Sources/Who.php ➔ determineActions()

Complexity

Conditions	75
Paths	> 20000

Size

Total Lines	276
Code Lines	157

Duplication

Lines	18
Ratio	6.52 %

Importance

Changes

0

<?php
function determineActions($urls, $preferred_prefix = false)

The return type could not be reliably inferred; please add a @return annotation.

{
	global $txt, $user_info, $modSettings, $smcFunc;

	if (!allowedTo('who_view'))
		return array();
	loadLanguage('Who');

	// Actions that require a specific permission level.
	$allowedActions = array(
		'admin' => array('moderate_forum', 'manage_membergroups', 'manage_bans', 'admin_forum', 'manage_permissions', 'send_mail', 'manage_attachments', 'manage_smileys', 'manage_boards', 'edit_news'),
		'ban' => array('manage_bans'),
		'boardrecount' => array('admin_forum'),
		'calendar' => array('calendar_view'),
		'editnews' => array('edit_news'),
		'mailing' => array('send_mail'),
		'maintain' => array('admin_forum'),
		'manageattachments' => array('manage_attachments'),
		'manageboards' => array('manage_boards'),
		'mlist' => array('view_mlist'),
		'moderate' => array('access_mod_center', 'moderate_forum', 'manage_membergroups'),
		'optimizetables' => array('admin_forum'),
		'repairboards' => array('admin_forum'),
		'search' => array('search_posts'),
		'search2' => array('search_posts'),
		'setcensor' => array('moderate_forum'),
		'setreserve' => array('moderate_forum'),
		'stats' => array('view_stats'),
		'viewErrorLog' => array('admin_forum'),
		'viewmembers' => array('moderate_forum'),
	);
	call_integration_hook('who_allowed', array(&$allowedActions));

	if (!is_array($urls))
		$url_list = array(array($urls, $user_info['id']));
	else
		$url_list = $urls;

	// These are done to later query these in large chunks. (instead of one by one.)
	$topic_ids = array();
	$profile_ids = array();
	$board_ids = array();

	$data = array();
	foreach ($url_list as $k => $url)
	{
		// Get the request parameters..
		$actions = $smcFunc['json_decode']($url[0], true);
		if ($actions === false)
			continue;

		// If it's the admin or moderation center, and there is an area set, use that instead.
		if (isset($actions['action']) && ($actions['action'] == 'admin' || $actions['action'] == 'moderate') && isset($actions['area']))
			$actions['action'] = $actions['area'];

		// Check if there was no action or the action is display.
		if (!isset($actions['action']) || $actions['action'] == 'display')
		{
			// It's a topic!  Must be!
			if (isset($actions['topic']))
			{
				// Assume they can't view it, and queue it up for later.
				$data[$k] = $txt['who_hidden'];
				$topic_ids[(int) $actions['topic']][$k] = $txt['who_topic'];
			}
			// It's a board!
			elseif (isset($actions['board']))
			{
				// Hide first, show later.
				$data[$k] = $txt['who_hidden'];
				$board_ids[$actions['board']][$k] = $txt['who_board'];
			}
			// It's the board index!!  It must be!
			else
				$data[$k] = $txt['who_index'];
		}
		// Probably an error or some goon?
		elseif ($actions['action'] == '')
			$data[$k] = $txt['who_index'];
		// Some other normal action...?
		else
		{
			// Viewing/editing a profile.
			if ($actions['action'] == 'profile')
			{
				// Whose?  Their own?
				if (empty($actions['u']))
					$actions['u'] = $url[1];

				$data[$k] = $txt['who_hidden'];
				$profile_ids[(int) $actions['u']][$k] = $actions['u'] == $url[1] ? $txt['who_viewownprofile'] : $txt['who_viewprofile'];
			}
			elseif (($actions['action'] == 'post' || $actions['action'] == 'post2') && empty($actions['topic']) && isset($actions['board']))
			{
				$data[$k] = $txt['who_hidden'];
				$board_ids[(int) $actions['board']][$k] = isset($actions['poll']) ? $txt['who_poll'] : $txt['who_post'];
			}
			// A subaction anyone can view... if the language string is there, show it.
			elseif (isset($actions['sa']) && isset($txt['whoall_' . $actions['action'] . '_' . $actions['sa']]))
				$data[$k] = $preferred_prefix && isset($txt[$preferred_prefix . $actions['action'] . '_' . $actions['sa']]) ? $txt[$preferred_prefix . $actions['action'] . '_' . $actions['sa']] : $txt['whoall_' . $actions['action'] . '_' . $actions['sa']];

The expression $preferred_prefix of type false|string is loosely compared to true; this is ambiguous if the string can be empty. You might want to explicitly use !== false instead.

			// An action any old fellow can look at. (if ['whoall_' . $action] exists, we know everyone can see it.)
			elseif (isset($txt['whoall_' . $actions['action']]))
				$data[$k] = $preferred_prefix && isset($txt[$preferred_prefix . $actions['action']]) ? $txt[$preferred_prefix . $actions['action']] : $txt['whoall_' . $actions['action']];

The expression $preferred_prefix of type false|string is loosely compared to true; this is ambiguous if the string can be empty. You might want to explicitly use !== false instead.

			// Viewable if and only if they can see the board...
			elseif (isset($txt['whotopic_' . $actions['action']]))
			{
				// Find out what topic they are accessing.
				$topic = (int) (isset($actions['topic']) ? $actions['topic'] : (isset($actions['from']) ? $actions['from'] : 0));

				$data[$k] = $txt['who_hidden'];
				$topic_ids[$topic][$k] = $txt['whotopic_' . $actions['action']];
			}
			elseif (isset($txt['whopost_' . $actions['action']]))
			{
				// Find out what message they are accessing.
				$msgid = (int) (isset($actions['msg']) ? $actions['msg'] : (isset($actions['quote']) ? $actions['quote'] : 0));

				$result = $smcFunc['db_query']('', '
					SELECT m.id_topic, m.subject
					FROM {db_prefix}messages AS m
						INNER JOIN {db_prefix}boards AS b ON (b.id_board = m.id_board)
						INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic' . ($modSettings['postmod_active'] ? ' AND t.approved = {int:is_approved}' : '') . ')
					WHERE m.id_msg = {int:id_msg}
						AND {query_see_board}' . ($modSettings['postmod_active'] ? '
						AND m.approved = {int:is_approved}' : '') . '
					LIMIT 1',
					array(
						'is_approved' => 1,
						'id_msg' => $msgid,
					)
				);
				list ($id_topic, $subject) = $smcFunc['db_fetch_row']($result);
				$data[$k] = sprintf($txt['whopost_' . $actions['action']], $id_topic, $subject);
				$smcFunc['db_free_result']($result);

				if (empty($id_topic))
					$data[$k] = $txt['who_hidden'];
			}
			// Viewable only by administrators.. (if it starts with whoadmin, it's admin only!)
			elseif (allowedTo('moderate_forum') && isset($txt['whoadmin_' . $actions['action']]))
				$data[$k] = $txt['whoadmin_' . $actions['action']];
			// Viewable by permission level.
			elseif (isset($allowedActions[$actions['action']]))
			{
				if (allowedTo($allowedActions[$actions['action']]))
					$data[$k] = $txt['whoallow_' . $actions['action']];
				elseif (in_array('moderate_forum', $allowedActions[$actions['action']]))
					$data[$k] = $txt['who_moderate'];
				elseif (in_array('admin_forum', $allowedActions[$actions['action']]))
					$data[$k] = $txt['who_admin'];
				else
					$data[$k] = $txt['who_hidden'];
			}
			elseif (!empty($actions['action']))
				$data[$k] = $txt['who_generic'] . ' ' . $actions['action'];
			else
				$data[$k] = $txt['who_unknown'];
		}

		if (isset($actions['error']))
		{
			if (isset($txt[$actions['error']]))
				$error_message = str_replace('"', '"', empty($actions['who_error_params']) ? $txt[$actions['error']] : vsprintf($txt[$actions['error']], $actions['who_error_params']));
			elseif ($actions['error'] == 'guest_login')
				$error_message = str_replace('"', '"', $txt['who_guest_login']);
			else
				$error_message = str_replace('"', '"', $actions['error']);

			if (!empty($error_message))
				$data[$k] .= ' <span class="generic_icons error" title="' . $error_message . '"></span>';
		}

		// Maybe the action is integrated into another system?
		if (count($integrate_actions = call_integration_hook('integrate_whos_online', array($actions))) > 0)
		{
			foreach ($integrate_actions as $integrate_action)
			{
				if (!empty($integrate_action))
				{
					$data[$k] = $integrate_action;
					if (isset($actions['topic']) && isset($topic_ids[(int) $actions['topic']][$k]))
						$topic_ids[(int) $actions['topic']][$k] = $integrate_action;
					if (isset($actions['board']) && isset($board_ids[(int) $actions['board']][$k]))
						$board_ids[(int) $actions['board']][$k] = $integrate_action;
					if (isset($actions['u']) && isset($profile_ids[(int) $actions['u']][$k]))
						$profile_ids[(int) $actions['u']][$k] = $integrate_action;
					break;
				}
			}
		}
	}

	// Load topic names.
	if (!empty($topic_ids))
	{
		$result = $smcFunc['db_query']('', '
			SELECT t.id_topic, m.subject
			FROM {db_prefix}topics AS t
				INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
				INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
			WHERE {query_see_board}
				AND t.id_topic IN ({array_int:topic_list})' . ($modSettings['postmod_active'] ? '
				AND t.approved = {int:is_approved}' : '') . '
			LIMIT {int:limit}',
			array(
				'topic_list' => array_keys($topic_ids),
				'is_approved' => 1,
				'limit' => count($topic_ids),
			)
		);
		while ($row = $smcFunc['db_fetch_assoc']($result))
		{
			// Show the topic's subject for each of the actions.
			foreach ($topic_ids[$row['id_topic']] as $k => $session_text)
				$data[$k] = sprintf($session_text, $row['id_topic'], censorText($row['subject']));
		}
		$smcFunc['db_free_result']($result);
	}

	// Load board names.
	if (!empty($board_ids))
	{
		$result = $smcFunc['db_query']('', '
			SELECT b.id_board, b.name
			FROM {db_prefix}boards AS b
			WHERE {query_see_board}
				AND b.id_board IN ({array_int:board_list})
			LIMIT {int:limit}',
			array(
				'board_list' => array_keys($board_ids),
				'limit' => count($board_ids),
			)
		);
		while ($row = $smcFunc['db_fetch_assoc']($result))
		{
			// Put the board name into the string for each member...
			foreach ($board_ids[$row['id_board']] as $k => $session_text)
				$data[$k] = sprintf($session_text, $row['id_board'], $row['name']);
		}
		$smcFunc['db_free_result']($result);
	}

	// Load member names for the profile. (is_not_guest permission for viewing their own profile)
	$allow_view_own = allowedTo('is_not_guest');
	$allow_view_any = allowedTo('profile_view');
	if (!empty($profile_ids) && ($allow_view_any || $allow_view_own))
	{
		$result = $smcFunc['db_query']('', '
			SELECT id_member, real_name
			FROM {db_prefix}members
			WHERE id_member IN ({array_int:member_list})
			LIMIT ' . count($profile_ids),
			array(
				'member_list' => array_keys($profile_ids),
			)
		);
		while ($row = $smcFunc['db_fetch_assoc']($result))
		{
			// If they aren't allowed to view this person's profile, skip it.
			if (!$allow_view_any && ($user_info['id'] != $row['id_member']))
				continue;

			// Set their action on each - session/text to sprintf.
			foreach ($profile_ids[$row['id_member']] as $k => $session_text)
				$data[$k] = sprintf($session_text, $row['id_member'], $row['real_name']);
		}
		$smcFunc['db_free_result']($result);
	}

	call_integration_hook('whos_online_after', array(&$urls, &$data));

	if (!is_array($urls))
		return isset($data[0]) ? $data[0] : false;
	else
		return $data;
}

?>