add ExecCmd and Tempdir
[pharext/pharext] / src / pharext / Packager.php
index 4379bb6ee093c78ed63bfa19776ffbf0e49707ba..d66e83b51783c933082853d9bd8528a3dcc952ad 100644 (file)
@@ -3,17 +3,16 @@
 namespace pharext;
 
 use Phar;
+use PharData;
+use pharext\Cli\Args as CliArgs;
+use pharext\Cli\Command as CliCommand;
 
 /**
  * The extension packaging command executed by bin/pharext
  */
 class Packager implements Command
 {
-       /**
-        * Command line arguments
-        * @var pharext\CliArgs
-        */
-       private $args;
+       use CliCommand;
        
        /**
         * Extension source directory
@@ -21,6 +20,12 @@ class Packager implements Command
         */
        private $source;
        
+       /**
+        * Cleanups
+        * @var array
+        */
+       private $cleanup = [];
+       
        /**
         * Create the command
         */
@@ -32,24 +37,41 @@ class Packager implements Command
                                CliArgs::OPTIONAL|CliArgs::SINGLE|CliArgs::NOARG],
                        ["q", "quiet", "Less output",
                                CliArgs::OPTIONAL|CliArgs::SINGLE|CliArgs::NOARG],
+                       ["n", "name", "Extension name",
+                               CliArgs::REQUIRED|CliArgs::SINGLE|CliArgs::REQARG],
+                       ["r", "release", "Extension release version",
+                               CliArgs::REQUIRED|CliArgs::SINGLE|CliArgs::REQARG],
                        ["s", "source", "Extension source directory",
                                CliArgs::REQUIRED|CliArgs::SINGLE|CliArgs::REQARG],
-                       ["g", "git", "Use `git ls-files` instead of the standard ignore filter",
+                       ["g", "git", "Use `git ls-tree` to determine file list",
                                CliArgs::OPTIONAL|CliArgs::SINGLE|CliArgs::NOARG],
-                       ["p", "pecl", "Use PECL package.xml instead of the standard ignore filter",
+                       ["p", "pecl", "Use PECL package.xml to determine file list, name and release",
                                CliArgs::OPTIONAL|CliArgs::SINGLE|CliArgs::NOARG],
                        ["d", "dest", "Destination directory",
                                CliArgs::OPTIONAL|CliArgs::SINGLE|CliArgs::REQARG,
                                "."],
-                       ["n", "name", "Extension name",
-                               CliArgs::REQUIRED|CliArgs::SINGLE|CliArgs::REQARG],
-                       ["r", "release", "Extension release version",
-                               CliArgs::REQUIRED|CliArgs::SINGLE|CliArgs::REQARG],
                        ["z", "gzip", "Create additional PHAR compressed with gzip",
                                CliArgs::OPTIONAL|CliArgs::SINGLE|CliArgs::NOARG],
                        ["Z", "bzip", "Create additional PHAR compressed with bzip",
                                CliArgs::OPTIONAL|CliArgs::SINGLE|CliArgs::NOARG],
-]);
+                       ["S", "sign", "Sign the PHAR with a private key",
+                               CliArgs::OPTIONAL|CliArgs::SINGLE|CliArgs::REQARG],
+                       [null, "signature", "Dump signature",
+                               CliArgs::OPTIONAL|CliArgs::SINGLE|CliArgs::NOARG|CliArgs::HALT],
+               ]);
+       }
+       
+       /**
+        * Perform cleaniup
+        */
+       function __destruct() {
+               foreach ($this->cleanup as $cleanup) {
+                       if (is_dir($cleanup)) {
+                               $this->rm($cleanup);
+                       } else {
+                               unlink($cleanup);
+                       }
+               }
        }
        
        /**
@@ -57,116 +79,242 @@ class Packager implements Command
         * @see \pharext\Command::run()
         */
        public function run($argc, array $argv) {
+               $errs = [];
                $prog = array_shift($argv);
                foreach ($this->args->parse(--$argc, $argv) as $error) {
-                       $this->error("%s\n", $error);
+                       $errs[] = $error;
                }
                
                if ($this->args["help"]) {
-                       $this->args->help($prog);
+                       $this->header();
+                       $this->help($prog);
                        exit;
                }
-               
-               if ($this->args["source"]) {
-                       if ($this->args["pecl"]) {
-                               $this->source = new PeclSourceDir($this, $this->args["source"]);
-                       } elseif ($this->args["git"]) {
-                               $this->source = new GitSourceDir($this, $this->args["source"]);
-                       } else {
-                               $this->source = new FilteredSourceDir($this, $this->args["source"]);
+               if ($this->args["signature"]) {
+                       exit($this->signature($prog));
+               }
+
+               try {
+                       /* source needs to be evaluated before CliArgs validation, 
+                        * so e.g. name and version can be overriden and CliArgs 
+                        * does not complain about missing arguments
+                        */
+                       if ($this->args["source"]) {
+                               $source = $this->localize($this->args["source"]);
+                               if ($this->args["pecl"]) {
+                                       $this->source = new SourceDir\Pecl($this, $source);
+                               } elseif ($this->args["git"]) {
+                                       $this->source = new SourceDir\Git($this, $source);
+                               } else {
+                                       $this->source = new SourceDir\Pharext($this, $source);
+                               }
                        }
+               } catch (\Exception $e) {
+                       $errs[] = $e->getMessage();
                }
                
                foreach ($this->args->validate() as $error) {
-                       $this->error("%s\n", $error);
+                       $errs[] = $error;
                }
                
-               if (isset($error)) {
+               if ($errs) {
+                       if (!$this->args["quiet"]) {
+                               if (!headers_sent()) {
+                                       /* only display header, if we didn't generate any output yet */
+                                       $this->header();
+                               }
+                       }
+                       foreach ($errs as $err) {
+                               $this->error("%s\n", $err);
+                       }
+                       printf("\n");
                        if (!$this->args["quiet"]) {
-                               $this->args->help($prog);
+                               $this->help($prog);
                        }
                        exit(1);
                }
                
                $this->createPackage();
        }
-       
+
        /**
-        * @inheritdoc
-        * @see \pharext\Command::getArgs()
+        * Dump program signature
+        * @param string $prog
+        * @return int exit code
         */
-       public function getArgs() {
-               return $this->args;
+       function signature($prog) {
+               try {
+                       $sig = (new Phar(Phar::running(false)))->getSignature();
+                       printf("%s signature of %s\n%s", $sig["hash_type"], $prog, 
+                               chunk_split($sig["hash"], 64, "\n"));
+                       return 0;
+               } catch (\Exception $e) {
+                       $this->error("%s\n", $e->getMessage());
+                       return 2;
+               }
        }
-       
+
        /**
-        * @inheritdoc
-        * @see \pharext\Command::info()
+        * Download remote source
+        * @param string $source
+        * @return string local source
         */
-       public function info($fmt) {
-               if (!$this->args->quiet) {
-                       vprintf($fmt, array_slice(func_get_args(), 1));
+       private function download($source) {
+               if ($this->args["git"]) {
+                       $this->info("Cloning %s ... ", $source);
+                       $local = new Tempdir("gitclone");
+                       $cmd = new ExecCmd("git", $this->args->verbose);
+                       $cmd->run(["clone", $source, $local]);
+                       if (!$this->args->verbose) {
+                               $this->info("OK\n");
+                       }
+               } else {
+                       $this->info("Fetching remote source %s ... ", $source);
+                       if (!$remote = fopen($source, "r")) {
+                               $this->error(null);
+                               exit(2);
+                       }
+                       $local = new Tempfile("remote");
+                       if (!stream_copy_to_stream($remote, $local->getStream())) {
+                               $this->error(null);
+                               exit(2);
+                       }
+                       $local->closeStream();
+                       $this->info("OK\n");
                }
+               
+               $this->cleanup[] = $local;
+               return $local->getPathname();
        }
-       
+
        /**
-        * @inheritdoc
-        * @see \pharext\Command::error()
+        * Extract local archive
+        * @param stirng $source
+        * @return string extracted directory
         */
-       public function error($fmt) {
-               if (!$this->args->quiet) {
-                       vfprintf(STDERR, "ERROR: $fmt", array_slice(func_get_args(), 1));
+       private function extract($source) {
+               $dest = new Tempdir("local");
+               if ($this->args->verbose) {
+                       $this->info("Extracting to %s ... ", $dest);
                }
+               $archive = new PharData($source);
+               $archive->extractTo($dest);
+               $this->info("OK\n");
+               $this->cleanup[] = $dest;
+               return $dest;
        }
-       
+
+       /**
+        * Localize a possibly remote source
+        * @param string $source
+        * @return string local source directory
+        */
+       private function localize($source) {
+               if (!stream_is_local($source)) {
+                       $source = $this->download($source);
+               }
+               if (!is_dir($source)) {
+                       $source = $this->extract($source);
+                       if ($this->args["pecl"]) {
+                               $this->info("Sanitizing PECL dir ... ");
+                               $dirs = glob("$source/*", GLOB_ONLYDIR);
+                               $files = array_diff(glob("$source/*"), $dirs);
+                               $source = current($dirs);
+                               foreach ($files as $file) {
+                                       rename($file, "$source/" . basename($file));
+                               }
+                               $this->info("OK\n");
+                       }
+               }
+               return $source;
+       }
+
        /**
         * Traverses all pharext source files to bundle
         * @return Generator
         */
        private function bundle() {
-               foreach (scandir(__DIR__) as $entry) {
-                       if (fnmatch("*.php", $entry)) {
-                               yield "pharext/$entry" => __DIR__."/$entry";
-                       }
+               $rdi = new \RecursiveDirectoryIterator(__DIR__);
+               $rii = new \RecursiveIteratorIterator($rdi);
+               for ($rii->rewind(); $rii->valid(); $rii->next()) {
+                       yield "pharext/". $rii->getSubPathname() => $rii->key();
+                       
                }
        }
-       
+
+       /**
+        * Ask for password on the console
+        * @param string $prompt
+        * @return string password
+        */
+       private function askpass($prompt = "Password:") {
+               system("stty -echo", $retval);
+               if ($retval) {
+                       $this->error("Could not disable echo on the terminal\n");
+               }
+               printf("%s ", $prompt);
+               $pass = fgets(STDIN, 1024);
+               system("stty echo");
+               if (substr($pass, -1) == "\n") {
+                       $pass = substr($pass, 0, -1);
+               }
+               return $pass;
+       }
+
        /**
         * Creates the extension phar
         */
        private function createPackage() {
                $pkguniq = uniqid();
-               $pkgtemp = sys_get_temp_dir() ."/{$pkguniq}.phar";
+               $pkgtemp = $this->tempname($pkguniq, "phar");
                $pkgdesc = "{$this->args->name}-{$this->args->release}";
        
                $this->info("Creating phar %s ...%s", $pkgtemp, $this->args->verbose ? "\n" : " ");
                try {
-                       $package = new Phar($pkgtemp, 0, "ext.phar");
+                       $package = new Phar($pkgtemp);
+
+                       if ($this->args->sign) {
+                               $this->info("\nUsing private key to sign phar ... \n");
+                               $privkey = new Openssl\PrivateKey(realpath($this->args->sign), $this->askpass());
+                               $privkey->sign($package);
+                       }
+
                        $package->startBuffering();
                        $package->buildFromIterator($this->source, $this->source->getBaseDir());
-                       $package->buildFromIterator($this->bundle());
+                       $package->buildFromIterator($this->bundle(__DIR__));
                        $package->addFile(__DIR__."/../pharext_installer.php", "pharext_installer.php");
                        $package->setDefaultStub("pharext_installer.php");
                        $package->setStub("#!/usr/bin/php -dphar.readonly=1\n".$package->getStub());
                        $package->stopBuffering();
-                       
-                       chmod($pkgtemp, 0770);
-                       if ($this->args->verbose) {
+
+                       if (!chmod($pkgtemp, 0777)) {
+                               $this->error(null);
+                       } elseif ($this->args->verbose) {
                                $this->info("Created executable phar %s\n", $pkgtemp);
                        } else {
                                $this->info("OK\n");
                        }
                        if ($this->args->gzip) {
                                $this->info("Compressing with gzip ... ");
-                               $package->compress(Phar::GZ);
-                               $this->info("OK\n");
+                               try {
+                                       $package->compress(Phar::GZ)
+                                               ->setDefaultStub("pharext_installer.php");
+                                       $this->info("OK\n");
+                               } catch (\Exception $e) {
+                                       $this->error("%s\n", $e->getMessage());
+                               }
                        }
                        if ($this->args->bzip) {
                                $this->info("Compressing with bzip ... ");
-                               $package->compress(Phar::BZ2);
-                               $this->info("OK\n");
+                               try {
+                                       $package->compress(Phar::BZ2)
+                                               ->setDefaultStub("pharext_installer.php");
+                                       $this->info("OK\n");
+                               } catch (\Exception $e) {
+                                       $this->error("%s\n", $e->getMessage());
+                               }
                        }
-                       
+
                        unset($package);
                } catch (\Exception $e) {
                        $this->error("%s\n", $e->getMessage());
@@ -178,10 +326,20 @@ class Packager implements Command
                        $pkgname = $this->args->dest ."/". basename($pkgfile);
                        $this->info("Finalizing %s ... ", $pkgname);
                        if (!rename($pkgtemp, $pkgname)) {
-                               $this->error("%s\n", error_get_last()["message"]);
+                               $this->error(null);
                                exit(5);
                        }
                        $this->info("OK\n");
+                       if ($this->args->sign && isset($privkey)) {
+                               $keyname = $this->args->dest ."/". basename($pkgfile) . ".pubkey";
+                               $this->info("Public Key %s ... ", $keyname);
+                               try {
+                                       $privkey->exportPublicKey($keyname);
+                                       $this->info("OK\n");
+                               } catch (\Exception $e) {
+                                       $this->error("%s", $e->getMessage());
+                               }
+                       }
                } 
        }
 }