From c78bc3be30b69bdabcb647dec75e45dabc81484c Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Sun, 11 Oct 2015 16:44:31 +0200
Subject: ui: add software update check and dialog

---
 facetracknoir/software-update-dialog.hpp |  87 +++++++++++++++++++++++
 facetracknoir/software-update.ui         | 118 +++++++++++++++++++++++++++++++
 facetracknoir/ui.cpp                     |   5 +-
 facetracknoir/ui.h                       |   2 +
 4 files changed, 211 insertions(+), 1 deletion(-)
 create mode 100644 facetracknoir/software-update-dialog.hpp
 create mode 100644 facetracknoir/software-update.ui

diff --git a/facetracknoir/software-update-dialog.hpp b/facetracknoir/software-update-dialog.hpp
new file mode 100644
index 00000000..d6353396
--- /dev/null
+++ b/facetracknoir/software-update-dialog.hpp
@@ -0,0 +1,87 @@
+#pragma once
+
+#include <QtNetwork>
+#include <QDialog>
+#include <QSettings>
+#include <QString>
+#include <QRegExp>
+#include <functional>
+#include "ui_software-update.h"
+#include "opentrack/options.hpp"
+
+extern "C" volatile const char* opentrack_version;
+
+class update_dialog : public QDialog
+{
+    Q_OBJECT
+public:
+    struct query
+    {
+        query(QWidget* parent) : parent(parent), qnam(parent) {}
+
+        QWidget* parent;
+        QNetworkAccessManager qnam;
+        QByteArray buf;
+        QNetworkReply* r;
+        void on_finished()
+        {
+            if (r->error() != QNetworkReply::NoError)
+            {
+                qDebug() << "update error" << r->errorString();
+                return;
+            }
+            QString str(buf);
+            QRegExp re("OPENTRACK_VERSION([a-zA-Z0-9_.-]+)");
+            int idx = re.indexIn(str);
+            if (idx != -1)
+            {
+                str = re.cap(1);
+                QSettings s(OPENTRACK_ORG);
+                QString quiet_version = s.value("quiet-update-version").toString();
+
+                if (!str.isEmpty() && str != const_cast<const char*>(opentrack_version) && str != quiet_version)
+                {
+                    qDebug() << "update version" << str;
+                    update_dialog dlg(parent, *this, str);
+                    dlg.show();
+                    dlg.raise();
+                    dlg.exec();
+                    if (dlg.ui.disable_reminder->isChecked())
+                        s.setValue("quiet-update-version", str);
+                }
+            }
+            buf.clear();
+            r->deleteLater();
+        }
+        void on_ready()
+        {
+            buf.append(r->readAll());
+        }
+        void maybe_show_dialog()
+        {
+            static auto uri = QStringLiteral("http://www.trackhat.org/#!opentrackversion/c1oxn");
+            r = qnam.get(QNetworkRequest(uri));
+
+            QObject::connect(r, &QNetworkReply::finished, [&]() { on_finished(); });
+            QObject::connect(r, &QNetworkReply::readyRead, [&]() { on_ready(); });
+        }
+    };
+private:
+    Ui::UpdateDialog ui;
+    query& q;
+private slots:
+    void close(QAbstractButton*)
+    {
+        QDialog::close();
+    }
+public:
+    update_dialog(QWidget* parent, query& q, const QString& new_version) : QDialog(parent), q(q)
+    {
+        ui.setupUi(this);
+        ui.ver_current->setText(const_cast<const char*>(opentrack_version));
+        ui.ver_new->setTextFormat(Qt::RichText);
+        ui.ver_new->setText("<a href='http://www.trackhat.org/#!trackhat-opentrack/c1jzc'>" + new_version + "</a>");
+        ui.ver_new->setOpenExternalLinks(true);
+        connect(ui.buttonBox, SIGNAL(clicked(QAbstractButton*)), this, SLOT(close(QAbstractButton*)));
+    }
+};
diff --git a/facetracknoir/software-update.ui b/facetracknoir/software-update.ui
new file mode 100644
index 00000000..07edf66c
--- /dev/null
+++ b/facetracknoir/software-update.ui
@@ -0,0 +1,118 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>UpdateDialog</class>
+ <widget class="QDialog" name="UpdateDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>385</width>
+    <height>187</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Dialog</string>
+  </property>
+  <layout class="QVBoxLayout">
+   <item>
+    <widget class="QLabel" name="label">
+     <property name="font">
+      <font>
+       <pointsize>16</pointsize>
+      </font>
+     </property>
+     <property name="text">
+      <string>Software update released</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignCenter</set>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="Line" name="line">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QFrame" name="frame">
+     <property name="frameShape">
+      <enum>QFrame::NoFrame</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+     <property name="lineWidth">
+      <number>0</number>
+     </property>
+     <layout class="QGridLayout" name="gridLayout">
+      <property name="leftMargin">
+       <number>12</number>
+      </property>
+      <property name="topMargin">
+       <number>12</number>
+      </property>
+      <property name="rightMargin">
+       <number>12</number>
+      </property>
+      <property name="bottomMargin">
+       <number>12</number>
+      </property>
+      <property name="spacing">
+       <number>12</number>
+      </property>
+      <item row="0" column="0">
+       <widget class="QLabel" name="label_2">
+        <property name="text">
+         <string>Current version:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1">
+       <widget class="QLabel" name="ver_current">
+        <property name="text">
+         <string>TextLabel</string>
+        </property>
+        <property name="openExternalLinks">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="0">
+       <widget class="QLabel" name="label_3">
+        <property name="text">
+         <string>Released version:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1">
+       <widget class="QLabel" name="ver_new">
+        <property name="text">
+         <string>TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="0" colspan="2">
+       <widget class="QCheckBox" name="disable_reminder">
+        <property name="text">
+         <string>Don't remind me again about this version</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Close</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/facetracknoir/ui.cpp b/facetracknoir/ui.cpp
index 1123d6d9..486cd2c4 100644
--- a/facetracknoir/ui.cpp
+++ b/facetracknoir/ui.cpp
@@ -25,7 +25,8 @@ MainWindow::MainWindow() :
     pose_update_timer(this),
     kbd_quit(QKeySequence("Ctrl+Q"), this),
     no_feed_pixmap(":/images/no-feed.png"),
-    is_refreshing_profiles(false)
+    is_refreshing_profiles(false),
+    update_query(this)
 {
     ui.setupUi(this);
 
@@ -92,6 +93,8 @@ MainWindow::MainWindow() :
                              QMessageBox::Ok, QMessageBox::NoButton);
 
     ui.btnStartTracker->setFocus();
+
+    update_query.maybe_show_dialog();
 }
 
 void MainWindow::closeEvent(QCloseEvent *e)
diff --git a/facetracknoir/ui.h b/facetracknoir/ui.h
index 1b71b7f8..4d8bb1cc 100644
--- a/facetracknoir/ui.h
+++ b/facetracknoir/ui.h
@@ -29,6 +29,7 @@
 #include "curve-config.h"
 #include "options-dialog.hpp"
 #include "process_detector.h"
+#include "facetracknoir/software-update-dialog.hpp"
 
 using namespace options;
 
@@ -50,6 +51,7 @@ class MainWindow : public QMainWindow, private State
     QMenu profile_menu;
     bool is_refreshing_profiles;
     QTimer save_timer;
+    update_dialog::query update_query;
 
     mem<dylib> current_protocol()
     {
-- 
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