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wp-includes
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Nama File / Folder
Size
Action
ID3
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NONE
IXR
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NONE
PHPMailer
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NONE
Requests
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NONE
SimplePie
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NONE
Text
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NONE
assets
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NONE
block-patterns
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NONE
block-supports
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NONE
blocks
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NONE
certificates
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NONE
css
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NONE
customize
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NONE
fonts
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NONE
images
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NONE
js
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NONE
php-compat
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NONE
pomo
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NONE
random_compat
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NONE
rest-api
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sitemaps
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sodium_compat
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theme-compat
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widgets
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admin-bar.php
32.69KB
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atomlib.php
11.668KB
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author-template.php
16.631KB
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block-editor.php
18.371KB
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block-i18n.json
0.309KB
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block-patterns.php
4.191KB
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block-template-utils.php
29.572KB
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block-template.php
10.521KB
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blocks.php
42.222KB
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bookmark-template.php
12.598KB
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bookmark.php
14.973KB
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cache-compat.php
1.021KB
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cache.php
9.29KB
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canonical.php
32.31KB
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capabilities.php
34.884KB
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category-template.php
54.396KB
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category.php
12.414KB
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class-IXR.php
2.483KB
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class-feed.php
0.517KB
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class-http.php
0.364KB
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class-json.php
42.423KB
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class-oembed.php
0.397KB
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class-phpass.php
6.542KB
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class-phpmailer.php
0.648KB
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class-pop3.php
20.349KB
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class-requests.php
29.718KB
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class-simplepie.php
95.781KB
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class-smtp.php
0.446KB
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class-snoopy.php
36.831KB
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class-walker-category-dropdown.php
2.412KB
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class-walker-category.php
8.27KB
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class-walker-comment.php
13.878KB
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class-walker-nav-menu.php
9.13KB
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class-walker-page-dropdown.php
2.646KB
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class-walker-page.php
7.421KB
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class-wp-admin-bar.php
17.052KB
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class-wp-ajax-response.php
5.117KB
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class-wp-application-passwords.php
11.948KB
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class-wp-block-editor-context.php
0.869KB
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class-wp-block-list.php
4.612KB
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class-wp-block-parser.php
14.861KB
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class-wp-block-pattern-categories-registry.php
4.431KB
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class-wp-block-patterns-registry.php
5.796KB
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class-wp-block-styles-registry.php
4.882KB
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class-wp-block-supports.php
5.172KB
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class-wp-block-template.php
1.773KB
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class-wp-block-type-registry.php
4.533KB
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class-wp-block-type.php
9.27KB
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class-wp-block.php
7.991KB
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class-wp-comment-query.php
46.334KB
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class-wp-comment.php
9.103KB
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class-wp-customize-control.php
25.108KB
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class-wp-customize-manager.php
196.558KB
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class-wp-customize-nav-menus.php
55.448KB
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class-wp-customize-panel.php
10.192KB
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class-wp-customize-section.php
10.716KB
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class-wp-customize-setting.php
29.082KB
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class-wp-customize-widgets.php
69.517KB
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class-wp-date-query.php
34.173KB
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class-wp-dependency.php
2.452KB
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class-wp-editor.php
69.537KB
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class-wp-embed.php
15.567KB
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class-wp-error.php
7.131KB
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class-wp-fatal-error-handler.php
7.397KB
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class-wp-feed-cache-transient.php
2.5KB
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class-wp-feed-cache.php
0.947KB
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class-wp-hook.php
15.323KB
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class-wp-http-cookie.php
7.213KB
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class-wp-http-curl.php
12.099KB
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class-wp-http-encoding.php
6.507KB
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class-wp-http-ixr-client.php
3.394KB
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class-wp-http-proxy.php
5.82KB
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class-wp-http-requests-hooks.php
1.938KB
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class-wp-http-requests-response.php
4.241KB
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class-wp-http-response.php
2.882KB
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class-wp-http-streams.php
16.259KB
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class-wp-http.php
38.974KB
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class-wp-image-editor-gd.php
15.295KB
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class-wp-image-editor-imagick.php
26.329KB
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class-wp-image-editor.php
16.262KB
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class-wp-list-util.php
6.825KB
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class-wp-locale-switcher.php
4.904KB
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class-wp-locale.php
13.654KB
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class-wp-matchesmapregex.php
1.758KB
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class-wp-meta-query.php
29.471KB
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class-wp-metadata-lazyloader.php
5.227KB
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class-wp-network-query.php
18.722KB
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class-wp-network.php
12.089KB
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class-wp-object-cache.php
13.233KB
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class-wp-oembed-controller.php
6.667KB
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class-wp-oembed.php
29.982KB
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class-wp-paused-extensions-storage.php
4.808KB
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class-wp-post-type.php
20.72KB
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class-wp-post.php
6.272KB
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class-wp-query.php
135.702KB
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class-wp-recovery-mode-cookie-service.php
6.308KB
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class-wp-recovery-mode-email-service.php
10.41KB
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class-wp-recovery-mode-key-service.php
4.17KB
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class-wp-recovery-mode-link-service.php
3.321KB
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class-wp-recovery-mode.php
11.111KB
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class-wp-rewrite.php
61.486KB
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class-wp-role.php
2.439KB
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class-wp-roles.php
8.236KB
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class-wp-session-tokens.php
7.251KB
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class-wp-simplepie-file.php
3.183KB
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class-wp-simplepie-sanitize-kses.php
1.733KB
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class-wp-site-query.php
29.648KB
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class-wp-site.php
7.254KB
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class-wp-tax-query.php
18.993KB
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class-wp-taxonomy.php
13.409KB
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class-wp-term-query.php
37.178KB
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class-wp-term.php
5.148KB
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class-wp-text-diff-renderer-inline.php
0.699KB
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class-wp-text-diff-renderer-table.php
16.401KB
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class-wp-theme-json-resolver.php
14.063KB
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class-wp-theme-json-schema.php
4.195KB
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class-wp-theme-json.php
61.309KB
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class-wp-theme.php
52.563KB
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class-wp-user-meta-session-tokens.php
2.92KB
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class-wp-user-query.php
37.177KB
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class-wp-user-request.php
2.145KB
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class-wp-user.php
21.702KB
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class-wp-walker.php
12.707KB
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class-wp-widget-factory.php
3.243KB
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class-wp-widget.php
17.723KB
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class-wp-xmlrpc-server.php
207.944KB
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class-wp.php
24.67KB
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class.wp-dependencies.php
13.68KB
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class.wp-scripts.php
18.5KB
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class.wp-styles.php
10.626KB
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comment-template.php
93.813KB
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comment.php
123.567KB
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compat.php
14.524KB
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cron.php
39.899KB
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date.php
0.396KB
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default-constants.php
10.017KB
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default-filters.php
30.728KB
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default-widgets.php
2.17KB
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deprecated.php
121.944KB
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embed-template.php
0.333KB
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embed.php
36.05KB
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error-protection.php
4.021KB
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feed-atom-comments.php
5.316KB
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feed-atom.php
2.977KB
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feed-rdf.php
2.605KB
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feed-rss.php
1.161KB
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feed-rss2-comments.php
3.975KB
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feed-rss2.php
3.71KB
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feed.php
22.428KB
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formatting.php
318.689KB
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functions.php
251.333KB
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functions.wp-scripts.php
13.121KB
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functions.wp-styles.php
8.37KB
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general-template.php
155.356KB
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global-styles-and-settings.php
6.21KB
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http.php
22.463KB
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https-detection.php
6.701KB
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https-migration.php
4.619KB
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kses.php
67.492KB
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l10n.php
57.655KB
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link-template.php
145.705KB
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load.php
49.001KB
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locale.php
0.158KB
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media-template.php
58.967KB
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media.php
180.748KB
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meta.php
61.213KB
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ms-blogs.php
24.584KB
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ms-default-constants.php
4.652KB
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ms-default-filters.php
6.35KB
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ms-deprecated.php
20.634KB
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ms-files.php
2.592KB
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ms-functions.php
91.922KB
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ms-load.php
19.322KB
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ms-network.php
3.575KB
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ms-settings.php
4.027KB
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ms-site.php
38.679KB
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nav-menu-template.php
22.75KB
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nav-menu.php
41.552KB
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option.php
75.102KB
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pluggable-deprecated.php
6.116KB
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pluggable.php
101.957KB
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plugin.php
33.414KB
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post-formats.php
6.913KB
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post-template.php
63.328KB
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post-thumbnail-template.php
10.633KB
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post.php
268.666KB
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query.php
34.944KB
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registration-functions.php
0.195KB
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registration.php
0.195KB
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rest-api.php
93.053KB
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revision.php
22.933KB
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rewrite.php
18.763KB
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robots-template.php
5.052KB
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rss-functions.php
0.249KB
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rss.php
22.439KB
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script-loader.php
110.872KB
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session.php
0.252KB
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shortcodes.php
20.93KB
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sitemaps.php
3.162KB
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spl-autoload-compat.php
0.431KB
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taxonomy.php
167.623KB
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template-canvas.php
0.578KB
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template-loader.php
2.941KB
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template.php
21.958KB
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theme-i18n.json
0.903KB
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theme-templates.php
5.404KB
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theme.json
5.602KB
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theme.php
124.052KB
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update.php
29.338KB
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user.php
157.788KB
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vars.php
5.68KB
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version.php
0.937KB
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widgets.php
67.579KB
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wlwmanifest.xml
1.021KB
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wp-db.php
106.221KB
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wp-diff.php
0.632KB
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<?php /** * WordPress environment setup class. * * @package WordPress * @since 2.0.0 */ class WP { /** * Public query variables. * * Long list of public query variables. * * @since 2.0.0 * @var string[] */ public $public_query_vars = array( 'm', 'p', 'posts', 'w', 'cat', 'withcomments', 'withoutcomments', 's', 'search', 'exact', 'sentence', 'calendar', 'page', 'paged', 'more', 'tb', 'pb', 'author', 'order', 'orderby', 'year', 'monthnum', 'day', 'hour', 'minute', 'second', 'name', 'category_name', 'tag', 'feed', 'author_name', 'pagename', 'page_id', 'error', 'attachment', 'attachment_id', 'subpost', 'subpost_id', 'preview', 'robots', 'favicon', 'taxonomy', 'term', 'cpage', 'post_type', 'embed' ); /** * Private query variables. * * Long list of private query variables. * * @since 2.0.0 * @var string[] */ public $private_query_vars = array( 'offset', 'posts_per_page', 'posts_per_archive_page', 'showposts', 'nopaging', 'post_type', 'post_status', 'category__in', 'category__not_in', 'category__and', 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and', 'tag_id', 'post_mime_type', 'perm', 'comments_per_page', 'post__in', 'post__not_in', 'post_parent', 'post_parent__in', 'post_parent__not_in', 'title', 'fields' ); /** * Extra query variables set by the user. * * @since 2.1.0 * @var array */ public $extra_query_vars = array(); /** * Query variables for setting up the WordPress Query Loop. * * @since 2.0.0 * @var array */ public $query_vars; /** * String parsed to set the query variables. * * @since 2.0.0 * @var string */ public $query_string; /** * The request path, e.g. 2015/05/06. * * @since 2.0.0 * @var string */ public $request; /** * Rewrite rule the request matched. * * @since 2.0.0 * @var string */ public $matched_rule; /** * Rewrite query the request matched. * * @since 2.0.0 * @var string */ public $matched_query; /** * Whether already did the permalink. * * @since 2.0.0 * @var bool */ public $did_permalink = false; /** * Adds a query variable to the list of public query variables. * * @since 2.1.0 * * @param string $qv Query variable name. */ public function add_query_var( $qv ) { if ( ! in_array( $qv, $this->public_query_vars, true ) ) { $this->public_query_vars[] = $qv; } } /** * Removes a query variable from a list of public query variables. * * @since 4.5.0 * * @param string $name Query variable name. */ public function remove_query_var( $name ) { $this->public_query_vars = array_diff( $this->public_query_vars, array( $name ) ); } /** * Sets the value of a query variable. * * @since 2.3.0 * * @param string $key Query variable name. * @param mixed $value Query variable value. */ public function set_query_var( $key, $value ) { $this->query_vars[ $key ] = $value; } /** * Parses the request to find the correct WordPress query. * * Sets up the query variables based on the request. There are also many * filters and actions that can be used to further manipulate the result. * * @since 2.0.0 * * @global WP_Rewrite $wp_rewrite WordPress rewrite component. * * @param array|string $extra_query_vars Set the extra query variables. */ public function parse_request( $extra_query_vars = '' ) { global $wp_rewrite; /** * Filters whether to parse the request. * * @since 3.5.0 * * @param bool $bool Whether or not to parse the request. Default true. * @param WP $wp Current WordPress environment instance. * @param array|string $extra_query_vars Extra passed query variables. */ if ( ! apply_filters( 'do_parse_request', true, $this, $extra_query_vars ) ) { return; } $this->query_vars = array(); $post_type_query_vars = array(); if ( is_array( $extra_query_vars ) ) { $this->extra_query_vars = & $extra_query_vars; } elseif ( ! empty( $extra_query_vars ) ) { parse_str( $extra_query_vars, $this->extra_query_vars ); } // Process PATH_INFO, REQUEST_URI, and 404 for permalinks. // Fetch the rewrite rules. $rewrite = $wp_rewrite->wp_rewrite_rules(); if ( ! empty( $rewrite ) ) { // If we match a rewrite rule, this will be cleared. $error = '404'; $this->did_permalink = true; $pathinfo = isset( $_SERVER['PATH_INFO'] ) ? $_SERVER['PATH_INFO'] : ''; list( $pathinfo ) = explode( '?', $pathinfo ); $pathinfo = str_replace( '%', '%25', $pathinfo ); list( $req_uri ) = explode( '?', $_SERVER['REQUEST_URI'] ); $self = $_SERVER['PHP_SELF']; $home_path = parse_url( home_url(), PHP_URL_PATH ); $home_path_regex = ''; if ( is_string( $home_path ) && '' !== $home_path ) { $home_path = trim( $home_path, '/' ); $home_path_regex = sprintf( '|^%s|i', preg_quote( $home_path, '|' ) ); } /* * Trim path info from the end and the leading home path from the front. * For path info requests, this leaves us with the requesting filename, if any. * For 404 requests, this leaves us with the requested permalink. */ $req_uri = str_replace( $pathinfo, '', $req_uri ); $req_uri = trim( $req_uri, '/' ); $pathinfo = trim( $pathinfo, '/' ); $self = trim( $self, '/' ); if ( ! empty( $home_path_regex ) ) { $req_uri = preg_replace( $home_path_regex, '', $req_uri ); $req_uri = trim( $req_uri, '/' ); $pathinfo = preg_replace( $home_path_regex, '', $pathinfo ); $pathinfo = trim( $pathinfo, '/' ); $self = preg_replace( $home_path_regex, '', $self ); $self = trim( $self, '/' ); } // The requested permalink is in $pathinfo for path info requests and // $req_uri for other requests. if ( ! empty( $pathinfo ) && ! preg_match( '|^.*' . $wp_rewrite->index . '$|', $pathinfo ) ) { $requested_path = $pathinfo; } else { // If the request uri is the index, blank it out so that we don't try to match it against a rule. if ( $req_uri == $wp_rewrite->index ) { $req_uri = ''; } $requested_path = $req_uri; } $requested_file = $req_uri; $this->request = $requested_path; // Look for matches. $request_match = $requested_path; if ( empty( $request_match ) ) { // An empty request could only match against ^$ regex. if ( isset( $rewrite['$'] ) ) { $this->matched_rule = '$'; $query = $rewrite['$']; $matches = array( '' ); } } else { foreach ( (array) $rewrite as $match => $query ) { // If the requested file is the anchor of the match, prepend it to the path info. if ( ! empty( $requested_file ) && strpos( $match, $requested_file ) === 0 && $requested_file != $requested_path ) { $request_match = $requested_file . '/' . $requested_path; } if ( preg_match( "#^$match#", $request_match, $matches ) || preg_match( "#^$match#", urldecode( $request_match ), $matches ) ) { if ( $wp_rewrite->use_verbose_page_rules && preg_match( '/pagename=\$matches\[([0-9]+)\]/', $query, $varmatch ) ) { // This is a verbose page match, let's check to be sure about it. $page = get_page_by_path( $matches[ $varmatch[1] ] ); if ( ! $page ) { continue; } $post_status_obj = get_post_status_object( $page->post_status ); if ( ! $post_status_obj->public && ! $post_status_obj->protected && ! $post_status_obj->private && $post_status_obj->exclude_from_search ) { continue; } } // Got a match. $this->matched_rule = $match; break; } } } if ( isset( $this->matched_rule ) ) { // Trim the query of everything up to the '?'. $query = preg_replace( '!^.+\?!', '', $query ); // Substitute the substring matches into the query. $query = addslashes( WP_MatchesMapRegex::apply( $query, $matches ) ); $this->matched_query = $query; // Parse the query. parse_str( $query, $perma_query_vars ); // If we're processing a 404 request, clear the error var since we found something. if ( '404' == $error ) { unset( $error, $_GET['error'] ); } } // If req_uri is empty or if it is a request for ourself, unset error. if ( empty( $requested_path ) || $requested_file == $self || strpos( $_SERVER['PHP_SELF'], 'wp-admin/' ) !== false ) { unset( $error, $_GET['error'] ); if ( isset( $perma_query_vars ) && strpos( $_SERVER['PHP_SELF'], 'wp-admin/' ) !== false ) { unset( $perma_query_vars ); } $this->did_permalink = false; } } /** * Filters the query variables allowed before processing. * * Allows (publicly allowed) query vars to be added, removed, or changed prior * to executing the query. Needed to allow custom rewrite rules using your own arguments * to work, or any other custom query variables you want to be publicly available. * * @since 1.5.0 * * @param string[] $public_query_vars The array of allowed query variable names. */ $this->public_query_vars = apply_filters( 'query_vars', $this->public_query_vars ); foreach ( get_post_types( array(), 'objects' ) as $post_type => $t ) { if ( is_post_type_viewable( $t ) && $t->query_var ) { $post_type_query_vars[ $t->query_var ] = $post_type; } } foreach ( $this->public_query_vars as $wpvar ) { if ( isset( $this->extra_query_vars[ $wpvar ] ) ) { $this->query_vars[ $wpvar ] = $this->extra_query_vars[ $wpvar ]; } elseif ( isset( $_GET[ $wpvar ] ) && isset( $_POST[ $wpvar ] ) && $_GET[ $wpvar ] !== $_POST[ $wpvar ] ) { wp_die( __( 'A variable mismatch has been detected.' ), __( 'Sorry, you are not allowed to view this item.' ), 400 ); } elseif ( isset( $_POST[ $wpvar ] ) ) { $this->query_vars[ $wpvar ] = $_POST[ $wpvar ]; } elseif ( isset( $_GET[ $wpvar ] ) ) { $this->query_vars[ $wpvar ] = $_GET[ $wpvar ]; } elseif ( isset( $perma_query_vars[ $wpvar ] ) ) { $this->query_vars[ $wpvar ] = $perma_query_vars[ $wpvar ]; } if ( ! empty( $this->query_vars[ $wpvar ] ) ) { if ( ! is_array( $this->query_vars[ $wpvar ] ) ) { $this->query_vars[ $wpvar ] = (string) $this->query_vars[ $wpvar ]; } else { foreach ( $this->query_vars[ $wpvar ] as $vkey => $v ) { if ( is_scalar( $v ) ) { $this->query_vars[ $wpvar ][ $vkey ] = (string) $v; } } } if ( isset( $post_type_query_vars[ $wpvar ] ) ) { $this->query_vars['post_type'] = $post_type_query_vars[ $wpvar ]; $this->query_vars['name'] = $this->query_vars[ $wpvar ]; } } } // Convert urldecoded spaces back into '+'. foreach ( get_taxonomies( array(), 'objects' ) as $taxonomy => $t ) { if ( $t->query_var && isset( $this->query_vars[ $t->query_var ] ) ) { $this->query_vars[ $t->query_var ] = str_replace( ' ', '+', $this->query_vars[ $t->query_var ] ); } } // Don't allow non-publicly queryable taxonomies to be queried from the front end. if ( ! is_admin() ) { foreach ( get_taxonomies( array( 'publicly_queryable' => false ), 'objects' ) as $taxonomy => $t ) { /* * Disallow when set to the 'taxonomy' query var. * Non-publicly queryable taxonomies cannot register custom query vars. See register_taxonomy(). */ if ( isset( $this->query_vars['taxonomy'] ) && $taxonomy === $this->query_vars['taxonomy'] ) { unset( $this->query_vars['taxonomy'], $this->query_vars['term'] ); } } } // Limit publicly queried post_types to those that are 'publicly_queryable'. if ( isset( $this->query_vars['post_type'] ) ) { $queryable_post_types = get_post_types( array( 'publicly_queryable' => true ) ); if ( ! is_array( $this->query_vars['post_type'] ) ) { if ( ! in_array( $this->query_vars['post_type'], $queryable_post_types, true ) ) { unset( $this->query_vars['post_type'] ); } } else { $this->query_vars['post_type'] = array_intersect( $this->query_vars['post_type'], $queryable_post_types ); } } // Resolve conflicts between posts with numeric slugs and date archive queries. $this->query_vars = wp_resolve_numeric_slug_conflicts( $this->query_vars ); foreach ( (array) $this->private_query_vars as $var ) { if ( isset( $this->extra_query_vars[ $var ] ) ) { $this->query_vars[ $var ] = $this->extra_query_vars[ $var ]; } } if ( isset( $error ) ) { $this->query_vars['error'] = $error; } /** * Filters the array of parsed query variables. * * @since 2.1.0 * * @param array $query_vars The array of requested query variables. */ $this->query_vars = apply_filters( 'request', $this->query_vars ); /** * Fires once all query variables for the current request have been parsed. * * @since 2.1.0 * * @param WP $wp Current WordPress environment instance (passed by reference). */ do_action_ref_array( 'parse_request', array( &$this ) ); } /** * Sends additional HTTP headers for caching, content type, etc. * * Sets the Content-Type header. Sets the 'error' status (if passed) and optionally exits. * If showing a feed, it will also send Last-Modified, ETag, and 304 status if needed. * * @since 2.0.0 * @since 4.4.0 `X-Pingback` header is added conditionally after posts have been queried in handle_404(). */ public function send_headers() { $headers = array(); $status = null; $exit_required = false; if ( is_user_logged_in() ) { $headers = array_merge( $headers, wp_get_nocache_headers() ); } elseif ( ! empty( $_GET['unapproved'] ) && ! empty( $_GET['moderation-hash'] ) ) { // Unmoderated comments are only visible for 10 minutes via the moderation hash. $expires = 10 * MINUTE_IN_SECONDS; $headers['Expires'] = gmdate( 'D, d M Y H:i:s', time() + $expires ); $headers['Cache-Control'] = sprintf( 'max-age=%d, must-revalidate', $expires ); } if ( ! empty( $this->query_vars['error'] ) ) { $status = (int) $this->query_vars['error']; if ( 404 === $status ) { if ( ! is_user_logged_in() ) { $headers = array_merge( $headers, wp_get_nocache_headers() ); } $headers['Content-Type'] = get_option( 'html_type' ) . '; charset=' . get_option( 'blog_charset' ); } elseif ( in_array( $status, array( 403, 500, 502, 503 ), true ) ) { $exit_required = true; } } elseif ( empty( $this->query_vars['feed'] ) ) { $headers['Content-Type'] = get_option( 'html_type' ) . '; charset=' . get_option( 'blog_charset' ); } else { // Set the correct content type for feeds. $type = $this->query_vars['feed']; if ( 'feed' === $this->query_vars['feed'] ) { $type = get_default_feed(); } $headers['Content-Type'] = feed_content_type( $type ) . '; charset=' . get_option( 'blog_charset' ); // We're showing a feed, so WP is indeed the only thing that last changed. if ( ! empty( $this->query_vars['withcomments'] ) || false !== strpos( $this->query_vars['feed'], 'comments-' ) || ( empty( $this->query_vars['withoutcomments'] ) && ( ! empty( $this->query_vars['p'] ) || ! empty( $this->query_vars['name'] ) || ! empty( $this->query_vars['page_id'] ) || ! empty( $this->query_vars['pagename'] ) || ! empty( $this->query_vars['attachment'] ) || ! empty( $this->query_vars['attachment_id'] ) ) ) ) { $wp_last_modified = mysql2date( 'D, d M Y H:i:s', get_lastcommentmodified( 'GMT' ), false ); } else { $wp_last_modified = mysql2date( 'D, d M Y H:i:s', get_lastpostmodified( 'GMT' ), false ); } if ( ! $wp_last_modified ) { $wp_last_modified = gmdate( 'D, d M Y H:i:s' ); } $wp_last_modified .= ' GMT'; $wp_etag = '"' . md5( $wp_last_modified ) . '"'; $headers['Last-Modified'] = $wp_last_modified; $headers['ETag'] = $wp_etag; // Support for conditional GET. if ( isset( $_SERVER['HTTP_IF_NONE_MATCH'] ) ) { $client_etag = wp_unslash( $_SERVER['HTTP_IF_NONE_MATCH'] ); } else { $client_etag = false; } $client_last_modified = empty( $_SERVER['HTTP_IF_MODIFIED_SINCE'] ) ? '' : trim( $_SERVER['HTTP_IF_MODIFIED_SINCE'] ); // If string is empty, return 0. If not, attempt to parse into a timestamp. $client_modified_timestamp = $client_last_modified ? strtotime( $client_last_modified ) : 0; // Make a timestamp for our most recent modification.. $wp_modified_timestamp = strtotime( $wp_last_modified ); if ( ( $client_last_modified && $client_etag ) ? ( ( $client_modified_timestamp >= $wp_modified_timestamp ) && ( $client_etag == $wp_etag ) ) : ( ( $client_modified_timestamp >= $wp_modified_timestamp ) || ( $client_etag == $wp_etag ) ) ) { $status = 304; $exit_required = true; } } /** * Filters the HTTP headers before they're sent to the browser. * * @since 2.8.0 * * @param string[] $headers Associative array of headers to be sent. * @param WP $wp Current WordPress environment instance. */ $headers = apply_filters( 'wp_headers', $headers, $this ); if ( ! empty( $status ) ) { status_header( $status ); } // If Last-Modified is set to false, it should not be sent (no-cache situation). if ( isset( $headers['Last-Modified'] ) && false === $headers['Last-Modified'] ) { unset( $headers['Last-Modified'] ); if ( ! headers_sent() ) { header_remove( 'Last-Modified' ); } } if ( ! headers_sent() ) { foreach ( (array) $headers as $name => $field_value ) { header( "{$name}: {$field_value}" ); } } if ( $exit_required ) { exit; } /** * Fires once the requested HTTP headers for caching, content type, etc. have been sent. * * @since 2.1.0 * * @param WP $wp Current WordPress environment instance (passed by reference). */ do_action_ref_array( 'send_headers', array( &$this ) ); } /** * Sets the query string property based off of the query variable property. * * The {@see 'query_string'} filter is deprecated, but still works. Plugins should * use the {@see 'request'} filter instead. * * @since 2.0.0 */ public function build_query_string() { $this->query_string = ''; foreach ( (array) array_keys( $this->query_vars ) as $wpvar ) { if ( '' != $this->query_vars[ $wpvar ] ) { $this->query_string .= ( strlen( $this->query_string ) < 1 ) ? '' : '&'; if ( ! is_scalar( $this->query_vars[ $wpvar ] ) ) { // Discard non-scalars. continue; } $this->query_string .= $wpvar . '=' . rawurlencode( $this->query_vars[ $wpvar ] ); } } if ( has_filter( 'query_string' ) ) { // Don't bother filtering and parsing if no plugins are hooked in. /** * Filters the query string before parsing. * * @since 1.5.0 * @deprecated 2.1.0 Use {@see 'query_vars'} or {@see 'request'} filters instead. * * @param string $query_string The query string to modify. */ $this->query_string = apply_filters_deprecated( 'query_string', array( $this->query_string ), '2.1.0', 'query_vars, request' ); parse_str( $this->query_string, $this->query_vars ); } } /** * Set up the WordPress Globals. * * The query_vars property will be extracted to the GLOBALS. So care should * be taken when naming global variables that might interfere with the * WordPress environment. * * @since 2.0.0 * * @global WP_Query $wp_query WordPress Query object. * @global string $query_string Query string for the loop. * @global array $posts The found posts. * @global WP_Post|null $post The current post, if available. * @global string $request The SQL statement for the request. * @global int $more Only set, if single page or post. * @global int $single If single page or post. Only set, if single page or post. * @global WP_User $authordata Only set, if author archive. */ public function register_globals() { global $wp_query; // Extract updated query vars back into global namespace. foreach ( (array) $wp_query->query_vars as $key => $value ) { $GLOBALS[ $key ] = $value; } $GLOBALS['query_string'] = $this->query_string; $GLOBALS['posts'] = & $wp_query->posts; $GLOBALS['post'] = isset( $wp_query->post ) ? $wp_query->post : null; $GLOBALS['request'] = $wp_query->request; if ( $wp_query->is_single() || $wp_query->is_page() ) { $GLOBALS['more'] = 1; $GLOBALS['single'] = 1; } if ( $wp_query->is_author() ) { $GLOBALS['authordata'] = get_userdata( get_queried_object_id() ); } } /** * Set up the current user. * * @since 2.0.0 */ public function init() { wp_get_current_user(); } /** * Set up the Loop based on the query variables. * * @since 2.0.0 * * @global WP_Query $wp_the_query WordPress Query object. */ public function query_posts() { global $wp_the_query; $this->build_query_string(); $wp_the_query->query( $this->query_vars ); } /** * Set the Headers for 404, if nothing is found for requested URL. * * Issue a 404 if a request doesn't match any posts and doesn't match any object * (e.g. an existing-but-empty category, tag, author) and a 404 was not already issued, * and if the request was not a search or the homepage. * * Otherwise, issue a 200. * * This sets headers after posts have been queried. handle_404() really means "handle status". * By inspecting the result of querying posts, seemingly successful requests can be switched to * a 404 so that canonical redirection logic can kick in. * * @since 2.0.0 * * @global WP_Query $wp_query WordPress Query object. */ public function handle_404() { global $wp_query; /** * Filters whether to short-circuit default header status handling. * * Returning a non-false value from the filter will short-circuit the handling * and return early. * * @since 4.5.0 * * @param bool $preempt Whether to short-circuit default header status handling. Default false. * @param WP_Query $wp_query WordPress Query object. */ if ( false !== apply_filters( 'pre_handle_404', false, $wp_query ) ) { return; } // If we've already issued a 404, bail. if ( is_404() ) { return; } $set_404 = true; // Never 404 for the admin, robots, or favicon. if ( is_admin() || is_robots() || is_favicon() ) { $set_404 = false; // If posts were found, check for paged content. } elseif ( $wp_query->posts ) { $content_found = true; if ( is_singular() ) { $post = isset( $wp_query->post ) ? $wp_query->post : null; // Only set X-Pingback for single posts that allow pings. if ( $post && pings_open( $post ) && ! headers_sent() ) { header( 'X-Pingback: ' . get_bloginfo( 'pingback_url', 'display' ) ); } // Check for paged content that exceeds the max number of pages. $next = '<!--nextpage-->'; if ( $post && ! empty( $this->query_vars['page'] ) ) { // Check if content is actually intended to be paged. if ( false !== strpos( $post->post_content, $next ) ) { $page = trim( $this->query_vars['page'], '/' ); $content_found = (int) $page <= ( substr_count( $post->post_content, $next ) + 1 ); } else { $content_found = false; } } } // The posts page does not support the <!--nextpage--> pagination. if ( $wp_query->is_posts_page && ! empty( $this->query_vars['page'] ) ) { $content_found = false; } if ( $content_found ) { $set_404 = false; } // We will 404 for paged queries, as no posts were found. } elseif ( ! is_paged() ) { $author = get_query_var( 'author' ); // Don't 404 for authors without posts as long as they matched an author on this site. if ( is_author() && is_numeric( $author ) && $author > 0 && is_user_member_of_blog( $author ) // Don't 404 for these queries if they matched an object. || ( is_tag() || is_category() || is_tax() || is_post_type_archive() ) && get_queried_object() // Don't 404 for these queries either. || is_home() || is_search() || is_feed() ) { $set_404 = false; } } if ( $set_404 ) { // Guess it's time to 404. $wp_query->set_404(); status_header( 404 ); nocache_headers(); } else { status_header( 200 ); } } /** * Sets up all of the variables required by the WordPress environment. * * The action {@see 'wp'} has one parameter that references the WP object. It * allows for accessing the properties and methods to further manipulate the * object. * * @since 2.0.0 * * @param string|array $query_args Passed to parse_request(). */ public function main( $query_args = '' ) { $this->init(); $this->parse_request( $query_args ); $this->send_headers(); $this->query_posts(); $this->handle_404(); $this->register_globals(); /** * Fires once the WordPress environment has been set up. * * @since 2.1.0 * * @param WP $wp Current WordPress environment instance (passed by reference). */ do_action_ref_array( 'wp', array( &$this ) ); } }