1 files changed, 83 insertions, 0 deletions
diff --git a/index.php b/index.php
new file mode 100644
index 0000000..23c314f
--- /dev/null
+++ b/index.php
@@ -0,0 +1,83 @@
+<?php
+
+use GeminiFoundation\Client;
+use GeminiFoundation\Gemtext;
+
+require __DIR__ . '/vendor/autoload.php';
+
+$geminiHost = $_ENV['GEMINI_HOST'];
+
+$url = parse_url(
+  "//$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]"
+);
+$url['query'] ??= '';
+
+$client = new Client($geminiHost);
+$response = $client->request("$url[path]$url[query]");
+
+ob_start();
+$mime = explode(';', $response->getMeta())[0];
+if (strpos($mime, 'text/gemini') === 0) {
+  $parser = new Gemtext($response->getBody());
+  $lines = $parser->parse();
+
+  $wasListItem = false;
+  $currentListItems = [];
+  foreach ($lines as $line) {
+    if ($wasListItem && $line['type'] !== 'listitem') {
+      echo "<ul>";
+      foreach ($currentListItems as $listItem) {
+        echo "<li>$listItem[text]</li>";
+      }
+      echo "</ul>";
+      $wasListItem = false;
+      $currentListItems = [];
+    }
+
+    if ($line['type'] === 'preformatted_on') {
+      echo "<div>$line[alt]</div><pre>";
+    }
+    else if ($line['type'] === 'preformatted') {
+      echo htmlentities($line['raw']);
+    }
+    else if ($line['type'] === 'preformatted_off') {
+      echo "</pre>";
+    }
+    else if ($line['type'] === 'heading') {
+      echo "<h$line[size]>$line[text]</h$line[size]>";
+    }
+    else if ($line['type'] === 'listitem') {
+      $currentListItems[] = $line;
+      $wasListItem = true;
+    }
+    else if ($line['type'] === 'quote') {
+      echo "<blockquote>$line[text]</blockquote>";
+    }
+    else if ($line['type'] === 'link') {
+      $line['link'] = str_replace(["gemini://$geminiHost", $geminiHost], "https://$geminiHost", $line['link']);
+      $line['text'] = $line['text'] ?: $line['link'];
+      echo "<a href=\"$line[link]\">$line[text]</a>";
+    }
+    else if ($line['type'] === 'text') {
+      echo "<p>$line[text]</p>";
+    }
+  }
+}
+
+else if (strpos($mime, 'image') === 0) {
+  echo "<img src=\"data:{$mime};base64," . base64_encode($response->getBody()) . "\">";
+}
+
+echo "<hr>";
+echo "Proxied from <a href=\"gemini://$geminiHost$url[path]$url[query]\">gemini://$geminiHost$url[path]$url[query]</a>";
+$content = ob_get_clean();
+
+?>
+<!doctype html>
+<html>
+  <head>
+  </head>
+  <body>
+  <?php echo $content; ?>
+  </body>
+</html>