From c6915d732510812098e6e6c5f4d3d7e28fe21429 Mon Sep 17 00:00:00 2001
From: ChrisK2 <spam@kalania.de>
Date: Fri, 23 May 2014 13:14:17 +0200
Subject: lua/osc: small overhaul

Small fixes for the OSC, seektooltip now enabled by default.

Option-parser now moved to separate package, can be used from
other scripts, see DOCS/man/en/lua.rst.

OSC config file location moved to lua-settings/osc.conf
---
 player/lua/options.lua | 105 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 player/lua/options.lua

diff --git a/player/lua/options.lua b/player/lua/options.lua
new file mode 100644
index 0000000000..382a9e4a4b
--- /dev/null
+++ b/player/lua/options.lua
@@ -0,0 +1,105 @@
+local msg = require 'mp.msg'
+
+local function val2str(val)
+    if type(val) == "boolean" then
+        if val then val = "yes" else val = "no" end
+    end
+    return val
+end
+
+-- converts val to type of desttypeval
+local function typeconv(desttypeval, val)
+    if type(desttypeval) == "boolean" then
+        if val == "yes" then
+            val = true
+        elseif val == "no" then
+            val = false
+        else
+            msg.error("Error: Can't convert " .. val .. " to boolean!")
+            val = nil
+        end
+    elseif type(desttypeval) == "number" then
+        if not (tonumber(val) == nil) then
+            val = tonumber(val)
+        else
+            msg.error("Error: Can't convert " .. val .. " to number!")
+            val = nil
+        end
+    end
+    return val
+end
+
+
+function read_options(options, identifier)
+    msg.debug("reading options for " .. identifier)
+
+    if identifier == nil then
+        identifier = mp.get_script_name()
+    end
+
+    -- read config file
+    local conffilename = "lua-settings/" .. identifier .. ".conf"
+    local conffile = mp.find_config_file(conffilename)
+    local f = conffile and io.open(conffile,"r")
+    if f == nil then
+        -- config not found
+        msg.verbose(conffilename .. " not found.")
+    else
+        -- config exists, read values
+        local linecounter = 1
+        for line in f:lines() do
+            if string.find(line, "#") == 1 then
+
+            else
+                local eqpos = string.find(line, "=")
+                if eqpos == nil then
+
+                else
+                    local key = string.sub(line, 1, eqpos-1)
+                    local val = string.sub(line, eqpos+1)
+
+                    -- match found values with defaults
+                    if options[key] == nil then
+                        msg.warn(conffilename..":"..linecounter..
+                            " unknown key " .. key .. ", ignoring")
+                    else
+                        local convval = typeconv(options[key], val)
+                        if convval == nil then
+                            msg.error(conffilename..":"..linecounter..
+                                " error converting value '" .. val ..
+                                "' for key '" .. key .. "'")
+                        else
+                            options[key] = convval
+                        end
+                    end
+                end
+            end
+            linecounter = linecounter + 1
+        end
+        io.close(f)
+    end
+
+    --parse commandline options
+    for key, val in pairs(mp.get_property_native("options/lua-opts")) do
+        local prefix = identifier.."-"
+        if not (string.find(key, prefix, 1, true) == nil) then
+            key = string.sub(key, string.len(prefix)+1)
+
+            -- match found values with defaults
+            if options[key] == nil then
+                msg.warn("lua-opts: unknown key " .. key .. ", ignoring")
+            else
+                local convval = typeconv(options[key], val)
+                if convval == nil then
+                    msg.error("lua-opts: error converting value '" .. val ..
+                        "' for key '" .. key .. "'")
+                else
+                    options[key] = convval
+                end
+            end
+        end
+    end
+
+end
+
+
-- 
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