Exemplo n.º 1
0
function nFileHandleUpload($file)
{
    global $nFilePrefix, $filelimit;
    $name = $file['name'];
    $tmp_name = $file['tmp_name'];
    if ($file['size'] > $filelimit) {
        return 0;
    }
    $name = preg_replace("{/|\\s+}", "_", $name);
    $name = preg_replace("/^\\./", "0.", $name);
    $name = preg_replace("/^index/", "noindex", $name);
    $name = preg_replace("/^default/", "nodefault", $name);
    do {
        $pref = gen_id();
    } while (is_file("{$nFilePrefix}/{$pref}/{$name}"));
    $name = "{$pref}/{$name}";
    if (!is_dir("{$nFilePrefix}/{$pref}")) {
        mkdir_perms("{$nFilePrefix}/{$pref}", 0755);
    }
    if (!is_dir("{$nFilePrefix}/html/{$pref}")) {
        mkdir_perms("{$nFilePrefix}/html/{$pref}", 0755);
    }
    move_uploaded_file($tmp_name, "{$nFilePrefix}/{$name}");
    chmod("{$nFilePrefix}/{$name}", 0755) or $fail = 1;
    if ($fail == 1) {
        return 0;
    } else {
        $_SESSION['own'][] = "{$nFilePrefix}/{$name}";
        return $name;
    }
}
Exemplo n.º 2
0
function nImageHandleUpload($file)
{
    global $nImgPrefix, $thumbwidth, $thumbheight, $r, $siteroot, $imglimit, $useIM;
    $name = $file['name'];
    $tmpname = $file['tmp_name'];
    if ($file['size'] > $imglimit) {
        return 0;
    }
    $name = preg_replace("{/|\\s+}", "_", $name);
    $name = preg_replace("/\\.\\w+\$/", "", $name);
    if (!$useIM) {
        $size = getimagesize($tmpname);
        switch ($size[2]) {
            case IMAGETYPE_PNG:
                $imgtype = "png";
                break;
            case IMAGETYPE_GIF:
                $imgtype = "gif";
                break;
            case IMAGETYPE_JPEG:
                $imgtype = "jpeg";
                break;
            default:
                return 0;
        }
        $action = "imagecreatefrom{$imgtype}";
        if (!($image = $action($tmpname))) {
            return 0;
        }
    } else {
        if (!preg_match("/^\\S+ ([A-Z0-9]+) \\d+x\\d+\\S+ .*\$/", exec("identify {$tmpname}"), $matches)) {
            err_inf("Not an supported image");
            return 0;
        }
        $imgtype = strtolower($matches[1]);
    }
    $name = "{$name}.{$imgtype}";
    if (!in_array($imgtype, array('png', 'jpeg', 'gif', 'tiff'))) {
        return 0;
    }
    do {
        $pref = gen_id();
    } while (is_file("{$nImgPrefix}/{$pref}/{$name}"));
    $name = "{$pref}/{$name}";
    if (!is_dir("{$nImgPrefix}/{$pref}")) {
        mkdir_perms("{$nImgPrefix}/{$pref}", 0755);
    }
    if (!is_dir("{$nImgPrefix}/html/{$pref}")) {
        mkdir_perms("{$nImgPrefix}/html/{$pref}", 0755);
    }
    if (!is_dir("{$nImgPrefix}/thumbs/{$pref}")) {
        mkdir_perms("{$nImgPrefix}/thumbs/{$pref}", 0755);
    }
    move_uploaded_file($tmpname, "{$nImgPrefix}/{$name}");
    if (!$useIM) {
        if (imagesx($image) > $thumbwidth) {
            $thumb = imagecreatetruecolor($thumbwidth, imagesy($image) * $thumbwidth / imagesx($image));
            imagecopyresampled($thumb, $image, 0, 0, 0, 0, $thumbwidth, imagesy($image) * $thumbwidth / imagesx($image), imagesx($image), imagesy($image));
        } else {
            $thumb = $image;
        }
        $action = "image{$imgtype}";
        $action($thumb, "{$nImgPrefix}/thumbs/{$name}");
    } else {
        exec("convert -size " . $thumbwidth . "x" . $thumbheight . " {$nImgPrefix}/{$name} -resize " . $thumbwidth . "x" . $thumbheight . " +profile \"*\" {$nImgPrefix}/thumbs/{$name}");
    }
    chmod("{$nImgPrefix}/{$name}", 0755) or $fail = 1;
    chmod("{$nImgPrefix}/thumbs/{$name}", 0755) or $fail = 1;
    return $name;
}