From 2db5aa86933c567fe70e77753967a6880cb3de59 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maurice=20Gr=C3=B6nwoldt?= <maurice@versustune.de>
Date: Fri, 25 Sep 2020 21:39:05 +0200
Subject: [PATCH] cherry-picked changes Meta-Generator from engineer-trooper

---
 composer.json                      |  3 ++-
 install/db.sql                     |  8 ++++++++
 src/Venom/Helper/MetaGenerator.php | 29 +++++++++++++++++++++++++++++
 src/Venom/Views/VenomRenderer.php  |  5 +++++
 4 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/composer.json b/composer.json
index 62992e9..0288075 100755
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,8 @@
   ],
   "require": {
     "ext-pdo": "*",
-    "ext-http": "*"
+    "ext-http": "*",
+    "ext-json": "*"
   },
   "autoload": {
     "psr-4": {
diff --git a/install/db.sql b/install/db.sql
index 3dfd064..6e0d81d 100755
--- a/install/db.sql
+++ b/install/db.sql
@@ -7,6 +7,14 @@ create table if not exists seoData
 )
     comment 'seo url mapping';
 
+create table if not exists metaTagData
+(
+    id       int(255) auto_increment not null unique primary key,
+    content  JSON                    not null,
+    isActive tinyint(1) default 1    null
+)
+    comment 'Meta Tag File';
+
 create table if not exists language
 (
     id        int(255) auto_increment not null unique primary key,
diff --git a/src/Venom/Helper/MetaGenerator.php b/src/Venom/Helper/MetaGenerator.php
index e6dd9dd..81020fb 100644
--- a/src/Venom/Helper/MetaGenerator.php
+++ b/src/Venom/Helper/MetaGenerator.php
@@ -4,11 +4,40 @@
 namespace Venom\Helper;
 
 
+use Venom\Core\ArgumentHandler;
+use Venom\Core\DatabaseHandler;
+
 /**
  * Class MetaGenerator
  * @package Venom\Helper
  */
 class MetaGenerator
 {
+    private array $container = [];
+    private string $id;
 
+    public function __construct()
+    {
+        $this->id = (string)ArgumentHandler::get()->getItem('metaId', '-1');
+    }
+
+    public function loadById(): void
+    {
+        if ($this->id === '-1') {
+            return;
+        }
+        $db = DatabaseHandler::get();
+        $data = $db->getOne('select content from metaTagData where id = :id', [':id' => $this->id]);
+        if ($data !== null) {
+            $this->container = json_decode($data->content ?? '', true);
+            $this->container = array_merge([], $this->container);
+        }
+    }
+
+    public function render(): void
+    {
+        foreach($this->container as $key => $value) {
+            echo '<meta name="'.$key.'" content="'.$value.'">';
+        }
+    }
 }
\ No newline at end of file
diff --git a/src/Venom/Views/VenomRenderer.php b/src/Venom/Views/VenomRenderer.php
index b8bad47..3dfb403 100755
--- a/src/Venom/Views/VenomRenderer.php
+++ b/src/Venom/Views/VenomRenderer.php
@@ -6,12 +6,14 @@ namespace Venom\Views;
 
 use Venom\Core\ArgumentHandler;
 use Venom\Core\Config;
+use Venom\Helper\MetaGenerator;
 use Venom\Venom;
 
 class VenomRenderer
 {
     private Venom $venom;
     private ?RenderController $controller;
+    private ?MetaGenerator $metaGenerator;
     private string $templateData = '';
     private array  $vars = [];
     private string $baseTemplate = '';
@@ -95,9 +97,12 @@ class VenomRenderer
         $data = Config::getInstance()->getRenderer();
         $theme = $data->theme;
         $base = $data->baseFile ?? 'base';
+        $this->metaGenerator = new MetaGenerator();
         if (Config::getInstance()->isAdmin()) {
             $base = 'base';
             $theme = 'admin';
+        } else {
+            $this->metaGenerator->loadById();
         }
         $this->baseTemplate = $base . '.php';
         $this->templateDir = __DIR__ . '/../../../tpl/' . $theme . '/';