init

user/plugins/problems/classes/Problems/Apache.php

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+<?php
+
+namespace Grav\Plugin\Problems;
+
+use Grav\Plugin\Problems\Base\Problem;
+
+/**
+ * Class Apache
+ * @package Grav\Plugin\Problems
+ */
+class Apache extends Problem
+{
+    public function __construct()
+    {
+        $this->id = 'Apache Modules';
+        $this->class = get_class($this);
+        $this->order = 1;
+        $this->level = Problem::LEVEL_CRITICAL;
+        $this->status = true;
+        $this->help = 'https://learn.getgrav.org/basics/requirements#apache-requirements';
+    }
+
+    /**
+     * @return $this
+     */
+    public function process()
+    {
+        // Perform some Apache checks
+        if (function_exists('apache_get_modules') && strpos(PHP_SAPI, 'apache') !== false) {
+
+            $require_apache_modules = ['mod_rewrite'];
+            $apache_modules = apache_get_modules();
+
+            $apache_errors = [];
+            $apache_success = [];
+
+            foreach ($require_apache_modules as $module) {
+                if (in_array($module, $apache_modules, true)) {
+                    $apache_success[$module] = 'module required but not enabled';
+                } else {
+                    $apache_errors[$module] = 'module is not installed or enabled';
+                }
+            }
+
+            if (empty($apache_errors)) {
+                $this->status = true;
+                $this->msg = 'All modules look good!';
+            } else {
+                $this->status = false;
+                $this->msg = 'There were problems with required modules:';
+            }
+
+            $this->details = ['errors' => $apache_errors, 'success' => $apache_success];
+        } else {
+            $this->msg = 'Apache not installed, skipping...';
+        }
+
+        return $this;
+    }
+}
+