X-Git-Url: https://git.archive.openwrt.org/?p=project%2Fluci.git;a=blobdiff_plain;f=libs%2Fcbi%2Fluasrc%2Fcbi.lua;h=328722f9ab0895a070b20141b65100614babbd4f;hp=fed53f6ee812c9103083e397993e0b66057da996;hb=c7a06b61c778a9e24b67a1a89992c1dd77886a21;hpb=75d4cca7ae10a39d9787afd5f1c2f14800491acd diff --git a/libs/cbi/luasrc/cbi.lua b/libs/cbi/luasrc/cbi.lua index fed53f6ee..328722f9a 100644 --- a/libs/cbi/luasrc/cbi.lua +++ b/libs/cbi/luasrc/cbi.lua @@ -29,15 +29,19 @@ module("luci.cbi", package.seeall) require("luci.template") require("luci.util") require("luci.http") -require("luci.model.uci") +require("luci.uvl") +require("luci.fs") -local uci = luci.model.uci +local uci = require("luci.model.uci") local class = luci.util.class local instanceof = luci.util.instanceof FORM_NODATA = 0 FORM_VALID = 1 FORM_INVALID = -1 +FORM_CHANGED = 2 + +AUTO = true CREATE_PREFIX = "cbi.cts." REMOVE_PREFIX = "cbi.rts." @@ -45,37 +49,153 @@ REMOVE_PREFIX = "cbi.rts." -- Loads a CBI map from given file, creating an environment and returns it function load(cbimap, ...) require("luci.fs") - require("luci.i18n") + 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(cbidir..cbimap..".lua") - - if not func then - return nil - end + local func, err = loadfile(cbimap) or loadfile(cbidir..cbimap..".lua") + assert(func, err) luci.i18n.loadc("cbi") + luci.i18n.loadc("uvl") - luci.util.resfenv(func) - luci.util.updfenv(func, luci.cbi) - luci.util.extfenv(func, "translate", luci.i18n.translate) - luci.util.extfenv(func, "translatef", luci.i18n.translatef) - luci.util.extfenv(func, "arg", {...}) + local env = { + translate=i18n.translate, + translatef=i18n.translatef, + arg={...} + } - local maps = {func()} + setfenv(func, setmetatable(env, {__index = + function(tbl, key) + return rawget(tbl, key) or _M[key] or _G[key] + end})) + + local maps = { func() } + local uploads = { } + local has_upload = false for i, map in ipairs(maps) do if not instanceof(map, Node) then error("CBI map returns no valid map object!") return nil + else + map:prepare() + if map.upload_fields then + has_upload = true + for _, field in ipairs(map.upload_fields) do + uploads[ + field.config .. '.' .. + field.section.sectiontype .. '.' .. + field.option + ] = true + end + end end end + if has_upload then + local uci = luci.model.uci.cursor() + local prm = luci.http.context.request.message.params + local fd, cbid + + luci.http.setfilehandler( + function( field, chunk, eof ) + if not field then return end + if field.name and not cbid then + local c, s, o = field.name:gmatch( + "cbid%.([^%.]+)%.([^%.]+)%.([^%.]+)" + )() + + if c and s and o then + local t = uci:get( c, s ) + if t and uploads[c.."."..t.."."..o] then + local path = upldir .. field.name + fd = io.open(path, "w") + if fd then + cbid = field.name + prm[cbid] = path + end + end + end + end + + if field.name == cbid and fd then + fd:write(chunk) + end + + if eof and fd then + fd:close() + fd = nil + cbid = nil + end + end + ) + end + return maps end +local function _uvl_validate_section(node, name) + local co = node.map:get() + + luci.uvl.STRICT_UNKNOWN_OPTIONS = false + luci.uvl.STRICT_UNKNOWN_SECTIONS = false + + local function tag_fields(e) + if e.option and node.fields[e.option] then + if node.fields[e.option].error then + node.fields[e.option].error[name] = e + else + node.fields[e.option].error = { [name] = e } + end + elseif e.childs then + for _, c in ipairs(e.childs) do tag_fields(c) end + end + end + + local function tag_section(e) + local s = { } + for _, c in ipairs(e.childs) do + if c.childs and not c:is(luci.uvl.errors.ERR_DEPENDENCY) then + table.insert( s, c.childs[1]:string() ) + else + table.insert( s, c:string() ) + end + end + if #s > 0 then + if node.error then + node.error[name] = s + else + node.error = { [name] = s } + end + end + end + + local stat, err = node.map.validator:validate_section(node.config, name, co) + if err then + node.map.save = false + tag_fields(err) + tag_section(err) + end + +end + +local function _uvl_strip_remote_dependencies(deps) + local clean = {} + + for k, v in pairs(deps) do + k = k:gsub("%$config%.%$section%.", "") + if k:match("^[%w_]+$") and type(v) == "string" then + clean[k] = v + end + end + + return clean +end + + -- Node pseudo abstract class Node = class() @@ -102,6 +222,13 @@ function Node._i18n(self, config, section, option, title, description) end end +-- Prepare nodes +function Node.prepare(self, ...) + for k, child in ipairs(self.children) do + child:prepare(...) + end +end + -- Append child nodes function Node.append(self, obj) table.insert(self.children, obj) @@ -157,11 +284,30 @@ function Map.__init__(self, config, ...) self.config = config self.parsechain = {self.config} self.template = "cbi/map" - if not uci.load_config(self.config) then + self.apply_on_parse = nil + self.uci = uci.cursor() + self.save = true + if not self.uci:load(self.config) then error("Unable to read UCI data: " .. self.config) end + + self.validator = luci.uvl.UVL() + self.scheme = self.validator:get_scheme(self.config) + +end + +function Map.get_scheme(self, sectiontype, option) + if not option then + return self.scheme and self.scheme.sections[sectiontype] + else + return self.scheme and self.scheme.variables[sectiontype] + and self.scheme.variables[sectiontype][option] + end end +function Map.submitstate(self) + return luci.http.formvalue("cbi.submit") +end -- Chain foreign config function Map.chain(self, config) @@ -169,35 +315,60 @@ function Map.chain(self, config) end -- Use optimized UCI writing -function Map.parse(self, ...) - if self.stateful then - uci.load_state(self.config) - else - uci.load_config(self.config) - end - - Node.parse(self, ...) - - for i, config in ipairs(self.parsechain) do - uci.save_config(config) - end - if luci.http.formvalue("cbi.apply") then +function Map.parse(self) + Node.parse(self) + + if self.save then for i, config in ipairs(self.parsechain) do - uci.commit(config) - if luci.config.uci_oncommit and luci.config.uci_oncommit[config] then - luci.util.exec(luci.config.uci_oncommit[config]) + self.uci:save(config) + end + if self:submitstate() and (self.autoapply or luci.http.formvalue("cbi.apply")) then + for i, config in ipairs(self.parsechain) do + self.uci:commit(config) + + -- Refresh data because commit changes section names + self.uci:load(config) + end + if self.apply_on_parse then + self.uci:apply(self.parsechain) + else + self._apply = function() + local cmd = self.uci:apply(self.parsechain, true) + return io.popen(cmd) + end end - -- Refresh data because commit changes section names - uci.load_config(config) - end + -- Reparse sections + Node.parse(self, true) - -- Reparse sections - Node.parse(self, ...) + end + for i, config in ipairs(self.parsechain) do + self.uci:unload(config) + end + if type(self.commit_handler) == "function" then + self:commit_handler(self:submitstate()) + end + end + if self:submitstate() then + if self.save then + self.state = self.changed and FORM_CHANGED or FORM_VALID + else + self.state = FORM_INVALID + end + else + self.state = FORM_NODATA end - for i, config in ipairs(self.parsechain) do - uci.unload(config) + + return self.state +end + +function Map.render(self, ...) + Node.render(self, ...) + if self._apply then + local fp = self._apply() + fp:read("*a") + fp:close() end end @@ -214,35 +385,35 @@ end -- UCI add function Map.add(self, sectiontype) - return uci.add(self.config, sectiontype) + return self.uci:add(self.config, sectiontype) end -- UCI set function Map.set(self, section, option, value) if option then - return uci.set(self.config, section, option, value) + return self.uci:set(self.config, section, option, value) else - return uci.set(self.config, section, value) + return self.uci:set(self.config, section, value) end end -- UCI del function Map.del(self, section, option) if option then - return uci.delete(self.config, section, option) + return self.uci:delete(self.config, section, option) else - return uci.delete(self.config, section) + return self.uci:delete(self.config, section) end end -- UCI get function Map.get(self, section, option) if not section then - return uci.get_all(self.config) + return self.uci:get_all(self.config) elseif option then - return uci.get(self.config, section, option) + return self.uci:get(self.config, section, option) else - return uci.get_all(self.config, section) + return self.uci:get_all(self.config, section) end end @@ -267,28 +438,30 @@ function SimpleForm.__init__(self, config, title, description, data) self.data = data or {} self.template = "cbi/simpleform" self.dorender = true + self.pageaction = false end function SimpleForm.parse(self, ...) if luci.http.formvalue("cbi.submit") then Node.parse(self, 1, ...) end - + local valid = true - for k, j in ipairs(self.children) do + for k, j in ipairs(self.children) do for i, v in ipairs(j.children) do - valid = valid + valid = valid and (not v.tag_missing or not v.tag_missing[1]) and (not v.tag_invalid or not v.tag_invalid[1]) end end - - local state = - not luci.http.formvalue("cbi.submit") and 0 - or valid and 1 - or -1 + + local state = + not self:submitstate() and FORM_NODATA + or valid and FORM_VALID + or FORM_INVALID self.dorender = not self.handle or self:handle(state, self.data) ~= false + return state end function SimpleForm.render(self, ...) @@ -297,6 +470,10 @@ function SimpleForm.render(self, ...) end end +function SimpleForm.submitstate(self) + return luci.http.formvalue("cbi.submit") +end + function SimpleForm.section(self, class, ...) if instanceof(class, AbstractSection) then local obj = class(self, ...) @@ -319,9 +496,9 @@ function SimpleForm.field(self, class, ...) if not section then section = self:section(SimpleSection) end - + if instanceof(class, AbstractValue) then - local obj = class(self, ...) + local obj = class(self, section, ...) obj.track_missing = true section:append(obj) return obj @@ -345,6 +522,11 @@ function SimpleForm.get(self, section, option) end +function SimpleForm.get_scheme() + return nil +end + + --[[ AbstractSection @@ -358,6 +540,10 @@ function AbstractSection.__init__(self, map, sectiontype, ...) self.config = map.config self.optionals = {} self.defaults = {} + self.fields = {} + self.tag_error = {} + self.tag_invalid = {} + self.tag_deperror = {} self.optional = true self.addremove = false @@ -366,15 +552,32 @@ end -- Appends a new option function AbstractSection.option(self, class, option, ...) + -- Autodetect from UVL + if class == true and self.map:get_scheme(self.sectiontype, option) then + local vs = self.map:get_scheme(self.sectiontype, option) + if vs.type == "boolean" then + class = Flag + elseif vs.type == "list" then + class = DynamicList + elseif vs.type == "enum" or vs.type == "reference" then + class = ListValue + else + class = Value + end + end + if instanceof(class, AbstractValue) then - local obj = class(self.map, option, ...) + local obj = class(self.map, self, option, ...) Node._i18n(obj, self.config, self.section or self.sectiontype, option, ...) self:append(obj) + self.fields[option] = obj return obj + elseif class == true then + error("No valid class was given and autodetection failed.") else - error("class must be a descendent of AbstractValue") + error("class must be a descendant of AbstractValue") end end @@ -448,9 +651,9 @@ end -- Creates the section function AbstractSection.create(self, section) local stat - + if section then - stat = self.map:set(section, nil, self.sectiontype) + stat = section:match("^%w+$") and self.map:set(section, nil, self.sectiontype) else section = self.map:add(self.sectiontype) stat = section @@ -486,15 +689,23 @@ function Table.__init__(self, form, data, ...) local datasource = {} datasource.config = "table" self.data = data - + function datasource.get(self, section, option) return data[section] and data[section][option] end + function datasource.submitstate(self) + return luci.http.formvalue("cbi.submit") + end + function datasource.del(...) return true end - + + function datasource.get_scheme() + return nil + end + AbstractSection.__init__(self, datasource, "table", ...) self.template = "cbi/tblsection" self.rowcolors = true @@ -503,7 +714,7 @@ end function Table.parse(self) for i, k in ipairs(self:cfgsections()) do - if luci.http.formvalue("cbi.submit") then + if self.map:submitstate() then Node.parse(self, k) end end @@ -511,11 +722,11 @@ end function Table.cfgsections(self) local sections = {} - + for i, v in luci.util.kspairs(self.data) do table.insert(sections, i) end - + return sections end @@ -526,20 +737,30 @@ NamedSection - A fixed configuration section defined by its name ]]-- NamedSection = class(AbstractSection) -function NamedSection.__init__(self, map, section, type, ...) - AbstractSection.__init__(self, map, type, ...) +function NamedSection.__init__(self, map, section, stype, ...) + AbstractSection.__init__(self, map, stype, ...) Node._i18n(self, map.config, section, nil, ...) + -- Defaults + self.addremove = false + + -- Use defaults from UVL + if not self.override_scheme and self.map:get_scheme(self.sectiontype) then + local vs = self.map:get_scheme(self.sectiontype) + self.addremove = not vs.unique and not vs.required + self.dynamic = vs.dynamic + self.title = self.title or vs.title + self.description = self.description or vs.descr + end + self.template = "cbi/nsection" self.section = section - self.addremove = false end -function NamedSection.parse(self) +function NamedSection.parse(self, novld) local s = self.section local active = self:cfgvalue(s) - if self.addremove then local path = self.config.."."..s if active then -- Remove the section @@ -556,8 +777,12 @@ function NamedSection.parse(self) if active then AbstractSection.parse_dynamic(self, s) - if luci.http.formvalue("cbi.submit") then + if self.map:submitstate() then Node.parse(self, s) + + if not novld and not self.override_scheme and self.map.scheme then + _uvl_validate_section(self, s) + end end AbstractSection.parse_optionals(self, s) end @@ -578,14 +803,23 @@ function TypedSection.__init__(self, map, type, ...) self.template = "cbi/tsection" self.deps = {} - self.anonymous = false + + -- Use defaults from UVL + if not self.override_scheme and self.map:get_scheme(self.sectiontype) then + local vs = self.map:get_scheme(self.sectiontype) + self.addremove = not vs.unique and not vs.required + self.dynamic = vs.dynamic + self.anonymous = not vs.named + self.title = self.title or vs.title + self.description = self.description or vs.descr + end end -- Return all matching UCI sections for this TypedSection function TypedSection.cfgsections(self) local sections = {} - uci.foreach(self.map.config, self.sectiontype, + self.map.uci:foreach(self.map.config, self.sectiontype, function (section) if self:checkscope(section[".name"]) then table.insert(sections, section[".name"]) @@ -600,14 +834,42 @@ function TypedSection.depends(self, option, value) table.insert(self.deps, {option=option, value=value}) end -function TypedSection.parse(self) +function TypedSection.parse(self, novld) + if self.addremove then + -- Remove + local crval = REMOVE_PREFIX .. self.config + local name = luci.http.formvaluetable(crval) + for k,v in pairs(name) do + if k:sub(-2) == ".x" then + k = k:sub(1, #k - 2) + end + if self:cfgvalue(k) and self:checkscope(k) then + self:remove(k) + end + end + end + + local co + for i, k in ipairs(self:cfgsections()) do + AbstractSection.parse_dynamic(self, k) + if self.map:submitstate() then + Node.parse(self, k) + + if not novld and not self.override_scheme and self.map.scheme then + _uvl_validate_section(self, k) + end + end + AbstractSection.parse_optionals(self, k) + end + if self.addremove then -- Create + local created local crval = CREATE_PREFIX .. self.config .. "." .. self.sectiontype local name = luci.http.formvalue(crval) if self.anonymous then if name then - self:create() + created = self:create() end else if name then @@ -622,28 +884,18 @@ function TypedSection.parse(self) self.err_invalid = true end - if name and name:len() > 0 then - self:create(name) + if name and #name > 0 then + created = self:create(name) and name + if not created then + self.invalid_cts = true + end end end end - -- Remove - crval = REMOVE_PREFIX .. self.config - name = luci.http.formvaluetable(crval) - for k,v in pairs(name) do - if self:cfgvalue(k) and self:checkscope(k) then - self:remove(k) - end - end - end - - for i, k in ipairs(self:cfgsections()) do - AbstractSection.parse_dynamic(self, k) - if luci.http.formvalue("cbi.submit") then - Node.parse(self, k) + if created then + AbstractSection.parse_optionals(self, created) end - AbstractSection.parse_optionals(self, k) end end @@ -691,26 +943,67 @@ AbstractValue - An abstract Value Type ]]-- AbstractValue = class(Node) -function AbstractValue.__init__(self, map, option, ...) +function AbstractValue.__init__(self, map, section, option, ...) Node.__init__(self, ...) - self.option = option - self.map = map - self.config = map.config + self.section = section + self.option = option + self.map = map + self.config = map.config self.tag_invalid = {} self.tag_missing = {} + self.tag_reqerror = {} self.tag_error = {} self.deps = {} + --self.cast = "string" self.track_missing = false - self.rmempty = false + --self.rmempty = false self.default = nil self.size = nil self.optional = false end +function AbstractValue.prepare(self) + -- Use defaults from UVL + 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 + self.title = self.title or vs.title + self.description = self.description or vs.descr + if self.default == nil then + self.default = vs.default + end + + if vs.depends and not self.override_dependencies then + for i, deps in ipairs(vs.depends) do + deps = _uvl_strip_remote_dependencies(deps) + if next(deps) then + self:depends(deps) + end + end + end + end + + self.cast = self.cast or "string" +end + -- Add a dependencie to another section field function AbstractValue.depends(self, field, value) - table.insert(self.deps, {field=field, value=value}) + local deps + if type(field) == "string" then + deps = {} + deps[field] = value + else + deps = field + end + + table.insert(self.deps, {deps=deps, add=""}) end -- Generates the unique CBID @@ -741,7 +1034,7 @@ function AbstractValue.parse(self, section) local fvalue = self:formvalue(section) local cvalue = self:cfgvalue(section) - if fvalue and fvalue ~= "" then -- If we have a form value, write it to UCI + 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 @@ -762,8 +1055,9 @@ end function AbstractValue.render(self, s, scope) if not self.optional or self:cfgvalue(s) or self:formcreated(s) then scope = scope or {} - scope.section = s - scope.cbid = self:cbid(s) + scope.section = s + scope.cbid = self:cbid(s) + scope.striptags = luci.util.striptags scope.ifattr = function(cond,key,val) if cond then @@ -789,7 +1083,18 @@ end -- Return the UCI value of this object function AbstractValue.cfgvalue(self, section) - return self.map:get(section, self.option) + local value = self.map:get(section, self.option) + if not value then + return nil + elseif not self.cast or self.cast == type(value) then + return value + elseif self.cast == "string" then + if type(value) == "table" then + return value[1] + end + elseif self.cast == "table" then + return luci.util.split(value, "%s+", nil, true) + end end -- Validate the form value @@ -836,12 +1141,26 @@ end -- DummyValue - This does nothing except being there DummyValue = class(AbstractValue) -function DummyValue.__init__(self, map, ...) - AbstractValue.__init__(self, map, ...) +function DummyValue.__init__(self, ...) + AbstractValue.__init__(self, ...) self.template = "cbi/dvalue" self.value = nil end +function DummyValue.cfgvalue(self, section) + local value + if self.value then + if type(self.value) == "function" then + value = self:value(section) + else + value = self.value + end + else + value = AbstractValue.cfgvalue(self, section) + end + return value +end + function DummyValue.parse(self) end @@ -890,17 +1209,45 @@ ListValue = class(AbstractValue) function ListValue.__init__(self, ...) AbstractValue.__init__(self, ...) self.template = "cbi/lvalue" + self.keylist = {} self.vallist = {} - self.size = 1 self.widget = "select" end -function ListValue.value(self, key, val) +function ListValue.prepare(self, ...) + AbstractValue.prepare(self, ...) + 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.value and vs.valuelist and not self.override_values then + for k, v in ipairs(vs.valuelist) do + local deps = {} + if not self.override_dependencies + and vs.enum_depends and vs.enum_depends[v.value] then + for i, dep in ipairs(vs.enum_depends[v.value]) do + table.insert(deps, _uvl_strip_remote_dependencies(dep)) + end + end + self:value(v.value, v.title or v.value, unpack(deps)) + end + end + end +end + +function ListValue.value(self, key, val, ...) + if luci.util.contains(self.keylist, key) then + return + end + val = val or key table.insert(self.keylist, tostring(key)) table.insert(self.vallist, tostring(val)) + + for i, deps in ipairs({...}) do + table.insert(self.deps, {add = "-"..key, deps=deps}) + end end function ListValue.validate(self, val) @@ -923,6 +1270,7 @@ MultiValue = class(AbstractValue) function MultiValue.__init__(self, ...) AbstractValue.__init__(self, ...) self.template = "cbi/mvalue" + self.keylist = {} self.vallist = {} @@ -939,6 +1287,10 @@ function MultiValue.render(self, ...) end function MultiValue.value(self, key, val) + if luci.util.contains(self.keylist, key) then + return + end + val = val or key table.insert(self.keylist, tostring(key)) table.insert(self.vallist, tostring(val)) @@ -968,6 +1320,71 @@ function MultiValue.validate(self, val) return result end + +StaticList = class(MultiValue) + +function StaticList.__init__(self, ...) + MultiValue.__init__(self, ...) + self.cast = "table" + self.valuelist = self.cfgvalue + + 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.value and vs.values and not self.override_values then + for k, v in pairs(vs.values) do + self:value(k, v) + end + end + end +end + +function StaticList.validate(self, value) + value = (type(value) == "table") and value or {value} + + local valid = {} + for i, v in ipairs(value) do + if luci.util.contains(self.vallist, v) then + table.insert(valid, v) + end + end + return valid +end + + +DynamicList = class(AbstractValue) + +function DynamicList.__init__(self, ...) + AbstractValue.__init__(self, ...) + self.template = "cbi/dynlist" + self.cast = "table" + self.keylist = {} + self.vallist = {} +end + +function DynamicList.value(self, key, val) + val = val or key + table.insert(self.keylist, tostring(key)) + table.insert(self.vallist, tostring(val)) +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 + table.insert(valid, v) + end + end + + return valid +end + + --[[ TextValue - A multi-line value rows: Rows @@ -989,4 +1406,59 @@ function Button.__init__(self, ...) self.template = "cbi/button" self.inputstyle = nil self.rmempty = true -end \ No newline at end of file +end + + +FileUpload = class(AbstractValue) + +function FileUpload.__init__(self, ...) + AbstractValue.__init__(self, ...) + self.template = "cbi/upload" + if not self.map.upload_fields then + self.map.upload_fields = { self } + else + self.map.upload_fields[#self.map.upload_fields+1] = self + 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") +end + +function FileUpload.cfgvalue(self, section) + local val = AbstractValue.cfgvalue(self, section) + if val and luci.fs.access(val) then + return val + end + return nil +end + +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") + then + return val + end + luci.fs.unlink(val) + self.value = nil + end + return nil +end + +function FileUpload.remove(self, section) + local val = AbstractValue.formvalue(self, section) + if val and luci.fs.access(val) then luci.fs.unlink(val) end + return AbstractValue.remove(self, section) +end + + +FileBrowser = class(AbstractValue) + +function FileBrowser.__init__(self, ...) + AbstractValue.__init__(self, ...) + self.template = "cbi/browser" +end