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admin-bar.php
(36.24 KB)
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assets
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atomlib.php
(11.79 KB)
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author-template.php
(18.51 KB)
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block-bindings
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block-bindings.php
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block-editor.php
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block-i18n.json
(316 B)
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block-patterns
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block-patterns.php
(12.9 KB)
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block-supports
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block-template-utils.php
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block-template.php
(15 KB)
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blocks
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blocks.php
(110.4 KB)
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bookmark-template.php
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bookmark.php
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cache-compat.php
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cache.php
(13.16 KB)
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canonical.php
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capabilities.php
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category-template.php
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category.php
(12.53 KB)
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certificates
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class-IXR.php
(2.55 KB)
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class-avif-info.php
(28.92 KB)
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class-feed.php
(539 B)
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class-http.php
(367 B)
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class-json.php
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class-oembed.php
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class-phpass.php
(6.61 KB)
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class-phpmailer.php
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class-pop3.php
(20.63 KB)
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class-requests.php
(2.18 KB)
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class-simplepie.php
(453 B)
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class-smtp.php
(457 B)
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class-snoopy.php
(36.83 KB)
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class-walker-category-dropdown.php
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class-walker-category.php
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class-walker-comment.php
(13.89 KB)
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class-walker-nav-menu.php
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class-walker-page-dropdown.php
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class-walker-page.php
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class-wp-admin-bar.php
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class-wp-ajax-response.php
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class-wp-application-passwords.php
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class-wp-block-bindings-registry.php
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class-wp-block-bindings-source.php
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class-wp-block-editor-context.php
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class-wp-block-list.php
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class-wp-block-metadata-registry.php
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class-wp-block-parser-block.php
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class-wp-block-parser-frame.php
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class-wp-block-parser.php
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class-wp-block-pattern-categories-registry.php
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class-wp-block-patterns-registry.php
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class-wp-block-styles-registry.php
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class-wp-block-supports.php
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class-wp-block-template.php
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class-wp-block-templates-registry.php
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class-wp-block-type-registry.php
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class-wp-block-type.php
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class-wp-block.php
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class-wp-classic-to-block-menu-converter.php
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class-wp-comment-query.php
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class-wp-comment.php
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class-wp-customize-control.php
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class-wp-customize-manager.php
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class-wp-customize-nav-menus.php
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class-wp-customize-panel.php
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class-wp-customize-section.php
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class-wp-customize-setting.php
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class-wp-customize-widgets.php
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class-wp-date-query.php
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class-wp-dependencies.php
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class-wp-dependency.php
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class-wp-duotone.php
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class-wp-editor.php
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class-wp-embed.php
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class-wp-error.php
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class-wp-exception.php
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class-wp-fatal-error-handler.php
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class-wp-feed-cache-transient.php
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class-wp-feed-cache.php
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class-wp-hook.php
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class-wp-http-cookie.php
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class-wp-http-curl.php
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class-wp-http-encoding.php
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class-wp-http-ixr-client.php
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class-wp-http-proxy.php
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class-wp-http-requests-hooks.php
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class-wp-http-requests-response.php
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class-wp-http-response.php
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class-wp-http-streams.php
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class-wp-http.php
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class-wp-image-editor-gd.php
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class-wp-image-editor-imagick.php
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class-wp-image-editor.php
(17.12 KB)
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class-wp-list-util.php
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class-wp-locale-switcher.php
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class-wp-locale.php
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class-wp-matchesmapregex.php
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class-wp-meta-query.php
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class-wp-metadata-lazyloader.php
(6.67 KB)
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class-wp-navigation-fallback.php
(9 KB)
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class-wp-network-query.php
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class-wp-network.php
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class-wp-object-cache.php
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class-wp-oembed-controller.php
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class-wp-oembed.php
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class-wp-paused-extensions-storage.php
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class-wp-phpmailer.php
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class-wp-plugin-dependencies.php
(24.72 KB)
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class-wp-post-type.php
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class-wp-post.php
(6.34 KB)
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class-wp-query.php
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class-wp-recovery-mode-cookie-service.php
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class-wp-recovery-mode-email-service.php
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class-wp-recovery-mode-key-service.php
(4.77 KB)
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class-wp-recovery-mode-link-service.php
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class-wp-recovery-mode.php
(11.18 KB)
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class-wp-rewrite.php
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class-wp-role.php
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class-wp-roles.php
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class-wp-script-modules.php
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class-wp-scripts.php
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class-wp-session-tokens.php
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class-wp-simplepie-file.php
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class-wp-simplepie-sanitize-kses.php
(1.87 KB)
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class-wp-site-query.php
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class-wp-site.php
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class-wp-speculation-rules.php
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class-wp-styles.php
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class-wp-tax-query.php
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class-wp-taxonomy.php
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class-wp-term-query.php
(39.91 KB)
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class-wp-term.php
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class-wp-text-diff-renderer-inline.php
(979 B)
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class-wp-text-diff-renderer-table.php
(18.44 KB)
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class-wp-textdomain-registry.php
(10.24 KB)
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class-wp-theme-json-data.php
(1.77 KB)
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class-wp-theme-json-resolver.php
(34.9 KB)
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class-wp-theme-json-schema.php
(7.19 KB)
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class-wp-theme-json.php
(159.71 KB)
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class-wp-theme.php
(64.27 KB)
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class-wp-token-map.php
(27.95 KB)
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class-wp-url-pattern-prefixer.php
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class-wp-user-meta-session-tokens.php
(2.92 KB)
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class-wp-user-query.php
(42.63 KB)
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class-wp-user-request.php
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class-wp-user.php
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class-wp-walker.php
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class-wp-widget-factory.php
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class-wp-widget.php
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class-wp-xmlrpc-server.php
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class-wp.php
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class-wpdb.php
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class.wp-dependencies.php
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class.wp-scripts.php
(343 B)
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class.wp-styles.php
(338 B)
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comment-template.php
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comment.php
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compat.php
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cron.php
(41.66 KB)
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css
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customize
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date.php
(400 B)
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default-constants.php
(11.1 KB)
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default-filters.php
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default-widgets.php
(2.24 KB)
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deprecated.php
(187.07 KB)
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embed-template.php
(338 B)
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embed.php
(37.28 KB)
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error-protection.php
(4.02 KB)
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feed-atom-comments.php
(5.38 KB)
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feed-atom.php
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feed-rdf.php
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feed-rss.php
(1.16 KB)
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feed-rss2-comments.php
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feed-rss2.php
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feed.php
(22.86 KB)
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fonts
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fonts.php
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formatting.php
(334.88 KB)
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functions.php
(280.81 KB)
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functions.wp-scripts.php
(14.22 KB)
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functions.wp-styles.php
(8.38 KB)
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general-template.php
(168.46 KB)
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global-styles-and-settings.php
(20.76 KB)
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html-api
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http.php
(24.72 KB)
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https-detection.php
(5.72 KB)
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https-migration.php
(4.63 KB)
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images
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interactivity-api
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js
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kses.php
(72.73 KB)
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l10n
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l10n.php
(66.92 KB)
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link-template.php
(154.1 KB)
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load.php
(55.12 KB)
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locale.php
(162 B)
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media-template.php
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media.php
(215.33 KB)
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meta.php
(63.71 KB)
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ms-blogs.php
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ms-default-constants.php
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ms-default-filters.php
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ms-deprecated.php
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ms-files.php
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ms-functions.php
(89.44 KB)
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ms-load.php
(19.42 KB)
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ms-network.php
(3.69 KB)
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ms-settings.php
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ms-site.php
(40.35 KB)
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nav-menu-template.php
(25.38 KB)
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nav-menu.php
(43.33 KB)
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option.php
(100.65 KB)
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php-compat
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pluggable-deprecated.php
(6.18 KB)
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pluggable.php
(119.82 KB)
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plugin.php
(34.63 KB)
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pomo
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post-formats.php
(6.94 KB)
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post-template.php
(67.04 KB)
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post-thumbnail-template.php
(10.62 KB)
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post.php
(284.88 KB)
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query.php
(36.17 KB)
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random_compat
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registration-functions.php
(200 B)
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registration.php
(200 B)
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rest-api
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rest-api.php
(97.91 KB)
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revision.php
(30.02 KB)
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rewrite.php
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robots-template.php
(5.06 KB)
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rss-functions.php
(255 B)
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rss.php
(22.57 KB)
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script-loader.php
(130.14 KB)
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script-modules.php
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session.php
(258 B)
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shortcodes.php
(23.49 KB)
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sitemaps
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sitemaps.php
(3.16 KB)
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sodium_compat
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speculative-loading.php
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spl-autoload-compat.php
(441 B)
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style-engine
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style-engine.php
(7.39 KB)
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taxonomy.php
(172.1 KB)
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template-canvas.php
(544 B)
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template-loader.php
(2.94 KB)
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template.php
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theme-compat
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theme-i18n.json
(1.49 KB)
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theme-previews.php
(2.77 KB)
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theme-templates.php
(6.09 KB)
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theme.json
(8.5 KB)
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theme.php
(131.16 KB)
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update.php
(36.62 KB)
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user.php
(171.7 KB)
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vars.php
(6.41 KB)
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version.php
(1.06 KB)
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widgets
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widgets.php
(69.06 KB)
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wlwmanifest.xml
(1.02 KB)
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wp-db.php
(445 B)
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wp-diff.php
(799 B)
Editing: class-wp-fatal-error-handler.php
<?php /** * Error Protection API: WP_Fatal_Error_Handler class * * @package WordPress * @since 5.2.0 */ /** * Core class used as the default shutdown handler for fatal errors. * * A drop-in 'fatal-error-handler.php' can be used to override the instance of this class and use a custom * implementation for the fatal error handler that WordPress registers. The custom class should extend this class and * can override its methods individually as necessary. The file must return the instance of the class that should be * registered. * * @since 5.2.0 */ #[AllowDynamicProperties] class WP_Fatal_Error_Handler { /** * Runs the shutdown handler. * * This method is registered via `register_shutdown_function()`. * * @since 5.2.0 * * @global WP_Locale $wp_locale WordPress date and time locale object. */ public function handle() { if ( defined( 'WP_SANDBOX_SCRAPING' ) && WP_SANDBOX_SCRAPING ) { return; } // Do not trigger the fatal error handler while updates are being installed. if ( wp_is_maintenance_mode() ) { return; } try { // Bail if no error found. $error = $this->detect_error(); if ( ! $error ) { return; } if ( ! isset( $GLOBALS['wp_locale'] ) && function_exists( 'load_default_textdomain' ) ) { load_default_textdomain(); } $handled = false; if ( ! is_multisite() && wp_recovery_mode()->is_initialized() ) { $handled = wp_recovery_mode()->handle_error( $error ); } // Display the PHP error template if headers not sent. if ( is_admin() || ! headers_sent() ) { $this->display_error_template( $error, $handled ); } } catch ( Exception $e ) { // Catch exceptions and remain silent. } } /** * Detects the error causing the crash if it should be handled. * * @since 5.2.0 * * @return array|null Error information returned by `error_get_last()`, or null * if none was recorded or the error should not be handled. */ protected function detect_error() { $error = error_get_last(); // No error, just skip the error handling code. if ( null === $error ) { return null; } // Bail if this error should not be handled. if ( ! $this->should_handle_error( $error ) ) { return null; } return $error; } /** * Determines whether we are dealing with an error that WordPress should handle * in order to protect the admin backend against WSODs. * * @since 5.2.0 * * @param array $error Error information retrieved from `error_get_last()`. * @return bool Whether WordPress should handle this error. */ protected function should_handle_error( $error ) { $error_types_to_handle = array( E_ERROR, E_PARSE, E_USER_ERROR, E_COMPILE_ERROR, E_RECOVERABLE_ERROR, ); if ( isset( $error['type'] ) && in_array( $error['type'], $error_types_to_handle, true ) ) { return true; } /** * Filters whether a given thrown error should be handled by the fatal error handler. * * This filter is only fired if the error is not already configured to be handled by WordPress core. As such, * it exclusively allows adding further rules for which errors should be handled, but not removing existing * ones. * * @since 5.2.0 * * @param bool $should_handle_error Whether the error should be handled by the fatal error handler. * @param array $error Error information retrieved from `error_get_last()`. */ return (bool) apply_filters( 'wp_should_handle_php_error', false, $error ); } /** * Displays the PHP error template and sends the HTTP status code, typically 500. * * A drop-in 'php-error.php' can be used as a custom template. This drop-in should control the HTTP status code and * print the HTML markup indicating that a PHP error occurred. Note that this drop-in may potentially be executed * very early in the WordPress bootstrap process, so any core functions used that are not part of * `wp-includes/load.php` should be checked for before being called. * * If no such drop-in is available, this will call {@see WP_Fatal_Error_Handler::display_default_error_template()}. * * @since 5.2.0 * @since 5.3.0 The `$handled` parameter was added. * * @param array $error Error information retrieved from `error_get_last()`. * @param true|WP_Error $handled Whether Recovery Mode handled the fatal error. */ protected function display_error_template( $error, $handled ) { if ( defined( 'WP_CONTENT_DIR' ) ) { // Load custom PHP error template, if present. $php_error_pluggable = WP_CONTENT_DIR . '/php-error.php'; if ( is_readable( $php_error_pluggable ) ) { require_once $php_error_pluggable; return; } } // Otherwise, display the default error template. $this->display_default_error_template( $error, $handled ); } /** * Displays the default PHP error template. * * This method is called conditionally if no 'php-error.php' drop-in is available. * * It calls {@see wp_die()} with a message indicating that the site is experiencing technical difficulties and a * login link to the admin backend. The {@see 'wp_php_error_message'} and {@see 'wp_php_error_args'} filters can * be used to modify these parameters. * * @since 5.2.0 * @since 5.3.0 The `$handled` parameter was added. * * @param array $error Error information retrieved from `error_get_last()`. * @param true|WP_Error $handled Whether Recovery Mode handled the fatal error. */ protected function display_default_error_template( $error, $handled ) { if ( ! function_exists( '__' ) ) { wp_load_translations_early(); } if ( ! function_exists( 'wp_die' ) ) { require_once ABSPATH . WPINC . '/functions.php'; } if ( ! class_exists( 'WP_Error' ) ) { require_once ABSPATH . WPINC . '/class-wp-error.php'; } if ( true === $handled && wp_is_recovery_mode() ) { $message = __( 'There has been a critical error on this website, putting it in recovery mode. Please check the Themes and Plugins screens for more details. If you just installed or updated a theme or plugin, check the relevant page for that first.' ); } elseif ( is_protected_endpoint() && wp_recovery_mode()->is_initialized() ) { if ( is_multisite() ) { $message = __( 'There has been a critical error on this website. Please reach out to your site administrator, and inform them of this error for further assistance.' ); } else { $message = sprintf( /* translators: %s: Support forums URL. */ __( 'There has been a critical error on this website. Please check your site admin email inbox for instructions. If you continue to have problems, please try the <a href="%s">support forums</a>.' ), __( 'https://wordpress.org/support/forums/' ) ); } } else { $message = __( 'There has been a critical error on this website.' ); } $message = sprintf( '<p>%s</p><p><a href="%s">%s</a></p>', $message, /* translators: Documentation about troubleshooting. */ __( 'https://wordpress.org/documentation/article/faq-troubleshooting/' ), __( 'Learn more about troubleshooting WordPress.' ) ); $args = array( 'response' => 500, 'exit' => false, ); /** * Filters the message that the default PHP error template displays. * * @since 5.2.0 * * @param string $message HTML error message to display. * @param array $error Error information retrieved from `error_get_last()`. */ $message = apply_filters( 'wp_php_error_message', $message, $error ); /** * Filters the arguments passed to {@see wp_die()} for the default PHP error template. * * @since 5.2.0 * * @param array $args Associative array of arguments passed to `wp_die()`. By default these contain a * 'response' key, and optionally 'link_url' and 'link_text' keys. * @param array $error Error information retrieved from `error_get_last()`. */ $args = apply_filters( 'wp_php_error_args', $args, $error ); $wp_error = new WP_Error( 'internal_server_error', $message, array( 'error' => $error, ) ); wp_die( $wp_error, '', $args ); } }
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