Thanks to h3 at valleyfield dot net
Same function with some minor changes and comments added
FTP function checks if a directory exists
<?php
function ftp_is_dir( $dir ) {
global $ftpcon;
// get current directory
$original_directory = ftp_pwd( $ftpcon );
// test if you can change directory to $dir
// suppress errors in case $dir is not a file or not a directory
if ( @ftp_chdir( $ftpcon, $dir ) ) {
// If it is a directory, then change the directory back to the original directory
ftp_chdir( $ftpcon, $original_directory );
return true;
}
else {
return false;
}
}
?>
ftp_chdir
(PHP 4, PHP 5, PHP 7, PHP 8)
ftp_chdir — Cambia le directory su un server FTP
Descrizione
Passa dalla directory corrente alla directory specificata.
Restituisce true in caso di successo, false in caso di fallimento.
Example #1 esempio ftp_chdir()
<?php
// stabilisce la connessione
$conn_id = ftp_connect($ftp_server);
// si collega con nome utente e password
$login_result = ftp_login($conn_id, $ftp_user_name, $ftp_user_pass);
// controlla la connessione
if ((!$conn_id) || (!$login_result)) {
die("FTP connection has failed !");
}
echo "Current directory: " . ftp_pwd($conn_id) . "\n";
// tenta di passare alla directory somedir
if (ftp_chdir($conn_id, "somedir")) {
echo "Current directory is now: " . ftp_pwd($conn_id) . "\n";
} else {
echo "Couldn't change directory\n";
}
// chiude la connessione
ftp_close($conn_id);
?>Vedi anche ftp_cdup().
add a note
User Contributed Notes 2 notes
neil at 11 out of 10 ¶
16 years ago
info at swiftyexpress dot com ¶
15 years ago
Works like the other functions in this page's notes, but this one doesn't make use of a global FTP connection, so it takes parameters like the other functions in the extension
<?php
function ftp_directory_exists($ftp, $dir)
{
// Get the current working directory
$origin = ftp_pwd($ftp);
// Attempt to change directory, suppress errors
if (@ftp_chdir($ftp, $dir))
{
// If the directory exists, set back to origin
ftp_chdir($ftp, $origin);
return true;
}
// Directory does not exist
return false;
}
?>
[NOTE BY danbrown AT php DOT net: As the contributor mentions, the original function was noted here by (h3 AT valleyfield DOT net) on 13-JUL-2007.]
