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msd2/tracking/piwik/core/AssetManager/UIAsset/InMemoryUIAsset.php

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+<?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\AssetManager\UIAsset;
+
+use Exception;
+use Piwik\AssetManager\UIAsset;
+
+class InMemoryUIAsset extends UIAsset
+{
+    private $content;
+
+    public function validateFile()
+    {
+        return;
+    }
+
+    public function getAbsoluteLocation()
+    {
+        throw new Exception('invalid operation');
+    }
+
+    public function getRelativeLocation()
+    {
+        throw new Exception('invalid operation');
+    }
+
+    public function getBaseDirectory()
+    {
+        throw new Exception('invalid operation');
+    }
+
+    public function delete()
+    {
+        $this->content = null;
+    }
+
+    public function exists()
+    {
+        return false;
+    }
+
+    public function writeContent($content)
+    {
+        $this->content = $content;
+    }
+
+    public function getContent()
+    {
+        return $this->content;
+    }
+
+    public function getModificationDate()
+    {
+        throw new Exception('invalid operation');
+    }
+}

msd2/tracking/piwik/core/AssetManager/UIAsset/OnDiskUIAsset.php

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+<?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\AssetManager\UIAsset;
+
+use Exception;
+use Piwik\AssetManager\UIAsset;
+use Piwik\Common;
+use Piwik\Filesystem;
+
+class OnDiskUIAsset extends UIAsset
+{
+    /**
+     * @var string
+     */
+    private $baseDirectory;
+
+    /**
+     * @var string
+     */
+    private $relativeLocation;
+
+    /**
+     * @var string
+     */
+    private $relativeRootDir;
+
+    /**
+     * @param string $baseDirectory
+     * @param string $fileLocation
+     */
+    public function __construct($baseDirectory, $fileLocation, $relativeRootDir = '')
+    {
+        $this->baseDirectory = $baseDirectory;
+        $this->relativeLocation = $fileLocation;
+
+        if (!empty($relativeRootDir)
+            && is_string($relativeRootDir)
+            && !Common::stringEndsWith($relativeRootDir, '/')) {
+            $relativeRootDir .= '/';
+        }
+
+        $this->relativeRootDir = $relativeRootDir;
+    }
+
+    public function getAbsoluteLocation()
+    {
+        return $this->baseDirectory . '/' . $this->relativeLocation;
+    }
+
+    public function getRelativeLocation()
+    {
+        if (isset($this->relativeRootDir)) {
+            return $this->relativeRootDir . $this->relativeLocation;
+        }
+        return $this->relativeLocation;
+    }
+
+    public function getBaseDirectory()
+    {
+        return $this->baseDirectory;
+    }
+
+    public function validateFile()
+    {
+        if (!$this->assetIsReadable()) {
+            throw new Exception("The ui asset with 'href' = " . $this->getAbsoluteLocation() . " is not readable");
+        }
+    }
+
+    public function delete()
+    {
+        if ($this->exists()) {
+            try {
+                Filesystem::remove($this->getAbsoluteLocation());
+            } catch (Exception $e) {
+                throw new Exception("Unable to delete merged file : " . $this->getAbsoluteLocation() . ". Please delete the file and refresh");
+            }
+
+            // try to remove compressed version of the merged file.
+            Filesystem::remove($this->getAbsoluteLocation() . ".deflate", true);
+            Filesystem::remove($this->getAbsoluteLocation() . ".gz", true);
+        }
+    }
+
+    /**
+     * @param string $content
+     * @throws \Exception
+     */
+    public function writeContent($content)
+    {
+        $this->delete();
+
+        $newFile = @fopen($this->getAbsoluteLocation(), "w");
+
+        if (!$newFile) {
+            throw new Exception("The file : " . $newFile . " can not be opened in write mode.");
+        }
+
+        fwrite($newFile, $content);
+
+        fclose($newFile);
+    }
+
+    /**
+     * @return string
+     */
+    public function getContent()
+    {
+        return file_get_contents($this->getAbsoluteLocation());
+    }
+
+    public function exists()
+    {
+        return $this->assetIsReadable();
+    }
+
+    /**
+     * @return boolean
+     */
+    private function assetIsReadable()
+    {
+        return is_readable($this->getAbsoluteLocation());
+    }
+
+    public function getModificationDate()
+    {
+        return filemtime($this->getAbsoluteLocation());
+    }
+}