using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Aspose.Cells;
using Aspose.Words;
// PPT 测试 //
using Aspose.Slides;
using System.IO;
using System.Reflection;
namespace eKing.ToPDF
{
/// <summary>
/// 转成PDF在方法
/// </summary>
public class ToPdfHelper
{
/// <summary>
///
/// </summary>
public ToPdfHelper()
{
}
/// <summary>
/// 获得指定目录下文件的名字（防止重名） == 比如返回：开发计划[1].txt - FileUploadToOnlyFileName
/// </summary>
/// <param name="dirName">目录名</param>
/// <param name="fileName">文件名无后缀，比如：开发计划</param>
/// <param name="fileExt">文件后缀，比如：.txt</param>
/// <param name="preName">文件加上序号后的前缀标识，如：[</param>
/// <param name="postName">文件加上序号后的前缀标识，如：]</param>
/// <returns>比如：开发计划.txt 或 开发计划[1].txt</returns>
protected static string FileUploadToOnlyFileName
(
string dirName,
string fileName,
string fileExt,
string preName,
string postName
)
{
if (fileName == null || fileName.Length == 0)
{
throw new Exception
(
"方法："
+ MethodBase.GetCurrentMethod().ReflectedType.FullName
+ " "
+ MethodBase.GetCurrentMethod().ToString()
+ " 发生异常："
+ "传入的字符串参数："
+ "fileName"
+ "为null或trim后为空。"
);
}
if (dirName == null || dirName.Length == 0)
{
throw new Exception
(
"方法："
+ MethodBase.GetCurrentMethod().ReflectedType.FullName
+ " "
+ MethodBase.GetCurrentMethod().ToString()
+ " 发生异常："
+ "传入的字符串参数："
+ "dirName"
+ "为null或trim后为空。"
);
}
dirName = dirName.Trim();
if (dirName.Length == 0)
{
throw new Exception
(
"方法："
+ MethodBase.GetCurrentMethod().ReflectedType.FullName
+ " "
+ MethodBase.GetCurrentMethod().ToString()
+ " 发生异常："
+ "传入的字符串参数："
+ "dirName"
+ "为null或trim后为空。"
);
}
// 判断和移除/或\\
if (dirName.EndsWith("/") || dirName.EndsWith("\\"))
{
dirName = dirName.Substring(0, dirName.Length - 1);
}
if (dirName.Length == 0)
{
throw new Exception
(
"方法："
+ MethodBase.GetCurrentMethod().ReflectedType.FullName
+ " "
+ MethodBase.GetCurrentMethod().ToString()
+ " 发生异常："
+ "传入的字符串参数："
+ "dirName"
+ "为null或trim后为空。"
);
}
if (!Directory.Exists(dirName))
{
return fileName + fileExt;
}
string saveFileName = fileName + fileExt;
string fullFileName = dirName + "\\" + saveFileName;
if (!File.Exists(fullFileName))
{
return saveFileName;
}
for (int i = 0; i < 99999; ++i)
{
saveFileName = fileName + preName + i.ToString() + postName + fileExt;
fullFileName = dirName + "\\" + saveFileName;
if (!File.Exists(fullFileName))
{
return saveFileName;
}
}
throw new Exception
(
"方法："
+ MethodBase.GetCurrentMethod().ReflectedType.FullName
+ " "
+ MethodBase.GetCurrentMethod().ToString()
+ " 发生异常："
+ "传入的字符串参数："
+ "dirName = (" + dirName + ")"
+ "目录下文件过多"
);
}
/// <summary>
///
/// </summary>
/// <param name="fileName"></param>
/// <returns></returns>
protected static string ToSubName
(
string fileName
)
{
if (fileName == null)
return "";
if (fileName.Length == 0)
return "";
if (fileName.StartsWith("~/"))
{
return fileName.Substring(2);
}
for (int i = 0; i < 10000; ++i)
{
if (!fileName.StartsWith("~" + i.ToString() + "/"))
continue;
return fileName.Substring(("~" + i.ToString() + "/").Length);
}
return "";
}
/// <summary>
/// 转成PDF文件
/// </summary>
/// <param name="physicalApplicationPath"></param>
/// <param name="fileName"></param>
/// <returns></returns>
public static string ToPdf
(
string physicalApplicationPath,
string fileName
)
{
string toFileName = ToSubName(fileName);
if (toFileName == null || toFileName.Length == 0)
return "";
int idx = toFileName.LastIndexOf('.');
if (idx == -1)
return "";
//文件扩展名
string extName
=
toFileName.Substring(idx + 1).Trim().ToLower();
switch (extName)
{
case "doc":
case "docx":
case "ppt":
case "pptx":
case "xls":
case "xlsx":
break;
default:
return "";
}
// 获得文件的完整路径 //
string fileFullName = physicalApplicationPath + toFileName;
FileInfo fi = new FileInfo(fileFullName);
// 文件不存在 //
if (!fi.Exists)
return "";
string pdfFile = FileUploadToOnlyFileName
(
fi.Directory.FullName,
"p",
".pdf",
"",
""
);
toFileName = toFileName.Replace("/", "\\");
idx = toFileName.LastIndexOf('\\');
if (idx == -1)
return "";
string dirName = toFileName.Substring(0, idx);
string pdfFullName = fi.Directory.FullName + "\\"
+
pdfFile;
// 破解语句
// eKing.ToPDF.ModifyInMemory.ActivateMemoryPatching();
switch (extName)
{
case "doc":
case "docx":
Document doc = new Document(fi.FullName);
doc.Save(pdfFullName, Aspose.Words.SaveFormat.Pdf);
break;
case "ppt":
case "pptx":
Presentation ppt = new Presentation(fi.FullName);
ppt.Save(pdfFullName, Aspose.Slides.Export.SaveFormat.Pdf);
break;
case "xls":
case "xlsx":
Workbook xls = new Workbook(pdfFullName);
Worksheet sheet = xls.Worksheets[0];
xls.Save(pdfFullName, Aspose.Cells.SaveFormat.Pdf);
break;
}
return dirName + "\\" + pdfFile;
}
}
}
using System;
using System.Collections.Generic;
using System.IO;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Text;
using System.Xml;
namespace LicenseHelper
{
public static class ModifyInMemory
{
private static string AsposeList = "Aspose.3D.dll, Aspose.BarCode.dll, Aspose.BarCode.Compact.dll, Aspose.BarCode.WPF.dll, Aspose.Cells.GridDesktop.dll, Aspose.Cells.GridWeb.dll, Aspose.CAD.dll, Aspose.Cells.dll, Aspose.Diagram.dll, Aspose.Email.dll, Aspose.Imaging.dll, Aspose.Note.dll, Aspose.OCR.dll, Aspose.Pdf.dll, Aspose.Slides.dll, Aspose.Tasks.dll, Aspose.Words.dll";
public static void ActivateMemoryPatching()
{
Assembly[] arr = AppDomain.CurrentDomain.GetAssemblies();
foreach (Assembly assembly in arr)
{
if (AsposeList.IndexOf(assembly.FullName.Split(',')[0] + ".dll") != -1)
ActivateForAssembly(assembly);
}
AppDomain.CurrentDomain.AssemblyLoad += new AssemblyLoadEventHandler(ActivateOnLoad);
}
private static void ActivateOnLoad(object sender, AssemblyLoadEventArgs e)
{
if (AsposeList.IndexOf(e.LoadedAssembly.FullName.Split(',')[0] + ".dll") != -1)
ActivateForAssembly(e.LoadedAssembly);
}
private static void ActivateForAssembly(Assembly assembly)
{
MethodInfo miLicensed1 = typeof(ModifyInMemory).GetMethod("InvokeMe1", BindingFlags.NonPublic | BindingFlags.Static);
MethodInfo miLicensed2 = typeof(ModifyInMemory).GetMethod("InvokeMe2", BindingFlags.NonPublic | BindingFlags.Static);
MethodInfo miEvaluation = null;
Dictionary<string, MethodInfo> miDict = new Dictionary<string, MethodInfo>()
{
{"System.DateTime" , miLicensed1},
{"System.Xml.XmlElement", miLicensed2}
};
Type[] arrType = null;
bool isFound = false;
int nCount = 0;
try
{
arrType = assembly.GetTypes();
}
catch (ReflectionTypeLoadException err)
{
arrType = err.Types;
}
foreach (Type type in arrType)
{
if (isFound) break;
if (type == null) continue;
MethodInfo[] arrMInfo = type.GetMethods(BindingFlags.NonPublic | BindingFlags.Static);
foreach (MethodInfo info in arrMInfo)
{
if (isFound) break;
try
{
string strMethod = info.ToString();
if ((strMethod.IndexOf("(System.Xml.XmlElement, System.String)") > 0) && (miDict.ContainsKey(info.ReturnType.ToString())))
{
miEvaluation = info;
MemoryPatching(miEvaluation, miDict[miEvaluation.ReturnType.ToString()]);
nCount++;
if (((assembly.FullName.IndexOf("Aspose.Pdf") == -1) && (nCount == 2)) ||
((assembly.FullName.IndexOf("Aspose.Pdf") != -1) && (nCount == 6)))
{
isFound = true;
break;
}
}
}
catch
{
throw new InvalidOperationException("MemoryPatching for \"" + assembly.FullName + "\" failed !");
}
}
}
String[] aParts = assembly.FullName.Split(',');
string fName = aParts[0];
if (fName.IndexOf("Aspose.BarCode.") != -1)
fName = "Aspose.BarCode";
else if (fName.IndexOf("Aspose.3D") != -1)
fName = "Aspose.ThreeD";
try
{
Type type2 = assembly.GetType(fName + ".License");
MethodInfo mi = type2.GetMethod("SetLicense", new Type[] { typeof(Stream) });
string LData = "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";
Stream stream = new MemoryStream(Convert.FromBase64String(LData));
stream.Seek(0, SeekOrigin.Begin);
mi.Invoke(Activator.CreateInstance(type2, null), new Stream[] { stream });
}
catch
{
throw new InvalidOperationException("SetLicense for \"" + assembly.FullName + "\" failed !");
}
}
private static DateTime InvokeMe1(XmlElement element, string name)
{
return DateTime.MaxValue;
}
private static XmlElement InvokeMe2(XmlElement element, string name)
{
if (element.LocalName == "License")
{
string License64 = "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";
element.InnerXml = new UTF8Encoding().GetString(Convert.FromBase64String(License64));
}
if (element.LocalName == "BlackList")
{
string BlackList64 = "PERhdGE+PC9EYXRhPjxTaWduYXR1cmU+cUJwMEx1cEVoM1ZnOWJjeS8vbUVXUk9KRWZmczRlY25iTHQxYlNhanU2NjY5RHlad09FakJ1eEdBdVBxS1hyd0x5bmZ5VWplYUNGQ0QxSkh2RVUxVUl5eXJOTnBSMXc2NXJIOUFyUCtFbE1lVCtIQkZ4NFMzckFVMnd6dkxPZnhGeU9DQ0dGQ2UraTdiSHlGQk44WHp6R1UwdGRPMGR1RTFoRTQ5M1RNY3pRPTwvU2lnbmF0dXJlPg==";
element.InnerXml = new UTF8Encoding().GetString(Convert.FromBase64String(BlackList64));
}
XmlNodeList elementsByTagName = element.GetElementsByTagName(name);
if (elementsByTagName.Count <= 0)
{
return null;
}
return (XmlElement)elementsByTagName[0];
}
private static unsafe void MemoryPatching(MethodBase miEvaluation, MethodBase miLicensed)
{
IntPtr IntPtrEval = GetMemoryAddress(miEvaluation);
IntPtr IntPtrLicensed = GetMemoryAddress(miLicensed);
if (IntPtr.Size == 8)
*((long*)IntPtrEval.ToPointer()) = *((long*)IntPtrLicensed.ToPointer());
else
*((int*)IntPtrEval.ToPointer()) = *((int*)IntPtrLicensed.ToPointer());
}
private static unsafe IntPtr GetMemoryAddress(MethodBase mb)
{
RuntimeHelpers.PrepareMethod(mb.MethodHandle);
if ((Environment.Version.Major >= 4) || ((Environment.Version.Major == 2) && (Environment.Version.MinorRevision >= 3053)))
{
return new IntPtr(((int*)mb.MethodHandle.Value.ToPointer() + 2));
}
UInt64* location = (UInt64*)(mb.MethodHandle.Value.ToPointer());
int index = (int)(((*location) >> 32) & 0xFF);
if (IntPtr.Size == 8)
{
ulong* classStart = (ulong*)mb.DeclaringType.TypeHandle.Value.ToPointer();
ulong* address = classStart + index + 10;
return new IntPtr(address);
}
else
{
uint* classStart = (uint*)mb.DeclaringType.TypeHandle.Value.ToPointer();
uint* address = classStart + index + 10;
return new IntPtr(address);
}
}
}
}
//End