Merge pull request #378 from tohojo/bird-2.0

[feed/routing.git] / bird1-openwrt / bird1-ipv6-openwrt / src / model / functions.lua

diff --git a/bird1-openwrt/bird1-ipv6-openwrt/src/model/functions.lua b/bird1-openwrt/bird1-ipv6-openwrt/src/model/functions.lua
new file mode 100644 (file)
index 0000000..466056b
--- /dev/null
+++ b/bird1-openwrt/bird1-ipv6-openwrt/src/model/functions.lua
@@ -0,0 +1,77 @@
+--[[
+Copyright (C) 2014-2017 - Eloi Carbo
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+]]--
+
+local fs = require "nixio.fs"
+local functions_dir = "/etc/bird6/functions/"
+local lock_file = "/etc/bird6/function_lock"
+
+m = SimpleForm("bird6", "Bird6 Functions", "<b>INFO:</b> New files are created using Timestamps.<br />In order to make it easier to handle, use SSH to connect to your terminal and rename those files.<br />If your file is not correctly shown in the list, please, refresh your browser.")
+
+s = m:section(SimpleSection)
+files = s:option(ListValue, "Files", "Function Files:")
+local new_function = functions_dir .. os.date("function-%Y%m%d-%H%M")
+
+-- New File Entry
+files:value(new_function, "New File (".. new_function .. ")")
+files.default = new_function
+
+local i, file_list = 0, { }
+for filename in io.popen("find " .. functions_dir .. " -type f"):lines() do
+    i = i + 1
+    files:value(filename, filename)
+end
+
+ld = s:option(Button, "_load", "Load File")
+ld.inputstyle = "reload"
+
+st_file = s:option(DummyValue, "_stfile", "Editing file:")
+function st_file.cfgvalue(self, section)
+    if ld:formvalue(section) then
+        fs.writefile(lock_file, files:formvalue(section))
+        return files:formvalue(section)
+    else
+        fs.writefile(lock_file, "")
+        return ""
+    end
+end
+
+area = s:option(Value, "_functions")
+area.template = "bird6/tvalue"
+area.rows = 30
+function area.cfgvalue(self,section)
+    if ld:formvalue(section) then
+        local contents = fs.readfile(files:formvalue(section))
+        if contents then
+            return contents
+        else
+            return ""
+        end
+    else
+        return ""
+    end
+end
+
+function area.write(self, section)
+    local locked_file = fs.readfile(lock_file)
+    if locked_file and not ld:formvalue(section) then
+        local text = self:formvalue(section):gsub("\r\n?", "\n")
+        fs.writefile(locked_file, text)
+        fs.writefile(lock_file, "")
+    end
+end
+
+return m