public bool Decrypt(string infile, string outfile)
{
if (!File.Exists(infile))
{
mErrorMessage = "iTextFilters.Decrypt Could not find infile: " + infile;
return(false);
}
if (File.Exists(outfile))
{
mErrorMessage = "iTextFilters.Decrypt Outfile already exists bailing: " + outfile;
return(false);
}
try{
FileStream FileOutputStream = new FileStream(outfile, System.IO.FileMode.OpenOrCreate);
PdfReader.unethicalreading = true;
PdfReader reader1 = new PdfReader(infile);
PdfCopyFields copy = new PdfCopyFields(FileOutputStream);
copy.AddDocument(reader1);
copy.Close();
return(true);
}
catch (Exception e) {
mErrorMessage = "iTextFilters.Decrypt Caught Exception: \n\n" + e.ToString();
return(false);
}
}
private void BtnGenPdf_Click(object sender, EventArgs e)
{
//throw new NotImplementedException();
string filename;
ArrayList selected = new ArrayList();
MemoryStream[] streams = null;
byte[] bytes;
using (MemoryStream finalStream = new MemoryStream())
{
PdfCopyFields copy = new PdfCopyFields(finalStream);
foreach (MemoryStream ms in streams)
{
ms.Position = 0;
//Add it to the copy object
copy.AddDocument(new PdfReader(ms));
//Clean up
ms.Dispose();
}
copy.Close();
bytes = finalStream.ToArray();
}
string outputFile = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Desktop), "Combined.pdf");
using (FileStream fs = new FileStream(outputFile, FileMode.Create, FileAccess.Write, FileShare.None))
{
fs.Write(bytes, 0, bytes.Length);
}
}
public MemoryStream MemoryStreamMerger(List <MemoryStream> streams)
{
MemoryStream OurFinalReturnedMemoryStream;
using (OurFinalReturnedMemoryStream = new MemoryStream())
{
//Create our copy object
PdfCopyFields copy = new PdfCopyFields(OurFinalReturnedMemoryStream);
//Loop through each MemoryStream
foreach (MemoryStream ms in streams)
{
//Reset the position back to zero
ms.Position = 0;
//Add it to the copy object
copy.AddDocument(new PdfReader(ms));
//Clean up
ms.Dispose();
}
//Close the copy object
copy.Close();
//Get the raw bytes to save to disk
//bytes = finalStream.ToArray();
}
return(new MemoryStream(OurFinalReturnedMemoryStream.ToArray()));
}
public static byte[] concatmemory(MemoryStream[] streams)
{
//I don't have a web server handy so I'm going to write my final MemoryStream to a byte array and then to disk
byte[] bytes;
//Create our final combined MemoryStream
using (MemoryStream finalStream = new MemoryStream())
{
//Create our copy object
PdfCopyFields copy = new PdfCopyFields(finalStream);
//Loop through each MemoryStream
foreach (MemoryStream memory in streams)
{
//Reset the position back to zero
memory.Position = 0;
//Add it to the copy object
copy.AddDocument(new PdfReader(memory));
//Clean up
memory.Dispose();
}
//Close the copy object
copy.Close();
//Get the raw bytes to save to disk
bytes = finalStream.ToArray();
}
return(bytes);
}
//Copy a set of form fields from an existing PDF template/doc
//and keep appending to a brand new PDF file.
//The copied set of fields will have different values.
private void AppendSetOfFormFields()
{
PdfCopyFields _copy = new PdfCopyFields(new FileStream(Server.MapPath(P_OutputStream), FileMode.Create));
_copy.AddDocument(new PdfReader(a1("1")));
_copy.AddDocument(new PdfReader(a1("2")));
_copy.AddDocument(new PdfReader(new FileStream(Server.MapPath("~/MyPDFTemplates/Myaspx.pdf"), FileMode.Open)));
_copy.Close();
}
/// <summary>
/// Merge multiple pdf files into one.
/// </summary>
public static void MergePdfs(string outPdf, string masterPart, params string[] parts)
{
if (String.IsNullOrEmpty(outPdf))
{
throw new ArgumentNullException("outPdf");
}
if (String.IsNullOrEmpty(masterPart))
{
throw new ArgumentNullException("masterPart");
}
if (outPdf.Equals(masterPart, StringComparison.CurrentCultureIgnoreCase))
{
throw new ArgumentException("the output file must be different from the master file");
}
if (parts == null || parts.Length == 0)
{
//No need to do a merge here, just copy the only one
File.Copy(masterPart, outPdf);
return;
}
PdfCopyFields output = null;
try
{
output = new PdfCopyFields(File.OpenWrite(outPdf));
foreach (var part in new[] { masterPart }.Concat(parts))
{
output.AddDocument(new PdfReader(part));
}
}
finally
{
if (output != null)
{
try
{
output.Close();
}
catch (Exception exception)
{
throw new Exception("Error closing merged file: " + exception.Message, exception);
}
}
}
}
// ---------------------------------------------------------------------------
public void Write(Stream stream)
{
using (ZipFile zip = new ZipFile()) {
using (MemoryStream ms = new MemoryStream()) {
// Create a PdfCopyFields object
PdfCopyFields copy = new PdfCopyFields(ms);
// add a document
copy.AddDocument(new PdfReader(DATASHEET));
// add a document
copy.AddDocument(new PdfReader(DATASHEET));
// close the PdfCopyFields object
copy.Close();
zip.AddEntry(RESULT, ms.ToArray());
}
zip.AddFile(DATASHEET, "");
zip.Save(stream);
}
}
public void addAdditionalPages()
{
if (additionalHealthAnswers.Count > 0)
{
ByteBuffer tmp = new ByteBuffer();
PdfCopyFields copy = new PdfCopyFields(tmp);
//Original App
PdfReader reader = new PdfReader(myPDF.Buffer);
copy.AddDocument(reader);
reader.Close();
//Add Aditional Pages
foreach (ByteBuffer b in additionalHealthAnswers)
{
reader = new PdfReader(b.Buffer);
copy.AddDocument(reader);
reader.Close();
}
copy.Close();
myPDF = tmp;
}
}
private void btnPDF_Create_Click(object sender, EventArgs e)
{
if (txtInput.Text == "")
{
MessageBox.Show("参照元PDFを選択して下さい。");
btnInput.Focus();
return;
}
if (txtOutput.Text == "")
{
MessageBox.Show("保存先を選択して下さい。");
btnOutput.Focus();
return;
}
DialogResult dr = MessageBox.Show("処理を開始します。よろしいですか？", "確認", MessageBoxButtons.YesNo);
if (dr == System.Windows.Forms.DialogResult.Yes)
{
}
else if (dr == System.Windows.Forms.DialogResult.No)
{
return;
}
else
{
return;
}
//コントロールを初期化する
ProgressBar1.Minimum = 0;
ProgressBar1.Value = 0;
Label1.Text = "";
//Label1を再描画する
Label1.Update();
// 参照元PDFファイルのオープン
PdfReader rd = new PdfReader(txtInput.Text);
//出力先pdf用
PdfCopyFields oPdfcopy = null;
Document oDocument = null;
// ページ数を取得
int iEND = rd.NumberOfPages;
// しおりの情報を取得
IList<Dictionary<string, object>> obookmarkList = SimpleBookmark.GetBookmark(rd);
// ＰＤＦを閉じる
rd.Close();
int i; // カウント用変数
string[] sTITLE = new string[obookmarkList.Count]; // しおりの件数をセット(しおり名)
int[] iSectionStart = new int[obookmarkList.Count]; // しおりの件数をセット(しおりの開始位置)
int[] iSectionEnd = new int[obookmarkList.Count]; // しおりの件数をセット(しおりの終了位置)
ProgressBar1.Maximum = obookmarkList.Count; // プログレスバーの最大値設定
string[] sMONTH = new string[13] { "","Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; //英字変換用
try
{
for (i = 0; i < obookmarkList.Count; ++i) // iをしおりの件数分、1ずつ増やして繰り返し
{
// しおりの名前
string[] sSHIORI = ((obookmarkList[i]["Title"]).ToString()).Split('@');
sTITLE[i] = sSHIORI[2].ToString().Replace("CSTCNTR:", "");
// 開始ページ数
string[] sStartPage = ((obookmarkList[i]["Page"]).ToString()).Split(' ');
iSectionStart[i] = Convert.ToInt32(sStartPage[0]);
// 終了ページ数
int w_sEndPage;
int j = i;
do
{
if (j + 1 == obookmarkList.Count)
{
w_sEndPage = iEND;
}
else
{
string[] sEndPage = ((obookmarkList[j + 1]["Page"]).ToString()).Split(' '); //次のしおりの開始ページを取得
w_sEndPage = Convert.ToInt32(sEndPage[0]);
j = j + 1;
}
}
while (iSectionStart[i] == w_sEndPage && i < obookmarkList.Count - 1 - 1); //現在のしおりの開始ページと次のしおりの開始ページが同じ時(重複時)、
//その次のしおりの開始ページを読み込む(ループ処理を続ける)
//※しかし、最終の重複時は処理を抜ける。
if (i + 1 == obookmarkList.Count) //最終データ
{ iSectionEnd[i] = iEND; }
else if (iSectionStart[i] == w_sEndPage && i == obookmarkList.Count - 1 - 1) //最終の一つ前のデータ(しおり重複時)
//※しおりカウント(obookmarkList.Count)は1から始まっているので、処理変数iの位置と合わせるために-1、
// 更に最終の一つ前のデータなので、更に-1
{ iSectionEnd[i] = iEND; }
else //そのほかのデータ
{ iSectionEnd[i] = w_sEndPage - 1; }
}
oDocument = new Document(rd.GetPageSizeWithRotation(1));
oDocument.Open();
string SHIORI_NAME = "";
int w_SectionEnd = 0;
int w_COUNT = 1;
int k = 0;
ProgressBar1.Visible = true;
for (i = 0; i < obookmarkList.Count; ++i) // iをしおりの件数分、1ずつ増やして繰り返し
{
ProgressBar1.Value = i;
if (sTITLE[i] == SHIORI_NAME)
{ } //前回処理した時としおり名が一致しているとき、処理を行わない。
else
{
oPdfcopy = new PdfCopyFields(new FileStream(txtOutput.Text + "\\" + "MAN " + sMONTH[cmbMONTH.SelectedIndex + 1] + " " + cmbYEAR.SelectedItem + "_" + w_COUNT + ".pdf", FileMode.Create));
k = 0;
//同しおり名の最後のページを記憶
do
{
w_SectionEnd = iSectionEnd[i + k];
k = k + 1;
if (i + k >= obookmarkList.Count - 1) { break;}
}
while (sTITLE[i] == sTITLE[i + k] );
rd = new PdfReader(txtInput.Text);
rd.SelectPages(iSectionStart[i].ToString() + "-" + w_SectionEnd.ToString()); //現在のしおりの該当ページ部分を選択
oPdfcopy.AddDocument(rd); //PDFアウトプット
oPdfcopy.Close(); //pdf保存
rd.Close();
w_COUNT = w_COUNT + 1;
SHIORI_NAME = sTITLE[i]; //処理したしおり名を記憶しておく
Label1.Text = "PDF分割完了：" + "MAN " + sMONTH[cmbMONTH.SelectedIndex + 1] + " " + cmbYEAR.SelectedItem + "_" + w_COUNT + ".pdf";
Label1.Update();
}
}
ProgressBar1.Value = 0;
ProgressBar1.Visible = false;
Label1.Text = "処理完了：" + DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
}
catch (Exception ex)
{
MessageBox.Show("エラー発生： " + ex.ToString());
}
finally
{
if (rd != null) { rd.Close(); }
if (oPdfcopy != null) { oPdfcopy.Close(); }
if (oDocument != null) { oDocument.Close(); }
}
}
