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/* |
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* Primary developers: Hedin & Kevin |
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*/ |
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#include "StdAfx.h" |
#include "StdAfx.h" |
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#include ".\databaselayer.h" |
#include ".\databaselayer.h" |
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DatabaseLayer::DatabaseLayer(void) |
DatabaseLayer::DatabaseLayer(void) |
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{ |
{ |
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db.OpenEx("ODBC; Description=; DRIVER=SQL Server; SERVER=TK-Teacher; UID=GroupTwo; PWD=toog30"); |
db.OpenEx("ODBC; Description=; DRIVER=SQL Server; SERVER=TK-Teacher; UID=GroupTwo; PWD=toog30", CDatabase::noOdbcDialog); |
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db.ExecuteSQL("USE GroupTwo"); |
db.ExecuteSQL("USE GroupTwo"); |
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} |
} |
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DatabaseLayer::~DatabaseLayer(void) |
DatabaseLayer::~DatabaseLayer(void) |
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{ |
{ |
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db.Close(); |
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} |
} |
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vector<Person> DatabaseLayer::GetPersonAll(void) |
vector<Person> DatabaseLayer::GetPersonAll(void) |
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CString id, inits, name, isadmin, pass; |
CString id, inits, name, isadmin, pass; |
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CRecordset rs(&db); |
CRecordset rs(&db); |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE, "SELECT PersonID, Initialer, Navn, Admin, Pass FROM Person"); |
rs.Open(AFX_DB_USE_DEFAULT_TYPE, "SELECT PersonID, Initialer, Navn, Admin, Pass FROM Person ORDER BY Initialer DESC"); |
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while(!rs.IsEOF()) |
while(!rs.IsEOF()) |
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{ |
{ |
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rs.GetFieldValue((short)0,id); |
rs.GetFieldValue((short)0,id); |
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p.id = id; |
p.id = id; |
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p.inits = inits; |
p.inits = inits; |
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p.name = name; |
p.name = name; |
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p.isadmin = (isadmin == 1); |
p.isadmin = (isadmin == "1"); |
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p.pass = pass; |
p.pass = pass; |
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} |
} |
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return p; |
return p; |
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db.ExecuteSQL(SQL); |
db.ExecuteSQL(SQL); |
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return true; |
return true; |
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} |
} |
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bool DatabaseLayer::ReturnEquipment(CString barcode) |
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{ |
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CString SQL; |
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SQL.Format("UPDATE Udstyr SET Status = '3' WHERE Stregkode= '%s'", barcode); |
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db.ExecuteSQL(SQL); |
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SQL.Format("UPDATE Udlån SET Afleveringsdato = Getdate() WHERE Stregkode= '%s' AND Afleveringsdato IS NULL ", barcode); |
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db.ExecuteSQL(SQL); |
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checkReservations(barcode); |
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return true; |
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} |
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bool DatabaseLayer::CheckoutEquipment(Person CheckPersID, Equipment CheckEquip, int Numdays) |
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{ |
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CString SQL; |
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SQL.Format("UPDATE Udstyr SET Status = '1' WHERE Stregkode = '%s' ", CheckEquip.barcode); |
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db.ExecuteSQL(SQL); |
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SQL.Format("INSERT INTO Udlån (PersonID, Stregkode, Startdato, Antaldage) VALUES( '%s','%s', GetDate(),'%d')", CheckPersID.id, CheckEquip.barcode, Numdays); |
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db.ExecuteSQL(SQL); |
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return true; |
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} |
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bool DatabaseLayer::EquipmentReservation(CString barcode, Person CheckPerson) |
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{ |
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CString SQL; |
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SQL.Format("INSERT INTO Resevation (PersonID, Stregkode, Startdato) VALUES( '%s','%s', GetDate())", CheckPerson.id, barcode); |
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db.ExecuteSQL(SQL); |
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checkReservations(barcode); |
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return true; |
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} |
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bool DatabaseLayer::UpdateEquipment(Equipment CheckEquip) |
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{ |
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CString SQL; |
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SQL.Format("UPDATE Udstyr SET Navn = '%s', Beskrivelse = '%s', Placering = '%s', Status = '%s' WHERE Stregkode = '%s'", CheckEquip.name, CheckEquip.description, CheckEquip.placement, CheckEquip.status, CheckEquip.barcode); |
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db.ExecuteSQL(SQL); |
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return true; |
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} |
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bool DatabaseLayer::AddEquipment(Equipment AddEquip) |
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{ |
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CString SQL; |
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SQL.Format("INSERT into Udstyr(Stregkode, Navn, Beskrivelse, Placering, Status) VALUES('%s', '%s', '%s', '%s', '%s')",AddEquip.barcode, AddEquip.name, AddEquip.description, AddEquip.placement, "3"); |
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db.ExecuteSQL(SQL); |
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return true; |
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} |
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vector<Equipment> DatabaseLayer::GetEquipmentAll(void) |
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{ |
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vector<Equipment> buffer; |
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CString barcode, name, description, placement, status; |
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CRecordset rs(&db); |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE, "SELECT Stregkode, Navn, Beskrivelse, Placering, Status FROM Udstyr"); |
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while(!rs.IsEOF()) |
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{ |
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rs.GetFieldValue((short)0,barcode); |
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rs.GetFieldValue(1,name); |
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rs.GetFieldValue(2,description); |
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rs.GetFieldValue(3,placement); |
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rs.GetFieldValue(4,status); |
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Equipment p; |
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p.barcode = barcode; |
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p.name = name; |
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p.description = description; |
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p.placement = placement; |
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p.status = status; |
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buffer.push_back(p); |
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rs.MoveNext(); |
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} |
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rs.Close(); |
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return buffer; |
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} |
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Equipment DatabaseLayer::GetEquipment(CString wantBarcode) |
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{ |
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CString barcode,name,description,placement,status; |
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CString SQL; |
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Equipment e; |
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SQL.Format("SELECT Stregkode,Navn,Udstyr.Beskrivelse,Placering,Status.Beskrivelse FROM Udstyr INNER JOIN Status ON Udstyr.Status = Status.StatusID Where (Stregkode = '%s')", wantBarcode); |
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CRecordset rs(&db); |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE, SQL); |
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if (!rs.IsEOF() ) |
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{ |
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rs.GetFieldValue((short)0,barcode); |
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rs.GetFieldValue(1,name); |
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rs.GetFieldValue(2,description); |
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rs.GetFieldValue(3,placement); |
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rs.GetFieldValue(4,status); |
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e.barcode = barcode; |
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e.name = name; |
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e.description = description; |
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e.placement = placement; |
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e.status = status; |
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} |
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rs.Close(); |
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return e; |
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} |
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bool DatabaseLayer::DeleteEquipment(Equipment DelEquip) |
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{ |
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CString SQL; |
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SQL.Format("DELETE FROM Udstyr WHERE Stregkode = '%s'", DelEquip.barcode); |
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db.ExecuteSQL(SQL); |
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return true; |
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} |
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// Developed by Torben H. Nielsen |
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vector<Equipment> DatabaseLayer::Search(CString barcode, CString name, CString inits, bool available, bool reserved, bool deposited) |
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{ |
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vector<Equipment> buffer; |
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//here are the wanted equipments found through 3 seperate queries - I could also |
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//find them all in one query where I joined the 3 selects via a UNION |
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CString SQL; |
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if (available == true) { |
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SQL = "SELECT DISTINCT Udstyr.stregkode,Udstyr.Navn,Udstyr.Beskrivelse,Udstyr.Placering,Status.Beskrivelse \ |
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FROM Udstyr \ |
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INNER JOIN Status ON Udstyr.status = Status.StatusID WHERE Udstyr.Status = 3 "; |
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if (barcode != "") |
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SQL += " AND Udstyr.stregkode = '" + barcode + "' "; |
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if (name != "") |
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SQL += " AND Udstyr.Navn LIKE '%" + name + "%' "; |
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CRecordset rs(&db); |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE, SQL); |
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FillEquipmentVector(buffer,rs); |
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rs.Close(); |
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} |
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if (reserved == true) { |
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SQL = "SELECT DISTINCT Udstyr.stregkode,Udstyr.Navn,Udstyr.Beskrivelse,Udstyr.Placering,Status.Beskrivelse \r\n\ |
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FROM Udstyr \r\n\ |
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INNER JOIN Status ON Udstyr.status = Status.StatusID \r\n\ |
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INNER JOIN Resevation ON Udstyr.Stregkode = Resevation.stregkode \r\n\ |
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INNER JOIN Person ON Resevation.PersonID = Person.PersonID\r\n\ |
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WHERE ( Udstyr.Status = 2 OR Person.Initialer = '" + inits + "') "; |
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if (barcode != "") |
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SQL += " AND Udstyr.stregkode = '" + barcode + "' "; |
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if (name != "") |
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SQL += " AND Udstyr.Navn LIKE '%" + name + "%' "; |
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//if (inits != "") |
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// SQL += " AND Person.Initialer = '" + inits + "' "; |
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CRecordset rs(&db); |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE, SQL); |
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FillEquipmentVector(buffer,rs); |
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rs.Close(); |
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} |
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if (deposited == true) { |
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SQL = "SELECT DISTINCT Udstyr.stregkode,Udstyr.Navn,Udstyr.Beskrivelse,Udstyr.Placering,Status.Beskrivelse \r\n\ |
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FROM Udstyr \r\n\ |
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INNER JOIN Status ON Udstyr.status = Status.StatusID \r\n\ |
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INNER JOIN Udlån ON Udstyr.Stregkode = Udlån.stregkode \r\n\ |
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INNER JOIN Person ON Udlån.PersonID = person.PersonID\r\n\ |
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WHERE Udstyr.Status = 1 \r\n\ |
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AND Udlån.Afleveringsdato IS NULL"; |
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if (barcode != "") |
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SQL += " AND Udstyr.stregkode = '" + barcode + "' "; |
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if (name != "") |
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SQL += " AND Udstyr.Navn LIKE '%" + name + "%' "; |
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if (inits != "") |
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SQL += " AND Person.Initialer = '" + inits + "' "; |
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CRecordset rs(&db); |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE, SQL); |
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FillEquipmentVector(buffer,rs); |
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rs.Close(); |
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} |
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// now I have the equipment rows the user asked for, now I need some more checkout and |
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// reservation data for each piece of equipment |
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for (int i=0; i<buffer.size(); i++) { |
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//fill Equipment::checkouts |
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SQL = "SELECT TOP 10 Udlån.StartDato, Udlån.Afleveringsdato,Udlån.Antaldage, Person.Initialer\ |
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FROM Udlån\ |
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INNER JOIN Person ON Udlån.PersonID = Person.PersonID "; |
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SQL += "WHERE Udlån.Stregkode = " + buffer[i].barcode + " ORDER BY STARTDATO DESC"; |
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CRecordset rs(&db); |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE, SQL); |
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if (rs.GetRecordCount()>0) { |
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rs.MoveFirst(); |
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while ( !rs.IsEOF() ) { |
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Checkout check; |
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rs.GetFieldValue((short)0, check.startdate); |
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rs.GetFieldValue(1, check.enddate); |
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rs.GetFieldValue(2, check.numdays); |
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rs.GetFieldValue(3, check.inits); |
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buffer[i].checkouts.push_back(check); |
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rs.MoveNext(); |
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} |
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} |
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rs.Close(); |
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// fill Equipment::reservations |
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SQL = "SELECT Resevation.ResevationID, Resevation.StartDato, Person.Initialer\ |
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FROM Resevation\ |
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INNER JOIN Person ON Resevation.PersonID = Person.PersonID "; |
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SQL += "WHERE Resevation.Stregkode = " + buffer[i].barcode + " ORDER BY STARTDATO ASC"; |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE, SQL); |
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if (rs.GetRecordCount()>0) { |
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rs.MoveFirst(); |
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while ( !rs.IsEOF() ) { |
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Reservation res; |
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rs.GetFieldValue((short)0, res.reservationID); |
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rs.GetFieldValue(1, res.startdate); |
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rs.GetFieldValue(2, res.inits); |
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buffer[i].reservations.push_back(res); |
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rs.MoveNext(); |
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} |
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} |
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rs.Close(); |
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} |
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return buffer; |
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} |
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// Developed by Torben H. Nielsen |
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void DatabaseLayer::FillEquipmentVector(vector<Equipment> &buffer, CRecordset &rs) |
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{ |
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CString barcode,name,description,placement,status; |
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if (rs.GetRecordCount()>0) { |
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rs.MoveFirst(); |
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while (!rs.IsEOF() ) { |
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Equipment eq; |
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rs.GetFieldValue((short)0, eq.barcode); |
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rs.GetFieldValue(1, eq.name); |
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rs.GetFieldValue(2, eq.description); |
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rs.GetFieldValue(3, eq.placement); |
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rs.GetFieldValue(4, eq.status); |
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buffer.push_back(eq); |
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rs.MoveNext(); |
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} |
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} |
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} |
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//Developed by Torben H. Nielsen |
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void DatabaseLayer::checkReservations(CString barcode) |
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{ |
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CString scount,status; |
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CString SQL = "SELECT count(*) FROM Resevation WHERE Resevation.Stregkode = '" + barcode + "'"; |
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CRecordset rs(&db); |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE,SQL); |
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rs.MoveFirst(); |
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rs.GetFieldValue((short)0,scount); |
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int reservationCount = atoi(scount); |
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rs.Close(); |
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SQL = "SELECT status FROM Udstyr WHERE Udstyr.Stregkode = '" + barcode + "'"; |
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rs.Open(AFX_DB_USE_DEFAULT_TYPE,SQL); |
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if (rs.GetRecordCount() >0) { |
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rs.MoveFirst(); |
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rs.GetFieldValue((short)0,status); |
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} |
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rs.Close(); |
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if (reservationCount > 0 && status == "3") {//equipment is available and has at lease one reservation |
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SQL = "UPDATE Udstyr SET Status = 2 WHERE Stregkode = '" + barcode + "'"; |
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db.ExecuteSQL(SQL); |
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} |
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} |
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//Developed by Torben H. Nielsen |
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bool DatabaseLayer::DeleteReservation(CString barcode, CString resid) |
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{ |
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CString SQL = "DELETE FROM Resevation WHERE resevationid = " + resid; |
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db.ExecuteSQL(SQL); |
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checkReservations(barcode); |
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return true; |
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} |
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