mirror of
https://github.com/danog/docker-php-extension-installer.git
synced 2024-12-02 17:38:21 +01:00
413 lines
12 KiB
PHP
Executable File
413 lines
12 KiB
PHP
Executable File
#!/usr/bin/env php
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<?php
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set_error_handler(
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static function ($errno, $errstr, $errfile, $errline) {
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$msg = "Error {$errno}: {$errstr}\n";
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if ($errfile) {
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$msg .= "File: {$errfile}\n";
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if ($errline) {
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$msg .= "Line: {$errline}\n";
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}
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}
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throw new RuntimeException($msg);
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},
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-1
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);
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try {
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if (!isset($argv[1]) || isset($argv[2]) || !preg_match('/^\w+$/', $argv[1]) || in_array('-h', $argv, true) || in_array('--help', $argv, true)) {
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echo "Syntax: {$argv[0]} <extension>\n";
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exit(in_array('-h', $argv, true) || in_array('--help', $argv, true) ? 0 : 1);
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}
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define('TMP_DIR', __DIR__ . '/tmp');
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if (!is_dir(TMP_DIR)) {
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mkdir(TMP_DIR);
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}
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echo "# FETCHING DATA\n";
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echo 'Retrieving package versions... ';
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$versions = listPackageVersions($argv[1]);
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$numVersions = count($versions);
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echo "done.\n";
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$versionInfos = [];
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$versionCount = 0;
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foreach ($versions as $version) {
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$versionCount++;
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echo "Inspecting version {$version} [{$versionCount}/{$numVersions}]... ";
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$versionInfos[] = inspectPackageVersion($argv[1], $version);
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echo "done.\n";
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}
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echo "# PHP VERSION COMPATIBILITY LIST\n";
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$instance = null;
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foreach ($versionInfos as $versionInfo) {
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if ($instance === null || !$instance->isCompatibleWith($versionInfo)) {
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if ($instance !== null) {
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echo $instance, "\n";
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}
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$instance = new CompatiblePHPVersions($versionInfo->getMinPHPVersion(), $versionInfo->getMaxPHPVersion());
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}
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$instance->addVersion($versionInfo->getVersion());
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}
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if ($instance !== null) {
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echo $instance, "\n";
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}
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echo "# CONFIGURATION OPTIONS\n";
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$instance = null;
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foreach ($versionInfos as $versionInfo) {
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if ($instance === null || !$instance->isCompatibleWith($versionInfo)) {
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if ($instance !== null) {
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echo $instance, "\n";
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}
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$instance = new CompatibleConfigurationOptions($versionInfo->getConfigureOptions());
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}
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$instance->addVersion($versionInfo->getVersion());
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}
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if ($instance !== null) {
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echo $instance, "\n";
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}
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} catch (RuntimeException $x) {
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echo $x->getMessage(), "\n";
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exit(1);
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}
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/**
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* @return string[]
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*/
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function listPackageVersions(string $package): array
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{
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$cachedDir = TMP_DIR;
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$cachedFile = "{$cachedDir}/{$package}.xml";
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if (is_file($cachedFile) && filemtime($cachedFile) > (time() - 1800)) {
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return listPackageVersionsXml($package, file_get_contents($cachedFile));
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}
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try {
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$xml = file_get_contents("https://pecl.php.net/rest/r/{$package}/allreleases.xml");
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} catch (RuntimeException $x) {
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if (strpos($x->getMessage(), '404 Not Found') !== false) {
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throw new RuntimeException("Invalid PECL package name or no versions available for {$package}");
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}
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throw $x;
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}
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$versions = listPackageVersionsXml($package, $xml);
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if (!is_dir($cachedDir)) {
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mkdir($cachedDir, 0777, true);
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}
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file_put_contents($cachedFile, $xml);
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return $versions;
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}
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function listPackageVersionsXml(string $package, string $xml): array
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{
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$dom = new DOMDocument();
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if (!$dom->loadXML($xml)) {
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throw new RuntimeException('Failed to parse the downloaded XML data.');
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}
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$xpath = new DOMXPath($dom);
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$xpath->registerNamespace('v', 'http://pear.php.net/dtd/rest.allreleases');
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$versionNodes = $xpath->query('/v:a/v:r/v:v');
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if ($versionNodes->count() === 0) {
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throw new RuntimeException("No versions available for {$package}");
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}
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$versions = [];
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foreach ($versionNodes as $versionNode) {
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$versions[] = $versionNode->nodeValue;
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}
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usort($versions, 'version_compare');
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return $versions;
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}
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function inspectPackageVersion(string $package, string $version): PackageVersionInfo
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{
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$cachedDir = TMP_DIR . "/{$package}";
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$cachedFile = "{$cachedDir}/{$version}.xml";
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if (is_file($cachedFile)) {
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return inspectPackageVersionXml($package, $version, $cachedFile);
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}
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$tgzFile = tempnam(sys_get_temp_dir(), 'dpx');
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try {
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file_put_contents($tgzFile, file_get_contents("https://pecl.php.net/get/{$package}-{$version}.tgz"));
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$archive = new PharData($tgzFile);
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$archive->decompress('tar');
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$tarFile = preg_replace('/\.\w+$/', '.tar', $tgzFile);
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try {
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$extractedDir = preg_replace('/\.tar$/', '.decompressed', $tarFile);
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mkdir($extractedDir);
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try {
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try {
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$archive->extractTo($extractedDir, 'package2.xml');
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rename("{$extractedDir}/package2.xml", "{$extractedDir}/package.xml");
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} catch (PharException $x) {
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$archive->extractTo($extractedDir, 'package.xml');
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}
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try {
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$info = inspectPackageVersionXml($package, $version, "{$extractedDir}/package.xml");
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if (!is_dir($cachedDir)) {
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mkdir($cachedDir, 0777, true);
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}
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copy("{$extractedDir}/package.xml", $cachedFile);
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} finally {
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unlink("{$extractedDir}/package.xml");
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}
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} finally {
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rmdir($extractedDir);
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}
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} finally {
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unlink($tarFile);
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}
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} finally {
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unlink($tgzFile);
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}
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return $info;
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}
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function inspectPackageVersionXml(string $package, string $version, string $xmlFile): PackageVersionInfo
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{
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$dom = new DOMDocument();
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if (!$dom->loadXML(file_get_contents($xmlFile))) {
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throw new RuntimeException("Failed to parse the downloaded package.xml file located at {$xmlFile}.");
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}
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$xpath = new DOMXPath($dom);
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$xpath->registerNamespace('v2', 'http://pear.php.net/dtd/package-2.0');
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if ($xpath->query('/v2:package/v2:dependencies')->count() === 1) {
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$ns = 'v2:';
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} elseif ($xpath->query('/package/release/version')->count() === 1) {
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$ns = '';
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} else {
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throw new RuntimeException('Unsupported namespace');
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}
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$minPHPVersionNodes = $xpath->query("/{$ns}package/{$ns}dependencies/{$ns}required/{$ns}php/{$ns}min");
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$maxPHPVersionNodes = $xpath->query("/{$ns}package/{$ns}dependencies/{$ns}required/{$ns}php/{$ns}max");
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$info = new PackageVersionInfo(
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$version,
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$minPHPVersionNodes->count() === 0 ? '' : $minPHPVersionNodes[0]->nodeValue,
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$maxPHPVersionNodes->count() === 0 ? '' : $maxPHPVersionNodes[0]->nodeValue
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);
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foreach ($xpath->query("/{$ns}package/{$ns}extsrcrelease/{$ns}configureoption") as $configureOptionNode) {
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$info->addConfigureOption(new PackageConfigureOption(
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$configureOptionNode->getAttribute('name'),
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$configureOptionNode->getAttribute('prompt'),
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$configureOptionNode->hasAttribute('default') ? $configureOptionNode->getAttribute('default') : null
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));
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}
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return $info;
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}
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class PackageVersionInfo
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{
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private string $version;
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private string $minPHPVersion;
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private string $maxPHPVersion;
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private array $configureOptions = [];
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public function __construct(string $version, string $minPHPVersion, string $maxPHPVersion = '')
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{
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$this->version = $version;
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$this->minPHPVersion = $minPHPVersion;
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$this->maxPHPVersion = $maxPHPVersion;
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}
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public function getVersion(): string
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{
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return $this->version;
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}
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public function getMinPHPVersion(): string
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{
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return $this->minPHPVersion;
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}
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public function getMaxPHPVersion(): string
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{
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return $this->maxPHPVersion;
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}
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/**
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* @return $this
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*/
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public function addConfigureOption(PackageConfigureOption $value): self
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{
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$this->configureOptions[] = $value;
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return $this;
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}
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/**
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* @return PackageConfigureOption[]
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*/
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public function getConfigureOptions(): array
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{
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return $this->configureOptions;
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}
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}
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class PackageConfigureOption
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{
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private string $name;
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private string $prompt;
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private ?string $default;
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public function __construct(string $name, string $prompt, ?string $default = null)
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{
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$this->name = $name;
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$this->prompt = $prompt;
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$this->default = $default;
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}
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public function __toString(): string
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{
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$result = "{$this->getName()} \"{$this->getPrompt()}\"";
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if ($this->getDefault() !== null) {
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$result .= " [{$this->getDefault()}]";
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}
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return $result;
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}
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public function getName(): string
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{
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return $this->name;
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}
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public function getPrompt(): string
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{
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return $this->prompt;
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}
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public function getDefault(): ?string
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{
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return $this->default;
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}
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}
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class CompatiblePHPVersions
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{
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private string $minPHPVersion;
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private string $maxPHPVersion;
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private array $versions = [];
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public function __construct(string $minPHPVersion, string $maxPHPVersion)
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{
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$this->minPHPVersion = $minPHPVersion;
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$this->maxPHPVersion = $maxPHPVersion;
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}
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public function __toString(): string
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{
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$versions = $this->getVersions();
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return implode("\n", [
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"- Package versions: {$versions[0]}" . (isset($versions[1]) ? ' -> ' . $versions[count($versions) - 1] : ''),
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" - Min PHP version: {$this->getMinPHPVersion()}",
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" - Max PHP version: {$this->getMaxPHPVersion()}",
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]);
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}
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public function getMinPHPVersion(): string
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{
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return $this->minPHPVersion;
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}
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public function getMaxPHPVersion(): string
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{
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return $this->maxPHPVersion;
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}
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/**
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* @return $this
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*/
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public function addVersion(string $value): self
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{
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$this->versions[] = $value;
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return $this;
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}
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/**
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* @return string[]
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*/
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public function getVersions(): array
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{
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return $this->versions;
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}
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public function isCompatibleWith(PackageVersionInfo $info): bool
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{
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return $this->getMinPHPVersion() === $info->getMinPHPVersion() && $this->getMaxPHPVersion() === $info->getMaxPHPVersion();
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}
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}
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class CompatibleConfigurationOptions
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{
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/**
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* @var PackageConfigureOption[]
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*/
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private array $configureOptions = [];
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private array $versions = [];
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public function __construct(array $configureOptions)
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{
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$this->configureOptions = $configureOptions;
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}
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public function __toString(): string
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{
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$versions = $this->getVersions();
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$lines = [
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"- Package versions: {$versions[0]}" . (isset($versions[1]) ? ' -> ' . $versions[count($versions) - 1] : ''),
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];
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$options = $this->getConfigureOptions();
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if ($options === []) {
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$lines[] = ' <no options>';
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} else {
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foreach ($options as $index => $option) {
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$lines[] = $index + 1 . ') ' . (string) $option;
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}
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}
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return implode("\n", $lines);
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}
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/**
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* @return PackageConfigureOption[]
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*/
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public function getConfigureOptions(): array
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{
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return $this->configureOptions;
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}
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/**
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* @return $this
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*/
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public function addVersion(string $value): self
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{
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$this->versions[] = $value;
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return $this;
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}
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/**
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* @return string[]
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*/
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public function getVersions(): array
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{
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return $this->versions;
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}
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public function isCompatibleWith(PackageVersionInfo $info): bool
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{
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return $this->getConfigureOptions() == $info->getConfigureOptions();
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}
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}
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