public function performRedirect(Request $request, $short_url, $secret_key = false)
{
$link = Link::where('short_url', $short_url)->first();
if ($link == null) {
return abort(404);
}
$link_secret_key = $link->secret_key;
if ($link->is_disabled == 1) {
return view('error', ['message' => 'Sorry, but this link has been disabled by an administrator.']);
}
if ($link_secret_key) {
if (!$secret_key) {
// if we do not receieve a secret key
// when we are expecting one, return a 404
return abort(404);
} else {
if ($link_secret_key != $secret_key) {
// a secret key is provided, but it is incorrect
return abort(404);
}
}
}
$long_url = $link->long_url;
$clicks = intval($link->clicks);
if (is_int($clicks)) {
$clicks += 1;
}
$link->clicks = $clicks;
$link->save();
LinkHelper::processPostClick($link);
return redirect()->to($long_url);
}
/**
* Show the admin panel, and process admin AJAX requests.
*
* @return Response
*/
public function displayAdminPage(Request $request)
{
if (!$this->isLoggedIn()) {
return abort(404);
}
$username = session('username');
$role = session('role');
$admin_users = null;
$admin_links = null;
if ($this->currIsAdmin()) {
$admin_users = User::paginate(15);
$admin_links = Link::paginate(15);
}
$user = UserHelper::getUserByUsername($username);
if (!$user) {
return redirect(route('index'))->with('error', 'Invalid or disabled account.');
}
$user_links = Link::where('creator', $username)->paginate(15);
return view('admin', ['role' => $role, 'admin_users' => $admin_users, 'admin_links' => $admin_links, 'user_links' => $user_links, 'api_key' => $user->api_key, 'api_active' => $user->api_active, 'api_quota' => $user->api_quota]);
}
public static function findSuitableEnding()
{
/**
* Provided an in-use link ending (string),
* find the next available base-32/62 ending.
* @return string
*/
$base = env('POLR_BASE');
$link = Link::where('is_custom', 0)->orderBy('created_at', 'desc')->first();
if ($link == null) {
$base10_val = 0;
$base_x_val = 0;
} else {
$latest_link_ending = $link->short_url;
$base10_val = BaseHelper::toBase10($latest_link_ending, $base);
$base10_val++;
}
$base_x_val = null;
while (LinkHelper::linkExists($base_x_val) || $base_x_val == null) {
$base_x_val = BaseHelper::toBase($base10_val, $base);
$base10_val++;
}
return $base_x_val;
}
public function links($id)
{
$links = Link::where('lesson_id', '=', $id)->get();
return $links;
}
/**
* @param $hash
* @return bool
*/
protected function hashExists($hash)
{
return (bool) $this->link->where('hash', $hash)->count();
}
