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qq.lib.php
221 lines (193 loc) · 7.69 KB
/
qq.lib.php
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<?php
use YesWiki\Core\Service\DbService;
if (!class_exists('qqUploadedFileXhr')) {
class qqUploadedFileXhr
{
/**
* Save the file to the specified path
* @return boolean TRUE on success
*/
public function save($path)
{
$input = fopen("php://input", "r");
$temp = tmpfile();
$realSize = stream_copy_to_stream($input, $temp);
fclose($input);
if ($realSize != $this->getSize()) {
return false;
}
$target = fopen($path, "w");
fseek($temp, 0, SEEK_SET);
stream_copy_to_stream($temp, $target);
fclose($target);
return true;
}
public function getName()
{
return basename($_GET['qqfile']);
}
public function getSize()
{
if (isset($_SERVER["CONTENT_LENGTH"])) {
return (int)$_SERVER["CONTENT_LENGTH"];
} else {
throw new Exception('Getting content length is not supported.');
}
}
}
}
if (!class_exists('qqUploadedFileForm')) {
/**
* Handle file uploads via regular form post (uses the $_FILES array)
*/
class qqUploadedFileForm
{
/**
* Save the file to the specified path
* @return boolean TRUE on success
*/
public function save($path)
{
if (!move_uploaded_file($_FILES['qqfile']['tmp_name'], $path)) {
return false;
}
return true;
}
public function getName()
{
return $_FILES['qqfile']['name'];
}
public function getSize()
{
return $_FILES['qqfile']['size'];
}
}
}
if (!class_exists('qqFileUploader')) {
class qqFileUploader
{
private $allowedExtensions = array();
private $sizeLimit = '10000';
private $file;
private $hasTempTag;
public function __construct(array $allowedExtensions = array(), $sizeLimit = '10000', $hasTempTag = false)
{
$allowedExtensions = array_map("strtolower", $allowedExtensions);
$this->allowedExtensions = $allowedExtensions;
$this->sizeLimit = $sizeLimit;
$this->checkServerSettings();
if (isset($_GET['qqfile'])) {
$this->file = new qqUploadedFileXhr();
} elseif (isset($_FILES['qqfile'])) {
$this->file = new qqUploadedFileForm();
} else {
$this->file = false;
}
$this->hasTempTag = $hasTempTag;
}
private function checkServerSettings()
{
$postSize = $this->toBytes(ini_get('post_max_size'));
$uploadSize = $this->toBytes(ini_get('upload_max_filesize'));
/*if ($postSize < $this->sizeLimit || $uploadSize < $this->sizeLimit){
$size = max(1, $this->sizeLimit / 1024 / 1024) . 'M';
die("{'error':'La configuration de votre serveur devrait avoir un post_max_size et un upload_max_filesize supérieur à $size'}");
} */
}
private function toBytes($str)
{
$val = trim($str);
$val = settype($val, 'integer');
$l = strlen($str)-1;
$last = strtolower($str[$l]);
switch ($last) {
case 'g': $val *= 1024;
// no break
case 'm': $val *= 1024;
// no break
case 'k': $val *= 1024;
}
return $val;
}
/**
* Returns array('success'=>true) or array('error'=>'error message')
*/
public function handleUpload($uploadDirectory, $replaceOldFile = false)
{
if (!is_writable($uploadDirectory)) {
return array('error' => _t('ATTACH_HANDLER_AJAXUPLOAD_FOLDER_NOT_READABLE'));
}
if (!$this->file) {
return array('error' => _t('ATTACH_HANDLER_AJAXUPLOAD_NO_FILE'));
}
$size = $this->file->getSize();
if ($size == 0) {
return array('error' => _t('ATTACH_HANDLER_AJAXUPLOAD_EMPTY_FILE'));
}
if ($size > $this->sizeLimit) {
return array('error' => _t('ATTACH_HANDLER_AJAXUPLOAD_FILE_TOO_LARGE'));
}
$pathinfo = pathinfo($this->file->getName());
$filename = $pathinfo['filename'];
//$filename = md5(uniqid());
$ext = strtolower($pathinfo['extension']);
if ($this->allowedExtensions && !in_array($ext, $this->allowedExtensions)) {
$these = implode(', ', $this->allowedExtensions);
return array('error' => str_replace('{ext}', $these, _t('ATTACH_HANDLER_AJAXUPLOAD_AUTHORIZED_EXT')));
}
/*if(!$replaceOldFile){
/// don't overwrite previous files that were uploaded
while (file_exists($uploadDirectory . $filename . '.' . $ext)) {
$filename .= rand(10, 99);
}
}*/
// on enleve les espaces et les accents pour le nom de fichier
$search = array('@[éèêëÊË]@i','@[àâäÂÄ]@i','@[îïÎÏ]@i','@[ûùüÛÜ]@i','@[ôöÔÖ]@i','@[ç]@i','@[ ]@i','@[^a-zA-Z0-9_]@');
$replace = array('e','a','i','u','o','c','_','');
$filename = preg_replace($search, $replace, utf8_decode($filename));
if ($this->hasTempTag) {
$previousTag = $GLOBALS['wiki']->tag;
$previousPage = $GLOBALS['wiki']->page;
$GLOBALS['wiki']->tag = $_GET['tempTag'];
$GLOBALS['wiki']->page = [
'tag' => $GLOBALS['wiki']->tag,
'body' => '{##}',
'time' => '',
'owner' => '',
'user' => '',
];
}
$attach = new Attach($GLOBALS['wiki']);
$GLOBALS['wiki']->setParameter("desc", $filename);
$GLOBALS['wiki']->setParameter("file", $filename . '.' . $ext);
// dans le cas d'une nouvelle page, on donne une valeur a la date de création dans le fuseau horaire du serveur (heure SQL)
if ($this->hasTempTag || !isset($GLOBALS['wiki']->page['time']) || $GLOBALS['wiki']->page['time'] == '') {
$dbTz = $GLOBALS['wiki']->services->get(DbService::class)->getDbTimeZone();
$sqlTimeFormat = 'Y-m-d H:i:s';
$GLOBALS['wiki']->page['time'] = !empty($dbTz) ? (new DateTime())->setTimezone(new DateTimeZone($dbTz))->format($sqlTimeFormat) : date($sqlTimeFormat);
}
// on envoi l'attachement en retenant l'affichage du résultat dans un buffer
ob_start();
$attach->doAttach();
$fullfilename = $attach->GetFullFilename(true);
if ($this->hasTempTag) {
$GLOBALS['wiki']->tag = $previousTag;
$GLOBALS['wiki']->page = $previousPage;
}
ob_end_clean();
if ($this->file->save($fullfilename)) {
if ($ext === "svg") {
$attach->sanitizeSVGfile($fullfilename);
}
return array_map('utf8_encode', array('success'=>true, 'filename'=>$fullfilename, 'simplefilename'=>$filename . '.' . $ext, 'extension'=>$ext));
} else {
return array_map(
'utf8_encode',
array(
'error'=> _t('ATTACH_HANDLER_AJAXUPLOAD_ERROR')
)
);
}
}
}
}