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add_option()/update_option() should pass the option name to get_option() pre-escaped. fixes #4690 for trunk 

git-svn-id: https://develop.svn.wordpress.org/trunk@5829 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Mark Jaquith 2007-08-01 19:14:10 +00:00
parent b01f6d8c75
commit c4889d1f21
1 changed files with 7 additions and 2 deletions
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9
wp-includes/functions.php
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@ -177,6 +177,7 @@ function is_serialized_string($data) {
/* Options functions */
// expects $setting to already be SQL-escaped
function get_option($setting) {
global $wpdb;
@ -276,18 +277,20 @@ function wp_load_alloptions() {
return $alloptions;
}
// expects $option_name to NOT be SQL-escaped
function update_option($option_name, $newvalue) {
global $wpdb;
wp_protect_special_option($option_name);
$safe_option_name = $wpdb->escape($option_name);
$newvalue = sanitize_option($option_name, $newvalue);
if ( is_string($newvalue) )
$newvalue = trim($newvalue);
// If the new and old values are the same, no need to update.
$oldvalue = get_option($option_name);
$oldvalue = get_option($safe_option_name);
if ( $newvalue === $oldvalue ) {
return false;
}
@ -325,15 +328,17 @@ function update_option($option_name, $newvalue) {
}
// thx Alex Stapleton, http://alex.vort-x.net/blog/
// expects $name to NOT be SQL-escaped
function add_option($name, $value = '', $description = '', $autoload = 'yes') {
global $wpdb;
wp_protect_special_option($name);
$safe_name = $wpdb->escape($name);
// Make sure the option doesn't already exist. We can check the 'notoptions' cache before we ask for a db query
$notoptions = wp_cache_get('notoptions', 'options');
if ( !is_array($notoptions) || !isset($notoptions[$name]) )
if ( false !== get_option($name) )
if ( false !== get_option($safe_name) )
return;
$value = maybe_serialize($value);