context->getSQL(); $res = $sql->select($sql->count()) ->from("Group") ->where(new Compare("name", $name)) ->execute(); $this->success = ($res !== FALSE); $this->lastError = $sql->getLastError(); return $this->success && $res[0]["count"] > 0; } } } namespace Api\Groups { use Api\GroupsAPI; use Api\Parameter\Parameter; use Api\Parameter\StringType; use Objects\Context; use Objects\DatabaseEntity\Group; class Fetch extends GroupsAPI { private int $groupCount; public function __construct(Context $context, $externalCall = false) { parent::__construct($context, $externalCall, array( 'page' => new Parameter('page', Parameter::TYPE_INT, true, 1), 'count' => new Parameter('count', Parameter::TYPE_INT, true, 20) )); $this->groupCount = 0; } private function fetchGroupCount(): bool { $sql = $this->context->getSQL(); $res = $sql->select($sql->count())->from("Group")->execute(); $this->success = ($res !== FALSE); $this->lastError = $sql->getLastError(); if ($this->success) { $this->groupCount = $res[0]["count"]; } return $this->success; } public function _execute(): bool { $page = $this->getParam("page"); if($page < 1) { return $this->createError("Invalid page count"); } $count = $this->getParam("count"); if($count < 1 || $count > 50) { return $this->createError("Invalid fetch count"); } if (!$this->fetchGroupCount()) { return false; } $sql = $this->context->getSQL(); $res = $sql->select("Group.id as groupId", "Group.name as groupName", "Group.color as groupColor", $sql->count("UserGroup.user_id")) ->from("Group") ->leftJoin("UserGroup", "UserGroup.group_id", "Group.id") ->groupBy("Group.id") ->orderBy("Group.id") ->ascending() ->limit($count) ->offset(($page - 1) * $count) ->execute(); $this->success = ($res !== FALSE); $this->lastError = $sql->getLastError(); if($this->success) { $this->result["groups"] = array(); foreach($res as $row) { $groupId = intval($row["groupId"]); $groupName = $row["groupName"]; $groupColor = $row["groupColor"]; $memberCount = $row["usergroup_user_id_count"]; $this->result["groups"][$groupId] = array( "name" => $groupName, "memberCount" => $memberCount, "color" => $groupColor, ); } $this->result["pageCount"] = intval(ceil($this->groupCount / $count)); $this->result["totalCount"] = $this->groupCount; } return $this->success; } } 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(); $group->name = $name; $group->color = $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, DEFAULT_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; } } }