private void InitLinqTestDatabase(QDatabase db)
{
WindowsInstallerUtils.InitializeProductDatabase(db);
WindowsInstallerUtils.CreateTestProduct(db);
db.Execute(
"INSERT INTO `Feature` (`Feature`, `Title`, `Description`, `Level`, `Attributes`) VALUES ('{0}', '{1}', '{2}', {3}, {4})",
"TestFeature2",
"Test Feature 2",
"Test Feature 2 Description",
1,
(int) FeatureAttributes.None);
WindowsInstallerUtils.AddRegistryComponent(
db, "TestFeature2", "MyTestRegComp",
Guid.NewGuid().ToString("B"),
"SOFTWARE\\Microsoft\\DTF\\Test",
"MyTestRegComp", "test");
WindowsInstallerUtils.AddRegistryComponent(
db, "TestFeature2", "MyTestRegComp2",
Guid.NewGuid().ToString("B"),
"SOFTWARE\\Microsoft\\DTF\\Test",
"MyTestRegComp2", "test2");
WindowsInstallerUtils.AddRegistryComponent(
db, "TestFeature2", "excludeComp",
Guid.NewGuid().ToString("B"),
"SOFTWARE\\Microsoft\\DTF\\Test",
"MyTestRegComp3", "test3");
db.Commit();
db.Log = Console.Out;
}
public void LinqWhereNull()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
var features = from f in db.Features
where f.Description != null
select f;
int count = 0;
foreach (var f in features)
{
Console.WriteLine(f);
Assert.AreEqual<string>("TestFeature2", f.Feature);
count++;
}
Assert.AreEqual<int>(1, count);
var features2 = from f in db.Features
where f.Description == null
select f;
count = 0;
foreach (var f in features2)
{
Console.WriteLine(f);
Assert.AreEqual<string>("TestFeature1", f.Feature);
count++;
}
Assert.AreEqual<int>(1, count);
}
}
public MSIInstaller(FileInfo file)
{
this._file = file;
try {
using(QDatabase msi = new QDatabase(file.FullName))
{
_company =msi.SummaryInfo.Author;
_created = msi.SummaryInfo.CreateTime;
_guid =msi.SummaryInfo.RevisionNumber;
_comments =msi.SummaryInfo.Comments;
_subject = msi.SummaryInfo.Subject;
var props = msi.Properties.Select(xx => xx);
properties = new List<Property_>(props);
var p = properties.Where(xx => xx.Property.Equals("ProductVersion")).FirstOrDefault();
if (p != null) {
_version = p.Value;
}
p = properties.Where(xx => xx.Property == "Manufacturer").FirstOrDefault();
if (p != null) {
_creator = p.Value;
}
this._isInstaller = true;
}
} catch (InstallerException ex) {
this._isInstaller = false;
Console.WriteLine(ex.Message);
}
}
/// <summary>
/// Converts any Database instance into a queryable database.
/// </summary>
/// <param name="db"></param>
/// <returns>Queryable database instance that operates on the same
/// MSI handle.</returns>
/// <remarks>
/// This extension method is meant for convenient on-the-fly conversion.
/// If the existing database instance already happens to be a QDatabase,
/// then it is returned unchanged. Otherwise since the new database
/// carries the same MSI handle, only one of the instances needs to be
/// closed, not both.
/// </remarks>
public static QDatabase AsQueryable(this Database db)
{
QDatabase qdb = db as QDatabase;
if (qdb == null && db != null)
{
qdb = new QDatabase(db.Handle, true, db.FilePath, db.OpenMode);
}
return qdb;
}
/// <summary>
/// Converts any Database instance into a queryable database.
/// </summary>
/// <param name="db"></param>
/// <returns>Queryable database instance that operates on the same
/// MSI handle.</returns>
/// <remarks>
/// This extension method is meant for convenient on-the-fly conversion.
/// If the existing database instance already happens to be a QDatabase,
/// then it is returned unchanged. Otherwise since the new database
/// carries the same MSI handle, only one of the instances needs to be
/// closed, not both.
/// </remarks>
public static QDatabase AsQueryable(this Database db)
{
QDatabase qdb = db as QDatabase;
if (qdb == null && db != null)
{
qdb = new QDatabase(db.Handle, true, db.FilePath, db.OpenMode);
}
return(qdb);
}
internal Query(QDatabase db, Expression expression)
{
if (expression == null)
{
throw new ArgumentNullException("expression");
}
this.db = db;
this.queryableExpression = expression;
this.tables = new List <TableInfo>();
this.recordTypes = new List <Type>();
this.selectors = new List <string>();
this.whereParameters = new List <object>();
this.orderbyColumns = new List <TableColumn>();
this.selectColumns = new List <TableColumn>();
this.joinColumns = new List <TableColumn>();
this.projectionDelegates = new List <Delegate>();
}
public void LinqSimple()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
var comps = from c in db.Components
select c;
int count = 0;
foreach (var c in comps)
{
Console.WriteLine(c);
count++;
}
Assert.AreEqual<int>(4, count);
}
}
/// <summary>
/// Creates a new QTable with an explicit table name.
/// </summary>
/// <param name="db">database that contains the table</param>
/// <param name="table">name of the table</param>
public QTable(QDatabase db, string table)
{
if (db == null)
{
throw new ArgumentNullException("db");
}
if (String.IsNullOrEmpty(table))
{
throw new ArgumentNullException("table");
}
this.db = db;
this.tableInfo = db.Tables[table];
if (this.tableInfo == null)
{
throw new ArgumentException(
"Table does not exist in database: " + table);
}
}
public void LinqFourWayJoin()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
int count;
IList<string> pretest = db.ExecuteStringQuery(
"SELECT `Feature`.`Feature` " +
"FROM `Feature`, `FeatureComponents`, `Component`, `Registry` " +
"WHERE `Feature`.`Feature` = `FeatureComponents`.`Feature_` " +
"AND `FeatureComponents`.`Component_` = `Component`.`Component` " +
"AND `Component`.`Component` = `Registry`.`Component_` " +
"AND (`Registry`.`Registry` = 'MyTestRegCompReg1')");
Assert.AreEqual<int>(1, pretest.Count);
var features = from f in db.Features
join fc in db.FeatureComponents on f.Feature equals fc.Feature_
join c in db.Components on fc.Component_ equals c.Component
join r in db.Registries on c.Component equals r.Component_
where r.Registry == "MyTestRegCompReg1"
select f.Feature;
count = 0;
foreach (var featureName in features)
{
Console.WriteLine(featureName);
count++;
}
Assert.AreEqual<int>(1, count);
}
}
/// <summary>
/// Creates a new QTable, inferring the table name
/// from the name of the record type parameter.
/// </summary>
/// <param name="db">database that contains the table</param>
public QTable(QDatabase db)
: this(db, InferTableName())
{
}
public void LinqUpdateNullableString()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
string newDescription = "New updated feature description.";
var features = from f in db.Features
where f.Description != null
select f;
int count = 0;
foreach (var f in features)
{
Console.WriteLine(f);
Assert.AreEqual<string>("TestFeature2", f.Feature);
f.Description = newDescription;
count++;
}
Assert.AreEqual<int>(1, count);
var features2 = from f in db.Features
where f.Description == newDescription
select f;
count = 0;
foreach (var f in features2)
{
Console.WriteLine(f);
Assert.AreEqual<string>("TestFeature2", f.Feature);
f.Description = null;
count++;
}
Assert.AreEqual<int>(1, count);
var features3 = from f in db.Features
where f.Description == null
select f.Feature;
count = 0;
foreach (var f in features3)
{
Console.WriteLine(f);
count++;
}
Assert.AreEqual<int>(2, count);
db.Commit();
}
}
public void LinqInsertDelete()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
var newProp = db.Properties.NewRecord();
newProp.Property = "TestNewProp1";
newProp.Value = "TestNewValue";
newProp.Insert();
string prop = (from p in db.Properties
where p.Property == "TestNewProp1"
select p.Value).AsEnumerable().First();
Assert.AreEqual<string>("TestNewValue", prop);
newProp.Delete();
int propCount = (from p in db.Properties
where p.Property == "TestNewProp1"
select p.Value).AsEnumerable().Count();
Assert.AreEqual<int>(0, propCount);
db.Commit();
}
}
public void LinqShapeSelect()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
Console.WriteLine("Running LINQ query 1.");
var features1 = from f in db.Features
select new { Name = f.Feature,
Desc = f.Description };
int count = 0;
foreach (var f in features1)
{
Console.WriteLine(f);
count++;
}
Assert.AreEqual<int>(2, count);
Console.WriteLine();
Console.WriteLine("Running LINQ query 2.");
var features2 = from f in db.Features
where f.Description != null
select new { Name = f.Feature,
Desc = f.Description.ToLower() };
count = 0;
foreach (var f in features2)
{
Console.WriteLine(f);
Assert.AreEqual<string>("TestFeature2", f.Name);
count++;
}
Assert.AreEqual<int>(1, count);
}
}
private void MatchWindows()
{
string productName = null;
using (QDatabase database = new QDatabase(this._args.Package, DatabaseOpenMode.ReadOnly))
{
var properties = from p in database.Properties
where p.Property == "ProductVersion" || p.Property == "ProductName"
select p;
foreach (var property in properties)
{
if (property.Property.Equals("ProductVersion") && String.IsNullOrWhiteSpace(this._args.Version))
{
this._args.Version = property.Value;
}
else if (property.Property.Equals("ProductName"))
{
productName = property.Value;
}
}
}
List<AppInfo> apps = this._envelope.Apps.Where(p => p.Platform == AppInfoPlatforms.Windows).ToList();
if (!this.MatchCommonSwitches(apps) && productName != null)
{
foreach (AppInfo app in apps)
{
if (app.Title.Contains(productName))
{
this._matchingApps.Add(app);
}
}
}
}
public void LinqTwoWayJoin()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
int count;
var regs = from r in db.Registries
join c in db["Component"] on r.Component_ equals c["Component"]
where c["Component"] == "MyTestRegComp" &&
r.Root == RegistryRoot.UserOrMachine
select new { Reg = r.Registry, Dir = c["Directory_"] };
count = 0;
foreach (var r in regs)
{
Console.WriteLine(r);
count++;
}
Assert.AreEqual<int>(1, count);
var regs2 = from r in db.Registries
join c in db.Components on r.Component_ equals c.Component
where c.Component == "MyTestRegComp" &&
r.Root == RegistryRoot.UserOrMachine
select new { Reg = r, Dir = c.Directory_ };
count = 0;
foreach (var r in regs2)
{
Assert.IsNotNull(r.Reg.Registry);
Console.WriteLine(r);
count++;
}
Assert.AreEqual<int>(1, count);
var regs3 = from r in db.Registries
join c in db.Components on r.Component_ equals c.Component
where c.Component == "MyTestRegComp" &&
r.Root == RegistryRoot.UserOrMachine
select r;
count = 0;
foreach (var r in regs3)
{
Assert.IsNotNull(r.Registry);
Console.WriteLine(r);
count++;
}
Assert.AreEqual<int>(1, count);
}
}
public void LinqOrderBy()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
var actions = from a in db.InstallExecuteSequences
orderby a.Sequence
select a.Action;
foreach (var a in actions)
{
Console.WriteLine(a);
}
var files = from f in db.Files
orderby f.FileSize, f["Sequence"]
where f.Attributes == FileAttributes.None
select f;
foreach (var f in files)
{
Console.WriteLine(f);
}
}
}
public void LinqQueryQRecord()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
var installFilesSeq = (from a in db["InstallExecuteSequence"]
where a["Action"] == "InstallFiles"
select a["Sequence"]).AsEnumerable().First();
Assert.AreEqual<string>("4000", installFilesSeq);
}
}
public void EnumTable()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
int count = 0;
foreach (var comp in db.Components)
{
Console.WriteLine(comp);
count++;
}
Assert.AreNotEqual<int>(0, count);
}
}
public void LinqWhereOperators()
{
using (QDatabase db = new QDatabase("testlinq.msi", DatabaseOpenMode.Create))
{
this.InitLinqTestDatabase(db);
for (int i = 0; i < 100; i++)
{
var newFile = db.Files.NewRecord();
newFile.File = "TestFile" + i;
newFile.Component_ = "TestComponent";
newFile.FileName = "TestFile" + i + ".txt";
newFile.FileSize = i % 10;
newFile.Sequence = i;
newFile.Insert();
}
var files1 = from f in db.Files where f.Sequence < 40 select f;
Assert.AreEqual<int>(40, files1.AsEnumerable().Count());
var files2 = from f in db.Files where f.Sequence <= 40 select f;
Assert.AreEqual<int>(41, files2.AsEnumerable().Count());
var files3 = from f in db.Files where f.Sequence > 40 select f;
Assert.AreEqual<int>(59, files3.AsEnumerable().Count());
var files4 = from f in db.Files where f.Sequence >= 40 select f;
Assert.AreEqual<int>(60, files4.AsEnumerable().Count());
var files5 = from f in db.Files where 40 < f.Sequence select f;
Assert.AreEqual<int>(59, files5.AsEnumerable().Count());
var files6 = from f in db.Files where 40 <= f.Sequence select f;
Assert.AreEqual<int>(60, files6.AsEnumerable().Count());
var files7 = from f in db.Files where 40 > f.Sequence select f;
Assert.AreEqual<int>(40, files7.AsEnumerable().Count());
var files8 = from f in db.Files where 40 >= f.Sequence select f;
Assert.AreEqual<int>(41, files8.AsEnumerable().Count());
var files9 = from f in db.Files where f.Sequence == 40 select f;
Assert.AreEqual<int>(40, files9.AsEnumerable().First().Sequence);
var files10 = from f in db.Files where f.Sequence != 40 select f;
Assert.AreEqual<int>(99, files10.AsEnumerable().Count());
var files11 = from f in db.Files where 40 == f.Sequence select f;
Assert.AreEqual<int>(40, files11.AsEnumerable().First().Sequence);
var files12 = from f in db.Files where 40 != f.Sequence select f;
Assert.AreEqual<int>(99, files12.AsEnumerable().Count());
}
}