function aletheme_activation_is_config_writable()
{
$home_path = get_home_path();
$iis7_permalinks = iis7_supports_permalinks();
if ($iis7_permalinks) {
if (!file_exists($home_path . 'web.config') && win_is_writable($home_path) || win_is_writable($home_path . 'web.config')) {
$config_writable = true;
} else {
$config_writable = false;
}
} else {
if (!file_exists($home_path . '.htaccess') && is_writable($home_path) || is_writable($home_path . '.htaccess')) {
$config_writable = true;
} else {
$config_writable = false;
}
}
return $config_writable;
}
function modify_permalinks($permalink_structure, $page_structure)
{
require_once ABSPATH . 'wp-admin/includes/file.php';
require_once ABSPATH . 'wp-admin/includes/misc.php';
global $wp_rewrite;
# set the structure
$wp_rewrite->set_permalink_structure($permalink_structure);
$wp_rewrite->page_structure = $page_structure;
# get paths
$home_path = get_home_path();
$iis7_permalinks = iis7_supports_permalinks();
# check if there is a file to rewrite
if ($iis7_permalinks) {
$writable = !file_exists($home_path . 'web.config') && win_is_writable($home_path);
$writable = $writable || win_is_writable($home_path . 'web.config');
} else {
$writable = !file_exists($home_path . '.htaccess') && is_writable($home_path);
$writable = $writable || is_writable($home_path . '.htaccess');
}
# flush the rules
update_option('rewrite_rules', FALSE);
$wp_rewrite->flush_rules($writable);
}
/**
* Clean up dead files older than given length of time.
*
* @param int $minutes Consider older files than this time as dead files
* @return int|bool The number of removed files. Return false if error occurred.
*/
function cleanup($minutes = 60)
{
$dir = trailingslashit($this->tmp_dir);
if (!@is_dir($dir) || !@is_readable($dir)) {
return false;
}
$is_win = 'WIN' === strtoupper(substr(PHP_OS, 0, 3));
if (!($is_win ? win_is_writable($dir) : @is_writable($dir))) {
return false;
}
$count = 0;
if ($handle = @opendir($dir)) {
while (false !== ($filename = readdir($handle))) {
if (!preg_match('/^[0-9]+\\.(php|txt|png|gif|jpeg)$/', $filename)) {
continue;
}
$file = $dir . $filename;
$stat = @stat($file);
if ($stat['mtime'] + $minutes * 60 < time()) {
@unlink($file);
$count += 1;
}
}
closedir($handle);
}
return $count;
}
/**
* Workaround for Windows bug in is_writable() function
*
* PHP has issues with Windows ACL's for determine if a
* directory is writable or not, this works around them by
* checking the ability to open files rather than relying
* upon PHP to interprate the OS ACL.
*
* @since 2.8.0
*
* @see http://bugs.php.net/bug.php?id=27609
* @see http://bugs.php.net/bug.php?id=30931
*
* @param string $path Windows path to check for write-ability.
* @return bool Whether the path is writable.
*/
function win_is_writable($path)
{
if ($path[strlen($path) - 1] == '/') {
// if it looks like a directory, check a random file within the directory
return win_is_writable($path . uniqid(mt_rand()) . '.tmp');
} elseif (is_dir($path)) {
// If it's a directory (and not a file) check a random file within the directory
return win_is_writable($path . '/' . uniqid(mt_rand()) . '.tmp');
}
// check tmp file for read/write capabilities
$should_delete_tmp_file = !file_exists($path);
$f = @fopen($path, 'a');
if ($f === false) {
return false;
}
fclose($f);
if ($should_delete_tmp_file) {
unlink($path);
}
return true;
}
if (isset($_POST['tag_base'])) {
$tag_base = $_POST['tag_base'];
if (!empty($tag_base)) {
$tag_base = $blog_prefix . preg_replace('#/+#', '/', '/' . str_replace('#', '', $tag_base));
}
$wp_rewrite->set_tag_base($tag_base);
}
wp_redirect(admin_url('options-permalink.php?settings-updated=true'));
exit;
}
$permalink_structure = get_option('permalink_structure');
$category_base = get_option('category_base');
$tag_base = get_option('tag_base');
$update_required = false;
if ($iis7_permalinks) {
if (!file_exists($home_path . 'web.config') && win_is_writable($home_path) || win_is_writable($home_path . 'web.config')) {
$writable = true;
} else {
$writable = false;
}
} elseif ($is_nginx) {
$writable = false;
} else {
if (!file_exists($home_path . '.htaccess') && is_writable($home_path) || is_writable($home_path . '.htaccess')) {
$writable = true;
} else {
$writable = false;
$existing_rules = array_filter(extract_from_markers($home_path . '.htaccess', 'WordPress'));
$new_rules = array_filter(explode("\n", $wp_rewrite->mod_rewrite_rules()));
$update_required = $new_rules !== $existing_rules;
}
/**
* 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;
}
/**
* Determine if a directory is writable.
*
* This function is used to work around certain ACL issues
* in PHP primarily affecting Windows Servers.
*
* @see win_is_writable()
*
* @since 3.6.0
*
* @param string $path
* @return bool
*/
function wp_is_writable($path)
{
if ('WIN' === strtoupper(substr(PHP_OS, 0, 3))) {
return win_is_writable($path);
} else {
return @is_writable($path);
}
}
function step_permalinks_save()
{
global $nxt_rewrite, $current_site, $current_blog;
// Prevent debug notices
$iis7_permalinks = $usingpi = $writable = false;
if (isset($_POST['submit'])) {
check_admin_referer('bpwizard_permalinks');
$home_path = get_home_path();
$iis7_permalinks = iis7_supports_permalinks();
if (isset($_POST['permalink_structure'])) {
$permalink_structure = $_POST['permalink_structure'];
if (!empty($permalink_structure)) {
$permalink_structure = preg_replace('#/+#', '/', '/' . $_POST['permalink_structure']);
}
if (defined('VHOST') && constant('VHOST') == 'no' && $permalink_structure != '' && $current_site->domain . $current_site->path == $current_blog->domain . $current_blog->path) {
$permalink_structure = '/blog' . $permalink_structure;
}
$nxt_rewrite->set_permalink_structure($permalink_structure);
}
if (!empty($iis7_permalinks)) {
if (!file_exists($home_path . 'web.config') && win_is_writable($home_path) || win_is_writable($home_path . 'web.config')) {
$writable = true;
}
} else {
if (!file_exists($home_path . '.htaccess') && is_writable($home_path) || is_writable($home_path . '.htaccess')) {
$writable = true;
}
}
if ($nxt_rewrite->using_index_permalinks()) {
$usingpi = true;
}
$nxt_rewrite->flush_rules();
if (!empty($iis7_permalinks) || empty($usingpi) && empty($writable)) {
function _bp_core_wizard_step_permalinks_message()
{
global $nxt_rewrite;
?>
<div id="message" class="updated fade"><p>
<?php
_e('Oops, there was a problem creating a configuration file. ', 'buddypress');
if (!empty($iis7_permalinks)) {
if (!empty($permalink_structure) && empty($usingpi) && empty($writable)) {
_e('If your <code>web.config</code> file were <a href="http://codex.nxtclass.org/Changing_File_Permissions">writable</a>, we could do this automatically, but it isn’t so this is the url rewrite rule you should have in your <code>web.config</code> file. Click in the field and press <kbd>CTRL + a</kbd> to select all. Then insert this rule inside of the <code>/<configuration>/<system.webServer>/<rewrite>/<rules></code> element in <code>web.config</code> file.');
?>
<br /><br />
<textarea rows="9" class="large-text readonly" style="background: #fff;" name="rules" id="rules" readonly="readonly"><?php
echo esc_html($nxt_rewrite->iis7_url_rewrite_rules());
?>
</textarea>
<?php
} else {
if (!empty($permalink_structure) && empty($usingpi) && !empty($writable)) {
}
}
_e('Permalink structure updated. Remove write access on web.config file now!');
} else {
_e('If your <code>.htaccess</code> file were <a href="http://codex.nxtclass.org/Changing_File_Permissions">writable</a>, we could do this automatically, but it isn’t so these are the mod_rewrite rules you should have in your <code>.htaccess</code> file. Click in the field and press <kbd>CTRL + a</kbd> to select all.');
?>
<br /><br />
<textarea rows="6" class="large-text readonly" style="background: #fff;" name="rules" id="rules" readonly="readonly"><?php
echo esc_html($nxt_rewrite->mod_rewrite_rules());
?>
</textarea>
<?php
}
?>
<br /><br />
<?php
if (empty($iis7_permalinks)) {
_e('Paste all these rules into a new <code>.htaccess</code> file in the root of your NXTClass installation and save the file. Once you\'re done, please hit the "Save and Next" button to continue.', 'buddypress');
}
?>
</p></div>
<?php
}
if ('post' == strtolower($_SERVER['REQUEST_METHOD']) && !empty($_POST['skip-htaccess'])) {
return true;
} else {
add_action('bp_admin_notices', '_bp_core_wizard_step_permalinks_message');
return false;
}
}
return true;
}
return false;
}
/**
* Workaround for Windows bug in is_writable() function
*
* @since 2.8.0
*
* @param object $path
* @return bool
*/
function win_is_writable($path) {
/* will work in despite of Windows ACLs bug
* NOTE: use a trailing slash for folders!!!
* see http://bugs.php.net/bug.php?id=27609
* see http://bugs.php.net/bug.php?id=30931
*/
if ( $path{strlen($path)-1} == '/' ) // recursively return a temporary file path
return win_is_writable($path . uniqid(mt_rand()) . '.tmp');
else if ( is_dir($path) )
return win_is_writable($path . '/' . uniqid(mt_rand()) . '.tmp');
// check tmp file for read/write capabilities
$rm = file_exists($path);
$f = @fopen($path, 'a');
if ($f===false)
return false;
fclose($f);
if ( ! $rm )
unlink($path);
return true;
}
/**
* Workaround for Windows bug in is_writable() function
*
* @since 2.8.0
*
* @param string $path
* @return bool
*/
function win_is_writable($path)
{
/* will work in despite of Windows ACLs bug
* NOTE: use a trailing slash for folders!!!
* see http://bugs.php.net/bug.php?id=27609
* see http://bugs.php.net/bug.php?id=30931
*/
if ($path[strlen($path) - 1] == '/') {
// recursively return a temporary file path
return win_is_writable($path . uniqid(mt_rand()) . '.tmp');
} else {
if (is_dir($path)) {
return win_is_writable($path . '/' . uniqid(mt_rand()) . '.tmp');
}
}
// check tmp file for read/write capabilities
$should_delete_tmp_file = !file_exists($path);
$f = @fopen($path, 'a');
if ($f === false) {
return false;
}
fclose($f);
if ($should_delete_tmp_file) {
unlink($path);
}
return true;
}
/**
* Disable wincache's opcode cache
* @return void
*/
protected function _disable_wincache_ocache()
{
global $is_iis7;
if (version_compare(PHP_VERSION, '5.3.0') >= 0 && $is_iis7 && function_exists('wincache_ucache_add')) {
$file = trailingslashit(ABSPATH) . 'php5.ini';
if (!file_exists($file) || win_is_writable($file)) {
$directives = array();
if (file_exists($file)) {
$directives = parse_ini_file($file);
}
unset($directives['wincache.ocenabled']);
$this->_write_ini_file($file, $directives);
}
}
}
public static function regenerate_htaccess_file()
{
if (!function_exists('save_mod_rewrite_rules')) {
if (!function_exists('mysql2date')) {
require ABSPATH . '/wp-includes/functions.php';
}
if (!function_exists('get_home_path')) {
require ABSPATH . '/wp-admin/includes/file.php';
}
require ABSPATH . '/wp-admin/includes/misc.php';
}
global $is_nginx, $wp_rewrite;
$home_path = get_home_path();
$htaccess_file = $home_path . '.htaccess';
if (file_exists($htaccess_file)) {
unlink($htaccess_file);
}
$home_path = get_home_path();
$iis7_permalinks = iis7_supports_permalinks();
$prefix = $blog_prefix = '';
if (!got_url_rewrite()) {
$prefix = '/index.php';
}
if (is_multisite() && !is_subdomain_install() && is_main_site()) {
$blog_prefix = '/blog';
}
$permalink_structure = get_option('permalink_structure');
$category_base = get_option('category_base');
$tag_base = get_option('tag_base');
$update_required = false;
if ($iis7_permalinks) {
if (!file_exists($home_path . 'web.config') && win_is_writable($home_path) || win_is_writable($home_path . 'web.config')) {
$writable = true;
} else {
$writable = false;
}
} elseif ($is_nginx) {
$writable = false;
} else {
if (!file_exists($home_path . '.htaccess') && is_writable($home_path) || is_writable($home_path . '.htaccess')) {
$writable = true;
} else {
$writable = false;
$existing_rules = array_filter(extract_from_markers($home_path . '.htaccess', 'WordPress'));
$new_rules = array_filter(explode("\n", $wp_rewrite->mod_rewrite_rules()));
$update_required = $new_rules !== $existing_rules;
}
}
if ($wp_rewrite->using_index_permalinks()) {
$usingpi = true;
} else {
$usingpi = false;
}
flush_rewrite_rules();
save_mod_rewrite_rules();
}
public function cleanup_expired($minutes = 60)
{
$dir = trailingslashit($this->get_save_path());
$dir = wp_normalize_path($dir);
if (!@is_dir($dir) || !@is_readable($dir)) {
return false;
}
$is_win = 'WIN' === strtoupper(substr(PHP_OS, 0, 3));
if (!($is_win ? win_is_writable($dir) : @is_writable($dir))) {
return false;
}
hocwp_delete_old_file($dir, $minutes * MINUTE_IN_SECONDS);
$count = 0;
if ($handle = @opendir($dir)) {
while (false !== ($filename = readdir($handle))) {
if (!preg_match('/^[0-9]+\\.(php|txt|png|gif|jpeg)$/', $filename)) {
continue;
}
$file = wp_normalize_path($dir . $filename);
$stat = @stat($file);
if ($stat['mtime'] + $minutes * MINUTE_IN_SECONDS < time()) {
@unlink($file);
$count += 1;
}
}
closedir($handle);
}
return $count;
}
/**
* Clean up dead files older than given length of time.
*
* @param int $minutes Consider older files than this time as dead files
* @return int|bool The number of removed files. Return false if error occurred.
*/
public function cleanup($minutes = 60)
{
$dir = trailingslashit($this->tmp_dir);
$dir = wp_normalize_path($dir);
if (!@is_dir($dir) || !@is_readable($dir)) {
return false;
}
if (!($this->is_win() ? win_is_writable($dir) : @is_writable($dir))) {
return false;
}
$count = 0;
if ($handle = @opendir($dir)) {
while (false !== ($filename = readdir($handle))) {
if (!preg_match('/^[0-9]+\\.(php|txt|png|gif|jpeg)$/', $filename)) {
continue;
}
$file = wp_normalize_path($dir . $filename);
$stat = @stat($file);
if ($stat['mtime'] + $minutes * 60 < time()) {
@unlink($file);
$count += 1;
}
}
closedir($handle);
}
return $count;
}
/**
* win_is_writable function lifted from WordPress
* @param $path
* @return bool
*/
private function win_is_writable($path)
{
if ($path[strlen($path) - 1] == '/') {
return win_is_writable($path . uniqid(mt_rand()) . '.tmp');
} else {
if (is_dir($path)) {
return win_is_writable($path . '/' . uniqid(mt_rand()) . '.tmp');
}
}
$should_delete_tmp_file = !file_exists($path);
$f = @fopen($path, 'a');
if ($f === false) {
return false;
}
fclose($f);
if ($should_delete_tmp_file) {
unlink($path);
}
return true;
}
