Some unfinished working on Updates.xml parser

sleepyhead/UpdaterWindow.cpp

@@ -19,6 +19,7 @@
 #include <QXmlSimpleReader>
 #include <QCryptographicHash>
 #include <QDesktopWidget>
+#include <QProcess>
 
 #include "SleepLib/profiles.h"
 #include <quazip/quazip.h>
@@ -74,7 +75,7 @@ UpdaterWindow::~UpdaterWindow()
 
 void UpdaterWindow::checkForUpdates()
 {
-    QString filename = QApplication::applicationDirPath() + "/update.xml";
+    QString filename = QApplication::applicationDirPath() + "/Updates.xml";
 
     // Check updates.xml file if it's still recent..
     if (QFile::exists(filename)) {
@@ -82,7 +83,7 @@ void UpdaterWindow::checkForUpdates()
         QDateTime created = fi.created();
         int age = created.secsTo(QDateTime::currentDateTime());
 
-        if (age < 7200) {
+        if (age < 0) { // 7200) {
             QFile file(filename);
             file.open(QFile::ReadOnly);
             ParseUpdateXML(&file);
@@ -94,7 +95,7 @@ void UpdaterWindow::checkForUpdates()
     mainwin->Notify(tr("Checking for SleepyHead Updates"));
 
     // language code?
-    update_url = QUrl("http://sourceforge.net/projects/sleepyhead/files/AutoUpdate/update.xml/download");
+    update_url = QUrl(QString("http://sourceforge.net/projects/sleepyhead/files/AutoUpdate/%1/Updates.xml/download").arg(PlatformString));
     downloadUpdateXML();
 }
 
@@ -189,6 +190,14 @@ void UpdaterWindow::requestFile()
 
 int checkVersionStatus(QString statusstr)
 {
+    bool ok;
+    // because Qt Install Framework is dumb and doesn't handle beta/release strings in version numbers,
+    // so we store them numerically instead
+    int v =statusstr.toInt(&ok);
+    if (ok) {
+        return v;
+    }
+
     if (statusstr.compare("testing", Qt::CaseInsensitive) == 0) return 0;
     else if (statusstr.compare("beta", Qt::CaseInsensitive) == 0) return 1;
     else if (statusstr.compare("rc", Qt::CaseInsensitive) == 0) return 2;
@@ -254,10 +263,10 @@ int compareVersion(QString version)
         return -1;
     }
 
-    short major = parts[0].toInt(&ok);
+    int major = parts[0].toInt(&ok);
     if (!ok) return -1;
 
-    short minor = parts[1].toInt(&ok);
+    int minor = parts[1].toInt(&ok);
     if (!ok) return -1;
 
     if (major > major_version) {
@@ -272,13 +281,20 @@ int compareVersion(QString version)
         return -1;
     }
 
+    int build_index = 1;
+    int build = 0;
+    int status = 0;
     QStringList patchver = parts[2].split("-");
-    if (patchver.size() < 3) {
-        // dodgy version string supplied.
+    if (patchver.size() >= 3) {
+        build_index = 2;
+        status = checkVersionStatus(patchver[1]);
+
+    } else if (patchver.size() < 2) {
         return -1;
+        // dodgy version string supplied.
     }
 
-    short rev = patchver[0].toInt(&ok);
+    int rev = patchver[0].toInt(&ok);
     if (!ok) return -1;
     if (rev > revision_number) {
         return 1;
@@ -286,12 +302,16 @@ int compareVersion(QString version)
         return -1;
     }
 
-    short build = patchver[2].toInt(&ok);
+
+    build = patchver[build_index].toInt(&ok);
     if (!ok) return -1;
 
-    int status = checkVersionStatus(patchver[1]);
     int rstatus = checkVersionStatus(ReleaseStatus);
 
+    if (patchver.size() == 3) {
+        // read it if it's actually present.
+    }
+
     if (status > rstatus) {
         return 1;
     } else if (status < rstatus) {
@@ -308,6 +328,61 @@ int compareVersion(QString version)
     return 0;
 }
 
+const QString UPDATE_SleepyHead = "com.jedimark.sleepyhead";
+const QString UPDATE_QT = "com.jedimark.sleepyhead.qtlibraries";
+const QString UPDATE_Translations = "com.jedimark.sleepyhead.translations";
+
+bool SpawnApp(QString apppath, QStringList args)
+{
+#ifdef Q_OS_MAC
+    // In Mac OS the full path of aplication binary is:
+    //    <base-path>/myApp.app/Contents/MacOS/myApp
+
+    QStringList arglist;
+    arglist << "-n";
+    arglist << apppath;
+    arglist.append(args);
+
+    return QProcess::startDetached("/usr/bin/open", arglist);
+#else
+    return QProcess::startDetached(apppath, args);
+#endif
+}
+
+void StartMaintenanceTool()
+{
+
+}
+
+//New, Qt Installer framework version
+void UpdaterWindow::ParseUpdatesXML(QIODevice *dev)
+{
+    if (updatesparser.read(dev)) {
+        ui->plainTextEdit->appendPlainText(tr("XML update structure parsed cleanly"));
+        if (updatesparser.packages.contains(UPDATE_SleepyHead)) {
+            PackageUpdate & update = updatesparser.packages[UPDATE_SleepyHead];
+            if (compareVersion(update.versionString) <= 0) {
+                mainwin->Notify(tr("No updates were found for your platform."), tr("SleepyHead Updates"), 5000);
+                PREF[STR_GEN_UpdatesLastChecked] = QDateTime::currentDateTime();
+                close();
+                return;
+            } else {
+                if (QMessageBox::question(mainwin, tr("SleepyHead Updates"),
+                    tr("New SleepyHead version %1 was detected.").arg(update.versionString)+"\n\n"+
+                    tr("Would you like to download and install it now?"),
+                    QMessageBox::Yes, QMessageBox::No) == QMessageBox::Yes) {
+
+                    StartMaintenanceTool();
+                    QApplication::instance()->quit();
+                }
+            }
+        }
+    } else {
+        qDebug() << "Couldn't parse Updates.xml file";
+    }
+}
+
+// Old
 void UpdaterWindow::ParseUpdateXML(QIODevice *dev)
 {
     QXmlInputSource src(dev);
@@ -462,7 +537,7 @@ void UpdaterWindow::replyFinished(QNetworkReply *reply)
             }
 
             ui->plainTextEdit->appendPlainText(tr("%1 bytes received").arg(reply->size()));
-            QString filename = QApplication::applicationDirPath() + "/update.xml";
+            QString filename = QApplication::applicationDirPath() + "/Updates.xml";
             qDebug() << filename;
             QFile file(filename);
             file.open(QFile::WriteOnly);
@@ -470,7 +545,7 @@ void UpdaterWindow::replyFinished(QNetworkReply *reply)
             file.close();
             file.open(QFile::ReadOnly);
             //QTextStream ts(&file);
-            ParseUpdateXML(&file);
+            ParseUpdatesXML(&file);
             file.close();
             reply->deleteLater();
         } else if (requestmode == RM_GetFile) {

sleepyhead/UpdaterWindow.h

@@ -51,6 +51,7 @@ class UpdaterWindow : public QMainWindow
         \brief Parses the update.xml from either QFile or QNetworkReply source
         */
     void ParseUpdateXML(QIODevice *dev);
+    void ParseUpdatesXML(QIODevice *dev);
 
   protected slots:
     //! \brief Network reply completed
@@ -86,6 +87,9 @@ class UpdaterWindow : public QMainWindow
     //! \brief Holds the results of parsing the update.xml file
     UpdateParser updateparser;
 
+    // new parser
+    UpdatesParser updatesparser;
+
     Ui::UpdaterWindow *ui;
 
     RequestMode requestmode;

sleepyhead/main.cpp

@@ -510,7 +510,7 @@ retry_directory:
     }
 
 
-    //if (check_updates) { mainwin->CheckForUpdates(); }
+ //   if (check_updates) { mainwin->CheckForUpdates(); }
 
     w.show();
 

sleepyhead/mainwindow.ui

@@ -1896,8 +1896,8 @@ border: 2px solid #56789a; border-radius: 30px;
          <rect>
           <x>0</x>
           <y>0</y>
-          <width>77</width>
-          <height>236</height>
+          <width>100</width>
+          <height>30</height>
          </rect>
         </property>
         <property name="palette">
@@ -3044,7 +3044,7 @@ border-radius: 10px;
          <rect>
           <x>0</x>
           <y>0</y>
-          <width>77</width>
+          <width>76</width>
           <height>236</height>
          </rect>
         </property>
@@ -3172,10 +3172,10 @@ border-radius: 10px;
     <addaction name="separator"/>
     <addaction name="actionDebug"/>
     <addaction name="actionShow_Performance_Counters"/>
-    <addaction name="actionCheck_for_Updates"/>
     <addaction name="separator"/>
     <addaction name="actionHelp_Support_SleepyHead_Development"/>
     <addaction name="separator"/>
+    <addaction name="actionCheck_for_Updates"/>
     <addaction name="action_About"/>
    </widget>
    <widget class="QMenu" name="menu_Data">

sleepyhead/updateparser.cpp

@@ -7,6 +7,7 @@
  * distribution for more details. */
 
 #include <QDebug>
+#include <QXmlStreamAttribute>
 
 #include "updateparser.h"
 
@@ -215,3 +216,116 @@ bool UpdateParser::endDocument()
     return true;
 }
 
+/////////////////////////////////////////////////////////////////////
+// Updates Parser implementation
+/////////////////////////////////////////////////////////////////////
+UpdatesParser::UpdatesParser()
+{
+}
+
+QString UpdatesParser::errorString() const
+{
+    return QObject::tr("%1\nLine %2, column %3")
+            .arg(xml.errorString())
+            .arg(xml.lineNumber())
+            .arg(xml.columnNumber());
+}
+bool UpdatesParser::read(QIODevice *device)
+{
+    xml.setDevice(device);
+
+    if (xml.readNextStartElement()) {
+        if (xml.name() == "Updates") { // && xml.attributes().value("version") == "1.0")
+            readUpdates();
+        } else {
+            xml.raiseError(QObject::tr("Could not parse Updates.xml file."));
+        }
+    }
+
+    return !xml.error();
+}
+
+void UpdatesParser::readUpdates()
+{
+    Q_ASSERT(xml.isStartElement() && xml.name() == "Updates");
+
+    while (xml.readNextStartElement()) {
+        if (xml.name().compare("PackageUpdate",Qt::CaseInsensitive)==0) {
+            readPackageUpdate();
+        } else {
+            qDebug() << "Skipping Updates.xml tag" << xml.name();
+            xml.skipCurrentElement();
+        }
+    }
+
+}
+
+void UpdatesParser::readPackageUpdate()
+{
+    Q_ASSERT(xml.isStartElement() && (xml.name().compare("PackageUpdate",Qt::CaseInsensitive)==0));
+    package = PackageUpdate();
+
+    while (xml.readNextStartElement()) {
+        if (xml.name().compare("Name",Qt::CaseInsensitive)==0) {
+            package.name = xml.readElementText().toLower();
+        } else if (xml.name().compare("DisplayName",Qt::CaseInsensitive)==0) {
+            package.displayName = xml.readElementText();
+        } else if (xml.name().compare("Description",Qt::CaseInsensitive)==0) {
+            package.description = xml.readElementText();
+        } else if (xml.name().compare("Version",Qt::CaseInsensitive)==0) {
+            package.versionString = xml.readElementText();
+        } else if (xml.name().compare("ReleaseDate",Qt::CaseInsensitive)==0) {
+            package.releaseDate = QDate().fromString(xml.readElementText(), "yyyy-MM-dd");
+        } else if (xml.name().compare("Default",Qt::CaseInsensitive)==0) {
+            package.defaultInstall = xml.readElementText().compare("true") == 0;
+        } else if (xml.name().compare("ForcedInstallation",Qt::CaseInsensitive)==0) {
+            package.forcedInstall = xml.readElementText().compare("true") == 0;
+        } else if (xml.name().compare("Script",Qt::CaseInsensitive)==0) {
+            package.script = xml.readElementText();
+        } else if (xml.name().compare("Dependencies",Qt::CaseInsensitive)==0) {
+            package.dependencies = xml.readElementText().split(",");
+        } else if (xml.name().compare("UpdateFile",Qt::CaseInsensitive)==0) {
+            for (int i=0; i<xml.attributes().size(); ++i) {
+                const QXmlStreamAttribute & at = xml.attributes().at(i);
+                if (at.name().compare("CompressedSize", Qt::CaseInsensitive)==0) {
+                    package.compressedSize = at.value().toLong();
+                } else if (at.name().compare("UncompressedSize",Qt::CaseInsensitive)==0) {
+                    package.uncompressedSize = at.value().toLong();
+                } else if (at.name().compare("OS",Qt::CaseInsensitive)==0) {
+                    package.os = at.value().toString();
+                }
+            }
+            xml.skipCurrentElement();
+        } else if (xml.name().compare("DownloadableArchives")==0) {
+            package.downloadArchives = xml.readElementText().split(",");
+        } else if (xml.name().compare("Licenses",Qt::CaseInsensitive)==0) {
+           while (xml.readNextStartElement()) {
+                if (xml.name().compare("License",Qt::CaseInsensitive)==0) {
+                    QString name;
+                    QString file;
+                    for (int i=0; i<xml.attributes().size(); ++i) {
+                        const QXmlStreamAttribute & at = xml.attributes().at(i);
+                        if (at.name().compare("name", Qt::CaseInsensitive)==0) {
+                            name = at.value().toString();
+                        } else if (at.name().compare("file",Qt::CaseInsensitive)==0) {
+                            file = at.value().toString();
+                        }
+                    }
+                    package.license[name]=file;
+                    xml.skipCurrentElement();
+                } else {
+                    qDebug() << "Lic Skipping Updates.xml tag" << xml.name();
+
+                     xml.skipCurrentElement();
+                }
+            }
+        } else if (xml.name().compare("SHA1",Qt::CaseInsensitive)==0) {
+            package.sha1 = xml.readElementText();
+        } else {
+            qDebug() << "UP Skipping Updates.xml tag" << xml.name();
+
+            xml.skipCurrentElement();
+        }
+    };
+    packages[package.name] = package;
+}

sleepyhead/updateparser.h

@@ -10,6 +10,7 @@
 #define UPDATEPARSER_H
 
 #include <QXmlDefaultHandler>
+#include <QXmlStreamReader>
 #include <QMetaType>
 #include <QDate>
 
@@ -90,6 +91,68 @@ class UpdateParser: public QXmlDefaultHandler
     bool inUpdateNotes;
 };
 
+class PackageUpdate {
+public:
+    PackageUpdate() {}
+    PackageUpdate(const PackageUpdate & copy) {
+        // Seriously, why do I still have to do this crud by hand
+        // Where is the shortcut to save time here in the latest C++ extensions?
+        name = copy.name;
+        displayName = copy.displayName;
+        description = copy.description;
+        versionString = copy.versionString;
+        releaseDate = copy.releaseDate;
+        defaultInstall = copy.defaultInstall;
+        installScript = copy.installScript;
+        dependencies = copy.dependencies;
+        script = copy.script;
+        forcedInstall = copy.forcedInstall;
+        downloadArchives = copy.downloadArchives;
+        license = copy.license;
+        sha1 = copy.sha1;
+        compressedSize = copy.compressedSize;
+        uncompressedSize = copy.uncompressedSize;
+        os = copy.os;
+    }
+
+    QString name;
+    QString displayName;
+    QString description;
+    QString versionString;
+    QDate releaseDate;
+    bool defaultInstall;
+    QString installScript;
+    QStringList dependencies;
+    QString script;
+    bool forcedInstall;
+    QStringList downloadArchives;
+    QHash<QString, QString> license;
+    QString sha1;
+    unsigned int compressedSize;
+    unsigned int uncompressedSize;
+    QString os;
+};
+
+
+/*! \class UpdatesParser
+    \brief New SAX XML parser for QT Installer Frameworks Updates.xml
+  */
+class UpdatesParser
+{
+  public:
+    UpdatesParser();
+    bool read(QIODevice *device);
+    QString errorString() const;
+    QHash<QString, PackageUpdate> packages;
+
+  private:
+    void readUpdates();
+    void readPackageUpdate();
+
+    QXmlStreamReader xml;
+    PackageUpdate package;
+    QString currentTag;
+};
 
 
 #endif // UPDATEPARSER_H