web-base/Core/API/GroupsAPI.class.php

176 lines
5.1 KiB
PHP

<?php
namespace Core\API {
use Core\Driver\SQL\Expression\Count;
use Core\Objects\Context;
abstract class GroupsAPI extends Request {
public function __construct(Context $context, bool $externalCall = false, array $params = array()) {
parent::__construct($context, $externalCall, $params);
}
protected function groupExists($name): bool {
$sql = $this->context->getSQL();
$res = $sql->select(new Count())
->from("Group")
->whereEq("name", $name)
->execute();
$this->success = ($res !== FALSE);
$this->lastError = $sql->getLastError();
return $this->success && $res[0]["count"] > 0;
}
}
}
namespace Core\API\Groups {
use Core\API\GroupsAPI;
use Core\API\Parameter\Parameter;
use Core\API\Parameter\StringType;
use Core\API\Traits\Pagination;
use Core\Driver\SQL\Column\Column;
use Core\Driver\SQL\Expression\Alias;
use Core\Driver\SQL\Expression\Count;
use Core\Objects\Context;
use Core\Objects\DatabaseEntity\Controller\NMRelation;
use Core\Objects\DatabaseEntity\Group;
class Fetch extends GroupsAPI {
use Pagination;
private int $groupCount;
public function __construct(Context $context, $externalCall = false) {
parent::__construct($context, $externalCall,
self::getPaginationParameters(['id', 'name', 'member_count'])
);
$this->groupCount = 0;
}
public function _execute(): bool {
$sql = $this->context->getSQL();
if (!$this->initPagination($sql, Group::class)) {
return false;
}
$memberCount = new Alias($sql->select(new Count())
->from(NMRelation::buildTableName("User", "Group"))
->whereEq("group_id", new Column("Group.id")), "memberCount");
$groupsQuery = $this->createPaginationQuery($sql, [$memberCount]);
$groups = $groupsQuery->execute();
if ($groups !== false && $groups !== null) {
$this->result["groups"] = [];
foreach ($groups as $group) {
$groupData = $group->jsonSerialize();
$groupData["memberCount"] = $group["memberCount"];
$this->result["groups"][] = $groupData;
}
} else {
return $this->createError("Error fetching groups: " . $sql->getLastError());
}
return $this->success;
}
}
class Get extends GroupsAPI {
public function __construct(Context $context, bool $externalCall = false) {
parent::__construct($context, $externalCall, [
"id" => new Parameter("id", Parameter::TYPE_INT)
]);
}
protected function _execute(): bool {
$sql = $this->context->getSQL();
$groupId = $this->getParam("id");
$group = Group::find($sql, $groupId);
if ($group === false) {
return $this->createError("Error fetching group: " . $sql->getLastError());
} else if ($group === null) {
return $this->createError("Group not found");
} else {
$this->result["group"] = $group->jsonSerialize();
$this->result["group"]["members"] = $group->getMembers($sql);
}
return true;
}
}
class Create extends GroupsAPI {
public function __construct(Context $context, $externalCall = false) {
parent::__construct($context, $externalCall, array(
'name' => new StringType('name', 32),
'color' => new StringType('color', 10),
));
}
public function _execute(): bool {
$name = $this->getParam("name");
if (preg_match("/^[a-zA-Z][a-zA-Z0-9_-]*$/", $name) !== 1) {
return $this->createError("Invalid name");
}
$color = $this->getParam("color");
if (preg_match("/^#[a-fA-F0-9]{3,6}$/", $color) !== 1) {
return $this->createError("Invalid color");
}
$exists = $this->groupExists($name);
if (!$this->success) {
return false;
} else if ($exists) {
return $this->createError("A group with this name already exists");
}
$sql = $this->context->getSQL();
$group = new Group(null, $name, $color);
$this->success = ($group->save($sql) !== FALSE);
$this->lastError = $sql->getLastError();
if ($this->success) {
$this->result["id"] = $group->getId();
}
return $this->success;
}
}
class Delete extends GroupsAPI {
public function __construct(Context $context, $externalCall = false) {
parent::__construct($context, $externalCall, array(
'id' => new Parameter('id', Parameter::TYPE_INT)
));
}
public function _execute(): bool {
$id = $this->getParam("id");
if (in_array($id, array_keys(Group::GROUPS))) {
return $this->createError("You cannot delete a default group.");
}
$sql = $this->context->getSQL();
$group = Group::find($sql, $id);
$this->success = ($group !== FALSE);
$this->lastError = $sql->getLastError();
if ($this->success && $group === null) {
return $this->createError("This group does not exist.");
}
$this->success = ($group->delete($sql) !== FALSE);
$this->lastError = $sql->getLastError();
return $this->success;
}
}
}