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check_valid_file_extension()

Description

Basic check of uploaded file against list of allowed extensions

Parameters

ColumnTypeDefaultDescription
$uploadedfile array
$validextensions: array parse_filename_extension$uploadedfile['name']; return in_arraystrtolower$extension
array_map"strtolower"
&& $validextensions
10}$/'
$extension
array_map'mb_strtolower'
$GLOBALS['banned_extensions'] ""
string} array{name: $uploadedfile An element from the $_FILES PHP reserved variable
$validextensions array Array of valid extension strings

Location

include/file_functions.php lines 206 to 210

Definition

 
function check_valid_file_extension(array $uploadedfile, array $validextensions): bool
{
    
$extension parse_filename_extension($uploadedfile['name']);
    return 
in_array(strtolower($extension), array_map("strtolower"$validextensions)) && !is_banned_extension($extension);
}

This article was last updated 14th March 2025 13:05 Europe/London time based on the source file dated 6th March 2025 14:30 Europe/London time.