137 lines
3.1 KiB
PHP
137 lines
3.1 KiB
PHP
<?php
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/**
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* Holds the file server.
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*
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* @package Sakura
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*/
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namespace Sakura;
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use finfo;
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/**
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* Used for storing files served through Sakura.
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*
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* @package Sakura
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* @author Julian van de Groep <me@flash.moe>
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*/
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class File
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{
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/**
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* ID of the file.
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* @var int
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*/
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public $id = 0;
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/**
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* User instance of the user that uploaded this file.
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*
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* @var User
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*/
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public $user = null;
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/**
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* Data of the file.
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*
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* @var string
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*/
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public $data = null;
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/**
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* Original filename of the file.
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*
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* @var string
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*/
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public $name = null;
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/**
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* Mime type of the file.
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*
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* @var string
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*/
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public $mime = null;
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/**
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* The UNIX timestamp of when this file was created.
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*
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* @var int
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*/
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public $time = 0;
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/**
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* The UNIX timestamp of when this file should automatically remove itself (currently unused).
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*
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* @var int
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*/
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public $expire = 0;
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/**
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* Create a new file.
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*
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* @param string $data Contents of the file.
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* @param string $name Name of the file.
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* @param User $user User instance of the user creating this file.
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* @param int $expire UNIX timestamp of when this file should automatically remove itself.
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*
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* @return File The created file instance for the file.
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*/
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public static function create($data, $name, User $user, $expire = 0)
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{
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// Get the mimetype
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$mime = (new finfo(FILEINFO_MIME_TYPE))->buffer($data);
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// Insert it into the database
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DB::prepare('INSERT INTO `{prefix}uploads` (`user_id`, `file_data`, `file_name`, `file_mime`, `file_time`, `file_expire`) VALUES (:id, :data, :name, :mime, :time, :expire)')
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->execute([
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'id' => $user->id,
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'data' => $data,
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'name' => $name,
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'mime' => $mime,
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'time' => time(),
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'expire' => $expire,
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]);
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// Get the last insert id
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$id = (int) DB::lastID();
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// Return a new File object
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return new File($id);
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}
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/**
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* Constructor.
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*
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* @param int $fileId ID of the file that should be constructed.
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*/
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public function __construct($fileId)
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{
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// Attempt to get the database row
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$fr = DB::prepare('SELECT * FROM `{prefix}uploads` WHERE `file_id` = :id');
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$fr->execute([
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'id' => $fileId,
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]);
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$fileRow = $fr->fetch();
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// If anything was returned populate the variables
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if ($fileRow) {
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$this->id = $fileRow->file_id;
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$this->user = User::construct($fileRow->user_id);
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$this->data = $fileRow->file_data;
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$this->name = $fileRow->file_name;
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$this->mime = $fileRow->file_mime;
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$this->time = $fileRow->file_time;
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$this->expire = $fileRow->file_expire;
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}
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}
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/**
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* Delete this file from the database.
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*/
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public function delete()
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{
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DB::prepare('DELETE FROM `{prefix}uploads` WHERE `file_id` = :id')
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->execute([
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'id' => $this->id,
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]);
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}
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}
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