More boring work

Author: castarco

src/Installer/Installer.php

@@ -52,12 +52,39 @@ public function install($installPath = null)
         }
 
         $this->system->ensurePath($installPath);
+        $this->executeComposerCommand($installPath);
+
+        $this->installKernel();
     }
 
     /**
      * @return string
      */
-    public abstract function getInstallPath();
+    protected abstract function getInstallPath();
+
+    /**
+     *
+     */
+    protected abstract function installKernel();
+
+    /**
+     * @param string $installPath
+     */
+    protected function executeComposerCommand($installPath)
+    {
+        $composerStatus = 0;
+
+        echo "\n";
+        passthru(
+            $this->composerCmd.' --working-dir="'.$installPath.'" create-project dawehner/jupyter-php pkgs',
+            $composerStatus
+        );
+        echo "\n";
+
+        if ($composerStatus !== 0) {
+            throw new \RuntimeException('Error while trying to download Jupyter-PHP dependencies with Composer.');
+        }
+    }
 
     /**
      * Installer constructor.

src/Installer/LinuxInstaller.php

@@ -22,7 +22,7 @@ public function __construct(UnixSystem $system, $composerCmd)
     /**
      * @return string
      */
-    public function getInstallPath()
+    protected function getInstallPath()
     {
         $currentUser = $this->system->getCurrentUser();
 
@@ -32,4 +32,26 @@ public function getInstallPath()
             return $this->system->getCurrentUserHome().'/.jupyter-php';
         }
     }
+
+    /**
+     *
+     */
+    protected function installKernel()
+    {
+        $kernelDef = json_encode([
+            'argv' => ['php', $this->getInstallPath().'/pkgs/src/kernel.php', '{connection_file}'],
+            'display_name' => 'PHP',
+            'language' => 'php',
+            'env' => new \Stdclass
+        ]);
+
+        $currentUser = $this->system->getCurrentUser();
+
+        $kernelSpecPath = ('root' === $currentUser) ?
+            '/usr/local/share/jupyter/kernels/jupyter-php' :
+            $this->system->getCurrentUserHome().'/.local/share/jupyter/kernels/jupyter-php';
+
+        $this->system->ensurePath($kernelSpecPath);
+        file_put_contents($kernelSpecPath.'/kernel.json', $kernelDef);
+    }
 }

src/System/UnixSystem.php

@@ -116,7 +116,7 @@ public function ensurePath($path)
     {
         $absPath = $this->getAbsolutePath($path);
 
-        if (false === mkdir($this->getAbsolutePath($path), 0744, true)) {
+        if (false === mkdir($this->getAbsolutePath($path), 0755, true)) {
             throw new \RuntimeException('Unable to create the specified directory ('.$absPath.').');
         }