#include <qdatetime.h> #include <qpe/global.h> #include <opie/osqldriver.h> #include <opie/osqlresult.h> #include <opie/osqlmanager.h> #include <opie/osqlquery.h> #include "otodoaccesssql.h" /* * first some query * CREATE query * LOAD query * INSERT * REMOVE * CLEAR */ namespace { /** * CreateQuery for the Todolist Table */ class CreateQuery : public OSQLQuery { public: CreateQuery(); ~CreateQuery(); QString query()const; }; /** * LoadQuery * this one queries for all uids */ class LoadQuery : public OSQLQuery { public: LoadQuery(); ~LoadQuery(); QString query()const; }; /** * inserts/adds a OTodo to the table */ class InsertQuery : public OSQLQuery { public: InsertQuery(const OTodo& ); ~InsertQuery(); QString query()const; private: OTodo m_todo; }; /** * removes one from the table */ class RemoveQuery : public OSQLQuery { public: RemoveQuery(int uid ); ~RemoveQuery(); QString query()const; private: int m_uid; }; /** * Clears (delete) a Table */ class ClearQuery : public OSQLQuery { public: ClearQuery(); ~ClearQuery(); QString query()const; }; /** * a find query */ class FindQuery : public OSQLQuery { public: FindQuery(int uid); FindQuery(const QArray<int>& ); ~FindQuery(); QString query()const; private: QString single()const; QString multi()const; QArray<int> m_uids; int m_uid; }; /** * overdue query */ class OverDueQuery : public OSQLQuery { public: OverDueQuery(); ~OverDueQuery(); QString query()const; }; class EffQuery : public OSQLQuery { public: EffQuery( const QDate&, const QDate&, bool inc ); ~EffQuery(); QString query()const; private: QString with()const; QString out()const; QDate m_start; QDate m_end; bool m_inc :1; }; CreateQuery::CreateQuery() : OSQLQuery() {} CreateQuery::~CreateQuery() {} QString CreateQuery::query()const { QString qu; qu += "create table todolist( uid, categories, completed, progress, "; qu += "summary, DueDate, priority, description )"; return qu; } LoadQuery::LoadQuery() : OSQLQuery() {} LoadQuery::~LoadQuery() {} QString LoadQuery::query()const { QString qu; qu += "select distinct uid from todolist"; return qu; } InsertQuery::InsertQuery( const OTodo& todo ) : OSQLQuery(), m_todo( todo ) { } InsertQuery::~InsertQuery() { } /* * converts from a OTodo to a query * we leave out X-Ref + Alarms */ QString InsertQuery::query()const{ int year, month, day; year = month = day = 0; if (m_todo.hasDueDate() ) { QDate date = m_todo.dueDate(); year = date.year(); month = date.month(); day = date.day(); } QString qu; qu = "insert into todolist VALUES(" + QString::number( m_todo.uid() ) + ",'" + m_todo.idsToString( m_todo.categories() ) + "',"; qu += QString::number( m_todo.isCompleted() ) + "," + QString::number( m_todo.progress() ) + ","; qu += "'"+m_todo.summary()+"','"+QString::number(year)+"-"+QString::number(month)+"-"+QString::number(day)+"',"; qu += QString::number(m_todo.priority() ) +",'" + m_todo.description() + "')"; qWarning("add %s", qu.latin1() ); return qu; } RemoveQuery::RemoveQuery(int uid ) : OSQLQuery(), m_uid( uid ) {} RemoveQuery::~RemoveQuery() {} QString RemoveQuery::query()const { QString qu = "DELETE from todolist where uid = " + QString::number(m_uid); return qu; } ClearQuery::ClearQuery() : OSQLQuery() {} ClearQuery::~ClearQuery() {} QString ClearQuery::query()const { QString qu = "drop table todolist"; return qu; } FindQuery::FindQuery(int uid) : OSQLQuery(), m_uid(uid ) { } FindQuery::FindQuery(const QArray<int>& ints) : OSQLQuery(), m_uids(ints){ } FindQuery::~FindQuery() { } QString FindQuery::query()const{ if (m_uids.count() == 0 ) return single(); else return multi(); } QString FindQuery::single()const{ QString qu = "select uid, categories, completed, progress, summary, "; qu += "DueDate, priority, description from todolist where uid = " + QString::number(m_uid); return qu; } QString FindQuery::multi()const { QString qu = "select uid, categories, completed, progress, summary, "; qu += "DueDate, priority, description from todolist where "; for (uint i = 0; i < m_uids.count(); i++ ) { qu += " UID = " + QString::number( m_uids[i] ) + " OR"; } qu.remove( qu.length()-2, 2 ); return qu; } OverDueQuery::OverDueQuery(): OSQLQuery() {} OverDueQuery::~OverDueQuery() {} QString OverDueQuery::query()const { QDate date = QDate::currentDate(); QString str; str = QString("select uid from todolist where DueDate ='%1-%2-%3'").arg(date.year() ).arg(date.month() ).arg(date.day() ); return str; } EffQuery::EffQuery( const QDate& start, const QDate& end, bool inc ) : OSQLQuery(), m_start( start ), m_end( end ),m_inc(inc) {} EffQuery::~EffQuery() {} QString EffQuery::query()const { return m_inc ? with() : out(); } QString EffQuery::with()const { QString str; str = QString("select uid from todolist where ( DueDate >= '%1-%2-%3' AND DueDate <= '%4-%5-%6' ) OR DueDate = '0-0-0' ") .arg( m_start.year() ).arg( m_start.month() ).arg( m_start.day() ) .arg( m_end .year() ).arg( m_end .month() ).arg( m_end .day() ); return str; } QString EffQuery::out()const { QString str; str = QString("select uid from todolist where DueDate >= '%1-%2-%3' AND DueDate <= '%4-%5-%6'") .arg(m_start.year() ).arg(m_start.month() ).arg( m_start.day() ) .arg(m_end. year() ).arg(m_end. month() ).arg(m_end.day() ); return str; } }; OTodoAccessBackendSQL::OTodoAccessBackendSQL( const QString& file ) : OTodoAccessBackend(), m_dict(15), m_dirty(true) { QString fi = file; if ( fi.isEmpty() ) fi = Global::applicationFileName( "todolist", "todolist.db" ); OSQLManager man; m_driver = man.standard(); m_driver->setUrl(fi); fillDict(); } OTodoAccessBackendSQL::~OTodoAccessBackendSQL(){ } bool OTodoAccessBackendSQL::load(){ if (!m_driver->open() ) return false; CreateQuery creat; OSQLResult res = m_driver->query(&creat ); m_dirty = true; return true; } bool OTodoAccessBackendSQL::reload(){ return load(); } bool OTodoAccessBackendSQL::save(){ return m_driver->close(); } QArray<int> OTodoAccessBackendSQL::allRecords()const { if (m_dirty ) update(); return m_uids; } QArray<int> OTodoAccessBackendSQL::queryByExample( const OTodo& , int ){ QArray<int> ints(0); return ints; } OTodo OTodoAccessBackendSQL::find(int uid ) const{ FindQuery query( uid ); return todo( m_driver->query(&query) ); } OTodo OTodoAccessBackendSQL::find( int uid, const QArray<int>& ints, uint cur, Frontend::CacheDirection dir ) const{ int CACHE = readAhead(); qWarning("searching for %d", uid ); QArray<int> search( CACHE ); uint size =0; OTodo to; // we try to cache CACHE items switch( dir ) { /* forward */ case 0: for (uint i = cur; i < ints.count() && size < CACHE; i++ ) { qWarning("size %d %d", size, ints[i] ); search[size] = ints[i]; size++; } break; /* reverse */ case 1: for (uint i = cur; i != 0 && size < CACHE; i-- ) { search[size] = ints[i]; size++; } break; } search.resize( size ); FindQuery query( search ); OSQLResult res = m_driver->query( &query ); if ( res.state() != OSQLResult::Success ) return to; return todo( res ); } void OTodoAccessBackendSQL::clear() { ClearQuery cle; OSQLResult res = m_driver->query( &cle ); CreateQuery qu; res = m_driver->query(&qu); } bool OTodoAccessBackendSQL::add( const OTodo& t) { InsertQuery ins( t ); OSQLResult res = m_driver->query( &ins ); if ( res.state() == OSQLResult::Failure ) return false; int c = m_uids.count(); m_uids.resize( c+1 ); m_uids[c] = t.uid(); return true; } bool OTodoAccessBackendSQL::remove( int uid ) { RemoveQuery rem( uid ); OSQLResult res = m_driver->query(&rem ); if ( res.state() == OSQLResult::Failure ) return false; m_dirty = true; return true; } /* * FIXME better set query * but we need the cache for that * now we remove */ bool OTodoAccessBackendSQL::replace( const OTodo& t) { remove( t.uid() ); bool b= add(t); m_dirty = false; // we changed some stuff but the UID stayed the same return b; } QArray<int> OTodoAccessBackendSQL::overDue() { OverDueQuery qu; return uids( m_driver->query(&qu ) ); } QArray<int> OTodoAccessBackendSQL::effectiveToDos( const QDate& s, const QDate& t, bool u) { EffQuery ef(s, t, u ); return uids (m_driver->query(&ef) ); } /* * */ QArray<int> OTodoAccessBackendSQL::sorted( bool asc, int sortOrder, int sortFilter, int cat ) { qWarning("sorted %d, %d", asc, sortOrder ); QString query; query = "select uid from todolist WHERE "; /* * Sort Filter stuff * not that straight forward * */ /* Category */ if ( sortFilter & 1 ) { QString str; if (cat != 0 ) str = QString::number( cat ); query += " categories like '%" +str+"%' AND"; } /* Show only overdue */ if ( sortFilter & 2 ) { QDate date = QDate::currentDate(); QString due; QString base; base = QString("DueDate <= '%1-%2-%3' AND completed = 0").arg( date.year() ).arg( date.month() ).arg( date.day() ); query += " " + base + " AND"; } /* not show completed */ if ( sortFilter & 4 ) { query += " completed = 0 AND"; }else{ query += " ( completed = 1 OR completed = 0) AND"; } /* srtip the end */ query = query.remove( query.length()-3, 3 ); /* * sort order stuff * quite straight forward */ query += "ORDER BY "; switch( sortOrder ) { /* completed */ case 0: query += "completed"; break; case 1: query += "priority"; break; case 2: query += "summary"; break; case 3: query += "DueDate"; break; } if ( !asc ) { qWarning("not ascending!"); query += " DESC"; } qWarning( query ); OSQLRawQuery raw(query ); return uids( m_driver->query(&raw) ); } bool OTodoAccessBackendSQL::date( QDate& da, const QString& str ) const{ if ( str == "0-0-0" ) return false; else{ int day, year, month; QStringList list = QStringList::split("-", str ); year = list[0].toInt(); month = list[1].toInt(); day = list[2].toInt(); da.setYMD( year, month, day ); return true; } } OTodo OTodoAccessBackendSQL::todo( const OSQLResult& res) const{ if ( res.state() == OSQLResult::Failure ) { OTodo to; return to; } OSQLResultItem::ValueList list = res.results(); OSQLResultItem::ValueList::Iterator it = list.begin(); qWarning("todo1"); OTodo to = todo( (*it) ); cache( to ); ++it; for ( ; it != list.end(); ++it ) { qWarning("caching"); cache( todo( (*it) ) ); } return to; } OTodo OTodoAccessBackendSQL::todo( OSQLResultItem& item )const { qWarning("todo"); bool has = false; QDate da = QDate::currentDate(); has = date( da, item.data("DueDate") ); QStringList cats = QStringList::split(";", item.data("categories") ); OTodo to( (bool)item.data("completed").toInt(), item.data("priority").toInt(), cats, item.data("summary"), item.data("description"), item.data("progress").toUShort(), has, da, item.data("uid").toInt() ); return to; } OTodo OTodoAccessBackendSQL::todo( int uid )const { FindQuery find( uid ); return todo( m_driver->query(&find) ); } /* * update the dict */ void OTodoAccessBackendSQL::fillDict() { /* initialize dict */ /* * UPDATE dict if you change anything!!! */ m_dict.setAutoDelete( TRUE ); m_dict.insert("Categories" , new int(OTodo::Category) ); m_dict.insert("Uid" , new int(OTodo::Uid) ); m_dict.insert("HasDate" , new int(OTodo::HasDate) ); m_dict.insert("Completed" , new int(OTodo::Completed) ); m_dict.insert("Description" , new int(OTodo::Description) ); m_dict.insert("Summary" , new int(OTodo::Summary) ); m_dict.insert("Priority" , new int(OTodo::Priority) ); m_dict.insert("DateDay" , new int(OTodo::DateDay) ); m_dict.insert("DateMonth" , new int(OTodo::DateMonth) ); m_dict.insert("DateYear" , new int(OTodo::DateYear) ); m_dict.insert("Progress" , new int(OTodo::Progress) ); m_dict.insert("Completed", new int(OTodo::Completed) ); m_dict.insert("CrossReference", new int(OTodo::CrossReference) ); m_dict.insert("HasAlarmDateTime",new int(OTodo::HasAlarmDateTime) ); m_dict.insert("AlarmDateTime", new int(OTodo::AlarmDateTime) ); } /* * need to be const so let's fool the * compiler :( */ void OTodoAccessBackendSQL::update()const { ((OTodoAccessBackendSQL*)this)->m_dirty = false; LoadQuery lo; OSQLResult res = m_driver->query(&lo); if ( res.state() != OSQLResult::Success ) return; ((OTodoAccessBackendSQL*)this)->m_uids = uids( res ); } QArray<int> OTodoAccessBackendSQL::uids( const OSQLResult& res) const{ OSQLResultItem::ValueList list = res.results(); OSQLResultItem::ValueList::Iterator it; QArray<int> ints(list.count() ); qWarning(" count = %d", list.count() ); int i = 0; for (it = list.begin(); it != list.end(); ++it ) { ints[i] = (*it).data("uid").toInt(); i++; } return ints; }