<?php

namespace wpforo\classes;

use stdClass;
use WP_User;

// Exit if accessed directly
if( ! defined( 'ABSPATH' ) ) exit;

class Permissions {
	public $default;
	public $accesses;
	public $cans;

	function __construct() {
		$this->init_defaults();
		$this->init_cans();
		$this->init();
		add_action( 'wpforo_after_init_classes', function() {
			if( WPF()->is_installed() ) $this->init_current_user_accesses();
		} );
		add_action( 'wpforo_after_change_board', function() {
			if( WPF()->is_installed() && ! is_null( WPF()->forum ) ) $this->init_current_user_accesses();
		} );
	}

	private function init_defaults() {
		$this->default         = new stdClass;
		$this->default->access = [
			'accessid' => 0,
			'access'   => '',
			'title'    => '',
			'cans'     => '',
		];
		$this->default->cans   = [
			'vf'   => __( 'Can view forum', 'wpforo' ),
			'enf'  => __( 'Can enter forum', 'wpforo' ),
			'ct'   => __( 'Can create topic', 'wpforo' ),
			'vt'   => __( 'Can view topic', 'wpforo' ),
			'ent'  => __( 'Can enter topic', 'wpforo' ),
			'et'   => __( 'Can edit topic', 'wpforo' ),
			'dt'   => __( 'Can delete topic', 'wpforo' ),
			'cr'   => __( 'Can post reply', 'wpforo' ),
			'ocr'  => __( 'Can reply to own topic', 'wpforo' ),
			'vr'   => __( 'Can view replies', 'wpforo' ),
			'er'   => __( 'Can edit replies', 'wpforo' ),
			'dr'   => __( 'Can delete replies', 'wpforo' ),
			'eot'  => __( 'Can edit own topic', 'wpforo' ),
			'eor'  => __( 'Can edit own reply', 'wpforo' ),
			'dot'  => __( 'Can delete own topic', 'wpforo' ),
			'dor'  => __( 'Can delete own reply', 'wpforo' ),
			'tag'  => __( 'Can add tags', 'wpforo' ),
			'sb'   => __( 'Can subscribe', 'wpforo' ),
			'l'    => __( 'Can like', 'wpforo' ),
			'r'    => __( 'Can report', 'wpforo' ),
			's'    => __( 'Can set topic sticky', 'wpforo' ),
			'p'    => __( 'Can set topic private', 'wpforo' ),
			'op'   => __( 'Can set own topic private', 'wpforo' ),
			'vp'   => __( 'Can view private topic', 'wpforo' ),
			'au'   => __( 'Can approve/unapprove content', 'wpforo' ),
			'sv'   => __( 'Can set topic solved', 'wpforo' ),
			'osv'  => __( 'Can set own topic solved', 'wpforo' ),
			'v'    => __( 'Can vote', 'wpforo' ),
			'vop'  => __( 'Can leave voice posts', 'wpforo' ),
			'vlp'  => __( 'Can listen voice posts', 'wpforo' ),
			'a'    => __( 'Can attach file', 'wpforo' ),
			'va'   => __( 'Can view attached files', 'wpforo' ),
			'at'   => __( 'Can set topic answered', 'wpforo' ),
			'oat'  => __( 'Can set own topic answered', 'wpforo' ),
			'aot'  => __( 'Can answer own question', 'wpforo' ),
			'cot'  => __( 'Can close topic', 'wpforo' ),
			'mt'   => __( 'Can move topic', 'wpforo' ),
			// Poll-related permissions moved to wpForo Polls plugin
		];
	}

	private function init_cans() {
		$this->cans = apply_filters( 'wpforo_init_cans', $this->default->cans );
	}

	private function init() {
		if( WPF()->is_installed() ) {
			if( $accesses = $this->get_accesses() ) {
				foreach( $accesses as $access ) {
					$this->accesses[ intval( $access['accessid'] ) ] = $this->accesses[ $access['access'] ] = $access;
				}
			}
		}
	}

	private function init_current_user_accesses() {
		WPF()->current_user_accesses = $this->get_forum_accesses_by_usergroup();
	}

	public function fix_access( $access ) {
		$access         = wpforo_array_args_cast_and_merge( (array) $access, $this->default->access );
		$cans           = array_map( '__return_zero', $this->cans );
		$access['cans'] = maybe_unserialize( $access['cans'] );
		if( is_array( $access['cans'] ) ) {
			$access['cans'] = wpforo_array_args_cast_and_merge( $access['cans'], $cans );
		} else {
			$access['cans'] = $cans;
		}

		return $access;
	}

	/**
	 *
	 * @param string|int $access
	 *
	 * @return array access row by access key
	 */
	function get_access( $access ) {
		if( wpforo_is_id( $access ) ) {
			$access = intval( $access );
		} else {
			$access = sanitize_text_field( $access );
		}
		if( ! empty( $this->accesses[ $access ] ) ) return $this->accesses[ $access ];

		$sql = "SELECT * FROM " . WPF()->tables->accesses;
		if( is_int( $access ) ) {
			$sql .= " WHERE `accessid` = %d";
		} else {
			$sql .= " WHERE `access` = %s";
		}

		$access_row = $this->fix_access( WPF()->db->get_row( WPF()->db->prepare( $sql, $access ), ARRAY_A ) );
		/**
		 * Filter after getting an access row to allow add-ons to adjust permissions dynamically.
		 * Example: Polls add-on sets default poll permissions per access level.
		 *
		 * @since 2.4.0
		 * @param array $access_row
		 */
		$access_row = apply_filters( 'wpforo_after_get_access', $access_row );
		return $access_row;
	}


	/**
	 * get all accesses from accesses table
	 *
	 * @return array|null
	 */
	function get_accesses() {
		$sql = "SELECT * FROM " . WPF()->tables->accesses . " ORDER BY `accessid`";

		$rows = array_map( [ $this, 'fix_access' ], WPF()->db->get_results( $sql, ARRAY_A ) );
		// Allow add-ons to adjust each access after retrieval (e.g., apply default poll permissions)
		$rows = array_map( function( $row ) { return apply_filters( 'wpforo_after_get_access', $row ); }, $rows );
		return $rows;
	}

	/**
	 * @param array $access
	 *
	 * @return int|bool inserted id or false
	 */
	function add( $access ) {
		if( ! ( $access['title'] = sanitize_text_field( $access['title'] ) ) ) {
			WPF()->notice->add( 'Access title is empty', 'error' );

			return false;
		}

		if( ! $access['access'] ) $access['access'] = uniqid();

		/**
		 * Allow add-ons to adjust access data before adding.
		 * Example: Polls add-on injects default poll permissions.
		 *
		 * @since 2.4.0
		 * @param array $access
		 */
		$access = apply_filters( 'wpforo_before_add_access', $access );

		$i    = 2;
		$slug = $access['access'];
		while( WPF()->db->get_var( WPF()->db->prepare( "SELECT `access` FROM " . WPF()->tables->accesses . " WHERE `access` = %s", sanitize_text_field( $slug ) ) ) ) {
			$slug = $access['access'] . '-' . $i;
			$i ++;
		}

		if( WPF()->db->insert(
			WPF()->tables->accesses, [
			'title'  => $access['title'],
			'access' => sanitize_text_field(
				$slug
			),
			'cans'   => serialize(
				$access['cans']
			),
		],  [ '%s', '%s', '%s', ]
		) ) {
			$access['accessid'] = WPF()->db->insert_id;
			WPF()->notice->add( 'Access successfully added', 'success' );

			return $access['accessid'];
		}

		WPF()->notice->add( 'Access add error', 'error' );

		return false;
	}

	/**
	 * @param array $access
	 *
	 * @return bool|int edited id or false
	 */
	function edit( $access ) {
		/**
		 * Allow add-ons to adjust access data before editing.
		 * Example: Polls add-on injects/ensures poll permissions are present.
		 *
		 * @since 2.4.0
		 * @param array $access
		 */
		$access = apply_filters( 'wpforo_before_edit_access', $access );
		if( false !== WPF()->db->update( WPF()->tables->accesses, [
				'title' => sanitize_text_field( $access['title'] ),
				'cans'  => serialize( $access['cans'] ),
			], [
			                                 'accessid' => $access['accessid'],
		                                 ], [ '%s', '%s' ], [ '%d' ] ) ) {
			WPF()->notice->add( 'Access successfully edited', 'success' );

			return $access['accessid'];
		}

		WPF()->notice->add( 'Access edit error', 'error' );

		return false;
	}

	/**
	 * @param int $accessid
	 *
	 * @return bool|int deleted id or false
	 */
	function delete( $accessid ) {
		$accessid = intval( $accessid );
		if( ! $accessid ) {
			WPF()->notice->add( 'Access delete error', 'error' );

			return false;
		}

		if( false !== WPF()->db->delete( WPF()->tables->accesses, [ 'accessid' => $accessid ], [ '%d' ] ) ) {
			WPF()->notice->add( 'Access successfully deleted', 'success' );

			return $accessid;
		}

		WPF()->notice->add( 'Access delete error', 'error' );

		return false;
	}

	function forum_can( $do, $forumid = null, $groupids = null ) {
		/**
		 * filter for other add-ons to manage can_attach bool value.
		 * e.g. PM add-on attachment function.
		 */
		$filter_forum_can = apply_filters( 'wpforo_permissions_forum_can', null, $do, $forumid, $groupids );
		if( ! is_null( $filter_forum_can ) ) return (int) (bool) $filter_forum_can;

		if( ( is_null( $groupids ) && ! WPF()->current_user_groupids ) || ! $do ) return 0;

		//User Forum accesses from Current Object of Current user
		if( is_null( $groupids ) && WPF()->current_user_accesses ) {
			$forum_id = (int) ( is_null( $forumid ) ? wpfval( WPF()->current_object, 'forum', 'forumid' ) : ( wpfkey( $forumid, 'forumid' ) ? $forumid['forumid'] : $forumid ) );
			if( $forum_id && ( $forum_accesses = wpfval( WPF()->current_user_accesses, $forum_id ) ) ) {
				foreach( $forum_accesses as $cans ) {
					if( (int) wpfval( $cans, $do ) ) return 1;
				}
			}

			return 0;
		}

		//Use Custom User Forum Accesses
		$forum = is_null( $forumid ) ? WPF()->current_object['forum'] : ( ! wpfkey( $forumid, 'forumid' ) ? WPF()->forum->get_forum( $forumid ) : $forumid );
		if( $forum ) {
			$permissions = maybe_unserialize( $forum['permissions'] );
			if( is_null( $groupids ) ) $groupids = WPF()->current_user_groupids;
			$groupids = array_map( 'intval', (array) $groupids );
			foreach( $groupids as $groupid ) {
				if( $_access = wpfval( $permissions, $groupid ) ) {
					$access = $this->get_access( $_access );
					if( (int) wpfval( $access, 'cans', $do ) ) return 1;
				}
			}
		}

		return 0;
	}

	function user_can_manage_user( $user_id, $managing_user_id ) {
		if( ! $user_id || ! $managing_user_id ) return false;
		if( $user_id == $managing_user_id ) return true;

		$user       = new WP_User( $user_id );
		$user_level = $this->user_wp_level( $user );
		if( ! empty( $user->roles ) && is_array( $user->roles ) ) $user_role = array_shift( $user->roles );

		$managing_user       = new WP_User( $managing_user_id );
		$managing_user_level = $this->user_wp_level( $managing_user );
		if( ! empty( $managing_user->roles ) && is_array( $managing_user->roles ) ) $managing_user_role = array_shift( $managing_user->roles );

		if( (int) $user_level > (int) $managing_user_level ) {
			return true;
		} elseif( $user_id == 1 && $user_role === 'administrator' ) {
			return true;
		} elseif( (int) $user_level === (int) $managing_user_level ) {
			$member                   = WPF()->member->get_member( $user_id );
			$managing_member          = WPF()->member->get_member( $managing_user_id );
			$user_wpforo_can          = WPF()->usergroup->can( 'em', $member['groupids'] );
			$managing_user_wpforo_can = WPF()->usergroup->can( 'em', $managing_member['groupids'] );
			if( $user_wpforo_can && ! $managing_user_wpforo_can ) {
				return true;
			} else {
				return false;
			}
		} elseif( $user_id != 1 && $managing_user_id == 1 && $managing_user_role === 'administrator' ) {
			return false;
		} else {
			return false;
		}
	}

	function user_wp_level( $user_object ) {
		$level  = 0;
		$levels = [];
		if( is_int( $user_object ) ) {
			$user_object = new WP_User( $user_object );
		}
		if( isset( $user_object->allcaps ) && is_array( $user_object->allcaps ) && ! empty( $user_object->allcaps ) ) {
			foreach( $user_object->allcaps as $level_key => $level_value ) {
				if( strpos( (string) $level_key, 'level_' ) !== false && $level_value == 1 ) {
					$levels[] = intval( str_replace( 'level_', '', $level_key ) );
				}
			}
			if( ! empty( $levels ) ) {
				$level = max( $levels );
			}
		}

		return $level;
	}

	function can_edit_user( $userid ) {
		if( ! $userid ) return false;
		if( ! $this->user_can_edit_account( $userid ) ) {
			WPF()->notice->clear();
			WPF()->notice->add( 'Permission denied', 'error' );
			wp_safe_redirect( wpforo_get_request_uri() );
			exit();
		}

		return true;
	}

	public function can_link() {
		if( ! WPF()->usergroup->can( 'em' ) ) {
			$posts = WPF()->member->member_approved_posts( WPF()->current_userid );
			$posts = intval( $posts );
			if( ( $min_posts = wpforo_setting( 'antispam', 'min_number_posts_to_link' ) ) && $posts <= $min_posts ) return false;
		}

		return true;
	}

	public function can_attach( $forumid = null ) {
		if( ! $forumid ) $forumid = null;

		/**
		 * filter for other add-ons to manage can_attach bool value.
		 * e.g. PM add-on attachment function.
		 */
		$filter_wpforo_can_attach = apply_filters( 'wpforo_can_attach', null, $forumid );
		if( ! is_null( $filter_wpforo_can_attach ) ) return (bool) $filter_wpforo_can_attach;

		if( ! $this->forum_can( 'a', $forumid ) ) return false;
		if( ! WPF()->usergroup->can( 'em' ) ) {
			$posts = WPF()->member->member_approved_posts( WPF()->current_userid );
			$posts = intval( $posts );
			if( ( $min_posts = wpforo_setting( 'antispam', 'min_number_posts_to_attach' ) ) && $posts <= $min_posts ) return false;
		}

		return true;
	}

	public function can_attach_file_type( $ext = '' ) {
		if( ! WPF()->usergroup->can( 'em' ) && WPF()->member->current_user_is_new() && in_array( $ext, wpforo_setting( 'antispam', 'limited_file_ext' ) ) ) return false;

		return true;
	}

	/**
	 * Check if user can post now based on flood protection settings
	 *
	 * @param string $flood_reason Reference to store the reason if blocked
	 * @return bool|string True if can post, false if blocked, 'unapprove' if should be unapproved
	 */
	public function can_post_now( &$flood_reason = '' ) {
		if( wpforo_is_admin() || ( defined( 'IS_GO2WPFORO' ) && IS_GO2WPFORO ) ) {
			return true;
		}

		// Users with "Dashboard - Moderate Topics & Posts" permission bypass flood protection
		if( WPF()->usergroup->can( 'aum' ) ) {
			return true;
		}

		$userid  = WPF()->current_userid;
		$email   = $userid ? '' : WPF()->current_user_email;
		$groupid = WPF()->current_user_groupid;
		if( WPF()->member->current_user_is_new() ) {
			$groupid = 0;
		}

		// Check for temporary ban first
		if( $this->is_flood_banned() ) {
			$flood_reason = 'temp_ban';
			return false;
		}

		// Legacy flood interval check (per user group)
		if( $flood_interval = WPF()->usergroup->get_flood_interval( $groupid ) ) {
			$hour_ago = gmdate( 'Y-m-d H:i:s', time() - HOUR_IN_SECONDS );
			$args = [
				'userid'    => $userid,
				'email'     => $email,
				'orderby'   => '`created` DESC, `postid` DESC',
				'row_count' => 1,
				'where'     => "`created` >= '$hour_ago'",
			];
			$items_count = 0;
			$lastpost    = WPF()->post->get_posts( $args, $items_count, false );
			if( $lasttime = wpfval( $lastpost, 0, 'created' ) ) {
				$lasttime = strtotime( $lasttime . ' GMT' );
				$nowtime  = time();
				$diff     = $nowtime - $lasttime;
				if( $diff < $flood_interval ) {
					$flood_reason = 'interval';
					return false;
				}
			}
		}

		// Advanced flood protection checks
		if( ! wpforo_setting( 'antispam', 'flood_protection_enabled' ) ) {
			return true;
		}

		// Check posts per minute
		$posts_per_minute = (int) wpforo_setting( 'antispam', 'flood_posts_per_minute' );
		if( $posts_per_minute > 0 ) {
			$minute_ago = gmdate( 'Y-m-d H:i:s', time() - 60 );
			$count = $this->get_user_post_count_since( $userid, $email, $minute_ago );
			if( $count >= $posts_per_minute ) {
				$flood_reason = 'per_minute';
				return $this->handle_flood_action();
			}
		}

		// Check posts per hour
		$posts_per_hour = (int) wpforo_setting( 'antispam', 'flood_posts_per_hour' );
		if( $posts_per_hour > 0 ) {
			$hour_ago = gmdate( 'Y-m-d H:i:s', time() - HOUR_IN_SECONDS );
			$count = $this->get_user_post_count_since( $userid, $email, $hour_ago );
			if( $count >= $posts_per_hour ) {
				$flood_reason = 'per_hour';
				return $this->handle_flood_action();
			}
		}

		// IP-based flood protection (tracked via transients since posts table has no IP column)
		if( wpforo_setting( 'antispam', 'flood_ip_protection_enabled' ) ) {
			$posts_per_ip_hour = (int) wpforo_setting( 'antispam', 'flood_posts_per_ip_hour' );
			if( $posts_per_ip_hour > 0 ) {
				$ip = $this->get_user_ip();
				if( $ip ) {
					$count = $this->get_ip_post_count_in_window( $ip, HOUR_IN_SECONDS );
					if( $count >= $posts_per_ip_hour ) {
						$flood_reason = 'ip_per_hour';
						return $this->handle_flood_action();
					}
				}
			}
		}

		// All checks passed - record IP post attempt for IP-based tracking
		if( wpforo_setting( 'antispam', 'flood_ip_protection_enabled' ) ) {
			$ip = $this->get_user_ip();
			if( $ip ) {
				$this->record_ip_post_attempt( $ip );
			}
		}

		return true;
	}

	/**
	 * Get the current user's IP address
	 *
	 * @return string|null IP address or null if not available
	 */
	private function get_user_ip() {
		// Check for forwarded IP first (behind proxy/load balancer)
		$headers = [ 'HTTP_CF_CONNECTING_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_REAL_IP', 'REMOTE_ADDR' ];
		foreach( $headers as $header ) {
			if( ! empty( $_SERVER[ $header ] ) ) {
				$ip = $_SERVER[ $header ];
				// HTTP_X_FORWARDED_FOR can contain multiple IPs, get the first one
				if( strpos( $ip, ',' ) !== false ) {
					$ip = trim( explode( ',', $ip )[0] );
				}
				if( filter_var( $ip, FILTER_VALIDATE_IP ) ) {
					return $ip;
				}
			}
		}
		return null;
	}

	/**
	 * Get post count for a user since a specific time
	 *
	 * @param int    $userid User ID
	 * @param string $email  Email for guests
	 * @param string $since  MySQL datetime string
	 * @return int Post count
	 */
	private function get_user_post_count_since( $userid, $email, $since ) {
		$posts_table = WPF()->tables->posts;

		if( $userid ) {
			$count = WPF()->db->get_var( WPF()->db->prepare(
				"SELECT COUNT(*) FROM `{$posts_table}` WHERE `userid` = %d AND `created` >= %s",
				$userid,
				$since
			) );
		} elseif( $email ) {
			$count = WPF()->db->get_var( WPF()->db->prepare(
				"SELECT COUNT(*) FROM `{$posts_table}` WHERE `email` = %s AND `created` >= %s",
				$email,
				$since
			) );
		} else {
			return 0;
		}

		return (int) $count;
	}

	/**
	 * Get post count for an IP address within a time window (using transients)
	 *
	 * @param string $ip             IP address
	 * @param int    $window_seconds Time window in seconds
	 * @return int Post count
	 */
	private function get_ip_post_count_in_window( $ip, $window_seconds ) {
		$key = 'wpforo_ip_posts_' . md5( $ip );
		$timestamps = get_transient( $key );
		if( ! is_array( $timestamps ) ) {
			return 0;
		}

		// Filter to only include timestamps within the window
		$cutoff = time() - $window_seconds;
		$valid_timestamps = array_filter( $timestamps, function( $ts ) use ( $cutoff ) {
			return $ts >= $cutoff;
		});

		return count( $valid_timestamps );
	}

	/**
	 * Record an IP post attempt for flood tracking
	 *
	 * @param string $ip IP address
	 */
	private function record_ip_post_attempt( $ip ) {
		$key = 'wpforo_ip_posts_' . md5( $ip );
		$timestamps = get_transient( $key );
		if( ! is_array( $timestamps ) ) {
			$timestamps = [];
		}

		// Add current timestamp
		$timestamps[] = time();

		// Clean old entries (keep last hour only)
		$cutoff = time() - HOUR_IN_SECONDS;
		$timestamps = array_filter( $timestamps, function( $ts ) use ( $cutoff ) {
			return $ts >= $cutoff;
		});

		// Re-index array and store with 1-hour expiration
		$timestamps = array_values( $timestamps );
		set_transient( $key, $timestamps, HOUR_IN_SECONDS );
	}

	/**
	 * Handle flood action based on settings
	 *
	 * @return bool|string False to block, 'unapprove' to allow but unapprove
	 */
	private function handle_flood_action() {
		$action = wpforo_setting( 'antispam', 'flood_action' );

		if( $action === 'temp_ban' ) {
			$this->set_flood_ban();
			return false;
		}

		if( $action === 'unapprove' ) {
			return 'unapprove';
		}

		// Default: block
		return false;
	}

	/**
	 * Set a temporary flood ban for the current user/IP
	 */
	private function set_flood_ban() {
		$duration = (int) wpforo_setting( 'antispam', 'flood_temp_ban_duration' );
		$ban_until = time() + ( $duration * 60 );

		$userid = WPF()->current_userid;
		$ip = $this->get_user_ip();

		// Store ban in transient (keyed by user ID or IP)
		if( $userid ) {
			set_transient( 'wpforo_flood_ban_user_' . $userid, $ban_until, $duration * 60 );
		}
		if( $ip ) {
			set_transient( 'wpforo_flood_ban_ip_' . md5( $ip ), $ban_until, $duration * 60 );
		}
	}

	/**
	 * Check if the current user/IP is temporarily banned for flooding
	 *
	 * @return bool True if banned
	 */
	public function is_flood_banned() {
		$userid = WPF()->current_userid;
		$ip = $this->get_user_ip();

		// Check user ban
		if( $userid ) {
			$ban_until = get_transient( 'wpforo_flood_ban_user_' . $userid );
			if( $ban_until && time() < $ban_until ) {
				return true;
			}
		}

		// Check IP ban
		if( $ip ) {
			$ban_until = get_transient( 'wpforo_flood_ban_ip_' . md5( $ip ) );
			if( $ban_until && time() < $ban_until ) {
				return true;
			}
		}

		return false;
	}

	/**
	 * Get remaining flood ban time in seconds
	 *
	 * @return int Seconds remaining, 0 if not banned
	 */
	public function get_flood_ban_remaining() {
		$userid = WPF()->current_userid;
		$ip = $this->get_user_ip();
		$max_remaining = 0;

		if( $userid ) {
			$ban_until = get_transient( 'wpforo_flood_ban_user_' . $userid );
			if( $ban_until && time() < $ban_until ) {
				$max_remaining = max( $max_remaining, $ban_until - time() );
			}
		}

		if( $ip ) {
			$ban_until = get_transient( 'wpforo_flood_ban_ip_' . md5( $ip ) );
			if( $ban_until && time() < $ban_until ) {
				$max_remaining = max( $max_remaining, $ban_until - time() );
			}
		}

		return $max_remaining;
	}

	public function get_forum_accesses_by_usergroup( $groupids = [] ) {
		$forum_accesses = [];
		if( ! $groupids ) $groupids = WPF()->current_user_groupids;
		if( ( $groupids = array_map( 'intval', (array) $groupids ) ) && ( $forums = WPF()->forum->get_forums() ) ) {
			foreach( $forums as $forum ) {
				if( $permissions = maybe_unserialize( $forum['permissions'] ) ) {
					foreach( $groupids as $groupid ) {
						$access = wpfval( $permissions, $groupid );
						if( $_access = $this->get_access( $access ) ) {
							if( $cans = wpfval( $_access, 'cans' ) ) {
								if( ! wpfkey( $forum_accesses, $forum['forumid'], $access ) ) $forum_accesses[ $forum['forumid'] ][ $access ] = $cans;
							}
						}
					}
				}
			}
		}

		return apply_filters( 'wpforo_permissions_forum_accesses_by_usergroup', $forum_accesses, $groupids );
	}

	public function show_accesses_selectbox( $selected = [], $exclude = [] ) {
		$accesses = $this->get_accesses();
		foreach( $accesses as $accesse ) {
			if( in_array( $accesse['access'], (array) $exclude ) ) continue;
			printf(
				'<option value="%1$s" %2$s>%3$s</option>',
				esc_attr( $accesse['access'] ),
				in_array( $accesse['access'], (array) $selected ) ? 'selected' : '',
				esc_html( $accesse['title'] )
			);
		}
	}

	/**
	 * @param array|int $owner
	 * @param array|int $user
	 *
	 * @return bool
	 */
	public function user_can_edit_account( $owner = [], $user = [] ) {
		if( ! $user ) $user = WPF()->current_user;
		if( ! $owner ) $owner = WPF()->current_object['user'];
		if( wpforo_is_id( $owner ) ) $owner = WPF()->member->get_member( $owner );
		if( wpforo_is_id( $user ) ) $user = WPF()->member->get_member( $user );
		if( ! $user || ! $owner ) return false;
		$is_users_same = wpforo_is_users_same( $user, $owner );

		return wpforo_user_is( $user['userid'], 'admin' ) || ( WPF()->usergroup->can( 'em', $user['groupids'] ) && $this->user_can_manage_user(
					$user['userid'],
					$owner['userid']
				) ) || ( $is_users_same && wpforo_user_is( $user['userid'], 'moderator' ) ) || ( $is_users_same && $user['posts'] >= wpforo_setting( 'antispam', 'min_number_posts_to_edit_account' ) );
	}

	public function can_report( $forumid, $groupids = null ): bool {
		if( ( is_null( $groupids ) && ! WPF()->current_user_groupids ) ) return false;
		if( is_null( $groupids ) ) $groupids = WPF()->current_user_groupids;

		$res = WPF()->current_userid && ! in_array( WPF()->current_user_status, [ 'banned', 'trashed' ] ) && ! WPF()->member->current_user_is_new() && $this->forum_can( 'r', $forumid, $groupids );

		return apply_filters( 'wpforo_can_report', $res, $forumid, $groupids );
	}
}
