shimmie2/themes/rule34v2/index.theme.php

<?php

declare(strict_types=1);

namespace Shimmie2;

class CustomIndexTheme extends IndexTheme
{
    public static array $_search_query = [];

    // override to add the can-del class, so that thumbnail HTML can be cached
    // with admin-controls included, and CSS is used to show or hide the controls
    protected function build_table(array $images, ?string $query): string
    {
        global $user;

        $candel = $user->can("delete_image") ? "can-del" : "";
        $h_query = html_escape($query);

        $table = "<div class='shm-image-list $candel' data-query='$h_query'>";
        foreach ($images as $image) {
            $table .= $this->build_thumb_html($image);
        }
        $table .= "</div>";
        return $table;
    }

    // Override to add a custom error message
    public function display_page(Page $page, $images)
    {
        $this->display_page_header($page, $images);

        $nav = $this->build_navigation($this->page_number, $this->total_pages, $this->search_terms);
        if (!empty($this->search_terms)) {
            static::$_search_query = $this->search_terms;
        }
        $page->add_block(new Block("Navigation", $nav, "left", 0));

        if (count($images) > 0) {
            $this->display_page_images($page, $images);
        } else {
            $this->display_error(
                404,
                "No Posts Found",
                "No images were found to match the search criteria. Try looking up a character/series/artist by another name if they go by more than one. Remember to use underscores in place of spaces and not to use commas. If you came to this page by following a link, try using the search box directly instead. See the FAQ for more information."
            );
        }
    }
}