From 677953067f2bb5502a70f0d004f1ac844b18a128 Mon Sep 17 00:00:00 2001
From: emkael <emkael@tlen.pl>
Date: Mon, 16 Jan 2017 22:04:43 +0100
Subject:  * Facebook support

---
 .../src/Facebook/Helpers/FacebookPageTabHelper.php | 95 ++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 lib/facebook-graph-sdk/src/Facebook/Helpers/FacebookPageTabHelper.php

(limited to 'lib/facebook-graph-sdk/src/Facebook/Helpers/FacebookPageTabHelper.php')

diff --git a/lib/facebook-graph-sdk/src/Facebook/Helpers/FacebookPageTabHelper.php b/lib/facebook-graph-sdk/src/Facebook/Helpers/FacebookPageTabHelper.php
new file mode 100644
index 0000000..ee43f5e
--- /dev/null
+++ b/lib/facebook-graph-sdk/src/Facebook/Helpers/FacebookPageTabHelper.php
@@ -0,0 +1,95 @@
+<?php
+/**
+ * Copyright 2014 Facebook, Inc.
+ *
+ * You are hereby granted a non-exclusive, worldwide, royalty-free license to
+ * use, copy, modify, and distribute this software in source code or binary
+ * form for use in connection with the web services and APIs provided by
+ * Facebook.
+ *
+ * As with any software that integrates with the Facebook platform, your use
+ * of this software is subject to the Facebook Developer Principles and
+ * Policies [http://developers.facebook.com/policy/]. This copyright notice
+ * shall be included in all copies or substantial portions of the software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ */
+namespace Facebook\Helpers;
+
+use Facebook\FacebookApp;
+use Facebook\FacebookClient;
+
+/**
+ * Class FacebookPageTabHelper
+ *
+ * @package Facebook
+ */
+class FacebookPageTabHelper extends FacebookCanvasHelper
+{
+    /**
+     * @var array|null
+     */
+    protected $pageData;
+
+    /**
+     * Initialize the helper and process available signed request data.
+     *
+     * @param FacebookApp    $app          The FacebookApp entity.
+     * @param FacebookClient $client       The client to make HTTP requests.
+     * @param string|null    $graphVersion The version of Graph to use.
+     */
+    public function __construct(FacebookApp $app, FacebookClient $client, $graphVersion = null)
+    {
+        parent::__construct($app, $client, $graphVersion);
+
+        if (!$this->signedRequest) {
+            return;
+        }
+
+        $this->pageData = $this->signedRequest->get('page');
+    }
+
+    /**
+     * Returns a value from the page data.
+     *
+     * @param string     $key
+     * @param mixed|null $default
+     *
+     * @return mixed|null
+     */
+    public function getPageData($key, $default = null)
+    {
+        if (isset($this->pageData[$key])) {
+            return $this->pageData[$key];
+        }
+
+        return $default;
+    }
+
+    /**
+     * Returns true if the user is an admin.
+     *
+     * @return boolean
+     */
+    public function isAdmin()
+    {
+        return $this->getPageData('admin') === true;
+    }
+
+    /**
+     * Returns the page id if available.
+     *
+     * @return string|null
+     */
+    public function getPageId()
+    {
+        return $this->getPageData('id');
+    }
+}
-- 
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