mirror of
https://github.com/WordPress/WordPress.git
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e849d3b270
git-svn-id: http://svn.automattic.com/wordpress/trunk@18982 1a063a9b-81f0-0310-95a4-ce76da25c4cd
98 lines
3.5 KiB
PHP
98 lines
3.5 KiB
PHP
<?php
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/**
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* Creates common globals for the rest of WordPress
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*
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* Sets $pagenow global which is the current page. Checks
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* for the browser to set which one is currently being used.
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*
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* Detects which user environment WordPress is being used on.
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* Only attempts to check for Apache and IIS. Two web servers
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* with known permalink capability.
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*
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* @package WordPress
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*/
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// On which page are we ?
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if ( is_admin() ) {
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// wp-admin pages are checked more carefully
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if ( is_network_admin() )
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preg_match('#/wp-admin/network/?(.*?)$#i', $PHP_SELF, $self_matches);
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elseif ( is_user_admin() )
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preg_match('#/wp-admin/user/?(.*?)$#i', $PHP_SELF, $self_matches);
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else
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preg_match('#/wp-admin/?(.*?)$#i', $PHP_SELF, $self_matches);
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$pagenow = $self_matches[1];
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$pagenow = trim($pagenow, '/');
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$pagenow = preg_replace('#\?.*?$#', '', $pagenow);
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if ( '' === $pagenow || 'index' === $pagenow || 'index.php' === $pagenow ) {
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$pagenow = 'index.php';
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} else {
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preg_match('#(.*?)(/|$)#', $pagenow, $self_matches);
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$pagenow = strtolower($self_matches[1]);
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if ( '.php' !== substr($pagenow, -4, 4) )
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$pagenow .= '.php'; // for Options +Multiviews: /wp-admin/themes/index.php (themes.php is queried)
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}
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} else {
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if ( preg_match('#([^/]+\.php)([?/].*?)?$#i', $PHP_SELF, $self_matches) )
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$pagenow = strtolower($self_matches[1]);
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else
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$pagenow = 'index.php';
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}
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unset($self_matches);
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// Simple browser detection
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$is_lynx = $is_gecko = $is_winIE = $is_macIE = $is_opera = $is_NS4 = $is_safari = $is_chrome = $is_iphone = false;
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if ( isset($_SERVER['HTTP_USER_AGENT']) ) {
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if ( strpos($_SERVER['HTTP_USER_AGENT'], 'Lynx') !== false ) {
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$is_lynx = true;
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} elseif ( stripos($_SERVER['HTTP_USER_AGENT'], 'chrome') !== false ) {
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if ( stripos( $_SERVER['HTTP_USER_AGENT'], 'chromeframe' ) !== false ) {
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if ( $is_chrome = apply_filters( 'use_google_chrome_frame', is_admin() ) )
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header( 'X-UA-Compatible: chrome=1' );
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$is_winIE = ! $is_chrome;
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} else {
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$is_chrome = true;
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}
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} elseif ( stripos($_SERVER['HTTP_USER_AGENT'], 'safari') !== false ) {
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$is_safari = true;
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} elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'Gecko') !== false ) {
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$is_gecko = true;
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} elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Win') !== false ) {
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$is_winIE = true;
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} elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') !== false ) {
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$is_macIE = true;
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} elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== false ) {
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$is_opera = true;
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} elseif ( strpos($_SERVER['HTTP_USER_AGENT'], 'Nav') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mozilla/4.') !== false ) {
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$is_NS4 = true;
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}
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}
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if ( $is_safari && stripos($_SERVER['HTTP_USER_AGENT'], 'mobile') !== false )
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$is_iphone = true;
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$is_IE = ( $is_macIE || $is_winIE );
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// Server detection
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/**
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* Whether the server software is Apache or something else
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* @global bool $is_apache
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*/
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$is_apache = (strpos($_SERVER['SERVER_SOFTWARE'], 'Apache') !== false || strpos($_SERVER['SERVER_SOFTWARE'], 'LiteSpeed') !== false);
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/**
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* Whether the server software is IIS or something else
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* @global bool $is_IIS
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*/
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$is_IIS = !$is_apache && (strpos($_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS') !== false || strpos($_SERVER['SERVER_SOFTWARE'], 'ExpressionDevServer') !== false);
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/**
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* Whether the server software is IIS 7.X
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* @global bool $is_iis7
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*/
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$is_iis7 = $is_IIS && (strpos($_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS/7.') !== false);
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?>
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