Added autocomplete support

Author: dantleech

src/PHPCR/Shell/Console/Application/Shell.php

@@ -106,8 +106,12 @@ private function autocompleter($text)
         $info = readline_info();
         $text = substr($info['line_buffer'], 0, $info['end']);
 
+        $list = $this->application->getHelperSet()->get('phpcr')->getSession()->autocomplete($text);
+        return $list;
+        
+
         if ($info['point'] !== $info['end']) {
-            return true;
+            return false;
         }
 
         // task name?
@@ -119,12 +123,12 @@ private function autocompleter($text)
         try {
             $command = $this->application->find(substr($text, 0, strpos($text, ' ')));
         } catch (\Exception $e) {
-            return true;
+            return false;
         }
 
         $list = array('--help');
         foreach ($command->getDefinition()->getOptions() as $option) {
-            $list[] = '--'.$option->getName();
+            $list[] = '--' . $option->getName();
         }
 
         return $list;

src/PHPCR/Shell/Console/Application/ShellApplication.php

@@ -45,8 +45,9 @@ public function __construct(SessionInterface $session)
             ->setName('ls')
             ->setDescription('Alias for dump')
         );
-        $this->get('ls')
-            ->getDefinition()->getArgument('identifier')->setDefault(null);
+        $ls = $this->get('ls');
+        $ls->getDefinition()->getArgument('identifier')->setDefault(null);
+
         $this->add($this->wrap(new NodeMoveCommand())
             ->setName('mv')
         );

src/PHPCR/Shell/PhpcrSession.php

@@ -4,6 +4,8 @@
 
 use PHPCR\SessionInterface;
 use PHPCR\CredentialsInterface;
+use PHPCR\Util\PathHelper;
+use PHPCR\PathNotFoundException;
 
 class PhpcrSession implements SessionInterface
 {
@@ -20,6 +22,48 @@ public function setCwd($cwd)
         $this->cwd = $cwd;
     }
 
+    public function autocomplete($text)
+    {
+        // get last string
+        if (!preg_match('&^(.+) &', $text, $matches)) {
+            return false;
+        }
+
+        $path = $matches[1];
+
+        if (substr($path, 0, 1) == '/') {
+            $parentPath = PathHelper::getParentPath($path);
+            try {
+                $node = $this->getNode($parentPath);
+                $list = array();
+                foreach ($node->getNodes() as $path => $node) {
+                    $list[] = substr($parentPath, 1) . '/' . $path;
+                }
+
+                return $list;
+            } catch (PathNotFoundException $e) {
+                return false;
+            }
+        } else {
+            $cwd = $this->getCwd();
+            try {
+                $node = $this->getNode($cwd);
+                $list = array();
+                foreach ($node->getNodes() as $path => $node) {
+                    if ($this->getCwd() == '/') {
+                        $list[] = $path;
+                    } else {
+                        $list[] = $path;
+                    }
+                }
+
+                return $list;
+            } catch (PathNotFoundException $e) {
+                return false;
+            }
+        }
+    }
+
     public function chdir($path)
     {
         $cwd = $this->getCwd();