From bc80e8797a59aaaf92fd050c4cc805a11d61aef5 Mon Sep 17 00:00:00 2001
From: nuxsmin <nuxsmin@syspass.org>
Date: Tue, 31 Jul 2018 14:58:52 +0200
Subject: [PATCH] * [ADD] PHP module checker. Work in progress

---
 lib/SP/Core/Exceptions/CheckException.php |  34 ++++++
 lib/SP/Core/PhpModuleChecker.php          | 137 ++++++++++++++++++++--
 2 files changed, 164 insertions(+), 7 deletions(-)
 create mode 100644 lib/SP/Core/Exceptions/CheckException.php

diff --git a/lib/SP/Core/Exceptions/CheckException.php b/lib/SP/Core/Exceptions/CheckException.php
new file mode 100644
index 00000000..f0ccfee1
--- /dev/null
+++ b/lib/SP/Core/Exceptions/CheckException.php
@@ -0,0 +1,34 @@
+<?php
+/**
+ * sysPass
+ *
+ * @author    nuxsmin
+ * @link      http://syspass.org
+ * @copyright 2012-2017, Rubén Domínguez nuxsmin@$syspass.org
+ *
+ * This file is part of sysPass.
+ *
+ * sysPass is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * sysPass is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ *  along with sysPass.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace SP\Core\Exceptions;
+
+/**
+ * Class CheckException
+ * @package SP\Core\Exceptions
+ */
+class CheckException extends SPException
+{
+
+}
\ No newline at end of file
diff --git a/lib/SP/Core/PhpModuleChecker.php b/lib/SP/Core/PhpModuleChecker.php
index f6bae8c2..aee7271f 100644
--- a/lib/SP/Core/PhpModuleChecker.php
+++ b/lib/SP/Core/PhpModuleChecker.php
@@ -24,6 +24,8 @@
 
 namespace SP\Core;
 
+use SP\Core\Exceptions\CheckException;
+
 /**
  * Class PhpModuleChecker
  * @package SP\Core
@@ -49,11 +51,11 @@ class PhpModuleChecker
     ];
 
     /**
-     * Missing modules
+     * Available modules
      *
      * @var array
      */
-    protected $missing;
+    protected $available;
 
     /**
      * PhpModuleChecker constructor.
@@ -70,18 +72,139 @@ class PhpModuleChecker
     {
         $loaded = get_loaded_extensions();
 
-        $this->missing = array_filter(self::MODULES, function ($module) use ($loaded) {
-            return !in_array($module, $loaded);
+        $this->available = array_filter(self::MODULES, function ($module) use ($loaded) {
+            return in_array($module, $loaded);
         });
     }
 
     /**
-     * Comprobar si el módulo de LDAP está instalado.
+     * Comprobar si el módulo está instalado.
      *
+     * @throws CheckException
+     */
+    public function checkCurlAvailable()
+    {
+        if (!$this->checkIsAvailable('curl')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'curl'));
+        }
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @param $module
      * @return bool
      */
-    public function ldapIsAvailable()
+    public function checkIsAvailable(string $module)
     {
-        return extension_loaded('ldap');
+        return in_array(strtolower($module), $this->available);
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @throws CheckException
+     */
+    public function checkLdapAvailable()
+    {
+        if (!$this->checkIsAvailable('ldap')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'ldap'));
+        }
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @throws CheckException
+     */
+    public function checkSimpleXmlAvailable()
+    {
+        if (!$this->checkIsAvailable('simplexml')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'simplexml'));
+        }
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @throws CheckException
+     */
+    public function checkPharAvailable()
+    {
+        if (!$this->checkIsAvailable('phar')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'phar'));
+        }
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @throws CheckException
+     */
+    public function checkJsonAvailable()
+    {
+        if (!$this->checkIsAvailable('json')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'json'));
+        }
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @throws CheckException
+     */
+    public function checkPdoAvailable()
+    {
+        if (!$this->checkIsAvailable('pdo')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'pdo'));
+        }
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @throws CheckException
+     */
+    public function checkGettextAvailable()
+    {
+        if (!$this->checkIsAvailable('gettext')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'gettext'));
+        }
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @throws CheckException
+     */
+    public function checkOpenSslAvailable()
+    {
+        if (!$this->checkIsAvailable('openssl')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'openssl'));
+        }
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @throws CheckException
+     */
+    public function checkGdAvailable()
+    {
+        if (!$this->checkIsAvailable('gd')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'gd'));
+        }
+    }
+
+    /**
+     * Comprobar si el módulo está instalado.
+     *
+     * @throws CheckException
+     */
+    public function checkMbstringAvailable()
+    {
+        if (!$this->checkIsAvailable('mbstring')) {
+            throw new CheckException(sprintf(__('Módulo \'%s\' no disponible'), 'mbstring'));
+        }
     }
 }
\ No newline at end of file