1 files changed, 74 insertions, 0 deletions
diff --git a/library/Icingadb/Widget/IconImage.php b/library/Icingadb/Widget/IconImage.php
new file mode 100644
index 0000000..fcf25c8
--- /dev/null
+++ b/library/Icingadb/Widget/IconImage.php
@@ -0,0 +1,74 @@
+<?php
+
+/* Icinga DB Web | (c) 2022 Icinga GmbH | GPLv2 */
+
+namespace Icinga\Module\Icingadb\Widget;
+
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlDocument;
+use ipl\Web\Url;
+use ipl\Web\Widget\Icon;
+
+class IconImage extends BaseHtmlElement
+{
+    /** @var string */
+    protected $source;
+
+    /** @var ?string */
+    protected $alt;
+
+    protected $tag = 'img';
+
+    /**
+     * Create a new icon image
+     *
+     * @param string $source
+     * @param ?string $alt The alternative text
+     */
+    public function __construct(string $source, ?string $alt)
+    {
+        $this->source = $source;
+        $this->alt = $alt;
+    }
+
+    public function renderUnwrapped()
+    {
+        if (! $this->getAttributes()->has('src')) {
+            // If it's an icon we don't need the <img> tag
+            return '';
+        }
+
+        return parent::renderUnwrapped();
+    }
+
+    protected function assemble()
+    {
+        $src = $this->source;
+
+        if (strpos($src, '.') === false) {
+            $this->setWrapper((new HtmlDocument())->addHtml(new Icon($src)));
+            return;
+        }
+
+        if (strpos($src, '/') === false) {
+            $src = 'img/icons/' . $src;
+        }
+
+        if (getenv('ICINGAWEB_EXPORT_FORMAT') === 'pdf') {
+            $srcUrl = Url::fromPath($src);
+            $srcPath = $srcUrl->getRelativeUrl();
+            if (! $srcUrl->isExternal() && file_exists($srcPath) && is_file($srcPath)) {
+                $mimeType = @mime_content_type($srcPath);
+                $content = @file_get_contents($srcPath);
+                if ($mimeType !== false && $content !== false) {
+                    $src = "data:$mimeType;base64," . base64_encode($content);
+                }
+            }
+        }
+
+        $this->addAttributes([
+            'src' => $src,
+            'alt' => $this->alt
+        ]);
+    }
+}