Use default configs, where applicable, in init

src/Composer/Command/InitCommand.php

@@ -154,11 +154,12 @@ EOT
         $git = $this->getGitConfig();
         $io = $this->getIO();
         $formatter = $this->getHelperSet()->get('formatter');
+        $config = Factory::createConfig($io);
+        $defaults = $config->get('defaults');
         
         // initialize repos if configured
         $repositories = $input->getOption('repository');
         if ($repositories) {
-            $config = Factory::createConfig($io);
             $repos = array(new PlatformRepository);
             foreach ($repositories as $repo) {
                 $repos[] = RepositoryFactory::fromString($io, $config, $repo);
@@ -191,7 +192,9 @@ EOT
             $name = basename($cwd);
             $name = preg_replace('{(?:([a-z])([A-Z])|([A-Z])([A-Z][a-z]))}', '\\1\\3-\\2\\4', $name);
             $name = strtolower($name);
-            if (isset($git['github.user'])) {
+            if ( isset($defaults['vendor']) ) {
+                $name = $defaults['vendor'] . '/' . $name;
+            } elseif (isset($git['github.user'])) {
                 $name = $git['github.user'] . '/' . $name;
             } elseif (!empty($_SERVER['USERNAME'])) {
                 $name = $_SERVER['USERNAME'] . '/' . $name;
@@ -240,7 +243,9 @@ EOT
         $input->setOption('description', $description);
 
         if (null === $author = $input->getOption('author')) {
-            if (isset($git['user.name']) && isset($git['user.email'])) {
+            if ( isset($defaults['author']) && isset($defaults['author']['name']) && isset($defaults['author']['email']) ) {
+                $author = sprintf('%s <%s>', $defaults['author']['name'], $defaults['author']['email']);
+            } elseif (isset($git['user.name']) && isset($git['user.email'])) {
                 $author = sprintf('%s <%s>', $git['user.name'], $git['user.email']);
             }
         }
@@ -291,7 +296,12 @@ EOT
         );
         $input->setOption('type', $type);
 
-        $license = $input->getOption('license') ?: false;
+        if (null === $license = $input->getOption('license')) {
+            if ( isset($defaults['license']) ) {
+                $license = $defaults['license'];
+            }
+        }
+
         $license = $io->ask(
             'License [<comment>'.$license.'</comment>]: ',
             $license