EditTag: allow updating the thumbnail visually

controllers/EditTag.php

@@ -10,14 +10,18 @@ class EditTag extends HTMLController
 {
 	public function __construct()
 	{
-		// Ensure it's just admins at this point.
-		if (!Registry::get('user')->isAdmin())
-			throw new NotAllowedException();
-
 		$id_tag = isset($_GET['id']) ? (int) $_GET['id'] : 0;
 		if (empty($id_tag) && !isset($_GET['add']))
 			throw new UnexpectedValueException('Requested tag not found or not requesting a new tag.');
 
+		if (!empty($id_tag))
+			$tag = Tag::fromId($id_tag);
+
+		// Are we allowed to edit this tag?
+		$user = Registry::get('user');
+		if (!($user->isAdmin() || $user->getUserId() == $tag->id_user_owner))
+			throw new NotAllowedException();
+
 		// Adding an tag?
 		if (isset($_GET['add']))
 		{
@@ -29,7 +33,6 @@ class EditTag extends HTMLController
 		elseif (isset($_GET['delete']))
 		{
 			// So far so good?
-			$tag = Tag::fromId($id_tag);
 			if (Session::validateSession('get') && $tag->kind !== 'Album' && $tag->delete())
 			{
 				header('Location: ' . BASEURL . '/managetags/');
@@ -41,7 +44,6 @@ class EditTag extends HTMLController
 		// Editing one, then, surely.
 		else
 		{
-			$tag = Tag::fromId($id_tag);
 			if ($tag->kind === 'Album')
 				trigger_error('Cannot edit tag: is actually an album.', E_USER_ERROR);
 
@@ -65,11 +67,6 @@ class EditTag extends HTMLController
 			'request_url' => BASEURL . '/edittag/?' . ($id_tag ? 'id=' . $id_tag : 'add'),
 			'content_below' => $after_form,
 			'fields' => [
-				'id_asset_thumb' => [
-					'type' => 'numeric',
-					'label' => 'Thumbnail asset ID',
-					'is_optional' => true,
-				],
 				'kind' => [
 					'type' => 'select',
 					'label' => 'Kind of tag',
@@ -116,6 +113,26 @@ class EditTag extends HTMLController
 			$this->page->adopt(new FeaturedThumbnailManager($assets, $id_tag ? $tag->id_asset_thumb : 0));
 		}
 
+		if (isset($_POST['changeThumbnail']))
+			$this->processThumbnail($tag);
+		elseif (!empty($_POST))
+			$this->processTagDetails($form, $id_tag, $tag);
+	}
+
+	private function processThumbnail($tag)
+	{
+		if (empty($_POST))
+			return;
+
+		$tag->id_asset_thumb = $_POST['featuredThumbnail'];
+		$tag->save();
+
+		header('Location: ' . BASEURL . '/edittag/?id=' . $tag->id_tag);
+		exit;
+	}
+
+	private function processTagDetails($form, $id_tag, $tag)
+	{
 		if (!empty($_POST))
 		{
 			$form->verify($_POST);

models/Tag.php

@@ -11,6 +11,7 @@ class Tag
 	public $id_tag;
 	public $id_parent;
 	public $id_asset_thumb;
+	public $id_user_owner;
 	public $tag;
 	public $slug;
 	public $description;
@@ -258,7 +259,8 @@ class Tag
 			UPDATE tags
 			SET
 				id_parent = {int:id_parent},
-				id_asset_thumb = {int:id_asset_thumb},
+				id_asset_thumb = {int:id_asset_thumb},' . (isset($this->id_user_owner) ? '
+				id_user_owner = {int:id_user_owner},' : '') . '
 				tag = {string:tag},
 				slug = {string:slug},
 				description = {string:description},

templates/FeaturedThumbnailManager.php

@@ -20,6 +20,8 @@ class FeaturedThumbnailManager extends SubTemplate
 	protected function html_content()
 	{
 		echo '
+		<form action="" method="post">
+			<button class="btn btn-primary float-end" type="submit" name="changeThumbnail">Save thumbnail selection</button>
 			<h2>Select thumbnail</h2>
 			<ul id="featuredThumbnail">';
 
@@ -37,6 +39,8 @@ class FeaturedThumbnailManager extends SubTemplate
 		$this->assets->clean();
 
 		echo '
-				</ul>';
+				</ul>
+				<input type="hidden" name="', Session::getSessionTokenKey(), '" value="', Session::getSessionToken(), '">
+			</form>';
 	}
 }