ImageSaver.php

<?php
/**
 * Created by PhpStorm.
 * User: jcorry
 * Date: 1/2/17
 * Time: 1:16 PM
 */

namespace App;

use GuzzleHttp\Client;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Facades\File;
use Intervention\Image\ImageManagerStatic as Image;


class ImageSaver
{
    public function __construct()
    {
        \Datadogstatsd::configure(env("DDOG_API_KEY"), 0, "https://app.datadoghq.com", "UDP", env("DDOG_AGENT_HOST"));
    }

    public function emptyStorageDir()
    {
        $files = File::allFiles(storage_path('images/raw'));

        \Datadogstatsd::increment('storage_file_remove_count', count($files));

        foreach($files as $file) {
            Log::info('deleting file: ' . $file);
            File::delete($file);
        }
    }


    public function downloadImageToStorage($url)
    {
        $path = parse_url($url, PHP_URL_PATH);

        $fileName = pathinfo($path, PATHINFO_FILENAME) . '.' . pathinfo($path, PATHINFO_EXTENSION);

        $startTime = microtime(true);

        $client = new Client();

        try {
            $response = $client->get($url, [
                'sink' => storage_path('images/raw/') . $fileName
            ]);

            \Datadogstatsd::timing('image_download_time', microtime(true) - $startTime);

            $file = storage_path('images/raw/') . $fileName;

            // register the number of bytes downloaded
            \Datadogstatsd::histogram('image_download_bytes', filesize($file));

            \Datadogstatsd::increment('image_download_count', 1);

            echo('Filesize: ' . filesize($file)) . '<br />';
            echo('Download time: ' . (microtime(true) - $startTime) . 's' . '<br />');
            echo('Filename: ' . $fileName . '<br />');


            return $fileName;

        } catch (\Exception $e) {
            \Datadogstatsd::event($e->getMessage(), [
                'alert_type' => 'error',
                'aggregation_key' => 'download_failed'
            ]);
            echo $e->getMessage();
        }
    }

    public function resizeImage($filename)
    {
        $file = storage_path('images/raw/') . $filename;

        $startTime = microtime(true);
        $image = Image::make($file)->resize(300)->save(storage_path('images/resized/') . $filename);
        \Datadogstatsd::timing('image_resized', microtime(true) - $startTime);
    }
}