1 files changed, 75 insertions, 0 deletions
diff --git a/plugins/CustomPiwikJs/File.php b/plugins/CustomPiwikJs/File.php
new file mode 100644
index 0000000000..79a93e7437
--- /dev/null
+++ b/plugins/CustomPiwikJs/File.php
@@ -0,0 +1,75 @@
+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link    http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ */
+
+namespace Piwik\Plugins\CustomPiwikJs;
+
+use Piwik\Plugins\CustomPiwikJs\Exception\AccessDeniedException;
+
+class File
+{
+    /**
+     * @var string
+     */
+    private $file;
+
+    public function __construct($file)
+    {
+        $this->file = $file;
+    }
+
+    public function checkReadable()
+    {
+        if (!$this->hasReadAccess()) {
+            throw new AccessDeniedException(sprintf('The file %s is not readable', $this->file));
+        }
+    }
+
+    public function checkWritable()
+    {
+        if (!$this->hasWriteAccess()) {
+            throw new AccessDeniedException(sprintf('The file %s is not writable', $this->file));
+        }
+    }
+
+    public function save($content)
+    {
+        file_put_contents($this->file, $content);
+    }
+
+    public function getContent()
+    {
+        if (!$this->hasReadAccess()) {
+            return null;
+        }
+
+        return file_get_contents($this->file);
+    }
+
+    public function getName()
+    {
+        return basename($this->file);
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasWriteAccess()
+    {
+        return $this->hasReadAccess() && is_writable($this->file);
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasReadAccess()
+    {
+        return file_exists($this->file) && is_readable($this->file);
+    }
+
+
+}