shimmie2/ext/handle_pixel/theme.php

<?php

declare(strict_types=1);

namespace Shimmie2;

use function MicroHTML\IMG;

class PixelFileHandlerTheme extends Themelet
{
    public function display_image(Image $image): void
    {
        global $config, $page;

        $html = IMG([
            'alt' => 'main image',
            'class' => 'shm-main-image',
            'id' => 'main_image',
            'src' => $image->get_image_link(),
            'data-width' => $image->width,
            'data-height' => $image->height,
            'data-mime' => $image->get_mime(),
            'onerror' => "shm_log('Error loading >>{$image->id}')",
        ]);
        $page->add_block(new Block("Image", $html, "main", 10));
    }

    public function display_metadata(Image $image): void
    {
        global $page;

        if (function_exists(ImageIO::EXIF_READ_FUNCTION)) {
            # FIXME: only read from jpegs?
            $exif = @exif_read_data($image->get_image_filename(), "IFD0", true);
            if ($exif) {
                $head = "";
                foreach ($exif as $key => $section) {
                    foreach ($section as $name => $val) {
                        if ($key == "IFD0") {
                            // Cheap fix for array'd values in EXIF-data
                            if (is_array($val)) {
                                $val = implode(',', $val);
                            }
                            $head .= html_escape("$name: $val")."<br>\n";
                        }
                    }
                }
                if ($head) {
                    $page->add_block(new Block("EXIF Info", $head, "left"));
                }
            }
        }
    }
}