From 8eac2e54882d8adae8cbb45386dca1b465242632 Mon Sep 17 00:00:00 2001
From: ArthurHoaro <arthur@hoa.ro>
Date: Sat, 30 May 2020 15:51:14 +0200
Subject: Process manage tags page through Slim controller

---
 .../front/controller/admin/ConfigureController.php |  2 +-
 .../front/controller/admin/ManageTagController.php | 87 ++++++++++++++++++++++
 2 files changed, 88 insertions(+), 1 deletion(-)
 create mode 100644 application/front/controller/admin/ManageTagController.php

(limited to 'application')

diff --git a/application/front/controller/admin/ConfigureController.php b/application/front/controller/admin/ConfigureController.php
index b1d32270..5a482d8e 100644
--- a/application/front/controller/admin/ConfigureController.php
+++ b/application/front/controller/admin/ConfigureController.php
@@ -12,7 +12,7 @@ use Slim\Http\Response;
 use Throwable;
 
 /**
- * Class PasswordController
+ * Class ConfigureController
  *
  * Slim controller used to handle Shaarli configuration page (display + save new config).
  */
diff --git a/application/front/controller/admin/ManageTagController.php b/application/front/controller/admin/ManageTagController.php
new file mode 100644
index 00000000..e015e613
--- /dev/null
+++ b/application/front/controller/admin/ManageTagController.php
@@ -0,0 +1,87 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Shaarli\Front\Controller\Admin;
+
+use Shaarli\Bookmark\BookmarkFilter;
+use Slim\Http\Request;
+use Slim\Http\Response;
+
+/**
+ * Class ManageTagController
+ *
+ * Slim controller used to handle Shaarli manage tags page (rename and delete tags).
+ */
+class ManageTagController extends ShaarliAdminController
+{
+    /**
+     * GET /manage-tags - Displays the manage tags page
+     */
+    public function index(Request $request, Response $response): Response
+    {
+        $fromTag = $request->getParam('fromtag') ?? '';
+
+        $this->assignView('fromtag', escape($fromTag));
+        $this->assignView(
+            'pagetitle',
+            t('Manage tags') .' - '. $this->container->conf->get('general.title', 'Shaarli')
+        );
+
+        return $response->write($this->render('changetag'));
+    }
+
+    /**
+     * POST /manage-tags - Update or delete provided tag
+     */
+    public function save(Request $request, Response $response): Response
+    {
+        $this->checkToken($request);
+
+        $isDelete = null !== $request->getParam('deletetag') && null === $request->getParam('renametag');
+
+        $fromTag = escape(trim($request->getParam('fromtag') ?? ''));
+        $toTag = escape(trim($request->getParam('totag') ?? ''));
+
+        if (0 === strlen($fromTag) || false === $isDelete && 0 === strlen($toTag)) {
+            $this->saveWarningMessage(t('Invalid tags provided.'));
+
+            return $response->withRedirect('./manage-tags');
+        }
+
+        // TODO: move this to bookmark service
+        $count = 0;
+        $bookmarks = $this->container->bookmarkService->search(['searchtags' => $fromTag], BookmarkFilter::$ALL, true);
+        foreach ($bookmarks as $bookmark) {
+            if (false === $isDelete) {
+                $bookmark->renameTag($fromTag, $toTag);
+            } else {
+                $bookmark->deleteTag($fromTag);
+            }
+
+            $this->container->bookmarkService->set($bookmark, false);
+            $this->container->history->updateLink($bookmark);
+            $count++;
+        }
+
+        $this->container->bookmarkService->save();
+
+        if (true === $isDelete) {
+            $alert = sprintf(
+                t('The tag was removed from %d bookmark.', 'The tag was removed from %d bookmarks.', $count),
+                $count
+            );
+        } else {
+            $alert = sprintf(
+                t('The tag was renamed in %d bookmark.', 'The tag was renamed in %d bookmarks.', $count),
+                $count
+            );
+        }
+
+        $this->saveSuccessMessage($alert);
+
+        $redirect = true === $isDelete ? './manage-tags' : './?searchtags='. urlencode($toTag);
+
+        return $response->withRedirect($redirect);
+    }
+}
-- 
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