static void Main(string[] args)
{
if (args.Length != 1) {
Console.WriteLine("Usage: $0 <mdb_file>");
return;
}
var conStr = "Provider=Microsoft.JET.OLEDB.4.0;" +
"Data Source=" +
args[0];
OleDbConnection con;
try {
con = new OleDbConnection(conStr);
con.Open();
} catch (Exception e) {
Console.WriteLine(
"Error: Failed to create a database connection. \n{0}",
e.Message);
return;
}
var db = new CAIRSDataContext();
const string reqSelect = "SELECT * FROM [di requests]";
var reqCmd = new OleDbCommand(reqSelect, con);
var reqReader = reqCmd.ExecuteReader();
if (reqReader == null) {
Console.WriteLine("Error: Failed to create a data reader to " +
"migrate existing requests.");
return;
}
var up = (from uProfile in db.UserProfiles
where uProfile.UserName == "System"
select uProfile)
.SingleOrDefault();
if (up == null) {
// Create a dummy user to assign the requests to
up = new UserProfile {
UserName = "******",
UserFullName = "System"
};
db.UserProfiles.InsertOnSubmit(up);
db.SubmitChanges();
}
long numReqs = 0, numSuccessfulReqs = 0;
while (reqReader.Read()) {
long reqId = -1;
try {
// Contents should follow the order of:
// values[0] = RequestID
// values[1] = TimeOpened
// values[2] = RequestorTypeCode
// values[3] = RequestorFName
// values[4] = RegionCode
// values[5] = TumourGroupCode
// values[6] = RequestorEmail/RequestorPhone (parse?)
// values[7] = Question
// values[8] = Response
// values[9] = TimeSpent
// values[10] = ReferenceString
// values[14] = SpecialNotes
// values[15] = UserID
// values[16] = QuestionTypeCode
// values[17] = Keyword (multiple; comma-delimited)
// values[18] = Impact score (reverse compute?)
using (var scope = new TransactionScope()) {
reqId = Convert.ToInt64(reqReader.GetValue(0));
Console.WriteLine("Migrating request #{0}.", reqId);
// Check if request ID already exists
var req = (from r in db.Requests
where r.RequestID == reqId
select r)
.SingleOrDefault();
if (req != null) {
Console.WriteLine(
"Request #{0} already exists, skipping.", reqId);
continue;
}
var columns = new List<string>();
var values = new List<string>();
// Set request ID, status, time opened
columns.Add("RequestID");
values.Add(Convert.ToString(reqId));
columns.Add("RequestStatus");
values.Add(Convert.ToString(1));
columns.Add("TimeOpened");
values.Add("'" +
Convert.ToString(reqReader.GetValue(1)) +
"'");
DateTime now = DateTime.Now;
columns.Add("TimeClosed");
values.Add("'" +
Convert.ToString(now) +
"'");
// Set requestor type, if possible
if (!reqReader.IsDBNull(2)) {
// Check if code exists
var code = reqReader.GetString(2);
var rt = (from rType in db.RequestorTypes
where rType.Code == code
select rType)
.SingleOrDefault();
if (rt == null) {
// Add new requestor type to database
var rtSelect = "SELECT * FROM requestor " +
"WHERE code=" + code;
var rtCmd = new OleDbCommand(rtSelect, con);
var rtReader = rtCmd.ExecuteReader();
// Use value if exists in requestor table
var value =
rtReader != null && rtReader.Read() ?
rtReader.GetString(1) : code;
rt = new RequestorType {
Code = code,
Value = value,
Active = true
};
db.RequestorTypes.InsertOnSubmit(rt);
db.SubmitChanges();
}
columns.Add("RequestorTypeID");
values.Add(Convert.ToString(rt.RequestorTypeID));
}
// Set requestor name (as first), if possible
if (!reqReader.IsDBNull(3)) {
columns.Add("RequestorFName");
values.Add(
"'" +
Convert.ToString(reqReader.GetString(3)) +
"'");
}
// Set region, if possible
if (!reqReader.IsDBNull(4)) {
// Check if code exists
var code = reqReader.GetString(4);
var reg = (from region in db.Regions
where region.Code == code
select region)
.SingleOrDefault();
if (reg == null) {
// Add new region to database
var regSelect = "SELECT * FROM region" +
"WHERE state_prov=" + code;
var regCmd = new OleDbCommand(regSelect, con);
var regReader = regCmd.ExecuteReader();
// Use value if exists in region table
var value =
regReader != null && regReader.Read() ?
regReader.GetString(1) : code;
reg = new Region {
Code = code,
Value = value,
Active = true
};
db.Regions.InsertOnSubmit(reg);
db.SubmitChanges();
}
columns.Add("RegionID");
values.Add(Convert.ToString(reg.RegionID));
}
// Set requestor email/phone number
if (!reqReader.IsDBNull(6)) {
var str = reqReader.GetString(6);
var regex = new Regex(
@"^([\w\.\-]+)@([\w\-]+)((\.(\w){2,3})+)$");
var match = regex.Match(str);
if (match.Success || str.Length > 20) {
columns.Add("RequestorEmail");
values.Add(
"'" + Convert.ToString(str) + "'");
} else {
columns.Add("RequestorPhone");
values.Add(
"'" + Convert.ToString(str) + "'");
}
}
// Insert new Request entity
db.ExecuteCommand("SET IDENTITY_INSERT Request ON");
var reqInsert =
"INSERT INTO Request (" +
string.Join(", ", columns.ToArray()) +
") VALUES (" +
string.Join(", ", values.ToArray()) +
");";
db.ExecuteCommand(reqInsert);
db.ExecuteCommand("SET IDENTITY_INSERT Request OFF");
// Create QuestionResponse entity
var qr = new QuestionResponse {
RequestID = reqId
};
var emptyStr = "(empty)";
// Set tumour group, if possible
if (!reqReader.IsDBNull(5)) {
// Check if code exists
var code = reqReader.GetString(5);
var tg = (from tGroup in db.TumourGroups
where tGroup.Code == code
select tGroup)
.SingleOrDefault();
if (tg == null) {
// Add new tumour group to database
var tgSelect = "SELECT * FROM region " +
"WHERE state_prov=" + code;
var tgCmd = new OleDbCommand(tgSelect, con);
var tgReader = tgCmd.ExecuteReader();
// Use value if exists in tumour group table
var value =
tgReader != null && tgReader.Read() ?
tgReader.GetString(1) : code;
tg = new TumourGroup {
Code = code,
Value = value,
Active = true
};
db.TumourGroups.InsertOnSubmit(tg);
db.SubmitChanges();
}
qr.TumourGroupID = tg.TumourGroupID;
} else {
var tgId =
(from tGroup in db.TumourGroups
where tGroup.Active
select tGroup.TumourGroupID).SingleOrDefault();
qr.TumourGroupID = tgId;
}
// Set question, if possible
qr.Question = !reqReader.IsDBNull(7) ? reqReader.GetString(7) : emptyStr;
// Set response, if possible
qr.Response = !reqReader.IsDBNull(8) ? reqReader.GetString(8) : emptyStr;
// Set time spent, if possible
qr.TimeSpent = (short) (!reqReader.IsDBNull(9) ? Convert.ToInt16(reqReader.GetValue(9)) : 0);
// Add special notes
qr.SpecialNotes = !reqReader.IsDBNull(14) ? reqReader.GetString(14) : emptyStr;
// Set question type ID
if (!reqReader.IsDBNull(16)) {
// Check if code exists
var code = reqReader.GetString(16);
var qt = (from qTypes in db.QuestionTypes
where qTypes.Code == code
select qTypes)
.SingleOrDefault();
if (qt == null) {
// Add new question type to database
var qtSelect =
"SELECT * FROM [question type] " +
"WHERE code=" + code;
var qtCmd = new OleDbCommand(qtSelect, con);
var qtReader = qtCmd.ExecuteReader();
// Use value if exists in tumour group table
var value =
qtReader != null && qtReader.Read() ?
qtReader.GetString(0) : code;
qt = new QuestionType {
Code = code,
Value = value,
Active = true
};
db.QuestionTypes.InsertOnSubmit(qt);
db.SubmitChanges();
}
} else {
var qtId =
(from qType in db.QuestionTypes
where qType.Active
select qType.QuestionTypeID).SingleOrDefault();
qr.QuestionTypeID = qtId;
}
// Set impact score
if (!reqReader.IsDBNull(18)) {
var score =
Convert.ToInt32(reqReader.GetValue(18));
switch (score) {
case 1:
qr.Severity = 0;
qr.Consequence = 1;
break;
case 2:
qr.Severity = 1;
qr.Consequence = 1;
break;
case 3:
qr.Severity = 2;
qr.Consequence = 1;
break;
case 4:
qr.Severity = 1;
qr.Consequence = 2;
break;
case 5:
qr.Severity = 2;
qr.Consequence = 3;
break;
default:
qr.Severity = 2;
qr.Consequence = 3;
break;
}
} else {
qr.Severity = 2;
qr.Consequence = 3;
}
// Insert new QuestionResponse entity
db.QuestionResponses.InsertOnSubmit(qr);
db.SubmitChanges();
var importedKw =
(from keyword in db.Keywords
where keyword.KeywordValue == "imported"
select keyword)
.SingleOrDefault();
if (importedKw == null) {
importedKw = new Keyword {
KeywordValue = "imported",
Active = true
};
db.Keywords.InsertOnSubmit(importedKw);
db.SubmitChanges();
}
var importedKq = new KeywordQuestion {
KeywordID = importedKw.KeywordID,
RequestID = reqId,
QuestionResponseID =
qr.QuestionResponseID
};
db.KeywordQuestions.InsertOnSubmit(importedKq);
db.SubmitChanges();
// Set keyword(s), if possibe
if (!reqReader.IsDBNull(17)) {
var keywords =
reqReader.GetString(17).Split(
new Char[] { ',' });
foreach (var str in keywords) {
var kwStr = str.Trim();
// TODO: how to handle keywords
if (!String.IsNullOrEmpty(kwStr)) {
var kw = (from keyword in db.Keywords
where keyword.KeywordValue == kwStr
select keyword)
.SingleOrDefault();
if (kw == null) {
continue;
}
var kq = new KeywordQuestion {
KeywordID = kw.KeywordID,
RequestID = reqId,
QuestionResponseID =
qr.QuestionResponseID
};
db.KeywordQuestions.InsertOnSubmit(kq);
db.SubmitChanges();
}
}
}
var reference = new Reference {
ReferenceString = !reqReader.IsDBNull(10) ? reqReader.GetString(10) : emptyStr,
ReferenceType = 2, // Text
RequestID = reqId,
QuestionResponseID = qr.QuestionResponseID
};
db.References.InsertOnSubmit(reference);
db.SubmitChanges();
var al = new AuditLog {
UserID = up.UserId,
RequestID = reqId,
AuditDate =
Convert.ToDateTime(reqReader.GetValue(1)),
AuditType = 0
};
db.AuditLogs.InsertOnSubmit(al);
db.SubmitChanges();
al = new AuditLog {
UserID = up.UserId,
RequestID = reqId,
AuditDate = (DateTime) now,
AuditType = 1
};
db.AuditLogs.InsertOnSubmit(al);
db.SubmitChanges();
scope.Complete();
numSuccessfulReqs++;
}
} catch (Exception e) {
Console.WriteLine(
"Error: Failed to migrate request #{0}.\n{1}",
reqId, e.Message);
break;
} finally {
db.ExecuteCommand("SET IDENTITY_INSERT Request OFF");
numReqs++;
}
}
Console.WriteLine("Migration completed! " +
"Successfully migrated {0} out of {1} requests.",
numSuccessfulReqs, numReqs);
con.Close();
}
partial void UpdateQuestionType(QuestionType instance);
partial void DeleteQuestionType(QuestionType instance);
partial void InsertQuestionType(QuestionType instance);