nextcloud/apps/files_publiclink/lib_public.php

80 lines
2.1 KiB
PHP

<?php
class OC_PublicLink{
/**
* create a new public link
* @param string path
* @param int (optional) expiretime time the link expires, as timestamp
*/
public function __construct($path,$expiretime=0){
if($path and OC_FILESYSTEM::file_exists($path) and OC_FILESYSTEM::is_readable($path)){
$user=OC_USER::getUser();
$token=sha1("$user-$path-$expiretime");
$query=OC_DB::prepare("INSERT INTO *PREFIX*publiclink VALUES(?,?,?,?)");
$result=$query->execute(array($token,$path,$user,$expiretime));
if( PEAR::isError($result)) {
$entry = 'DB Error: "'.$result->getMessage().'"<br />';
$entry .= 'Offending command was: '.$result->getDebugInfo().'<br />';
error_log( $entry );
die( $entry );
}
$this->token=$token;
}
}
/**
* get the path of that shared file
*/
public static function getPath($token){
//remove expired links
$query=OC_DB::prepare("DELETE FROM *PREFIX*publiclink WHERE expire_time < NOW() AND expire_time!=0");
$query->execute();
//get the path and the user
$query=OC_DB::prepare("SELECT user,path FROM *PREFIX*publiclink WHERE token=?");
$result=$query->execute(array($token));
$data=$result->fetchAll();
if(count($data)>0){
$path=$data[0]['path'];
$user=$data[0]['user'];
//prepare the filesystem
OC_UTIL::setupFS($user);
return $path;
}else{
return false;
}
}
/**
* get the token for the public link
* @return string
*/
public function getToken(){
return $this->token;
}
/**
* gets all public links
* @return array
*/
static public function getLinks(){
$query=OC_DB::prepare("SELECT * FROM *PREFIX*publiclink WHERE user=?");
return $query->execute(array(OC_USER::getUser()))->fetchAll();
}
/**
* delete a public link
*/
static public function delete($token){
$query=OC_DB::prepare("SELECT user,path FROM *PREFIX*publiclink WHERE token=?");
$result=$query->execute(array($token))->fetchAll();
if(count($result)>0 and $result[0]['user']==OC_USER::getUser()){
$query=OC_DB::prepare("DELETE FROM *PREFIX*publiclink WHERE token=?");
$query->execute(array($token));
}
}
private $token;
}
?>