Namereplace: Try to call external tool to translate username

Mainly used to achieve case insentive login

1 files changed, 19 insertions, 4 deletions

diff --git a/src/namereplace.cpp b/src/namereplace.cpp
index cc93025..0e203f3 100644
--- a/src/namereplace.cpp
+++ b/src/namereplace.cpp
@@ -4,8 +4,10 @@
 #include <QFile>
 #include <QTextStream>
 #include <QDebug>
+#include <QProcess>
 
 #define SOURCE_FILE "/opt/openslx/lightdm/login-regexp"
+#define LOOKUP_PROCESS "/opt/openslx/pam/get_username"
 
 static QList< QPair< QRegularExpression, QString > > list;
 
@@ -61,9 +63,22 @@ void NameReplace::loadSubs()
 
 void NameReplace::replace(QString& input)
 {
-	if (list.isEmpty())
-		return;
-	for (auto &brumm : list) {
-		input = input.replace(brumm.first, brumm.second);
+	if (!list.isEmpty()) {
+		for (auto &brumm : list) {
+			input = input.replace(brumm.first, brumm.second);
+		}
+	}
+	QProcess getCaps;
+	getCaps.start(LOOKUP_PROCESS, QStringList(input));
+	getCaps.waitForFinished(100);
+	QString output = QString::fromLocal8Bit(getCaps.readAllStandardOutput());
+	int idx = output.indexOf('\n');
+	if (idx != -1) {
+		output = output.left(idx);
+	}
+	if (output.length() == input.length()) {
+		input = output;
+	} else {
+		qDebug() << "Not replacing" << input << "by" << output;
 	}
 }