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Change xlsx zip date to match Excel.

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Changed the xlsx file zipinfo date to 1 Jan 1980 to match Excel.
This will make a binary comparison possible, in conjuction with
document property dates, if required.
This commit is contained in:
John McNamara 2016-07-11 23:34:24 +01:00
parent 6963a67af3
commit e818021bbf
2 changed files with 8 additions and 10 deletions
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1
.indent.pro vendored
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@ -66,6 +66,7 @@
-T lxw_drawing
-T lxw_drawing_coords
-T lxw_drawing_object
-T lxw_error
-T lxw_fill
-T lxw_font
-T lxw_format

17
src/packager.c
View File

@ -70,8 +70,6 @@ _open_zipfile_win32(const char *filename)
lxw_packager *
lxw_packager_new(const char *filename, char *tmpdir)
{
struct tm *file_date;
time_t now = time(NULL);
lxw_packager *packager = calloc(1, sizeof(lxw_packager));
GOTO_LABEL_ON_MEM_ERROR(packager, mem_error);
@ -84,14 +82,13 @@ lxw_packager_new(const char *filename, char *tmpdir)
packager->buffer_size = LXW_ZIP_BUFFER_SIZE;
/* Initialize the zip_fileinfo struct. */
file_date = localtime(&now);
packager->zipfile_info.tmz_date.tm_sec = file_date->tm_sec;
packager->zipfile_info.tmz_date.tm_min = file_date->tm_min;
packager->zipfile_info.tmz_date.tm_hour = file_date->tm_hour;
packager->zipfile_info.tmz_date.tm_mday = file_date->tm_mday;
packager->zipfile_info.tmz_date.tm_mon = file_date->tm_mon;
packager->zipfile_info.tmz_date.tm_year = file_date->tm_year;
/* Initialize the zip_fileinfo struct to Jan 1 1980 like Excel. */
packager->zipfile_info.tmz_date.tm_sec = 0;
packager->zipfile_info.tmz_date.tm_min = 0;
packager->zipfile_info.tmz_date.tm_hour = 0;
packager->zipfile_info.tmz_date.tm_mday = 1;
packager->zipfile_info.tmz_date.tm_mon = 0;
packager->zipfile_info.tmz_date.tm_year = 1980;
packager->zipfile_info.dosDate = 0;
packager->zipfile_info.internal_fa = 0;
packager->zipfile_info.external_fa = 0;