public void Export(Stream outputStream)
{
if (null == outputStream)
{
throw new ArgumentNullException("outputStream");
}
string lang = String.IsNullOrWhiteSpace(Language) ? CultureInfo.CurrentCulture.Name : Language;
string uid = String.IsNullOrWhiteSpace(UID) ? Guid.NewGuid().ToString() : UID;
using (ZipArchive archive = new ZipArchive(outputStream, ZipArchiveMode.Create))
{
// Add mimetype
ZipArchiveEntry mimetype = archive.CreateEntry("mimetype", CompressionLevel.NoCompression);
using (StreamWriter sw = new StreamWriter(mimetype.Open()))
{
sw.Write(@"application/epub+zip");
}
// Add container.xml
ZipArchiveEntry containerXml = archive.CreateEntry("META-INF/container.xml", CompressionLevel.Optimal);
using (StreamWriter sw = new StreamWriter(containerXml.Open()))
{
sw.Write(ContainerXmlTemplate);
}
// Add content.opf
ZipArchiveEntry contentOpf = archive.CreateEntry("OEBPS/content.opf", CompressionLevel.Optimal);
using (StreamWriter sw = new StreamWriter(contentOpf.Open()))
{
StringBuilder itemSB = new StringBuilder();
StringBuilder spineSB = new StringBuilder();
for (int i = 0; i < _sections.Count; i++)
{
string sectionId = String.Format("section{0}", i + 1);
itemSB.AppendLine(String.Format(ContentOpfItemTemplate
, sectionId
, sectionId + ".html"
, "application/xhtml+xml"));
spineSB.AppendLine(String.Format(ContentOpfSpineItemRefTemplate, sectionId));
}
for (int i = 0; i < _resources.Count; i++)
{
string resourceId = String.Format("resource{0}", i + 1);
itemSB.AppendLine(String.Format(ContentOpfItemTemplate
, resourceId
, _resources[i].Path
, _resources[i].MediaType));
}
string content = String.Format(ContentOpfTemplate
, Title
, Author
, uid
, lang
, itemSB.ToString()
, spineSB.ToString());
sw.Write(content);
}
// Add toc.ncx
ZipArchiveEntry tocNcx = archive.CreateEntry("OEBPS/toc.ncx", CompressionLevel.Optimal);
using (StreamWriter sw = new StreamWriter(tocNcx.Open()))
{
StringBuilder navLabelSB = new StringBuilder();
for (int i = 0; i < _sections.Count; i++)
{
EpubSection section = _sections[i];
string sectionId = String.Format("section{0}", i + 1);
navLabelSB.AppendLine(String.Format(TocNcxNavPointTemplate
, sectionId
, (i + 1).ToString()
, section.Title));
}
string content = String.Format(TocNcxTemplate
, uid
, Title
, navLabelSB.ToString());
sw.Write(content);
}
// Add Sections
for (int i = 0; i < _sections.Count; i++)
{
string sectionId = String.Format("section{0}", i + 1);
ZipArchiveEntry sectionHtml = archive.CreateEntry(String.Format("OEBPS/{0}.html", sectionId), CompressionLevel.Optimal);
using (StreamWriter sw = new StreamWriter(sectionHtml.Open()))
{
string content = "";
if (_sections[i].HasCss)
{
content = String.Format(EpubSectionHtmlWithCSSTemplate
, _sections[i].Title
, _sections[i].CssPath
, _sections[i].BodyHtml);
}
else
{
content = String.Format(EpubSectionHtmlTemplate
, _sections[i].Title
, _sections[i].BodyHtml);
}
sw.Write(content);
}
}
// Add Resources
for (int i = 0; i < _resources.Count; i++)
{
ZipArchiveEntry resourceEntry = archive.CreateEntry(String.Format("OEBPS/{0}", _resources[i].Path), CompressionLevel.Optimal);
_resources[i].ResourceStream.CopyTo(resourceEntry.Open());
}
}
}
public void AddSection(string title, string body, string cssPath = "")
{
EpubSection section = new EpubSection(title, body, cssPath);
_sections.Add(section);
}