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<?php
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// $Id: blogspam.module,v 1.2 2009/01/06 08:27:24 chrissearle Exp $
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/**
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* @file
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*
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* Use blogspam (http://blogspam.net) for testing comments
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*/
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/**
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* Implementation of hook_menu().
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*/
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function blogspam_menu() {
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$items = array();
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$items['admin/settings/blogspam'] = array(
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'title' => 'Blogspam',
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'description' => 'Configure server to use for blogspam.',
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'page callback' => 'drupal_get_form',
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'page arguments' => array('blogspam_admin_settings'),
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'access arguments' => array('administer site configuration'),
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'type' => MENU_NORMAL_ITEM,
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);
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return $items;
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}
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function blogspam_admin_settings() {
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$form['blogspam_server'] = array(
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'#type' => 'textfield',
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'#title' => t('Blogspam server to use'),
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'#default_value' => variable_get('blogspam_server', 'http://test.blogspam.net:8888/'),
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'#description' => t('Which blogspam server do you wish to use?'),
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);
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$form['blogspam_xmlrpc_error'] = array(
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'#type' => 'radios',
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'#title' => t('Allow comment post if blogspam server is down?'),
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'#options' => array(
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t('Allow all comments'),
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t('Block all comments')),
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'#default_value' => variable_get('blogspam_xmlrpc_error', 0),
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'#description' => t('If the server is down - how should we handle comments?'),
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);
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$form['blogspam_option_maxlinks'] = array(
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'#type' => 'textfield',
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'#title' => t('Link count'),
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'#default_value' => variable_get('blogspam_option_maxlinks', 10),
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'#description' => t('If a comment contains this many links or more then it will be rejected.'),
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);
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$form['blogspam_stats'] = array(
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'#type' => 'fieldset',
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'#title' => t('Statistics to date'),
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);
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$stats = _blogspam_stats();
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$form['blogspam_stats']['ok'] = array(
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'#type' => 'item',
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'#title' => t('Accepted'),
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'#value' => $stats['ok'],
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);
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$form['blogspam_stats']['spam'] = array(
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'#type' => 'item',
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'#title' => t('Rejected as spam'),
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'#value' => $stats['spam'],
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);
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return system_settings_form($form);
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}
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/**
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* Implementation of hook_comment().
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*/
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function blogspam_comment($comment, $op) {
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switch ($op) {
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case 'validate':
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global $base_url;
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if (!$comment['author']) {
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$struct = array(
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'ip' => ip_address(),
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'comment' => $comment['comment'],
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'agent' => $_SERVER['HTTP_USER_AGENT'],
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'site' => $base_url,
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'options' => implode(',', array('max-links='. variable_get('blogspam_option_maxlinks', 10))),
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);
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if ($comment['name']) {
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$struct['name'] = $comment['name'];
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}
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if ($comment['mail']) {
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$struct['email'] = $comment['mail'];
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}
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if ($comment['subject']) {
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$struct['subject'] = $comment['subject'];
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}
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$check = xmlrpc(variable_get('blogspam_server', 'http://test.blogspam.net:8888/'), 'testComment', $struct);
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$xmlrpc_error_flag = variable_get('blogspam_xmlrpc_error', 0);
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if ($check == FALSE) {
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watchdog('blogspam',
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"Call to Blogspam checker failed with code %code and message %msg",
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array('%code' => xmlrpc_errno(), '%msg' => xmlrpc_error_msg()));
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if ($xmlrpc_error_flag == 1) {
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form_set_error('comment', t("Unable to check comment with blogspam - please try again later"));
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}
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}
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elseif ($check != "OK") {
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form_set_error('comment', t("Blogspam checker has blocked this post due to: ") . $check);
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}
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}
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break;
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}
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}
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/**
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* Get stats.
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*/
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function _blogspam_stats() {
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global $base_url;
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$stats = xmlrpc(variable_get('blogspam_server', 'http://test.blogspam.net:8888/'), 'getStats', $base_url);
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if ($stats == FALSE) {
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watchdog('blogspam',
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"Call to Blogspam stats failed with code %code and message %msg",
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array('%code' => xmlrpc_errno(), '%msg' => xmlrpc_error_msg()));
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return array('ok' => t('Unknown'),
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'spam' => t('Unknown'));
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}
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return $stats;
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}
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