Back

CreateCrypt

Hello World
Content:
- Methods

The Crypt component is used to en- or decrypt a string with a given key or to create a hash of it.

crp = app.CreateCrypt( options ) → app object: Crypt

Example - Basic

function OnStart()
{
    text = "Hello World!";
    crpt = app.CreateCrypt();
    var encr = crpt.Encrypt(text, "key");
    var decr = crpt.Decrypt(encr, "key");
    var hash = crpt.Hash(text);

    app.Alert(
        'text: "' + text + '"\n' +
        'encr: "' + encr + '"\n' +
        'decr: "' + decr + '"\n' +
        'hash: "' + hash + '"\n' ,
        "Data"
    );
}
    Copy     Copy All       Run      

Example - Encrypt using device id

function OnStart()
{
    crp = app.CreateCrypt();
    ShowDialog( "Hello World" );
}

function ShowDialog( data )
{
    app.ShowTextDialog("input text", data, OnText);
}

function OnText( text )
{
    var dlg = app.CreateYesNoDialog( "Choose option", "NoCancel" );
    dlg.SetOnTouch( OnAction );
    dlg.data.text = text;
    dlg.Show();
    dlg.SetButtonText( "Encrypt", "Decrypt" );
}

function OnAction( result )
{
    if( result == "Yes" )
    {
        result = crp.Encrypt( this.data.text, app.GetDeviceId() );
        ShowDialog( result );
    }
    else if( result == "No" )
    {
        result = crp.Decrypt( this.data.text, app.GetDeviceId() );
        ShowDialog( result );
    }
}
Copy All       Run      

Methods

The following methods are available on the Crypt object:

Decrypt( text, password ) → string
Encrypt( text, password ) → string
GetType() → string: “Crypt”
Hash( text, mode, options )
string
string: comma “,” separated
string: “MD5” or “SHA-1” or “SHA-256”
crp.Decrypt
Decrypt text with a key.
crp.Encrypt
Encrypt text with a key.
crp.GetType
Returns the control class name.
crp.Hash
Build a hash of a string for one-way encryption.