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admin.php
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admin.php
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<?php
/**
* The user interface and activation/deactivation methods for administering
* the Login Security Solution WordPress plugin
*
* @package login-security-solution
* @link https://wordpress.org/plugins/login-security-solution/
* @license http://www.gnu.org/licenses/gpl-2.0.html GPLv2
* @author Daniel Convissor <[email protected]>
* @copyright The Analysis and Solutions Company, 2012-2015
*/
/**
* The user interface and activation/deactivation methods for administering
* the Login Security Solution WordPress plugin
*
* @package login-security-solution
* @link https://wordpress.org/plugins/login-security-solution/
* @license http://www.gnu.org/licenses/gpl-2.0.html GPLv2
* @author Daniel Convissor <[email protected]>
* @copyright The Analysis and Solutions Company, 2012-2015
*/
class login_security_solution_admin extends login_security_solution {
/**
* The WP privilege level required to use the admin interface
* @var string
*/
protected $capability_required;
/**
* Metadata and labels for each element of the plugin's options
* @var array
*/
protected $fields;
/**
* URI for the forms' action attributes
* @var string
*/
protected $form_action;
/**
* Name of the page holding the options
* @var string
*/
protected $page_options;
/**
* Title for the plugin's settings page
* @var string
*/
protected $text_settings;
/**#@+
* NON-STANDARD: These properties are for the password change page.
*/
/**
* Key for the change password "don't remind me" checkbox
* @var string
*/
protected $key_checkbox_remind = 'check_remind';
/**
* Key for the change password "confirmation" checkbox
* @var string
*/
protected $key_checkbox_require = 'check_reqire';
/**
* ID slug for the plugin's password change page
* @var string
*/
protected $option_pw_force_change_name;
/**
* Text for the plugin's password change page "don't remind me" button
* @var string
*/
protected $text_button_remind;
/**
* Text for the plugin's password change page require button
* @var string
*/
protected $text_button_require;
/**
* Title for the plugin's password change page
* @var string
*/
protected $text_pw_force_change;
/**#@-*/
/**
* Sets the object's properties and options
*
* @return void
*
* @uses login_security_solution::initialize() to set the object's
* properties
* @uses login_security_solution_admin::set_fields() to populate the
* $fields property
*/
public function __construct() {
$this->initialize();
$this->set_fields();
// Translation already in WP combined with plugin's name.
$this->text_settings = self::NAME . ' ' . __('Settings');
if (is_multisite()) {
$this->capability_required = 'manage_network_options';
$this->form_action = '../options.php';
$this->page_options = 'settings.php';
} else {
$this->capability_required = 'manage_options';
$this->form_action = 'options.php';
$this->page_options = 'options-general.php';
}
// NON-STANDARD: This is for the password change page.
$this->option_pw_force_change_name = self::ID . '-pw-force-change-done';
$this->text_pw_force_change = __("Change All Passwords", 'login-security-solution');
$this->text_button_remind = __("Do not remind me about this", 'login-security-solution');
$this->text_button_require = __("Require All Passwords Be Changed", 'login-security-solution');
}
/*
* ===== ACTIVATION & DEACTIVATION CALLBACK METHODS =====
*/
/**
* Establishes the tables and settings when the plugin is activated
* @return void
*/
public function activate() {
global $wpdb;
if (is_multisite() && !is_network_admin()) {
die($this->hsc_utf8(sprintf(__("%s must be activated via the Network Admin interface when WordPress is in multistie network mode.", 'login-security-solution'), self::NAME)));
}
/*
* Create or alter the plugin's tables as needed.
*/
require_once ABSPATH . 'wp-admin/includes/upgrade.php';
// Note: dbDelta() requires two spaces after "PRIMARY KEY". Werid.
// WP's insert/prepare/etc don't handle NULL's (at least in 3.3).
// It also requires the keys to be named and there to be no space
// the column name and the key length.
$sql = "CREATE TABLE `$this->table_fail` (
fail_id BIGINT(20) NOT NULL AUTO_INCREMENT,
ip VARCHAR(39) NOT NULL DEFAULT '',
user_login VARCHAR(60) NOT NULL DEFAULT '',
pass_md5 varchar(64) NOT NULL DEFAULT '',
date_failed TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (fail_id),
KEY ip (ip(9)),
KEY user_login (user_login(5)),
KEY pass_md5 (pass_md5(10))
)";
dbDelta($sql);
if ($wpdb->last_error) {
die($wpdb->last_error);
}
/*
* Save this plugin's options to the database.
*/
if (is_multisite()) {
switch_to_blog(1);
}
update_option($this->option_name, $this->options);
add_option($this->option_pw_force_change_name, 0, '', 'no');
if (is_multisite()) {
restore_current_blog();
}
/*
* Store password hashes.
*/
if ($this->options['pw_reuse_count']) {
$i = 0;
while (true) {
$sql = "SELECT ID, user_pass FROM `$wpdb->users`
LIMIT $i, 1000";
$result = $wpdb->get_results($sql, ARRAY_A);
if (!$result) {
if ($i == 0) {
die(self::ID . ' could not find users.');
} else {
break;
}
}
foreach ($result as $user) {
if (!$this->save_pw_hash($user['ID'], $user['user_pass'])) {
die(self::ID . ' could not save password hash.');
}
}
$i += 1000;
}
}
}
/**
* Removes the tables and settings when the plugin is deactivated
* if the deactivate_deletes_data option is turned on
* @return void
*/
public function deactivate() {
global $wpdb;
$prior_error_setting = $wpdb->show_errors;
$wpdb->show_errors = false;
$denied = 'command denied to user';
$wpdb->query("DROP TABLE `$this->table_fail`");
if ($wpdb->last_error) {
if (strpos($wpdb->last_error, $denied) === false) {
die($wpdb->last_error);
}
}
$wpdb->show_errors = $prior_error_setting;
$package_id = self::ID;
$wpdb->escape_by_ref($package_id);
$wpdb->query("DELETE FROM `$wpdb->options`
WHERE option_name LIKE '$package_id%'");
$wpdb->query("DELETE FROM `$wpdb->usermeta`
WHERE meta_key LIKE '$package_id%'");
}
/*
* ===== ADMIN USER INTERFACE =====
*/
/**
* Sets the metadata and labels for each element of the plugin's
* options
*
* @return void
* @uses login_security_solution_admin::$fields to hold the data
*/
protected function set_fields() {
$this->fields = array(
'idle_timeout' => array(
'group' => 'misc',
'label' => __("Idle Timeout", 'login-security-solution'),
'text' => __("Close inactive sessions after this many minutes. 0 disables this feature.", 'login-security-solution'),
'type' => 'int',
),
'session_limit' => array(
'group' => 'misc',
'label' => __("Concurrent Session Limit", 'login-security-solution'),
'text' => __("The number of concurent sessions per user. NOTE: This feature only works when Idle Timeout is enabled. 0 disables this feature.", 'login-security-solution'),
'type' => 'int',
),
'block_author_query' => array(
'group' => 'misc',
'label' => __("Block Author Query", 'login-security-solution'),
'text' => __("Prevent attackers from discovering your users' names via the '?author=<id>' URI.", 'login-security-solution'),
'type' => 'bool',
'bool0' => __("Off, allow discovering authors.", 'login-security-solution'),
'bool1' => __("On, redirect requests to the home page.", 'login-security-solution'),
),
'disable_logins' => array(
'group' => 'misc',
'label' => __("Maintenance Mode", 'login-security-solution'),
'text' => __("Disable logins from users who are not administrators and disable posting of comments?", 'login-security-solution'),
'type' => 'bool',
'bool0' => __("Off, let all users log in.", 'login-security-solution'),
'bool1' => __("On, disable comments and only let administrators log in.", 'login-security-solution'),
),
'deactivate_deletes_data' => array(
'group' => 'misc',
'label' => __("Deactivation", 'login-security-solution'),
'text' => __("Should deactivating the plugin remove all of the plugin's data and settings?", 'login-security-solution'),
'type' => 'bool',
'bool0' => __("No, preserve the data for future use.", 'login-security-solution'),
'bool1' => __("Yes, delete the damn data.", 'login-security-solution'),
),
'login_fail_minutes' => array(
'group' => 'login',
'label' => __("Match Time", 'login-security-solution'),
'text' => __("How far back, in minutes, should login failures look for matching data? 0 disables Login Failure slow downs, notifications and breach confirmations.", 'login-security-solution'),
'type' => 'int',
),
'login_fail_tier_2' => array(
'group' => 'login',
'label' => __("Delay Tier 2", 'login-security-solution'),
'text' => sprintf(__("How many matching login failures should it take to get into this (%d - %d second) Delay Tier? Must be >= %d.", 'login-security-solution'), 4, 30, 2),
'type' => 'int',
'greater_than' => 2,
),
'login_fail_tier_3' => array(
'group' => 'login',
'label' => __("Delay Tier 3", 'login-security-solution'),
'text' => sprintf(__("How many matching login failures should it take to get into this (%d - %d second) Delay Tier? Must be > Delay Tier 2.", 'login-security-solution'), 25, 60),
'type' => 'int',
),
'login_fail_tier_dos' => array(
'group' => 'login',
'label' => __("DoS Tier", 'login-security-solution'),
'text' => __("How many matching login failures should it take until the plugin stops delaying responses (to avoid a Denial of Service problem)? 0 disables this feature. Must be > Delay Tier 3.", 'login-security-solution'),
'type' => 'int',
),
'admin_email' => array(
'group' => 'login',
'label' => __("Notifications To", 'login-security-solution'),
'text' => __("The email address(es) the failure and breach notifications should be sent to. For multiple addresses, separate them with commas. WordPress' 'admin_email' setting is used if none is provided here.", 'login-security-solution'),
'type' => 'string',
),
'login_fail_notify' => array(
'group' => 'login',
'label' => __("Failure Notification", 'login-security-solution'),
'text' => __("Notify the administrator after x matching login failures. 0 disables this feature.", 'login-security-solution'),
'type' => 'int',
),
'login_fail_notify_multiple' => array(
'group' => 'login',
'label' => __("Multiple Failure Notifications", 'login-security-solution'),
'text' => __("Should multiple failure notifications be sent to the administrators?", 'login-security-solution'),
'type' => 'bool',
'bool0' => __("No, just notify them the first time that x matching login failures happen.", 'login-security-solution'),
'bool1' => __("Yes, notify them upon every x matching login failures.", 'login-security-solution'),
),
'login_fail_breach_notify' => array(
'group' => 'login',
'label' => __("Breach Notification", 'login-security-solution'),
'text' => __("Notify the administrator if a successful login uses data matching x login failures. 0 disables this feature.", 'login-security-solution'),
'type' => 'int',
),
'login_fail_breach_pw_force_change' => array(
'group' => 'login',
'label' => __("Breach Email Confirm", 'login-security-solution'),
'text' => __("If a successful login uses data matching x login failures, immediately log the user out and require them to use WordPress' lost password process. 0 disables this feature.", 'login-security-solution'),
'type' => 'int',
),
'pw_length' => array(
'group' => 'pw',
'label' => __("Length", 'login-security-solution'),
'text' => sprintf(__("How long must passwords be? Must be >= %d.", 'login-security-solution'), 10),
'type' => 'int',
'greater_than' => 10,
),
'pw_complexity_exemption_length' => array(
'group' => 'pw',
'label' => __("Complexity Exemption", 'login-security-solution'),
'text' => sprintf(__("How long must passwords be to be exempt from the complexity requirements? Must be >= %d.", 'login-security-solution'), 20),
'type' => 'int',
'greater_than' => 20,
),
'pw_dict_file' => array(
'group' => 'pw',
'label' => __("Dict Program Index File", 'login-security-solution'),
'text' => sprintf(__("The path and name of the 'dict' index file to examine for common words.", 'login-security-solution')),
'type' => 'string',
),
'pw_change_days' => array(
'group' => 'pw',
'label' => __("Aging", 'login-security-solution'),
'text' => __("How many days old can a password be before requiring it be changed? Not recommended. 0 disables this feature.", 'login-security-solution'),
'type' => 'int',
),
'pw_change_grace_period_minutes' => array(
'group' => 'pw',
'label' => __("Grace Period", 'login-security-solution'),
'text' => sprintf(__("How many minutes should a user have to change their password once they know it has expired? Must be >= %d.", 'login-security-solution'), 5),
'type' => 'int',
'greater_than' => 5,
),
'pw_reuse_count' => array(
'group' => 'pw',
'label' => __("History", 'login-security-solution'),
'text' => __("How many passwords should be remembered? Prevents reuse of old passwords. 0 disables this feature.", 'login-security-solution'),
'type' => 'int',
),
'login_fail_delete_interval' => array(
'group' => 'retention',
'label' => __("Deletion Interval", 'login-security-solution'),
'text' => sprintf(__("Run the deletion process upon every x login failures. 0 disables this feature. Suggested value: %d.", 'login-security-solution'), 1000),
'type' => 'int',
),
'login_fail_delete_days' => array(
'group' => 'retention',
'label' => __("Deletion Days", 'login-security-solution'),
'text' => __("Delete records older than x days.", 'login-security-solution'),
'type' => 'int',
),
);
}
/**
* A filter to add a "Settings" link in this plugin's description
*
* NOTE: This method is automatically called by WordPress for each
* plugin being displayed on WordPress' Plugins admin page.
*
* @param array $links the links generated thus far
* @return array
*/
public function plugin_action_links($links) {
// Translation already in WP.
$links[] = '<a href="' . $this->hsc_utf8($this->page_options)
. '?page=' . self::ID . '">'
. $this->hsc_utf8(__('Settings')) . '</a>';
// NON-STANDARD: This is for the password change page.
$links[] = '<a href="' . $this->hsc_utf8($this->page_options)
. '?page=' . $this->hsc_utf8($this->option_pw_force_change_name)
. '">' . $this->hsc_utf8($this->text_pw_force_change) . '</a>';
return $links;
}
/**
* Declares a menu item and callback for this plugin's settings page
*
* NOTE: This method is automatically called by WordPress when
* any admin page is rendered
*/
public function admin_menu() {
add_submenu_page(
$this->page_options,
$this->text_settings,
self::NAME,
$this->capability_required,
self::ID,
array(&$this, 'page_settings')
);
}
/**
* Declares the callbacks for rendering and validating this plugin's
* settings sections and fields
*
* NOTE: This method is automatically called by WordPress when
* any admin page is rendered
*/
public function admin_init() {
register_setting(
$this->option_name,
$this->option_name,
array(&$this, 'validate')
);
add_settings_section(
self::ID . '-login',
$this->hsc_utf8(__("Login Failure Policies", 'login-security-solution')),
array(&$this, 'section_login'),
self::ID
);
add_settings_section(
self::ID . '-retention',
$this->hsc_utf8(__("Data Retention Policies", 'login-security-solution')),
array(&$this, 'section_retention'),
self::ID
);
add_settings_section(
self::ID . '-pw',
$this->hsc_utf8(__("Password Policies", 'login-security-solution')),
'__return_empty_string',
self::ID
);
add_settings_section(
self::ID . '-misc',
$this->hsc_utf8(__("Miscellaneous Policies", 'login-security-solution')),
'__return_empty_string',
self::ID
);
// Dynamically declare each field using the info in $fields.
foreach ($this->fields as $id => $field) {
add_settings_field(
$id,
'<label for="' . $this->hsc_utf8($id) . '">'
. $this->hsc_utf8($field['label']) . '</label>',
array(&$this, $id),
self::ID,
self::ID . '-' . $field['group']
);
}
}
/**
* The callback for rendering the settings page
* @return void
*/
public function page_settings() {
if (is_multisite()) {
// WordPress doesn't show the successs/error messages on
// the Network Admin screen, at least in version 3.3.1,
// so force it to happen for now.
include_once ABSPATH . 'wp-admin/options-head.php';
}
screen_icon('options-general');
echo '<h2>' . $this->hsc_utf8($this->text_settings) . '</h2>';
echo '<form action="' . $this->hsc_utf8($this->form_action) . '" method="post">' . "\n";
settings_fields($this->option_name);
do_settings_sections(self::ID);
submit_button();
echo '</form>';
}
/**
* The callback for rendering the "Login Failures Policy" section
* @return void
*/
public function section_login() {
echo '<p>';
echo $this->hsc_utf8(__("This plugin stores the IP address, username and password for each failed log in attempt.", 'login-security-solution'));
echo ' ';
echo $this->hsc_utf8(__("The data from future login failures are compared against the historical data.", 'login-security-solution'));
echo ' ';
echo $this->hsc_utf8(__("If any of the data points match, the plugin delays printing out the failure message.", 'login-security-solution'));
echo ' ';
echo $this->hsc_utf8(__("The goal is for the responses to take so long that the attackers give up and go find an easier target.", 'login-security-solution'));
echo ' ';
echo $this->hsc_utf8(__("The length of the delay is broken up into three tiers.", 'login-security-solution'));
echo ' ';
echo $this->hsc_utf8(__("The amount of the delay increases in higher tiers.", 'login-security-solution'));
echo ' ';
echo $this->hsc_utf8(__("The delay time within each tier is randomized to complicate profiling by attackers.", 'login-security-solution'));
echo '</p>';
}
/**
* The callback for rendering the "Data Retention Policies" section
* @return void
*/
public function section_retention() {
echo '<p>';
echo $this->hsc_utf8(sprintf(__("The means for automatically deleting old records from the %s table.", 'login-security-solution'),$this->table_fail));
echo '</p>';
}
/**
* The callback for rendering the fields
* @return void
*
* @uses login_security_solution_admin::input_radio() for rendering
* radio buttons
* @uses login_security_solution_admin::input_int() for rendering
* text input boxes
*/
public function __call($name, $params) {
if (empty($this->fields[$name]['type'])) {
return;
}
switch ($this->fields[$name]['type']) {
case 'bool':
$this->input_radio($name);
break;
case 'int':
$this->input_int($name);
break;
case 'string':
$this->input_string($name);
break;
}
}
/**
* Renders the radio button inputs
* @return void
*/
protected function input_radio($name) {
echo $this->hsc_utf8($this->fields[$name]['text']) . '<br/>';
echo '<input type="radio" value="0" name="'
. $this->hsc_utf8($this->option_name)
. '[' . $this->hsc_utf8($name) . ']"'
. ($this->options[$name] ? '' : ' checked="checked"') . ' /> ';
echo $this->hsc_utf8($this->fields[$name]['bool0']);
echo '<br/>';
echo '<input type="radio" value="1" name="'
. $this->hsc_utf8($this->option_name)
. '[' . $this->hsc_utf8($name) . ']"'
. ($this->options[$name] ? ' checked="checked"' : '') . ' /> ';
echo $this->hsc_utf8($this->fields[$name]['bool1']);
}
/**
* Renders the text input boxes for editing integers
* @return void
*/
protected function input_int($name) {
echo '<input type="text" size="3" name="'
. $this->hsc_utf8($this->option_name)
. '[' . $this->hsc_utf8($name) . ']"'
. ' id="' . $this->hsc_utf8($name) . '"'
. ' value="' . $this->hsc_utf8($this->options[$name]) . '" /> ';
echo $this->hsc_utf8($this->fields[$name]['text']
. ' ' . __('Default:', 'login-security-solution') . ' '
. $this->options_default[$name] . '.');
}
/**
* Renders the text input boxes for editing strings
* @return void
*/
protected function input_string($name) {
echo '<input type="text" size="75" name="'
. $this->hsc_utf8($this->option_name)
. '[' . $this->hsc_utf8($name) . ']"'
. ' id="' . $this->hsc_utf8($name) . '"'
. ' value="' . $this->hsc_utf8($this->options[$name]) . '" /> ';
echo '<br />';
echo $this->hsc_utf8($this->fields[$name]['text']
. ' ' . __('Default:', 'login-security-solution') . ' '
. $this->options_default[$name] . '.');
}
/**
* Validates the user input
*
* NOTE: WordPress saves the data even if this method says there are
* errors. So this method sets any inappropriate data to the default
* values.
*
* @param array $in the input submitted by the form
* @return array the sanitized data to be saved
*/
public function validate($in) {
$out = $this->options_default;
if (!is_array($in)) {
// Not translating this since only hackers will see it.
add_settings_error($this->option_name,
$this->hsc_utf8($this->option_name),
'Input must be an array.');
return $out;
}
$gt_format = __("must be >= '%s',", 'login-security-solution');
$default = __("so we used the default value instead.", 'login-security-solution');
// Dynamically validate each field using the info in $fields.
foreach ($this->fields as $name => $field) {
if (!array_key_exists($name, $in)) {
continue;
}
if (!is_scalar($in[$name])) {
// Not translating this since only hackers will see it.
add_settings_error($this->option_name,
$this->hsc_utf8($name),
$this->hsc_utf8("'" . $field['label'])
. "' was not a scalar, $default");
continue;
}
switch ($field['type']) {
case 'bool':
if ($in[$name] != 0 && $in[$name] != 1) {
// Not translating this since only hackers will see it.
add_settings_error($this->option_name,
$this->hsc_utf8($name),
$this->hsc_utf8("'" . $field['label']
. "' must be '0' or '1', $default"));
continue 2;
}
break;
case 'int':
if (!ctype_digit($in[$name])) {
add_settings_error($this->option_name,
$this->hsc_utf8($name),
$this->hsc_utf8("'" . $field['label'] . "' "
. __("must be an integer,", 'login-security-solution')
. ' ' . $default));
continue 2;
}
if (array_key_exists('greater_than', $field)
&& $in[$name] < $field['greater_than'])
{
add_settings_error($this->option_name,
$this->hsc_utf8($name),
$this->hsc_utf8("'" . $field['label'] . "' "
. sprintf($gt_format, $field['greater_than'])
. ' ' . $default));
continue 2;
}
break;
}
if ($name == 'disable_logins' && $in[$name] == 1) {
$out[$name] = wp_get_current_user()->display_name;
} else {
$out[$name] = $in[$name];
}
}
// Special check to make sure Delay Tier 3 > Delay Tier 2.
$name = 'login_fail_tier_3';
if ($out[$name] <= $out['login_fail_tier_2']) {
add_settings_error($this->option_name,
$this->hsc_utf8($name),
$this->hsc_utf8("'" . $this->fields[$name]['label'] . "' "
. sprintf($gt_format, $this->fields['login_fail_tier_2']['label'])
. ' ' . $default));
$out[$name] = $out['login_fail_tier_2'] + 5;
}
// Special check to make sure Delay Tier 4 > Delay Tier 3.
$name = 'login_fail_tier_dos';
if ($out[$name] && $out[$name] <= $out['login_fail_tier_3']) {
add_settings_error($this->option_name,
$this->hsc_utf8($name),
$this->hsc_utf8("'" . $this->fields[$name]['label'] . "' "
. sprintf($gt_format, $this->fields['login_fail_tier_3']['label'])
. ' ' . $default));
$out[$name] = $out['login_fail_tier_3'] + 5;
}
// Speical check to ensure reuse count is set if aging is enabled.
$name = 'pw_reuse_count';
if ($out['pw_change_days'] && !$out[$name]) {
add_settings_error($this->option_name,
$this->hsc_utf8($name),
$this->hsc_utf8("'" . $this->fields[$name]['label'] . "' "
. sprintf($gt_format, 1)
. ' ' . $default));
$out[$name] = 5;
}
return $out;
}
/*
* ===== NON-STANDARD: ADMIN UI FOR FORCING PASSWORD CHANGES =====
*/
/**
* Declares a menu item and callback for the force password change page
*
* NOTE: This method is automatically called by WordPress when
* any admin page is rendered
*/
public function admin_menu_pw_force_change() {
add_submenu_page(
$this->page_options,
$this->text_pw_force_change,
$this->text_pw_force_change,
$this->capability_required,
$this->option_pw_force_change_name,
array(&$this, 'page_pw_force_change')
);
}
/**
* Tells WP not to display this item in the settings menu
*
* NOTE: This method is automatically called by WordPress when
* any admin page is rendered
*/
public function admin_menu_pw_force_change_hide() {
remove_submenu_page($this->page_options, $this->option_pw_force_change_name);
}
/**
* Declares the callbacks for rendering and validating the
* force password change page
*
* NOTE: This method is automatically called by WordPress when
* any admin page is rendered
*/
public function admin_init_pw_force_change() {
register_setting(
$this->option_pw_force_change_name,
$this->option_pw_force_change_name,
array(&$this, 'validate_pw_force_change')
);
add_settings_field(
'checkbox',
'',
array(&$this, 'field_blank'),
$this->option_pw_force_change_name
);
add_settings_field(
'submit',
'',
array(&$this, 'field_blank'),
$this->option_pw_force_change_name
);
}
/**
* The callback for rendering the force password change page
* @return void
*/
public function page_pw_force_change() {
echo '<h2>' . $this->hsc_utf8($this->text_pw_force_change) . '</h2>';
echo '<p>';
echo $this->hsc_utf8(__("There may be cases where everyone's password should be reset.", 'login-security-solution'));
echo ' ';
echo $this->hsc_utf8(sprintf(__("This page, provided by the %s plugin, offers that functionality.", 'login-security-solution'), self::NAME));
echo '</p>';
echo '<p>';
echo $this->hsc_utf8(__("Submitting this form sets a flag that forces all users, except yourself, to utilize WordPress' built in password reset functionality.", 'login-security-solution'));
echo ' ';
echo $this->hsc_utf8(__("Users who are presently logged in will be logged out the next time they view a page that requires authentication.", 'login-security-solution'));
echo '</p>';
echo '<form action="' . $this->hsc_utf8($this->form_action) . '" method="post">' . "\n";
settings_fields($this->option_pw_force_change_name);
$this->echo_div();
echo '<p><strong><input type="checkbox" value="1" name="'
. $this->hsc_utf8($this->option_pw_force_change_name)
. '[' . $this->hsc_utf8($this->key_checkbox_require)
. ']" /> ';
echo $this->hsc_utf8(__("Confirm that you want to force all users to change their passwords by checking this box, then click the button, below.", 'login-security-solution'));
echo '</strong></p>';
// This function escapes output.
submit_button(
$this->text_button_require,
'primary',
$this->option_pw_force_change_name . '[submit]'
);
echo "</div>\n";
if (!$this->was_pw_force_change_done()) {
$this->echo_div();
echo '<p><input type="checkbox" value="1" name="'
. $this->hsc_utf8($this->option_pw_force_change_name)
. '[' . $this->hsc_utf8($this->key_checkbox_remind)
. ']" /> ';
echo $this->hsc_utf8(__("No thanks. I know what I'm doing. Please don't remind me about this.", 'login-security-solution'));
echo '</p>';
// This function escapes output.
submit_button(
$this->text_button_remind,
'secondary',
$this->option_pw_force_change_name . '[submit]'
);
echo "</div>\n";
}
echo '</form>';
}
/**
* Receives the user input and calls the force_change() method
*
* @param array $in the input submitted by the form
* @return array an empty array
*
* @uses login_security_solution_admin::force_change_for_all() to flag
* everyone's account with the password change requirement
*/
public function validate_pw_force_change($in) {
$out = $this->was_pw_force_change_done();
if (is_array($in)
&& !empty($in['submit'])
&& is_scalar($in['submit']))
{
$crossed = $this->hsc_utf8(__("You have checked a box that does not correspond with the button you pressed. Please check and press buttons inside the same section.", 'login-security-solution'));
$confirm = __("Please confirm that you really want to do this. Put a check in the '%s' box before hitting the submit button.", 'login-security-solution');
switch ($in['submit']) {
case $this->text_button_remind:
if (!empty($in[$this->key_checkbox_require])) {
add_settings_error($this->option_pw_force_change_name,
$this->hsc_utf8($this->option_pw_force_change_name),
$crossed);
} elseif (empty($in[$this->key_checkbox_remind])) {
add_settings_error($this->option_pw_force_change_name,
$this->hsc_utf8($this->option_pw_force_change_name),
$this->hsc_utf8(sprintf($confirm, __("No thanks", 'login-security-solution'))));
} else {
// Translation already in WP.
add_settings_error($this->option_pw_force_change_name,
$this->hsc_utf8($this->option_pw_force_change_name),
$this->hsc_utf8(__("Success!")),
'updated');
$out = 1;
}
break;
case $this->text_button_require:
if (!empty($in[$this->key_checkbox_remind])) {
add_settings_error($this->option_pw_force_change_name,
$this->hsc_utf8($this->option_pw_force_change_name),
$crossed);
} elseif (empty($in[$this->key_checkbox_require])) {
add_settings_error($this->option_pw_force_change_name,
$this->hsc_utf8($this->option_pw_force_change_name),
$this->hsc_utf8(sprintf($confirm, __("Confirm", 'login-security-solution'))));
} else {
$result = $this->force_change_for_all();
if ($result === true) {
// Translation already in WP.
add_settings_error($this->option_pw_force_change_name,
$this->hsc_utf8($this->option_pw_force_change_name),
$this->hsc_utf8(__("Success!")), 'updated');
$out = 1;
} else {
add_settings_error($this->option_pw_force_change_name,
$this->hsc_utf8($this->option_pw_force_change_name),
$this->hsc_utf8($result));
}
}
break;
}
}
return $out;
}
/**
* Produces a notice at the top of each admin page, telling admins
* that the system is in maintenance mode
*
* NOTE: This method is automatically called by WordPress when
* any admin page is rendered AND our Maintenance Mode feature is on.
*
* @return void
*/
public function admin_notices_disable_logins() {
if (!current_user_can('manage_options')) {
return;
}
echo '<div class="error">';
$self = false;
if (ctype_digit($this->options['disable_logins'])) {
// The setting's value in older versions was 0 or 1.
$user = __('an administrator', 'login-security-solution');
} else {
// Version 0.42.0 began putting user's name into the setting.
$user = $this->options['disable_logins'];
if ($user == wp_get_current_user()->display_name) {
$self = true;
}
}
echo '<p><strong>';
if ($self) {
echo $this->hsc_utf8(__("NOTICE: you turned on Maintenance Mode at some point. It disables new comments and keeps non-administrators from logging in.", 'login-security-solution'));
} else {
echo $this->hsc_utf8(sprintf(__("WARNING: the site in Maintenance Mode. Talk to %s before making any changes.", 'login-security-solution'), $user));
}
echo '</strong></p>';
if (current_user_can('administrator')) {
echo '<p><strong>';
echo $this->hsc_utf8(__("To turn this off, go to Settings | Login Security Solution | Maintenance Mode.", 'login-security-solution'));
echo '</strong></p>';
}
echo "</div>\n";
}
/**
* Produces a notice at the top of each admin page, telling admins to
* run the Change All Passwords process
*
* NOTE: This method is automatically called by WordPress when
* any admin page is rendered AND our Change All Passwords function
* has not been called.
*
* @return void
*/
public function admin_notices_pw_force_change() {
if (!current_user_can($this->capability_required)) {
return;
}
echo '<div class="error">';