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