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<?php
function spambot_settings_form($form_state) {
$form = array();
$numbers = array(
0 => t('Never'),
1 => 1,
2 => 2,
3 => 3,
4 => 4,
5 => 5,
6 => 6,
7 => 7,
8 => 8,
9 => 9,
10 => 10,
15 => 15,
20 => 20,
30 => 30,
40 => 40,
50 => 50,
60 => 60,
70 => 70,
80 => 80,
90 => 90,
100 => 100,
150 => 150,
200 => 200,
);
$form['criteria'] = array(
'#type' => 'fieldset',
'#title' => t('Spammer criteria'),
'#description' => t('A user account or an attempted user registration will be deemed a spammer if the email, username, or IP address has been reported to www.stopforumspam.com more times than the following thresholds.'),
'#collapsible' => TRUE,
);
$form['criteria']['spambot_criteria_email'] = array(
'#type' => 'select',
'#title' => t('Number of times the email has been reported is equal to or more than'),
'#description' => t('If the email address for a user or user registration has been reported to www.stopforumspam.com this many times, then it is deemed as a spammer.'),
'#options' => array(
0 => t('Don\'t use email as a criteria'),
) + $numbers,
'#default_value' => variable_get('spambot_criteria_email', 1),
);
$form['criteria']['spambot_criteria_username'] = array(
'#type' => 'select',
'#title' => t('Number of times the username has been reported is equal to or more than'),
'#description' => t('If the username for a user or user registration has been reported to www.stopforumspam.com this many times, then it is deemed as a spammer. Be careful about using this option as you may accidentally block genuine users who happen to choose the same username as a known spammer.'),
'#options' => array(
0 => t('Don\'t use username as a criteria'),
) + $numbers,
'#default_value' => variable_get('spambot_criteria_username', 0),
);
$form['criteria']['spambot_criteria_ip'] = array(
'#type' => 'select',
'#title' => t('Number of times the IP address has been reported is equal to or more than'),
'#description' => t('If the IP address for a user or user registration has been reported to www.stopforumspam.com this many times, then it is deemed as a spammer. Be careful about setting this threshold too low as IP addresses can change.'),
'#options' => array(
0 => t('Don\'t use IP address as a criteria'),
) + $numbers,
'#default_value' => variable_get('spambot_criteria_ip', 20),
);
$form['register'] = array(
'#type' => 'fieldset',
'#title' => t('User registration'),
'#collapsible' => TRUE,
);
$form['register']['spambot_user_register_protect'] = array(
'#type' => 'checkbox',
'#title' => t('Protect the user registration form'),
'#description' => t('If ticked, new user registrations will be tested if they match any known spammers and blacklisted.'),
'#default_value' => variable_get('spambot_user_register_protect', TRUE),
);
$form['register']['spambot_blocked_message_email'] = array(
'#type' => 'textarea',
'#title' => t('User registration blocked message (blocked email address)'),
'#rows' => 1,
'#default_value' => variable_get('spambot_blocked_message_email', t(SPAMBOT_DEFAULT_BLOCKED_MESSAGE)),
'#description' => t('Message to display when user registration is blocked due to email address. <br />Showing a specific reason why registration was blocked may make spambot easier to circumvent.<br />The following tokens are available: @email %email @username %username @ip %ip'),
);
$form['register']['spambot_blocked_message_username'] = array(
'#type' => 'textarea',
'#title' => t('User registration blocked message (blocked username)'),
'#rows' => 1,
'#default_value' => variable_get('spambot_blocked_message_username', t(SPAMBOT_DEFAULT_BLOCKED_MESSAGE)),
'#description' => t('Message to display when user registration is blocked due to username.'),
);
$form['register']['spambot_blocked_message_ip'] = array(
'#type' => 'textarea',
'#title' => t('User registration blocked message (blocked ip address)'),
'#rows' => 1,
'#default_value' => variable_get('spambot_blocked_message_ip', t(SPAMBOT_DEFAULT_BLOCKED_MESSAGE)),
'#description' => t('Message to display when user registration is blocked due to ip address.'),
);
$sleep_options = array(
0 => t('Don\'t delay'),
1 => t('1 second'),
);
foreach (array(
2,
3,
4,
5,
10,
20,
30,
) as $num) {
$sleep_options[$num] = t('@num seconds', array(
'@num' => $num,
));
}
$form['register']['spambot_blacklisted_delay'] = array(
'#type' => 'select',
'#title' => t('If blacklisted, delay for'),
'#description' => t('If an attempted user registration is blacklisted, you can choose to deliberately delay the request. This can be useful for slowing them down if they continually try to register.<br />Be careful about choosing too large a value for this as it may exceed your PHP max_execution_time.'),
'#options' => $sleep_options,
'#default_value' => variable_get('spambot_blacklisted_delay', 0),
);
$form['existing'] = array(
'#type' => 'fieldset',
'#title' => t('Scan existing accounts'),
'#description' => t('This module can also scan existing user accounts to see if they are known spammers. It works by checking user accounts with increasing uid\'s ie. user id 2, 3, 4 etc during cron.'),
'#collapsible' => TRUE,
);
$form['existing']['spambot_cron_user_limit'] = array(
'#type' => 'textfield',
'#title' => t('Maximum number of user accounts to scan per cron'),
'#description' => t('Enter the number of user accounts to scan for each cron. If you do not want to scan existing user accounts, leave this as 0.<br />Be careful not to make this value too large, as it will slow your cron execution down and may cause your site to query www.stopforumspam.com more times than allowed each day.'),
'#size' => 10,
'#default_value' => variable_get('spambot_cron_user_limit', 0),
);
$form['existing']['spambot_check_blocked_accounts'] = array(
'#type' => 'checkbox',
'#title' => t('Scan blocked accounts'),
'#description' => t('Tick this to scan blocked accounts. Otherwise blocked accounts are not scanned.'),
'#default_value' => variable_get('spambot_check_blocked_accounts', FALSE),
);
$form['existing']['spambot_spam_account_action'] = array(
'#type' => 'select',
'#title' => t('Action to take'),
'#description' => t('Please select what action to take for user accounts which are found to be spammers.<br />No action will be taken against accounts with the permission <em>protected from spambot scans</em> but they will be logged.'),
'#options' => array(
SPAMBOT_ACTION_NONE => t('None, just log it.'),
SPAMBOT_ACTION_BLOCK => t('Block user account'),
SPAMBOT_ACTION_DELETE => t('Delete user account'),
),
'#default_value' => variable_get('spambot_spam_account_action', SPAMBOT_ACTION_NONE),
);
$last_uid = variable_get('spambot_last_checked_uid', 0);
$suffix = '';
if ($last_uid) {
$num_checked = db_result(db_query("SELECT COUNT(uid) FROM {users} WHERE uid > 1 AND uid <= %d", $last_uid));
$num_left = db_result(db_query("SELECT COUNT(uid) FROM {users} WHERE uid > 1 AND uid > %d", $last_uid));
$last_uid = db_result(db_query("SELECT uid FROM {users} WHERE uid > 1 AND uid <= %d ORDER BY uid DESC LIMIT 1", $last_uid));
$account = user_load($last_uid);
$suffix = '<br />' . t('The last checked user account is: !account (uid @uid)', array(
'!account' => l(check_plain($account->name), 'user/' . $account->uid),
'@uid' => $account->uid,
));
}
else {
$num_checked = 0;
$num_left = db_result(db_query("SELECT COUNT(uid) FROM {users} WHERE uid > 1"));
}
$text = t('Accounts checked: @checked, Accounts remaining: @remaining', array(
'@checked' => $num_checked,
'@remaining' => $num_left,
));
$form['existing']['message'] = array(
'#type' => 'fieldset',
'#title' => t('Scan status'),
'#description' => $text . $suffix,
);
$form['existing']['spambot_last_checked_uid'] = array(
'#type' => 'textfield',
'#title' => t('Continue scanning after this user id'),
'#size' => 10,
'#description' => t('Scanning of existing user accounts has progressed to, and including, user id @uid and will continue by scanning accounts after user id @uid. If you wish to change where the scan continues scanning from, enter a different user id here. If you wish to scan all users again, enter a value of 0.', array(
'@uid' => $last_uid,
)),
'#default_value' => $last_uid,
);
$form['spambot_sfs_api_key'] = array(
'#type' => 'textfield',
'#title' => t('www.stopforumspam.com API key'),
'#description' => t('If you wish to report spammers to Stop Forum Spam, you need to register for an API key at the <a href="http://www.stopforumspam.com">Stop Forum Spam</a> website.'),
'#default_value' => variable_get('spambot_sfs_api_key', FALSE),
);
return system_settings_form($form);
}
