File Editor
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ID3
IXR
PHPMailer
Requests
SimplePie
Text
assets
block-bindings
block-patterns
block-supports
blocks
certificates
css
customize
fonts
html-api
images
interactivity-api
js
l10n
php-compat
pomo
rest-api
sitemaps
sodium_compat
style-engine
theme-compat
widgets
Files:
admin-bar.php
atomlib.php
author-template.php
block-bindings.php
block-editor.php
block-patterns.php
block-template-utils.php
block-template.php
blocks.php
bookmark-template.php
bookmark.php
cache-compat.php
cache.php
canonical.php
capabilities.php
category-template.php
category.php
class-IXR.php
class-avif-info.php
class-feed.php
class-http.php
class-json.php
class-oembed.php
class-phpass.php
class-phpmailer.php
class-pop3.php
class-requests.php
class-simplepie.php
class-smtp.php
class-snoopy.php
class-walker-category-dropdown.php
class-walker-category.php
class-walker-comment.php
class-walker-nav-menu.php
class-walker-page-dropdown.php
class-walker-page.php
class-wp-admin-bar.php
class-wp-ajax-response.php
class-wp-application-passwords.php
class-wp-block-bindings-registry.php
class-wp-block-bindings-source.php
class-wp-block-editor-context.php
class-wp-block-list.php
class-wp-block-metadata-registry.php
class-wp-block-parser-block.php
class-wp-block-parser-frame.php
class-wp-block-parser.php
class-wp-block-pattern-categories-registry.php
class-wp-block-patterns-registry.php
class-wp-block-styles-registry.php
class-wp-block-supports.php
class-wp-block-template.php
class-wp-block-templates-registry.php
class-wp-block-type-registry.php
class-wp-block-type.php
class-wp-block.php
class-wp-classic-to-block-menu-converter.php
class-wp-comment-query.php
class-wp-comment.php
class-wp-customize-control.php
class-wp-customize-manager.php
class-wp-customize-nav-menus.php
class-wp-customize-panel.php
class-wp-customize-section.php
class-wp-customize-setting.php
class-wp-customize-widgets.php
class-wp-date-query.php
class-wp-dependencies.php
class-wp-dependency.php
class-wp-duotone.php
class-wp-editor.php
class-wp-embed.php
class-wp-error.php
class-wp-exception.php
class-wp-fatal-error-handler.php
class-wp-feed-cache-transient.php
class-wp-feed-cache.php
class-wp-hook.php
class-wp-http-cookie.php
class-wp-http-curl.php
class-wp-http-encoding.php
class-wp-http-ixr-client.php
class-wp-http-proxy.php
class-wp-http-requests-hooks.php
class-wp-http-requests-response.php
class-wp-http-response.php
class-wp-http-streams.php
class-wp-http.php
class-wp-image-editor-gd.php
class-wp-image-editor-imagick.php
class-wp-image-editor.php
class-wp-list-util.php
class-wp-locale-switcher.php
class-wp-locale.php
class-wp-matchesmapregex.php
class-wp-meta-query.php
class-wp-metadata-lazyloader.php
class-wp-navigation-fallback.php
class-wp-network-query.php
class-wp-network.php
class-wp-object-cache.php
class-wp-oembed-controller.php
class-wp-oembed.php
class-wp-paused-extensions-storage.php
class-wp-plugin-dependencies.php
class-wp-post-type.php
class-wp-post.php
class-wp-query.php
class-wp-recovery-mode-cookie-service.php
class-wp-recovery-mode-email-service.php
class-wp-recovery-mode-key-service.php
class-wp-recovery-mode-link-service.php
class-wp-recovery-mode.php
class-wp-rewrite.php
class-wp-role.php
class-wp-roles.php
class-wp-script-modules.php
class-wp-scripts.php
class-wp-session-tokens.php
class-wp-simplepie-file.php
class-wp-simplepie-sanitize-kses.php
class-wp-site-query.php
class-wp-site.php
class-wp-styles.php
class-wp-tax-query.php
class-wp-taxonomy.php
class-wp-term-query.php
class-wp-term.php
class-wp-text-diff-renderer-inline.php
class-wp-text-diff-renderer-table.php
class-wp-textdomain-registry.php
class-wp-theme-json-data.php
class-wp-theme-json-resolver.php
class-wp-theme-json-schema.php
class-wp-theme-json.php
class-wp-theme.php
class-wp-token-map.php
class-wp-user-meta-session-tokens.php
class-wp-user-query.php
class-wp-user-request.php
class-wp-user.php
class-wp-walker.php
class-wp-widget-factory.php
class-wp-widget.php
class-wp-xmlrpc-server.php
class-wp.php
class-wpdb.php
class.wp-dependencies.php
class.wp-scripts.php
class.wp-styles.php
comment-template.php
comment.php
compat.php
cron.php
date.php
default-constants.php
default-filters.php
default-widgets.php
deprecated.php
embed-template.php
embed.php
error-protection.php
feed-atom-comments.php
feed-atom.php
feed-rdf.php
feed-rss.php
feed-rss2-comments.php
feed-rss2.php
feed.php
fonts.php
formatting.php
functions.php
functions.wp-scripts.php
functions.wp-styles.php
general-template.php
global-styles-and-settings.php
http.php
https-detection.php
https-migration.php
kses.php
l10n.php
link-template.php
load.php
locale.php
media-template.php
media.php
meta.php
ms-blogs.php
ms-default-constants.php
ms-default-filters.php
ms-deprecated.php
ms-files.php
ms-functions.php
ms-load.php
ms-network.php
ms-settings.php
ms-site.php
nav-menu-template.php
nav-menu.php
option.php
pluggable-deprecated.php
pluggable.php
plugin.php
post-formats.php
post-template.php
post-thumbnail-template.php
post.php
query.php
registration-functions.php
registration.php
rest-api.php
revision.php
rewrite.php
robots-template.php
rss-functions.php
rss.php
script-loader.php
script-modules.php
session.php
shortcodes.php
sitemaps.php
spl-autoload-compat.php
style-engine.php
taxonomy.php
template-canvas.php
template-loader.php
template.php
theme-previews.php
theme-templates.php
theme.php
update.php
user.php
vars.php
version.php
widgets.php
wp-db.php
wp-diff.php
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Edit File: vars.php
<?php /** * Creates common globals for the rest of WordPress * * Sets $pagenow global which is the filename of the current screen. * Checks for the browser to set which one is currently being used. * * Detects which user environment WordPress is being used on. * Only attempts to check for Apache, Nginx and IIS -- three web * servers with known pretty permalink capability. * * Note: Though Nginx is detected, WordPress does not currently * generate rewrite rules for it. See https://developer.wordpress.org/advanced-administration/server/web-server/nginx/ * * @package WordPress */ global $pagenow, $is_lynx, $is_gecko, $is_winIE, $is_macIE, $is_opera, $is_NS4, $is_safari, $is_chrome, $is_iphone, $is_IE, $is_edge, $is_apache, $is_IIS, $is_iis7, $is_nginx, $is_caddy; // On which page are we? if ( is_admin() ) { // wp-admin pages are checked more carefully. if ( is_network_admin() ) { preg_match( '#/wp-admin/network/?(.*?)$#i', $_SERVER['PHP_SELF'], $self_matches ); } elseif ( is_user_admin() ) { preg_match( '#/wp-admin/user/?(.*?)$#i', $_SERVER['PHP_SELF'], $self_matches ); } else { preg_match( '#/wp-admin/?(.*?)$#i', $_SERVER['PHP_SELF'], $self_matches ); } $pagenow = ! empty( $self_matches[1] ) ? $self_matches[1] : ''; $pagenow = trim( $pagenow, '/' ); $pagenow = preg_replace( '#\?.*?$#', '', $pagenow ); if ( '' === $pagenow || 'index' === $pagenow || 'index.php' === $pagenow ) { $pagenow = 'index.php'; } else { preg_match( '#(.*?)(/|$)#', $pagenow, $self_matches ); $pagenow = strtolower( $self_matches[1] ); if ( ! str_ends_with( $pagenow, '.php' ) ) { $pagenow .= '.php'; // For `Options +Multiviews`: /wp-admin/themes/index.php (themes.php is queried). } } } else { if ( preg_match( '#([^/]+\.php)([?/].*?)?$#i', $_SERVER['PHP_SELF'], $self_matches ) ) { $pagenow = strtolower( $self_matches[1] ); } else { $pagenow = 'index.php'; } } unset( $self_matches ); // Simple browser detection. $is_lynx = false; $is_gecko = false; $is_winIE = false; $is_macIE = false; $is_opera = false; $is_NS4 = false; $is_safari = false; $is_chrome = false; $is_iphone = false; $is_edge = false; if ( isset( $_SERVER['HTTP_USER_AGENT'] ) ) { if ( str_contains( $_SERVER['HTTP_USER_AGENT'], 'Lynx' ) ) { $is_lynx = true; } elseif ( str_contains( $_SERVER['HTTP_USER_AGENT'], 'Edg' ) ) { $is_edge = true; } elseif ( str_contains( $_SERVER['HTTP_USER_AGENT'], 'Opera' ) || str_contains( $_SERVER['HTTP_USER_AGENT'], 'OPR/' ) ) { $is_opera = true; } elseif ( stripos( $_SERVER['HTTP_USER_AGENT'], 'chrome' ) !== false ) { if ( stripos( $_SERVER['HTTP_USER_AGENT'], 'chromeframe' ) !== false ) { $is_admin = is_admin(); /** * Filters whether Google Chrome Frame should be used, if available. * * @since 3.2.0 * * @param bool $is_admin Whether to use the Google Chrome Frame. Default is the value of is_admin(). */ $is_chrome = apply_filters( 'use_google_chrome_frame', $is_admin ); if ( $is_chrome ) { header( 'X-UA-Compatible: chrome=1' ); } $is_winIE = ! $is_chrome; } else { $is_chrome = true; } } elseif ( stripos( $_SERVER['HTTP_USER_AGENT'], 'safari' ) !== false ) { $is_safari = true; } elseif ( ( str_contains( $_SERVER['HTTP_USER_AGENT'], 'MSIE' ) || str_contains( $_SERVER['HTTP_USER_AGENT'], 'Trident' ) ) && str_contains( $_SERVER['HTTP_USER_AGENT'], 'Win' ) ) { $is_winIE = true; } elseif ( str_contains( $_SERVER['HTTP_USER_AGENT'], 'MSIE' ) && str_contains( $_SERVER['HTTP_USER_AGENT'], 'Mac' ) ) { $is_macIE = true; } elseif ( str_contains( $_SERVER['HTTP_USER_AGENT'], 'Gecko' ) ) { $is_gecko = true; } elseif ( str_contains( $_SERVER['HTTP_USER_AGENT'], 'Nav' ) && str_contains( $_SERVER['HTTP_USER_AGENT'], 'Mozilla/4.' ) ) { $is_NS4 = true; } } if ( $is_safari && stripos( $_SERVER['HTTP_USER_AGENT'], 'mobile' ) !== false ) { $is_iphone = true; } $is_IE = ( $is_macIE || $is_winIE ); // Server detection. /** * Whether the server software is Apache or something else. * * @global bool $is_apache */ $is_apache = ( str_contains( $_SERVER['SERVER_SOFTWARE'], 'Apache' ) || str_contains( $_SERVER['SERVER_SOFTWARE'], 'LiteSpeed' ) ); /** * Whether the server software is Nginx or something else. * * @global bool $is_nginx */ $is_nginx = ( str_contains( $_SERVER['SERVER_SOFTWARE'], 'nginx' ) ); /** * Whether the server software is Caddy / FrankenPHP or something else. * * @global bool $is_caddy */ $is_caddy = ( str_contains( $_SERVER['SERVER_SOFTWARE'], 'Caddy' ) || str_contains( $_SERVER['SERVER_SOFTWARE'], 'FrankenPHP' ) ); /** * Whether the server software is IIS or something else. * * @global bool $is_IIS */ $is_IIS = ! $is_apache && ( str_contains( $_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS' ) || str_contains( $_SERVER['SERVER_SOFTWARE'], 'ExpressionDevServer' ) ); /** * Whether the server software is IIS 7.X or greater. * * @global bool $is_iis7 */ $is_iis7 = $is_IIS && (int) substr( $_SERVER['SERVER_SOFTWARE'], strpos( $_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS/' ) + 14 ) >= 7; /** * Test if the current browser runs on a mobile device (smart phone, tablet, etc.). * * @since 3.4.0 * @since 6.4.0 Added checking for the Sec-CH-UA-Mobile request header. * * @return bool */ function wp_is_mobile() { if ( isset( $_SERVER['HTTP_SEC_CH_UA_MOBILE'] ) ) { // This is the `Sec-CH-UA-Mobile` user agent client hint HTTP request header. // See <https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Sec-CH-UA-Mobile>. $is_mobile = ( '?1' === $_SERVER['HTTP_SEC_CH_UA_MOBILE'] ); } elseif ( empty( $_SERVER['HTTP_USER_AGENT'] ) ) { $is_mobile = false; } elseif ( str_contains( $_SERVER['HTTP_USER_AGENT'], 'Mobile' ) // Many mobile devices (all iPhone, iPad, etc.) || str_contains( $_SERVER['HTTP_USER_AGENT'], 'Android' ) || str_contains( $_SERVER['HTTP_USER_AGENT'], 'Silk/' ) || str_contains( $_SERVER['HTTP_USER_AGENT'], 'Kindle' ) || str_contains( $_SERVER['HTTP_USER_AGENT'], 'BlackBerry' ) || str_contains( $_SERVER['HTTP_USER_AGENT'], 'Opera Mini' ) || str_contains( $_SERVER['HTTP_USER_AGENT'], 'Opera Mobi' ) ) { $is_mobile = true; } else { $is_mobile = false; } /** * Filters whether the request should be treated as coming from a mobile device or not. * * @since 4.9.0 * * @param bool $is_mobile Whether the request is from a mobile device or not. */ return apply_filters( 'wp_is_mobile', $is_mobile ); }
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