From 5ec954917c9a59ce0ec8ba3a30b99bb9cd30e297 Mon Sep 17 00:00:00 2001
From: Christian Mollekopf <chrigi_1@fastmail.fm>
Date: Sun, 13 Mar 2016 23:56:32 +0100
Subject: Added a path validator

---
 accounts/maildir/maildirsettings.cpp                | 21 +++++++++++++++++++++
 accounts/maildir/maildirsettings.h                  |  3 +++
 .../package/contents/ui/MaildirAccountSettings.qml  |  6 ++++++
 3 files changed, 30 insertions(+)

(limited to 'accounts')

diff --git a/accounts/maildir/maildirsettings.cpp b/accounts/maildir/maildirsettings.cpp
index 58ff77fd..18abaebb 100644
--- a/accounts/maildir/maildirsettings.cpp
+++ b/accounts/maildir/maildirsettings.cpp
@@ -23,6 +23,7 @@
 #include <sink/store.h>
 #include <QDebug>
 #include <QUuid>
+#include <QDir>
 
 MaildirSettings::MaildirSettings(QObject *parent)
     : QObject(parent)
@@ -77,8 +78,28 @@ QString MaildirSettings::path() const
     return mPath;
 }
 
+QValidator *MaildirSettings::pathValidator() const
+{
+    class PathValidator : public QValidator {
+        State validate(QString &input, int &pos) const {
+            Q_UNUSED(pos);
+            if (QDir(input).exists()) {
+                return Acceptable;
+            } else {
+                return Intermediate;
+            }
+        }
+    };
+    static PathValidator *pathValidator = new PathValidator;
+    return pathValidator;
+}
+
 void MaildirSettings::save()
 {
+    if (!QDir(mPath).exists()) {
+        qWarning() << "The path doesn't exist: " << mPath;
+        return;
+    }
     if (!mIdentifier.isEmpty()) {
         Sink::ApplicationDomain::SinkResource resource(mIdentifier);
         resource.setProperty("path", mPath);
diff --git a/accounts/maildir/maildirsettings.h b/accounts/maildir/maildirsettings.h
index 9a65cf39..063fb9da 100644
--- a/accounts/maildir/maildirsettings.h
+++ b/accounts/maildir/maildirsettings.h
@@ -19,6 +19,7 @@
 #pragma once
 
 #include <QObject>
+#include <QValidator>
 
 class MaildirSettings : public QObject
 {
@@ -26,6 +27,7 @@ class MaildirSettings : public QObject
     Q_PROPERTY(QByteArray identifier READ identifier WRITE setIdentifier)
     Q_PROPERTY(QByteArray accountIdentifier READ accountIdentifier WRITE setAccountIdentifier)
     Q_PROPERTY(QString path READ path WRITE setPath NOTIFY pathChanged)
+    Q_PROPERTY(QValidator* pathValidator READ pathValidator)
 
 public:
     MaildirSettings(QObject *parent = 0);
@@ -38,6 +40,7 @@ public:
 
     void setPath(const QString &);
     QString path() const;
+    QValidator *pathValidator() const;
 
     Q_INVOKABLE void save();
     Q_INVOKABLE void remove();
diff --git a/accounts/maildir/package/contents/ui/MaildirAccountSettings.qml b/accounts/maildir/package/contents/ui/MaildirAccountSettings.qml
index 2f5049e0..61828f34 100644
--- a/accounts/maildir/package/contents/ui/MaildirAccountSettings.qml
+++ b/accounts/maildir/package/contents/ui/MaildirAccountSettings.qml
@@ -51,6 +51,12 @@ Rectangle {
                 Layout.fillWidth: true
                 text: maildirSettings.path
                 onTextChanged: { maildirSettings.path = text; }
+                validator: maildirSettings.pathValidator
+                Rectangle {
+                    anchors.fill: parent
+                    opacity: 0.2
+                    color: path.acceptableInput ? "green" : "yellow"
+                }
             }
 
             Button {
-- 
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