From 6f934896539cceb84c5b92b55c4b41df25219898 Mon Sep 17 00:00:00 2001
From: Michael Wallner <mike@php.net>
Date: Fri, 11 Feb 2022 21:19:06 +0100
Subject: [PATCH] giscus comments

---
 views/comments.giscus.phtml | 15 +++++++++++++++
 views/index.phtml           | 10 +++++-----
 views/layout.phtml          | 10 +++++++++-
 views/mdref.phtml           |  2 +-
 views/stub.phtml            |  4 ++--
 5 files changed, 32 insertions(+), 9 deletions(-)
 create mode 100644 views/comments.giscus.phtml

diff --git a/views/comments.giscus.phtml b/views/comments.giscus.phtml
new file mode 100644
index 0000000..c2e621f
--- /dev/null
+++ b/views/comments.giscus.phtml
@@ -0,0 +1,15 @@
+<?php if (isset($providerData->data)) : ?>
+	<style>.giscus-frame {min-height: 16em;}</style>
+	<script>
+		function giscus_load(button) {
+			let script = document.createElement("script");
+			<?php foreach ($providerData->data as $key => $val) : ?>
+			script.setAttribute("data-<?=$key?>", <?php var_export($val)?>);
+			<?php endforeach; ?>
+
+			script.src = "//giscus.app/client.js";
+			button.parentNode.replaceChild(script, button);
+		}
+	</script>
+	<button class="activator" onclick="giscus_load(this)">Show Comments from Github Discussions</button>
+<?php endif; ?>
diff --git a/views/index.phtml b/views/index.phtml
index d2bd1fe..531a87b 100644
--- a/views/index.phtml
+++ b/views/index.phtml
@@ -9,12 +9,12 @@
 	<p style="white-space:pre-wrap"><?= $esc($text) ?></p>
 <?php elseif (isset($refs)) : ?>
 	<?php foreach ($refs as $repo) : /* @var \mdref\Repo $repo */ ?>
-		<?php foreach ($repo as $entry) : /* @var \mdref\Entry $entry */ ?>
+		<?php foreach ($repo as $root) : /* @var \mdref\Entry $root */ ?>
 
-		<h2 id="<?= $anchor($entry->getTitle()) ?>">
-			<a href="<?= $esc($entry->getName()) ?>"
-			><?= $esc($entry->getTitle()) ?></a></h2>
-		<div><?= $quick($entry->getIntro()) ?></div>
+		<h2 id="<?= $anchor($root->getTitle()) ?>">
+			<a href="<?= $esc($root->getName()) ?>"
+			><?= $esc($root->getTitle()) ?></a></h2>
+		<div><?= $quick($root->getIntro()) ?></div>
 			<?php if ($repo->hasStub($stub)) : ?>
 				<?php include __DIR__ . "/stub.phtml"; ?>
 			<?php endif; ?>
diff --git a/views/layout.phtml b/views/layout.phtml
index b0e96a8..21693f6 100644
--- a/views/layout.phtml
+++ b/views/layout.phtml
@@ -29,7 +29,15 @@
 		<?php else: ?>
 			<?php include __DIR__."/index.phtml" ?>
 		<?php endif; ?>
+		<?php if (isset($entry) && ($comments = $entry->getRepo()->getCommentProvider())) : ?>
 
+			<div class="comments">
+				<?php foreach ($comments as $providerName => $providerData) : ?>
+					<?php include __DIR__."/comments.$providerName.phtml" ?>
+				<?php endforeach; ?>
+
+			</div>
+		<?php endif; ?>
 
 			<footer>
 				<?php include __DIR__."/footer.phtml" ?>
@@ -37,7 +45,7 @@
 			</footer>
 		<?php if (isset($baseUrl)) : ?>
 
-			<script src="index.js"></script>
+			<script src="index.js" defer></script>
 		<?php endif; ?>
 
 		</div>
diff --git a/views/mdref.phtml b/views/mdref.phtml
index cce2d1f..725782e 100644
--- a/views/mdref.phtml
+++ b/views/mdref.phtml
@@ -2,7 +2,7 @@
 
 <?= $file($entry->getPath()) ?>
 
-<?php if ($entry->isRoot() && $entry->getRepo()->hasStub($stub)) : ?>
+<?php if ($entry->isRoot() && $entry->getRepo()->hasStub($stub)) : $root = $entry; ?>
 	<h2 id="Editor.Stub:">Editor Stub:</h2>
 	<p>This extension provides a stub file four your editor's auto-completion.</p>
 	<?php include __DIR__ . "/stub.phtml"; ?>
diff --git a/views/stub.phtml b/views/stub.phtml
index 140cd06..a29faf8 100644
--- a/views/stub.phtml
+++ b/views/stub.phtml
@@ -3,9 +3,9 @@
 					<ul style="list-style-type: '&raquo;'">
 						<li>
 							<?php if (defined("REF2HTML") && constant("REF2HTML")) :?>
-							<a href="<?= $entry->getName() ?>.stub.php"><?= $entry->getName() ?>.stub.php</a><br>
+							<a href="<?= $root->getName() ?>.stub.php"><?= $root->getName() ?>.stub.php</a><br>
 							<?php else : ?>
-							<a href="stub?ref=<?= $entry->getName() ?>"><?= $entry->getName() ?>.stub.php</a><br>
+							<a href="stub?ref=<?= $root->getName() ?>"><?= $root->getName() ?>.stub.php</a><br>
 							<?php endif; ?>
 							<small>
 								Last modified:
-- 
2.30.2