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app/Core/ForumPost/ForumPostPolicy.php
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<?php
namespace FootyRoom\Core\ForumPost;
use FootyRoom\User\User;
use FootyRoom\Core\AuthException;
use FootyRoom\Core\CoreException;
use FootyRoom\Core\Comment\CommentPolicy;
use FootyRoom\Queries\Post\ForumPostQueryHandler;
use FootyRoom\Queries\Post\ForumPostsInPeriodQuery;
class ForumPostPolicy
{
/**
* \FootyRoom\Core\Comment\CommentPolicy.
*/
protected $commentPolicy;
/**
* \FootyRoom\Queries\Post\ForumPostQueryHandler.
*/
protected $forumPostQueryHandler;
/**
* Constructor.
*
* @param \FootyRoom\Core\Comment\CommentPolicy $commentPolicy
* @param \FootyRoom\Queries\Post\ForumPostQueryHandler $forumPostQueryHandler
*/
public function __construct(
CommentPolicy $commentPolicy,
ForumPostQueryHandler $forumPostQueryHandler
) {
$this->commentPolicy = $commentPolicy;
$this->forumPostQueryHandler = $forumPostQueryHandler;
}
/**
* Determine if user can post in forum.
*
* @param int $userId
* @param string $content
* @param bool $throw
*
* @throws CoreException
* @return bool
*/
public function canPost(User $user, string $content, $throw = false)
{
// Count comments in last 60 minutes.
$count = $this->forumPostQueryHandler->postsInPeriod(
new ForumPostsInPeriodQuery(60 * 60, $user->getUserId())
);
if ($count >= 3) {
if ($throw) {
throw new CoreException('Members can post in forum 3 times per hour.');
} else {
return false;
}
}
try {
return $this->canComment($user, $content, $throw);
} catch (Exception $e) {
$message = str_replace('commenting', 'posting', $e->getMessage());
throw new CoreException($message);
}
}
/**
* Determine if user can comment in forum.
*
* @param \FootyRoom\User\User $user
* @param string $content
* @param bool $throw
*
* @return bool
*/
public function canComment(User $user, string $content, $throw = false)
{
if ($user->isNewborn()) {
$hasLink = strstr($content, 'http://') ?: strstr($content, 'https://');
if ($hasLink && $throw) {
throw new CoreException('New users are not allowed to post links.');
}
if ($hasLink) {
return false;
}
}
return $this->commentPolicy->canComment($user, $throw);
}
/**
* Checks whether user can edit specific comment.
*/
public function canEdit(User $user, int $commentUserId, string $discussionId, $throw = false): bool
{
return $this->commentPolicy->canEdit($user, $commentUserId, $discussionId, $throw);
}
/**
* Decides whether user can moderate forum discussions.
*
* @param \FootyRoom\User\User $user
* @param bool $throw
*
* @return bool
*/
public static function canModerate(User $user, $throw = false)
{
return CommentPolicy::canModerate($user, $throw);
}
/**
* Decides whether user can administer forum discussions.
*
* @param \FootyRoom\User\User $user
* @param bool $throw
*
* @return bool
*/
public static function canAdminister(User $user, $throw = false)
{
if ($user->getRole() >= 30) {
return true;
}
if ($throw) {
throw new AuthException();
}
return false;
}
/**
* Determine if user can create new discussions in specified forum category.
*
* @param int $userRole
* @param string $categorySlug
*
* @return bool
*/
public static function canPostIn($userRole, $categorySlug)
{
if ($userRole >= 10 && $categorySlug !== 'footyroom-blog') {
return true;
}
if ($userRole >= 30) {
return true;
}
return false;
}
/**
* Determine if specific user role can see unpublished comments.
*
* @param int $userRole
*
* @return bool
*/
public static function seeUnpublished($userRole)
{
return $userRole >= 25 ? true : false;
}
}
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