public List <QuestionTmpModel> StripTagsCharArray(StreamReader reader, bool checkCate, bool checkHTML)
{
List <QuestionTmpModel> list = new List <QuestionTmpModel>();
try
{
string line = null;
List <OptionViewModel> options = new List <OptionViewModel>();
bool isStartQuestion = false;
//string destination = "[html]";
int countCode = 0;
int inLine = 0;
bool isPlain = false;
StringProcess stringProcess = new StringProcess();
while ((line = reader.ReadLine()) != null)
{
string id = null;
int colon = 0;
string question = null;
string right = null;
string wrong = null;
string result = null;
string mark = null;
//string flagCategory = "";
int countRight = 0;
int countWrong = 0;
//int countCate = 0;
//int countStartCate = 0;
int countElement = 1;
bool isBlock = false;
//bool isStartCate = false;
bool isInLine = false;
bool isStart = false;
bool isEnd = false;
//bool keeping = false;
//bool isComma = false;
bool isMultipleChoice = false;
if (line.Contains("$CATEGORY"))
{
string[] temp = line.Split('/');
for (int i = 0; i < temp.Count(); i++)
{
if (i == 1)
{
category = temp[i];
}
if (i == 2)
{
learningOutcome = temp[i];
}
if (i == 3)
{
level = temp[i];
}
}
}
if (!line.StartsWith("//"))
{
line = stringProcess.RemoveHtmlBrTag(line);
string resultTmp = "";
if (line.Contains("[plain]"))
{
isPlain = true;
}
if (checkHTML == false && isPlain == false)
{
HtmlDocument htmlDoc = new HtmlDocument();
htmlDoc.LoadHtml(line);
resultTmp = htmlDoc.DocumentNode.InnerText;
}
if (!resultTmp.Equals(""))
{
result = WebUtility.HtmlDecode(resultTmp);
}
else
{
result = line;
}
result = stringProcess.RemoveHtmlTagGIFT(result);
for (int i = 0; i < result.Length; i++)
{
char let = result[i];
#region start count to track the position
//if (let == '$' && !isStartQuestion)
//{
// category = "";
// level = "";
// learningOutcome = "";
// countStartCate++;
// continue;
//}
//if (let == '$')
//{
// category = "";
// level = "";
// learningOutcome = "";
// flagCategory += let;
//}
//if (flagCategory.Equals("$CATEGORY"))
//{
// countStartCate++;
// continue;
//}
//if (let == '/' && !isStartQuestion)
//{
// isStartCate = true;
// countCate++;
// continue;
//}
if (let == ':' && !isStartQuestion)
{
countCode++;
colon = colon + 1;
isStart = true;
isInLine = true;
continue;
}
if (inLine == 1)
{
char tab = (char)9;
if (let == '=' || let == '~' || let == tab)
{
inLine = 2; //{ is end question
countCode = 0;
isStartQuestion = true;
// continue;
}
else
{
inLine = 3; // { in question
}
}
if (let == '=' && !isBlock && isStartQuestion && isInLine == false && inLine == 2)
{
countRight++;
countWrong = 0;
isBlock = true;
isInLine = true;
continue;
}
if (let == '~' && !isBlock && isStartQuestion && isInLine == false && inLine == 2)
{
countWrong++;
countRight = 0;
isBlock = true;
isInLine = true;
continue;
}
if (let == '}' && isStartQuestion && isInLine == false)
{
isEnd = true;
isStartQuestion = false;
continue;
}
//if (let == '?')
//{
// isComma = true;
//}
if (let == '{' && !isBlock)
{
//countCode = 0;
//isStartQuestion = true;
inLine = 1; // not sure to end question
}
#endregion
#region add character to variables
//if (countStartCate == 3 && isStartCate)
//{
// if (countCate == 1)
// {
// category += let;
// continue;
// }
// if (countCate == 2)
// {
// learningOutcome += let;
// continue;
// }
// if (countCate == 3)
// {
// level += let;
// continue;
// }
//}
// if (countCode <= 3 && countStartCate == 0 && isStart)
if (countCode <= 3 && isStart)
{
id += let;
continue;
}
if (countCode >= 4)
{
// { char is in question
if (inLine == 3)
{
question += '{';
if (colon >= 5)
{
question += ':';
colon = 4;
}
question += let;
inLine = 0;
isStart = false;
continue;
}
if (inLine == 0)
{
if (colon >= 5)
{
question += ':';
colon = 4;
}
question += let;
inLine = 0;
isStart = false;
continue;
}
}
if (countRight >= 1 && !isEnd)
{
right += let;
continue;
}
if (isMultipleChoice == true)
{
if (let != '%')
{
mark += let;
continue;
}
}
if (mark != null)
{
if (!mark.Equals(""))
{
if (int.Parse(mark) < 0)
{
countWrong++;
countRight = 0;
isBlock = true;
isMultipleChoice = false;
mark = null;
continue;
}
if (int.Parse(mark) > 0)
{
countRight++;
countWrong = 0;
isBlock = true;
isMultipleChoice = false;
mark = null;
continue;
}
}
}
if (countWrong >= 1 && !isEnd)
{
if (let == '%' && countElement == 1)
{
isMultipleChoice = true;
continue;
}
else
{
wrong += let;
countElement++;
continue;
}
}
#endregion
}
}
if (category != null /*&& learningOutcome != null && level != null*/ && checkCate == true)
{
if (checkCate == false)
{
category = "";
learningOutcome = "";
level = "";
//countStartCate = 0;
//isStartCate = false;
}
else
{
quesModel.Category = category;
quesModel.LearningOutcome = learningOutcome;
quesModel.Level = level;
//countStartCate = 0;
//isStartCate = false;
}
}
if (id != null)
{
quesModel.Code = id;
id = null;
}
if (question != null)
{
if (question.Equals(""))
{
quesModel.QuestionContentError = "Question content is empty";
}
if (quesModel.QuestionContent != null)
{
quesModel.QuestionContent += "<br>" + question;
}
else
{
question = stringProcess.UpperCaseKeyWord(question);
if (question.Contains("[html]"))
{
quesModel.QuestionContent = question;
}
else
{
quesModel.QuestionContent = "[html]" + question;
}
}
question = null;
}
if (right != null)
{
optionModel = new OptionViewModel();
optionModel.OptionContent = "[html]" + right;
optionModel.IsCorrect = true;
options.Add(optionModel);
}
if (wrong != null)
{
optionModel = new OptionViewModel();
optionModel.OptionContent = "[html]" + wrong;
optionModel.IsCorrect = false;
options.Add(optionModel);
}
if (quesModel.QuestionContent != null && isEnd && quesModel.Code != null)
{
int countMatching = 0;
bool isMatchingQues = false;
if (options.Count < 4)
{
quesModel.Error = "Number of option " + options.Count.ToString();
}
quesModel.Options = options;
foreach (var item in quesModel.Options)
{
if (item.IsCorrect == true)
{
countMatching = countMatching + 1;
isMatchingQues = true;
}
if (item.IsCorrect == false)
{
countMatching = 0;
}
if (countMatching >= 4 && isMatchingQues)
{
quesModel.Status = (int)Enum.StatusEnum.Invalid;
}
}
list.Add(quesModel);
quesModel = new QuestionTmpModel();
options = new List <OptionViewModel>();
countCode = 0;
inLine = 0;
isMultipleChoice = false;
isPlain = false;
}
}
}
catch (Exception ex)
{
Elmah.ErrorSignal.FromCurrentContext().Raise(ex);
quesModel.OtherError = "Other Error " + ex.Message.ToString();
}
return(list);
}
private static void IterateTable(WTable table)
{
List <DocViewModel> optionCheckList = new List <DocViewModel>();
foreach (WTableRow row in table.Rows)
{
#region get key
IEntity titleEntity = row.Cells[0].ChildEntities[0];
string key = (titleEntity as WParagraph).Text;
#endregion
#region question content
if (key.Contains("QN=") || key.Contains("QN ="))
{
quesModel.Code = key.Replace("QN=", "").Replace("QN =", "").Trim();
//for (int i = 0; i < row.Cells[1].ChildEntities.Count; i++)
//{
// IEntity bodyItemEntity = row.Cells[1].ChildEntities[i];
// WParagraph wParagraph = bodyItemEntity as WParagraph;
// if (wParagraph.ChildEntities.Count != 0)
// {
// ParagraphItem pItem = wParagraph.ChildEntities[0] as ParagraphItem;
// switch (pItem.EntityType)
// {
// default:
// if (!(wParagraph.Text.Contains("[file") || wParagraph.Text.Equals("")) && quesModel.QuestionContent == null)
// {
// quesModel.QuestionContent = "[html] " + wParagraph.Text.Replace("\v", "<cbr>");
// }
// else if (!(wParagraph.Text.Contains("[file") || wParagraph.Text.Equals("")))
// {
// WTextRange text = pItem as WTextRange;
// quesModel.QuestionContent = quesModel.QuestionContent + "<cbr>" + wParagraph.Text;
// }
// break;
// case EntityType.Picture:
// WPicture wPicture = pItem as WPicture;
// Image iImage = wPicture.Image;
// MemoryStream m = new MemoryStream();
// iImage.Save(m, iImage.RawFormat);
// byte[] imageBytes = m.ToArray();
// quesModel.Image = Convert.ToBase64String(imageBytes);
// break;
// }
// }
// if (quesModel.Image != null)
// {
// break;
// }
//}
for (int i = 0; i < row.Cells[1].ChildEntities.Count; i++)
{
bool inputWholeParagraph = false;
IEntity bodyItemEntity = row.Cells[1].ChildEntities[i];
WParagraph wParagraph = bodyItemEntity as WParagraph;
if (wParagraph.ChildEntities.Count != 0)
{
foreach (var pChild in wParagraph.ChildEntities)
{
var pItem = pChild as ParagraphItem;
switch (pItem.EntityType)
{
case EntityType.TextRange:
if (!inputWholeParagraph)
{
if (!wParagraph.Text.Equals("") && quesModel.QuestionContent == null)
{
quesModel.QuestionContent = "[html] " + wParagraph.Text.Replace("\v", "<cbr>").Split(new string[] { "[file" }, StringSplitOptions.None)[0];
inputWholeParagraph = true;
}
else if (!wParagraph.Text.Equals(""))
{
quesModel.QuestionContent = quesModel.QuestionContent + "<cbr>" + wParagraph.Text.Split(new string[] { "[file" }, StringSplitOptions.None)[0];
inputWholeParagraph = true;
}
}
break;
case EntityType.Picture:
WPicture wPicture = pItem as WPicture;
System.Drawing.Image iImage = wPicture.Image;
MemoryStream m = new MemoryStream();
iImage.Save(m, iImage.RawFormat);
byte[] imageBytes = m.ToArray();
ImageViewModel image = new ImageViewModel();
image.Source = Convert.ToBase64String(imageBytes);
images.Add(image);
break;
}
}
}
}
}
#endregion
#region option content
else if (key.Contains("."))
{
var optionImages = new List <ImageViewModel>();
var optionCheck = new DocViewModel();
optionCheck.Code = key.Replace(".", "").ToLower();
//for (int i = 0; i < row.Cells[1].ChildEntities.Count; i++)
//{
// IEntity bodyItemEntity = row.Cells[1].ChildEntities[i];
// WParagraph wParagraph = bodyItemEntity as WParagraph;
// if (wParagraph.Text != "")
// {
// ParagraphItem pItem = wParagraph.ChildEntities[0] as ParagraphItem;
// switch (pItem.EntityType)
// {
// //case EntityType.TextRange:
// default:
// if (!wParagraph.Text.Equals("") && optionModel.OptionContent == null)
// {
// optionModel.IsCorrect = false;
// optionModel.OptionContent = wParagraph.Text.Replace("\v", "<cbr>");
// }
// else if (!wParagraph.Text.Equals(""))
// {
// optionModel.OptionContent = optionModel.OptionContent + "<cbr>" + wParagraph.Text.Replace("\v", "<cbr>");
// }
// break;
// case EntityType.Picture:
// //WPicture wPicture = pItem as WPicture;
// //Image iImage = wPicture.Image;
// //MemoryStream m = new MemoryStream();
// //iImage.Save(m, iImage.RawFormat);
// //byte[] imageBytes = m.ToArray();
// //quesModel.Image = Convert.ToBase64String(imageBytes);
// break;
// }
// }
//}
for (int i = 0; i < row.Cells[1].ChildEntities.Count; i++)
{
bool inputWholeParagraph = false;
IEntity bodyItemEntity = row.Cells[1].ChildEntities[i];
WParagraph wParagraph = bodyItemEntity as WParagraph;
if (wParagraph.ChildEntities.Count != 0)
{
foreach (var pChild in wParagraph.ChildEntities)
{
var pItem = pChild as ParagraphItem;
switch (pItem.EntityType)
{
case EntityType.TextRange:
if (!inputWholeParagraph)
{
if (!wParagraph.Text.Equals("") && optionModel.OptionContent == null)
{
optionModel.IsCorrect = false;
optionModel.OptionContent = wParagraph.Text.Replace("\v", "<cbr>");
inputWholeParagraph = true;
}
else if (!wParagraph.Text.Equals(""))
{
optionModel.OptionContent = optionModel.OptionContent + "<cbr>" + wParagraph.Text;
}
}
break;
case EntityType.Picture:
WPicture wPicture = pItem as WPicture;
System.Drawing.Image iImage = wPicture.Image;
MemoryStream m = new MemoryStream();
iImage.Save(m, iImage.RawFormat);
byte[] imageBytes = m.ToArray();
ImageViewModel image = new ImageViewModel();
image.Source = Convert.ToBase64String(imageBytes);
optionImages.Add(image);
break;
}
}
}
}
optionCheck.Content = optionModel.OptionContent;
optionCheckList.Add(optionCheck);
optionModel.Images = optionImages;
if (optionModel.OptionContent != null || (optionModel.Images != null && optionModel.Images.Count() != 0))
{
options.Add(optionModel);
}
optionModel = new OptionViewModel();
}
#endregion
else if (key.Contains("ANSWER:"))
{
IEntity bodyItemEntity = row.Cells[1].ChildEntities[0];
WParagraph paragraph = bodyItemEntity as WParagraph;
if (!paragraph.Text.Equals(""))
{
var trim = paragraph.Text.Replace(" ", "").ToLower();
char[] answers = trim.ToCharArray();
foreach (var optionCheck in optionCheckList)
{
for (int i = 0; i < answers.Length; i++)
{
if (optionCheck.Code.Equals(answers[i].ToString()))
{
foreach (var option in options)
{
if (option.OptionContent.Equals(optionCheck.Content))
{
option.IsCorrect = true;
break;
}
}
break;
}
}
}
}
}
else if (key.Contains("UNIT:"))
{
IEntity bodyItemEntity = row.Cells[1].ChildEntities[0];
WParagraph paragraph = bodyItemEntity as WParagraph;
if (!paragraph.Text.Equals(""))
{
var number = Regex.Match(paragraph.Text, @"\d+$").ToString();
if (globalPrefix == "")
{
quesModel.LearningOutcome = paragraph.Text;
}
else
{
quesModel.LearningOutcome = globalPrefix + " " + number;
}
}
}
else if (key.Contains("MARK:"))
{
IEntity bodyItemEntity = row.Cells[1].ChildEntities[0];
WParagraph paragraph = bodyItemEntity as WParagraph;
switch (paragraph.Text)
{
//default:
// quesModel.Level = "Easy";
// break;
case "1":
quesModel.Level = "Easy";
break;
case "2":
quesModel.Level = "Medium";
break;
case "3":
quesModel.Level = "Hard";
break;
}
}
else if (key.Contains("CATEGORY:"))
{
IEntity bodyItemEntity = row.Cells[1].ChildEntities[0];
WParagraph paragraph = bodyItemEntity as WParagraph;
if (paragraph != null && !paragraph.Text.Equals(""))
{
quesModel.Category = paragraph.Text;
}
}
}
if (images != null)
{
quesModel.Images = images;
}
quesModel.Options = options;
listQuestion.Add(quesModel);
quesModel = new QuestionTmpModel();
images = new List <ImageViewModel>();
options = new List <OptionViewModel>();
optionCheckList = new List <DocViewModel>();
}