public void Save(string file_name)
{
ZipStorer result = ZipStorer.Create(file_name, ""); // Create the output filename
Stream data; // This will be out stream
gStream sst = null;
foreach (gStream g in streams) // Loop all the streams in the template
{
string name = g.zfe.FilenameInZip; // This is the stream name
if (name != "xl/sharedStrings.xml") // If this is not the shared strings stream
{
if (!sources.TryGetValue(name, out data))
{
data = g.ReadAsMemory(); // Get data stream either from memory or from Sources
}
result.AddStream(ZipStorer.Compression.Deflate, name, data, DateTime.Now, ""); // Add to our ZIP file
}
else
{
sst = g;
}
}
if (!sources.TryGetValue("xl/sharedStrings.xml", out data))
{
data = sst.ReadAsMemory(); // Get data stream either from memory or from Sources
}
result.AddStream(ZipStorer.Compression.Deflate, "xl/sharedStrings.xml", data, DateTime.Now, ""); // Add to our ZIP file
result.Close(); // Close the ZIP file
}
/*
*
* public bool SaveStream(string StreamName, string FileName)
* {
* gStream f = null;
* foreach (gStream s in streams) if (s.zfe.FilenameInZip == StreamName) f = s;
* if (f == null) return false;
* f.SaveToFile(FileName);
* return true;
* }
* */
private void SetStructure() // Initializes all the elements of a valid XLSX file
{
XmlDocument rd = null, sd = null, st = null;
foreach (gStream s in streams) // Loop all the streams and get
{
if (s.zfe.FilenameInZip == "xl/_rels/workbook.xml.rels")
{
rd = s.ReadAsXml(); // Stream for Relations
}
if (s.zfe.FilenameInZip == "xl/workbook.xml")
{
sd = s.ReadAsXml(); // Stream for structure
}
if (s.zfe.FilenameInZip == "xl/sharedStrings.xml")
{
st = s.ReadAsXml(); // Stream for strings
}
}
if ((rd == null) || (sd == null) || (st == null))
{
throw new Exception("Bad WorkBook"); // If ay of them could not be found, then raise an error
}
XmlNode tn = st.FirstChild.NextSibling.FirstChild; // This is the first node with strings
while (tn != null)
{
words.Add(tn.FirstChild.InnerText); tn = tn.NextSibling;
} // Add all strings to dictionary
XmlNamespaceManager nsmgr0 = new System.Xml.XmlNamespaceManager(sd.NameTable); // Add namespaces
nsmgr0.AddNamespace("main", "http://schemas.openxmlformats.org/spreadsheetml/2006/main");
nsmgr0.AddNamespace("r", "http://schemas.openxmlformats.org/officeDocument/2006/relationships");
XmlNamespaceManager nsmgr1 = new System.Xml.XmlNamespaceManager(rd.NameTable);
nsmgr1.AddNamespace("rels", "http://schemas.openxmlformats.org/package/2006/relationships");
foreach (XmlNode n in sd.SelectNodes("main:workbook/main:sheets/main:sheet", nsmgr0)) // For each sheet
{
string rId = n.Attributes["r:id"].Value; // Get its RelationID
XmlNode r = rd.SelectSingleNode("rels:Relationships/rels:Relationship[@Id='" + rId + "']", nsmgr1); // Use RelationID to find it in Relations
if (r != null) // If found,
{
gStream sr = streams.Find(element => element.zfe.FilenameInZip == "xl/" + r.Attributes["Target"].Value); // Use Target to find the stream implementing the relation
if (sr == null)
{
throw new Exception("Could not find [" + r.Attributes["Target"].Value + "] in streams"); // Raise and error if fail
}
sr.Sheet = new gSheet(this, Int32.Parse(n.Attributes["sheetId"].Value), n.Attributes["name"].Value, sr); // Create the stream structure
sheets[sr.Sheet.Name] = sr.Sheet; // Add it
}
}
}
internal gSheet(OoXml d, int i, string n, gStream s)
{
Document = d; Index = i;
Name = n;
Stream = s;
}
internal gSheet(OoXml d, int i, string n, gStream s)
{
Document = d; Index = i;
Name = n;
Stream = s;
}
