Composerプラグインを作ってみよう /phpcon2016

by Hiraku NAKANO

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composerϓϥάΠϯΛ  ࡞ͬͯΈΑ͏ PHPΧϯϑΝϨϯε2016 τϥοΫ1

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ࣗݾ঺հ • த໺ ୓ (@Hiraku) • https://github.com/hirak • ීஈ͸ϝϧΧϦͰαʔόʔαΠυΤϯδχΞ  ΍ͬͯ·͢ • झຯ͸ComposerΛ଎͘͢Δ͜ͱ

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hirak/prestissimo • ͱ͍͏ComposerϓϥάΠϯΛ࡞͍ͬͯ·͢ • githubͰ2000starήοτ͠·ͨ͠

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Composerͱ͸Կ͔ʁ

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Composerͱ͸ • PHPϥΠϒϥϦͷґଘؔ܎ղܾπʔϧ • 2011ࠒʹ։ൃελʔτ / PHP5.3Ҏ߱ʹରԠ • autoloaderͷࣗಈੜ੒ • ଟ༷ͳϦϙδτϦܗࣜʹରԠ • ϓϥάΠϯػߏ • https://getcomposer.org/

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࢖͍͸͡ΊΔͷ͸؆୯ https://getcomposer.org/download/ pharϑΝΠϧΛҰݸμ΢ϯϩʔυ͢Δ͚ͩɻ  installerܦ༝Λਪ঑ʢϋογϡ஋ͷݕূʣ $ curl -sL https://getcomposer.org/installer | php (実態はこんな感じ) $ curl -O composer https://getcomposer.org/download/1.1.3/composer.phar

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$ composer ______ / ____/___ ____ ___ ____ ____ ________ _____ / / / __ \/ __ `__ \/ __ \/ __ \/ ___/ _ \/ ___/ / /___/ /_/ / / / / / / /_/ / /_/ (__ ) __/ / \____/\____/_/ /_/ /_/ .___/\____/____/\___/_/ /_/ Composer version 1.1.2 2016-05-31 19:48:11 Usage: command [options] [arguments] Options: -h, --help Display this help message -q, --quiet Do not output any message -V, --version Display this application version --ansi Force ANSI output --no-ansi Disable ANSI output -n, --no-interaction Do not ask any interactive question --profile Display timing and memory usage information --no-plugins Whether to disable plugins. -d, --working-dir=WORKING-DIR If specified, use the given directory as working directory. -v|vv|vvv, --verbose Increase the verbosity of messages: 1 for normal output, 2 for more verbose output and 3 for debug

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Α͘࢖͏αϒίϚϯυ 対話形式でプロジェクトをセットアップ $ composer init ライブラリの追加 $ composer require 'vendor/package' ライブラリのアップデート $ composer update composer.jsonに従ってまとめてインストール $ composer install

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શͯΛϩʔΧϧʹΠϯετʔϧ • ./composer.json • ඞཁͳϥΠϒϥϦΛఆٛ • ޙ͸ composer install • ./vendor/ ʹϥΠϒϥϦͱ autoload.php ͕ ഑ஔ͞ΕΔ

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࠷ۙͷComposer • 4/5ʹॳͷstable൛1.0.0ϦϦʔε  (ຊൃද࣌఺ͷ࠷৽͸ 1.2.1) • pathϦϙδτϦͷରԠڧԽ • ϓϥάΠϯͰαϒίϚϯυੜ΍ͤΔΑ͏ʹ • ࡞ऀͷJordi Boggiano͕7݄ʹདྷ೔

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࣭໰ʮPHPҎ֎ͷݴޠͰComposer Λ࣮૷͢ΔΞΠσΞ͸Ͳ͏ࢥ͏ʁʯ • ࠓͷComposer͸͋·Γ଎͘ͳ͍ • ྫ͑͹ฒྻॲཧʹڧ͍ݴޠͰ࣮૷͢Ε͹΋ͬ ͱߴ଎ʹͰ͖ΔͷͰ͸…

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@seldaek PHPͰॻ͍ͯ͋Δ͔Βͦ͜ɺ  PHPͰ֦ுͰ͖ΔΑ͏ʹͳͬͯΔ

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ComposerΛ֦ு͢Δɺͱ͸

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֦ுͯ͠Ͱ͖Δ͜ͱ • composerίϚϯυͷલޙͰ೚ҙͷॲཧΛ࣮ߦ  (ΠϕϯτϑοΫܕ) • αϒίϚϯυΛComposerʹੜ΍͢  (αϒίϚϯυܕ)

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ComposerϓϥάΠϯͰͷྫ

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$ composer global require hirak/prestissimo

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hirak/prestissimo (੿࡞) • ΠϕϯτϑοΫܕ • composerຊମͷμ΢ϯϩʔυʹׂΓࠐΜͰɺ ઌʹฒྻμ΢ϯϩʔυ͢Δ͜ͱͰinstallίϚϯ υΛߴ଎Խ • ͦͷଞ͸طଘίϚϯυʹӨڹΛ༩͑ͳ͍

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ͲΕ͙Β͍଎͘ͳΔͷ͔ • ύοέʔδͱωοτϫʔΫ؀ڥʹΑΔͷͰҰ ֓ʹݴ͑ͳ͍ • LaravelϓϩδΣΫτͷ৽ن࡞੒ͩͱɺ • 269.36sec → 24.32sec • 10ഒҎ্଎͍

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$ composer global require fxp/composer-asset-plugin

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fxp/composer-asset-plugin • ΠϕϯτϑοΫܕ • composer.jsonʹbower΍npmͷύοέʔδ Λॻ͍ͯɺcomposerଆͰΠϯετʔϧͰ͖Δ Α͏ʹ͢Δ • ΁ɺมଶͩʔʔʔʂʂʂʢ๙Ίݴ༿ʣ

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composer.json͕͜͏ͳΔ "require": { "fxp/composer-asset-plugin": "^1.2", "npm-asset/jquery": "2.2.0", "npm-asset/bootstrap": "3.3.7" } • npm-asset/xxxx͸packagistʹొ࿥͞Ε͍ͯͳ͍ɻ  npmΛΫϩʔϧͯ͠औͬͯ͘Δ • vendor/npm-asset ΍ vendor/bower-asset ΁഑ஔ͞ΕΔ • node.jsͳ͠Ͱasset؅ཧ͕Ͱ͖ͯศརʂ

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$ composer global require webysther/composer- plugin-qa

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webysther/composer-plugin-qa • αϒίϚϯυܕ • vendor/bin/XXXXͳ։ൃ༻ίϚϯυΛ composerͷαϒίϚϯυͰ࣮ߦͰ͖ΔΑ͏ʹ ͢Δ

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vendor/bin/phpunit  ͬͯଧͭͷμα͍໰୊ • phpunit͸ϩʔΧϧΠϯετʔϧ͢Δ΂͖ • ͔͠͠PATH͕௨ͬͯͳ࣮ͯ͘ߦ͕໘౗ • composerͷαϒίϚϯυܦ༝Ͱݺ΂Δͱศར • composer qa:test Ͱphpunit͕࣮ߦ͞Εͯ  ศར

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༗໊ͳͷ΄ͱΜͲೖͬͯΔ

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ͳͥɺComposerΛ  ֦ு࣮ͯ͠ݱ͢Δͷ͔ʁ

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composer͕஌͍ͬͯΔ΋ͷ • ϓϩδΣΫτͷϝλ৘ใ • Ͳ͜ʹͲͷΫϥεϑΝΠϧ͕͋Δ͔ • ϓϩδΣΫτຊମͷιʔείʔυΛࣗ༝ʹݺ ͼग़ͤΔ

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composer͕͍࣋ͬͯΔ΋ͷ • symfony/console΍symfony/ﬁnderͳͲͷఆ൪ ίϚϯυϥΠϯϥΠϒϥϦΛ࠷ॳ͔Βಉࠝ • ѹ౗తͳϢʔβʔ਺ʹཪଧͪ͞ΕͨҠ২ੑ • ͍ͭͰʹɺϓϥάΠϯͷܗʹ͓͚ͯ͠͹഑෍΋ ָ͍͢͝

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(prestissimo͸ϓϥάΠϯͱ ͯ͠͸अಓͳྫ)

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ϓϥάΠϯҎલͷ֦ுํ๏

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scriptsͱ͸ • composer.jsonʹscriptsͱ͍͏ϓϩύςΟΛ࡞Δ • ೚ҙͷεΫϦϓτΛ࣮ߦͰ͖Δ • ΠϕϯτϑοΫͰࣗಈ࣮ߦ / खಈ࣮ߦ • ରԠ͢ΔΠϕϯτ͕ͳ͚Ε͹ɺcomposerͷαϒίϚϯυ ʹͳΔ • https://getcomposer.org/doc/articles/scripts.md

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͍͍ͩͨ͜Μͳײ͡ { "scripts": { "test": "phpunit", "postinstall": "rm -rf ./cache", "migrate": "App\Db\Migration::run" } } WFOEPSCJOʹ1"5) ͕௨ͬͯΔͷͰݺ΂Δ γΣϧεΫϦϓτͰ΋ 0, BVUPMPBE͕௨ͬͯΕ͹1)1ͷ TUBUJDϝιουͰ΋ॻ͚Δ

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ݺͼग़͠ $ composer test $ composer migrate $ composer install # postinstallが自動発動 $ composer run postinstall # 明示発動

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scriptsͩͱਏ͍ͱ͜Ζ • ଞͷcomposerϓϩδΣΫτͰ΋࢖͍·Θͨ͠ ͍ͳΒɺcomposer.jsonΛίϐϖ͢Δ͔͠ͳ͍ • ϓϥάΠϯԽ͓ͯ͘͠ͱɺrequire͢Δ͚ͩͰ ࢖͍·ΘͤΔΑ͏ʹͳΔ

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ComposerϓϥάΠϯ ύοέʔδԽͨ͠scripts ʹ

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ComposerϓϥάΠϯΛ࡞Δ

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ComposerϓϥάΠϯͷ࡞Γํ • https://getcomposer.org/doc/articles/ plugins.md • ͪΐͬͱ࡞๏͕͋Δ͚ͩͰɺ࡞Δ΋ͷ͸ී௨ ͷcomposerϥΠϒϥϦͱಉ͡

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༻ҙ͢Δ΋ͷ • composer.pharͱͦΕ͕ಈ͘؀ڥ • composerͷιʔείʔυ • ͖͋ΒΊͳ͍৺ʢॏཁʣ

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େମͷྲྀΕ ࡞Ζ͏ͱ͍ͯ͠Δ QMVHJOύοέʔδ ࣮ݧ୆ͷ DPNQPTFSύοέʔδ ιʔείʔυ൛ DPNQPTFS pathͰrequireͤ͞Δ ࣮ࡍʹૢ࡞  ͯ͠ಈ࡞֬ೝ ಈ͔ͳ͔ͬͨΒ  मਖ਼

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େମͷྲྀΕ ࡞Ζ͏ͱ͍ͯ͠Δ QMVHJOύοέʔδ ࣮ݧ୆ͷ DPNQPTFSύοέʔδ ιʔείʔυ൛ DPNQPTFS pathͰrequireͤ͞Δ ࣮ࡍʹૢ࡞  ͯ͠ಈ࡞֬ೝ ಈ͔ͳ͔ͬͨΒ  मਖ਼

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ιʔείʔυ൛composer  ͷεεϝ • ޷͖ͳ͚ͩvar_dumpσόοάͰ͖Δ • ελοΫτϨʔε΋ಡΈ΍͘͢ͳΔ • ࠷ޙ͸ιʔείʔυΛಡ·͟ΔΛಘͳ͍෦෼ ͕ଟ͍

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ιʔείʔυͷ··composer Λಈ͔͢ $ git clone git://github.com/composer/composer.git $ cd composer $ php path/to/composer.phar install --no-dev $ bin/composer --version Composer version @package_branch_alias_version@ (@package_version@) @release_date@

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composer.pharΛϏϧυ͢Δʹ͸ composer.phar͕ඞཁ • ʮ෰Λങ͍ʹߦ͘෰͕ͳ͍ʯΈ͍ͨͳ  ηϧϑϗεςΟϯάঢ়ଶ • ڀۃͷυοάϑʔσΟϯάମ੍

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େମͷྲྀΕ ࡞Ζ͏ͱ͍ͯ͠Δ QMVHJOύοέʔδ ࣮ݧ୆ͷ DPNQPTFSύοέʔδ ιʔείʔυ൛ DPNQPTFS pathͰrequireͤ͞Δ ࣮ࡍʹૢ࡞  ͯ͠ಈ࡞֬ೝ ಈ͔ͳ͔ͬͨΒ  मਖ਼

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ϓϥάΠϯͷcomposerϓϩ δΣΫτΛ࡞Δ • $ composer init • type Λ composer-plugin ʹ͢Δ • require ʹ composer-plugin-api ΛೖΕΔɻ࠷৽൛^1.0Ͱྑ͍ • Ϣχοτςετ΋ॻ͖͍ͨͳΒɺrequire-devʹ"composer/ composer"ΛՃ͑Δ • extra.classʹىಈΫϥε໊Λొ࿥

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composer.jsonͷྫ { "name": "my/plugin-package", "type": "composer-plugin", "require": { "composer-plugin-api": "^1.0" }, "require-dev": { "composer/composer": "1.2.0", "phpunit/phpunit": "^5.3" }, "autoload": { "psr-4": {"My\\": "src/"} }, "extra": { "class": "My\\Plugin" } }

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େମͷྲྀΕ ࡞Ζ͏ͱ͍ͯ͠Δ QMVHJOύοέʔδ ࣮ݧ୆ͷ DPNQPTFSύοέʔδ ιʔείʔυ൛ DPNQPTFS pathͰrequireͤ͞Δ ࣮ࡍʹૢ࡞  ͯ͠ಈ࡞֬ೝ ಈ͔ͳ͔ͬͨΒ  मਖ਼

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࣮ݧ୆ͷcomposerϓϩδΣΫ τΛ࡞Δ • ద౰ͳύεͰcomposer init͢Δ • த਎͸ۭͬΆͰ΋ϑϨʔϜϫʔΫΠϯετʔ ϧঢ়ଶͰ΋ͳΜͰ΋ྑ͍ • ϓϥάΠϯΛ࣮ࡍʹ࢖͏৔໘Λ૝ఆ

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pathͰpluginΛrequire͢Δ { "name": "my/somepj", "type": "library", "repositories": [ { "type": "path", "url": "../plugin-package" } ], "require": { "my/plugin-package": "@dev" } }

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pathϦϙδτϦͷಛੑ • ͨͩͷγϯϘϦοΫϦϯΫΛுΔ͚ͩ • ͳͷͰߋ৽͕ϦΞϧλΠϜʹ൓ө͞ΕΔ • όʔδϣϯ؅ཧ͸ແཧͳͷͰ"@dev"Λࢦఆ

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ޙ͸ͻͨ͢Βࢼߦࡨޡ

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composer = $composer; $this->io = $io; } } جຊܕ

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composer = $composer; $this->io = $io; } public static function getSubscribedEvents() { return array( 'post-autoload-dump' => 'onPostAutoloadDump', ); } public function onPostAutoloadDump(Event $ev) { $this->io->write('onPostAutoloadDump'); } } Πϕϯτϋϯυϥܕ ΠϯλʔϑΣʔεΛҰͭ௥Ճ ϑοΫ͢ΔΠϕϯτΛྻڍ ࣮ߦ͞ΕΔॲཧͷຊମ

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composer = $composer; $this->io = $io; } public function getCapabilities() { return array( 'Composer\Plugin\Capability\CommandProvider' => 'My\Commands', ); } } αϒίϚϯυܕ ΠϯλʔϑΣʔεΛҰͭ௥Ճ $PNNBOEҰཡΛ  ද͢ΫϥεΛઃఆ

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setName('hello'); } protected function execute(InputInterface $input, OutputInterface $output) { $output->writeln('Hello, world!!'); } } αϒίϚϯυܕ(3) TZNGPOZDPOTPMF ͷίϚϯυΛ࡞Δͷͱ ͍͍ͩͨಉ͡

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͓֮͑ͯ͘ͱྑ͍΋ͷ • ϓϥάΠϯ͸ComposerຊମͱಉҰϓϩηεͰಈ࡞ • ෇ਵ͢ΔϥΠϒϥϦ࢖͍์୊ • symfony/console, ﬁnder, json-schema... • require͠ͳͯ͘Α͍ • composer.jsonͩͬͯಡΊΔͧ

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ϓϥάΠϯ։ൃͷ όουϊ΢ϋ΢

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ʊਓਓਓਓਓਓʊ ʼɹҙຯෆ໌ɹʻ ʉY^Y^Y^Y^Yʉ

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Τϥʔ͕ҙຯෆ໌ • composer͸ඪ४ͷΤϥʔϋϯυϥ͕๫ྗత • E_NOTICE/E_DEPRECATEDͳͲͷΤϥʔ͕શ ͯϒϥοΫϗʔϧͷΑ͏ʹٵ͍ࠐ·Εɺ ErrorExceptionʹม׵͞ΕΔ • ελοΫτϨʔε͘ΕΑʂʂ

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։ൃத͚ͩॻ͖׵͑ͯ͠·͑ src/Composer/Util/ErrorHandler.php //... public static function register(IOInterface $io = null) { // set_error_handler(array(__CLASS__, 'handle')); error_reporting(E_ALL | E_STRICT); self::$io = $io; }

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Τϥʔͷى͖ͨߦ͕  Θ͔Δ…ʂʂ

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༨ஊͰ͚͢Ͳ • set_error_handler(...); ͢Δͱ͖͸ୈೋҾ਺ࢦ ఆ͠·͠ΐ͏Ͷ • શΤϥʔΛϒϥοΫϗʔϧͷΑ͏ʹٵ͍ࠐΉ ͷ͸ catch (\Exception $e) ͱಉ͡…ʂ • Pokémon Catching (CATCH 'EM ALL)

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͋ͱ͸ࠔͬͨΒ • ιʔεΛಡΉ • composerଆʹvar_dumpΔ • ଞͷϓϥάΠϯΛpackagistͰ୳ͯ͠ιʔεΛಡΉ • σόοΨͰݟΔ  (cliπʔϧͳͷͰphpdbg͕࢖͍΍͍͢)

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(͜͜·Ͱલஔ͖)

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ͦΖͦΖ ຊ୊

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๯಄ͷεϥΠυΛ ͍֮͑ͯ·͔͢ʁ

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Composerͱ͸Կ͔ʁ

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ϥΠϒϥϦͷ  ґଘؔ܎ղܾπʔϧ

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ͦΕ͚ͩʁ • ϓϥάΠϯΛݟΔͱɺଞʹ΋৭ʑͰ͖Δ͜ͱ͕Θ͔Δ • CLIπʔϧͷϑϨʔϜϫʔΫͰ΋͋Δ • λεΫϥϯφʔʹ΋ͳΔ • ։ൃπʔϧʹ΋ɺؤுΕ͹σϓϩΠπʔϧʹ΋ • ͜Ε͸ҰମԿͩʁ

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ϥΠϒϥϦͷ  ґଘؔ܎ղܾπʔϧ

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ComposerͷӅΕͨ໾ׂ • ϥΠϒϥϦΛ؅ཧ͢ΔͨΊʹ͸ʮϥΠϒϥϦʯ ͱ͸Կ͔Λఆٛ͠ͳͯ͘͸ͳΒͳ͔ͬͨ • ͦΕ͕Composer༻ޠͰݴ͏ͱ͜Ζͷ  ύοέʔδ

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ຊ౰͸ Composerͱ͸Կ͔ʁ

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ύοέʔδΛ࡞ΔͨΊͷ ϑϨʔϜϫʔΫ

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PHPʹ͓͚ΔϓϩάϥϜͷ୯Ґ 1. 1ຕͷεΫϦϓτ 2. require ʹΑΔϑΝΠϧ෼ׂ 3. ؔ਺ / ΫϥεԽ 4. ύοέʔδ 5. αʔϏε (Microservices) 8FCΞϓϦέʔγϣϯ  ϑϨʔϜϫʔΫͷର৅ $PNQPTFS͸͜͜ʹ  ఆٛΛ༩͑ͨ

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ͲΜͳෳࡶͳιϑτ΢ΣΞ΋ɺ ύοέʔδͷ֓೦ʹམͱ͠ࠐΊΔ ϝλ QBDLBHF ΂ΜΓ QBDLBHF QBDLBHF ΦϨΦϨ QBDLBHF ద౰ QBDLBHF ࡶڕ QBDLBHF ࠷ߴ QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF QBDLBHF

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զʑ͸ԿΛ࡞͍ͬͯͨͷ͔ • ύοέʔδΛ࡞͍ͬͯͨ • Composer͸ԿͰ΋ύοέʔδͱΈͳ͢ • ʮPHPͰԿ͔Λ࡞Δʯ  ʮComposerύοέʔδΛ࡞Δʯ  ͍͍ͩͨಉ͡ҙຯ

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͍·΍ Composerͱ͸Կ͔ʁ

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ϓϩδΣΫτͷશͯΛ  ঠѲ͢Δଘࡏ

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ʊਓਓਓਓਓਓਓਓʊ ʼɹcomposer.jsonɹʻ ʉY^Y^Y^Y^Y^Y^Yʉ

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൴͸ͳΜͰ΋஌͍ͬͯΔ • ύοέʔδ͕ԿͰͲ͏͍͏໾ׂͳͷ͔ • ඞཁͱ͍ͯ͠ΔϥΠϒϥϦ • ϓϩάϥϜͷىಈํ๏

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͡Ό͋ɺComposerʹدͤΑ͏

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ϓϩδΣΫτΛ೺Ѳ্ͨ͠Ͱ  ಈ࡞͢Δπʔϧ • ComposerϓϥάΠϯܗࣜͳΒ࣮ݱ͠΍͍͢ • ࠓޙɺWebΞϓϦέʔγϣϯϑϨʔϜϫʔΫ ΍։ൃπʔϧ΋ɺcomposerϓϥάΠϯͷܗࣜ ͕૿͑Δ͔΋ɻ

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·ͱΊ • Composer͸ύοέʔδͷϑϨʔϜϫʔΫͩ • composer.jsonʹ৘ใΛू໿͠ɺશͯཧղ͞ ͤɺͦͷ্Ͱ։ൃ͢Δ • ·ͣ͸scriptsΛ࡞ͬͯΈͯʂ • ͦͷ্ͰϓϥάΠϯԽͯ͠ΈΔͱ͍͍Α