function Plugin::preAutoloadDump

Same name in this branch

11.1.x vendor/tbachert/spi/src/Composer/Plugin.php \Nevay\SPI\Composer\Plugin::preAutoloadDump()

File

vendor/php-http/discovery/src/Composer/Plugin.php, line 369

Class

Plugin: Auto-installs missing implementations.

Namespace

Http\Discovery\Composer

Code

public function preAutoloadDump(Event $event) {
    $filesystem = new Filesystem();
    // Double realpath() on purpose, see https://bugs.php.net/72738
    $vendorDir = $filesystem->normalizePath(realpath(realpath($event->getComposer()
        ->getConfig()
        ->get('vendor-dir'))));
    $filesystem->ensureDirectoryExists($vendorDir . '/composer');
    $pinned = $event->getComposer()
        ->getPackage()
        ->getExtra()['discovery'] ?? [];
    $candidates = [];
    $allInterfaces = array_merge(...array_values(self::INTERFACE_MAP));
    foreach ($pinned as $abstraction => $class) {
        if (isset(self::INTERFACE_MAP[$abstraction])) {
            $interfaces = self::INTERFACE_MAP[$abstraction];
        }
        elseif (false !== ($k = array_search($abstraction, $allInterfaces, true))) {
            $interfaces = [
                $allInterfaces[$k],
            ];
        }
        else {
            throw new \UnexpectedValueException(sprintf('Invalid "extra.discovery" pinned in composer.json: "%s" is not one of ["%s"].', $abstraction, implode('", "', array_keys(self::INTERFACE_MAP))));
        }
        foreach ($interfaces as $interface) {
            $candidates[] = sprintf("case %s: return [['class' => %s]];\n", var_export($interface, true), var_export($class, true));
        }
    }
    $file = $vendorDir . '/composer/GeneratedDiscoveryStrategy.php';
    if (!$candidates) {
        if (file_exists($file)) {
            unlink($file);
        }
        return;
    }
    $candidates = implode('            ', $candidates);
    $code = <<<EOPHP
<?php

namespace Http\\Discovery\\Strategy;

class GeneratedDiscoveryStrategy implements DiscoveryStrategy
{
    public static function getCandidates(\$type)
    {
        switch (\$type) {
            {<span class="php-variable">$candidates</span>}
            default: return [];
        }
    }
}

EOPHP;
    if (!file_exists($file) || $code !== file_get_contents($file)) {
        file_put_contents($file, $code);
    }
    $rootPackage = $event->getComposer()
        ->getPackage();
    $autoload = $rootPackage->getAutoload();
    $autoload['classmap'][] = $vendorDir . '/composer/GeneratedDiscoveryStrategy.php';
    $rootPackage->setAutoload($autoload);
}