143 lines
4.8 KiB
PHP
143 lines
4.8 KiB
PHP
<?php
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/*
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* This file is part of Composer.
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*
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* (c) Nils Adermann <naderman@naderman.de>
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* Jordi Boggiano <j.boggiano@seld.be>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Composer\Command;
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use Symfony\Component\Console\Input\InputInterface;
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use Symfony\Component\Console\Input\InputArgument;
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use Symfony\Component\Console\Output\OutputInterface;
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use Composer\Repository\CompositeRepository;
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use Composer\Repository\PlatformRepository;
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use Composer\Package\PackageInterface;
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use Composer\Package\AliasPackage;
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use Composer\Factory;
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/**
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* @author Robert Schönthal <seroscho@googlemail.com>
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*/
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class SearchCommand extends Command
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{
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protected function configure()
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{
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$this
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->setName('search')
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->setDescription('Search for packages')
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->setDefinition(array(
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new InputArgument('tokens', InputArgument::IS_ARRAY | InputArgument::REQUIRED, 'tokens to search for'),
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))
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->setHelp(<<<EOT
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The search command searches for packages by its name
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<info>php composer.phar search symfony composer</info>
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EOT
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)
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;
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}
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protected function execute(InputInterface $input, OutputInterface $output)
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{
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// init repos
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$platformRepo = new PlatformRepository;
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if ($composer = $this->getComposer(false)) {
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$localRepo = $composer->getRepositoryManager()->getLocalRepository();
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$installedRepo = new CompositeRepository(array($localRepo, $platformRepo));
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$repos = new CompositeRepository(array_merge(array($installedRepo), $composer->getRepositoryManager()->getRepositories()));
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} else {
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$defaultRepos = Factory::createDefaultRepositories($this->getIO());
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$output->writeln('No composer.json found in the current directory, showing packages from ' . implode(', ', array_keys($defaultRepos)));
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$installedRepo = $platformRepo;
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$repos = new CompositeRepository(array_merge(array($installedRepo), $defaultRepos));
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}
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$tokens = $input->getArgument('tokens');
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$packages = array();
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$maxPackageLength = 0;
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foreach ($repos->getPackages() as $package) {
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if ($package instanceof AliasPackage || isset($packages[$package->getName()])) {
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continue;
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}
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foreach ($tokens as $token) {
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if (!$score = $this->matchPackage($package, $token)) {
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continue;
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}
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if (false !== ($pos = stripos($package->getName(), $token))) {
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$name = substr($package->getPrettyName(), 0, $pos)
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. '<highlight>' . substr($package->getPrettyName(), $pos, strlen($token)) . '</highlight>'
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. substr($package->getPrettyName(), $pos + strlen($token));
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} else {
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$name = $package->getPrettyName();
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}
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$description = strtok($package->getDescription(), "\r\n");
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if (false !== ($pos = stripos($description, $token))) {
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$description = substr($description, 0, $pos)
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. '<highlight>' . substr($description, $pos, strlen($token)) . '</highlight>'
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. substr($description, $pos + strlen($token));
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}
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$packages[$package->getName()] = array(
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'name' => $name,
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'description' => $description,
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'length' => $length = strlen($package->getPrettyName()),
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'score' => $score,
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);
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$maxPackageLength = max($maxPackageLength, $length);
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continue 2;
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}
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}
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usort($packages, function ($a, $b) {
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if ($a['score'] === $b['score']) {
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return 0;
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}
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return $a['score'] > $b['score'] ? -1 : 1;
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});
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foreach ($packages as $details) {
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$extraSpaces = $maxPackageLength - $details['length'];
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$output->writeln($details['name'] . str_repeat(' ', $extraSpaces) .' <comment>:</comment> '. $details['description']);
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}
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}
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/**
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* tries to find a token within the name/keywords/description
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*
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* @param PackageInterface $package
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* @param string $token
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* @return boolean
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*/
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private function matchPackage(PackageInterface $package, $token)
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{
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$score = 0;
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if (false !== stripos($package->getName(), $token)) {
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$score += 5;
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}
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if (false !== stripos(join(',', $package->getKeywords() ?: array()), $token)) {
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$score += 3;
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}
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if (false !== stripos($package->getDescription(), $token)) {
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$score += 1;
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}
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return $score;
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}
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}
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