The Composer Revolution

Given at DallasPHP May 2013

Transcript

1. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com The Composer Revolution
2. http://mojolive.com/profile/dcousineau Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
3. Composer Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
4. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
5. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com a Dependency Manager not a Package Manager
6. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
7. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
8. Hello World Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
9. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
10. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
11. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
12. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { } }
13. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0" } }
14. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
15. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
16. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com <?php require_once '../vendor/autoload.php'; $app = new Silex\Application(); $app->run();
17. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com <?php namespace App; class SampleClass { public function foo() { return 'bar'; } }
18. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0" }, "autoload": { "psr-0": { "App": "src/" } } }
19. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
20. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com <?php require_once '../vendor/autoload.php'; $sample = new App\SampleClass(); $sample->foo();
21. Versioning Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
22. +Version Specification Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "vendor/pkg1": "1.2.3", "vendor/pkg2": "1.2.*", "vendor/pkg3": "1.2.*@dev", "vendor/pkg4": ">=1.2,<2.0", "vendor/pkg5": "~1.2", "vendor/pkg6": "dev-master" }, }
23. +Next Significant Version Operator Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com ~1.2 >=1.2,<2.0 ~1.2.3 >=1.2.3,<1.3
24. +Branch Aliases Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com dev-master git checkout master dev-feature-test git checkout feature-test
25. +Branch Aliases Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com dev-master#2eb0c0 git checkout 2eb0c0
26. +Minimum Stability Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0", }, "minimum-stability": "dev" }
27. Packages Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
28. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
29. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
30. Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0" } }
31. +Custom/Private Packages Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "repositories": [ { "type": "vcs", "url": "https://github.com/myghaccount/custom-package-repo.git" } ], "require": { "custom/package": "dev-master", }, }
32. +Overriding Packages/Using Forks Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "repositories": [ { "type": "vcs", "url": "https://github.com/myghaccount/silex.git" } ], "require": { "silex/silex": "dev-fix-bug as 1.0.x-dev", "dcousineau/orlex": "dev-master" }, }
33. Autoload Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
34. +vendor/autoload.php Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com All packages (optionally) register autoload Composer compiles autoload Information Simply require vendor/autoload.php!!
35. +PSR-0 Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0" }, "autoload": { "psr-0": { "App\\Namespace": "src/" } } } App\Namespace\Class src/App/Namespace/Class App\Different\NS\Class NOT AUTO-LOADED!
36. +PSR-0 Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0" }, "autoload": { "psr-0": { "App\\Namespace": "src/" } } } App\Namespace\Class src/App/Namespace/Class App\Different\NS\Class NOT AUTO-LOADED! NOT REQUIRED But highly encouraged
37. +Classmap Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0" }, "autoload": { "classmap": ["src/"] } } Scan directories inspecting each file for classes, adding a class-to- file entry in the autoloader
38. +Classmap Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
39. +Files Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0" }, "autoload": { "files": ["src/functions.php"] } }
40. +Advanced Usage Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com <?php /** @var $loader \Composer\Autoload\ClassLoader */ $loader = require_once 'vendor/autoload.php'; $loader->add('App\\Namespace', __DIR__); { "autoload": { "psr-0": { "App\\Namespace": "src/" } } }
41. Dev Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
42. +Dev Dependencies Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0" }, "require-dev": { "phpunit/phpunit": "3.7.*" } } Only installs when root-level Not when included in another project
43. +Dev Dependencies Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
44. +Dev Dependencies Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
45. +Override Bin Directory Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com { "require": { "silex/silex": "~1.0" }, "require-dev": { "phpunit/phpunit": "3.7.*" }, "config": { "bin-dir": "bin" } }
46. +Override Bin Directory Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
47. Deploy Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
48. +Commands Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
49. +Install or Update? Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com composer install composer update Use composer.lock No Dev Deps By Default Ignore composer.lock Dev Deps Default
50. +Install or Update? Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com composer update Ignore composer.lock Dev Deps Default My dependencies have released new versions and I want them!
51. +Install or Update? Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com composer install Use composer.lock No Dev Deps By Default I’ve deployed my code and I want to make sure the production server has the exact version I had when I wrote my code
52. +Install or Update? Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com composer install Use composer.lock No Dev Deps By Default composer install --dev Oh yeah I need those dev dependencies on my production server too!
53. +composer.lock Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
54. Case Study Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
55. Q& A Put your questions Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com
56. THANKS. FOR YOUR ATTENTION Daniel Cousineau // follow me : @dcousineau or http://dcousineau.com