public NavigatorUrl( UriType uriType, string url, Formular form )
{
uriType.Require( x => uriType != UriType.None );
UrlType = uriType;
UrlString = url;
Formular = form;
}
public Uri CreateSubmitUrl( Formular formular )
{
var builder = new UriBuilder();
builder.Scheme = FormElement.Document.Url.Scheme;
builder.Host = FormElement.Document.Url.Host;
builder.Port = FormElement.Document.Url.Port;
builder.Path = FormElement.GetAttribute( "action" );
builder.Query = string.Join( "&", BuildParameters( formular ) );
return builder.Uri;
}
public void CreateSubmitUrl_FilledFormular()
{
var doc = LoadDocument( "ariva.historicalprices.DE0008404005.html" );
var form = doc.GetFormByName( "histcsv" );
var formular = new Formular( "histcsv",
Tuple.Create( "boerse_id", "1" ),
Tuple.Create( "min_time", "1.1.1980" ),
Tuple.Create( "max_time", "3.3.2012" )
);
var submitUrl = form.CreateSubmitUrl( formular );
Assert.That( submitUrl.ToString(), Is.EqualTo( "file:///quote/historic/historic.csv%3Fsecu=292&boerse_id=1&clean_split=1&clean_payout=0&clean_bezug=0&min_time=1.1.1980&max_time=3.3.2012&trenner=;" ) );
}
//<form action="/quote/historic/historic.csv" method="get" name="histcsv" style="margin:0px">
// <input type="hidden" name="secu" value="292">
// <input type="hidden" name="boerse_id" value="6">
// <input type="hidden" name="clean_split" value="1">
// <input type="hidden" name="clean_payout" value="0">
// <input type="hidden" name="clean_bezug" value="0"> <ul> <li><div class="fleft" style="width:45px">von:</div>
// <input name="min_time" value="25.2.2011" style="width:65px"></li> <li><div class="fleft" style="width:45px">bis:</div>
// <input name="max_time" value="25.2.2012" style="width:65px"></li> <li><div class="fleft" style="width:85px">Trennzeichen:</div>
// <input name="trenner" value=";" style="width:25px"></li> </ul> <div align="right" style="padding: 3px 3px 4px">
// <input name="go" value="Download" type="submit" style="font-size:12px;"></div> <div class="clearfloat"></div>
//</form>
private string[] BuildParameters( Formular formular )
{
var parameters = new Dictionary<string, string>();
var inputElements = FormElement.GetInnerElements()
.Where( child => child.TagName.EqualsI( "input" ) )
.Where( child => child.GetAttribute( "type" ) != "submit" );
foreach ( var input in inputElements )
{
parameters[ input.GetAttribute( "name" ) ] = input.GetAttribute( "value" );
}
foreach ( var param in formular.Parameters )
{
parameters[ param.Key ] = param.Value;
}
var urlPairs = parameters
.Select( entry => string.Format( "{0}={1}", HttpUtility.UrlEncode( entry.Key ), HttpUtility.UrlEncode( entry.Value ) ) )
.ToArray();
return urlPairs;
}
public NavigatorUrl( Formular form )
: this(UriType.SubmitFormular, string.Empty, form)
{
}
public static NavigatorUrl SubmitFormular( Formular form )
{
return new NavigatorUrl( form );
}
/// <summary>
/// 1. Get the document
/// 2. find the formular specified by formular.Name (currently only Html supported)
/// 3. fill the formular from the document with the additional/overwrite parameters
/// 3. submit the formular
/// </summary>
private Uri SubmitFormular( Uri url, Formular formular )
{
using ( var loader = new WinFormHtmlDocumentLoader() )
{
var document = loader.LoadHtmlDocument( url );
var htmlForm = new Html.WinForms.HtmlDocumentAdapter( document ).GetFormByName( formular.Name );
if ( htmlForm == null )
{
return null;
}
var formSubmitUrl = htmlForm.CreateSubmitUrl( formular );
return SendRequest( formSubmitUrl );
}
}
private Formular TransformFormular( Formular originalFormular )
{
if ( originalFormular == null )
{
return null;
}
var transformedForm = new Formular( originalFormular.Name );
foreach ( var origParam in originalFormular.Parameters )
{
transformedForm.Parameters[ origParam.Key ] = LookupInternal( origParam.Value );
}
return transformedForm;
}
