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<?php
/**
* RoomSearch.php - A search type for rooms.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* @author Moritz Strohm <strohm@data-quest.de>
* @copyright 2018
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @category Stud.IP
*/
class RoomSearch extends ResourceSearch
{
//Setup and search configuration methods:
public $with_seats = 0;
//SearchType interface implementations:
public function getTitle()
{
return _('Raumsuche');
}
/**
* @param string $keyword The name of the room or a part of it.
* @param array $contextual_data This parameter is not used at the moment.
*/
public function getResults(
$keyword,
$contextual_data = [],
$limit = PHP_INT_MAX,
$offset = 0
)
{
$user = User::findCurrent();
if (!$user) {
return [];
}
if ($this->with_seats) {
$prop_id_seats = ResourcePropertyDefinition::findOneByName('seats')->id;
$sql = "INNER JOIN resource_categories rc
ON resources.category_id = rc.id
INNER JOIN resource_properties rp ON rp.resource_id = resources.id
WHERE
rc.class_name IN ( :room_class_names )
AND
rp.property_id = :prop_id_seats
AND
rp.state > :seats
AND
resources.name LIKE CONCAT('%', :keyword, '%') ";
$sql_params = [
'keyword' => $keyword,
'seats' => $this->with_seats,
'prop_id_seats' => $prop_id_seats
];
} else {
$sql = "INNER JOIN resource_categories rc
ON resources.category_id = rc.id
WHERE
rc.class_name IN ( :room_class_names )
AND
resources.name LIKE CONCAT('%', :keyword, '%') ";
$sql_params = [
'keyword' => $keyword
];
}
$sql_params['room_class_names'] = RoomManager::getAllRoomClassNames();
//Root users can access everything so that we don't need
//to check for permissions in case the current user is root.
if (!$GLOBALS['perm']->have_perm('root')) {
$global_permission = null;
if ($this->use_global_permissions) {
//Get the global permission level:
$global_permission = ResourceManager::getGlobalResourcePermission(
$user
);
}
if (in_array($global_permission, $this->accepted_permission_levels)) {
//Retrieve all resources where the user has sufficient permissions.
//There may be resources where the user has explicitly lower
//permissions and we must therefore exclude these resources.
$lower_permission_levels = ResourceManager::getLowerPermissionLevels(
$global_permission
);
$sql .= "AND resources.id NOT IN (
SELECT resource_id
FROM
resource_permissions
WHERE
user_id = :user_id
AND
perms IN ( :lower_perms )
UNION
SELECT resource_id
FROM
resource_temporary_permissions
WHERE
user_id = :user_id
AND
perms IN ( :lower_perms )
AND
begin <= :now
AND
end >= :now
)";
$sql_params = array_merge(
$sql_params,
[
'user_id' => $user->id,
'lower_perms' => $lower_permission_levels,
'now' => time()
]
);
} else {
//Only retrieve those resources where the user has direct
//sufficient permissions.
$sql .= "AND resources.id IN (
SELECT resource_id
FROM
resource_permissions
WHERE
user_id = :user_id
AND
perms IN ( :perms )
UNION
SELECT resource_id
FROM
resource_temporary_permissions
WHERE
user_id = :user_id
AND
perms IN ( :perms )
AND
begin <= :now
AND
end >= :now
)";
$sql_params = array_merge(
$sql_params,
[
'user_id' => $user->id,
'perms' => $this->accepted_permission_levels,
'now' => time()
]
);
}
}
$sql .= " ORDER BY resources.name ASC
LIMIT :limit OFFSET :offset ";
$sql_params['limit'] = $limit;
$sql_params['offset'] = $offset;
$rooms = Room::findBySql(
$sql,
$sql_params
);
$results = [];
foreach ($rooms as $room) {
$additional_text = '';
if (count($this->additional_display_properties)) {
$additional_values = [];
foreach ($this->additional_display_properties as $ap) {
$additional_values[] = $room->getProperty($ap);
}
$additional_text = implode(', ', $additional_values);
}
$name = $room->name;
if($additional_text) {
$name .= sprintf(
$this->additional_property_format,
$additional_text
);
}
$results[] = [
$room->id,
$name
];
}
return $results;
}
}
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