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iis7_save_url_rewrite_rules()

Updates the IIS web.config file with the current rules if it is writable.

Description

If the permalinks do not require rewrite rules then the rules are deleted from the web.config file.

Return

(bool|null) True on write success, false on failure. Null in multisite.

Source

File: wp-admin/includes/misc.php

function iis7_save_url_rewrite_rules() {
	if ( is_multisite() ) {
		return;
	}

	global $wp_rewrite;

	// Ensure get_home_path() is declared.
	require_once( ABSPATH . 'wp-admin/includes/file.php' );

	$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;
}

Changelog

Version Description
2.8.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/iis7_save_url_rewrite_rules