glotpress_rosetta-roles.php

<?php

class GP_WPorg_Rosetta_Roles extends GP_Plugin {
	var $id = 'wporg-rosetta-roles';

	function __construct() {
		parent::__construct();
		$this->add_filter( 'pre_can_user', array( 'args' => 2, 'priority' => 9 ) );
	}

	function pre_can_user( $verdict, $args ) {
		if ( ! class_exists( 'BP_Roles' ) )
			require_once( BACKPRESS_PATH . 'class.bp-roles.php' );
		if ( ! class_exists( 'BP_User' ) )
			require_once( BACKPRESS_PATH . 'class.bp-user.php' );
		$user = new BP_User( $args['user_id'] );

		// 78 = global.wordpress.org. Administrators on this site are considered global admins in GlotPress.
		if ( ! empty( $user->ros_78_capabilities ) && is_array( $user->ros_78_capabilities ) && ! empty( $user->ros_78_capabilities['administrator'] ) )
			return true;

		if ( $args['action'] !== 'approve' || ! in_array( $args['object_type'], array( 'project|locale|set-slug', 'translation-set' ) ) )
			return false;
 
		if ( ! $locale_slug = $this->get_locale_slug( $args['object_type'], $args['object_id'] ) )
			return false;

		if ( ! $maybe_cap_key = $this->get_cap_key( $locale_slug ) )
			return false;

		$user->cap_key = $maybe_cap_key;
		$user->caps = &$user->{$user->cap_key};
		if ( ! is_array( $user->caps ) )
			$user->caps = array();
		$user->get_role_caps();
		foreach ( array( 'administrator', 'editor', 'author', 'contributor', 'validator' ) as $role ) {
			if ( $user->has_cap( $role ) )
				return true;
		}
		return false;
	}

	function get_locale_slug( $object_type, $object_id ) {
		switch ( $object_type ) {
			case 'translation-set' :
				return GP::$translation_set->get( $object_id )->locale;
				break;
			case 'project|locale|set-slug' :
				list( , $locale ) = explode( '|', $object_id );
				return $locale;
				break;
		}
		return false;
	}

	function get_cap_key( $locale_slug ) {
		global $gpdb;
		static $ros_blogs, $ros_locale_assoc;

		$gp_locale = GP_Locales::by_slug( $locale_slug );
		if ( ! $gp_locale || ! isset( $gp_locale->wp_locale ) )
			return false;

		$wp_locale = $gp_locale->wp_locale;

		if ( ! isset( $ros_blogs ) ) {
			$ros_locale_assoc = $gpdb->get_results( "SELECT locale, subdomain FROM locales", OBJECT_K );
			$ros_blogs = $gpdb->get_results( "SELECT domain, blog_id FROM ros_blogs", OBJECT_K );
		}

		if ( isset( $ros_locale_assoc[ $wp_locale ] ) )
			$subdomain = $ros_locale_assoc[ $wp_locale ]->subdomain;
		else
			return false;

		if ( isset( $ros_blogs[ "$subdomain.wordpress.org" ] ) )
			return 'ros_' . $ros_blogs[ "$subdomain.wordpress.org" ]->blog_id . '_capabilities';

		return false;
	}
}
GP::$plugins->wporg_rosetta_roles = new GP_WPorg_Rosetta_Roles;

rosetta-db-tables.sql

CREATE TABLE IF NOT EXISTS `languages` (
  `lang_id` int(11) NOT NULL AUTO_INCREMENT,
  `slug` varchar(7) NOT NULL DEFAULT '',
  `name` varchar(250) NOT NULL DEFAULT '',
  PRIMARY KEY (`lang_id`),
  KEY `slug` (`slug`)
) ENGINE=InnoDB  DEFAULT CHARSET=latin1;

CREATE TABLE IF NOT EXISTS `locales` (
  `locale` varchar(20) NOT NULL DEFAULT '',
  `subdomain` varchar(20) NOT NULL DEFAULT '',
  `complete` enum('yes','no') DEFAULT 'no',
  `latest_release` varchar(16) DEFAULT NULL,
  PRIMARY KEY (`subdomain`),
  KEY `locale` (`locale`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1;

wordpress_role-modifications.php

<?php
/*
 * Plugin Name: Rosetta Role Modifications
 * Author: Andrew Nacin
 */

add_filter( 'gettext_with_context', 'ros_rename_user_roles', 10, 4 );
function ros_rename_user_roles( $translated, $text, $context, $domain ) {
	if ( $domain !== 'default' || $context !== 'User role' )
		return $translated;
	if ( 'Validator' === $text )
		return __( 'Validator', 'rosetta' );
	return $translated;
}

add_action( 'admin_menu', 'ros_remove_widgets_menu' );
function ros_remove_widgets_menu() {
	remove_submenu_page( 'themes.php', 'themes.php' );
	remove_submenu_page( 'themes.php', 'widgets.php' );
}

add_filter( 'editable_roles', 'ros_editable_roles' );
function ros_editable_roles( $roles ) {
	$subscriber = $roles['subscriber'];
	unset( $roles['subscriber'] );
	reset( $roles );
	$roles['subscriber'] = $subscriber;
	if ( ! is_super_admin() )
		unset( $roles['administrator'] );
	return $roles;
}

add_filter( 'admin_init', 'ros_role_modifications' );
function ros_role_modifications() {
	if ( ! get_role( 'validator' ) )
		add_role( 'validator', __( 'Validator', 'rosetta' ), array( 'read' => true, 'level_0' => true ) );
	$editor_role = & get_role( 'editor' );
	if ( $editor_role && ! $editor_role->has_cap( 'remove_users' ) ) {
		$editor_role->add_cap( 'edit_theme_options' );
		$editor_role->add_cap( 'list_users' );
		$editor_role->add_cap( 'promote_users' );
		$editor_role->add_cap( 'remove_users' );
	}
}