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Fixed security bug in FileField: NEED TESTING

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This commit is contained in:
Antonio de la Rosa 2016-12-08 03:36:21 +01:00
parent 4cc0f6b19f
commit 83392e732e
1 changed files with 37 additions and 19 deletions
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56
src/CoreFields/FileField.php
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@ -4,7 +4,7 @@ namespace PhangoApp\PhaModels\CoreFields;
use PhangoApp\PhaUtils\Utils;
/**
*
* NEED TESTING, PROBABLY BROKEN
*/
class FileField extends PhangoField {
@ -20,6 +20,8 @@ class FileField extends PhangoField {
public $quot_open='\'';
public $quot_close='\'';
public $std_error='';
public $func_token='PhangoApp\PhaUtils\Utils::get_token';
public $prefix_id=1;
function __construct($name_file, $path, $url_path)
{
@ -40,32 +42,48 @@ class FileField extends PhangoField {
settype($_POST['delete_'.$file_field], 'integer');
if($_POST['delete_'.$file_field]==1)
{
$file_delete=Utils::form_text($_POST[$file_field]);
if($file_delete!='')
{
@unlink($this->path.'/'.$file_delete);
$file='';
}
}
if($this->update)
{
//Check the image for delete.
//This field is used only for a row
//echo $this->model_instance->conditions; die;
$old_reset=Webmodel::$model[$this->name_model]->reset_conditions;
Webmodel::$model[$this->name_model]->reset_conditions=0;
$old_file=Webmodel::$model[$this->name_model]->select_a_row_where(array($this->name_component), 1)[$this->name_component];
Webmodel::$model[$this->name_model]->reset_conditions=$old_reset;
}
if(isset($_FILES[$file_field]['tmp_name']))
{
if($_FILES[$file_field]['tmp_name']!='')
{
$name_file=basename($_FILES[$file_field]['tmp_name']);
if($this->prefix_id)
{
$name_file=hash('sha256', (call_user_func_array($this->func_token, array(25)))).'_'.$name_file;
}
if( move_uploaded_file ( $_FILES[$file_field]['tmp_name'] , $this->path.'/'.$_FILES[$file_field]['name'] ) )
if( move_uploaded_file ( $_FILES[$file_field]['tmp_name'] , $this->path.'/'.$name_file ) )
{
return $_FILES[$file_field]['name'];
if($old_file!='')
{
if(!@unlink($this->path.'/'.$old_file))
{
$this->std_error=I18n::lang('common', 'cannot_delete_old_file', 'Cannot delete old files, please, check permissions');
}
}
return $name_file;
//return $this->path.'/'.$_FILES[$file]['name'];
@ -163,4 +181,4 @@ class FileField extends PhangoField {
}
?>
?>