Vendor lock

vendor/illuminate/view/Compilers/Compiler.php

@@ -0,0 +1,74 @@
+<?php
+
+namespace Illuminate\View\Compilers;
+
+use InvalidArgumentException;
+use Illuminate\Filesystem\Filesystem;
+
+abstract class Compiler
+{
+    /**
+     * The Filesystem instance.
+     *
+     * @var \Illuminate\Filesystem\Filesystem
+     */
+    protected $files;
+
+    /**
+     * Get the cache path for the compiled views.
+     *
+     * @var string
+     */
+    protected $cachePath;
+
+    /**
+     * Create a new compiler instance.
+     *
+     * @param  \Illuminate\Filesystem\Filesystem  $files
+     * @param  string  $cachePath
+     * @return void
+     *
+     * @throws \InvalidArgumentException
+     */
+    public function __construct(Filesystem $files, $cachePath)
+    {
+        if (! $cachePath) {
+            throw new InvalidArgumentException('Please provide a valid cache path.');
+        }
+
+        $this->files = $files;
+        $this->cachePath = $cachePath;
+    }
+
+    /**
+     * Get the path to the compiled version of a view.
+     *
+     * @param  string  $path
+     * @return string
+     */
+    public function getCompiledPath($path)
+    {
+        return $this->cachePath.'/'.sha1($path).'.php';
+    }
+
+    /**
+     * Determine if the view at the given path is expired.
+     *
+     * @param  string  $path
+     * @return bool
+     */
+    public function isExpired($path)
+    {
+        $compiled = $this->getCompiledPath($path);
+
+        // If the compiled file doesn't exist we will indicate that the view is expired
+        // so that it can be re-compiled. Else, we will verify the last modification
+        // of the views is less than the modification times of the compiled views.
+        if (! $this->files->exists($compiled)) {
+            return true;
+        }
+
+        return $this->files->lastModified($path) >=
+               $this->files->lastModified($compiled);
+    }
+}