kshowmail: kshowmail/commandentry.cpp Source File

00001 /***************************************************************************
+00002                           commandentry.cpp  -  description
+00003                              -------------------
+00004     begin                : Thu Jul 20 2000
+00005     copyright            : (C) 2000-2001 by Eggert Ehmke
+00006     email                : eggert.ehmke@berlin.de
+00007  ***************************************************************************/
+00008 
+00009 /***************************************************************************
+00010  *                                                                         *
+00011  *   This program is free software; you can redistribute it and/or modify  *
+00012  *   it under the terms of the GNU General Public License as published by  *
+00013  *   the Free Software Foundation; either version 2 of the License, or     *
+00014  *   (at your option) any later version.                                   *
+00015  *                                                                         *
+00016  ***************************************************************************/
+00017 #include <stdlib.h>
+00018 #include <stdio.h>
+00019 #include <unistd.h>
+00020 
+00021 #include <kapplication.h>
+00022 #include <kaction.h>
+00023 #include <kdebug.h>
+00024 #include <qmessagebox.h>
+00025 
+00026 #include "commandentry.h"
+00027 #include "editdialog.h"
+00028 
+00029 CommandEntry& CommandEntry::operator = (const CommandEntry& entry)
+00030 {
+00031        m_id = entry.m_id;
+00032        m_name = entry.m_name;
+00033        m_path = entry.m_path;
+00034   m_waitForCommand = entry.m_waitForCommand;
+00035   return *this;
+00036 }
+00037 
+00038 bool CommandEntry::exec (ConfigElem* pelem, const char* header, const char* body)
+00039 {
+00040        kdDebug () << "CommandEntry::exec ();" << endl;
+00041        return exec (m_path, pelem, header, body);
+00042 }
+00043 
+00044 bool CommandEntry::exec (const QString& path, ConfigElem* pelem, const char* header, const char* body)
+00045 {
+00046        kdDebug () << "CommandEntry::exec (" << path << ");" << endl;
+00047        QString cmd = path;
+00048        int pos;
+00049        if (pelem)
+00050        {
+00051               if ((pos = cmd.find ("<user>")) >= 0)
+00052                      cmd.replace (pos, strlen ("<user>"), pelem->getUser() );
+00053               if ((pos = cmd.find ("<server>")) >= 0)
+00054                      cmd.replace (pos, strlen ("<server>"), pelem->getHost());
+00055               if ((pos = cmd.find ("<passwd>")) >= 0)
+00056                      cmd.replace (pos, strlen ("<passwd>"), pelem->getPassword());
+00057        }
+00058   else
+00059   {
+00060               if ((pos = cmd.find ("<user>")) >= 0)
+00061                      cmd.remove (pos, strlen ("<user>"));
+00062               if ((pos = cmd.find ("<server>")) >= 0)
+00063                      cmd.remove (pos, strlen ("<server>"));
+00064               if ((pos = cmd.find ("<passwd>")) >= 0)
+00065                      cmd.remove (pos, strlen ("<passwd>"));
+00066   }
+00067        if (header && (pos = cmd.find ("<header>")) >= 0)
+00068        {
+00069               FILE* tmp = fopen ("/tmp/spamheader", "w");
+00070               fputs (header, tmp);
+00071               fclose (tmp);
+00072               cmd.replace (pos, strlen ("<header>"), "/tmp/spamheader");
+00073        }
+00074        if (body && (pos = cmd.find ("<body>")) >= 0)
+00075        {
+00076               FILE* tmp = fopen ("/tmp/spambody", "w");
+00077               fputs (body, tmp);
+00078               fclose (tmp);
+00079               cmd.replace (pos, strlen ("<body>"), "/tmp/spambody");
+00080        }
+00081   int result = 0;
+00082   if (m_waitForCommand) {
+00083     //execute the command and wait for it to return
+00084     FILE* output = popen (cmd, "r");
+00085        char buffer [81];
+00086        QString str;
+00087        while (fgets (buffer, 80, output))
+00088        {
+00089               str += buffer;
+00090        }
+00091               KApplication::setOverrideCursor (Qt::arrowCursor);
+00092        result = pclose (output);
+00093        if (!str.isEmpty ())
+00094        {
+00095               EditDialog dlg (NULL, cmd, str, false);
+00096               dlg.exec ();
+00097        }
+00098        kdDebug () << cmd << " returned " << result << endl;
+00099   }
+00100   else
+00101   {
+00102     //execute the command and don't wait for it to return
+00103     int pid;
+00104     if ((pid = fork()) == 0)
+00105     {
+00106       // child processing; don't do any gui stuff here !
+00107       system (cmd);
+00108       // we must terminate the child process
+00109       exit (0);
+00110       // the bad thing is, we never know if the command failed. We would need some pipe.
+00111     }
+00112     else if (pid == -1)
+00113     {
+00114       EditDialog dlg (NULL, cmd, "The command failed to execute", false);
+00115       dlg.exec ();
+00116     }
+00117   }
+00118   KApplication::restoreOverrideCursor ();
+00119   return (result == 0);
+00120 }
+00121 
+