using_mod_rewrite_permalinks()) || is_writable($htaccess_file)) { if ( got_mod_rewrite() ) { $rules = explode( "\n", $wp_rewrite->mod_rewrite_rules() ); return insert_with_markers( $htaccess_file, 'WordPress', $rules ); } } return false; } /** * Updates the IIS web.config file with the current rules if it is writable. * If the permalinks do not require rewrite rules then the rules are deleted from the web.config file. * * @since 2.8.0 * * @global WP_Rewrite $wp_rewrite * * @return bool True if web.config was updated successfully */ function iis7_save_url_rewrite_rules(){ if ( is_multisite() ) return; global $wp_rewrite; $home_path = get_home_path(); $web_config_file = $home_path . 'web.config'; // Using win_is_writable() instead of is_writable() because of a bug in Windows PHP if ( iis7_supports_permalinks() && ( ( ! file_exists($web_config_file) && win_is_writable($home_path) && $wp_rewrite->using_mod_rewrite_permalinks() ) || win_is_writable($web_config_file) ) ) { $rule = $wp_rewrite->iis7_url_rewrite_rules(false, '', ''); if ( ! empty($rule) ) { return iis7_add_rewrite_rule($web_config_file, $rule); } else { return iis7_delete_rewrite_rule($web_config_file); } } return false; } /** * Update the "recently-edited" file for the plugin or theme editor. * * @since 1.5.0 * * @param string $file */ function update_recently_edited( $file ) { $oldfiles = (array ) get_option( 'recently_edited' ); if ( $oldfiles ) { $oldfiles = array_reverse( $oldfiles ); $oldfiles[] = $file; $oldfiles = array_reverse( $oldfiles ); $oldfiles = array_unique( $oldfiles ); if ( 5 < count( $oldfiles )) array_pop( $oldfiles ); } else { $oldfiles[] = $file; } update_option( 'recently_edited', $oldfiles ); } /** * Flushes rewrite rules if siteurl, home or page_on_front changed. * * @since 2.1.0 * * @param string $old_value * @param string $value */ function update_home_siteurl( $old_value, $value ) { if ( defined( "WP_INSTALLING" ) ) return; if ( is_multisite() && ms_is_switched() ) { delete_option( 'rewrite_rules' ); } else { flush_rewrite_rules(); } } /** * Shorten an URL, to be used as link text * * @since 1.2.0 * * @param string $url * @return string */ function url_shorten( $url ) { $short_url = str_replace( array( 'http://', 'www.' ), '', $url ); $short_url = untrailingslashit( $short_url ); if ( strlen( $short_url ) > 35 ) $short_url = substr( $short_url, 0, 32 ) . '…'; return $short_url; } /** * Resets global variables based on $_GET and $_POST * * This function resets global variables based on the names passed * in the $vars array to the value of $_POST[$var] or $_GET[$var] or '' * if neither is defined. * * @since 2.0.0 * * @param array $vars An array of globals to reset. */ function wp_reset_vars( $vars ) { foreach ( $vars as $var ) { if ( empty( $_POST[ $var ] ) ) { if ( empty( $_GET[ $var ] ) ) { $GLOBALS[ $var ] = ''; } else { $GLOBALS[ $var ] = $_GET[ $var ]; } } else { $GLOBALS[ $var ] = $_POST[ $var ]; } } } /** * Displays the given administration message. * * @since 2.1.0 * * @param string|WP_Error $message */ function show_message($message) { if ( is_wp_error($message) ){ if ( $message->get_error_data() && is_string( $message->get_error_data() ) ) $message = $message->get_error_message() . ': ' . $message->get_error_data(); else $message = $message->get_error_message(); } echo "

$message

\n"; wp_ob_end_flush_all(); flush(); } /** * @since 2.8.0 * * @param string $content * @return array */ function wp_doc_link_parse( $content ) { if ( !is_string( $content ) || empty( $content ) ) return array(); if ( !function_exists('token_get_all') ) return array(); $tokens = token_get_all( $content ); $count = count( $tokens ); $functions = array(); $ignore_functions = array(); for ( $t = 0; $t < $count - 2; $t++ ) { if ( ! is_array( $tokens[ $t ] ) ) { continue; } if ( T_STRING == $tokens[ $t ][0] && ( '(' == $tokens[ $t + 1 ] || '(' == $tokens[ $t + 2 ] ) ) { // If it's a function or class defined locally, there's not going to be any docs available if ( ( isset( $tokens[ $t - 2 ][1] ) && in_array( $tokens[ $t - 2 ][1], array( 'function', 'class' ) ) ) || ( isset( $tokens[ $t - 2 ][0] ) && T_OBJECT_OPERATOR == $tokens[ $t - 1 ][0] ) ) { $ignore_functions[] = $tokens[$t][1]; } // Add this to our stack of unique references $functions[] = $tokens[$t][1]; } } $functions = array_unique( $functions ); sort( $functions ); /** * Filter the list of functions and classes to be ignored from the documentation lookup. * * @since 2.8.0 * * @param array $ignore_functions Functions and classes to be ignored. */ $ignore_functions = apply_filters( 'documentation_ignore_functions', $ignore_functions ); $ignore_functions = array_unique( $ignore_functions ); $out = array(); foreach ( $functions as $function ) { if ( in_array( $function, $ignore_functions ) ) continue; $out[] = $function; } return $out; } /** * Saves option for number of rows when listing posts, pages, comments, etc. * * @since 2.8.0 */ function set_screen_options() { if ( isset($_POST['wp_screen_options']) && is_array($_POST['wp_screen_options']) ) { check_admin_referer( 'screen-options-nonce', 'screenoptionnonce' ); if ( !$user = wp_get_current_user() ) return; $option = $_POST['wp_screen_options']['option']; $value = $_POST['wp_screen_options']['value']; if ( $option != sanitize_key( $option ) ) return; $map_option = $option; $type = str_replace('edit_', '', $map_option); $type = str_replace('_per_page', '', $type); if ( in_array( $type, get_taxonomies() ) ) $map_option = 'edit_tags_per_page'; elseif ( in_array( $type, get_post_types() ) ) $map_option = 'edit_per_page'; else $option = str_replace('-', '_', $option); switch ( $map_option ) { case 'edit_per_page': case 'users_per_page': case 'edit_comments_per_page': case 'upload_per_page': case 'edit_tags_per_page': case 'plugins_per_page': // Network admin case 'sites_network_per_page': case 'users_network_per_page': case 'site_users_network_per_page': case 'plugins_network_per_page': case 'themes_network_per_page': case 'site_themes_network_per_page': $value = (int) $value; if ( $value < 1 || $value > 999 ) return; break; default: /** * Filter a screen option value before it is set. * * The filter can also be used to modify non-standard [items]_per_page * settings. See the parent function for a full list of standard options. * * Returning false to the filter will skip saving the current option. * * @since 2.8.0 * * @see set_screen_options() * * @param bool|int $value Screen option value. Default false to skip. * @param string $option The option name. * @param int $value The number of rows to use. */ $value = apply_filters( 'set-screen-option', false, $option, $value ); if ( false === $value ) return; break; } update_user_meta($user->ID, $option, $value); wp_safe_redirect( remove_query_arg( array('pagenum', 'apage', 'paged'), wp_get_referer() ) ); exit; } } /** * Check if rewrite rule for WordPress already exists in the IIS 7+ configuration file * * @since 2.8.0 * * @return bool * @param string $filename The file path to the configuration file */ function iis7_rewrite_rule_exists($filename) { if ( ! file_exists($filename) ) return false; if ( ! class_exists( 'DOMDocument', false ) ) { return false; } $doc = new DOMDocument(); if ( $doc->load($filename) === false ) return false; $xpath = new DOMXPath($doc); $rules = $xpath->query('/configuration/system.webServer/rewrite/rules/rule[starts-with(@name,\'wordpress\')]'); if ( $rules->length == 0 ) return false; else return true; } /** * Delete WordPress rewrite rule from web.config file if it exists there * * @since 2.8.0 * * @param string $filename Name of the configuration file * @return bool */ function iis7_delete_rewrite_rule($filename) { // If configuration file does not exist then rules also do not exist so there is nothing to delete if ( ! file_exists($filename) ) return true; if ( ! class_exists( 'DOMDocument', false ) ) { return false; } $doc = new DOMDocument(); $doc->preserveWhiteSpace = false; if ( $doc -> load($filename) === false ) return false; $xpath = new DOMXPath($doc); $rules = $xpath->query('/configuration/system.webServer/rewrite/rules/rule[starts-with(@name,\'wordpress\')]'); if ( $rules->length > 0 ) { $child = $rules->item(0); $parent = $child->parentNode; $parent->removeChild($child); $doc->formatOutput = true; saveDomDocument($doc, $filename); } return true; } /** * Add WordPress rewrite rule to the IIS 7+ configuration file. * * @since 2.8.0 * * @param string $filename The file path to the configuration file * @param string $rewrite_rule The XML fragment with URL Rewrite rule * @return bool */ function iis7_add_rewrite_rule($filename, $rewrite_rule) { if ( ! class_exists( 'DOMDocument', false ) ) { return false; } // If configuration file does not exist then we create one. if ( ! file_exists($filename) ) { $fp = fopen( $filename, 'w'); fwrite($fp, ''); fclose($fp); } $doc = new DOMDocument(); $doc->preserveWhiteSpace = false; if ( $doc->load($filename) === false ) return false; $xpath = new DOMXPath($doc); // First check if the rule already exists as in that case there is no need to re-add it $wordpress_rules = $xpath->query('/configuration/system.webServer/rewrite/rules/rule[starts-with(@name,\'wordpress\')]'); if ( $wordpress_rules->length > 0 ) return true; // Check the XPath to the rewrite rule and create XML nodes if they do not exist $xmlnodes = $xpath->query('/configuration/system.webServer/rewrite/rules'); if ( $xmlnodes->length > 0 ) { $rules_node = $xmlnodes->item(0); } else { $rules_node = $doc->createElement('rules'); $xmlnodes = $xpath->query('/configuration/system.webServer/rewrite'); if ( $xmlnodes->length > 0 ) { $rewrite_node = $xmlnodes->item(0); $rewrite_node->appendChild($rules_node); } else { $rewrite_node = $doc->createElement('rewrite'); $rewrite_node->appendChild($rules_node); $xmlnodes = $xpath->query('/configuration/system.webServer'); if ( $xmlnodes->length > 0 ) { $system_webServer_node = $xmlnodes->item(0); $system_webServer_node->appendChild($rewrite_node); } else { $system_webServer_node = $doc->createElement('system.webServer'); $system_webServer_node->appendChild($rewrite_node); $xmlnodes = $xpath->query('/configuration'); if ( $xmlnodes->length > 0 ) { $config_node = $xmlnodes->item(0); $config_node->appendChild($system_webServer_node); } else { $config_node = $doc->createElement('configuration'); $doc->appendChild($config_node); $config_node->appendChild($system_webServer_node); } } } } $rule_fragment = $doc->createDocumentFragment(); $rule_fragment->appendXML($rewrite_rule); $rules_node->appendChild($rule_fragment); $doc->encoding = "UTF-8"; $doc->formatOutput = true; saveDomDocument($doc, $filename); return true; } /** * Saves the XML document into a file * * @since 2.8.0 * * @param DOMDocument $doc * @param string $filename */ function saveDomDocument($doc, $filename) { $config = $doc->saveXML(); $config = preg_replace("/([^\r])\n/", "$1\r\n", $config); $fp = fopen($filename, 'w'); fwrite($fp, $config); fclose($fp); } /** * Display the default admin color scheme picker (Used in user-edit.php) * * @since 3.0.0 * * @global array $_wp_admin_css_colors */ function admin_color_scheme_picker( $user_id ) { global $_wp_admin_css_colors; ksort( $_wp_admin_css_colors ); if ( isset( $_wp_admin_css_colors['fresh'] ) ) { // Set Default ('fresh') and Light should go first. $_wp_admin_css_colors = array_filter( array_merge( array( 'fresh' => '', 'light' => '' ), $_wp_admin_css_colors ) ); } $current_color = get_user_option( 'admin_color', $user_id ); if ( empty( $current_color ) || ! isset( $_wp_admin_css_colors[ $current_color ] ) ) { $current_color = 'fresh'; } ?>
$color_info ) : ?>
/> colors as $html_color ) { ?>
 
icon_colors ) ) { $icon_colors = $_wp_admin_css_colors[ $color_scheme ]->icon_colors; } elseif ( ! empty( $_wp_admin_css_colors['fresh']->icon_colors ) ) { $icon_colors = $_wp_admin_css_colors['fresh']->icon_colors; } else { // Fall back to the default set of icon colors if the default scheme is missing. $icon_colors = array( 'base' => '#999', 'focus' => '#00a0d2', 'current' => '#fff' ); } echo '\n"; } /** * @since 3.3.0 */ function _ipad_meta() { if ( wp_is_mobile() ) { ?> sprintf( __( '%s is currently editing' ), $user->display_name ) ); if ( ( $avatar = get_avatar( $user->ID, 18 ) ) && preg_match( "|src='([^']+)'|", $avatar, $matches ) ) $send['avatar_src'] = $matches[1]; $checked[$key] = $send; } } } if ( ! empty( $checked ) ) $response['wp-check-locked-posts'] = $checked; return $response; } /** * Check lock status on the New/Edit Post screen and refresh the lock * * @since 3.6.0 */ function wp_refresh_post_lock( $response, $data, $screen_id ) { if ( array_key_exists( 'wp-refresh-post-lock', $data ) ) { $received = $data['wp-refresh-post-lock']; $send = array(); if ( ! $post_id = absint( $received['post_id'] ) ) return $response; if ( ! current_user_can('edit_post', $post_id) ) return $response; if ( ( $user_id = wp_check_post_lock( $post_id ) ) && ( $user = get_userdata( $user_id ) ) ) { $error = array( 'text' => sprintf( __( '%s has taken over and is currently editing.' ), $user->display_name ) ); if ( $avatar = get_avatar( $user->ID, 64 ) ) { if ( preg_match( "|src='([^']+)'|", $avatar, $matches ) ) $error['avatar_src'] = $matches[1]; } $send['lock_error'] = $error; } else { if ( $new_lock = wp_set_post_lock( $post_id ) ) $send['new_lock'] = implode( ':', $new_lock ); } $response['wp-refresh-post-lock'] = $send; } return $response; } /** * Check nonce expiration on the New/Edit Post screen and refresh if needed * * @since 3.6.0 */ function wp_refresh_post_nonces( $response, $data, $screen_id ) { if ( array_key_exists( 'wp-refresh-post-nonces', $data ) ) { $received = $data['wp-refresh-post-nonces']; $response['wp-refresh-post-nonces'] = array( 'check' => 1 ); if ( ! $post_id = absint( $received['post_id'] ) ) { return $response; } if ( ! current_user_can( 'edit_post', $post_id ) ) { return $response; } $response['wp-refresh-post-nonces'] = array( 'replace' => array( 'getpermalinknonce' => wp_create_nonce('getpermalink'), 'samplepermalinknonce' => wp_create_nonce('samplepermalink'), 'closedpostboxesnonce' => wp_create_nonce('closedpostboxes'), '_ajax_linking_nonce' => wp_create_nonce( 'internal-linking' ), '_wpnonce' => wp_create_nonce( 'update-post_' . $post_id ), ), 'heartbeatNonce' => wp_create_nonce( 'heartbeat-nonce' ), ); } return $response; } /** * Disable suspension of Heartbeat on the Add/Edit Post screens. * * @since 3.8.0 * * @global string $pagenow * * @param array $settings An array of Heartbeat settings. * @return array Filtered Heartbeat settings. */ function wp_heartbeat_set_suspension( $settings ) { global $pagenow; if ( 'post.php' === $pagenow || 'post-new.php' === $pagenow ) { $settings['suspension'] = 'disable'; } return $settings; } /** * Autosave with heartbeat * * @since 3.9.0 */ function heartbeat_autosave( $response, $data ) { if ( ! empty( $data['wp_autosave'] ) ) { $saved = wp_autosave( $data['wp_autosave'] ); if ( is_wp_error( $saved ) ) { $response['wp_autosave'] = array( 'success' => false, 'message' => $saved->get_error_message() ); } elseif ( empty( $saved ) ) { $response['wp_autosave'] = array( 'success' => false, 'message' => __( 'Error while saving.' ) ); } else { /* translators: draft saved date format, see http://php.net/date */ $draft_saved_date_format = __( 'g:i:s a' ); /* translators: %s: date and time */ $response['wp_autosave'] = array( 'success' => true, 'message' => sprintf( __( 'Draft saved at %s.' ), date_i18n( $draft_saved_date_format ) ) ); } } return $response; } /** * Disables autocomplete on the 'post' form (Add/Edit Post screens) for WebKit browsers, * as they disregard the autocomplete setting on the editor textarea. That can break the editor * when the user navigates to it with the browser's Back button. See #28037 * * @since 4.0 * * @global bool $is_safari * @global bool $is_chrome */ function post_form_autocomplete_off() { global $is_safari, $is_chrome; if ( $is_safari || $is_chrome ) { echo ' autocomplete="off"'; } } /** * Remove single-use URL parameters and create canonical link based on new URL. * * Remove specific query string parameters from a URL, create the canonical link, * put it in the admin header, and change the current URL to match. * * @since 4.2.0 */ function wp_admin_canonical_url() { $removable_query_args = wp_removable_query_args(); if ( empty( $removable_query_args ) ) { return; } // Ensure we're using an absolute URL. $current_url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ); $filtered_url = remove_query_arg( $removable_query_args, $current_url ); ?>