114 lines
4.1 KiB
PHP
114 lines
4.1 KiB
PHP
<?php
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declare(strict_types=1);
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namespace Shimmie2;
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require_once "events/displaying_image_event.php";
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require_once "events/image_info_box_building_event.php";
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require_once "events/image_info_set_event.php";
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require_once "events/image_admin_block_building_event.php";
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use function MicroHTML\TR;
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use function MicroHTML\TH;
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use function MicroHTML\TD;
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class ViewPost extends Extension
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{
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/** @var ViewPostTheme */
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protected Themelet $theme;
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public function onPageRequest(PageRequestEvent $event): void
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{
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global $page, $user;
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if ($event->page_matches("post/prev/{image_id}") || $event->page_matches("post/next/{image_id}")) {
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$image_id = $event->get_iarg('image_id');
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$search = $event->get_GET('search');
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if ($search) {
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$search_terms = Tag::explode($search);
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$query = "#search=".url_escape($search);
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} else {
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$search_terms = [];
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$query = null;
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}
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$image = Image::by_id_ex($image_id);
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if ($event->page_matches("post/next/{image_id}")) {
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$image = $image->get_next($search_terms);
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} else {
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$image = $image->get_prev($search_terms);
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}
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if (is_null($image)) {
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$this->theme->display_error(404, "Post not found", "No more posts");
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return;
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}
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$page->set_mode(PageMode::REDIRECT);
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$page->set_redirect(make_link("post/view/{$image->id}", $query));
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} elseif ($event->page_matches("post/view/{image_id}")) {
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if (!is_numeric($event->get_arg('image_id'))) {
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// For some reason there exists some very broken mobile client
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// who follows up every request to '/post/view/123' with
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// '/post/view/12300000000000Image 123: tags' which spams the
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// database log with 'integer out of range'
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$this->theme->display_error(404, "Post not found", "Invalid post ID");
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return;
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}
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$image_id = $event->get_iarg('image_id');
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$image = Image::by_id_ex($image_id);
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send_event(new DisplayingImageEvent($image));
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} elseif ($event->page_matches("post/set", method: "POST")) {
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$image_id = int_escape($event->req_POST('image_id'));
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$image = Image::by_id_ex($image_id);
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if (!$image->is_locked() || $user->can(Permissions::EDIT_IMAGE_LOCK)) {
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send_event(new ImageInfoSetEvent($image, 0, only_strings($event->POST)));
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$page->set_mode(PageMode::REDIRECT);
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if ($event->get_GET('search')) {
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$query = "search=" . url_escape($event->get_GET('search'));
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} else {
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$query = null;
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}
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$page->set_redirect(make_link("post/view/$image_id", null, $query));
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} else {
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$this->theme->display_error(403, "Post Locked", "An admin has locked this post");
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}
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}
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}
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public function onRobotsBuilding(RobotsBuildingEvent $event): void
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{
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// next and prev are just CPU-heavier ways of getting
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// to the same images that the index shows
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$event->add_disallow("post/next");
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$event->add_disallow("post/prev");
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}
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public function onDisplayingImage(DisplayingImageEvent $event): void
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{
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global $page, $user;
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$image = $event->get_image();
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$this->theme->display_meta_headers($image);
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$iibbe = send_event(new ImageInfoBoxBuildingEvent($image, $user));
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$this->theme->display_page($image, $iibbe->get_parts());
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$iabbe = send_event(new ImageAdminBlockBuildingEvent($image, $user, "view"));
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$this->theme->display_admin_block($page, $iabbe->get_parts());
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}
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public function onImageInfoBoxBuilding(ImageInfoBoxBuildingEvent $event): void
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{
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global $config;
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$image_info = $config->get_string(ImageConfig::INFO);
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if ($image_info) {
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$event->add_part(SHM_POST_INFO("Info", $event->image->get_info()), 85);
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}
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}
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}
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