| -rw-r--r-- | libopie2/opiepim/ChangeLog | 4 | ||||
| -rw-r--r-- | libopie2/opiepim/backend/ocontactaccessbackend_sql.cpp | 46 |
2 files changed, 39 insertions, 11 deletions
diff --git a/libopie2/opiepim/ChangeLog b/libopie2/opiepim/ChangeLog index 84517fb..acb6cb1 100644 --- a/libopie2/opiepim/ChangeLog +++ b/libopie2/opiepim/ChangeLog @@ -1,3 +1,5 @@ -2005-03.19 Stefan Eilers <stefan@eilers-online.net> +2005-03-20 Stefan Eilers <stefan@eilers-online.net> + * #1608 Quickfix for problem with DateDiff on SQL backend. I have to rethink this solution, but due to the short time, this should work. +2005-03-19 Stefan Eilers <stefan@eilers-online.net> * Minor update for sorted(). Now ignoring any category search if "DoNotShowWithCategory" filter is activated. * Fixing uninitialized member variable, caused crash of backend diff --git a/libopie2/opiepim/backend/ocontactaccessbackend_sql.cpp b/libopie2/opiepim/backend/ocontactaccessbackend_sql.cpp index 2368865..50421e2 100644 --- a/libopie2/opiepim/backend/ocontactaccessbackend_sql.cpp +++ b/libopie2/opiepim/backend/ocontactaccessbackend_sql.cpp @@ -548,5 +548,6 @@ UIDArray OPimContactAccessBackend_SQL::queryByExample ( const UIDArray& uidlist, } - QString searchQuery =""; + QString searchQuery = ""; + QString temp_searchQuery = ""; QDate startDate; @@ -586,11 +587,20 @@ UIDArray OPimContactAccessBackend_SQL::queryByExample ( const UIDArray& uidlist, if ( settings & OPimContactAccess::DateDiff ) { - searchQuery += QString( " (\"%1\" <= '%2-%3-%4\' AND \"%5\" >= '%6-%7-%8')" ) + // To handle datediffs correctly, we need to remove the year information from + // the birthday and anniversary. + // To do this efficiently, we will create a temporary table which contains the + // information we need and do the query on it. + // This table is just visible for this process and will be removed + // automatically after using. + temp_searchQuery = "CREATE TEMP TABLE bs ( uid, \"Birthday\", \"Anniversary\" );"; + temp_searchQuery += "INSERT INTO bs SELECT uid,substr(\"Birthday\", 6, 10),substr(\"Anniversary\", 6, 10) FROM addressbook WHERE ( \"Birthday\" != '' OR \"Anniversary\" != '' );"; + + temp_searchQuery += QString( "SELECT uid FROM bs WHERE (\"%1\" <= '%2-%3\' AND \"%4\" >= '%5-%6')" ) .arg( *it ) - .arg( QString::number( endDate->year() ).rightJustify( 4, '0' ) ) + //.arg( QString::number( endDate->year() ).rightJustify( 4, '0' ) ) .arg( QString::number( endDate->month() ).rightJustify( 2, '0' ) ) .arg( QString::number( endDate->day() ).rightJustify( 2, '0' ) ) .arg( *it ) - .arg( QString::number( startDate.year() ).rightJustify( 4, '0' ) ) + //.arg( QString::number( startDate.year() ).rightJustify( 4, '0' ) ) .arg( QString::number( startDate.month() ).rightJustify( 2, '0' ) ) .arg( QString::number( startDate.day() ).rightJustify( 2, '0' ) ) ; @@ -598,6 +608,6 @@ UIDArray OPimContactAccessBackend_SQL::queryByExample ( const UIDArray& uidlist, if ( settings & OPimContactAccess::DateYear ){ - if ( settings & OPimContactAccess::DateDiff ) - searchQuery += " AND"; + // if ( settings & OPimContactAccess::DateDiff ) + // searchQuery += " AND"; searchQuery += QString( " (\"%1\" LIKE '%2-%')" ) @@ -644,9 +654,18 @@ UIDArray OPimContactAccessBackend_SQL::queryByExample ( const UIDArray& uidlist, delete endDate; } - // Skip trailing "AND" -// if ( isAnyFieldSelected ) -// qu = qu.left( qu.length() - 4 ); - qu += searchQuery; + // The following is very ugly! (eilers) + if ( !temp_searchQuery.isEmpty() && !searchQuery.isEmpty() ){ + // If we use DateDiff, we have to intersect two queries. + qu = temp_searchQuery + QString( " INTERSECT " ) + qu + searchQuery; + } else if ( temp_searchQuery.isEmpty() && !searchQuery.isEmpty() ){ + qu += searchQuery; + } else if ( !temp_searchQuery.isEmpty() && searchQuery.isEmpty() ){ + // This will cause wrong results!! Uid filter is not used here! + qu = temp_searchQuery; + } else if ( temp_searchQuery.isEmpty() && searchQuery.isEmpty() ){ + UIDArray empty; + return empty; + } odebug << "queryByExample query: " << qu << "" << oendl; @@ -662,4 +681,11 @@ UIDArray OPimContactAccessBackend_SQL::queryByExample ( const UIDArray& uidlist, UIDArray list = extractUids( res ); + // Remove temp table if created + if ( !temp_searchQuery.isEmpty( ) ){ + qu = "DROP TABLE bs"; + OSQLRawQuery raw( qu ); + OSQLResult res = m_driver->query( &raw ); + } + return list; } |