MacLochlainns Weblog

# Add libraries for form components.
Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing
 
# Define a user credential form.
$form = New-Object System.Windows.Forms.Form
$form.Text = 'User Credential Form'
$form.Size = New-Object System.Drawing.Size(300,240)
$form.StartPosition = 'CenterScreen'
 
# Define a button and assign it and its controls to a form.
$loginButton = New-Object System.Windows.Forms.Button
$loginButton.Location = New-Object System.Drawing.Point(60,160)
$loginButton.Size = New-Object System.Drawing.Size(75,23)
$loginButton.Text = 'Login'
$loginButton.DialogResult = [System.Windows.Forms.DialogResult]::OK
$form.AcceptButton = $loginButton
$form.Controls.Add($loginButton)
 
# Define a button and assign it and its controls to a form.
$cancelButton = New-Object System.Windows.Forms.Button
$cancelButton.Location = New-Object System.Drawing.Point(155,160)
$cancelButton.Size = New-Object System.Drawing.Size(75,23)
$cancelButton.Text = 'Cancel'
$cancelButton.DialogResult = [System.Windows.Forms.DialogResult]::Cancel
$form.CancelButton = $cancelButton
$form.Controls.Add($cancelButton)
 
# Define a label and assign it and its controls to a form.
$userLabel = New-Object System.Windows.Forms.Label
$userLabel.Location = New-Object System.Drawing.Point(30,15)
$userLabel.Size = New-Object System.Drawing.Size(100,20)
$userLabel.Text = 'Enter User Name:'
$form.Controls.Add($userLabel)
 
# Define a TextBox and assign it and its controls to a form.
$userTextBox = New-Object System.Windows.Forms.TextBox
$userTextBox.Location = New-Object System.Drawing.Point(140,15)
$userTextBox.Size = New-Object System.Drawing.Size(100,20)
$form.Controls.Add($userTextBox)
 
# Define a label and assign it and its controls to a form.
$pwdLabel = New-Object System.Windows.Forms.Label
$pwdLabel.Location = New-Object System.Drawing.Point(30,40)
$pwdLabel.Size = New-Object System.Drawing.Size(100,20)
$pwdLabel.Text = 'Enter Password:'
$form.Controls.Add($pwdLabel)
 
# Define a TextBox and assign it and its controls to a form.
$pwdTextBox = New-Object System.Windows.Forms.TextBox
$pwdTextBox.Location = New-Object System.Drawing.Point(140,40)
$pwdTextBox.Size = New-Object System.Drawing.Size(100,20)
$pwdTextBox.PasswordChar = "*"
$form.Controls.Add($pwdTextBox)
 
# Define a label and assign it and its controls to a form.
$hostLabel = New-Object System.Windows.Forms.Label
$hostLabel.Location = New-Object System.Drawing.Point(30,65)
$hostLabel.Size = New-Object System.Drawing.Size(100,20)
$hostLabel.Text = 'Enter Hostname:'
$form.Controls.Add($hostLabel)
 
# Define a TextBox and assign it and its controls to a form.
$hostTextBox = New-Object System.Windows.Forms.TextBox
$hostTextBox.Location = New-Object System.Drawing.Point(140,65)
$hostTextBox.Size = New-Object System.Drawing.Size(100,20)
$form.Controls.Add($hostTextBox)
 
# Define a label and assign it and its controls to a form.
$portLabel = New-Object System.Windows.Forms.Label
$portLabel.Location = New-Object System.Drawing.Point(30,90)
$portLabel.Size = New-Object System.Drawing.Size(100,20)
$portLabel.Text = 'Enter Port #:'
$form.Controls.Add($portLabel)
 
# Define a TextBox and assign it and its controls to a form.
$portTextBox = New-Object System.Windows.Forms.TextBox
$portTextBox.Location = New-Object System.Drawing.Point(140,90)
$portTextBox.Size = New-Object System.Drawing.Size(100,20)
$form.Controls.Add($portTextBox)
 
# Define a label and assign it and its controls to a form.
$dbLabel = New-Object System.Windows.Forms.Label
$dbLabel.Location = New-Object System.Drawing.Point(30,115)
$dbLabel.Size = New-Object System.Drawing.Size(100,20)
$dbLabel.Text = 'Enter DB Name:'
$form.Controls.Add($dbLabel)
 
# Define a TextBox and assign it and its controls to a form.
$dbTextBox = New-Object System.Windows.Forms.TextBox
$dbTextBox.Location = New-Object System.Drawing.Point(140,115)
$dbTextBox.Size = New-Object System.Drawing.Size(100,20)
$form.Controls.Add($dbTextBox)
 
$form.Topmost = $true
 
$form.Add_Shown({$userTextBox.Select()})
$result = $form.ShowDialog()
 
if ($result -eq [System.Windows.Forms.DialogResult]::OK) {
 
  # Assign inputs to connection variables.
  $uid = $userTextBox.Text
  $pwd = $pwdTextBox.Text
  $server = $hostTextBox.Text
  $port= $portTextBox.Text
  $dbName = $dbTextBox.Text
 
  # Declare connection string.
  $credentials = 'server=' + $server +
                 ';port=' + $port +
		 ';uid=' + $uid + 
		 ';pwd=' + $pwd + 
		 ';database=' + $dbName
 
  # Connect to the libaray MySQL.Data.dll
  Add-Type -Path 'C:\Program Files (x86)\MySQL\Connector NET 8.0\Assemblies\v4.5.2\MySql.Data.dll'
 
  # Create a MySQL Database connection variable that qualifies:
  # [Driver]@ConnectionString
  # ============================================================
  #  You can assign the connection string before using it or
  #  while using it, which is what we do below by assigning
  #  literal values for the following names:
  #   - server=<ip_address> or 127.0.0.1 for localhost
  #   - port=<port #>
  #   - uid=<user_name>
  #   - pwd=<password>
  #   - database=<database_name>
  # ============================================================
  $Connection = [MySql.Data.MySqlClient.MySqlConnection]@{ConnectionString=$credentials}
  $Connection.Open()
 
  # Define a MySQL Command Object for a non-query.
  $sqlCommand = New-Object MySql.Data.MySqlClient.MySqlCommand
  $sqlDataAdapter = New-Object MySql.Data.MySqlClient.MySqlDataAdapter
  $sqlDataSet = New-Object System.Data.DataSet
 
  # Assign the connection and command text to the MySQL command object.
  $sqlCommand.Connection = $Connection
  $sqlCommand.CommandText = 'SELECT CONCAT(first_name," ",last_name) AS full_name ' +
                            ',      avenger ' +
                            'FROM   avenger'
 
  # Assign the connection and command text to the query method of
  # the data adapter object.
  $sqlDataAdapter.SelectCommand=$sqlCommand
 
  # Assign the tuples of data to a data set and return the number of rows fetched.
  $rowsFetched=$sqlDataAdapter.Fill($sqlDataSet, "data")
 
  # Print to console the data returned from the query.
  foreach($row in $sqlDataSet.tables[0]) {
    write-host "Avenger:" $row.avenger "is" $row.full_name }
 
  # Close the MySQL connection.
  $Connection.Close()
}

-- Create the avenger table.
CREATE TABLE db_connect
( db_connect_id  INT UNSIGNED PRIMARY KEY AUTO_INCREMENT
, version        VARCHAR(10)
, user           VARCHAR(24)
, db_name        VARCHAR(10));
 
-- Seed the avenger table with data.
INSERT INTO avenger
( first_name, last_name, avenger )
VALUES
 ('Anthony', 'Stark', 'Iron Man')
,('Thor', 'Odinson', 'God of Thunder')
,('Steven', 'Rogers', 'Captain America')
,('Bruce', 'Banner', 'Hulk')
,('Clinton', 'Barton', 'Hawkeye')
,('Natasha', 'Romanoff', 'Black Widow');

powershell .\staticQuery.ps1

Avenger: Iron Man is Anthony Stark
Avenger: God of Thunder is Thor Odinson
Avenger: Captain America is Steven Rogers
Avenger: Hulk is Bruce Banner
Avenger: Hawkeye is Clinton Barton
Avenger: Black Widow is Natasha Romanoff