1 /***************************************************************************
2 * Copyright (C) 2005-09 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
24 #include "execwrapper.h"
27 #include "messagemodel.h"
30 ExecWrapper::ExecWrapper(QObject* parent) : QObject(parent) {
31 connect(&_process, SIGNAL(readyReadStandardOutput()), SLOT(processReadStdout()));
32 connect(&_process, SIGNAL(readyReadStandardError()), SLOT(processReadStderr()));
33 connect(&_process, SIGNAL(finished(int, QProcess::ExitStatus)), SLOT(processFinished(int, QProcess::ExitStatus)));
34 connect(&_process, SIGNAL(error(QProcess::ProcessError)), SLOT(processError(QProcess::ProcessError)));
36 connect(this, SIGNAL(output(QString)), SLOT(postStdout(QString)));
37 connect(this, SIGNAL(error(QString)), SLOT(postStderr(QString)));
40 void ExecWrapper::start(const BufferInfo &info, const QString &command) {
44 QRegExp rx("^\\s*(\\S+)(\\s+(.*))?$");
45 if(!rx.exactMatch(command)) {
46 emit error(tr("Invalid command string for /exec: %1").arg(command));
48 _scriptName = rx.cap(1);
52 // Make sure we don't execute something outside a script dir
53 if(_scriptName.contains("../") || _scriptName.contains("..\\"))
54 emit error(tr("Name \"%1\" is invalid: ../ or ..\\ are not allowed!").arg(_scriptName));
57 foreach(QString scriptDir, Quassel::scriptDirPaths()) {
58 QString fileName = scriptDir + _scriptName;
59 if(!QFile::exists(fileName))
61 _process.setWorkingDirectory(scriptDir);
62 _process.start('"' + fileName + "\" " + params);
65 emit error(tr("Could not find script \"%1\"").arg(_scriptName));
68 deleteLater(); // self-destruct
71 void ExecWrapper::postStdout(const QString &msg) {
72 if(_bufferInfo.isValid())
73 Client::userInput(_bufferInfo, msg);
76 void ExecWrapper::postStderr(const QString &msg) {
77 if(_bufferInfo.isValid())
78 Client::messageModel()->insertErrorMessage(_bufferInfo, msg);
81 void ExecWrapper::processFinished(int exitCode, QProcess::ExitStatus status) {
82 if(status == QProcess::CrashExit) {
83 emit error(tr("Script \"%1\" crashed with exit code %2.").arg(_scriptName).arg(exitCode));
87 if(!_stdoutBuffer.isEmpty())
88 foreach(QString msg, _stdoutBuffer.split('\n'))
90 if(!_stderrBuffer.isEmpty())
91 foreach(QString msg, _stderrBuffer.split('\n'))
97 void ExecWrapper::processError(QProcess::ProcessError err) {
98 if(err == QProcess::FailedToStart)
99 emit error(tr("Script \"%1\" could not start.").arg(_scriptName));
101 emit error(tr("Script \"%1\" caused error %2.").arg(_scriptName).arg(err));
103 if(_process.state() != QProcess::Running)
107 void ExecWrapper::processReadStdout() {
108 QString str = QTextCodec::codecForLocale()->toUnicode(_process.readAllStandardOutput());
109 str.replace(QRegExp("\r\n?"), "\n");
110 _stdoutBuffer.append(str);
112 while((idx = _stdoutBuffer.indexOf('\n')) >= 0) {
113 emit output(_stdoutBuffer.left(idx));
114 _stdoutBuffer = _stdoutBuffer.mid(idx + 1);
118 void ExecWrapper::processReadStderr() {
119 QString str = QTextCodec::codecForLocale()->toUnicode(_process.readAllStandardError());
120 str.replace(QRegExp("\r\n?"), "\n");
121 _stderrBuffer.append(str);
123 while((idx = _stderrBuffer.indexOf('\n')) >= 0) {
124 emit error(_stderrBuffer.left(idx));
125 _stderrBuffer = _stderrBuffer.mid(idx + 1);