Messenger! Queue work for Later Video Tutorial Screencast

5:05:05

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What you'll be learning

This tutorial is built with Symfony 4.3, but will work well on Symfony 4.4 or 5.

// composer.json
{
    "require": {
        "php": "^7.1.3",
        "ext-ctype": "*",
        "ext-iconv": "*",
        "composer/package-versions-deprecated": "^1.11", // 1.11.99
        "intervention/image": "^2.4", // 2.4.2
        "league/flysystem-bundle": "^1.0", // 1.1.0
        "sensio/framework-extra-bundle": "^5.3", // v5.3.1
        "symfony/console": "4.3.*", // v4.3.2
        "symfony/dotenv": "4.3.*", // v4.3.2
        "symfony/flex": "^1.9", // v1.9.10
        "symfony/framework-bundle": "4.3.*", // v4.3.2
        "symfony/messenger": "4.3.*", // v4.3.4
        "symfony/orm-pack": "^1.0", // v1.0.6
        "symfony/serializer-pack": "^1.0", // v1.0.2
        "symfony/validator": "4.3.*", // v4.3.2
        "symfony/webpack-encore-bundle": "^1.5", // v1.6.2
        "symfony/yaml": "4.3.*" // v4.3.2
    },
    "require-dev": {
        "symfony/debug-pack": "^1.0", // v1.0.7
        "symfony/maker-bundle": "^1.0", // v1.12.0
        "symfony/test-pack": "^1.0" // v1.0.6
    }
}

Symfony's Messenger component gives you a beautiful system for designing your code around "message" objects and decoupled "handlers" that do the work!

... wait... that's not right, it's really...

Symfony's Messenger component gives you the power to execute code asynchronously via queues and workers!

Actually, it's both! Messenger is one of the newest parts of Symfony and we absolutely ❤️ it. In this tutorial, we'll create an important application that asynchronously adds our favorite cat (Ponka) to all of your favorite photos. Along the way, we'll learn to: