private void Parse(List <Line> xml_lines)
{
List <Text> texts = new List <Text>();
List <Tag> startingTags = new List <Tag>();
List <Tag> endingTags = new List <Tag>();
List <Error> errorsList = new List <Error>();
List <Tag> allTags = new List <Tag>();
bool HasXmlDec = false;
int level = 0;
int tag_id = 1;
var xmlFile = new Xml()
{
HasError = false,
HasRoot = false,
LineNumber = xml_lines.Count()
};
// walidujemy poprawność każdej linijki.
foreach (var line in xml_lines)
{
bool startingTagDec = false;
bool endingTagDec = false;
bool otherDec = false;
bool textDec = false;
bool xmlDec = false;
string tempTag = "";
int lineNumber = line.LineNumber;
//bool hasError = line.HasError;
var characters = line.Content;
var charactersNumber = line.Content.Length;
for (int i = 0; i < charactersNumber; i++)
{
if (characters[i] == '<')
{ // start
otherDec = true;
if (characters[i + 1] == '?')
{ // początek deklaracji Xml
if (CheckXml(line.Content))
{
HasXmlDec = true;
}
else
{
HasXmlDec = false;
}
}
else if (characters[i + 1] == '/')
{ // początek tagu zamykającego
endingTagDec = true; // zmienna pomocnicza
level--;
Tag endTag = GetTag(line.Content, i + 2, line.LineNumber);
// musimy ustalic temu tagowi jeszcze rodzica
var parent_tag = startingTags.Where(t => t.TagId < tag_id && t.ChildLevel == level - 1).OrderByDescending(t => t.TagId).FirstOrDefault();
if (parent_tag == null)
{
endTag.Parent = null;
endTag.TagType = true;
}
else
{
endTag.Parent = parent_tag;
}
endTag.ChildLevel = level;
endTag.TagId = tag_id;
tag_id++;
// przy każdym tagu kończącym obniżamy poziom o 1;
endingTags.Add(endTag);
allTags.Add(endTag);
//Console.Write("END:"+endTagName);
}
else if (characters[i + 1] == ' ')
{
errors_list.Add(new Error()
{
ErrorName = "Bad tag declaration", ErrorValue = "Tag declarations cannot contain spaces", Warning = false, LineNumber = lineNumber
});
}
else if (Char.IsDigit(characters[i + 1]))
{
errors_list.Add(new Error()
{
LineNumber = lineNumber, ErrorName = "Tag error", ErrorValue = "Tag's name cannot start with digit", Warning = false
});
}
else
{
// pierwszy znak to < następny to tekst.
// mamy więc do czynienia z tagiem początkowym
// pobieramy jego dane i tyle.
startingTagDec = true; // zmienna pomocnicza;
Tag startTag = GetTag(line.Content, i + 1, line.LineNumber);
startTag.ChildLevel = level;
startTag.TagId = tag_id;
// musimy ustalic temu tagowi jeszcze rodzica
var parent_tag = startingTags.Where(t => t.TagId < tag_id && t.ChildLevel == level - 1).OrderByDescending(t => t.TagId).FirstOrDefault();
if (parent_tag == null)
{
startTag.Parent = null;
startTag.TagType = true;
}
else
{
startTag.Parent = parent_tag;
}
tag_id++;
level++; // przy każdym tagu otwierającym podbijamy poziom o 1
startingTags.Add(startTag);
allTags.Add(startTag);
//Console.WriteLine("START:"+startTagName);
}
}
else if (characters[i] == '>')
{ // koniec
// czyścimy zmienne pomocnicze
startingTagDec = false;
xmlDec = false;
otherDec = false;
endingTagDec = false;
}
else if (regexLettersNumbers.IsMatch(characters[i].ToString()) && startingTagDec == false && endingTagDec == false && xmlDec == false && otherDec == false)
{ // chyba tutaj już rozpatrujemy zwykły tekst
if (!regexAll.IsMatch(characters[i - 1].ToString()))
{
string value = GetTextValue(line.Content, i);
//Console.WriteLine("TEKST: " + line.Content + " :TEKST");
texts.Add(new Text()
{
TextId = 1,
Value = value
});
//Console.WriteLine("TE:" + value + "CC");
}
}
}
}
if (HasXmlDec == true)
{
xmlFile.HasXmlDec = true;
}
else
{
xmlFile.HasXmlDec = false;
}
xmlFile.EndingTagsList = endingTags;
xmlFile.StartingTagsList = startingTags;
xmlFile.StartingTagsNumber = startingTags.Count();
xmlFile.EndingTagsNumber = endingTags.Count();
xmlFile.AllTags = allTags;
main_xml_file = xmlFile;
}
private void Validate(Xml xmlfile)
{
//check XML declaration
if (xmlfile.HasXmlDec == false)
{
errors_list.Add(new Error()
{
LineNumber = 0, ErrorName = "XML declaration", ErrorValue = "No xml declaration found in the document.", Warning = true
});
}
// check if root element exists
if (xmlfile.StartingTagsList.First().TagName != xmlfile.EndingTagsList.Last().TagName)
{
if (xmlfile.HasXmlDec == true)
{
errors_list.Add(new Error()
{
LineNumber = 1, ErrorName = "Root element error", ErrorValue = "No root element declaration", Warning = false
});
}
else
{
errors_list.Add(new Error()
{
LineNumber = 0, ErrorName = "Root element error", ErrorValue = "No root element declaration", Warning = false
});
}
}
// starting tags vs ending tags
foreach (var tag in xmlfile.StartingTagsList)
{
if (tag.TagType == true)
{ // tag type TRUE oznacza root'a
if (xmlfile.EndingTagsList.Where(t => t.TagName == tag.TagName).FirstOrDefault() == null)
{
errors_list.Add(new Error()
{
LineNumber = tag.LineNumber, ErrorName = "Tag error", ErrorValue = "Cannot find ending tag for already decalred starting tag (" + tag.TagName + ")", Warning = false
});
}
}
else
{
if (xmlfile.EndingTagsList.Where(t => t.TagName == tag.TagName && t.ChildLevel == tag.ChildLevel && t.Parent == tag.Parent).FirstOrDefault() == null)
{
if (!this.CheckNested(tag))
{
if (xmlfile.EndingTagsList.Where(t => t.TagName.ToLower() == tag.TagName.ToLower() && t.ChildLevel == tag.ChildLevel && t.Parent == tag.Parent).FirstOrDefault() == null)
{
errors_list.Add(new Error()
{
LineNumber = tag.LineNumber, ErrorName = "Tag error", ErrorValue = "Cannot find ending tag for already decalred starting tag (" + tag.TagName + ")", Warning = false
});
}
else
{
errors_list.Add(new Error()
{
LineNumber = tag.LineNumber, ErrorName = "Tag declaration error", ErrorValue = "Case sensitive error. (" + tag.TagName + ")", Warning = false
});
}
}
}
}
}
// check tags names - cannot start with number and "XML" word
foreach (var tag in xmlfile.StartingTagsList)
{
if (regexTagNameFirstDigit.IsMatch(tag.TagName))
{
errors_list.Add(new Error()
{
LineNumber = tag.LineNumber, ErrorName = "Tag error", ErrorValue = "Tag's name cannot start with digit (" + tag.TagName + ")", Warning = false
});
}
if (regexTagName.IsMatch(tag.TagName))
{
errors_list.Add(new Error()
{
LineNumber = tag.LineNumber, ErrorName = "Tag error", ErrorValue = "Tag's name cannot start with XML word (" + tag.TagName + ")", Warning = false
});
}
}
Console.WriteLine(String.Join("\n", xmlfile.StartingTagsList.Select(a => a.TagName + ":" + a.ChildLevel + ":" + (a.Parent != null ? a.Parent.TagName : "BRAK"))));
Console.WriteLine("\n KON \n" + String.Join("\n", xmlfile.EndingTagsList.Select(a => a.TagName + ":" + a.ChildLevel + ":" + (a.Parent != null ? a.Parent.TagName : "BRAK"))));
this.PrintErrors();
}