/**
* nameFile
* Returns the valid file name to use
*
* @param string
* @return string
*/
private function nameFile($path = '', $extension, $method, $original_name = '')
{
$path = trim($path);
$path = $path == '' ? './' : $path;
$method = !check_value($method) || !in_array($method, array('original', 'random', 'mixed')) ? 'original' : $method;
$original_name = unaccent_string($original_name);
$original_name = !check_value($original_name) ? generateRandomString(rand(5, 10)) : preg_replace('/\\.[^.\\s]{3,4}$/', '', $original_name);
// Original name as it
$strip = array("~", "`", "!", "@", "#", "\$", "%", "^", "&", "*", "(", ")", "_", "=", "+", "[", "{", "]", "}", "\\", "|", ";", ":", "\"", "'", "‘", "’", "“", "”", "–", "—", "—", "–", ",", "<", ".", ">", "/", "?");
$original_name = trim(str_replace($strip, "", strip_tags($original_name)));
$original_name = preg_replace('/[\\s\\.]+/', '_', $original_name);
// Original name with spaces and dots changed to "_"
if (strlen($original_name) == 0) {
$method = 'random';
}
function get_name_by_method($method, $extension, $original_name)
{
//$max_lenght = 255 - 1 - strlen($extension) - 5; // 246
$max_lenght = 200;
$original_name = substr($original_name, 0, 200);
$original_name_lenght = strlen($original_name);
switch ($method) {
default:
case 'original':
$name = $original_name;
break;
case 'random':
$name = generateRandomString(rand(5, 10));
break;
case 'mixed':
if ($original_name_lenght >= $max_lenght) {
$name = substr($original_name, 0, $max_lenght - 5);
} else {
$name = $original_name;
}
$name .= generateRandomString(5);
break;
}
return $name . '.' . strtolower($extension);
}
$filename = $path . get_name_by_method($method, $extension, $original_name);
while (file_exists($filename)) {
if ($method == 'original') {
$method = 'mixed';
}
$filename = $path . get_name_by_method($method, $extension, $original_name);
}
return $filename;
}
/**
* Get a safe filename
* $method: original | random | mixed | id
* $filename: name of the original file
*/
function get_filename_by_method($method, $filename)
{
$max_lenght = 200;
$extension = get_file_extension($filename);
$clean_filename = substr($filename, 0, -(strlen($extension) + 1));
$clean_filename = unaccent_string($clean_filename);
// change áéíóú to aeiou
$clean_filename = preg_replace('/[^\\.\\w\\d-]/i', '', $clean_filename);
// remove any non alphanumeric, non underscore, non hyphen and non period
// Non alphanumeric name uh..
if (strlen($clean_filename) == 0) {
$clean_filename = random_string(16);
}
$unlimited_filename = $clean_filename;
// No max_lenght limit
$clean_filename = substr($clean_filename, 0, $max_lenght);
switch ($method) {
default:
case 'original':
$name = $clean_filename;
break;
case 'random':
$name = random_string(32);
break;
case 'mixed':
if (strlen($clean_filename) >= $max_lenght) {
$name = substr($clean_filename, 0, $max_lenght - 5);
} else {
$name = $clean_filename;
}
$name .= random_string(5);
break;
case 'id':
$name = $unlimited_filename;
break;
}
return $name . '.' . $extension;
}
