Double directory in dropdown - php

Question

I write this element, but when I want to display the directory in dropown, I have the same directory twice.
LMy first dropdown work well:
blog
image
My second dropdown write the directory twice
blog
image
blog
image
<?php
//function
function osc_opendir($path) {
$path = rtrim($path, '/') . '/';
$exclude_array = array('.', '..', '.DS_Store', '.directory', '.htaccess', 'Thumbs.db','.php', '_note');
$result = array();
if ($handle = opendir($path)) {
while (false !== ($filename = readdir($handle))) {
if (!in_array($filename, $exclude_array)) {
$file = array('name' => $path . $filename,
'is_dir' => is_dir($path . $filename),
'writable' => is_writable($path . $filename)
);
$result[] = $file;
if ($file['is_dir'] == true) {
$result = array_merge($result, osc_opendir($path . $filename));
}
}
}
closedir($handle);
}
return $result;
// place allowed sub-dirs in array, non-recursive
// just only one image
$dir_array = array();
foreach (osc_opendir($root_images_dir) as $file) {
if ($file['is_dir']) {
$img_dir_products_image = substr($file['name'], strlen($root_images_dir));
$drop_array[] = array('id' => $img_dir_products_image,
'text' => $img_dir_products_image
);
}
}
echo HTML::selectMenu('directory_products_image', $drop_array);
// second dropdown
// for the image gallery
// gallery
// lecture des fichiers
$dir_array = array();
foreach (osc_opendir($root_images_dir) as $file1) {
if ($file1['is_dir']) {
$img_dir = substr($file1['name'], strlen($root_images_dir));
$drop_array[] = array('id' => $img_dir,
'text' => $img_dir
);
}
}
echo '<div class="row"><span class="col-xs-3">'.TEXT_PRODUCTS_IMAGE_DIRECTORY. ' ' . HTML::selectMenu('directory', $drop_array) . '</span></div>';
echo TEXT_PRODUCTS_IMAGE_NEW_FOLDER_GALLERY . HTML::inputField('new_directory','','class="input-small"') .'<br /><br />';

Answer 1

You're getting it twice, because you're ADDING it twice:
$result[] = $file;
^^---append filename to array
$result = array_merge($result, osc_opendir($path . $filename));
^^^^^^^--- add it yet again