From 6fe660c2498d9f3386d5a77ff733a9db400f0f21 Mon Sep 17 00:00:00 2001
From: Mounir IDRASSI <mounir.idrassi@idrix.fr>
Date: Mon, 15 May 2017 01:01:21 +0200
Subject: Windows: Add HTML documentation to Windows installer.

---
 src/Common/Dlgcode.c | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/Common/Dlgcode.h |  5 ++++
 2 files changed, 74 insertions(+)

(limited to 'src/Common')

diff --git a/src/Common/Dlgcode.c b/src/Common/Dlgcode.c
index 5ff9a83b..fcc69514 100644
--- a/src/Common/Dlgcode.c
+++ b/src/Common/Dlgcode.c
@@ -59,6 +59,7 @@
 #include "Xts.h"
 #include "Boot/Windows/BootCommon.h"
 #include "Progress.h"
+#include "zip.h"
 
 #ifdef TCMOUNT
 #include "Mount/Mount.h"
@@ -6967,6 +6968,17 @@ void CorrectFileName (wchar_t* fileName)
 	}
 }
 
+void CorrectFileName (std::wstring& fileName)
+{
+	/* replace '/' by '\' */
+	size_t i, len = fileName.length();
+	for (i = 0; i < len; i++)
+	{
+		if (fileName [i] == L'/')
+			fileName [i] = L'\\';
+	}
+}
+
 void CorrectURL (wchar_t* fileName)
 {
 	/* replace '\' by '/' */
@@ -8578,6 +8590,63 @@ BOOL TCCopyFile (wchar_t *sourceFileName, wchar_t *destinationFile)
 	return TCCopyFileBase (src, dst);
 }
 
+BOOL DecompressZipToDir (const unsigned char *inputBuffer, DWORD inputLength, const wchar_t *destinationDir, ProgressFn progressFnPtr, HWND hwndDlg)
+{
+	BOOL res = TRUE;
+	zip_error_t zerr;
+	zip_int64_t numFiles, i;
+	zip_stat_t sb;
+	zip_source_t* zsrc = zip_source_buffer_create (inputBuffer, inputLength, 0, &zerr);
+	if (!zsrc)
+		return FALSE;
+	zip_t* z = zip_open_from_source (zsrc, ZIP_CHECKCONS | ZIP_RDONLY, &zerr);
+	if (!z)
+	{
+		zip_source_free (zsrc);
+		return FALSE;
+	}
+
+	finally_do_arg (zip_t*, z, { zip_close (finally_arg); });
+
+	numFiles = zip_get_num_entries (z, 0);
+	if (numFiles <= 0)
+		return FALSE;
+
+	for (i = 0; (i < numFiles) && res; i++)
+	{
+		ZeroMemory (&sb, sizeof (sb));
+		if ((0 == zip_stat_index (z, i, 0, &sb)) && (sb.valid & (ZIP_STAT_NAME | ZIP_STAT_SIZE)) && (sb.size > 0))
+		{
+			std::wstring wname = Utf8StringToWide (sb.name);
+			CorrectFileName (wname);
+
+			std::wstring filePath = destinationDir + wname;
+			size_t pos = filePath.find_last_of (L"/\\");
+			// create the parent directory if it doesn't exist
+			if (pos != std::wstring::npos)
+			{
+				SHCreateDirectoryEx (NULL, filePath.substr (0, pos).c_str(), NULL);
+			}
+
+			zip_file_t *f = zip_fopen_index (z, i, 0);
+			if (f)
+			{
+				ByteArray buffer((ByteArray::size_type) sb.size);
+
+				zip_fread (f, buffer.data(), sb.size);
+				zip_fclose (f);
+
+				if (progressFnPtr)
+					progressFnPtr (hwndDlg, filePath.c_str());
+
+				res = SaveBufferToFile ((char *) buffer.data(), filePath.c_str(), (DWORD) buffer.size(), FALSE, TRUE);
+			}			
+		}
+	}
+
+	return res;
+}
+
 // If bAppend is TRUE, the buffer is appended to an existing file. If bAppend is FALSE, any existing file
 // is replaced. If an error occurs, the incomplete file is deleted (provided that bAppend is FALSE).
 BOOL SaveBufferToFile (const char *inputBuffer, const wchar_t *destinationFile, DWORD inputLength, BOOL bAppend, BOOL bRenameIfFailed)
diff --git a/src/Common/Dlgcode.h b/src/Common/Dlgcode.h
index 8d92cf40..d902d3cc 100644
--- a/src/Common/Dlgcode.h
+++ b/src/Common/Dlgcode.h
@@ -368,6 +368,8 @@ BOOL FileExists (const wchar_t *filePathPtr);
 __int64 FindStringInFile (const wchar_t *filePath, const char *str, int strLen);
 BOOL TCCopyFile (wchar_t *sourceFileName, wchar_t *destinationFile);
 BOOL SaveBufferToFile (const char *inputBuffer, const wchar_t *destinationFile, DWORD inputLength, BOOL bAppend, BOOL bRenameIfFailed);
+typedef void (_cdecl *ProgressFn) ( HWND hwndDlg , const wchar_t *txt );
+BOOL DecompressZipToDir (const unsigned char *inputBuffer, DWORD inputLength, const wchar_t *destinationFile, ProgressFn progressFnPtr, HWND hwndDlg);
 BOOL TCFlushFile (FILE *f);
 BOOL PrintHardCopyTextUTF16 (wchar_t *text, wchar_t *title, size_t byteLen);
 void GetSpeedString (unsigned __int64 speed, wchar_t *str, size_t cbStr);
@@ -526,6 +528,8 @@ INT_PTR SecureDesktopDialogBoxParam (HINSTANCE, LPCWSTR, HWND, DLGPROC, LPARAM);
 #include <vector>
 #include <string>
 
+typedef std::vector<unsigned char> ByteArray;
+
 struct HostDevice
 {
 	HostDevice ()
@@ -588,6 +592,7 @@ bool HexWideStringToArray (const wchar_t* hexStr, std::vector<byte>& arr);
 std::wstring FindDeviceByVolumeID (const BYTE volumeID [VOLUME_ID_SIZE]);
 void RegisterDriverInf (bool registerFilter, const std::string& filter, const std::string& filterReg, HWND ParentWindow, HKEY regKey);
 std::wstring GetTempPathString ();
+void CorrectFileName (std::wstring& fileName);
 inline std::wstring AppendSrcPos (const wchar_t* msg, const char* srcPos)
 {
 	return std::wstring (msg? msg : L"") + L"\n\nSource: " + SingleStringToWide (srcPos);
-- 
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