protected ParseCode LineParseParagraph(ref string line, ref int unitContentCount, ref Unit curUnit)
{
if (curUnit == null || line == null || unitContentCount < 0)
{
return(ParseCode.ERROR);
}
Paragraph curContent = new Paragraph(unitContentCount++, "");
List <BiblioRef> refs = LineParseBiblioRef(ref line, ref unitContentCount);
for (int iLink = 0; iLink < refs.Count; iLink++)
{
refs[iLink].SetContentId(curContent.GetId());
curUnit.AddContent(refs[iLink]);
}
List <Attachment> attachments = LineParseAttachment(ref line, ref unitContentCount);
for (int iLink = 0; iLink < attachments.Count; iLink++)
{
attachments[iLink].SetContentId(curContent.GetId());
curUnit.AddContent(attachments[iLink]);
}
Content lastUnitContent = curUnit.GetLastContent();
if (lastUnitContent != null && lastUnitContent.GetType() == typeof(Paragraph) && lastUnitContent.GetContent().EndsWith("//"))
{
((Paragraph)lastUnitContent).AddText(line, false);
}
else
{
curContent.SetContent(line);
curUnit.AddContent(curContent);
}
return(ParseCode.PARSED);
}
protected ParseCode LineParseItemList(ref string line, ref int unitContentCount, ref Unit curUnit)
{
if (curUnit == null || line == null || unitContentCount < 0)
{
return(ParseCode.ERROR);
}
ItemList curContent = new ItemList(unitContentCount++, "");
if (line.StartsWith(m_Tags.ListOrd))
{
curContent.SetOrdered(true);
}
line = line.Substring(1, line.Length - 1);
line = line.Trim();
curContent.AddItem(line);
curUnit.AddContent(curContent);
return(ParseCode.PARSED);
}
protected ParseCode LineParseImage(ref string line, ref int unitContentCount, ref Unit curUnit)
{
if (curUnit == null || line == null || unitContentCount < 0)
{
return(ParseCode.ERROR);
}
// an image cannot be inside text or other element
if (!(line.StartsWith(m_Tags.Image) && line.EndsWith("]")))
{
return(ParseCode.NO_PARSE);
}
line = line.Replace(m_Tags.Image, "");
line = line.Replace("]", "");
string relPath = line;
relPath = relPath.Trim();
string imgPath = Utils.NormalizePath(string.Format("{0}{1}{2}", Directory.GetParent(m_FileInPath), Path.DirectorySeparatorChar, relPath));
if (!File.Exists(imgPath))
{
return(ParseCode.ERROR);
}
Image origImg = Image.FromFile(imgPath);
if (origImg == null)
{
return(ParseCode.ERROR);
}
Image scaledImg = Utils.ScaleImage(origImg, 500);
string b64Img = Utils.ImageToBase64String(scaledImg, ImageFormat.Jpeg);
curUnit.AddContent(new MetaImage(unitContentCount++, b64Img));
return(ParseCode.PARSED);
}
protected ParseCode LineParseQuote(ref string line, ref int unitContentCount, ref Unit curUnit)
{
if (curUnit == null || line == null || unitContentCount < 0)
{
return(ParseCode.ERROR);
}
line = line.Replace(m_Tags.Quote, "");
Content lastUnitContent = curUnit.GetLastContent();
if (lastUnitContent != null && lastUnitContent.GetType() == typeof(Quote))
{
// quote already open
((Quote)lastUnitContent).AddText(line, false);
}
else
{
Quote curContent = new Quote(unitContentCount++, "");
curContent.AddText(line);
curUnit.AddContent(curContent);
}
return(ParseCode.PARSED);
}
