*/
+/** @file src/metadata.cc
+ * @brief Metadata for writing to the DCP.
+ */
+
+#include <sstream>
+#include <iomanip>
+#include <time.h>
+#ifdef LIBDCP_WINDOWS
+#include <windows.h>
+#endif
#include "metadata.h"
using namespace std;
using namespace libdcp;
-Metadata* Metadata::_instance = 0;
-
-/** Construct a Metadata object with some default values */
-Metadata::Metadata ()
+MXFMetadata::MXFMetadata ()
: company_name ("libdcp")
, product_name ("libdcp")
, product_version (LIBDCP_VERSION)
- , issuer ("libdcp" LIBDCP_VERSION)
+{
+
+}
+
+
+XMLMetadata::XMLMetadata ()
+ : issuer ("libdcp" LIBDCP_VERSION)
, creator ("libdcp" LIBDCP_VERSION)
+{
+ set_issue_date_now ();
+}
+
+void
+XMLMetadata::set_issue_date_now ()
{
char buffer[64];
- time_t now;
- time (&now);
+ time_t now = time (0);
struct tm* tm = localtime (&now);
- strftime (buffer, 64, "%Y-%m-%dT%I:%M:%S+00:00", tm);
- issue_date = string (buffer);
+ strftime (buffer, 64, "%Y-%m-%dT%I:%M:%S", tm);
+
+ int offset = 0;
+
+#ifdef LIBDCP_POSIX
+
+ offset = tm->tm_gmtoff / 60;
+
+#else
+ TIME_ZONE_INFORMATION tz;
+ GetTimeZoneInformation (&tz);
+ offset = tz.Bias;
+#endif
+
+ issue_date = string (buffer) + utc_offset_to_string (offset);
}
-/** @return Singleton Metadata instance */
-Metadata *
-Metadata::instance ()
+/** @param b Offset from UTC to local time in minutes.
+ * @return string of the form e.g. -01:00.
+ */
+string
+XMLMetadata::utc_offset_to_string (int b)
{
- if (_instance == 0) {
- _instance = new Metadata;
+ bool const negative = (b < 0);
+ b = negative ? -b : b;
+
+ int const hours = b / 60;
+ int const minutes = b % 60;
+
+ stringstream o;
+ if (negative) {
+ o << "-";
+ } else {
+ o << "+";
}
- return _instance;
+ o << setw(2) << setfill('0') << hours << ":" << setw(2) << setfill('0') << minutes;
+ return o.str ();
}
-