🌴 Sync 2026-03-05 23:51:42

sunpanel/files/sunpanel_conf.lua

@@ -0,0 +1,96 @@
+local util = require "luci.util"
+local tparser = require "luci.template.parser"
+local uci = require "luci.model.uci"
+local nixio = require "nixio"
+
+local tostring, pairs, loadstring = tostring, pairs, loadstring
+local setmetatable, loadfile = setmetatable, loadfile
+local getfenv, setfenv, rawget = getfenv, setfenv, rawget
+local assert, type, error = assert, type, error
+
+local default_ctx = {tostring = tostring}
+
+local from_string = function(template)
+    return Template(default_ctx, nil, template)
+end
+
+local from_file = function(template_file)
+    return Template(default_ctx, template_file)
+end
+
+-- Template class
+Template = util.class()
+
+-- Constructor - Reads and compiles the template on-demand
+function Template.__init__(self, viewns, name, template)
+ if name then
+  self.name = name
+ else
+  self.name = "[string]"
+ end
+
+    -- Create a new namespace for this template
+ self.viewns = viewns
+
+    -- Compile template
+    local err
+    local sourcefile
+
+    if name then
+        sourcefile = name
+        self.template, _, err = tparser.parse(sourcefile)
+    else
+        sourcefile = "[string]"
+        self.template, _, err = tparser.parse_string(template)
+    end
+
+    -- If we have no valid template throw error, otherwise cache the template
+    if not self.template then
+        error("Failed to load template '" .. self.name .. "'.\n" ..
+                "Error while parsing template '" .. sourcefile .. "':\n" ..
+                (err or "Unknown syntax error"))
+    end
+end
+
+-- Renders a template
+function Template.render(self, scope)
+
+ -- Put our predefined objects in the scope of the template
+ setfenv(self.template, setmetatable({}, {__index =
+  function(tbl, key)
+   return rawget(tbl, key) or self.viewns[key] or scope[key]
+  end}))
+
+ -- Now finally render the thing
+ local stat, err = util.copcall(self.template)
+ if not stat then
+  error("Failed to execute template '" .. self.name .. "'.\n" ..
+        "A runtime error occurred: " .. tostring(err or "(nil)"))
+ end
+end
+
+if #arg == 3 then 
+  local cur = uci.cursor() 
+  local configs = {}
+  cur:foreach(arg[1], arg[1], function(s)
+    for k, v in pairs(s) do
+      configs[k] = v
+    end
+  end)
+  if not nixio.fs.access(arg[2]) then
+    print(arg[2] .. " not found")
+    os.exit(10)
+  end
+  local target = io.open(arg[3], "w")
+  if not target then
+    print(arg[3] .. " can not write")
+  end
+  configs.write = function(data)
+    target:write(data)
+  end
+  from_file(arg[2]):render(configs)
+  target:close()
+else
+  print("penpot_template.lua [appname] [template-in] [template-out]")
+end
+