function onEndShowScripts($action)
{
if (common_logged_in()) {
$user = common_current_user();
$action->inlineScript('var maxNoticeLength = ' . User_urlshortener_prefs::maxNoticeLength($user));
$action->inlineScript('var maxUrlLength = ' . User_urlshortener_prefs::maxUrlLength($user));
$action->script($this->path('shorten.js'));
}
}
static function getPrefs($user)
{
if (empty($user)) {
return null;
}
$prefs = User_urlshortener_prefs::getKV('user_id', $user->id);
return $prefs;
}
/**
* Shorten a URL with the current user's configured shortening service,
* or ur1.ca if configured, or not at all if no shortening is set up.
*
* @param string $long_url original URL
* @param User $user to specify a particular user's options
* @param boolean $force Force shortening (used when notice is too long)
* @return string may return the original URL if shortening failed
*
* @fixme provide a way to specify a particular shortener
*/
function common_shorten_url($long_url, User $user = null, $force = false)
{
$long_url = trim($long_url);
$user = common_current_user();
$maxUrlLength = User_urlshortener_prefs::maxUrlLength($user);
// $force forces shortening even if it's not strictly needed
// I doubt URL shortening is ever 'strictly' needed. - ESP
if (mb_strlen($long_url) < $maxUrlLength && !$force) {
return $long_url;
}
$shortenerName = User_urlshortener_prefs::urlShorteningService($user);
if (Event::handle('StartShortenUrl', array($long_url, $shortenerName, &$shortenedUrl))) {
if ($shortenerName == 'internal') {
$f = File::processNew($long_url);
if (empty($f)) {
return $long_url;
} else {
$shortenedUrl = common_local_url('redirecturl', array('id' => $f->id));
return $shortenedUrl;
}
} else {
return $long_url;
}
} else {
//URL was shortened, so return the result
return trim($shortenedUrl);
}
}
/**
* Handle a post
*
* Saves the changes to url-shortening prefs and shows a success or failure
* message.
*
* @return void
*/
function handlePost()
{
// CSRF protection
$token = $this->trimmed('token');
if (!$token || $token != common_session_token()) {
// TRANS: Client error displayed when the session token does not match or is not given.
$this->showForm(_('There was a problem with your session token. ' . 'Try again, please.'));
return;
}
$urlshorteningservice = $this->trimmed('urlshorteningservice');
if (!is_null($urlshorteningservice) && strlen($urlshorteningservice) > 50) {
// TRANS: Form validation error for form "Other settings" in user profile.
$this->showForm(_('URL shortening service is too long (maximum 50 characters).'));
return;
}
$maxurllength = $this->trimmed('maxurllength');
if (!Validate::number($maxurllength, array('min' => -1))) {
// TRANS: Client exception thrown when the maximum URL settings value is invalid in profile URL settings.
throw new ClientException(_('Invalid number for maximum URL length.'));
}
$maxnoticelength = $this->trimmed('maxnoticelength');
if (!Validate::number($maxnoticelength, array('min' => -1))) {
// TRANS: Client exception thrown when the maximum notice length settings value is invalid in profile URL settings.
throw new ClientException(_('Invalid number for maximum notice length.'));
}
$user = common_current_user();
assert(!is_null($user));
// should already be checked
$user->query('BEGIN');
$original = clone $user;
$user->urlshorteningservice = $urlshorteningservice;
$result = $user->update($original);
if ($result === false) {
common_log_db_error($user, 'UPDATE', __FILE__);
// TRANS: Server error displayed when "Other" settings in user profile could not be updated on the server.
$this->serverError(_('Could not update user.'));
}
$prefs = User_urlshortener_prefs::getPrefs($user);
$orig = null;
if (empty($prefs)) {
$prefs = new User_urlshortener_prefs();
$prefs->user_id = $user->id;
$prefs->created = common_sql_now();
} else {
$orig = clone $prefs;
}
$prefs->urlshorteningservice = $urlshorteningservice;
$prefs->maxurllength = $maxurllength;
$prefs->maxnoticelength = $maxnoticelength;
if (!empty($orig)) {
$result = $prefs->update($orig);
} else {
$result = $prefs->insert();
}
if (!$result) {
// TRANS: Server exception thrown in profile URL settings when preferences could not be saved.
throw new ServerException(_('Error saving user URL shortening preferences.'));
}
$user->query('COMMIT');
// TRANS: Confirmation message after saving preferences.
$this->showForm(_('Preferences saved.'), true);
}
protected function doPost()
{
$urlshorteningservice = $this->trimmed('urlshorteningservice');
if (!is_null($urlshorteningservice) && strlen($urlshorteningservice) > 50) {
// TRANS: Form validation error for form "Other settings" in user profile.
throw new ClientException(_('URL shortening service is too long (maximum 50 characters).'));
}
$maxurllength = $this->trimmed('maxurllength');
if (!Validate::number($maxurllength, array('min' => -1))) {
// TRANS: Client exception thrown when the maximum URL settings value is invalid in profile URL settings.
throw new ClientException(_('Invalid number for maximum URL length.'));
}
$maxnoticelength = $this->trimmed('maxnoticelength');
if (!Validate::number($maxnoticelength, array('min' => -1))) {
// TRANS: Client exception thrown when the maximum notice length settings value is invalid in profile URL settings.
throw new ClientException(_('Invalid number for maximum notice length.'));
}
$user = $this->scoped->getUser();
$user->query('BEGIN');
$original = clone $user;
$user->urlshorteningservice = $urlshorteningservice;
$result = $user->update($original);
if ($result === false) {
common_log_db_error($user, 'UPDATE', __FILE__);
$user->query('ROLLBACK');
// TRANS: Server error displayed when "Other" settings in user profile could not be updated on the server.
throw new ServerException(_('Could not update user.'));
}
$prefs = User_urlshortener_prefs::getPrefs($user);
$orig = null;
if (!$prefs instanceof User_urlshortener_prefs) {
$prefs = new User_urlshortener_prefs();
$prefs->user_id = $user->id;
$prefs->created = common_sql_now();
} else {
$orig = clone $prefs;
}
$prefs->urlshorteningservice = $urlshorteningservice;
$prefs->maxurllength = $maxurllength;
$prefs->maxnoticelength = $maxnoticelength;
if ($orig instanceof User_urlshortener_prefs) {
$result = $prefs->update($orig);
} else {
$result = $prefs->insert();
}
if ($result === null) {
$user->query('ROLLBACK');
// TRANS: Server exception thrown in profile URL settings when preferences could not be saved.
throw new ServerException(_('Error saving user URL shortening preferences.'));
}
$user->query('COMMIT');
// TRANS: Confirmation message after saving preferences.
return _('Preferences saved.');
}
