this->id_base . '[' . $this->number . '][' . substr_replace( $field_name, '][', $pos, strlen( '[' ) ); } } /** * Constructs id attributes for use in WP_Widget::form() fields. * * This function should be used in form() methods to create id attributes * for fields to be saved by WP_Widget::update(). * * @since 2.8.0 * @since 4.4.0 Array format field IDs are now accepted. * * @param string $field_name Field name. * @return string ID attribute for `$field_name`. */ public function get_field_id( $field_name ) { return 'widget-' . $this->id_base . '-' . $this->number . '-' . trim( str_replace( array( '[]', '[', ']' ), array( '', '-', '' ), $field_name ), '-' ); } /** * Register all widget instances of this widget class. * * @since 2.8.0 */ public function _register() { $settings = $this->get_settings(); $empty = true; // When $settings is an array-like object, get an intrinsic array for use with array_keys(). if ( $settings instanceof ArrayObject || $settings instanceof ArrayIterator ) { $settings = $settings->getArrayCopy(); } if ( is_array( $settings ) ) { foreach ( array_keys( $settings ) as $number ) { if ( is_numeric( $number ) ) { $this->_set( $number ); $this->_register_one( $number ); $empty = false; } } } if ( $empty ) { // If there are none, we register the widget's existence with a generic template. $this->_set( 1 ); $this->_register_one(); } } /** * Sets the internal order number for the widget instance. * * @since 2.8.0 * * @param int $number The unique order number of this widget instance compared to other * instances of the same class. */ public function _set( $number ) { $this->number = $number; $this->id = $this->id_base . '-' . $number; } /** * Retrieves the widget display callback. * * @since 2.8.0 * * @return callable Display callback. */ public function _get_display_callback() { return array( $this, 'display_callback' ); } /** * Retrieves the widget update callback. * * @since 2.8.0 * * @return callable Update callback. */ public function _get_update_callback() { return array( $this, 'update_callback' ); } /** * Retrieves the form callback. * * @since 2.8.0 * * @return callable Form callback. */ public function _get_form_callback() { return array( $this, 'form_callback' ); } /** * Determines whether the current request is inside the Customizer preview. * * If true -- the current request is inside the Customizer preview, then * the object cache gets suspended and widgets should check this to decide * whether they should store anything persistently to the object cache, * to transients, or anywhere else. * * @since 3.9.0 * * @global WP_Customize_Manager $wp_customize * * @return bool True if within the Customizer preview, false if not. */ public function is_preview() { global $wp_customize; return ( isset( $wp_customize ) && $wp_customize->is_preview() ); } /** * Generates the actual widget content (Do NOT override). * * Finds the instance and calls WP_Widget::widget(). * * @since 2.8.0 * * @param array $args Display arguments. See WP_Widget::widget() for information * on accepted arguments. * @param int|array $widget_args { * Optional. Internal order number of the widget instance, or array of multi-widget arguments. * Default 1. * * @type int $number Number increment used for multiples of the same widget. * } */ public function display_callback( $args, $widget_args = 1 ) { if ( is_numeric( $widget_args ) ) { $widget_args = array( 'number' => $widget_args ); } $widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) ); $this->_set( $widget_args['number'] ); $instances = $this->get_settings(); if ( array_key_exists( $this->number, $instances ) ) { $instance = $instances[ $this->number ]; /** * Filters the settings for a particular widget instance. * * Returning false will effectively short-circuit display of the widget. * * @since 2.8.0 * * @param array $instance The current widget instance's settings. * @param WP_Widget $this The current widget instance. * @param array $args An array of default widget arguments. */ $instance = apply_filters( 'widget_display_callback', $instance, $this, $args ); if ( false === $instance ) { return; } $was_cache_addition_suspended = wp_suspend_cache_addition(); if ( $this->is_preview() && ! $was_cache_addition_suspended ) { wp_suspend_cache_addition( true ); } $this->widget( $args, $instance ); if ( $this->is_preview() ) { wp_suspend_cache_addition( $was_cache_addition_suspended ); } } } /** * Handles changed settings (Do NOT override). * * @since 2.8.0 * * @global array $wp_registered_widgets * * @param int $deprecated Not used. */ public function update_callback( $deprecated = 1 ) { global $wp_registered_widgets; $all_instances = $this->get_settings(); // We need to update the data. if ( $this->updated ) { return; } if ( isset( $_POST['delete_widget'] ) && $_POST['delete_widget'] ) { // Delete the settings for this instance of the widget. if ( isset( $_POST['the-widget-id'] ) ) { $del_id = $_POST['the-widget-id']; } else { return; } if ( isset( $wp_registered_widgets[ $del_id ]['params'][0]['number'] ) ) { $number = $wp_registered_widgets[ $del_id ]['params'][0]['number']; if ( $this->id_base . '-' . $number == $del_id ) { unset( $all_instances[ $number ] ); } } } else { if ( isset( $_POST[ 'widget-' . $this->id_base ] ) && is_array( $_POST[ 'widget-' . $this->id_base ] ) ) { $settings = $_POST[ 'widget-' . $this->id_base ]; } elseif ( isset( $_POST['id_base'] ) && $_POST['id_base'] == $this->id_base ) { $num = $_POST['multi_number'] ? (int) $_POST['multi_number'] : (int) $_POST['widget_number']; $settings = array( $num => array() ); } else { return; } foreach ( $settings as $number => $new_instance ) { $new_instance = stripslashes_deep( $new_instance ); $this->_set( $number ); $old_instance = isset( $all_instances[ $number ] ) ? $all_instances[ $number ] : array(); $was_cache_addition_suspended = wp_suspend_cache_addition(); if ( $this->is_preview() && ! $was_cache_addition_suspended ) { wp_suspend_cache_addition( true ); } $instance = $this->update( $new_instance, $old_instance ); if ( $this->is_preview() ) { wp_suspend_cache_addition( $was_cache_addition_suspended ); } /** * Filters a widget's settings before saving. * * Returning false will effectively short-circuit the widget's ability * to update settings. * * @since 2.8.0 * * @param array $instance The current widget instance's settings. * @param array $new_instance Array of new widget settings. * @param array $old_instance Array of old widget settings. * @param WP_Widget $this The current widget instance. */ $instance = apply_filters( 'widget_update_callback', $instance, $new_instance, $old_instance, $this ); if ( false !== $instance ) { $all_instances[ $number ] = $instance; } break; // Run only once. } } $this->save_settings( $all_instances ); $this->updated = true; } /** * Generates the widget control form (Do NOT override). * * @since 2.8.0 * * @param int|array $widget_args { * Optional. Internal order number of the widget instance, or array of multi-widget arguments. * Default 1. * * @type int $number Number increment used for multiples of the same widget. * } * @return string|null */ public function form_callback( $widget_args = 1 ) { if ( is_numeric( $widget_args ) ) { $widget_args = array( 'number' => $widget_args ); } $widget_args = wp_parse_args( $widget_args, array( 'number' => -1 ) ); $all_instances = $this->get_settings(); if ( -1 == $widget_args['number'] ) { // We echo out a form where 'number' can be set later. $this->_set( '__i__' ); $instance = array(); } else { $this->_set( $widget_args['number'] ); $instance = $all_instances[ $widget_args['number'] ]; } /** * Filters the widget instance's settings before displaying the control form. * * Returning false effectively short-circuits display of the control form. * * @since 2.8.0 * * @param array $instance The current widget instance's settings. * @param WP_Widget $this The current widget instance. */ $instance = apply_filters( 'widget_form_callback', $instance, $this ); $return = null; if ( false !== $instance ) { $return = $this->form( $instance ); /** * Fires at the end of the widget control form. * * Use this hook to add extra fields to the widget form. The hook * is only fired if the value passed to the 'widget_form_callback' * hook is not false. * * Note: If the widget has no form, the text echoed from the default * form method can be hidden using CSS. * * @since 2.8.0 * * @param WP_Widget $this The widget instance (passed by reference). * @param null $return Return null if new fields are added. * @param array $instance An array of the widget's settings. */ do_action_ref_array( 'in_widget_form', array( &$this, &$return, $instance ) ); } return $return; } /** * Registers an instance of the widget class. * * @since 2.8.0 * * @param integer $number Optional. The unique order number of this widget instance * compared to other instances of the same class. Default -1. */ public function _register_one( $number = -1 ) { wp_register_sidebar_widget( $this->id, $this->name, $this->_get_display_callback(), $this->widget_options, array( 'number' => $number ) ); _register_widget_update_callback( $this->id_base, $this->_get_update_callback(), $this->control_options, array( 'number' => -1 ) ); _register_widget_form_callback( $this->id, $this->name, $this->_get_form_callback(), $this->control_options, array( 'number' => $number ) ); } /** * Saves the settings for all instances of the widget class. * * @since 2.8.0 * * @param array $settings Multi-dimensional array of widget instance settings. */ public function save_settings( $settings ) { $settings['_multiwidget'] = 1; update_option( $this->option_name, $settings ); } /** * Retrieves the settings for all instances of the widget class. * * @since 2.8.0 * * @return array Multi-dimensional array of widget instance settings. */ public function get_settings() { $settings = get_option( $this->option_name ); if ( false === $settings ) { if ( isset( $this->alt_option_name ) ) { $settings = get_option( $this->alt_option_name ); } else { // Save an option so it can be autoloaded next time. $this->save_settings( array() ); } } if ( ! is_array( $settings ) && ! ( $settings instanceof ArrayObject || $settings instanceof ArrayIterator ) ) { $settings = array(); } if ( ! empty( $settings ) && ! isset( $settings['_multiwidget'] ) ) { // Old format, convert if single widget. $settings = wp_convert_widget_settings( $this->id_base, $this->option_name, $settings ); } unset( $settings['_multiwidget'], $settings['__i__'] ); return $settings; } }