add new twitter property to generate custom HTML

Author: Gummibeer

src/TwitterProperty.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace Astrotomic\OpenGraph;
+
+class TwitterProperty extends Property
+{
+    /** @var string */
+    protected $prefix = 'twitter';
+
+    public function __toString(): string
+    {
+        $content = str_replace('"', '&quot;', $this->content);
+
+        return "<meta name=\"{$this->prefix}:{$this->property}\" content=\"{$content}\">";
+    }
+}

src/TwitterType.php

@@ -45,4 +45,14 @@ public function image(string $image, ?string $alt = null)
 
         return $this;
     }
+
+    public function setProperty(string $prefix, string $property, string $content)
+    {
+        $this->tags[$prefix.':'.$property] = TwitterProperty::make($prefix, $property, $content);
+    }
+
+    public function addProperty(string $prefix, string $property, string $content)
+    {
+        $this->tags[] = TwitterProperty::make($prefix, $property, $content);
+    }
 }