<?php

namespace Zotlabs\Module\Settings;

use App;
use Zotlabs\Access\PermissionLimits;
use Zotlabs\Access\PermissionRoles;
use Zotlabs\Daemon\Master;
use Zotlabs\Lib\Apps;
use Zotlabs\Lib\Config;
use Zotlabs\Lib\Libsync;

require_once('include/selectors.php');


class Channel {

	function post() {

		check_form_security_token_redirectOnErr('/settings', 'settings');
		call_hooks('settings_post', $_POST);

		$channel            = App::get_channel();
		$role               = ((x($_POST, 'permissions_role')) ? notags(trim($_POST['permissions_role'])) : '');
		$timezone           = ((x($_POST, 'timezone_select')) ? notags(trim($_POST['timezone_select'])) : '');
		$defloc             = ((x($_POST, 'defloc')) ? notags(trim($_POST['defloc'])) : '');
		$evdays             = ((x($_POST, 'evdays')) ? intval($_POST['evdays']) : 3);
		$photo_path         = ((x($_POST, 'photo_path')) ? escape_tags(trim($_POST['photo_path'])) : '');
		$attach_path        = ((x($_POST, 'attach_path')) ? escape_tags(trim($_POST['attach_path'])) : '');
		$allow_location     = (((x($_POST, 'allow_location')) && (intval($_POST['allow_location']) == 1)) ? 1 : 0);
		$post_newfriend     = ((isset($_POST['post_newfriend']) && $_POST['post_newfriend'] == 1) ? 1 : 0);
		$post_joingroup     = ((isset($_POST['post_joingroup']) && $_POST['post_joingroup'] == 1) ? 1 : 0);
		$post_profilechange = ((isset($_POST['post_profilechange']) && $_POST['post_profilechange'] == 1) ? 1 : 0);
		$adult              = ((isset($_POST['adult']) && $_POST['adult'] == 1) ? 1 : 0);
		$mailhost           = ((array_key_exists('mailhost', $_POST)) ? notags(trim($_POST['mailhost'])) : '');
		$pageflags          = $channel['channel_pageflags'];
		$existing_adult     = (($pageflags & PAGE_ADULT) ? 1 : 0);
		$expire             = ((x($_POST, 'expire')) ? intval($_POST['expire']) : 0);
		$incl               = ((x($_POST['message_filter_incl'])) ? htmlspecialchars_decode(trim($_POST['message_filter_incl']), ENT_QUOTES) : '');
		$excl               = ((x($_POST['message_filter_excl'])) ? htmlspecialchars_decode(trim($_POST['message_filter_excl']), ENT_QUOTES) : '');

		if ($adult != $existing_adult) {
			$pageflags = ($pageflags ^ PAGE_ADULT);
		}

		$notify = 0;
		if (x($_POST, 'notify1'))
			$notify += intval($_POST['notify1']);
		if (x($_POST, 'notify2'))
			$notify += intval($_POST['notify2']);
		if (x($_POST, 'notify3'))
			$notify += intval($_POST['notify3']);
		if (x($_POST, 'notify4'))
			$notify += intval($_POST['notify4']);
		if (x($_POST, 'notify5'))
			$notify += intval($_POST['notify5']);
		if (x($_POST, 'notify6'))
			$notify += intval($_POST['notify6']);
		if (x($_POST, 'notify7'))
			$notify += intval($_POST['notify7']);
		if (x($_POST, 'notify8'))
			$notify += intval($_POST['notify8']);


		$vnotify = 0;
		if (x($_POST, 'vnotify1'))
			$vnotify += intval($_POST['vnotify1']);
		if (x($_POST, 'vnotify2'))
			$vnotify += intval($_POST['vnotify2']);
		if (x($_POST, 'vnotify3'))
			$vnotify += intval($_POST['vnotify3']);
		if (x($_POST, 'vnotify4'))
			$vnotify += intval($_POST['vnotify4']);
		if (x($_POST, 'vnotify5'))
			$vnotify += intval($_POST['vnotify5']);
		if (x($_POST, 'vnotify6'))
			$vnotify += intval($_POST['vnotify6']);
		if (x($_POST, 'vnotify7'))
			$vnotify += intval($_POST['vnotify7']);
		if (x($_POST, 'vnotify8'))
			$vnotify += intval($_POST['vnotify8']);
		if (x($_POST, 'vnotify9'))
			$vnotify += intval($_POST['vnotify9']);
		if (x($_POST, 'vnotify10'))
			$vnotify += intval($_POST['vnotify10']);
		if (x($_POST, 'vnotify11') && is_site_admin())
			$vnotify += intval($_POST['vnotify11']);
		if (x($_POST, 'vnotify12'))
			$vnotify += intval($_POST['vnotify12']);
		if (x($_POST, 'vnotify13'))
			$vnotify += intval($_POST['vnotify13']);
		if (x($_POST, 'vnotify14'))
			$vnotify += intval($_POST['vnotify14']);
		if (x($_POST, 'vnotify15'))
			$vnotify += intval($_POST['vnotify15']);

		$always_show_in_notices    = ((x($_POST, 'always_show_in_notices')) ? 1 : 0);
		$update_notices_per_parent = ((x($_POST, 'update_notices_per_parent')) ? 1 : 0);

		if ($timezone !== $channel['channel_timezone']) {
			if (strlen($timezone))
				date_default_timezone_set($timezone);
		}

		if (!$role) {
			notice(t('Please select a channel role') . EOL);
			return;
		}

		if ($role !== get_pconfig(local_channel(), 'system', 'permissions_role')) {
			$role_permissions = PermissionRoles::role_perms($_POST['permissions_role']);

			if (isset($role_permissions['limits'])) {
				foreach ($role_permissions['limits'] as $k => $v) {
					PermissionLimits::Set(local_channel(), $k, $v);
				}
			}

			set_pconfig(local_channel(), 'system', 'group_actor', 0);
			if (isset($role_permissions['channel_type']) && $role_permissions['channel_type'] === 'group') {
				set_pconfig(local_channel(), 'system', 'group_actor', 1);
			}
		}

		set_pconfig(local_channel(), 'system', 'permissions_role', $role);
		set_pconfig(local_channel(), 'system', 'use_browser_location', $allow_location);
		set_pconfig(local_channel(), 'system', 'post_newfriend', $post_newfriend);
		set_pconfig(local_channel(), 'system', 'post_joingroup', $post_joingroup);
		set_pconfig(local_channel(), 'system', 'post_profilechange', $post_profilechange);
		set_pconfig(local_channel(), 'system', 'vnotify', $vnotify);
		set_pconfig(local_channel(), 'system', 'always_show_in_notices', $always_show_in_notices);
		set_pconfig(local_channel(), 'system', 'update_notices_per_parent', $update_notices_per_parent);
		set_pconfig(local_channel(), 'system', 'evdays', $evdays);
		set_pconfig(local_channel(), 'system', 'photo_path', $photo_path);
		set_pconfig(local_channel(), 'system', 'attach_path', $attach_path);
		set_pconfig(local_channel(), 'system', 'email_notify_host', $mailhost);
		set_pconfig(local_channel(), 'system', 'message_filter_incl', $incl);
		set_pconfig(local_channel(), 'system', 'message_filter_excl', $excl);

		$r = q("update channel set channel_pageflags = %d, channel_timezone = '%s',
				channel_location = '%s', channel_notifyflags = %d, channel_expire_days = %d
				where channel_id = %d",
			intval($pageflags),
			dbesc($timezone),
			dbesc($defloc),
			intval($notify),
			intval($expire),
			intval(local_channel())
		);
		if ($r)
			info(t('Settings updated.') . EOL);

		Master::Summon(['Directory', local_channel()]);
		Libsync::build_sync_packet();

		$email_changed = false;
		if ($email_changed && App::$config['system']['register_policy'] == REGISTER_VERIFY) {

			// FIXME - set to un-verified, blocked and redirect to logout
			// Q: Why? Are we verifying people or email addresses?
			// A: the policy is to verify email addresses
		}

		goaway(z_root() . '/settings');
		return; // NOTREACHED
	}

	function get() {

		load_pconfig(local_channel());

		$channel              = App::get_channel();
		$nickname             = $channel['channel_address'];
		$timezone             = $channel['channel_timezone'];
		$notify               = $channel['channel_notifyflags'];
		$defloc               = $channel['channel_location'];
		$adult_flag           = intval($channel['channel_pageflags'] & PAGE_ADULT);
		$post_newfriend       = get_pconfig(local_channel(), 'system', 'post_newfriend');
		$post_newfriend       = (($post_newfriend === false) ? '0' : $post_newfriend); // default if not set: 0
		$post_joingroup       = get_pconfig(local_channel(), 'system', 'post_joingroup');
		$post_joingroup       = (($post_joingroup === false) ? '0' : $post_joingroup); // default if not set: 0
		$post_profilechange   = get_pconfig(local_channel(), 'system', 'post_profilechange');
		$post_profilechange   = (($post_profilechange === false) ? '0' : $post_profilechange); // default if not set: 0
		$subdir               = ((strlen(App::get_path())) ? '<br />' . t('or') . ' ' . z_root() . '/channel/' . $nickname : '');
		$webbie               = $nickname . '@' . App::get_hostname();
		$intl_nickname        = unpunify($nickname) . '@' . unpunify(App::get_hostname());
		$disable_discover_tab = intval(Config::Get('system', 'disable_discover_tab', 1)) == 1;
		$site_firehose        = intval(Config::Get('system', 'site_firehose', 0)) == 1;

		$expire        = $channel['channel_expire_days'];
		$sys_expire    = Config::Get('system', 'default_expire_days');

		$tpl_addr  = get_markup_template("settings_nick_set.tpl");
		$prof_addr = replace_macros($tpl_addr, [
			'$desc'     => t('Your channel address is'),
			'$nickname' => (($intl_nickname === $webbie) ? $webbie : $intl_nickname . '&nbsp;(' . $webbie . ')'),
			'$subdir'   => $subdir,
			'$davdesc'  => t('Your files/photos are accessible via WebDAV at'),
			'$davpath'  => z_root() . '/dav/' . $nickname,
			'$basepath' => App::get_hostname()
		]);

		$evdays = get_pconfig(local_channel(), 'system', 'evdays');
		if (!$evdays)
			$evdays = 3;

		$always_show_in_notices    = get_pconfig(local_channel(), 'system', 'always_show_in_notices');
		$update_notices_per_parent = get_pconfig(local_channel(), 'system', 'update_notices_per_parent', 1);

		$vnotify = get_pconfig(local_channel(), 'system', 'vnotify');
		if ($vnotify === false)
			$vnotify = (-1);

		$perm_roles = PermissionRoles::channel_roles();
		$permissions_role = get_pconfig(local_channel(), 'system', 'permissions_role');

		if (!in_array($permissions_role, ['public', 'personal', 'group', 'custom'])) {
			notice(t('Please select a channel role') . EOL);
			array_unshift($perm_roles , '');
		}

		$plugin = ['basic' => '', 'notify' => ''];
		call_hooks('channel_settings', $plugin);

		$yes_no = [t('No'), t('Yes')];

		$stpl = get_markup_template('settings.tpl');
		$o    = replace_macros($stpl, [
			'$ptitle'                        => t('Channel Settings'),
			'$submit'                        => t('Submit'),
			'$baseurl'                       => z_root(),
			'$uid'                           => local_channel(),
			'$form_security_token'           => get_form_security_token("settings"),
			'$role'                          => ['permissions_role', t('Channel role'), $permissions_role, '', $perm_roles],
			'$nickname_block'                => $prof_addr,
			'$h_basic'                       => t('Basic Settings'),
			'$timezone'                      => ['timezone_select', t('Channel timezone:'), $timezone, '', get_timezones()],
			'$defloc'                        => ['defloc', t('Default post location:'), $defloc, t('Geographical location to display on your posts')],
			'$allowloc'                      => ['allow_location', t('Use browser location'), ((get_pconfig(local_channel(), 'system', 'use_browser_location')) ? 1 : ''), '', $yes_no],
			'$adult'                         => ['adult', t('Adult content'), $adult_flag, t('This channel frequently or regularly publishes adult content'), $yes_no],
			'$maxreq'                        => ['maxreq', t('Maximum Friend Requests/Day:'), intval($channel['channel_max_friend_req']), t('May reduce spam activity')],
			'$h_not'                         => t('Notification Settings'),
			'$activity_options'              => t('By default post a status message when:'),
			'$post_newfriend'                => ['post_newfriend', t('accepting a friend request'), $post_newfriend, '', $yes_no],
			'$post_joingroup'                => ['post_joingroup', t('joining a forum/community'), $post_joingroup, '', $yes_no],
			'$post_profilechange'            => ['post_profilechange', t('making an <em>interesting</em> profile change'), $post_profilechange, '', $yes_no],
			'$lbl_not'                       => t('Send a notification email when:'),
			'$notify1'                       => ['notify1', t('You receive a connection request'), ($notify & NOTIFY_INTRO), NOTIFY_INTRO, '', $yes_no],
			'$notify2'                       => ['notify2', t('Your connections are confirmed'), ($notify & NOTIFY_CONFIRM), NOTIFY_CONFIRM, '', $yes_no],
			'$notify3'                       => ['notify3', t('Someone writes on your profile wall'), ($notify & NOTIFY_WALL), NOTIFY_WALL, '', $yes_no],
			'$notify4'                       => ['notify4', t('Someone writes a followup comment'), ($notify & NOTIFY_COMMENT), NOTIFY_COMMENT, '', $yes_no],
			'$notify5'                       => ['notify5', t('You receive a private message'), ($notify & NOTIFY_MAIL), NOTIFY_MAIL, '', $yes_no],
			'$notify6'                       => ['notify6', t('You receive a friend suggestion'), ($notify & NOTIFY_SUGGEST), NOTIFY_SUGGEST, '', $yes_no],
			'$notify7'                       => ['notify7', t('You are tagged in a post'), ($notify & NOTIFY_TAGSELF), NOTIFY_TAGSELF, '', $yes_no],
			'$notify8'                       => ['notify8', t('You are poked/prodded/etc. in a post'), ($notify & NOTIFY_POKE), NOTIFY_POKE, '', $yes_no],
			'$notify9'                       => ['notify9', t('Someone likes your post/comment'), ($notify & NOTIFY_LIKE), NOTIFY_LIKE, '', $yes_no],
			'$lbl_vnot'                      => t('Show visual notifications including:'),
			'$vnotify1'                      => ['vnotify1', t('Unseen stream activity'), ($vnotify & VNOTIFY_NETWORK), VNOTIFY_NETWORK, '', $yes_no],
			'$vnotify2'                      => ['vnotify2', t('Unseen channel activity'), ($vnotify & VNOTIFY_CHANNEL), VNOTIFY_CHANNEL, '', $yes_no],
			'$vnotify3'                      => ['vnotify3', t('Unseen private messages'), ($vnotify & VNOTIFY_MAIL), VNOTIFY_MAIL, t('Recommended'), $yes_no],
			'$vnotify4'                      => ['vnotify4', t('Upcoming events'), ($vnotify & VNOTIFY_EVENT), VNOTIFY_EVENT, '', $yes_no],
			'$vnotify5'                      => ['vnotify5', t('Events today'), ($vnotify & VNOTIFY_EVENTTODAY), VNOTIFY_EVENTTODAY, '', $yes_no],
			'$vnotify6'                      => ['vnotify6', t('Upcoming birthdays'), ($vnotify & VNOTIFY_BIRTHDAY), VNOTIFY_BIRTHDAY, t('Not available in all themes'), $yes_no],
			'$vnotify7'                      => ['vnotify7', t('System (personal) notifications'), ($vnotify & VNOTIFY_SYSTEM), VNOTIFY_SYSTEM, '', $yes_no],
			'$vnotify8'                      => ['vnotify8', t('System info messages'), ($vnotify & VNOTIFY_INFO), VNOTIFY_INFO, t('Recommended'), $yes_no],
			'$vnotify9'                      => ['vnotify9', t('System critical alerts'), ($vnotify & VNOTIFY_ALERT), VNOTIFY_ALERT, t('Recommended'), $yes_no],
			'$vnotify10'                     => ['vnotify10', t('New connections'), ($vnotify & VNOTIFY_INTRO), VNOTIFY_INTRO, t('Recommended'), $yes_no],
			'$vnotify11'                     => ((is_site_admin()) ? ['vnotify11', t('System Registrations'), ($vnotify & VNOTIFY_REGISTER), VNOTIFY_REGISTER, '', $yes_no] : []),
			'$vnotify12'                     => ['vnotify12', t('Unseen shared files'), ($vnotify & VNOTIFY_FILES), VNOTIFY_FILES, '', $yes_no],
			'$vnotify13'                     => ((($disable_discover_tab && !$site_firehose) || !Apps::system_app_installed(local_channel(), 'Public Stream')) ? [] : ['vnotify13', t('Unseen public stream activity'), ($vnotify & VNOTIFY_PUBS), VNOTIFY_PUBS, '', $yes_no]),
			'$vnotify14'                     => ['vnotify14', t('Unseen likes and dislikes'), ($vnotify & VNOTIFY_LIKE), VNOTIFY_LIKE, '', $yes_no],
			'$vnotify15'                     => ['vnotify15', t('Unseen forum posts'), ($vnotify & VNOTIFY_FORUMS), VNOTIFY_FORUMS, '', $yes_no],
			'$mailhost'                      => ['mailhost', t('Email notification hub (hostname)'), get_pconfig(local_channel(), 'system', 'email_notify_host', App::get_hostname()), sprintf(t('If your channel is mirrored to multiple hubs, set this to your preferred location. This will prevent duplicate email notifications. Example: %s'), App::get_hostname())],
			'$always_show_in_notices'        => ['always_show_in_notices', t('Show new wall posts, private messages and connections under Notices'), $always_show_in_notices, 1, '', $yes_no],
			'$update_notices_per_parent'     => ['update_notices_per_parent', t('Mark all notices of the thread read if a notice is clicked'), $update_notices_per_parent, 1, t('If no, only the clicked notice will be marked read'), $yes_no],
			'$desktop_notifications_info'    => t('Desktop notifications are unavailable because the required browser permission has not been granted'),
			'$desktop_notifications_request' => t('Grant permission'),
			'$evdays'                        => ['evdays', t('Notify me of events this many days in advance'), $evdays, t('Must be greater than 0')],
			'$basic_addon'                   => $plugin['basic'],
			'$notify_addon'                  => $plugin['notify'],
			'$photo_path'                    => ['photo_path', t('Default photo upload folder'), get_pconfig(local_channel(), 'system', 'photo_path'), t('%Y - current year, %m -  current month')],
			'$attach_path'                   => ['attach_path', t('Default file upload folder'), get_pconfig(local_channel(), 'system', 'attach_path'), t('%Y - current year, %m -  current month')],
			'$removeme'                      => t('Remove Channel'),
			'$removechannel'                 => t('Remove this channel.'),
			'$expire'                        => ['expire', t('Expire other channel content after this many days'), $expire, t('0 or blank to use the website limit.') . ' ' . ((intval($sys_expire)) ? sprintf(t('This website expires after %d days.'), intval($sys_expire)) : t('This website does not expire imported content.')) . ' ' . t('The website limit takes precedence if lower than your limit.')],
			'$message_filter_excl'           => ['message_filter_excl', t('Do not import posts with this text'), get_pconfig(local_channel(), 'system', 'message_filter_excl', ''), t('Words one per line or #tags, $categories, /patterns/, lang=xx, lang!=xx - leave blank to import all posts')],
			'$message_filter_incl'           => ['message_filter_incl', t('Only import posts with this text'), get_pconfig(local_channel(), 'system', 'message_filter_incl', ''), t('Words one per line or #tags, $categories, /patterns/, lang=xx, lang!=xx - leave blank to import all posts')]
		]);

		call_hooks('settings_form', $o);

		return $o;
	}
}