exercise-assets.php

<?php
    require_once(__DIR__ . '/../assert.php');
    require_once 'vendor/autoload.php';

    // Exercises all asset operations.

    // Authentication Setup
    $config = MuxPhp\Configuration::getDefaultConfiguration()
        ->setUsername(getenv('MUX_TOKEN_ID'))
        ->setPassword(getenv('MUX_TOKEN_SECRET'));

    // API Client Initialization
    $assetsApi = new MuxPhp\Api\AssetsApi(
        new GuzzleHttp\Client(),
        $config
    );
    $playbackIdApi = new MuxPhp\Api\PlaybackIDApi(
        new GuzzleHttp\Client(),
        $config
    );

    // ========== create-asset ==========
    $subtitles = new MuxPhp\Models\AssetGeneratedSubtitleSettings(["language_code" => "en", "name" => "English (Generated)"]);
    $input = new MuxPhp\Models\InputSettings(["url" => "https://storage.googleapis.com/muxdemofiles/mux-video-intro.mp4", "generated_subtitles" => [$subtitles]]);
    $captionsInput = new MuxPhp\Models\InputSettings(["url" => "https://tears-of-steel-subtitles.s3.amazonaws.com/tears-fr.vtt", "type" => "text", "text_type" => "subtitles", "name" => "French", "language_code" => "fr", "closed_captions" => false]);
    $createAssetRequest = new MuxPhp\Models\CreateAssetRequest(["input" => [$input, $captionsInput]]);
    $createAssetResponse = $assetsApi->createAsset($createAssetRequest);
    $assetId = $createAssetResponse->getData()->getId();
    assert($createAssetResponse->getData()->getId() !== null);
    print("create-asset OK ✅\n");

    $updatePassthrough = ["passthrough" => "Example"];
    $updateAssetResponse = $assetsApi->UpdateAsset($createAssetResponse->getData()->getId(), $updatePassthrough);
    assert($updateAssetResponse->getData()->getId() !== null);
    assert($updateAssetResponse->getData()->getPassthrough() !== null);
    print("update-asset OK ✅\n");

    // ========== list-assets ==========
    $listAssetsResult = $assetsApi->listAssets();
    assert($listAssetsResult->getData()[0]->getId() !== null);
    assert($listAssetsResult->getData()[0]->getId() === $createAssetResponse->getData()->getId());
    print("list-assets OK ✅\n");
    
    // Wait for the asset (and all tracks) to become ready...
    if ($createAssetResponse->getData()->getStatus() !== 'ready') {
        print("    waiting for asset to become ready...\n");
        while(true){
            // ========== get-asset ==========
            $waitingAsset = $assetsApi->getAsset($createAssetResponse->getData()->getId());
            assert($waitingAsset->getData()->getId() !== null);
            assert($waitingAsset->getData()->getId() === $createAssetResponse->getData()->getId());
            if ($waitingAsset->getData()->getStatus() !== 'ready') {
                print("    still waiting for asset to become ready...\n");
                sleep(1);
            }
            else {
                // Check if all tracks are ready
                foreach ($waitingAsset->getData()->getTracks() as &$track) {
                    if ($track->getStatus() !== null) {
                        if ($track->getStatus() === MuxPhp\Models\Track::STATUS_PREPARING) {
                            print "    found a prearing track, so waiting... \n";
                            sleep(1);
                            continue 2;
                        }
                    }
                }
                // ========== get-asset-input-info ==========
                $assetInputInfo = $assetsApi->getAssetInputInfo($createAssetResponse->getData()->getId());
                assert($assetInputInfo->getData() !== null);
                break;
            }
        }
    }
    print("get-asset OK ✅\n");
    print("get-asset-input-info OK ✅\n");

    // ========== clipping ==========
    $clipInput = new MuxPhp\Models\InputSettings(["url" => "mux://assets/" . $createAssetResponse->getData()->getId(), "start_time" => 0, "end_time => 5"]);
    $clipRequest = new MuxPhp\Models\CreateAssetRequest(["input" => [$input]]);
    $clipResponse = $assetsApi->createAsset($clipRequest);
    assert($clipResponse->getData()->getId() !== null);
    print("clipping OK ✅\n");

    // ========== create-asset-playback-id ==========
    $createAssetPlaybackIdRequest = new MuxPhp\Models\CreatePlaybackIDRequest(["policy" => MuxPhp\Models\PlaybackPolicy::_PUBLIC]);
    $playbackId = $assetsApi->createAssetPlaybackId($createAssetResponse->getData()->getId(), $createAssetPlaybackIdRequest);
    assert($playbackId->getData() !== null);
    assert($playbackId->getData()->getPolicy() === 'public');
    print("create-asset-playback-id OK ✅\n");

    // ========== get-asset-playback-id ==========
    $playbackIdGet = $assetsApi->getAssetPlaybackId($createAssetResponse->getData()->getId(), $playbackId->getData()->getId());
    assert($playbackIdGet->getData()->getId() !== null);
    assert($playbackIdGet->getData()->getId() === $playbackId->getData()->getId());
    print("get-asset-playback-id OK ✅\n");

    // ========== get-asset-or-livestream-id ==========
    $pbId = $playbackIdGet->getData()->getId();
    $pbPlaybackAssetGet = $playbackIdApi->getAssetOrLivestreamId($pbId);
    assert($pbPlaybackAssetGet->getData()->getObject()->getId() === $createAssetResponse->getData()->getId());
    assert($pbPlaybackAssetGet->getData()->getObject()->getType() === "asset");
    print("get-asset-or-livestream-id OK ✅\n");

    // ========== update-asset-mp4-support ==========
    $updateAssetMp4SupportRequest = new MuxPhp\Models\UpdateAssetMP4SupportRequest(["mp4_support" => "standard"]);
    $assetWithMp4Support = $assetsApi->updateAssetMp4Support($createAssetResponse->getData()->getId(), $updateAssetMp4SupportRequest);
    assert($assetWithMp4Support->getData()->getId() !== null);
    assert($assetWithMp4Support->getData()->getId() === $createAssetResponse->getData()->getId());
    assert($assetWithMp4Support->getData()->getMp4Support() === "standard");
    print("update-asset-mp4-support OK ✅\n");

    // ========== update-asset-master-access ==========
    $updateAssetMasterAccessRequest = new MuxPhp\Models\UpdateAssetMasterAccessRequest(["master_access" => "temporary"]);
    $assetWithMasterAccess = $assetsApi->updateAssetMasterAccess($createAssetResponse->getData()->getId(), $updateAssetMasterAccessRequest);
    assert($assetWithMasterAccess->getData()->getId() !== null);
    assert($assetWithMasterAccess->getData()->getId() === $createAssetResponse->getData()->getId());
    assert($assetWithMasterAccess->getData()->getMasterAccess() === "temporary");
    print("update-asset-master-access OK ✅\n");

    // ========== create-asset-track ==========
    $cat = new MuxPhp\Models\CreateTrackRequest(["url" => "https://tears-of-steel-subtitles.s3.amazonaws.com/tears-en.vtt", "type" => "text", "text_type" => "subtitles", "name" => "English", "language_code" => "en", "closed_captions" => false]);
    $subtitles = $assetsApi->createAssetTrack($createAssetResponse->getData()->getId(), $cat);
    assert($subtitles !== null);
    assert($subtitles->getData() !== null);
    assert($subtitles->getData()->getId() !== null);
    assert($subtitles->getData()->getName() === "English");
    $assetWith2Subs = $assetsApi->getAsset($createAssetResponse->getData()->getId());
    assert(count($assetWith2Subs->getData()->getTracks()) === 5); // Audio, Video, French that we ingested with the asset, generated English, and the English we added here!
    print("create-asset-track OK ✅\n");

    // ========== delete-asset-track ==========
    sleep(5);
    $assetsApi->deleteAssetTrack($createAssetResponse->getData()->getId(), $subtitles->getData()->getId());
    $assetWith1Sub = $assetsApi->getAsset($createAssetResponse->getData()->getId());
    assert(count($assetWith1Sub->getData()->getTracks()) === 4); // Audio, Video, French that we ingested with the asset, generated English
    print("delete-asset-track OK ✅\n");

    // ========== delete-asset-playback-id ==========
    $assetsApi->deleteAssetPlaybackId($createAssetResponse->getData()->getId(), $playbackId->getData()->getId());
    $assetWithNoPlaybackIds = $assetsApi->getAsset($createAssetResponse->getData()->getId());
    assert($assetWithNoPlaybackIds->getData()->getPlaybackIds() === null);
    print("delete-asset-playback-id OK ✅\n");

    // ========== delete-asset ==========
    $assetsApi->deleteAsset($createAssetResponse->getData()->getId());
    try {
        $result = $assetsApi->getAsset($createAssetResponse->getData()->getId());
        print("Should have 404'd when getting deleted asset ❌ \n");
        exit(1);
    } catch (Exception $e) {
        print("delete-asset OK ✅\n");
    }