From c28b844a9634d9380610bf5de94ceaa6e9f7005f Mon Sep 17 00:00:00 2001
From: Renan Bernordi <altendorfme@gmail.com>
Date: Sun, 1 Dec 2024 21:55:14 -0300
Subject: [PATCH] =?UTF-8?q?adicionado=20tag=20canonical=20para=20url=20ori?=
 =?UTF-8?q?ginal=20e=20evitar=20duplica=C3=A7=C3=A3o=20se=20indexar?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/inc/URLAnalyzer.php | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/app/inc/URLAnalyzer.php b/app/inc/URLAnalyzer.php
index b08f603..62864a3 100644
--- a/app/inc/URLAnalyzer.php
+++ b/app/inc/URLAnalyzer.php
@@ -660,6 +660,25 @@ class URLAnalyzer
 
         $xpath = new DOMXPath($dom);
 
+        // Processa tags canônicas
+        $canonicalLinks = $xpath->query("//link[@rel='canonical']");
+        if ($canonicalLinks !== false) {
+            // Remove todas as tags canônicas existentes
+            foreach ($canonicalLinks as $link) {
+                if ($link->parentNode) {
+                    $link->parentNode->removeChild($link);
+                }
+            }
+        }
+        // Adiciona nova tag canônica com a URL original
+        $head = $xpath->query('//head')->item(0);
+        if ($head) {
+            $newCanonical = $dom->createElement('link');
+            $newCanonical->setAttribute('rel', 'canonical');
+            $newCanonical->setAttribute('href', $url);
+            $head->appendChild($newCanonical);
+        }
+
         // Sempre aplica a correção de URLs relativas
         $this->fixRelativeUrls($dom, $xpath, $url);