Added first experimental incarnation of sql-backend for addressbook.

Some modifications to be able to compile the todo sql-backend.
A lot of changes fill follow...

1 files changed, 5 insertions, 2 deletions

diff --git a/libopie/pim/ocontactaccessbackend_xml.cpp b/libopie/pim/ocontactaccessbackend_xml.cpp
index 1b5af2f..aae7fca 100644
--- a/libopie/pim/ocontactaccessbackend_xml.cpp
+++ b/libopie/pim/ocontactaccessbackend_xml.cpp
@@ -1,275 +1,278 @@
 /*
  * XML Backend for the OPIE-Contact Database.
  *
  * Copyright (c) 2002 by Stefan Eilers (Eilers.Stefan@epost.de)
  *
  * =====================================================================
  *	This program is free software; you can redistribute it and/or
  *	modify it under the terms of the GNU Library General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
  * =====================================================================
- * ToDo: XML-Backend: Automatic reload if something was changed...
- *
  *
  * =====================================================================
  * Version: $Id$
  * =====================================================================
  * History:
  * $Log$
+ * Revision 1.9  2003/09/22 14:31:16  eilers
+ * Added first experimental incarnation of sql-backend for addressbook.
+ * Some modifications to be able to compile the todo sql-backend.
+ * A lot of changes fill follow...
+ *
  * Revision 1.8  2003/08/30 15:28:26  eilers
  * Removed some unimportant debug output which causes slow down..
  *
  * Revision 1.7  2003/08/01 12:30:16  eilers
  * Merging changes from BRANCH_1_0 to HEAD
  *
  * Revision 1.6  2003/07/07 16:19:47  eilers
  * Fixing serious bug in hasQuerySettings()
  *
  * Revision 1.5  2003/04/13 18:07:10  zecke
  * More API doc
  * QString -> const QString&
  * QString = 0l -> QString::null
  *
  * Revision 1.4  2003/03/21 14:32:54  mickeyl
  * g++ compliance fix: default arguments belong into the declaration, but not the definition
  *
  * Revision 1.3  2003/03/21 12:26:28  eilers
  * Fixing small bug: If we search a birthday from today to today, it returned
  * every contact ..
  *
  * Revision 1.2  2003/03/21 10:33:09  eilers
  * Merged speed optimized xml backend for contacts to main.
  * Added QDateTime to querybyexample. For instance, it is now possible to get
  * all Birthdays/Anniversaries between two dates. This should be used
  * to show all birthdays in the datebook..
  * This change is sourcecode backward compatible but you have to upgrade
  * the binaries for today-addressbook.
  *
  * Revision 1.1.2.2  2003/02/11 12:17:28  eilers
  * Speed optimization. Removed the sequential search loops.
  *
  * Revision 1.1.2.1  2003/02/10 15:31:38  eilers
  * Writing offsets to debug output..
  *
  * Revision 1.1  2003/02/09 15:05:01  eilers
  * Nothing happened.. Just some cleanup before I will start..
  *
  * Revision 1.12  2003/01/03 16:58:03  eilers
  * Reenable debug output
  *
  * Revision 1.11  2003/01/03 12:31:28  eilers
  * Bugfix for calculating data diffs..
  *
  * Revision 1.10  2003/01/02 14:27:12  eilers
  * Improved query by example: Search by date is possible.. First step
  * for a today plugin for birthdays..
  *
  * Revision 1.9  2002/12/08 12:48:57  eilers
  * Moved journal-enum from ocontact into i the xml-backend..
  *
  * Revision 1.8  2002/11/14 17:04:24  eilers
  * Sorting will now work if fullname is identical on some entries
  *
  * Revision 1.7  2002/11/13 15:02:46  eilers
  * Small Bug in sorted fixed
  *
  * Revision 1.6  2002/11/13 14:14:51  eilers
  * Added sorted for Contacts..
  *
  * Revision 1.5  2002/11/01 15:10:42  eilers
  * Added regExp-search in database for all fields in a contact.
  *
  * Revision 1.4  2002/10/16 10:52:40  eilers
  * Added some docu to the interface and now using the cache infrastucture by zecke.. :)
  *
  * Revision 1.3  2002/10/14 16:21:54  eilers
  * Some minor interface updates
  *
  * Revision 1.2  2002/10/07 17:34:24  eilers
  * added OBackendFactory for advanced backend access
  *
  * Revision 1.1  2002/09/27 17:11:44  eilers
  * Added API for accessing the Contact-Database ! It is compiling, but
  * please do not expect that anything is working !
  * I will debug that stuff in the next time ..
  * Please read README_COMPILE for compiling !
  *
  *
  */
 
 #include "ocontactaccessbackend_xml.h"
 
 #include <qasciidict.h>
 #include <qdatetime.h>
 #include <qfile.h>
 #include <qfileinfo.h>
 #include <qregexp.h>
 #include <qarray.h>
 #include <qmap.h>
 #include <qdatetime.h>
 
 #include <qpe/global.h>
 
 #include <opie/xmltree.h>
 #include "ocontactaccessbackend.h"
 #include "ocontactaccess.h"
 
 #include <stdlib.h>
 #include <errno.h>
 
 using namespace Opie;
 
 
 OContactAccessBackend_XML::OContactAccessBackend_XML ( const QString& appname, const QString& filename ):
 	m_changed( false )
 {
 	// Just m_contactlist should call delete if an entry
 	// is removed.
 	m_contactList.setAutoDelete( true );
 	m_uidToContact.setAutoDelete( false );
 
 	m_appName = appname;
 
 	/* Set journalfile name ... */
 	m_journalName = getenv("HOME");
 	m_journalName +="/.abjournal" + appname;
 
 	/* Expecting to access the default filename if nothing else is set */
 	if ( filename.isEmpty() ){
 		m_fileName = Global::applicationFileName( "addressbook","addressbook.xml" );
 	} else
 		m_fileName = filename;
 
 	/* Load Database now */
 	load ();
 }
 
 bool OContactAccessBackend_XML::save()
 {
 
 	if ( !m_changed )
 		return true;
 
 	QString strNewFile = m_fileName + ".new";
 	QFile f( strNewFile );
 	if ( !f.open( IO_WriteOnly|IO_Raw ) )
 		return false;
 
 	int total_written;
 	int idx_offset = 0;
 	QString out;
 
 	// Write Header
 	out = "<?xml version=\"1.0\" encoding=\"UTF-8\"?><!DOCTYPE Addressbook ><AddressBook>\n"
 		" <Groups>\n"
 		" </Groups>\n"
 		" <Contacts>\n";
 	QCString cstr = out.utf8();
 	f.writeBlock( cstr.data(), cstr.length() );
 	idx_offset += cstr.length();
 	out = "";
 
 	// Write all contacts
 	QListIterator<OContact> it( m_contactList );
 	for ( ; it.current(); ++it ) {
 		// qWarning(" Uid %d at Offset: %x", (*it)->uid(), idx_offset );
 		out += "<Contact ";
 		(*it)->save( out );
 		out += "/>\n";
 		cstr = out.utf8();
 		total_written = f.writeBlock( cstr.data(), cstr.length() );
 		idx_offset += cstr.length();
 		if ( total_written != int(cstr.length()) ) {
 			f.close();
 			QFile::remove( strNewFile );
 			return false;
 		}
 		out = "";
 	}
 	out += " </Contacts>\n</AddressBook>\n";
 
 	// Write Footer
 	cstr = out.utf8();
 	total_written = f.writeBlock( cstr.data(), cstr.length() );
 	if ( total_written != int( cstr.length() ) ) {
 		f.close();
 		QFile::remove( strNewFile );
 		return false;
 	}
 	f.close();
 
 	// move the file over, I'm just going to use the system call
 	// because, I don't feel like using QDir.
 	if ( ::rename( strNewFile.latin1(), m_fileName.latin1() ) < 0 ) {
 		qWarning( "problem renaming file %s to %s, errno: %d",
 			  strNewFile.latin1(), m_journalName.latin1(), errno );
 		// remove the tmp file...
 		QFile::remove( strNewFile );
 	}
 
 	/* The journalfile should be removed now... */
 	removeJournal();
 
 	m_changed = false;
 	return true;
 }
 
 bool OContactAccessBackend_XML::load ()
 {
 	m_contactList.clear();
 	m_uidToContact.clear();
 
 	/* Load XML-File and journal if it exists */
 	if ( !load ( m_fileName, false ) )
 		return false;
 	/* The returncode of the journalfile is ignored due to the
 	 * fact that it does not exist when this class is instantiated !
 	 * But there may such a file exist, if the application crashed.
 	 * Therefore we try to load it to get the changes before the #
 	 * crash happened...
 	 */
 	load (m_journalName, true);
 
 	return true;
 }
 
 void OContactAccessBackend_XML::clear ()
 {
 	m_contactList.clear();
 	m_uidToContact.clear();
 
 	m_changed = false;
 }
 
 bool OContactAccessBackend_XML::wasChangedExternally()
 {
 	QFileInfo fi( m_fileName );
 
 	QDateTime lastmod = fi.lastModified ();
 
 	return (lastmod != m_readtime);
 }
 
 QArray<int> OContactAccessBackend_XML::allRecords() const
 {
 	QArray<int> uid_list( m_contactList.count() );
 
 	uint counter = 0;
 	QListIterator<OContact> it( m_contactList );
 	for( ; it.current(); ++it ){
 		uid_list[counter++] = (*it)->uid();
 	}
 
 	return ( uid_list );
 }
 
 OContact OContactAccessBackend_XML::find ( int uid ) const
 {
 	OContact foundContact; //Create empty contact
 
 	OContact* found = m_uidToContact.find( QString().setNum( uid ) );
 
 	if ( found ){
 		foundContact = *found;
 	}