streams/Zotlabs/Module/Admin.php

<?php
/**
 * @file Zotlabs/Module/Admin.php
 * @brief Hubzilla's admin controller.
 *
 * Controller for the /admin/ area.
 */

namespace Zotlabs\Module;

use App;
use Zotlabs\Web\Controller;
use Zotlabs\Web\SubModule;
use Zotlabs\Lib\Config;


/**
 * @brief Admin area.
 *
 */
 
class Admin extends Controller {

	private $sm = null;

	function __construct() {
		$this->sm = new SubModule();
	}

	function init() {

		logger('admin_init', LOGGER_DEBUG);

		if (! is_site_admin()) {
			logger('admin denied.');
			return;
		}
		
		if (argc() > 1) {
			$this->sm->call('init');
		}
	}


	function post() {

		logger('admin_post', LOGGER_DEBUG);

		if (! is_site_admin()) {
			logger('admin denied.');
			return;
		}
		
		if (argc() > 1) {
			$this->sm->call('post');
		}

		// goaway(z_root() . '/admin' );
	}

	/**
	 * @return string
	 */

	function get() {

		logger('admin_content', LOGGER_DEBUG);

		if (! is_site_admin()) {
			logger('admin denied.');
			return login(false);
		}

		/*
		 * Page content
		 */

		nav_set_selected('Admin');

		$o = '';

		if (argc() > 1) {
			$o = $this->sm->call('get');
			if ($o === false) {
				notice( t('Item not found.') );
			}
		}
		else {
			$o = $this->admin_page_summary();
		}

		if (is_ajax()) {
			echo $o;
			killme();
		}
		else {
			return $o;
		}
	}


	/**
	 * @brief Returns content for Admin Summary Page.
	 *
	 * @return string HTML from parsed admin_summary.tpl
	 */

	function admin_page_summary() {

		// list total user accounts, expirations etc.
		$accounts = [];
		$r = q("SELECT COUNT(CASE WHEN account_id > 0 THEN 1 ELSE NULL END) AS total, COUNT(CASE WHEN account_expires > %s THEN 1 ELSE NULL END) AS expiring, COUNT(CASE WHEN account_expires < %s AND account_expires > '%s' THEN 1 ELSE NULL END) AS expired, COUNT(CASE WHEN (account_flags & %d)>0 THEN 1 ELSE NULL END) AS blocked FROM account",
			db_utcnow(),
			db_utcnow(),
			dbesc(NULL_DATE),
			intval(ACCOUNT_BLOCKED)
		);
		if ($r) {
			$accounts['total']    = [ 'label' => t('Accounts'),          'val' => $r[0]['total'] ];
			$accounts['blocked']  = [ 'label' => t('Blocked accounts'),  'val' => $r[0]['blocked'] ];
			$accounts['expired']  = [ 'label' => t('Expired accounts'),  'val' => $r[0]['expired'] ];
			$accounts['expiring'] = [ 'label' => t('Expiring accounts'), 'val' => $r[0]['expiring'] ];
		}

		// pending registrations

		$pdg = q("SELECT account.*, register.hash from account left join register on account_id = register.uid where (account_flags & %d ) > 0 ",
			intval(ACCOUNT_PENDING)
		);

		$pending = (($pdg) ? count($pdg) : 0);

		// available channels, primary and clones
		$channels = [];
		$r = q("SELECT COUNT(*) AS total, COUNT(CASE WHEN channel_primary = 1 THEN 1 ELSE NULL END) AS main, COUNT(CASE WHEN channel_primary = 0 THEN 1 ELSE NULL END) AS clones FROM channel WHERE channel_removed = 0 and channel_system = 0");
		if ($r) {
			$channels['total']  = [ 'label' => t('Channels'), 'val' => $r[0]['total'] ];
			$channels['main']   = [ 'label' => t('Primary'),  'val' => $r[0]['main'] ];
			$channels['clones'] = [ 'label' => t('Clones'),   'val' => $r[0]['clones'] ];
		}

		// We can do better, but this is a quick queue status
		$r = q("SELECT COUNT(outq_delivered) AS total FROM outq WHERE outq_delivered = 0");
		$queue = (($r) ? $r[0]['total'] : 0);
		$queues = [ 'label' => t('Message queues'), 'queue' => $queue  ];

		$plugins = [];

		if (is_array(App::$plugins) && App::$plugins) {
			foreach (App::$plugins as $p) {
				if ($p) {
					$plugins[] = $p;
				}
			}
			sort($plugins);
		}
		else {
			$plugins =  0;
		}

		// Could be extended to provide also other alerts to the admin

		$alertmsg = '';

		$upgrade = EMPTY_STR;

		if((! defined('PLATFORM_ARCHITECTURE')) || (PLATFORM_ARCHITECTURE === 'zap')) {
			$vrelease = get_repository_version('release');
			$vdev = get_repository_version('dev');
			$upgrade = ((version_compare(STD_VERSION,$vrelease) < 0) ? t('Your software should be updated') : '');
		}

		$t = get_markup_template('admin_summary.tpl');
		return replace_macros($t, [
			'$title' => t('Administration'),
			'$page' => t('Summary'),
			'$adminalertmsg' => $alertmsg,
			'$queues'   => $queues,
			'$accounts' => [ t('Registered accounts'),          $accounts   ],
			'$pending'  => [ t('Pending registrations'),        $pending    ],
			'$channels' => [ t('Registered channels'),          $channels   ],
			'$plugins'  => (($plugins) ? [ t('Active addons'),                $plugins    ] : EMPTY_STR),
			'$version'  => [ t('Version'),                      STD_VERSION ],
			'$vmaster'  => [ t('Repository version (release)'), $vrelease   ],
			'$vdev'     => [ t('Repository version (dev)'),     $vdev       ],
			'$upgrade'  => $upgrade,
			'$build'    => Config::Get('system', 'db_version')
		]);
	}

}