author | eilers <eilers> | 2005-03-20 17:47:23 (UTC) |
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committer | eilers <eilers> | 2005-03-20 17:47:23 (UTC) |
commit | 22d113c0b0dc0a9a71cb55f565c4df04272809e1 (patch) (side-by-side diff) | |
tree | 4decc50e15c93f1c6afc9131e3124c4f11115475 | |
parent | 5bc93a55c05c7292502c908fc0a99d5010a641c7 (diff) | |
download | opie-22d113c0b0dc0a9a71cb55f565c4df04272809e1.zip opie-22d113c0b0dc0a9a71cb55f565c4df04272809e1.tar.gz opie-22d113c0b0dc0a9a71cb55f565c4df04272809e1.tar.bz2 |
Fixing #1608, second issue: QueryByExample-Datediff does not work properly.
This solution is not the best. I will rethink it as I have enough time. But it should
work..
-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 @@ -1,7 +1,9 @@ -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 2005-03-18 Stefan Eilers <stefan@eilers-online.net> * Rewrote generic sorted filter and added filter for "DoNotShowWithCategory", needed by addressbook (other filters need to be added!) 2005-01-16 Stefan Eilers <stefan@eilers-online.net> * Added new OPimEventSortVector class, improved OPimSortVector 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 @@ -544,13 +544,14 @@ UIDArray OPimContactAccessBackend_SQL::queryByExample ( const UIDArray& uidlist, qu += " uid = " + QString::number( uidlist[i] ) + " OR"; } qu.remove( qu.length()-2, 2 ); // Hmmmm.. qu += " ) AND "; } - QString searchQuery =""; + QString searchQuery = ""; + QString temp_searchQuery = ""; QDate startDate; if ( qd.isValid() ) startDate = qd.date(); else @@ -582,26 +583,35 @@ UIDArray OPimContactAccessBackend_SQL::queryByExample ( const UIDArray& uidlist, // Fall through ! case Qtopia::Anniversary: if ( endDate == 0l ) endDate = new QDate( query.anniversary() ); 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' ) ) ; } if ( settings & OPimContactAccess::DateYear ){ - if ( settings & OPimContactAccess::DateDiff ) - searchQuery += " AND"; + // if ( settings & OPimContactAccess::DateDiff ) + // searchQuery += " AND"; searchQuery += QString( " (\"%1\" LIKE '%2-%')" ) .arg( *it ) .arg( QString::number( endDate->year() ).rightJustify( 4, '0' ) ); } @@ -640,17 +650,26 @@ 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; // Execute query and return the received uid's OSQLRawQuery raw( qu ); OSQLResult res = m_driver->query( &raw ); @@ -658,12 +677,19 @@ UIDArray OPimContactAccessBackend_SQL::queryByExample ( const UIDArray& uidlist, UIDArray empty; return empty; } 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; } UIDArray OPimContactAccessBackend_SQL::matchRegexp( const QRegExp &r ) const { #if 0 |