DirectoryContent - Return list of files and folders in directory including path and url.

directory-contents.php

<?php

/**
 * DirectoryContent Class
 */
class DirectoryContent
{
    /**
     * @var $filename string
     * @var $path string
     * @var $url string
     * @var $extension string
     */
    var $filename, $path, $url, $extension;

    // constructor
    function DirectoryContent() {
        return true;
    }

    /**
     * @param $ext string Extension to look for.
     * @return bool if found
     */
    function hasExtension($ext){
        return isset($this->extension) && strpos(strtolower($this->extension), strtolower($ext)) !== FALSE;
    }

    /**
     * @return int Size in bytes.
     */
    function filesize(){
        return isset($this->filename) && file_exists($this->filename) ? filesize($this->filename) : 0;
    }
}

/**
 * DirectoryContents Class
 */
class DirectoryContents
{
    /**
     * @var $error Exception included if there was a parsing error.
     * @var $files array Files found at path.
     * @var $folders array Folders found at path.
     */
    var $error;
    var $files = array();
    var $folders = array();

    // constructor
    function DirectoryContents() {
        return true;
    }

    /**
     * Get list of files and folders in current directory.
     * @return DirectoryContents
     */
    public static function GetCurrentDirectoryContents()
    {
        /**
         * @var $dir DirectoryContents
         * @var $REQUEST_URI string
         * @var $path string
         * @var $baseDir string
         * @var $inx int
         */
        $dir = new DirectoryContents();

        $path = getcwd();

        try {
            if ($handle = opendir($path))
            {
                // try to get a base url for asset links
                $REQUEST_URI = $_SERVER["REQUEST_URI"];
                $inx = strrpos($REQUEST_URI, "/");
                if ( $inx === 0 ) $inx = strlen($REQUEST_URI);
                $baseDir = substr($REQUEST_URI, 0, $inx);

                if ((strlen($_SERVER["DOCUMENT_ROOT"]) === 0) ||
                    strpos($_SERVER["HTTP_HOST"], "localhost:") !== FALSE ) {
                    $pathUri = "http://" . $_SERVER["HTTP_HOST"] . $baseDir . "/";
                }
                else
                {
                    $pathUri = $_SERVER["SERVER_NAME"] . $baseDir . "/";

                    if (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off'
                        || $_SERVER['SERVER_PORT'] == 443) {
                        $pathUri = "https://" . $pathUri;
                    }
                    else $pathUri = "http://" . $pathUri;
                }

                // cleanup
                $pathUri = str_replace("///", "//", $pathUri);
                $cleanPath = (substr($path,"/",-1) === "/") ? $path : $path . "/";

                while (false !== ($file = readdir($handle)))
                {
                    // data
                    $content = new DirectoryContent();

                    // file
                    if ($file != "." && $file != ".." && !is_dir($file) )
                    {
                        $content->url = $pathUri  . $file;
                        $content->path = $cleanPath .  "/" . $file;
                        $content->filename = $file;
                        $content->extension = substr(strrchr($file, "."), 1);

                        $dir->files[] = $content;
                    }

                    // folder
                    else
                    {
                        $content->url = $pathUri  . $file;
                        $content->path = $cleanPath  . $file;
                        $content->filename = $file;

                        $dir->folders[] = $content;

                        //$folder = @dir($file);
                        //if ($folder) $dir->folders[] = $folder;
                    }
                }
                closedir($handle);
            }

            // sort
            sort($dir->files);
            sort($dir->folders);
        }
        catch (Exception $e) {
            $dir->error = $e;
        }

        return $dir;
    }
}

index.php

<html><head></head><body>

<?php

    require_once ("directory-contents.php");

    /**
     * @var $dirContents DirectoryContents
     * @var $entry DirectoryContent
     */
 
    $dirContents = DirectoryContents::GetCurrentDirectoryContents();

    foreach($dirContents->files as $entry)
    {
       echo '<a href="' . $entry->url . '" title="' . ($entry->hasExtension("JPG")?"JPG":"FILE") . '" >';
       echo $entry->filename, "\t\t\t", $entry->filesize(),  "\n";
       echo "</a><br>\n";
    }

    foreach($dirContents->folders as $entry)
    {
        echo '<a href="' . $entry->url . '" >';
        echo $entry->filename, "\n";
        echo "</a><br>\n";
    }
?>

</body></html>