PHP Composer Day #60: Semantic Versioning, Version Constraints and More
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PHP 準備在今年年底推出 8.1，而 Composer 在歷經 8 年的演化下，在 2020 年末也釋出第 2 版，而自詡「現代 PHP 開發者」的你，真的知道 Composer 怎麼用嗎？當畫面上出現紅字時，真的知道原因以及該怎麼解決嗎？ 在這一場分享裡，我們將以食譜書（Cookbook）的型式，以數個情境題跟大家討論 Composer 的各種用法，協助大家認識一些較鮮為人知但又一定得知道的經典絕活。聽完這場分享後，你馬上就能帶走一個可以運用在真實專案開發上的技巧。
![— {
"name": "shengyou/self-introduction",
"description": "Self intro for PHP meetup",
"authors": [
{
"name": " (Shengyou Fan)",
"company": "JetBrains",
"role": "Developer Advocate",
"email": "shengyou.fan@jetbrains.com",
"homepage": "https://kraftsman.tw"
}
],
"support": {
"facebook": "https://fb.me/shengyoufan",
"telegram": "@shengyou",
"line": "shengyoufan"
}
}](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
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PHP Composer Day #60: Semantic Versioning, Version Constraints and More
- 1. (Shengyou Fan) PHP Day #60 2021/08/05 Photo by Lucas Alexander on Unsplash
- 2. — { "name": "shengyou/self-introduction", "description": "Self intro for PHP meetup", "authors": [ { "name": " (Shengyou Fan)", "company": "JetBrains", "role": "Developer Advocate", "email": "shengyou.fan@jetbrains.com", "homepage": "https://kraftsman.tw" } ], "support": { "facebook": "https://fb.me/shengyoufan", "telegram": "@shengyou", "line": "shengyoufan" } }
- 4. !"# …
- 6. $ PHP Day
- 7. %
- 8. & — • • • •
- 9. & • Composer • Autoloader Optimization • / • Composer
- 10. … — • •
- 12. — • •
- 13. — • • • • •
- 14. — • Semantic Versioning • Version Constraint • Json Lock • Install Update • Autoload
- 15. — Composer
- 16. — • - ' - ❤ • - ) - PHP 5.3.2 *
- 17. & • •
- 18. + Composer
- 19. — • composer • composer.json • PHP composer.json •
- 20. — • composer - Extension - Composer • composer.json - JSON valiate • PHP composer.json - phpbrew homebrew PHP
- 21. …
- 22. — // composer.json { "require": { "cool/alice": "~1.3", "lazy/bob": "~1.2" } } // dependencies { "name": "cool/alice", "require": { "monolog/monolog": "~1.6" } } { "name": "lazy/bob", "require": { "monolog/monolog": "1.3.*" } }
- 23. — Your requirements could not be resolved to an installable set of packages. Problem 1 - Installation request for lazy/bob ~1.2 -> satisfiable by lazy/bob[1.4.0]. - Installation request for cool/alice ~1.3 -> satisfiable by cool/alice[1.3.0]. - lazy/bob 1.4.0 requires monolog/monolog 1.3.* -> satisfiable by monolog/monolog[1.3.0, 1.3.1]. - cool/alice 1.3.0 requires monolog/monolog ~1.6 -> satisfiable by monolog/monolog[1.6.0, 1.7.0]. - Can only install one of: monolog/monolog[1.6.0, 1.3.0]. - Can only install one of: monolog/monolog[1.6.0, 1.3.1]. - Conclusion: don't install monolog/monolog 1.3.1 - Conclusion: don't install monolog/monolog 1.7.0 - Conclusion: don't install monolog/monolog 1.3.0 - Conclusion: don't install monolog/monolog 1.6.0
- 25. why — # ( ) $ composer why sebastian/version
- 26. why-not — # $ composer why-not phpunit/phpunit 5.0
- 27. Bug…
- 28. …
- 29. — • Github Repository • Fork • Clone bugfix Branch • Code Github
- 30. inline alias + repositories — // composer.json { "require": { "<package>/<had-bugs>": "dev-bugfix as 1.0.x-dev" }, "repositories": [ { "type": "vcs", "url": "https://github.com/<your-repo>" } ] }
- 32. - vendor DevOps
- 34. & • Composer • Packagist
- 36. Repository — • vendor package • thephpleague/skeleton • $ php prefill.php • prefill.php Git • Code • Github Repository Code https://thephpleague.com/
- 37. Packagist — • Packagist Github • composer.json Tag Github • Packagist Package • Webhook ( )
- 39. Private Package — • Package Private Repository • composer.json repositories Private Repository • Composer - Auth token - Composer token COMPOSER_HOME/auth.json
- 40. repositories — "require": { "...": "..." }, "repositories": [ { "type": "vcs", "url": "..." } ],
- 41. ' It Just Works!
- 42. (pt.1) — $ composer update -vvv Reading ./composer.json (/.../composer.json) Loading config file /.../.composer/auth.json Loading config file ./composer.json (/.../composer.json) Checked CA file /usr/local/etc/openssl@1.1/cert.pem: valid Executing command: git branch -a --no-color --no-abbrev -v Executing command: git describe --exact-match --tags Executing command: git --version Executing command: git log --pretty="%H" -n1 HEAD --no-show-signature Executing command: hg branch Executing command: fossil branch list Executing command: fossil tag list Executing command: svn info --xml Failed to initialize global composer: Composer could not find the config file: /Users/shengyou/.composer/composer.json
- 43. (pt.2) — Reading /.../vendor/composer/installed.json Running 2.1.5 (2021-07-23 10:35:47) with PHP 7.4.15 on Darwin / 18.7.0 Reading ./composer.lock (/.../composer.lock) Loading composer repositories with package information Using GitHub token authentication Downloading https://api.github.com/... [200] https://api.github.com/... Downloading https://api.github.com/.../contents/composer.json?ref=master [200] https://api.github.com/.../contents/composer.json?ref=master Downloading https://api.github.com/.../commits/master [200] https://api.github.com/.../commits/master Downloading https://api.github.com/.../tags?per_page=100 [200] https://api.github.com/.../tags?per_page=100 Downloading https://api.github.com/.../git/refs/heads?per_page=100 [200] https://api.github.com/.../git/refs/heads?per_page=100 Downloading https://api.github.com/.../contents/.github/FUNDING.yml [404] https://api.github.com/.../contents/.github/FUNDING.yml Downloading https://api.github.com/.../.github/contents/FUNDING.yml [404] https://api.github.com/.../.github/contents/FUNDING.yml Reading composer.json of shengyou/generator (1.0.0) Reading /.../f521bc64f436a010508b36e17d2c4fa1df7ca80f from cache Importing tag 1.0.0 (1.0.0.0) Reading composer.json of shengyou/generator (master) Importing branch master (dev-master)
- 44. $
- 45. Packagist — • Private Packagist • Satis • Repman
- 46. Private Packagist — • • Web UI • • PHP
- 48. Proxy — * Setting Up a Local Mirror for Composer Packages With Satis
- 49. Satis — # Satis $ composer create-project composer/satis --stability=dev --keep-vcs # Package { "name": "...", "homepage": "...", "repositories": [ { "type": "vcs", "url": "vcs" } ], "require-all": true } # Metadata $ php bin/satis build <configuration file> <build dir> # $ php -S localhost:<port> -t <build dir>/ P.S Docker
- 50. Satis — • • HTTP • Crontab • Auth
- 51. Satis Package — { "name": "...", "require": { "...": "..." }, "repositories": [ { "type": "composer", "url": "..." } ], "config": { "secure-http": false } }
- 52. Repman — • Private Package Manager • • Packagist Proxy
- 54. compose.json — # Auth $ composer config --global --auth http-basic.<organization>.repo.repman.io <token> # Repman { "name": "...", "require": { "...": "..." }, "repositories": [ { "type": "composer", "url": "https://<organization>.repo.repman.io" } ], }
- 55. — # Repman Packagist Proxy { "name": "...", "require": { "...": "..." }, "repositories": [ { "type": "composer", "url": "https://repo.repman.io" }, { "packagist": false } ] } # lock $ composer update --lock
- 56. & • composer install • Production install • Composer
- 57. & • Composer 1 Composer 2 • Composer • composer.json • composer.json
- 58. self-update — # Composer v1 $ composer self-update --1 # Composer v2 $ composer self-update --2
- 59. run run-script — # Composer { "scripts": { "test": "phpunit", "check-style": "phpcs src tests", "fix-style": "phpcbf src tests" } } # $ composer run-script test $ composer run test $ composer test
- 61. validate — # JSON $ composer validate
- 64. / RTFM Read The Fine Manual
- 67. — • Composer • Composer • • Composer • • /