id = $id; } } class AddReportedImageEvent extends Event { /** @var ImageReport */ public $report; public function __construct(ImageReport $report) { parent::__construct(); $this->report = $report; } } class ImageReport { /** @var int */ public $user_id; /** @var int */ public $image_id; /** @var string */ public $reason; public function __construct(int $image_id, int $user_id, string $reason) { $this->image_id = $image_id; $this->user_id = $user_id; $this->reason = $reason; } } class ReportImage extends Extension { /** @var ReportImageTheme */ protected $theme; public function onPageRequest(PageRequestEvent $event) { global $page, $user; if ($event->page_matches("image_report")) { if ($event->get_arg(0) == "add") { if (!empty($_POST['image_id']) && !empty($_POST['reason'])) { $image_id = int_escape($_POST['image_id']); send_event(new AddReportedImageEvent(new ImageReport($image_id, $user->id, $_POST['reason']))); $page->set_mode(PageMode::REDIRECT); $page->set_redirect(make_link("post/view/$image_id")); } else { $this->theme->display_error(500, "Missing input", "Missing image ID or report reason"); } } elseif ($event->get_arg(0) == "remove") { if (!empty($_POST['id'])) { if ($user->can(Permissions::VIEW_IMAGE_REPORT)) { send_event(new RemoveReportedImageEvent(int_escape($_POST['id']))); $page->set_mode(PageMode::REDIRECT); $page->set_redirect(make_link("image_report/list")); } } else { $this->theme->display_error(500, "Missing input", "Missing image ID"); } } elseif ($event->get_arg(0) == "remove_reports_by" && $user->check_auth_token()) { if ($user->can(Permissions::VIEW_IMAGE_REPORT)) { $this->delete_reports_by(int_escape($_POST['user_id'])); $page->set_mode(PageMode::REDIRECT); $page->set_redirect(make_link()); } } elseif ($event->get_arg(0) == "list") { if ($user->can(Permissions::VIEW_IMAGE_REPORT)) { $this->theme->display_reported_images($page, $this->get_reported_images()); } } } } public function onAddReportedImage(AddReportedImageEvent $event) { global $cache, $database; log_info("report_image", "Adding report of Image #{$event->report->image_id} with reason '{$event->report->reason}'"); $database->Execute( "INSERT INTO image_reports(image_id, reporter_id, reason) VALUES (:image_id, :reporter_id, :reason)", ['image_id'=>$event->report->image_id, 'reporter_id'=>$event->report->user_id, 'reason'=>$event->report->reason] ); $cache->delete("image-report-count"); } public function onRemoveReportedImage(RemoveReportedImageEvent $event) { global $cache, $database; $database->Execute("DELETE FROM image_reports WHERE id = :id", ["id"=>$event->id]); $cache->delete("image-report-count"); } public function onUserPageBuilding(UserPageBuildingEvent $event) { global $user; if ($user->can(Permissions::VIEW_IMAGE_REPORT)) { $this->theme->get_nuller($event->display_user); } } public function onDisplayingImage(DisplayingImageEvent $event) { global $user; if ($user->can(Permissions::CREATE_IMAGE_REPORT)) { $reps = $this->get_reports($event->image); $this->theme->display_image_banner($event->image, $reps); } } public function onPageSubNavBuilding(PageSubNavBuildingEvent $event) { global $user; if ($event->parent==="system") { if ($user->can(Permissions::VIEW_IMAGE_REPORT)) { $count = $this->count_reported_images(); $h_count = $count > 0 ? " ($count)" : ""; $event->add_nav_link("image_report", new Link('image_report/list'), "Reported Images$h_count"); } } } public function onUserBlockBuilding(UserBlockBuildingEvent $event) { global $user; if ($user->can(Permissions::VIEW_IMAGE_REPORT)) { $count = $this->count_reported_images(); $h_count = $count > 0 ? " ($count)" : ""; $event->add_link("Reported Images$h_count", make_link("image_report/list")); } } public function onImageDeletion(ImageDeletionEvent $event) { global $cache, $database; $database->Execute("DELETE FROM image_reports WHERE image_id = :image_id", ["image_id"=>$event->image->id]); $cache->delete("image-report-count"); } public function onUserDeletion(UserDeletionEvent $event) { $this->delete_reports_by($event->id); } public function onSetupBuilding(SetupBuildingEvent $event) { $sb = new SetupBlock("Image Reports"); $opts = [ "Reporter Only" => "user", "Reason Only" => "reason", "Both" => "both", "None" => "none", ]; $sb->add_choice_option("report_image_publicity", $opts, "Show publicly: "); $event->panel->add_block($sb); } public function delete_reports_by(int $user_id) { global $cache, $database; $database->execute("DELETE FROM image_reports WHERE reporter_id=:reporter_id", ['reporter_id'=>$user_id]); $cache->delete("image-report-count"); } public function onDatabaseUpgrade(DatabaseUpgradeEvent $event) { global $database; if ($this->get_version("ext_report_image_version") < 1) { $database->create_table("image_reports", " id SCORE_AIPK, image_id INTEGER NOT NULL, reporter_id INTEGER NOT NULL, reason TEXT NOT NULL, FOREIGN KEY (image_id) REFERENCES images(id) ON DELETE CASCADE, FOREIGN KEY (reporter_id) REFERENCES users(id) ON DELETE CASCADE "); $this->set_version("ext_report_image_version", 1); } } /** * #return ImageReport[] */ public function get_reports(Image $image): array { global $database; $rows = $database->get_all(" SELECT * FROM image_reports WHERE image_reports.image_id = :image_id ", ["image_id" => $image->id]); $reps = []; foreach ($rows as $row) { $reps[] = new ImageReport($row["image_id"], $row["reporter_id"], $row["reason"]); } return $reps; } public function get_reported_images(): array { global $database; $all_reports = $database->get_all(" SELECT image_reports.*, users.name AS reporter_name FROM image_reports JOIN users ON reporter_id = users.id ORDER BY image_reports.id DESC"); if (is_null($all_reports)) { $all_reports = []; } $reports = []; foreach ($all_reports as $report) { $image_id = (int)$report['image_id']; $image = Image::by_id($image_id); if (is_null($image)) { send_event(new RemoveReportedImageEvent((int)$report['id'])); continue; } $report['image'] = $image; $reports[] = $report; } return $reports; } public function count_reported_images(): int { global $cache, $database; $count = $cache->get("image-report-count"); if (is_null($count) || $count === false) { $count = $database->get_one("SELECT count(*) FROM image_reports"); $cache->set("image-report-count", $count, 600); } return (int)$count; } }