#!/usr/bin/env php

<?php

// This script reads the project composer.lock file to generate

// clear license details for our PHP dependencies.

declare(strict_types=1);

require "gen-licenses-shared.php";

$rootPath = dirname(__DIR__, 2);

$outputPath = "{$rootPath}/dev/licensing/php-library-licenses.txt";

$composerLock = json_decode(file_get_contents($rootPath . "/composer.lock"));

$outputSeparator = "\n-----------\n";

$packages = $composerLock->packages;

$packageOutput = array_map(packageToOutput(...), $packages);

$licenseInfo = implode($outputSeparator, $packageOutput) . "\n";

file_put_contents($outputPath, $licenseInfo);

echo "License information written to {$outputPath}\n";

echo implode("\n", getWarnings()) . "\n";

function packageToOutput(stdClass $package) : string {

global $rootPath;

$output = ["{$package->name}"];

$licenses = is_array($package->license) ? $package->license : [$package->license];

$output[] = "License: " . implode(' ', $licenses);

$packagePath = "{$rootPath}/vendor/{$package->name}/package.json";

$licenseFile = findLicenseFile($package->name, $packagePath);

if ($licenseFile) {

$relLicenseFile = str_replace("{$rootPath}/", '', $licenseFile);

$output[] = "License File: {$relLicenseFile}";

$copyright = findCopyright($licenseFile);

if ($copyright) {

$output[] = "Copyright: {$copyright}";

} else {

warn("Package {$package->name}: no copyright found in its license");

}

}

$source = $package->source->url;

if ($source) {

$output[] = "Source: {$source}";

}

$link = $package->homepage ?? $package->source->url ?? '';

if ($link) {

$output[] = "Link: {$link}";

}

return implode("\n", $output);

}