76 lines
1.2 KiB
PHP
76 lines
1.2 KiB
PHP
<?php
|
|
|
|
// URL --> FILENAME_AT_END_OF_URL
|
|
// Return the filename of a URL.
|
|
function url_to_filename($url)
|
|
{
|
|
return last(explode('/', $url));
|
|
}
|
|
|
|
|
|
|
|
// ??? --> ???
|
|
// ???
|
|
function get_cwd($url)
|
|
{
|
|
$url_array = (explode("/", $url));
|
|
|
|
if (end($url_array)) {
|
|
$parts = count($url_array);
|
|
|
|
$url = $_SERVER["HTTP_HOST"] . implode(array_splice($url_array, 1, $parts - 2));
|
|
|
|
return $url;
|
|
}
|
|
else {
|
|
return $url;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// --> PROTOCOL://
|
|
// Return "http://" or "https://", depending on what's currently used.
|
|
function protocol()
|
|
{
|
|
if (isset($_SERVER['HTTPS'])) {
|
|
return "https://";
|
|
} else {
|
|
return "http://";
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// ABSOLUTE_PATH --> FULL_URL
|
|
// Create a full URL with the current protocol, domain, and provided path.
|
|
function make_url($path)
|
|
{
|
|
$url = protocol()
|
|
. $_SERVER['HTTP_HOST']
|
|
. "/"
|
|
. $path;
|
|
|
|
return $url;
|
|
}
|
|
|
|
|
|
|
|
// URL --> HEADER_REDIRECTION
|
|
// Create a redirection header.
|
|
function redirect($url)
|
|
{
|
|
return header('Location: ' . $url);
|
|
}
|
|
|
|
|
|
|
|
// URL --> BOOLEAN
|
|
// Return whether or not a URL is a valid one.
|
|
function valid_url($url)
|
|
{
|
|
return filter_var($url, FILTER_VALIDATE_URL);
|
|
}
|
|
|
|
?>
|