/// <summary>
/// Merges a row tree with a PDF document containing form fields.
/// </summary>
public static void CreatePdf(
MergeRowTree rowTree, bool ensureAllFieldsHaveValues, MemoryStream sourcePdfStream, Stream destinationStream,
bool useLegacyBehaviorOfIgnoringInvalidFields = false)
{
var streams = new List<Stream>();
try {
foreach( var row in rowTree.Rows ) {
var stream = new MemoryStream();
streams.Add( stream );
using( var sourcePdfMemoryStreamCopy = new MemoryStream() ) {
// Aspose has decided that in the new Facades PDF library, they will close your source stream for you when you call doc.Save.
sourcePdfStream.Reset();
sourcePdfStream.CopyTo( sourcePdfMemoryStreamCopy );
var doc = new Aspose.Pdf.Facades.Form( sourcePdfMemoryStreamCopy );
foreach( var mergeField in doc.FieldNames.Where( mergeField => !mergeField.StartsWith( "noMerge" ) ) ) {
var mergeValue = row.Values.SingleOrDefault( v => v.Name == mergeField );
if( mergeValue == null ) {
if( useLegacyBehaviorOfIgnoringInvalidFields )
continue;
throw new MailMergingException( string.Format( "PDF document contains a merge field ({0}) that does not exist.", mergeField ) );
}
var mergeValueAsString = mergeValue as MergeValue<string>;
string value = null;
if( mergeValueAsString != null )
value = mergeValueAsString.Evaluate( ensureAllFieldsHaveValues );
if( value == null )
throw new MailMergingException( "Merge field " + mergeValue.Name + " evaluates to an unsupported type." );
doc.FillField( mergeValue.Name, value );
}
doc.Save( stream );
}
}
if( streams.Any() )
PdfOps.ConcatPdfs( streams, destinationStream );
}
finally {
foreach( var i in streams )
i.Dispose();
}
}
public static string Decode(string s, bool convertPlus, Encoding charset)
{
if (s.IndexOf('%') == -1 && (!convertPlus || s.IndexOf('+') == -1)) {
return s;
}
StringBuilder result = new StringBuilder(s.Length);
MemoryStream @out = new MemoryStream();
for (int i = 0; i < s.Length;) {
char c = s[i];
if (c == '%') {
do {
if (i + 2 >= s.Length) {
throw new ArgumentException("Incomplete % sequence at: " + i);
}
int d1 = HexToInt(s[i + 1]);
int d2 = HexToInt(s[i + 2]);
if (d1 == -1 || d2 == -1) {
throw new ArgumentException("Invalid % sequence " + s.Substring(i, 3) + " at " + i);
}
@out.WriteByte(unchecked((byte)((d1 << 4) + d2)));
i += 3;
} while (i < s.Length && s[i] == '%');
result.Append(charset.GetString(@out.ToArray()));
@out.Reset();
}
else {
if (convertPlus && c == '+') {
c = ' ';
}
result.Append(c);
i++;
}
}
return result.ToString();
}
/// <summary>
/// Stores item manifest in zip package's comments
/// </summary>
private void UpdateItemManifest()
{
if (this.TempZipFile)
throw new ApplicationException("ZipPackage is read-only when reading from temp directory");
if (this.ItemManifest.Items.Count == 0)
throw new ApplicationException("No items to add to package manifest");
var manifestXml = XmlSerializer.SerializeXml(this.ItemManifest);
using (var ms = new MemoryStream())
{
using (ZipFile zip = this.Items.Length == 0 ? new ZipFile() : ZipFile.Read(this.Items.Reset()))
{
if (zip.ContainsEntry("manifest.xml"))
zip.UpdateEntry("manifest.xml", XmlSerializer.StringToUTF8ByteArray(manifestXml));
else
zip.AddEntry("manifest.xml", XmlSerializer.StringToUTF8ByteArray(manifestXml));
zip.Save(ms);
}
this.Items = new MemoryStream();
ms.Reset().CopyTo(this.Items);
}
}
/// <summary>
/// Returns an open stream from Items for the named item
/// </summary>
/// <param name="itemName"></param>
/// <returns></returns>
public Stream Extract(string itemName)
{
Stream ms = new MemoryStream();
if (this.TempZipFile)
{
using (var file = new FileStream(this.TempZipFilePath, FileMode.Open))
{
file.CopyTo(ms);
}
}
else
{
using (ZipFile zip = ZipFile.Read(this.Items.Reset()))
{
ZipEntry entry = zip[itemName];
if (entry != null)
entry.Extract(ms);
}
}
return ms.Reset();
}
/// <summary>
/// Adds an item to Items
/// </summary>
/// <param name="itemType"></param>
/// <param name="item"></param>
/// <param name="itemName"></param>
/// <returns></returns>
public void Add(ZipPackageItemType itemType, string itemName, Stream item)
{
if (this.TempZipFile)
throw new ApplicationException("ZipPackage is read-only when reading from temp directory");
using (var ms = new MemoryStream())
{
using (ZipFile zip = this.Items.Length == 0 ? new ZipFile() : ZipFile.Read(this.Items.Reset()))
{
zip.AddEntry(itemName, item.Reset());
zip.Save(ms);
}
this.Items = new MemoryStream();
ms.Reset().CopyTo(this.Items);
}
this.ItemManifest.Items.Add(new OfflineZipPackageItem<string, ZipPackageItemType>(itemName, itemType));
this.UpdateItemManifest();
}
internal static void Test()
{
// NOTE: This path is probably wrong, and should not be hard-coded.
const string sourceFolderPath = @"C:\Red Stapler Vault\Supporting Files\Standard Library\Standard Library\MailMerging";
var outputFolderPath = TestStatics.OutputFolderPath;
IoMethods.DeleteFolder( outputFolderPath );
// Create and extract empty zip file
var emptyFolderPath = EwlStatics.CombinePaths( outputFolderPath, "Empty" );
Directory.CreateDirectory( emptyFolderPath );
var emptyZipPath = EwlStatics.CombinePaths( outputFolderPath, "empty.zip" );
ZipFolderAsFile( emptyFolderPath, emptyZipPath );
using( var memoryStream = new MemoryStream() ) {
ZipFolderAsStream( emptyFolderPath, memoryStream );
memoryStream.Reset();
UnZipStreamIntoFolder( memoryStream, EwlStatics.CombinePaths( outputFolderPath, "Empty from stream" ) );
}
// File-based
var zipFilePath = EwlStatics.CombinePaths( outputFolderPath, "file.zip" );
var extractedPath = EwlStatics.CombinePaths( outputFolderPath, "Extracted from File" );
ZipFolderAsFile( sourceFolderPath, zipFilePath );
UnZipFileAsFolder( zipFilePath, extractedPath );
// Byte-array-based
var bytes = ZipFolderAsByteArray( sourceFolderPath );
var byteZipFilePath = EwlStatics.CombinePaths( outputFolderPath, "fileFromBytes.zip" );
File.WriteAllBytes( byteZipFilePath, bytes );
UnZipByteArrayAsFolder( File.ReadAllBytes( byteZipFilePath ), EwlStatics.CombinePaths( outputFolderPath, "Extracted from Byte Array" ) );
// Stream-based
var streamedFilePath = EwlStatics.CombinePaths( outputFolderPath, "fileFromStream.zip" );
using( var fs = new FileStream( streamedFilePath, FileMode.Create ) )
ZipFolderAsStream( sourceFolderPath, fs );
var streamedExtractedPath = EwlStatics.CombinePaths( outputFolderPath, "Extracted from Stream" );
using( var memoryStream = new MemoryStream() ) {
ZipFolderAsStream( sourceFolderPath, memoryStream );
memoryStream.Reset();
UnZipStreamIntoFolder( memoryStream, streamedExtractedPath );
}
using( var fs = File.OpenRead( streamedFilePath ) ) {
var files = UnZipStreamAsFileObjects( fs );
ZipFileObjectsAsStream( files, File.OpenWrite( EwlStatics.CombinePaths( outputFolderPath, "fileFromStreamedFileObjects.zip" ) ) );
}
}
static void Main(string[] args)
{
{
var ms = new MemoryStream();
var t1 = new Packtest();
ms.Reset();
t1.Field9 = null;
t1.Pack(ms);
ms.Reset();
t1.Unpack(ms);
}
return;
var test1 = new SpeedTest(delegate()
{
var ms = new MemoryStream();
var t1 = new Packtest();
ms.Reset();
t1.Pack(ms);
ms.Reset();
t1.Unpack(ms);
});
var test2 = new SpeedTest(delegate()
{
var ms = new MemoryStream();
var t2 = new Packtest2();
ms.Reset();
t2.Pack(ms);
ms.Reset();
t2.Unpack(ms);
});
test2.Test();
test1.Test();
Console.WriteLine("My serialize class");
Console.WriteLine("Min: {0}ms", test1.Min);
Console.WriteLine("Avg: {0}ms", test1.Average);
Console.WriteLine("Max: {0}ms", test1.Max);
Console.WriteLine();
Console.WriteLine("Binaryreader/writer");
Console.WriteLine("Min: {0}ms", test2.Min);
Console.WriteLine("Avg: {0}ms", test2.Average);
Console.WriteLine("Max: {0}ms", test2.Max);
Console.ReadKey();
}