libs: move http.protocol.{date,mime,conditionals} to luci-lib-httpprotoutils

Also adjust the dependencies of components depending on these classes and
flatten the namespace from luci.http.protocol.* to luci.http.*

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 46 insertions, 0 deletions

diff --git a/libs/luci-lib-httpprotoutils/luasrc/http/date.luadoc b/libs/luci-lib-httpprotoutils/luasrc/http/date.luadoc
new file mode 100644
index 0000000000..6028fb4837
--- /dev/null
+++ b/libs/luci-lib-httpprotoutils/luasrc/http/date.luadoc
@@ -0,0 +1,46 @@
+---[[
+LuCI http protocol implementation - date helper class.
+
+This class contains functions to parse, compare and format http dates.
+]]
+module "luci.http.date"
+
+---[[
+Return the time offset in seconds between the UTC and given time zone.
+
+@class function
+@name tz_offset
+@param tz	Symbolic or numeric timezone specifier
+@return		Time offset to UTC in seconds
+]]
+
+---[[
+Parse given HTTP date string and convert it to unix epoch time.
+
+@class function
+@name to_unix
+@param data	String containing the date
+@return		Unix epoch time
+]]
+
+---[[
+Convert the given unix epoch time to valid HTTP date string.
+
+@class function
+@name to_http
+@param time	Unix epoch time
+@return		String containing the formatted date
+]]
+
+---[[
+Compare two dates which can either be unix epoch times or HTTP date strings.
+
+@class function
+@name compare
+@param d1	The first date or epoch time to compare
+@param d2	The first date or epoch time to compare
+@return		-1  -  if d1 is lower then d2
+@return		0   -  if both dates are equal
+@return		1   -  if d1 is higher then d2
+]]
+