Initial xentral_oss_20.3.c9ffacf

classes/Modules/Backup/BackupSystemConfigurationService.php

@@ -0,0 +1,96 @@
+<?php
+
+namespace Xentral\Modules\Backup;
+
+use DateTime;
+use erpAPI;
+use Exception as DatetimeException;
+use Xentral\Modules\Backup\Exception\BackupSystemConfigurationException;
+
+final class BackupSystemConfigurationService
+{
+    /** @var erpAPI $erp */
+    private $erp;
+
+    /**
+     * @param erpAPI $erp
+     */
+    public function __construct(erpAPI $erp)
+    {
+        $this->erp = $erp;
+    }
+
+    /**
+     * @param string $name
+     * @param string $value
+     *
+     * @return void
+     */
+    public function trySetConfiguration($name, $value)
+    {
+        if (empty($name) || (!is_string($value) && !is_numeric($value))) {
+            throw new BackupSystemConfigurationException('Cannot set Configuration');
+
+        }
+
+        $this->erp->SetKonfigurationValue($name, $value);
+
+    }
+
+    /**
+     * @param int    $comparedTime time in second to check if the cron has been enabled
+     *
+     * @param string $confName
+     *
+     * @throws DatetimeException
+     * @return bool
+     */
+    public function tryCheckCronIsEnabled($comparedTime = 300, $confName = 'prozessstarter_letzteraufruf')
+    {
+
+        try {
+            $latestRun = $this->getConfiguration($confName);
+        } catch (BackupSystemConfigurationException $exception) {
+            return false;
+        }
+
+        if (empty($latestRun)) {
+            return false;
+        }
+        $latestRunTime = new DateTime($latestRun);
+
+        return $this->getDiffDateTime($latestRunTime) < $comparedTime + 1;
+    }
+
+    /**
+     * Return difference between $latestRunTime and $now
+     *
+     * @param DateTime        $latestRunTime
+     * @param Datetime|String $now
+     *
+     * @throws DatetimeException
+     * @return int
+     */
+    private function getDiffDateTime(DateTime $latestRunTime, $now = 'NOW')
+    {
+        if (!($now instanceOf DateTime)) {
+            $now = new DateTime($now);
+        }
+
+        return $now->getTimestamp() - $latestRunTime->getTimestamp();
+    }
+
+    /**
+     * @param string $name
+     *
+     * @return array|mixed|string|null
+     */
+    public function getConfiguration($name)
+    {
+        if (empty(trim($name))) {
+            throw new BackupSystemConfigurationException('Cannot get Configuration');
+        }
+
+        return $this->erp->GetKonfiguration($name);
+    }
+}