add nova

nova/src/Fields/URL.php

@@ -0,0 +1,54 @@
+<?php
+
+namespace Laravel\Nova\Fields;
+
+use Laravel\Nova\Exceptions\NovaException;
+
+class URL extends Text
+{
+    /**
+     * The field's component.
+     *
+     * @var string
+     */
+    public $component = 'url-field';
+
+    /**
+     * Create a new field.
+     *
+     * @param  string  $name
+     * @param  string|\Closure|callable|object|null  $attribute
+     * @param  (callable(mixed, mixed, ?string):(mixed))|null  $resolveCallback
+     * @return void
+     */
+    public function __construct($name, $attribute = null, callable $resolveCallback = null)
+    {
+        parent::__construct($name, $attribute, $resolveCallback);
+
+        $this->textAlign(Field::CENTER_ALIGN);
+    }
+
+    /**
+     * Resolve the field's value.
+     *
+     * @param  mixed  $resource
+     * @param  string|null  $attribute
+     * @return void
+     */
+    public function resolve($resource, $attribute = null)
+    {
+        $this->displayedAs = $this->name;
+
+        parent::resolve($resource, $attribute);
+    }
+
+    /**
+     * Allow the field to be copyable to the clipboard inside Nova.
+     *
+     * @return $this
+     */
+    public function copyable()
+    {
+        throw NovaException::helperNotSupported(__METHOD__, __CLASS__);
+    }
+}