Prozessklasse

2026-06-01 20:29:29 +00:00 · 2015-05-07 08:25:06 +02:00
parent d44633bde8
commit ec47c2bca0
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+<?php
+/* Copyright (C) 2015 fhcomplete.org
+ *
+ * This program 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 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ *
+ *
+ * An easy way to keep in track of external processes.
+ * Ever wanted to execute a process in php, but you still wanted to have somewhat controll of the process ? Well.. This is a way of doing it.
+ * @compability: Linux only. (Windows does not work).
+ * @author: Christian Paminger <christian.paminger@technikum-wien.at>
+ */
+ 
+class process
+{
+    private $pid;
+    private $command;
+    
+    public $lastout;
+    public $output;
+    public $exit;
+
+    public function __construct($cl=false)
+    {
+        if ($cl != false)
+        {
+            $this->command = $cl;
+            $this->runCom();
+        }
+    }
+    private function runCom()
+    {
+        $command = 'nohup '.$this->command.' > /dev/null 2>&1 & echo $!';
+        $this->lastout=exec($command, $this->output, $this->exit); //exec($command ,$op);
+        $this->pid = (int)$this->output[0];
+    }
+
+    public function setPid($pid)
+    {
+        $this->pid = $pid;
+    }
+
+    public function getPid()
+    {
+        return $this->pid;
+    }
+
+    public function status()
+    {
+        $command = 'ps -p '.$this->pid;
+        exec($command,$op);
+        if (!isset($op[1]))
+			return false;
+        else
+			return true;
+    }
+
+    public function start()
+    {
+        if ($this->command != '')
+			$this->runCom();
+        else 
+			return true;
+    }
+
+    public function stop()
+    {
+        $command = 'kill '.$this->pid;
+        exec($command);
+        if ($this->status() == false)
+			return true;
+        else
+			return false;
+    }
+}
+?>