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add cache control to file

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This commit is contained in:
lxsang 2020-01-10 18:29:29 +01:00
parent 21f55f1000
commit ac99eedc71
3 changed files with 16 additions and 8 deletions
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20
APIs/extra_mime.lua
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@ -60,12 +60,20 @@ function std.sendFile(m)
std.header("Content-Transfer-Encoding", "binary")
std.header("Cache-Control", "no-cache, no-store")
std.header("Connection", "Keep-Alive")
std.header("Etag", "a404b-c3f-47c3a14937c80")
std.header_flush()
std.f(m)
else
std.status(200)
std.header("Content-Type", mime)
std.header("Content-Length", len)
if HEADER['If-Modified-Since'] and HEADER['If-Modified-Since'] == finfo.ctime then
std.status(304)
std.header_flush()
else
std.status(200)
std.header("Content-Type", mime)
--std.header("Content-Length", len)
std.header("Cache-Control", "no-cache")
std.header("Last-Modified", finfo.ctime)
std.header_flush()
std.f(m)
end
end
std.header_flush()
std.f(m)
end

BIN
dist/lua-0.5.2b.tar.gz vendored
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Binary file not shown.

4
lib/asl/ulib.c
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@ -255,13 +255,13 @@ static int l_file_stat(lua_State* L, const char* path)
//ctime
lua_pushstring(L,"ctime");
strftime(date, sizeof(date), "%Y-%m-%dT%H:%M:%S", localtime(&(st.st_ctime)));
timestr(st.st_ctime,date,sizeof(date),"%a, %d %b %Y %H:%M:%S GMT",1);
lua_pushstring(L,date);
lua_settable(L,-3);
//mtime
lua_pushstring(L,"mtime");
strftime(date, sizeof(date), "%Y-%m-%dT%H:%M:%S", localtime(&(st.st_mtime)));
timestr(st.st_mtime,date,sizeof(date),"%a, %d %b %Y %H:%M:%S GMT",1);
lua_pushstring(L,date);
lua_settable(L,-3);