/// <summary>
/// Method to obtain all the warnings as a result of the validation of the html
/// </summary>
/// <param name="urlDocument">Xml document that represents the result of the validation</param>
/// <param name="mNamespace">Namespace used to obtain some data such as line, colum, etc.</param>
private void HTMLWarnings(XDocument urlDocument, XNamespace mNamespace)
{
warnings = new Warnings();
//Obtaining the descendants of the elements labeled "warnings". With this we obtain all the warnings
var warningsElements = from e in urlDocument.Descendants(mNamespace + "warnings")
select e;
//Obtaining the descendants of the elements labeled "warningcount". With this we can obtain the number of warnings.
var warningCountElement = from e in warningsElements.Descendants(mNamespace + "warningcount")
select e;
//Obtaining the descendants of the elements labeled "warning". With this we can obtain information from each of the warnings.
var warningListElements = from e in warningsElements.Descendants(mNamespace + "warning")
select e;
//Iterate over the 'warningaccount' variable to obtain the number of warnings
foreach (var element in warningCountElement)
{
//Store the value of the count
warnings.warningCount = element.Value;
//Iterate over the 'warningListElements' variable to obtain each error
foreach (var warningElement in warningListElements)
{
//Create an instance of a Warning
Warning warning = new Warning();
//If there is a number of line
if (warningElement.Descendants(mNamespace + "line").Count() > 0)
//Store all the información of the warning.
warning.line = warningElement.Descendants(mNamespace + "line").First().Value;
//If there is a number of column
if (warningElement.Descendants(mNamespace + "col").Count() > 0)
//Store all the información of the warning.
warning.col = warningElement.Descendants(mNamespace + "col").First().Value;
//If there is an explnation
if (warningElement.Descendants(mNamespace + "explanation").Count() > 0)
//Store all the información of the warning.
warning.explanation = warningElement.Descendants(mNamespace + "explanation").First().Value;
//If there is a source
if (warningElement.Descendants(mNamespace + "source").Count() > 0)
//Store all the información of the warning.
warning.source = warningElement.Descendants(mNamespace + "source").First().Value;
//If there is a messageid
if (warningElement.Descendants(mNamespace + "messageid").Count() > 0)
{
//If the messageid stars with a 'W' it means that the warning is a PotentialIssue
if (warningElement.Descendants(mNamespace + "messageid").First().Value.StartsWith("W"))
{
//Create an instance of a WarningPotentialIssue
WarningPotentialIssue warningPotentialIssue = new WarningPotentialIssue();
//Store the messageid in the warningPotentialIssue object
warningPotentialIssue.messageid = warningElement.Descendants(mNamespace + "messageid").First().Value;
//If there is a message
if (warningElement.Descendants(mNamespace + "message").Count() > 0)
//Store the message in the warningPotentialIssue object
warningPotentialIssue.message = warningElement.Descendants(mNamespace + "message").First().Value;
////Add the warningPotentialIssue to the list of warningPotentialIssues.
warningPotentialIssues.Add(warningPotentialIssue);
}
//If the messageid not stars with a 'W'
else
{
//Store the messageid
warning.messageid = warningElement.Descendants(mNamespace + "messageid").First().Value;
//If there is a message
if (warningElement.Descendants(mNamespace + "message").Count() > 0)
//Store the message
warning.message = warningElement.Descendants(mNamespace + "message").First().Value;
//Add the warning to the list of warnings
warnings.Add(warning);
}
}
}
}
}
/// <summary>
/// Method to obtain all the warnings as a result of the validation of the html
/// </summary>
/// <param name="urlDocument">Xml document that represents the result of the validation</param>
/// <param name="mNamespace">Namespace used to obtain some data such as line, colum, etc.</param>
private void HTMLWarnings(XDocument urlDocument, XNamespace mNamespace)
{
warnings = new Warnings();
//Obtaining the descendants of the elements labeled "warnings". With this we obtain all the warnings
var warningsElements = from e in urlDocument.Descendants(mNamespace + "warnings")
select e;
//Obtaining the descendants of the elements labeled "warningcount". With this we can obtain the number of warnings.
var warningCountElement = from e in warningsElements.Descendants(mNamespace + "warningcount")
select e;
//Obtaining the descendants of the elements labeled "warning". With this we can obtain information from each of the warnings.
var warningListElements = from e in warningsElements.Descendants(mNamespace + "warning")
select e;
//Iterate over the 'warningaccount' variable to obtain the number of warnings
foreach (var element in warningCountElement)
{
//Store the value of the count
warnings.warningCount = element.Value;
//Iterate over the 'warningListElements' variable to obtain each error
foreach (var warningElement in warningListElements)
{
//Create an instance of a Warning
Warning warning = new Warning();
//If there is a number of line
if (warningElement.Descendants(mNamespace + "line").Count() > 0)
{
//Store all the información of the warning.
warning.line = warningElement.Descendants(mNamespace + "line").First().Value;
}
//If there is a number of column
if (warningElement.Descendants(mNamespace + "col").Count() > 0)
{
//Store all the información of the warning.
warning.col = warningElement.Descendants(mNamespace + "col").First().Value;
}
//If there is an explnation
if (warningElement.Descendants(mNamespace + "explanation").Count() > 0)
{
//Store all the información of the warning.
warning.explanation = warningElement.Descendants(mNamespace + "explanation").First().Value;
}
//If there is a source
if (warningElement.Descendants(mNamespace + "source").Count() > 0)
{
//Store all the información of the warning.
warning.source = warningElement.Descendants(mNamespace + "source").First().Value;
}
//If there is a messageid
if (warningElement.Descendants(mNamespace + "messageid").Count() > 0)
{
//If the messageid stars with a 'W' it means that the warning is a PotentialIssue
if (warningElement.Descendants(mNamespace + "messageid").First().Value.StartsWith("W"))
{
//Create an instance of a WarningPotentialIssue
WarningPotentialIssue warningPotentialIssue = new WarningPotentialIssue();
//Store the messageid in the warningPotentialIssue object
warningPotentialIssue.messageid = warningElement.Descendants(mNamespace + "messageid").First().Value;
//If there is a message
if (warningElement.Descendants(mNamespace + "message").Count() > 0)
{
//Store the message in the warningPotentialIssue object
warningPotentialIssue.message = warningElement.Descendants(mNamespace + "message").First().Value;
}
////Add the warningPotentialIssue to the list of warningPotentialIssues.
warningPotentialIssues.Add(warningPotentialIssue);
}
//If the messageid not stars with a 'W'
else
{
//Store the messageid
warning.messageid = warningElement.Descendants(mNamespace + "messageid").First().Value;
//If there is a message
if (warningElement.Descendants(mNamespace + "message").Count() > 0)
{
//Store the message
warning.message = warningElement.Descendants(mNamespace + "message").First().Value;
}
//Add the warning to the list of warnings
warnings.Add(warning);
}
}
}
}
}
public static validationResults ValidateAccessibility(string htmlSourceCode)
{
var diz = new Dictionary<string, object>();
diz.Add("MAX_FILE_SIZE", "52428800");
diz.Add("pastehtml", htmlSourceCode);
diz.Add("validate_paste", "Check it");
diz.Add("enable_html_validation", "1");
diz.Add("radio_gid[]", "7");
diz.Add("checkbox_gid[]", "8");
diz.Add("rpt_format", "1");
//diz.Add("enable_html_validation", "1");
using (var resp = FormUpload.MultipartFormDataPost(
"http://achecker.ca/checker/index.php",
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1.0.3705;)",
diz
))
{
using (var str = resp.GetResponseStream())
{
HtmlDocument doc = new HtmlDocument();
doc.Load(str);
var errorsHtml = doc.DocumentNode.SelectSingleNode(@"//*[@id='AC_errors']");
var errorNodes = errorsHtml.SelectNodes(@"child::*[@class='gd_one_check']");
var errorList = new List<Error>();
if (errorNodes != null)
{
foreach (var itm in errorNodes)
{
try
{
var err = new Error();
err.message = itm.SelectSingleNode(@"child::*[@class='gd_msg']/a").InnerText;
err.explanation = itm.SelectSingleNode(@"child::*[@class='gd_question_section']").InnerText;
err.explanation = Regex.Replace(err.explanation, @"[\s]+", " ");
var location = itm.SelectSingleNode(@"child::table/tr/td/em").InnerText;
var m = Regex.Match(location, @"Line\s(?:(?<line>[0-9]+)),\sColumn\s(?:(?<col>[0-9]+))");
err.col = int.Parse(m.Groups["col"].Value);
err.line = int.Parse(m.Groups["line"].Value);
errorList.Add(err);
}
catch (Exception ex)
{
throw ex;
}
}
}
var potentialHtml = doc.DocumentNode.SelectSingleNode(@"//*[@id='AC_potential_problems']");
var potenzialNodes = potentialHtml.SelectNodes(@"child::*[@class='gd_one_check']");
var potentialList = new List<Warning>();
if (potenzialNodes != null)
{
foreach (var itm in potenzialNodes)
{
try
{
var message = itm.SelectSingleNode(@"child::*[@class='gd_msg']/a").InnerText;
var explanation = itm.SelectSingleNode(@"child::*[@class='gd_question_section']").InnerText;
explanation = Regex.Replace(explanation, @"[\s]+", " ");
var locations = itm.SelectNodes(@"child::table/tr");
foreach (var l in locations)
{
var warn = new Warning();
warn.message = message;
warn.explanation = explanation;
var location = l.SelectSingleNode(@"child::td/em").InnerHtml;
var m = Regex.Match(location, @"Line\s(?:(?<line>[0-9]+)),\sColumn\s(?:(?<col>[0-9]+))");
warn.col = m.Groups["col"].Value;
warn.line = m.Groups["line"].Value;
potentialList.Add(warn);
}
}
catch (Exception ex)
{
throw ex;
}
}
}
var result = new validationResults();
result.Errors = errorList;
result.Potentials = new List<WarningPotentialIssue>();
result.Warnings = potentialList;
return result;
}
}
}
