131 lines
3.4 KiB
PHP
131 lines
3.4 KiB
PHP
<?php
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/**
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* @file
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* Administrative functionality for the Ban module.
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*/
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/**
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* Page callback; Displays banned IP addresses.
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*
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* @param string $default_ip
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* (optional) IP address to be passed on to drupal_get_form() for
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* use as the default value of the IP address form field.
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*/
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function ban_admin_page($default_ip = '') {
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$rows = array();
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$header = array(t('banned IP addresses'), t('Operations'));
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$result = db_query('SELECT * FROM {ban_ip}');
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foreach ($result as $ip) {
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$rows[] = array(
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$ip->ip,
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l(t('delete'), "admin/config/people/ban/delete/$ip->iid"),
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);
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}
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$build['ban_ip_form'] = drupal_get_form('ban_ip_form', $default_ip);
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$build['ban_ip_banning_table'] = array(
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'#theme' => 'table',
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'#header' => $header,
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'#rows' => $rows,
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'#empty' => t('No blocked IP addresses available.'),
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);
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return $build;
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}
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/**
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* Form constructor for banning an IP address.
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*
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* @param string $default_ip
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* An IP address to ban, used as default value.
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*
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* @see ban_ip_form_validate()
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* @see ban_ip_form_submit()
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*
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* @ingroup forms
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*/
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function ban_ip_form($form, &$form_state, $default_ip) {
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$form['ip'] = array(
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'#title' => t('IP address'),
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'#type' => 'textfield',
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'#size' => 48,
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'#maxlength' => 40,
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'#default_value' => $default_ip,
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'#description' => t('Enter a valid IP address.'),
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);
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$form['actions'] = array('#type' => 'actions');
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$form['actions']['submit'] = array(
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'#type' => 'submit',
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'#value' => t('Add'),
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);
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return $form;
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}
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/**
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* Form validation handler for ban_ip_form().
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*
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* @see ban_ip_form_submit()
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*/
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function ban_ip_form_validate($form, &$form_state) {
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$ip = trim($form_state['values']['ip']);
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if (db_query("SELECT * FROM {ban_ip} WHERE ip = :ip", array(':ip' => $ip))->fetchField()) {
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form_set_error('ip', t('This IP address is already banned.'));
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}
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elseif ($ip == ip_address()) {
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form_set_error('ip', t('You may not ban your own IP address.'));
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}
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elseif (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_RES_RANGE) == FALSE) {
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form_set_error('ip', t('Enter a valid IP address.'));
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}
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}
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/**
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* Form submission handler for ban_ip_form().
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*
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* @see ban_ip_form_validate()
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*/
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function ban_ip_form_submit($form, &$form_state) {
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$ip = trim($form_state['values']['ip']);
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db_insert('ban_ip')
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->fields(array('ip' => $ip))
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->execute();
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drupal_set_message(t('The IP address %ip has been banned.', array('%ip' => $ip)));
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$form_state['redirect'] = 'admin/config/people/ban';
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}
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/**
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* Form constructor to unban an IP address.
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*
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* @param array $ban_ip
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* The IP address record to unban, as provided by ban_ip_load().
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*
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* @see ban_ip_delete_submit()
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*/
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function ban_ip_delete_form($form, &$form_state, array $ban_ip) {
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$form['ban_ip'] = array(
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'#type' => 'value',
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'#value' => $ban_ip,
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);
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return confirm_form($form,
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t('Are you sure you want to delete %ip?', array('%ip' => $ban_ip['ip'])),
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'admin/config/people/ban',
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NULL,
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t('Delete')
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);
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}
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/**
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* Form submission handler for ban_ip_delete_form().
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*/
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function ban_ip_delete_form_submit($form, &$form_state) {
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$banned_ip = $form_state['values']['ban_ip'];
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db_delete('ban_ip')
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->condition('iid', $banned_ip['iid'])
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->execute();
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watchdog('user', 'Deleted %ip', array('%ip' => $banned_ip['ip']));
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drupal_set_message(t('The IP address %ip was deleted.', array('%ip' => $banned_ip['ip'])));
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$form_state['redirect'] = 'admin/config/people/ban';
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}
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