From 897b68ac107f2fb0d4dc1d31ce96ce24c862eb27 Mon Sep 17 00:00:00 2001
From: Fbenas <philbeansburton@gmail.com>
Date: Fri, 19 Jun 2020 21:05:19 +0100
Subject: Add youtube video and audio scraping commands

---
 app/Youtube/Service.php | 151 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 151 insertions(+)
 create mode 100644 app/Youtube/Service.php

(limited to 'app/Youtube/Service.php')

diff --git a/app/Youtube/Service.php b/app/Youtube/Service.php
new file mode 100644
index 0000000..090020e
--- /dev/null
+++ b/app/Youtube/Service.php
@@ -0,0 +1,151 @@
+<?php
+
+namespace App\Youtube;
+
+use Illuminate\Support\Facades\Storage;
+use Illuminate\Support\Str;
+use Symfony\Component\Console\Helper\ProgressBar;
+use YoutubeDl\Exception\CopyrightException;
+use YoutubeDl\Exception\NotFoundException;
+use YoutubeDl\Exception\PrivateVideoException;
+use YoutubeDl\YoutubeDl;
+
+class Service
+{
+    protected $url;
+    protected $progressBar;
+    protected $running = false;
+
+    public function __construct(string $url, $output = null)
+    {
+        $this->url = $url;
+        if ($output) {
+            $this->progressBar = new ProgressBar($output, 100);
+            $this->output = $output;
+        }
+    }
+
+    public function running($isRunning = null): bool
+    {
+        if (isset($isRunning)) {
+            $this->running = $isRunning;
+        }
+
+        return $this->running;
+    }
+
+    public function downloadVideo(string $path)
+    {
+        $this->path = $path;
+
+        return $this->download($this->getVideoOptions());
+    }
+
+    public function downloadAudio(string $path)
+    {
+        $this->path = $path;
+
+        return $this->download($thjis->getAudioOptions());
+    }
+
+    protected function download(array $options)
+    {
+        $dl = new YoutubeDl($options);
+
+        $dl->onProgress(
+            function ($progress) {
+                $size = $this->formatBytes($progress['size']);
+
+                if (!$this->running()) {
+                    $this->progressBar->start($size);
+                    $this->running(true);
+                }
+
+                $percentage = $progress['percentage'];
+
+                $this->progressBar->setProgress($size * round($percentage) / 100);
+            }
+        );
+
+        // Set the download path where you want to store downloaded data
+        $dl->setDownloadPath($this->getWorkingPath());
+
+        try {
+            $video = $dl->download($this->url);
+            $this->progressBar->finish();
+            $this->running(false);
+
+            // $this->getWorkingPath() .'/' . $video->getFilename(),
+            Storage::disk('local')->move(
+                'tmp/youtube/video/' . $video->getFilename(),
+                'youtube/video/' . $video->getFilename()
+            );
+
+            return $video;
+
+            // $video->getFile(); // \SplFileInfo instance of downloaded file
+        } catch (NotFoundException $e) {
+            dd($e);
+            // Video not found
+        } catch (PrivateVideoException $e) {
+            dd($e);
+            // Video is private
+        } catch (CopyrightException $e) {
+            dd($e);
+            // The YouTube account associated with this video has been terminated due to multiple third-party notifications of copyright infringement
+        } catch (\Exception $e) {
+            dd($e);
+            // Failed to download
+        }
+    }
+
+    protected function formatBytes(string $bytes)
+    {
+        $units = [
+            'GiB' => 1000,
+            'MiB' => 1,
+            'KiB' => 0.0001,
+            'B' => 1,
+        ];
+
+        foreach ($units as $u => $size) {
+            if (Str::contains($bytes, $u)) {
+                return Str::replaceFirst($u, '', $bytes) * $size;
+            }
+        }
+
+        var_dump("bad");die();
+        return 0;
+    }
+
+    protected function getWorkingPath()
+    {
+        return Storage::disk('local')->path('tmp/youtube/' . $this->path);
+    }
+
+    protected function getStoragePath()
+    {
+        return Storage::disk('local')->path('youtube/' . $this->path);
+    }
+
+    // For more options go to https://github.com/rg3/youtube-dl#user-content-options
+    protected function getVideoOptions()
+    {
+        return [
+            'prefer-free-formats' => true,
+            'no-overwrites' => true,
+            // 'skip-download' => true
+        ];
+    }
+
+    // For more options go to https://github.com/rg3/youtube-dl#user-content-options
+    protected function getAudioOptions()
+    {
+        return [
+            'extract-audio' => true,
+            'audio-format' => 'mp3',
+            'audio-quality' => 0, // best
+            'output' => '%(title)s.%(ext)s'
+        ];
+    }
+}
-- 
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