Function for zipping file from path to path.

Zip file tests.

1 files changed, 73 insertions, 0 deletions

diff --git a/coding/zip_creator.cpp b/coding/zip_creator.cpp
new file mode 100644
index 0000000000..f761df3a2b
--- /dev/null
+++ b/coding/zip_creator.cpp
@@ -0,0 +1,73 @@
+#include "zip_creator.hpp"
+
+#include "../../coding/internal/file_data.hpp"
+
+#include "../../std/vector.hpp"
+#include "../../std/iostream.hpp"
+#include "../../std/ctime.hpp"
+
+#include "../../3party/zlib/contrib/minizip/zip.h"
+
+
+class ZipHandle
+{
+public:
+  zipFile m_zipFile;
+  ZipHandle(string const & filePath)
+  {
+   m_zipFile = zipOpen(filePath.c_str(), 0);
+  }
+  ~ZipHandle()
+  {
+    if (m_zipFile)
+      zipClose(m_zipFile, NULL);
+  }
+};
+
+namespace
+{
+void CreateTMZip(tm_zip & res)
+{
+  time_t rawtime;
+  struct tm * timeinfo;
+  time ( &rawtime );
+  timeinfo = localtime ( &rawtime );
+  res.tm_sec = timeinfo->tm_sec;
+  res.tm_min = timeinfo->tm_min;
+  res.tm_hour = timeinfo->tm_hour;
+  res.tm_mday = timeinfo->tm_mday;
+  res.tm_mon = timeinfo->tm_mon;
+  res.tm_year = timeinfo->tm_year;
+}
+}
+
+bool createZipFromPathDeflatedAndDefaultCompression(string const & filePath, string const & zipFilePath)
+{
+
+  ZipHandle zip(zipFilePath);
+  if (!zip.m_zipFile)
+    return false;
+  zip_fileinfo zipInfo = { 0 };
+  CreateTMZip(zipInfo.tmz_date);
+  if (zipOpenNewFileInZip (zip.m_zipFile, filePath.c_str(), &zipInfo, NULL, 0, NULL, 0, "ZIP from MapsWithMe", Z_DEFLATED, Z_DEFAULT_COMPRESSION) < 0)
+    return false;
+
+  my::FileData f(filePath, my::FileData::OP_READ);
+
+  size_t const bufSize = 512 * 1024;
+  vector<char> buffer(bufSize);
+  size_t const fileSize = f.Size();
+  size_t currSize = 0;
+
+  while (currSize < fileSize)
+  {
+    size_t toRead = fileSize - currSize;
+    if (toRead > bufSize)
+      toRead = bufSize;
+    f.Read(currSize, &buffer[0], toRead);
+    if (ZIP_OK != zipWriteInFileInZip (zip.m_zipFile, &buffer[0], toRead))
+      return false;
+    currSize += toRead;
+  }
+  return true;
+}