Lesser known perks of using composer

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1 axelerant.com www.drupaleurope.org

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2 axelerant.com Lesser known perks of using composer Drupal Europe 2018

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3 axelerant.com Drupal + Technology TRACK SUPPORTED BY

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4 axelerant.com Special Thanks to..

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5 axelerant.com Mohit Aghera Drupal developer @Axelerant Drupal.org: mohit_aghera Twitter: @mohit_rocks

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6 axelerant.com Quick Introduction ● Why do we need it? ● How do we use it?

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7 axelerant.com Drupal Composer initiative Follow updates here: https://www.drupal.org/project/ideas/issues/2958021

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8 axelerant.com Composer scripts ● Define script in composer.json and run ● Helps to automate tasks ● Supports various events.

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9 axelerant.com Composer Scripts

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10 axelerant.com Composer Plugins ● Helps to overcome limitation of composer scripts ● Run independently - irrespective of root package ● Helps in creating distributable package

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11 axelerant.com Composer Plugins { "name": "my/plugin-package", "type": "composer-plugin", "require": { "composer-plugin-api": "^1.1" }, "extra": { "class": "My\\Plugin" } } ● “type” : “composer-plugin” ● “extra” : Contains class name ● Add special package called “composer-plugin-api”

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12 axelerant.com Composer Plugins drupal- composer/drupal -scaffold

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13 axelerant.com Composer Plugins

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14 axelerant.com Patching ● Requirement to update core of system ● Bugs that are not merged

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15 axelerant.com Patching

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16 axelerant.com Keeping data up to date ● Pull and process remote data automatically ● Implement Composer Plugins

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17 axelerant.com Keeping data up to date Benefits: ● No need to have separate sync code ● Helps to solve problems in continuous integration as data will already be there Limitations: ● It is meant for retrieving and storing data - no live sync.

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18 axelerant.com Commit Hooks

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19 axelerant.com Commit Hooks ● GIT hooks helps to enforce code quality ● Ensure commit messages are proper ● Coding standards validation ● Sharing GIT hooks with composer has more advantages

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20 axelerant.com Commit Hooks There are several libraries that supports this type of implementations: ● https://github.com/sebastianfeldmann/captainhook ● https://github.com/bruli/php-git-hooks ● https://github.com/php-composter/php-composter ● https://github.com/BrainMaestro/composer-git-hooks

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21 axelerant.com

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22 axelerant.com Automatting project structure ● Composer helps to generate essential files and other code ● Use case : drupal-composer/drupal-project

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23 axelerant.com Automatting project structure

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24 axelerant.com Example from “ScriptHandler.php”

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25 axelerant.com Thank you..

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26 axelerant.com Become a Drupal contributor, Friday from 9 AM ● First timers workshop ● Mentored contribution ● General contribution 26