231 lines
7.1 KiB
PHP
231 lines
7.1 KiB
PHP
<?php
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namespace PharLite;
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class Builder
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{
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const PHAR_TYPE_APP = "app";
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const PHAR_TYPE_WEB = "web";
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const PHAR_TYPE_LIB = "lib";
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/** @var string */
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protected $path;
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protected $manifest;
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protected $composer;
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protected $output;
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protected $pharType = self::PHAR_TYPE_LIB;
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protected $pharOpts = [];
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protected $index;
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protected $bins;
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private static $default_options = [
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'install' => false,
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];
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public function __construct($path=null, array $opts=[])
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{
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if (!$path) {
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$path = getcwd();
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}
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if (!file_exists($path."/composer.json")) {
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throw new \RuntimeException("Could not find a composer.json in {$path}");
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}
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$this->opts = array_merge(
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self::$default_options,
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$opts
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);
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}
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private function readComposer()
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{
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print_info("Parsing composer.json...");
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$json = file_get_contents("composer.json");
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$composer = json_decode($json);
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if (!isset($composer->bin) || !is_array($composer->bin)) {
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print_warn("No executable defined, building a library phar...");
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} elseif (count($composer->bin)>1) {
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print_info("More than one executable defined, using the first one as default");
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print_info(" → Using executable %s", $composer->bin[0]);
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$this->bins = $composer->bin;
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} else {
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print_info(" → Using executable %s", $composer->bin[0]);
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$this->bins = $composer->bin;
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}
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if (isset($composer->extra) && isset($composer->extra->phar)) {
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print_info(" → Found extra phar configuration");
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$this->pharOpts = (array)$composer->extra->phar;
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}
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if ($this->index) {
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$this->pharType = self::PHAR_TYPE_WEB;
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$this->output = basename($this->index,".php").".phar";
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} else {
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if (isset($composer->bin) && is_array($composer->bin)) {
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$this->pharType = self::PHAR_TYPE_APP;
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}
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$this->output = "output.phar";
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}
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print_info("Generating output %s", $this->output);
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$this->composer = $composer;
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}
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private function installComposer()
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{
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print_info("Installing dependencies...");
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passthru("composer install --no-interaction --optimize-autoloader");
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}
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private function buildManifest()
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{
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print_info("Creating manifest...");
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$manifest = new Manifest($this->path);
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// Always include the vendor directory
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print_info(" ← vendor/");
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$manifest->addDirectory("vendor");
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// Include everything from the autoload
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if (isset($this->composer->autoload)) {
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foreach ((array)$this->composer->autoload as $type=>$autoloaders) {
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if ($type == "files") {
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foreach ($autoloaders as $file) {
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print_info(" ← %s", $file);
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$manifest->addFile($file);
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}
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continue;
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}
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foreach ($autoloaders as $prefix=>$path) {
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print_info(" ← %s", $path);
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$manifest->addDirectory($path);
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}
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}
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}
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if (array_key_exists('include', $this->pharOpts)) {
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foreach ((array)$this->pharOpts['include'] as $path) {
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print_info(" ← %s", $path);
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if (substr($path,-1,1)==DIRECTORY_SEPARATOR) {
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$manifest->addDirectory($path);
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} else {
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$manifest->addFile($path);
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}
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}
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}
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$this->manifest = $manifest;
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}
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private function generateBootstrap(\Phar $phar, $type, $index=null, array $bins=[])
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{
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print_info("Generating bootstrap stub...");
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if (!$index && count($bins)==0) {
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$indexFile = '<?php require_once __DIR__."/vendor/autoload.php";';
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} elseif (count($bins)>1) {
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$indexFile = '<?php $bin=basename($argv[0],".phar"); switch($bin) {';
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for ($n = 1; $n<count($bins); $n++) {
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$indexFile.= 'case '.var_export(basename($bins[$n]),true).': require_once __DIR__."/".'.var_export($bins[$n],true).'; break;';
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}
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$indexFile.= 'case '.var_export(basename($bins[0]),true).': default: require_once __DIR__."/".'.var_export($bins[0],true).'; break;';
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$indexFile.= '}';
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$index = "bootstrap.php";
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foreach ($bins as $bin) {
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$str = file_get_contents($bin);
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$str = $this->stripShebang($str);
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$phar->addFromString($bin, $str);
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}
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} else {
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$indexFile = file_get_contents($index);
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$indexFile = $this->stripShebang($indexFile);
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$index = "bootstrap.php";
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}
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$stub = "#!/usr/bin/env php\n".$phar->createDefaultStub($index);
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$phar->addFromString($index, $indexFile);
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$phar->setStub($stub);
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}
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private function stripShebang($str)
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{
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if (strpos($str, '#!') === 0) {
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if (strpos($str, '#!/usr/bin/env php') === 0) {
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$str = substr($str,strpos($str, "<?"));
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}
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}
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return $str;
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}
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private function writeMetadata(\Phar $phar, array $metadata=[])
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{
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$metadata = array_merge([
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'phar.generator' => "PharLite/".PHARLITE_VERSION." (PHP/".PHP_VERSION.")",
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'phar.type' => $this->pharType,
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'package.name' => isset($this->composer->name)?$this->composer->name:null,
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'package.version' => isset($this->composer->version)?$this->composer->version:null,
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], $metadata);
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print_info("Writing metadata:\n%s", json_encode($metadata, JSON_UNESCAPED_SLASHES|JSON_PRETTY_PRINT));
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$phar->setMetadata($metadata);
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}
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public function build()
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{
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$this->readComposer();
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if ($this->opts['install']) {
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$this->installComposer();
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}
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$this->buildManifest();
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print_info("Adding files...");
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$phar = new \Phar($this->output);
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$total = count($this->manifest);
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$pcf = 100 / $total;
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$bw = 40;
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$pbf = $bw / $total;
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$index = 0;
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foreach ($this->manifest as $object) {
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// printf(" %s: %s\n", $object->getFilename(), $object->getLocalName());
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$object->addToPhar($phar);
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if (posix_isatty(STDOUT) && ($index++ % 25 == 0)) {
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$pc = $pcf * $index;
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$pb = round($pbf * $index);
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printf("\r[%s%s] %.1f%%", str_repeat("=",$pb), str_repeat(" ",$bw-$pb), $pc);
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}
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}
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if (posix_isatty(STDOUT)) {
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printf("\r\e[2K");
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}
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print_info("Added %d files!", $index);
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$this->generateBootstrap($phar, $this->pharType, $this->index, $this->bins);
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$this->writeMetadata($phar, (array)(array_key_exists('metadata',$this->pharOpts)?$this->pharOpts['metadata']:[]));
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chmod($this->output, 0777);
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}
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}
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