upload.php

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<?php

require_once("error.php");
require_once 'const.php';
require_once("config.php");


function list_files($item, $id) {
        global $upload_base_dir;

        $item = basename($item);
        $id = basename($id);
        $dir = "$upload_base_dir/$item/$id"; 

        $answer = array();

        if (!($handle = opendir($dir))){
                return $answer;
        }

        while (false !== ($file = readdir($handle))) {
                if (is_file("$dir/$file")) {
                        $answer[$file] = stat("$dir/$file");
                }
        }
        closedir($handle);
        ksort($answer);

        return $answer; 
}


function delete_file($item, $id, $filename) {
        global $upload_base_dir;

        $item = basename($item);
        $id = basename($id);
        $filename = basename($filename);

        if (!unlink("$upload_base_dir/$item/$id/$filename")) {
                user_error("could not delete file '$item/$id/$filename", 
                        E_USER_ERROR);  
        }
}



function get_file($item, $id, $filename) {
        global $upload_base_dir;

        $item = basename($item);
        $id = basename($id);
        $filename = basename($filename);

        return file_get_contents("$upload_base_dir/$item/$id/$filename");
}


function put_file($item, $id, $filename, $contents) {
        global $upload_base_dir;

        $item = basename($item);
        $id = basename($id);
        $filename = basename($filename);

        if (!is_dir("$upload_base_dir/$item")) {
                mkdir("$upload_base_dir/$item") or 
                user_error("mkdir '$item' failed", E_USER_ERROR); 
        }

        if (!is_dir("$upload_base_dir/$item/$id")) {
                mkdir("$upload_base_dir/$item/$id") or 
                user_error("mkdir '$item/$id' failed", E_USER_ERROR); 
        }

        $file = "$upload_base_dir/$item/$id/$filename";

        if (!($handle = fopen($file, "wb"))){
                user_error("could not open file '$file'", E_USER_ERROR); 
        }

        $c = fwrite($handle,$contents, strlen($contents));
        fclose($handle);

        if ($c != strlen($contents)) {
                user_error("could not write to file '$item/$id/$filename'", 
                        E_USER_ERROR);  
        }
}


function upload($smarty, $INPUT, $db) {
        global $_FILES;

        $display_html_form = TRUE;


        if (isset($INPUT['b_ok'])) {

                foreach ($_FILES as $f) {

                        if (!is_uploaded_file($f['tmp_name'])) {
                                continue;
                        }

                        $c = file_get_contents($f['tmp_name']); 
                        $fn = basename($f['name']);
                        put_file($INPUT['item'], $INPUT['id'], $fn, $c);
                        $display_html_form = FALSE;
                }
        }

        if ($display_html_form == TRUE) {
                $tpl_vars = $INPUT;
                do_template($smarty, 'upload.tpl', $tpl_vars);
                exit(0);
        }
}

?>

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