/**
* Checks if the spammer is in our database.
*
* @param string $nonce
*
* @return boolean
*/
private function _checkDbNonces($nonce)
{
$return = false;
$all = get_option($this->_core->getDbNonces());
if (is_array($all)) {
if (array_key_exists($nonce, $all)) {
$return = true;
}
}
return $return;
}
/**
* Display the honeypot URL
*/
public function getHtmlHoneyPotUrl()
{
$url = $this->_core->getOptionElement('php', 'honeypoturl');
$words = array('intermittently', 'tawse', 'goldurn', 'coemption', 'semipurposive', 'tensibly', 'dissident', 'reductive', 'plowstaff', 'sprang', 'intersoluble', 'mildly', 'unrumpled', 'freeway', 'overappreciative', 'prealliance', 'hypercoagulability', 'makalu', 'aspersive', 'colleagueship', 'feminacy', 'cuirie', 'vanir', 'unvitalized', 'noncreativity', 'interproportional', 'areosystyle', 'exsolve', 'replow', 'septuor', 'comptrollership', 'mortarless', 'ruddily', 'find', 'poppy', 'knowledgeless', 'amenorrheal', 'referenced', 'veranda', 'parishad', 'lexeme', 'expediency', 'anemotropism', 'bangalay', 'complexional', 'uneminent', 'stephenville', 'lozenge', 'archiepiscopacy', 'propitiable');
$keys = array_rand($words, 2);
$text = $words[$keys[0]] . '-' . $words[$keys[1]];
$url_array[] = '<div style="display: none;"><a href="%s">%s</a></div>';
$url_array[] = '<a href="%s" style="display: none;">%s</a>';
$url_array[] = '<a href="%s"><span style="display: none;">%s</span></a>';
$url_array[] = '<a href="%s"><!-- %s --></a>';
$url_array[] = '<!-- <a href="%s">%s</a> -->';
$url_array[] = '<div style="position: absolute; top: -250px; left: -250px;"><a href="%s">%s</a></div>';
$url_array[] = '<a href="%s"><span style="display: none;">%s</span></a>';
$full_url = sprintf($url_array[array_rand($url_array)], $url, $text);
return $full_url;
}
/**
* Called on activation of the plugin.
*/
public function installPlugin()
{
global $wpdb;
// Add Cron Job, the action is added in the Public class.
if (!wp_next_scheduled('avhfdas_clean_nonce')) {
wp_schedule_event(time(), 'daily', 'avhfdas_clean_nonce');
}
// Setup nonces db in options
if (!get_option($this->_core->getDbNonces())) {
update_option($this->_core->getDbNonces(), $this->_core->getDefaultNonces());
wp_cache_flush();
// Delete cache
}
// Setup the DB Tables
$charset_collate = '';
if (version_compare($wpdb->db_version(), '4.1.0', '>=')) {
if (!empty($wpdb->charset)) {
$charset_collate = 'DEFAULT CHARACTER SET ' . $wpdb->charset;
}
if (!empty($wpdb->collate)) {
$charset_collate .= ' COLLATE ' . $wpdb->collate;
}
}
if ($wpdb->get_var('show tables like \'' . $wpdb->avhfdasipcache . '\'') === null) {
$sql = 'CREATE TABLE `' . $wpdb->avhfdasipcache . '` (
`ip` int(10) unsigned NOT null,
`added` datetime NOT null DEFAULT \'0000-00-00 00:00:00\',
`lastseen` datetime NOT null DEFAULT \'0000-00-00 00:00:00\',
`spam` tinyint(1) NOT null,
PRIMARY KEY (`ip`),
KEY `added` (`added`),
KEY `lastseen` (`lastseen`)
) ' . $charset_collate . ';';
$wpdb->query($sql);
}
}