From e7dfa6723522231a613c5a58abfa200903c37cc9 Mon Sep 17 00:00:00 2001
From: mcabrera <mcabrera@summasolutions.net>
Date: Wed, 6 Feb 2019 21:22:06 -0300
Subject: [PATCH] fixer.io integration

---
 .../FeedGenerator/Api/FixerioInterface.php    |  16 +++
 .../Block/Adminhtml/Config/View.php           |  52 ++++++++
 .../Controller/Adminhtml/Feed/View.php        |  49 +++++++
 .../MindArc/FeedGenerator/Cron/Generator.php  |  45 +++++++
 .../MindArc/FeedGenerator/Helper/Data.php     |  75 +++++++++++
 .../MindArc/FeedGenerator/Helper/Fixerio.php  |  39 ++++++
 app/code/MindArc/FeedGenerator/Model/Feed.php | 122 ++++++++++++++++++
 .../MindArc/FeedGenerator/Model/Fixerio.php   |  42 ++++++
 app/code/MindArc/FeedGenerator/README.md      |   4 +
 .../FeedGenerator/etc/adminhtml/routes.xml    |   9 ++
 .../FeedGenerator/etc/adminhtml/system.xml    |  18 +++
 .../MindArc/FeedGenerator/etc/crontab.xml     |   8 ++
 app/code/MindArc/FeedGenerator/etc/di.xml     |   4 +
 app/code/MindArc/FeedGenerator/etc/module.xml |   5 +
 app/code/MindArc/FeedGenerator/etc/webapi.xml |   9 ++
 .../MindArc/FeedGenerator/registration.php    |   6 +
 .../templates/system/config/view.phtml        |   7 +
 17 files changed, 510 insertions(+)
 create mode 100644 app/code/MindArc/FeedGenerator/Api/FixerioInterface.php
 create mode 100644 app/code/MindArc/FeedGenerator/Block/Adminhtml/Config/View.php
 create mode 100644 app/code/MindArc/FeedGenerator/Controller/Adminhtml/Feed/View.php
 create mode 100644 app/code/MindArc/FeedGenerator/Cron/Generator.php
 create mode 100644 app/code/MindArc/FeedGenerator/Helper/Data.php
 create mode 100644 app/code/MindArc/FeedGenerator/Helper/Fixerio.php
 create mode 100644 app/code/MindArc/FeedGenerator/Model/Feed.php
 create mode 100644 app/code/MindArc/FeedGenerator/Model/Fixerio.php
 create mode 100644 app/code/MindArc/FeedGenerator/README.md
 create mode 100644 app/code/MindArc/FeedGenerator/etc/adminhtml/routes.xml
 create mode 100644 app/code/MindArc/FeedGenerator/etc/adminhtml/system.xml
 create mode 100644 app/code/MindArc/FeedGenerator/etc/crontab.xml
 create mode 100644 app/code/MindArc/FeedGenerator/etc/di.xml
 create mode 100644 app/code/MindArc/FeedGenerator/etc/module.xml
 create mode 100644 app/code/MindArc/FeedGenerator/etc/webapi.xml
 create mode 100644 app/code/MindArc/FeedGenerator/registration.php
 create mode 100644 app/code/MindArc/FeedGenerator/view/adminhtml/templates/system/config/view.phtml

diff --git a/app/code/MindArc/FeedGenerator/Api/FixerioInterface.php b/app/code/MindArc/FeedGenerator/Api/FixerioInterface.php
new file mode 100644
index 0000000..b575531
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/Api/FixerioInterface.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace MindArc\FeedGenerator\Api;
+
+/**
+ * Interface FixerioInterface
+ * @api
+ */
+interface FixerioInterface
+{
+    /**
+     * @throws \Magento\Framework\Exception\NoSuchEntityException
+     * @return mixed
+     */
+    public function connectService();
+}
diff --git a/app/code/MindArc/FeedGenerator/Block/Adminhtml/Config/View.php b/app/code/MindArc/FeedGenerator/Block/Adminhtml/Config/View.php
new file mode 100644
index 0000000..a95c8ee
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/Block/Adminhtml/Config/View.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace MindArc\FeedGenerator\Block\Adminhtml\Config;
+
+use Magento\Backend\Block\Template\Context;
+
+class View
+    extends \Magento\Config\Block\System\Config\Form\Field
+{
+
+    const BUTTON_TEMPLATE = 'system/config/view.phtml';
+
+    public function __construct(Context $context, $data = array())
+    {
+        parent::__construct($context, $data);
+    }
+
+    protected function _prepareLayout()
+    {
+        parent::_prepareLayout();
+        if (!$this->getTemplate()) {
+            $this->setTemplate(static::BUTTON_TEMPLATE);
+        }
+
+        return $this;
+    }
+
+    public function render(\Magento\Framework\Data\Form\Element\AbstractElement $element)
+    {
+        $element->unsScope()->unsCanUseWebsiteValue()->unsCanUseDefaultValue();
+
+        return parent::render($element);
+    }
+
+    protected function _getElementHtml(\Magento\Framework\Data\Form\Element\AbstractElement $element)
+    {
+        $this->addData(
+            [
+                'url'     => $this->getUrl(),
+                'html_id' => $element->getHtmlId(),
+            ]
+        );
+
+        return $this->_toHtml();
+    }
+
+    public function getUrl($route = '', $params = [])
+    {
+        return parent::getUrl('generate/feed/view');
+    }
+
+}
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/Controller/Adminhtml/Feed/View.php b/app/code/MindArc/FeedGenerator/Controller/Adminhtml/Feed/View.php
new file mode 100644
index 0000000..07aa25e
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/Controller/Adminhtml/Feed/View.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace MindArc\FeedGenerator\Controller\Adminhtml\Feed;
+
+class View
+    extends \Magento\Backend\App\Action
+{
+    const XML_TMP_PATH = 'Feeds/';
+
+    protected $feed;
+
+    protected $messageManager;
+
+    protected $feedHelper;
+
+    public function __construct(
+        \MindArc\FeedGenerator\Helper\Data $feedHelper,
+        \Magento\Framework\Filesystem $filesystem,
+        \MindArc\FeedGenerator\Model\Feed $feed,
+        \Magento\Backend\App\Action\Context $context
+    )
+    {
+        $this->feedHelper = $feedHelper;
+        $this->feed = $feed;
+        $this->messageManager = $context->getMessageManager();
+        parent::__construct($context);
+    }
+
+    public function execute()
+    {
+        $feedGenerated = $this->feed->generateFeed();
+
+        $this->showFeedContents($feedGenerated);
+
+        if ($feedGenerated) {
+            $this->messageManager->addNoticeMessage('Feed has been generated successful');
+        } else {
+            $this->messageManager->addErrorMessage('Error to generated the feed');
+        }
+    }
+
+    protected function showFeedContents($feed)
+    {
+        header("Content-Type: application/xml; charset=utf-8");
+        echo $feed;
+    }
+
+
+}
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/Cron/Generator.php b/app/code/MindArc/FeedGenerator/Cron/Generator.php
new file mode 100644
index 0000000..48cfc83
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/Cron/Generator.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace MindArc\FeedGenerator\Cron;
+
+use Magento\Framework\App\Filesystem\DirectoryList;
+
+class Generator
+{
+    protected $feed;
+    protected $feedHelper;
+    protected $mediaDirectory;
+    protected $logger;
+
+    public function __construct(
+
+        \MindArc\FeedGenerator\Model\Feed $feed,
+        \MindArc\FeedGenerator\Helper\Data $feedHelper,
+        \Magento\Framework\Filesystem $filesystem,
+        \Psr\Log\LoggerInterface $logger
+    )
+    {
+        $this->feed = $feed;
+        $this->feedHelper = $feedHelper;
+        $this->logger = $logger;
+        $this->mediaDirectory = $filesystem->getDirectoryWrite(DirectoryList::MEDIA);
+    }
+
+    public function execute()
+    {
+        $this->logger->info('Feed generation started');
+
+        $feedGenerated = $this->feed->generateFeed();
+
+        $filename = $this->feedHelper->getFileName('feed');
+        $path = $this->feedHelper->getFeedPath();
+
+        $result = $this->mediaDirectory->writeFile($path . $filename, $feedGenerated);
+
+        if (!$result) {
+            $this->logger->error('The feed has not been generated');
+        } else {
+            $this->logger->info('Feed generation finished');
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/Helper/Data.php b/app/code/MindArc/FeedGenerator/Helper/Data.php
new file mode 100644
index 0000000..cfda86a
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/Helper/Data.php
@@ -0,0 +1,75 @@
+<?php
+
+namespace MindArc\FeedGenerator\Helper;
+
+class Data
+    extends \Magento\Framework\App\Helper\AbstractHelper
+{
+    const XML_TMP_PATH = 'Feeds/';
+
+    protected $storeManager;
+    protected $dateTime;
+
+    public function __construct(
+        \Magento\Framework\Stdlib\DateTime\DateTime $dateTime,
+        \Magento\Framework\App\Helper\Context $context,
+        \Magento\Store\Model\StoreManagerInterface $storeManager
+    )
+    {
+        parent::__construct($context);
+        $this->dateTime = $dateTime;
+        $this->storeManager = $storeManager;
+    }
+
+    public function getImageLink($product)
+    {
+        $urlImage = $this->storeManager->getStore()->getBaseUrl(\Magento\Framework\UrlInterface::URL_TYPE_MEDIA) . 'catalog/product' .
+            $product->getImage();
+
+        return $urlImage;
+    }
+
+    public function getWebLink()
+    {
+        return $this->storeManager->getStore()->getBaseUrl(\Magento\Framework\UrlInterface::URL_TYPE_WEB);
+    }
+
+    public function getPrice($product)
+    {
+        return $product->getPriceInfo()->getPrice('final_price')->getAmount()->getValue();
+    }
+
+    /*
+     * This is could be a custom attribute product. Magento has not condition attribute for products
+     * so you can write your custom code here
+     */
+    public function getProductAttribute($product, $attributeName = 'condition')
+    {
+        if ($attributeName == 'condition') {
+            return 'new';
+        } else {
+            $attributeValue = $product->getData($attributeName);
+            if (!empty($attributeValue)) {
+                return $attributeValue;
+            }
+        }
+
+        return '';
+
+    }
+
+    public function getFileName($filename, $format = 'xml')
+    {
+        $filename = $filename . '_';
+        $filename .= $this->dateTime->gmtDate('d-m-Y_h:m:i');
+        $filename .= '.' . $format;
+
+        return $filename;
+    }
+
+    public function getFeedPath()
+    {
+        return self::XML_TMP_PATH;
+    }
+
+}
diff --git a/app/code/MindArc/FeedGenerator/Helper/Fixerio.php b/app/code/MindArc/FeedGenerator/Helper/Fixerio.php
new file mode 100644
index 0000000..2d4369f
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/Helper/Fixerio.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace MindArc\FeedGenerator\Helper;
+
+class Fixerio
+    extends \Magento\Framework\App\Helper\AbstractHelper
+{
+    const XML_TMP_PATH = 'Feeds/';
+
+    protected $api;
+    protected $response;
+
+    public function __construct(
+        \MindArc\FeedGenerator\Model\Fixerio $api,
+        \Magento\Framework\App\Helper\Context $context
+    )
+    {
+        parent::__construct($context);
+        $this->api = $api;
+        $this->response = [];
+    }
+
+    public function convert($base, $currency, $amount)
+    {
+        if (!count($this->response)) {//it avoids always consult the services
+            $this->response = $this->api->connectService();
+        }
+        $rates = get_object_vars($this->response->rates);
+        $rate = isset($rates[$currency]) ? $rates[$currency] : 1;
+
+        if ($base == $this->response->base) {
+            $convertedAmount = $amount;
+        } else {
+            $convertedAmount = $amount * $rate;
+        }
+
+        return $convertedAmount;
+    }
+}
diff --git a/app/code/MindArc/FeedGenerator/Model/Feed.php b/app/code/MindArc/FeedGenerator/Model/Feed.php
new file mode 100644
index 0000000..4c64bd3
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/Model/Feed.php
@@ -0,0 +1,122 @@
+<?php
+
+namespace MindArc\FeedGenerator\Model;
+
+class Feed
+{
+    const PRODUCT_FIELDS = [
+        'sku',
+        'name',
+        'description',
+        'final_price',
+        'price',
+        'image',
+        'url'
+    ];
+
+    protected $title;
+
+    protected $description;
+
+    protected $condition;
+
+    protected $productCollection;
+
+    protected $store;
+
+    protected $helper;
+
+    protected $fixerio;
+
+    protected $storeManager;
+
+    public function __construct(
+        \Magento\Store\Model\StoreManagerInterface $storeManager,
+        \MindArc\FeedGenerator\Helper\Fixerio $fixerio,
+        \MindArc\FeedGenerator\Helper\Data $helper,
+        \Magento\Catalog\Model\ResourceModel\Product\CollectionFactory $productCollection,
+        \Magento\Store\Model\StoreManagerInterface $store,
+        \Magento\Backend\Block\Template\Context $context,
+        array $data = []
+    )
+    {
+        $this->storeManager = $storeManager;
+        $this->fixerio = $fixerio;
+        $this->productCollection = $productCollection;
+        $this->store = $store;
+        $this->helper = $helper;
+        $this->title = 'The name of your data feed';
+        $this->description = 'A description of your content';
+    }
+
+    protected function prepareCollection()
+    {
+        return $this->productCollection->create()->addFieldToSelect('*')->setPageSize(6)->load();
+    }
+
+    public function generateFeed()
+    {
+        $content = $this->generateHeadFeed();
+        $dom = $content['dom'];
+        $rss = $content['rss'];
+
+        $channel = $rss->appendChild($dom->createElement('channel'));
+        $channel->appendChild($dom->createElement('title', $this->title));
+        $channel->appendChild($dom->createElement('link', $this->helper->getWebLink()));
+        $description = $channel->appendChild($dom->createElement('description'));
+        $description->appendChild($dom->createCDATASection($this->description));
+
+        $items = $this->prepareCollection();
+
+        $this->generateItems($items, $channel, $dom);
+
+        return $dom->saveXML();
+    }
+
+    protected function generateHeadFeed()
+    {
+        $dom = new \DOMDocument('1.0');
+        $dom->formatOutput = true;
+        $rss = $dom->appendChild($dom->createElement('rss'));
+        $rss->setAttribute('version', '2.0');
+        $rss->setAttribute('xmlns:g', 'http://base.google.com/ns/1.0');
+
+        return array('dom' => $dom, 'rss' => $rss);
+    }
+
+    protected function generateItems($items, $channel, $dom)
+    {
+        foreach ($items as $product) {
+
+            $item = $channel->appendChild($dom->createElement('item'));
+
+            $item->appendChild($dom->createElement('title', $product->getName()));
+            $item->appendChild($dom->createElement('link', $product->getProductUrl()));
+
+            $desc = $item->appendChild($dom->createElement('description'));
+            $desc->appendChild($dom->createCDATASection($product->getDescription()));
+
+            try {
+                $item->appendChild($dom->createElement('g:image_link', $this->helper->getImageLink($product)));
+            } catch (\Exception $e) {
+                $item->appendChild($dom->createElement('g:image_link', __('Product no image')));
+            }
+            $item->appendChild($dom->createElement('g:price', $this->helper->getPrice($product)));
+
+            $item->appendChild($dom->createElement('g:condition', $this->helper->getProductAttribute($product)));
+
+            $item->appendChild($dom->createElement('g:id', $product->getSku()));
+
+            $storeCode = $this->storeManager->getStore()->getCurrentCurrencyCode();
+            $priceConverted = $this->getConvertedPrice($storeCode, 'USD', $product->getPrice());
+
+            $item->appendChild($dom->createElement('g:converted_price', $priceConverted));
+
+        }
+    }
+
+    protected function getConvertedPrice($base, $currency, $price)
+    {
+        return bcdiv($this->fixerio->convert($base, $currency, $price), 1, 2);
+    }
+}
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/Model/Fixerio.php b/app/code/MindArc/FeedGenerator/Model/Fixerio.php
new file mode 100644
index 0000000..29ab425
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/Model/Fixerio.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace MindArc\FeedGenerator\Model;
+
+use function GuzzleHttp\Psr7\build_query;
+
+class Fixerio
+    implements \MindArc\FeedGenerator\Api\FixerioInterface
+{
+
+    //both URL and Access_key should be a configs or environment variables
+    const SERVICE_URL = 'http://data.fixer.io/api/latest';
+    const ACCESS_KEY = '1c9ec2aa92d9bdaedeeca80046b53383';
+
+    protected $curlClient;
+
+    public function __construct(\Magento\Framework\HTTP\Client\Curl $curl)
+    {
+        $this->curlClient = $curl;
+    }
+
+    /**
+     * @throws \Magento\Framework\Exception\NoSuchEntityException
+     * @return mixed
+     */
+    public function connectService()
+    {
+        try {
+            $this->curlClient->get(self::SERVICE_URL . '?' . build_query(["access_key" => self::ACCESS_KEY]));
+            if ($this->curlClient->getStatus() == 200) {
+                $body = $this->curlClient->getBody();
+                $response = json_decode($body);
+            } else {
+                $response = ['success' => false, 'message' => 'Fixerio connection cannot be established'];
+            }
+        } catch (\Exception $e) {
+            $response = ['success' => false, 'message' => $e->getMessage()];
+        }
+
+        return $response;
+    }
+}
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/README.md b/app/code/MindArc/FeedGenerator/README.md
new file mode 100644
index 0000000..5d41ac9
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/README.md
@@ -0,0 +1,4 @@
+Feed Generator functionality.
+
+To Generate the view, go to Stores->Configuration->General->Feed Generator.
+To see the feed's file, go to media/Feed/
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/etc/adminhtml/routes.xml b/app/code/MindArc/FeedGenerator/etc/adminhtml/routes.xml
new file mode 100644
index 0000000..2d09af0
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/etc/adminhtml/routes.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0"?>
+
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:App/etc/routes.xsd">
+    <router id="admin">
+        <route id="generate" frontName="generate">
+            <module name="MindArc_FeedGenerator" before="Magento_Backend" />
+        </route>
+    </router>
+</config>
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/etc/adminhtml/system.xml b/app/code/MindArc/FeedGenerator/etc/adminhtml/system.xml
new file mode 100644
index 0000000..1e8773a
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/etc/adminhtml/system.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0"?>
+
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Config:etc/system_file.xsd">
+    <system>
+        <section id="minarc_feedgenerator" translate="label" type="text" sortOrder="16" showInDefault="1" showInWebsite="1" showInStore="1">
+            <label>Feed Generator</label>
+            <tab>general</tab>
+            <resource>MindArc_FeedGenerator::FeedGenerator</resource>
+            <group id="setting" translate="label" type="text" sortOrder="1" showInDefault="1" showInWebsite="1" showInStore="1">
+                <label>Feed Generator View</label>
+                <field id="button" type="text" sortOrder="50" showInDefault="1" showInWebsite="1" showInStore="1">
+                    <label>Press the button to generate the feed</label>
+                    <frontend_model>MindArc\FeedGenerator\Block\Adminhtml\Config\View</frontend_model>
+                </field>
+            </group>
+        </section>
+    </system>
+</config>
diff --git a/app/code/MindArc/FeedGenerator/etc/crontab.xml b/app/code/MindArc/FeedGenerator/etc/crontab.xml
new file mode 100644
index 0000000..9fdfcf4
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/etc/crontab.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0"?>
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Cron:etc/crontab.xsd">
+    <group id="default">
+        <job name="mindarc_feed_generator" instance="MindArc\FeedGenerator\Cron\Generator" method="execute">
+            <schedule>0 0 * * *</schedule>
+        </job>
+    </group>
+</config>
diff --git a/app/code/MindArc/FeedGenerator/etc/di.xml b/app/code/MindArc/FeedGenerator/etc/di.xml
new file mode 100644
index 0000000..b68a4c0
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/etc/di.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0"?>
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
+    <preference for="MindArc\FeedGenerator\Api\FixerioInterface" type="MindArc\FeedGenerator\Model\Fixerio" />
+</config>
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/etc/module.xml b/app/code/MindArc/FeedGenerator/etc/module.xml
new file mode 100644
index 0000000..34b59e8
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/etc/module.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0"?>
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
+    <module name="MindArc_FeedGenerator" setup_version="1.0.1">
+    </module>
+</config>
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/etc/webapi.xml b/app/code/MindArc/FeedGenerator/etc/webapi.xml
new file mode 100644
index 0000000..3b616de
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/etc/webapi.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0"?>
+<routes xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Webapi:etc/webapi.xsd">
+    <route url="/V1/fixerio/connect/" method="GET">
+        <service class="MindArc\FeedGenerator\Api\FixerioInterface" method="connectService"/>
+        <resources>
+            <resource ref="anonymous" />
+        </resources>
+    </route>
+</routes>
diff --git a/app/code/MindArc/FeedGenerator/registration.php b/app/code/MindArc/FeedGenerator/registration.php
new file mode 100644
index 0000000..80568d9
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/registration.php
@@ -0,0 +1,6 @@
+<?php
+\Magento\Framework\Component\ComponentRegistrar::register(
+    \Magento\Framework\Component\ComponentRegistrar::MODULE,
+    'MindArc_FeedGenerator',
+    __DIR__
+);
\ No newline at end of file
diff --git a/app/code/MindArc/FeedGenerator/view/adminhtml/templates/system/config/view.phtml b/app/code/MindArc/FeedGenerator/view/adminhtml/templates/system/config/view.phtml
new file mode 100644
index 0000000..c7a1733
--- /dev/null
+++ b/app/code/MindArc/FeedGenerator/view/adminhtml/templates/system/config/view.phtml
@@ -0,0 +1,7 @@
+<div class="pp-buttons-container">
+    <p>
+        <button id="<?php echo $block->getHtmlId() ?>" onclick="setLocation('<?php /* @escapeNotVerified */ echo $block->getUrl() ?>')" type="button">
+            <?php /* @escapeNotVerified */ echo __('View') ?>
+        </button>
+    </p>
+</div>
\ No newline at end of file