From acd2d0062dd87635feb03927663b1f700305d67b Mon Sep 17 00:00:00 2001 From: zecke Date: Mon, 07 Oct 2002 09:10:05 +0000 Subject: First SQL backend Resource The DB layout is not fully what we've in mind but for example I do lack the Categories infrastructure for that I've to implement sorted lists and then I'll make Todolist fast --- (limited to 'libopie2/opiepim/backend') diff --git a/libopie2/opiepim/backend/otodoaccesssql.cpp b/libopie2/opiepim/backend/otodoaccesssql.cpp new file mode 100644 index 0000000..209e714 --- a/dev/null +++ b/libopie2/opiepim/backend/otodoaccesssql.cpp @@ -0,0 +1,397 @@ + +#include + +#include + +#include +#include +#include +#include + +#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(); + QString query()const; + private: + 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() { + } + QString FindQuery::query()const{ + QString qu = "select uid, categories, completed, progress, summary, "; + qu += "DueDate, priority, description from todolist where uid = " + QString::number(m_uid); + 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) +{ + 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 ); + + update(); + qWarning("loaded %d", m_uids.count() ); + return true; +} +bool OTodoAccessBackendSQL::reload(){ + return load(); +} + +bool OTodoAccessBackendSQL::save(){ + return m_driver->close(); +} +QArray OTodoAccessBackendSQL::allRecords()const { + return m_uids; +} +QArray OTodoAccessBackendSQL::queryByExample( const OTodo& , int ){ + QArray ints(0); + return ints; +} +OTodo OTodoAccessBackendSQL::find(int uid ) const{ + FindQuery query( uid ); + return todo( m_driver->query(&query) ); + +} +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; + + update(); + 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() ); + return add(t); +} +QArray OTodoAccessBackendSQL::overDue() { + OverDueQuery qu; + return uids( m_driver->query(&qu ) ); +} +QArray OTodoAccessBackendSQL::effectiveToDos( const QDate& s, + const QDate& t, + bool u) { + EffQuery ef(s, t, u ); + return uids (m_driver->query(&ef) ); +} +QArray OTodoAccessBackendSQL::sorted( bool asc, int sortOrder, + int sortFilter, int cat ) { + QArray ints(0); + return ints; +} +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(); + + bool has = false; QDate da = QDate::currentDate(); + has = date( da, (*it).data("DueDate") ); + QStringList cats = QStringList::split(";", (*it).data("categories") ); + + OTodo to( (bool)(*it).data("completed").toInt(), (*it).data("priority").toInt(), + cats, (*it).data("summary"), (*it).data("description"), + (*it).data("progress").toUShort(), has, da, (*it).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) ); +} +void OTodoAccessBackendSQL::update() { + LoadQuery lo; + OSQLResult res = m_driver->query(&lo); + if ( res.state() != OSQLResult::Success ) + return; + + m_uids = uids( res ); +} +QArray OTodoAccessBackendSQL::uids( const OSQLResult& res) const{ + + OSQLResultItem::ValueList list = res.results(); + OSQLResultItem::ValueList::Iterator it; + QArray ints(list.count() ); + + int i = 0; + for (it = list.begin(); it != list.end(); ++it ) { + ints[i] = (*it).data("uid").toInt(); + i++; + } + return ints; +} + diff --git a/libopie2/opiepim/backend/otodoaccesssql.h b/libopie2/opiepim/backend/otodoaccesssql.h new file mode 100644 index 0000000..966628d --- a/dev/null +++ b/libopie2/opiepim/backend/otodoaccesssql.h @@ -0,0 +1,46 @@ +#ifndef OPIE_PIM_ACCESS_SQL_H +#define OPIE_PIM_ACCESS_SQL_H + +#include + +#include "otodoaccessbackend.h" + +class OSQLDriver; +class OSQLResult; +class OTodoAccessBackendSQL : public OTodoAccessBackend { +public: + OTodoAccessBackendSQL( const QString& file ); + ~OTodoAccessBackendSQL(); + + bool load(); + bool reload(); + bool save(); + QArray allRecords()const; + + QArray queryByExample( const OTodo& t, int sort ); + OTodo find(int uid)const; + void clear(); + bool add( const OTodo& t ); + bool remove( int uid ); + bool replace( const OTodo& t ); + + QArray overDue(); + QArray effectiveToDos( const QDate& start, + const QDate& end, bool includeNoDates ); + QArray sorted(bool asc, int sortOrder, int sortFilter, int cat ); + +private: + void update(); + void fillDict(); + bool date( QDate& date, const QString& )const; + OTodo todo( const OSQLResult& )const; + QArray uids( const OSQLResult& )const; + OTodo todo( int uid )const; + + QAsciiDict m_dict; + OSQLDriver* m_driver; + QArray m_uids; +}; + + +#endif diff --git a/libopie2/opiepim/backend/otodoaccessxml.cpp b/libopie2/opiepim/backend/otodoaccessxml.cpp index 31822d4..80b8599 100644 --- a/libopie2/opiepim/backend/otodoaccessxml.cpp +++ b/libopie2/opiepim/backend/otodoaccessxml.cpp @@ -119,6 +119,7 @@ bool OTodoAccessXML::load() { m_events.insert(ev.uid(), ev ); } + qWarning("counts %d", m_events.count() ); return true; } bool OTodoAccessXML::reload() { -- cgit v0.9.0.2