Do proper version string comparison and fix string alignment code in PromptDlg to eliminate QT warning messages

6 files changed, 103 insertions, 10 deletions

diff --git a/noncore/settings/packagemanager/ChangeLog b/noncore/settings/packagemanager/ChangeLog
index 6ad724f..d53a2b3 100644
--- a/noncore/settings/packagemanager/ChangeLog
+++ b/noncore/settings/packagemanager/ChangeLog
@@ -1,25 +1,28 @@
 2004-02-13 Dan Williams <drw@handhelds.org>
 
+    * Released version 0.3.0
     * Fix handling of filtering options in View menu
+    * Do proper version string comparison
+    * Fix string alignment code in PromptDlg to eliminate QT warning messages
 
 2004-02-12 Dan Williams <drw@handhelds.org>
 
     * Package information dialog implemented
     * What's This app icon enabled
     * Changed all QDialog::exec() occurences to QPEApplication::execDialog()
 
 2004-01-23 Dan Williams <drw@handhelds.org>
 
     * Added package download functionality
     * Have Opie update links after install/removal so that apps
       will display properly in Launcher
 
 2004-01-20 Dan Williams <drw@handhelds.org>
 
     * Released version 0.2.0
     * Converted to use libipkg in place of spawning ipkg process
 
 2004-01-13 Dan Williams <drw@handhelds.org>
 
     * Released version 0.1.0
     * Initial check-in of new package management client to eventually replace AQPkg
diff --git a/noncore/settings/packagemanager/oipkg.cpp b/noncore/settings/packagemanager/oipkg.cpp
index eb07a61..086e91b 100644
--- a/noncore/settings/packagemanager/oipkg.cpp
+++ b/noncore/settings/packagemanager/oipkg.cpp
@@ -10,87 +10,85 @@
 :`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; either version 2 of the License,
      ._= =}       :          or (at your option) any later version.
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This program is distributed in the hope that
      +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
     =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
   _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
 ..}^=.=       =       ;      Library General Public License for more
 ++=   -.     .`     .:       details.
  :     =  ...= . :.=-
  -.   .:....=;==+<;          You should have received a copy of the GNU
   -_. . .   )=.  =           Library General Public License along with
     --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #include "oipkg.h"
 
-#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include <qdir.h>
 #include <qfile.h>
 #include <qmessagebox.h>
 #include <qtextstream.h>
 
 const QString IPKG_CONF        = "/etc/ipkg.conf";      // Fully-qualified name of Ipkg primary configuration file
 const QString IPKG_CONF_DIR    = "/etc/ipkg";           // Directory of secondary Ipkg configuration files
 const QString IPKG_PKG_PATH    = "/usr/lib/ipkg/lists"; // Directory containing server package lists
 const QString IPKG_STATUS_PATH = "usr/lib/ipkg/status"; // Destination status file location
 
 OIpkg *oipkg;
 
 // Ipkg callback functions
 
 int fsignalIpkgMessage( ipkg_conf_t */*conf*/, message_level_t /*level*/, char *msg )
 {
     oipkg->ipkgMessage( msg );
     return 0;
 }
 
 char *fIpkgResponse( char */*question*/ )
 {
     return 0x0;
 }
 
 int fIpkgStatus( char */*name*/, int /*status*/, char *desc, void */*userdata*/ )
 {
     oipkg->ipkgStatus( desc );
     return 0;
 }
 
 int fIpkgFiles( char */*name*/, char *desc, char */*version*/, pkg_state_status_t /*status*/,
                 void */*userdata*/ )
 {
-printf( "*****List*****\n%s\n", desc );
     oipkg->ipkgList( desc );
     return 0;
 }
 
 OIpkg::OIpkg( Config *config, QObject *parent, const char *name )
     : QObject( parent, name )
     , m_config( config )
     , m_confInfo( NULL )
     , m_ipkgExecOptions( 0 )
     , m_ipkgExecVerbosity( 1 )
 {
     oipkg = this;
 
     // Initialize libipkg
     if ( ipkg_init( &fsignalIpkgMessage, &fIpkgResponse, &m_ipkgArgs ) )
         QMessageBox::critical( 0, tr( "OIpkg" ), tr( "Error initialing libipkg" ) );
 
     // Default ipkg run-time arguments
     m_ipkgArgs.noaction = false;
     m_ipkgArgs.force_defaults = true;
 }
 
 OIpkg::~OIpkg()
 {
diff --git a/noncore/settings/packagemanager/opackagemanager.cpp b/noncore/settings/packagemanager/opackagemanager.cpp
index ad2fe02..3633e05 100644
--- a/noncore/settings/packagemanager/opackagemanager.cpp
+++ b/noncore/settings/packagemanager/opackagemanager.cpp
@@ -8,48 +8,50 @@
  _;:,     .>    :=|.         This program is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; either version 2 of the License,
      ._= =}       :          or (at your option) any later version.
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This program is distributed in the hope that
      +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
     =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
   _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
 ..}^=.=       =       ;      Library General Public License for more
 ++=   -.     .`     .:       details.
  :     =  ...= . :.=-
  -.   .:....=;==+<;          You should have received a copy of the GNU
   -_. . .   )=.  =           Library General Public License along with
     --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
+#include <ctype.h>
+
 #include <qpe/qpeapplication.h>
 
 #include "opackagemanager.h"
 #include "oipkgconfigdlg.h"
 
 OPackageManager::OPackageManager( Config *config, QObject *parent, const char *name )
     : QObject( parent, name )
     , m_config( config )
     , m_ipkg( m_config, this )
     , m_packages( 9973 )
     , m_categories()
 {
     m_packages.setAutoDelete( true );
 }
 
 void OPackageManager::loadAvailablePackages()
 {
     m_packages.clear();
 
     OConfItemList *serverList = m_ipkg.servers();
 
     if ( serverList )
     {
         // Initialize status messaging
@@ -272,52 +274,139 @@ OConfItem *OPackageManager::findConfItem( OConfItem::Type type, const QString &n
     if ( confList )
     {
         for ( OConfItemListIterator confIt( *confList ); confIt.current(); ++confIt )
         {
             OConfItem *conf = confIt.current();
 
             // Add only active confinations
             if ( conf->type() == type && conf->name() == name )
             {
                 confItem = conf;
                 break;
             }
         }
     }
 
     return confItem;
 
 }
 
 OPackage *OPackageManager::findPackage( const QString &name )
 {
     return m_packages[ name ];
 }
 
-int OPackageManager::compareVersions( const QString &version1, const QString &version2 )
+int OPackageManager::compareVersions( const QString &ver1, const QString &ver2 )
 {
-    // TODO - do proper compare!
-    if ( version1 < version2 )
-        return -1;
-    else if ( version1 > version2 )
+    // TODO - should this be in OIpkg???
+
+    int epoch1, epoch2;
+    QString version1, revision1;
+    QString version2, revision2;
+
+    parseVersion( ver1, &epoch1, &version1, &revision1 );
+    parseVersion( ver2, &epoch2, &version2, &revision2 );
+
+    if ( epoch1 > epoch2 )
         return 1;
+    else if ( epoch1 < epoch2 )
+        return -1;
+
+    int r = verrevcmp( version1.latin1(), version2.latin1() );
+    if (r)
+        return r;
 
-    return 0;
+    r = verrevcmp( revision1.latin1(), revision2.latin1() );
+    return r;
 }
 
 bool OPackageManager::configureDlg( bool installOptions )
 {
     OIpkgConfigDlg dlg( &m_ipkg, installOptions, static_cast<QWidget *>(parent()) );
     return ( QPEApplication::execDialog( &dlg ) == QDialog::Accepted );
 }
 
 void OPackageManager::saveSettings()
 {
     m_ipkg.saveSettings();
 }
 
 bool OPackageManager::executeCommand( OPackage::Command command, QStringList *packages,
                                       const QString &destination, const QObject *receiver,
                                       const char *slotOutput, bool rawOutput )
 {
     return m_ipkg.executeCommand( command, packages, destination, receiver, slotOutput, rawOutput );
 }
+
+void OPackageManager::parseVersion( const QString &verstr, int *epoch, QString *version,
+                                    QString *revision )
+{
+    *epoch = 0;
+    *revision = QString::null;
+
+    // Version string is in the format "ee:vv-rv", where ee=epoch, vv=version, rv=revision
+
+    // Get epoch
+    int colonpos = verstr.find( ':' );
+    if ( colonpos > -1 )
+    {
+        *epoch = verstr.left( colonpos ).toInt();
+    }
+
+    // Get version and revision
+    int hyphenpos = verstr.find( '-', colonpos + 1 );
+    int verlen = verstr.length();
+    if ( hyphenpos > -1 )
+    {
+        *version = verstr.mid( colonpos + 1, hyphenpos - colonpos - 1 );
+        *revision = verstr.right( verlen - hyphenpos - 1 );
+    }
+    else
+    {
+       *version = verstr.right( verlen - colonpos );
+    }
+}
+
+/*
+ * libdpkg - Debian packaging suite library routines
+ * vercmp.c - comparison of version numbers
+ *
+ * Copyright (C) 1995 Ian Jackson <iwj10@cus.cam.ac.uk>
+ */
+int OPackageManager::verrevcmp( const char *val, const char *ref )
+{
+     int vc, rc;
+     long vl, rl;
+     const char *vp, *rp;
+     const char *vsep, *rsep;
+
+     if (!val) val= "";
+     if (!ref) ref= "";
+     for (;;) {
+      vp= val;  while (*vp && !isdigit(*vp)) vp++;
+      rp= ref;  while (*rp && !isdigit(*rp)) rp++;
+      for (;;) {
+           vc= (val == vp) ? 0 : *val++;
+           rc= (ref == rp) ? 0 : *ref++;
+           if (!rc && !vc) break;
+           if (vc && !isalpha(vc)) vc += 256; /* assumes ASCII character set */
+           if (rc && !isalpha(rc)) rc += 256;
+           if (vc != rc) return vc - rc;
+      }
+      val= vp;
+      ref= rp;
+      vl=0;  if (isdigit(*vp)) vl= strtol(val,(char**)&val,10);
+      rl=0;  if (isdigit(*rp)) rl= strtol(ref,(char**)&ref,10);
+      if (vl != rl) return vl - rl;
+
+      vc = *val;
+      rc = *ref;
+      vsep = strchr(".-", vc);
+      rsep = strchr(".-", rc);
+      if (vsep && !rsep) return -1;
+      if (!vsep && rsep) return +1;
+
+      if (!*val && !*ref) return 0;
+      if (!*val) return -1;
+      if (!*ref) return +1;
+     }
+}
diff --git a/noncore/settings/packagemanager/opackagemanager.h b/noncore/settings/packagemanager/opackagemanager.h
index 871af0c..b710a51 100644
--- a/noncore/settings/packagemanager/opackagemanager.h
+++ b/noncore/settings/packagemanager/opackagemanager.h
@@ -59,31 +59,34 @@ public:
 
     const QStringList &categories() { return m_categories; }
     QStringList       *servers();
     QStringList       *destinations();
 
     int compareVersions( const QString &version1, const QString &version2 );
 
     OConfItem *findConfItem( OConfItem::Type type = OConfItem::NotDefined,
                              const QString &name = QString::null );
     OPackage  *findPackage( const QString &name = QString::null );
 
     bool configureDlg( bool installOptions = false );
     void saveSettings();
 
     bool executeCommand( OPackage::Command command = OPackage::NotDefined, QStringList *parameters = 0x0,
                          const QString &destination = QString::null, const QObject *receiver = 0x0,
                          const char *slotOutput = 0x0, bool rawOutput = true );
 
 private:
     Config         *m_config;     // Pointer to application configuration file
     OIpkg           m_ipkg;       // OIpkg object to retrieve package/configuration information
     QDict<OPackage> m_packages;   // Global list of available packages
     QStringList     m_categories; // List of all categories
 
+    void parseVersion( const QString &verstr, int *epoch, QString *version, QString *revision );
+    int verrevcmp( const char *val, const char *ref );
+
 signals:
     void initStatus( int numSteps );
     void statusText( const QString &status );
     void statusBar( int currStep );
 };
 
 #endif
diff --git a/noncore/settings/packagemanager/opie-packagemanager.control b/noncore/settings/packagemanager/opie-packagemanager.control
index 095e3be..5a3908e 100644
--- a/noncore/settings/packagemanager/opie-packagemanager.control
+++ b/noncore/settings/packagemanager/opie-packagemanager.control
@@ -1,10 +1,10 @@
 Package: opie-packagemanager
 Files: plugins/application/libpackagemanager.so* bin/packagemanager pics/packagemanager apps/Settings/packagemanager.desktop
 Priority: optional
 Section: Settings
 Depends: task-opie-minimal
 Replaces: packagemanager
 Architecture: arm
 Maintainer: Dan Williams (drw@handhelds.org)
 Description: Opie package management client
-Version: 0.2.0
+Version: 0.3.0
diff --git a/noncore/settings/packagemanager/promptdlg.cpp b/noncore/settings/packagemanager/promptdlg.cpp
index 128e88e..4e82ba9 100644
--- a/noncore/settings/packagemanager/promptdlg.cpp
+++ b/noncore/settings/packagemanager/promptdlg.cpp
@@ -24,49 +24,49 @@
     --        :-=`           Free Software Foundation, Inc.,
                              59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #include "promptdlg.h"
 
 #include <qlabel.h>
 #include <qlayout.h>
 #include <qpushbutton.h>
 #include <qwidgetlist.h>
 
 #include <qpe/qpeapplication.h>
 
 PromptDlg::PromptDlg( const QString &caption, const QString &text, const QString &btn1, const QString &btn2,
                       QWidget *parent )
     : QWidget( parent, QString::null, WType_Modal | WType_TopLevel | WStyle_Dialog )
     , m_btnClicked( -1 )
 {
     setCaption( caption );
 
     QGridLayout *layout = new QGridLayout( this, 2, 2, 4, 2 );
     QLabel *label = new QLabel( text, this );
-    label->setAlignment( AlignCenter | AlignTop | WordBreak );
+    label->setAlignment( AlignCenter | WordBreak );
     layout->addMultiCellWidget( label, 0, 0, 0, 1 );
 
     QPushButton *btn = new QPushButton( btn1, this );
     layout->addWidget( btn, 1, 0 );
     connect( btn, SIGNAL(clicked()), this, SLOT(slotBtn1Clicked()) );
 
     btn = new QPushButton( btn2, this );
     layout->addWidget( btn, 1, 1 );
     connect( btn, SIGNAL(clicked()), this, SLOT(slotBtn2Clicked()) );
 }
 
 int PromptDlg::display()
 {
     // Determine position of dialog.  Derived from QT's QDialog::show() method.
     QWidget *w = parentWidget();
     QPoint p( 0, 0 );
     int extraw = 0, extrah = 0;
     QWidget * desk = QApplication::desktop();
     if ( w )
         w = w->topLevelWidget();
 
     QWidgetList  *list = QApplication::topLevelWidgets();
     QWidgetListIt it( *list );
     while ( (extraw == 0 || extrah == 0) && it.current() != 0 )