<?php

namespace Zotlabs\Access;

use Zotlabs\Lib\Config;

/**
 * @brief PermissionRoles class.
 *
 * @see Permissions
 */
class PermissionRoles {

	/**
	 * @brief PermissionRoles version.
	 *
	 * This must match the version in Permissions.php before permission updates can run.
	 *
	 * @return number
	 */
	static public function version() {
		return 3;
	}

	static function role_perms($role) {

		$ret = array();

		$ret['role'] = $role;

		switch($role) {

			case 'public':
				$ret['default_collection'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage', 'view_pages', 'view_wiki',
					'send_stream', 'post_comments', 'post_mail', 'post_wall', 'chat', 'post_like', 'republish'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();
				$ret['limits']['post_comments'] = PERMS_AUTHED;
				$ret['limits']['post_mail'] = PERMS_AUTHED;
				$ret['limits']['post_like'] = PERMS_AUTHED;
				$ret['limits']['chat'] = PERMS_AUTHED;
				break;

			// Hubzilla default role
			case 'personal':
				$ret['default_collection'] = true;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage', 'view_pages', 'view_wiki',
					'send_stream', 'post_comments', 'post_mail', 'chat', 'post_like'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();
				$ret['limits']['view_contacts'] = PERMS_SPECIFIC;
				break;

			case 'group':
				$ret['default_collection'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'post_wall', 'post_comments',
					'post_mail', 'post_like', 'chat'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();
				$ret['channel_type'] = 'group';
				break;

			// Provide some defaults for the custom role so that we do not start
			// with no permissions at all if we create a new channel with this role
			case 'custom':
				$ret['default_collection'] = true;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage', 'view_pages', 'view_wiki',
					'send_stream', 'post_comments', 'post_mail', 'chat', 'post_like'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();
				break;

/*
			case 'social':
				$ret['perms_auto'] = false;
				$ret['default_collection'] = false;
				$ret['directory_publish'] = true;
				$ret['online'] = true;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
					'post_mail', 'chat', 'post_like', 'republish'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();

				break;

			case 'social_federation':
				$ret['perms_auto'] = false;
				$ret['default_collection'] = false;
				$ret['directory_publish'] = true;
				$ret['online'] = true;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
					'post_mail', 'chat', 'post_like', 'republish'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();
				$ret['limits']['post_comments'] = PERMS_AUTHED;
				$ret['limits']['post_mail'] = PERMS_AUTHED;
				$ret['limits']['post_like'] = PERMS_AUTHED;
				$ret['limits']['chat'] = PERMS_AUTHED;
				break;


			case 'social_restricted':
				$ret['perms_auto'] = false;
				$ret['default_collection'] = true;
				$ret['directory_publish'] = true;
				$ret['online'] = true;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
					'post_mail', 'chat', 'post_like'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();

				break;

			case 'social_private':
				$ret['perms_auto'] = false;
				$ret['default_collection'] = true;
				$ret['directory_publish'] = false;
				$ret['online'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
					'post_mail', 'post_like'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();
				$ret['limits']['view_contacts'] = PERMS_SPECIFIC;
				$ret['limits']['view_storage'] = PERMS_SPECIFIC;

				break;

			case 'forum':
				$ret['perms_auto'] = true;
				$ret['default_collection'] = false;
				$ret['directory_publish'] = true;
				$ret['online'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'post_wall', 'post_comments', 'tag_deliver',
					'post_mail', 'post_like' , 'republish', 'chat'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();
				$ret['channel_type'] = 'group';

				break;

			case 'forum_restricted':
				$ret['perms_auto'] = false;
				$ret['default_collection'] = true;
				$ret['directory_publish'] = true;
				$ret['online'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'post_wall', 'post_comments', 'tag_deliver',
					'post_mail', 'post_like' , 'chat' ];
				$ret['limits'] = PermissionLimits::Std_Limits();
				$ret['channel_type'] = 'group';

				break;

			case 'forum_private':
				$ret['perms_auto'] = false;
				$ret['default_collection'] = true;
				$ret['directory_publish'] = false;
				$ret['online'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'post_wall', 'post_comments',
					'post_mail', 'post_like' , 'chat'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();
				$ret['limits']['view_profile']  = PERMS_SPECIFIC;
				$ret['limits']['view_contacts'] = PERMS_SPECIFIC;
				$ret['limits']['view_storage']  = PERMS_SPECIFIC;
				$ret['limits']['view_pages']    = PERMS_SPECIFIC;
				$ret['limits']['view_wiki']     = PERMS_SPECIFIC;
				$ret['channel_type'] = 'group';

				break;

			case 'feed':
				$ret['perms_auto'] = true;
				$ret['default_collection'] = false;
				$ret['directory_publish'] = true;
				$ret['online'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
					'post_mail', 'post_like' , 'republish'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();

				break;

			case 'feed_restricted':
				$ret['perms_auto'] = false;
				$ret['default_collection'] = true;
				$ret['directory_publish'] = false;
				$ret['online'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'send_stream', 'post_wall', 'post_comments',
					'post_mail', 'post_like' , 'republish'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();

				break;

			case 'soapbox':
				$ret['perms_auto'] = true;
				$ret['default_collection'] = false;
				$ret['directory_publish'] = true;
				$ret['online'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'post_like' , 'republish'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();

				break;

			case 'repository':
				$ret['perms_auto'] = true;
				$ret['default_collection'] = false;
				$ret['directory_publish'] = true;
				$ret['online'] = false;
				$ret['perms_connect'] = [
					'view_stream', 'view_profile', 'view_contacts', 'view_storage',
					'view_pages', 'view_wiki', 'write_storage', 'write_pages', 'post_wall', 'post_comments', 'tag_deliver',
					'post_mail', 'post_like' , 'republish', 'chat', 'write_wiki'
				];
				$ret['limits'] = PermissionLimits::Std_Limits();
				$ret['channel_type'] = 'group';

				break;
*/

			default:
				break;
		}

		$x = Config::Get('system','role_perms');

		// let system settings over-ride any or all
		if($x && is_array($x) && array_key_exists($role,$x))
			$ret = array_merge($ret,$x[$role]);

		/**
		 * @hooks get_role_perms
		 *   * \e array
		 */
		call_hooks('get_role_perms', $ret);

		return $ret;
	}

	static public function new_custom_perms($uid,$perm,$abooks) {

		// set permissionlimits for this permission here, for example:

		// if($perm === 'mynewperm')
		// 		PermissionLimits::Set($uid,$perm,1);

		if($perm === 'view_wiki')
			PermissionLimits::Set($uid, $perm, PERMS_PUBLIC);

		if($perm === 'write_wiki')
			PermissionLimits::Set($uid, $perm, PERMS_SPECIFIC);


		// set autoperms here if applicable
		// choices are to set to 0, 1, or the value of an existing perm

		if(get_pconfig($uid,'system','autoperms')) {

			$c = channelx_by_n($uid);
			$value = 0;

			// if($perm === 'mynewperm')
			//	 $value = get_abconfig($uid,$c['channel_hash'],'autoperms','someexistingperm');

			if($perm === 'view_wiki')
				$value = get_abconfig($uid,$c['channel_hash'],'autoperms','view_pages');

			if($perm === 'write_wiki')
				$value = get_abconfig($uid,$c['channel_hash'],'autoperms','write_pages');

			if($c) {
				set_abconfig($uid,$c['channel_hash'],'autoperms',$perm,$value);
			}
		}

		// now set something for all existing connections.

		if($abooks) {
			foreach($abooks as $ab) {
				switch($perm) {
					// case 'mynewperm':
					// choices are to set to 1, set to 0, or clone an existing perm
					// set_abconfig($uid,$ab['abook_xchan'],'my_perms',$perm,
					//		intval(get_abconfig($uid,$ab['abook_xchan'],'my_perms','someexistingperm')));

					case 'view_wiki':
						set_abconfig($uid,$ab['abook_xchan'],'my_perms',$perm,
							intval(get_abconfig($uid,$ab['abook_xchan'],'my_perms','view_pages')));
						break;
					case 'write_wiki':
						set_abconfig($uid,$ab['abook_xchan'],'my_perms',$perm,
							intval(get_abconfig($uid,$ab['abook_xchan'],'my_perms','write_pages')));
						break;
					default:
						break;
				}
			}
		}
	}

	/**
	 * @brief Array with translated role names and grouping.
	 *
	 * Return an associative array with grouped role names that can be used
	 * to create select groups like in \e field_select_grouped.tpl.
	 *
	 * @return array
	 */
	static public function roles() {
		$roles = [

			t('Social Networking') => [
				'social_federation' => t('Social - Federation'),
				'social' => t('Social - Mostly Public'),
				'social_restricted' => t('Social - Restricted'),
				'social_private' => t('Social - Private')
			],

			t('Community Forum') => [
				'forum' => t('Forum - Mostly Public'),
				'forum_restricted' => t('Forum - Restricted'),
				'forum_private' => t('Forum - Private')
			],

			t('Feed Republish') => [
				'feed' => t('Feed - Mostly Public'),
				'feed_restricted' => t('Feed - Restricted')
			],

			t('Special Purpose') => [
				'soapbox' => t('Special - Celebrity/Soapbox'),
				'repository' => t('Special - Group Repository')
			],

			t('Other') => [
				'custom' => t('Custom/Expert Mode')
			]
		];

		call_hooks('list_permission_roles',$roles);

		return $roles;
	}

	/**
	 * @brief Array with translated role names and grouping.
	 *
	 * Return an associative array with role names that can be used
	 * to create select groups like in \e field_select_grouped.tpl.
	 *
	 * @return array
	 */
	static public function channel_roles() {
		$channel_roles = [
			//'public' => [t('Public'), t('A very permissive role suited for participation in the fediverse')],
			//'personal' => [t('Personal'), t('The $Projectname default role suited for a personal channel')],
			//'forum' => [t('Community forum'), t('This role configures your channel to act as an community forum')],
			//'custom' => [t('Custom'), t('This role comes with the presets of the personal role but allows you to configure it to your needs')]
			'public' => t('Public'),
			'personal' => t('Personal'),
			'group' => t('Community forum'),
			'custom' => t('Custom')
		];

		call_hooks('list_channel_roles', $channel_roles);

		return $channel_roles;
	}

}