module("luci.cbi", package.seeall)
require("luci.template")
-require("luci.util")
+local util = require("luci.util")
require("luci.http")
require("luci.uvl")
-require("luci.fs")
+
--local event = require "luci.sys.event"
+local fs = require("nixio.fs")
local uci = require("luci.model.uci")
-local class = luci.util.class
-local instanceof = luci.util.instanceof
+local class = util.class
+local instanceof = util.instanceof
FORM_NODATA = 0
FORM_PROCEED = 0
FORM_VALID = 1
+FORM_DONE = 1
FORM_INVALID = -1
FORM_CHANGED = 2
+FORM_SKIP = 4
AUTO = true
-- Loads a CBI map from given file, creating an environment and returns it
function load(cbimap, ...)
- require("luci.fs")
+ local fs = require "nixio.fs"
local i18n = require "luci.i18n"
require("luci.config")
require("luci.util")
local upldir = "/lib/uci/upload/"
local cbidir = luci.util.libpath() .. "/model/cbi/"
- local func, err = loadfile(cbimap) or loadfile(cbidir..cbimap..".lua")
+
+ assert(fs.stat(cbimap) or
+ fs.stat(cbidir..cbimap..".lua") or
+ fs.stat(cbidir..cbimap..".lua.gz"),
+ "Model not found!")
+
+ local func, err = loadfile(cbimap)
+ if not func then
+ func, err = loadfile(cbidir..cbimap..".lua") or
+ loadfile(cbidir..cbimap..".lua.gz")
+ end
assert(func, err)
luci.i18n.loadc("cbi")
local function tag_section(e)
local s = { }
- for _, c in ipairs(e.childs) do
+ for _, c in ipairs(e.childs or { e }) do
if c.childs and not c:is(luci.uvl.errors.ERR_DEPENDENCY) then
table.insert( s, c.childs[1]:string() )
else
luci.template.render(self.template, {self=self})
end
+function Template.parse(self, readinput)
+ self.readinput = (readinput ~= false)
+ return Map.formvalue(self, "cbi.submit") and FORM_DONE or FORM_NODATA
+end
+
--[[
Map - A map describing a configuration file
self.parsechain = {self.config}
self.template = "cbi/map"
self.apply_on_parse = nil
+ self.readinput = true
+ self.proceed = false
+ self.flow = {}
+
self.uci = uci.cursor()
self.save = true
-
+
self.changed = false
-
+
if not self.uci:load(self.config) then
error("Unable to read UCI data: " .. self.config)
end
end
+function Map.formvalue(self, key)
+ return self.readinput and luci.http.formvalue(key)
+end
+
+function Map.formvaluetable(self, key)
+ return self.readinput and luci.http.formvaluetable(key) or {}
+end
+
function Map.get_scheme(self, sectiontype, option)
if not option then
return self.scheme and self.scheme.sections[sectiontype]
end
function Map.submitstate(self)
- return luci.http.formvalue("cbi.submit")
+ return self:formvalue("cbi.submit")
end
-- Chain foreign config
table.insert(self.parsechain, config)
end
+function Map.state_handler(self, state)
+ return state
+end
+
-- Use optimized UCI writing
-function Map.parse(self)
- Node.parse(self)
+function Map.parse(self, readinput, ...)
+ self.readinput = (readinput ~= false)
+
+ if self:formvalue("cbi.skip") then
+ self.state = FORM_SKIP
+ return self:state_handler(self.state)
+ end
+
+ Node.parse(self, ...)
if self.save then
for i, config in ipairs(self.parsechain) do
self.uci:save(config)
end
- if self:submitstate() and (self.autoapply or luci.http.formvalue("cbi.apply")) then
+ if self:submitstate() and not self.proceed and (self.flow.autoapply or luci.http.formvalue("cbi.apply")) then
for i, config in ipairs(self.parsechain) do
self.uci:commit(config)
end
if self:submitstate() then
- if self.save then
- self.state = self.changed and FORM_CHANGED or FORM_VALID
- else
+ if not self.save then
self.state = FORM_INVALID
+ elseif self.proceed then
+ self.state = FORM_PROCEED
+ else
+ self.state = self.changed and FORM_CHANGED or FORM_VALID
end
else
self.state = FORM_NODATA
end
- return self.state
+ return self:state_handler(self.state)
end
function Map.render(self, ...)
end
end
+--[[
+Compound - Container
+]]--
+Compound = class(Node)
+
+function Compound.__init__(self, ...)
+ Node.__init__(self)
+ self.template = "cbi/compound"
+ self.children = {...}
+end
+
+function Compound.populate_delegator(self, delegator)
+ for _, v in ipairs(self.children) do
+ v.delegator = delegator
+ end
+end
+
+function Compound.parse(self, ...)
+ local cstate, state = 0
+
+ for k, child in ipairs(self.children) do
+ cstate = child:parse(...)
+ state = (not state or cstate < state) and cstate or state
+ end
+
+ return state
+end
+
+
+--[[
+Delegator - Node controller
+]]--
+Delegator = class(Node)
+function Delegator.__init__(self, ...)
+ Node.__init__(self, ...)
+ self.nodes = {}
+ self.defaultpath = {}
+ self.pageaction = false
+ self.readinput = true
+ self.allow_reset = false
+ self.allow_back = false
+ self.allow_finish = false
+ self.template = "cbi/delegator"
+end
+
+function Delegator.set(self, name, node)
+ if type(node) == "table" and getmetatable(node) == nil then
+ node = Compound(unpack(node))
+ end
+ assert(type(node) == "function" or instanceof(node, Compound), "Invalid")
+ assert(not self.nodes[name], "Duplicate entry")
+
+ self.nodes[name] = node
+end
+
+function Delegator.add(self, name, node)
+ node = self:set(name, node)
+ self.defaultpath[#self.defaultpath+1] = name
+end
+
+function Delegator.insert_after(self, name, after)
+ local n = #self.chain
+ for k, v in ipairs(self.chain) do
+ if v == state then
+ n = k + 1
+ break
+ end
+ end
+ table.insert(self.chain, n, name)
+end
+
+function Delegator.set_route(self, ...)
+ local n, chain, route = 0, self.chain, {...}
+ for i = 1, #chain do
+ if chain[i] == self.current then
+ n = i
+ break
+ end
+ end
+ for i = 1, #route do
+ n = n + 1
+ chain[n] = route[i]
+ end
+ for i = n + 1, #chain do
+ chain[i] = nil
+ end
+end
+
+function Delegator.get(self, name)
+ return self.nodes[name]
+end
+
+function Delegator.parse(self, ...)
+ local newcurrent
+ self.chain = self.chain or self:get_chain()
+ self.current = self.current or self:get_active()
+ self.active = self.active or self:get(self.current)
+ assert(self.active, "Invalid state")
+
+ local stat = FORM_DONE
+ if type(self.active) ~= "function" then
+ self.active:populate_delegator(self)
+ stat = self.active:parse()
+ else
+ self:active()
+ end
+
+ if stat > FORM_PROCEED then
+ if Map.formvalue(self, "cbi.delg.back") then
+ newcurrent = self:get_prev(self.current)
+ else
+ newcurrent = self:get_next(self.current)
+ end
+ end
+
+ if not Map.formvalue(self, "cbi.submit") then
+ return FORM_NODATA
+ elseif not newcurrent or not self:get(newcurrent) then
+ return FORM_DONE
+ else
+ self.current = newcurrent
+ self.active = self:get(self.current)
+ if type(self.active) ~= "function" then
+ self.active:parse(false)
+ return FROM_PROCEED
+ else
+ return self:parse(...)
+ end
+ end
+end
+
+function Delegator.get_next(self, state)
+ for k, v in ipairs(self.chain) do
+ if v == state then
+ return self.chain[k+1]
+ end
+ end
+end
+
+function Delegator.get_prev(self, state)
+ for k, v in ipairs(self.chain) do
+ if v == state then
+ return self.chain[k-1]
+ end
+ end
+end
+
+function Delegator.get_chain(self)
+ local x = Map.formvalue(self, "cbi.delg.path") or self.defaultpath
+ return type(x) == "table" and x or {x}
+end
+
+function Delegator.get_active(self)
+ return Map.formvalue(self, "cbi.delg.current") or self.chain[1]
+end
--[[
Page - A simple node
self.template = "cbi/simpleform"
self.dorender = true
self.pageaction = false
+ self.readinput = true
end
-function SimpleForm.parse(self, ...)
- if luci.http.formvalue("cbi.submit") then
+SimpleForm.formvalue = Map.formvalue
+SimpleForm.formvaluetable = Map.formvaluetable
+
+function SimpleForm.parse(self, readinput, ...)
+ self.readinput = (readinput ~= false)
+
+ if self:formvalue("cbi.skip") then
+ return FORM_SKIP
+ end
+
+ if self:submitstate() then
Node.parse(self, 1, ...)
end
valid = valid
and (not v.tag_missing or not v.tag_missing[1])
and (not v.tag_invalid or not v.tag_invalid[1])
+ and (not v.error)
end
end
or valid and FORM_VALID
or FORM_INVALID
- self.dorender = not self.handle or self:handle(state, self.data) ~= false
+ self.dorender = not self.handle
+ if self.handle then
+ local nrender, nstate = self:handle(state, self.data)
+ self.dorender = self.dorender or (nrender ~= false)
+ state = nstate or state
+ end
return state
end
end
function SimpleForm.submitstate(self)
- return luci.http.formvalue("cbi.submit")
+ return self:formvalue("cbi.submit")
end
function SimpleForm.section(self, class, ...)
end
+Form = class(SimpleForm)
+
+function Form.__init__(self, ...)
+ SimpleForm.__init__(self, ...)
+ self.embedded = true
+end
+
--[[
AbstractSection
self.optionals[section] = {}
- local field = luci.http.formvalue("cbi.opt."..self.config.."."..section)
+ local field = self.map:formvalue("cbi.opt."..self.config.."."..section)
for k,v in ipairs(self.children) do
if v.optional and not v:cfgvalue(section) then
if field == v.option then
field = nil
+ self.map.proceed = true
else
table.insert(self.optionals[section], v)
end
end
local arr = luci.util.clone(self:cfgvalue(section))
- local form = luci.http.formvaluetable("cbid."..self.config.."."..section)
+ local form = self.map:formvaluetable("cbid."..self.config.."."..section)
for k, v in pairs(form) do
arr[k] = v
end
end
if create and key:sub(1, 1) ~= "." then
+ self.map.proceed = true
self:add_dynamic(key, true)
end
end
-- Removes the section
function AbstractSection.remove(self, section)
+ self.map.proceed = true
return self.map:del(section)
end
end
end
+ self.map.proceed = true
+
return stat
end
function Table.__init__(self, form, data, ...)
local datasource = {}
+ local tself = self
datasource.config = "table"
- self.data = data
+ self.data = data or {}
+
+ datasource.formvalue = Map.formvalue
+ datasource.formvaluetable = Map.formvaluetable
+ datasource.readinput = true
function datasource.get(self, section, option)
- return data[section] and data[section][option]
+ return tself.data[section] and tself.data[section][option]
end
-
+
function datasource.submitstate(self)
- return luci.http.formvalue("cbi.submit")
+ return Map.formvalue(self, "cbi.submit")
end
function datasource.del(...)
self.anonymous = true
end
-function Table.parse(self)
+function Table.parse(self, readinput)
+ self.map.readinput = (readinput ~= false)
for i, k in ipairs(self:cfgsections()) do
if self.map:submitstate() then
Node.parse(self, k)
return sections
end
+function Table.update(self, data)
+ self.data = data
+end
+
--[[
if self.addremove then
local path = self.config.."."..s
if active then -- Remove the section
- if luci.http.formvalue("cbi.rns."..path) and self:remove(s) then
+ if self.map:formvalue("cbi.rns."..path) and self:remove(s) then
+ self:push_events()
return
end
else -- Create and apply default values
- if luci.http.formvalue("cbi.cns."..path) then
+ if self.map:formvalue("cbi.cns."..path) then
self:create(s)
return
end
end
end
AbstractSection.parse_optionals(self, s)
-
+
if self.changed then
self:push_events()
end
if self.addremove then
-- Remove
local crval = REMOVE_PREFIX .. self.config
- local name = luci.http.formvaluetable(crval)
+ local name = self.map:formvaluetable(crval)
for k,v in pairs(name) do
if k:sub(-2) == ".x" then
k = k:sub(1, #k - 2)
for i, k in ipairs(self:cfgsections()) do
AbstractSection.parse_dynamic(self, k)
if self.map:submitstate() then
- Node.parse(self, k)
+ Node.parse(self, k, novld)
if not novld and not self.override_scheme and self.map.scheme then
_uvl_validate_section(self, k)
-- Create
local created
local crval = CREATE_PREFIX .. self.config .. "." .. self.sectiontype
- local name = luci.http.formvalue(crval)
+ local name = self.map:formvalue(crval)
if self.anonymous then
if name then
created = self:create()
--self.cast = "string"
self.track_missing = false
- --self.rmempty = false
+ self.rmempty = true
self.default = nil
self.size = nil
self.optional = false
if not self.override_scheme
and self.map:get_scheme(self.section.sectiontype, self.option) then
local vs = self.map:get_scheme(self.section.sectiontype, self.option)
- if self.rmempty == nil then
- self.rmempty = not vs.required
- end
if self.cast == nil then
self.cast = (vs.type == "list") and "list" or "string"
end
-- Return whether this object should be created
function AbstractValue.formcreated(self, section)
local key = "cbi.opt."..self.config.."."..section
- return (luci.http.formvalue(key) == self.option)
+ return (self.map:formvalue(key) == self.option)
end
-- Returns the formvalue for this object
function AbstractValue.formvalue(self, section)
- return luci.http.formvalue(self:cbid(section))
+ return self.map:formvalue(self:cbid(section))
end
function AbstractValue.additional(self, value)
self.rmempty = not value
end
-function AbstractValue.parse(self, section)
+function AbstractValue.parse(self, section, novld)
local fvalue = self:formvalue(section)
local cvalue = self:cfgvalue(section)
if fvalue and #fvalue > 0 then -- If we have a form value, write it to UCI
fvalue = self:transform(self:validate(fvalue, section))
- if not fvalue then
- self.tag_invalid[section] = true
+ if not fvalue and not novld then
+ if self.error then
+ self.error[section] = "invalid"
+ else
+ self.error = { [section] = "invalid" }
+ end
+ if self.section.error then
+ table.insert(self.section.error[section], "invalid")
+ else
+ self.section.error = {[section] = {"invalid"}}
+ end
+ self.map.save = false
end
if fvalue and not (fvalue == cvalue) then
if self:write(section, fvalue) then
-- Push events
self.section.changed = true
- --luci.util.append(self.map.events, self.events)
+ --luci.util.append(self.map.events, self.events)
end
end
else -- Unset the UCI or error
self.section.changed = true
--luci.util.append(self.map.events, self.events)
end
- elseif self.track_missing and (not fvalue or fvalue ~= cvalue) then
- self.tag_missing[section] = true
+ elseif cvalue ~= fvalue and not novld then
+ self:write(section, fvalue or "")
+ if self.error then
+ self.error[section] = "missing"
+ else
+ self.error = { [section] = "missing" }
+ end
+ self.map.save = false
end
end
end
local valid = {}
for i, v in ipairs(value) do
- if luci.util.contains(self.vallist, v) then
+ if luci.util.contains(self.keylist, v) then
table.insert(valid, v)
end
end
table.insert(self.vallist, tostring(val))
end
+function DynamicList.write(self, ...)
+ self.map.proceed = true
+ return AbstractValue.write(self, ...)
+end
+
function DynamicList.formvalue(self, section)
local value = AbstractValue.formvalue(self, section)
value = (type(value) == "table") and value or {value}
local valid = {}
for i, v in ipairs(value) do
if v and #v > 0
- and not luci.http.formvalue("cbi.rle."..section.."."..self.option.."."..i)
- and not luci.http.formvalue("cbi.rle."..section.."."..self.option.."."..i..".x") then
+ and not self.map:formvalue("cbi.rle."..section.."."..self.option.."."..i)
+ and not self.map:formvalue("cbi.rle."..section.."."..self.option.."."..i..".x") then
table.insert(valid, v)
end
end
function FileUpload.formcreated(self, section)
return AbstractValue.formcreated(self, section) or
- luci.http.formvalue("cbi.rlf."..section.."."..self.option) or
- luci.http.formvalue("cbi.rlf."..section.."."..self.option..".x")
+ self.map:formvalue("cbi.rlf."..section.."."..self.option) or
+ self.map:formvalue("cbi.rlf."..section.."."..self.option..".x")
end
function FileUpload.cfgvalue(self, section)
local val = AbstractValue.cfgvalue(self, section)
- if val and luci.fs.access(val) then
+ if val and fs.access(val) then
return val
end
return nil
function FileUpload.formvalue(self, section)
local val = AbstractValue.formvalue(self, section)
if val then
- if not luci.http.formvalue("cbi.rlf."..section.."."..self.option) and
- not luci.http.formvalue("cbi.rlf."..section.."."..self.option..".x")
+ if not self.map:formvalue("cbi.rlf."..section.."."..self.option) and
+ not self.map:formvalue("cbi.rlf."..section.."."..self.option..".x")
then
return val
end
- luci.fs.unlink(val)
+ fs.unlink(val)
self.value = nil
end
return nil
function FileUpload.remove(self, section)
local val = AbstractValue.formvalue(self, section)
- if val and luci.fs.access(val) then luci.fs.unlink(val) end
+ if val and fs.access(val) then fs.unlink(val) end
return AbstractValue.remove(self, section)
end
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