Merge pull request #28 from shweshi/feature-verify-image-url

Verify image url in metatags.

Author: shweshi

CHANGELOG.md

@@ -2,14 +2,22 @@
 
 All notable changes to `OpenGraph` will be documented in this file
 
+## 1.0.4 - 2019-04-26
+
+- Verify that the image url is valid in the metadata.
+
 ## 1.0.3 - 2019-01-04
+
 - Added support to fetch all metadata
 
 ## 1.0.2 - 2018-11-23
+
 - Added tests and autoload for laravel >= 5.5
 
 ## 1.0.1 - 2018-01-17
+
 - Fix autoload
 
 ## 1.0.0 - 2018-01-17
+
 - initial release

README.md

@@ -1,15 +1,52 @@
-# Laravel OpenGraph
+<p align="center">
+  <a href="https://shweshi.github.io/OpenGraph/">
+    <img alt="Laravel OpenGraph" src="https://user-images.githubusercontent.com/35127382/56821996-695df500-686d-11e9-9c59-c70d0c78c80e.png" />
+  </a>
+</p>
 
-A Laravel package to fetch Open Graph metadata of a website.
+<p align="center">
+  <strong>A Laravel package to fetch Open Graph metadata of a website.</strong>
+</p>
 
-[![Latest Version on Packagist](https://img.shields.io/packagist/v/shweshi/OpenGraph.svg?style=flat-square)](https://packagist.org/packages/shweshi/OpenGraph)
-[![Total Downloads](https://img.shields.io/packagist/dt/shweshi/OpenGraph.svg?style=flat-square)](https://packagist.org/packages/shweshi/OpenGraph)
-[![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/shweshi/OpenGraph/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/shweshi/OpenGraph/?branch=master)
-[![StyleCI](https://styleci.io/repos/116995669/shield?branch=master)](https://styleci.io/repos/116995669)
-[![Build Status](https://scrutinizer-ci.com/g/shweshi/OpenGraph/badges/build.png?b=master)](https://scrutinizer-ci.com/g/shweshi/OpenGraph/build-status/master)
-[![FOSSA Status](https://app.fossa.io/api/projects/git%2Bgithub.com%2Fshweshi%2FOpenGraph.svg?type=shield)](https://app.fossa.io/projects/git%2Bgithub.com%2Fshweshi%2FOpenGraph?ref=badge_shield)
+<p align="center">
+  <a href="https://packagist.org/packages/shweshi/OpenGraph">
+    <img src="https://img.shields.io/packagist/v/shweshi/OpenGraph.svg?style=flat-square" alt="Latest Version on Packagist">
+  </a>
 
-## Installation
+  <a href="https://packagist.org/packages/shweshi/OpenGraph">
+    <img src="https://img.shields.io/packagist/dt/shweshi/OpenGraph.svg?style=flat-square" alt="Total Downloads">
+  </a>
+
+   <a href="https://scrutinizer-ci.com/g/shweshi/OpenGraph/?branch=master">
+      <img src="https://scrutinizer-ci.com/g/shweshi/OpenGraph/badges/quality-score.png?b=master" alt="Scrutinizer Code Quality">
+  </a>
+
+  <a href="https://styleci.io/repos/116995669">
+      <img src="https://styleci.io/repos/116995669/shield?branch=master" alt="StyleCI">
+  </a>
+
+  <a href="https://scrutinizer-ci.com/g/shweshi/OpenGraph/build-status/master">
+    <img src="https://scrutinizer-ci.com/g/shweshi/OpenGraph/badges/build.png?b=master" alt="Build Status">
+  </a>
+
+  <a href="https://app.fossa.io/projects/git%2Bgithub.com%2Fshweshi%2FOpenGraph?ref=badge_shield">
+    <img src="https://app.fossa.io/api/projects/git%2Bgithub.com%2Fshweshi%2FOpenGraph.svg?type=shield" alt="FOSSA Status">
+  </a>
+</p>
+
+## Features
+
+- **Easily fetch metadata of a url.** Laravel OpenGraph fetch all the metadata of a URL.
+
+- **Supports twitter metadata.** Laravel OpenGraph supports twitter OG data too.
+
+- **Verify image URL.** Laravel OpenGraph verifies that the image url in the image metadata is valid or not.
+
+## How to use Laravel OpenGraph
+
+Article can be found on medium blog: https://hackernoon.com/how-to-fetch-open-graph-metadata-in-laravel-2d5d674904d7
+
+### Installation
 
 Perform the following operations in order to use this package
 
@@ -42,11 +79,11 @@ If you do not run Laravel 5.5 (or higher), then add the service provider in conf
 
 If you do run the package on Laravel 5.5+, package auto-discovery takes care of the magic of adding the service provider.
 
-## Requirements
+### Requirements
 
 - You need to install the [DOM](http://www.php.net/en/dom) extension.
 
-## How to use
+### How to use
 
 - After following the above steps,
 
@@ -55,6 +92,7 @@ If you do run the package on Laravel 5.5+, package auto-discovery takes care of
 
   $data = OpenGraph::fetch("https://unsplash.com/");
   ```
+
   this will give you an array like this..
 
   ```
@@ -67,15 +105,15 @@ If you do run the package on Laravel 5.5+, package auto-discovery takes care of
       'image:secure_url' => 'https://images.unsplash.com/photo-1542841791-1925b02a2bbb?ixlib=rb-0.3.5&q=80&fm=jpg&crop=entropy&cs=tinysrgb&w=1080&fit=max&ixid=eyJhcHBfaWQiOjEyMDd9&s=aceabe8a2fd1a273da24e68c21768de0',
     )
   ```
-  
+
   You can also pass an optional parameter either true or false along with url. When set false it will only fetch basic metadata and in case of true it will fetch all the other optional metadata as well like audio, video, music and twitter metatags as well.
-  
+
   ```
   $data = OpenGraph::fetch("https://unsplash.com/", true);
   ```
-  
+
   this will give you an array like this..
-  
+
   ```
     array (
       'charset' => 'UTF8',
@@ -104,23 +142,22 @@ If you do run the package on Laravel 5.5+, package auto-discovery takes care of
   )
   ```
 
-## Testing
+### Testing
 
     composer test
 
-## Changelog
+### Changelog
 
 Please see [CHANGELOG](CHANGELOG.md) for more information what has changed recently.
 
-## Contributing
+### Contributing
 
 Please see [CONTRIBUTING](CONTRIBUTING.md) and [CODE OF CONDUCT](CODE_OF_CONDUCT.md) for details.
 
-## License
+### License
 
 The MIT License (MIT). Please see [License File](LICENSE) for more information.
 
-
 [![FOSSA Status](https://app.fossa.io/api/projects/git%2Bgithub.com%2Fshweshi%2FOpenGraph.svg?type=large)](https://app.fossa.io/projects/git%2Bgithub.com%2Fshweshi%2FOpenGraph?ref=badge_large)
 
 ### Happy coding!

src/OpenGraph.php

@@ -31,6 +31,15 @@ public function fetch($url, $allMeta = null)
             if (!empty($key)) {
                 $metadata[$key] = $value;
             }
+            /*
+             * Verify image url
+             */
+            if (isset($metadata['image'])) {
+                $isValidImageUrl = $this->verify_image_url($metadata['image']);
+                if (!$isValidImageUrl) {
+                    $metadata['image'] = '';
+                }
+            }
         }
 
         return $metadata;
@@ -51,4 +60,11 @@ protected function curl_get_contents($url)
 
         return $response;
     }
+
+    protected function verify_image_url($url)
+    {
+        $headers = get_headers($url);
+
+        return stripos($headers[0], '200 OK') ? true : false;
+    }
 }