mirror of
https://github.com/lxsang/silk.git
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123 lines
3.8 KiB
Lua
123 lines
3.8 KiB
Lua
local default_mimes = {
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["bmp"] = "image/bmp",
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["jpg"] = "image/jpeg",
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["jpeg"] = "image/jpeg",
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["css"] = "text/css",
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["md"] = "text/markdown",
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["csv"] = "text/csv",
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["pdf"] = "application/pdf",
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["gif"] = "image/gif",
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["html"] = "text/html",
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["htm"] = "text/html",
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["chtml"] = "text/html",
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["json"] = "application/json",
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["js"] = "application/javascript",
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["png"] = "image/png",
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["ppm"] = "image/x-portable-pixmap",
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["rar"] = "application/x-rar-compressed",
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["tiff"] = "image/tiff",
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["tar"] = "application/x-tar",
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["txt"] = "text/plain",
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["ttf"] = "application/x-font-ttf",
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["xhtml"] = "application/xhtml+xml",
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["xml"] = "application/xml",
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["zip"] = "application/zip",
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["svg"] = "image/svg+xml",
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["eot"] = "application/vnd.ms-fontobject",
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["woff"] = "application/x-font-woff",
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["woff2"] = "application/x-font-woff",
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["otf"] = "application/x-font-otf",
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["mp3"] = "audio/mpeg",
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["mpeg"] = "audio/mpeg"
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}
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setmetatable(default_mimes, {
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__index = function(this, key)
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return "application/octet-stream"
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end
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})
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function std.mime(ext)
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return default_mimes[ext]
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end
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function std.extra_mime(name)
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local ext = utils.ext(name)
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local mpath = __ROOT__ .. "/" .. "mimes.json"
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if WWW_ROOT and not ulib.exists(mpath) then
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LOG_DEBUG("No extra mimes found in %s", mpath)
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mpath = WWW_ROOT .. "/" .. "mimes.json"
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LOG_DEBUG("Trying to looking for extra mimes in: %s", mpath)
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end
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local xmimes = {}
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if ulib.exists(mpath) then
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xmimes = JSON.decodeFile(mpath)
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else
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LOG_DEBUG("No extra mimes")
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end
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if (name:find("Makefile$")) then
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return "text/makefile", false
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elseif ext == "php" then
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return "text/php", false
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elseif ext == "c" or ext == "h" then
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return "text/c", false
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elseif ext == "cpp" or ext == "hpp" then
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return "text/cpp", false
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elseif ext == "md" then
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return "text/markdown", false
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elseif ext == "lua" then
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return "text/lua", false
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elseif ext == "yml" then
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return "application/x-yaml", false
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elseif xmimes[ext] then
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return xmimes[ext].mime, xmimes[ext].binary
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-- elseif ext == "pgm" then return "image/x-portable-graymap", true
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else
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return "application/octet-stream", true
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end
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end
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function std.mimeOf(name)
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local mime = std.mime(utils.ext(name))
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if mime ~= "application/octet-stream" then
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return mime
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else
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return std.extra_mime(name)
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end
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end
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function std.sendFile(m)
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local mime = std.mimeOf(m)
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local finfo = ulib.file_stat(m)
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local len = tostring(math.floor(finfo.size))
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local len1 = tostring(math.floor(finfo.size - 1))
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if mime == "audio/mpeg" then
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std.status(200)
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std.header("Pragma", "public")
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std.header("Expires", "0")
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std.header("Content-Type", mime)
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std.header("Content-Length", len)
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std.header("Content-Disposition", "inline; filename=" .. utils.basename(m))
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std.header("Content-Range:", "bytes 0-" .. len1 .. "/" .. len)
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std.header("Accept-Ranges", "bytes")
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std.header("X-Pad", "avoid browser bug")
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std.header("Content-Transfer-Encoding", "binary")
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std.header("Cache-Control", "no-cache, no-store")
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std.header("Connection", "Keep-Alive")
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std.header_flush()
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std.f(m)
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else
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if HEADER['If-Modified-Since'] and HEADER['If-Modified-Since'] == finfo.ctime then
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std.status(304)
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std.header_flush()
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else
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std.status(200)
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std.header("Content-Type", mime)
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-- std.header("Content-Length", len)
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std.header("Cache-Control", "no-cache")
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std.header("Last-Modified", finfo.ctime)
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std.header_flush()
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std.f(m)
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end
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end
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end
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