/**
* Parse @mentions from a string of text
* https://github.com/thephpleague/commonmark/blob/gh-pages/customization/inline-parsing.md#example
*
* @param ContextInterface $context
* @param InlineParserContext $inlineContext
* @return bool
*/
public function parse(ContextInterface $context, InlineParserContext $inlineContext)
{
$cursor = $inlineContext->getCursor();
$previousChar = $cursor->peek(-1);
if ($previousChar !== null && $previousChar !== ' ') {
return false;
}
$previousState = $cursor->saveState();
$cursor->advance();
$handle = $cursor->match('/^\\w+/');
if (empty($handle)) {
$cursor->restoreState($previousState);
return false;
}
$userCache = new UserCache();
$usernames = $userCache->usernames();
$found = in_array($handle, $usernames, true);
if (!$found) {
$cursor->restoreState($previousState);
return false;
}
$users = $userCache->users();
$userKey = $this->searchArray($users, $handle);
$user = $users[$userKey];
$url = $user['url'];
$inlineContext->getInlines()->add(new Link($url, '@' . $handle));
return true;
}
/**
* Bootstrap the application services.
*
* @return void
*/
public function boot()
{
// User model
$userCache = new UserCache();
User::created(function ($user) use($userCache) {
$userCache->update($user);
});
User::updated(function ($user) use($userCache) {
$userCache->update($user);
});
User::saved(function ($user) use($userCache) {
$userCache->update($user);
});
User::deleted(function ($user) use($userCache) {
$userCache->delete($user);
});
}