194 lines
5.3 KiB
PHP
194 lines
5.3 KiB
PHP
<?php
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namespace Api {
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use Driver\SQL\Condition\Compare;
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abstract class GroupsAPI extends Request {
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protected function groupExists($name) {
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$sql = $this->user->getSQL();
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$res = $sql->select($sql->count())
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->from("Group")
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->where(new Compare("name", $name))
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->execute();
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$this->success = ($res !== FALSE);
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$this->lastError = $sql->getLastError();
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return $this->success && $res[0]["count"] > 0;
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}
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}
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}
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namespace Api\Groups {
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use Api\GroupsAPI;
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use Api\Parameter\Parameter;
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use Api\Parameter\StringType;
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use Driver\SQL\Condition\Compare;
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class Fetch extends GroupsAPI {
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private int $groupCount;
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public function __construct($user, $externalCall = false) {
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parent::__construct($user, $externalCall, array(
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'page' => new Parameter('page', Parameter::TYPE_INT, true, 1),
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'count' => new Parameter('count', Parameter::TYPE_INT, true, 20)
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));
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$this->groupCount = 0;
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}
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private function getGroupCount() {
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$sql = $this->user->getSQL();
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$res = $sql->select($sql->count())->from("Group")->execute();
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$this->success = ($res !== FALSE);
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$this->lastError = $sql->getLastError();
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if ($this->success) {
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$this->groupCount = $res[0]["count"];
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}
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return $this->success;
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}
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public function execute($values = array()): bool {
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if(!parent::execute($values)) {
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return false;
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}
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$page = $this->getParam("page");
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if($page < 1) {
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return $this->createError("Invalid page count");
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}
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$count = $this->getParam("count");
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if($count < 1 || $count > 50) {
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return $this->createError("Invalid fetch count");
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}
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if (!$this->getGroupCount()) {
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return false;
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}
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$sql = $this->user->getSQL();
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$res = $sql->select("Group.uid as groupId", "Group.name as groupName", "Group.color as groupColor", $sql->count("UserGroup.user_id"))
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->from("Group")
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->leftJoin("UserGroup", "UserGroup.group_id", "Group.uid")
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->groupBy("Group.uid")
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->orderBy("Group.uid")
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->ascending()
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->limit($count)
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->offset(($page - 1) * $count)
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->execute();
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$this->success = ($res !== FALSE);
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$this->lastError = $sql->getLastError();
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if($this->success) {
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$this->result["groups"] = array();
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foreach($res as $row) {
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$groupId = intval($row["groupId"]);
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$groupName = $row["groupName"];
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$groupColor = $row["groupColor"];
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$memberCount = $row["usergroup_user_id_count"];
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$this->result["groups"][$groupId] = array(
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"name" => $groupName,
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"memberCount" => $memberCount,
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"color" => $groupColor,
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);
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}
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$this->result["pageCount"] = intval(ceil($this->groupCount / $count));
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$this->result["totalCount"] = $this->groupCount;
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}
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return $this->success;
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}
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}
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class Create extends GroupsAPI {
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public function __construct($user, $externalCall = false) {
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parent::__construct($user, $externalCall, array(
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'name' => new StringType('name', 32),
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'color' => new StringType('color', 10),
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));
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}
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public function execute($values = array()): bool {
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if (!parent::execute($values)) {
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return false;
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}
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$name = $this->getParam("name");
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if (preg_match("/^[a-zA-Z][a-zA-Z0-9_-]*$/", $name) !== 1) {
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return $this->createError("Invalid name");
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}
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$color = $this->getParam("color");
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if (preg_match("/^#[a-fA-F0-9]{3,6}$/", $color) !== 1) {
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return $this->createError("Invalid color");
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}
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$exists = $this->groupExists($name);
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if (!$this->success) {
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return false;
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} else if ($exists) {
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return $this->createError("A group with this name already exists");
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}
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$sql = $this->user->getSQL();
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$res = $sql->insert("Group", array("name", "color"))
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->addRow($name, $color)
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->returning("uid")
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->execute();
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$this->success = ($res !== FALSE);
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$this->lastError = $sql->getLastError();
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if ($this->success) {
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$this->result["uid"] = $sql->getLastInsertId();
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}
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return $this->success;
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}
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}
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class Delete extends GroupsAPI {
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public function __construct($user, $externalCall = false) {
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parent::__construct($user, $externalCall, array(
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'uid' => new Parameter('uid', Parameter::TYPE_INT)
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));
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}
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public function execute($values = array()): bool {
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if (!parent::execute($values)) {
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return false;
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}
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$id = $this->getParam("uid");
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if (in_array($id, DEFAULT_GROUPS)) {
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return $this->createError("You cannot delete a default group.");
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}
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$sql = $this->user->getSQL();
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$res = $sql->select($sql->count())
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->from("Group")
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->where(new Compare("uid", $id))
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->execute();
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$this->success = ($res !== FALSE);
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$this->lastError = $sql->getLastError();
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if ($this->success && $res[0]["count"] === 0) {
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return $this->createError("This group does not exist.");
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}
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$res = $sql->delete("Group")->where(new Compare("uid", $id))->execute();
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$this->success = ($res !== FALSE);
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$this->lastError = $sql->getLastError();
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return $this->success;
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}
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}
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} |