Version 0.10.0

- remove depricated PHP function 'split'
- restrict access to plugin.php and plugin pages to admin only
- add option to allow individual plugin pages to non-admin
- remove disallowed plugin pages from link list
- fix undefined variables and typos
- add hooks to allow plugins to filter various data
This commit is contained in:
Joshua P Panter 2018-09-07 00:51:09 -04:00
parent 6d4c5d65a8
commit e885a3f28a
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@ -3,7 +3,7 @@
Plugin Name: Authorization Manager
Plugin URI: https://github.com/nicwaller/yourls-authmgr-plugin
Description: Restrict classes of users to specific functions
Version: 0.9.3
Version: 0.10.0
Author: nicwaller
Author URI: https://github.com/nicwaller
*/
@ -81,17 +81,37 @@ function authmgr_intercept_admin() {
'activate' => AuthmgrCapability::ManagePlugins,
'deactivate' => AuthmgrCapability::ManagePlugins,
);
// allow manipulation of this list
// allow manipulation of this list ( be mindfull of extending Authmgr Capability class if needed )
yourls_apply_filter( 'authmgr_action_capability_map', $action_capability_map);
// intercept requests for plugin management
if ( isset( $_REQUEST['plugin'] ) ) {
// Intercept requests for plugin management
if( isset( $_SERVER['REQUEST_URI'] ) && preg_match('/\/admin\/plugins\.php.*/', $_SERVER['REQUEST_URI'] ) ) {
// Is this a plugin page request?
if ( isset( $_REQUEST['page'] ) ) {
// Is this an allowed plugin?
global $authmgr_allowed_plugin_pages;
if ( authmgr_have_capability( AuthmgrCapability::ManagePlugins ) !== true) {
$r = $_REQUEST['page'];
if(!in_array($r, $authmgr_allowed_plugin_pages ) ) {
yourls_redirect( yourls_admin_url( '?access=denied' ), 302 );
}
}
} else {
// Should this user touch plugins?
if ( authmgr_have_capability( AuthmgrCapability::ManagePlugins ) !== true) {
yourls_redirect( yourls_admin_url( '?access=denied' ), 302 );
}
}
// intercept requests for global plugin management actions
if (isset( $_REQUEST['plugin'] ) ) {
$action_keyword = $_REQUEST['action'];
$cap_needed = $action_capability_map[$action_keyword];
if ( $cap_needed !== NULL && authmgr_have_capability( $cap_needed ) !== true) {
yourls_redirect( yourls_admin_url( '?access=denied' ), 302 );
}
}
}
// Key actions like Add/Edit/Delete are AJAX requests
if ( yourls_is_Ajax() ) {
@ -108,6 +128,23 @@ function authmgr_intercept_admin() {
}
}
}
/*
* This is a cosmetic filter that removes disallowed plugins from link list
*/
yourls_add_filter( 'admin_sublinks', 'authmgr_admin_sublinks' );
function authmgr_admin_sublinks( $links ) {
global $authmgr_allowed_plugin_pages;
if ( authmgr_have_capability( AuthmgrCapability::ManagePlugins ) !== true) {
foreach( $links['plugins'] as $link => $ar ) {
if(!in_array($link, $authmgr_allowed_plugin_pages) )
unset($links['plugins'][$link]);
}
}
sort($links['plugins']);
return $links;
}
yourls_add_filter( 'logout_link', 'authmgr_html_append_roles' );
/**
@ -160,7 +197,7 @@ function authmgr_enumerate_current_capabilities() {
}
function authmgr_enumerate_all_capabilities() {
return array(
$return = array(
AuthmgrCapability::ShowAdmin,
AuthmgrCapability::AddURL,
AuthmgrCapability::DeleteURL,
@ -169,6 +206,10 @@ function authmgr_enumerate_all_capabilities() {
AuthmgrCapability::API,
AuthmgrCapability::ViewStats,
);
// allow manipulation of this list ( be mindfull of extending the AuthmgrCapability class if needed )
yourls_apply_filter( 'authmgr_enumerate_all_capabilities', $return);
return $return;
}
/*
@ -198,7 +239,7 @@ function authmgr_check_anon_capability( $original, $capability ) {
if ( $original === true ) return true;
// Make sure the anon rights list has been setup
authmgr_environment_check();
authmgr_env_check();
// Check list of capabilities that don't require authentication
return in_array( $capability, $authmgr_anon_capabilities );
@ -215,7 +256,7 @@ function authmgr_check_user_capability( $original, $capability ) {
if ( $original === true ) return true;
// ensure $authmgr_role_capabilities has been set up
authmgr_environment_check();
authmgr_env_check();
// If the user is not authenticated, then give up because only users have roles.
$authenticated = yourls_is_valid_user();
@ -250,7 +291,7 @@ function authmgr_check_admin_ipranges( $original, $capability ) {
if ( $original === true ) return true;
// ensure $authmgr_admin_ipranges is setup
authmgr_environment_check();
authmgr_env_check();
foreach ($authmgr_admin_ipranges as $range) {
if ( authmgr_cidr_match( $_SERVER['REMOTE_ADDR'], $range ) )
@ -316,10 +357,12 @@ function authmgr_user_has_role_in_config( $original, $username, $rolename ) {
/********************* VALIDATE CONFIGURATION ************************/
function authmgr_environment_check() {
function authmgr_env_check() {
global $authmgr_anon_capabilities;
global $authmgr_role_capabilities;
global $authmgr_role_assignment;
global $authmgr_admin_ipranges;
global $authmgr_allowed_plugin_pages;
if ( !isset( $authmgr_anon_capabilities) ) {
$authmgr_anon_capabilities = array();
@ -355,12 +398,17 @@ function authmgr_environment_check() {
$authmgr_role_assignment = array();
}
if ( !isset( $authmgr_iprange_roles ) ) {
if ( !isset( $authmgr_admin_ipranges ) ) {
$authmgr_admin_ipranges = array(
'127.0.0.0/8',
);
}
if ( !isset( $authmgr_allowed_plugin_pages ) ) {
$authmgr_allowed_plugin_pages = array(
);
}
// convert role assignment table to lower case if it hasn't been done already
// this makes searches much easier!
$authmgr_role_assignment_lower = array();
@ -372,6 +420,15 @@ function authmgr_environment_check() {
$authmgr_role_assignment = $authmgr_role_assignment_lower;
unset($authmgr_role_assignment_lower);
// allow manipulation of env by other plugins ( be mindfull of extending AuthmgrCapability and AuthmgrRoles classes if needed )
$a = $authmgr_anon_capabilities;
$b = $authmgr_role_capabilities;
$c = $authmgr_role_assignment;
$d = $authmgr_admin_ipranges;
$e = $authmgr_allowed_plugin_pages;
yourls_apply_filter( 'authmgr_env_check', $a, $b, $c, $d, $e );
return true;
}
@ -382,7 +439,7 @@ function authmgr_environment_check() {
* http://stackoverflow.com/questions/594112/matching-an-ip-to-a-cidr-mask-in-php5
*/
function authmgr_cidr_match($ip, $range) {
list ($subnet, $bits) = split('/', $range);
list ($subnet, $bits) = explode('/', $range);
$ip = ip2long($ip);
$subnet = ip2long($subnet);
$mask = -1 << (32 - $bits);