From ae507b734acf3c14397d680e36425a467c829ab8 Mon Sep 17 00:00:00 2001
From: Ted Trask <ttrask01@yahoo.com>
Date: Tue, 11 Jan 2011 15:59:23 +0000
Subject: Added script files to be run after edit device and after edit device
 params.

---
 provisioning-model.lua | 95 ++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 93 insertions(+), 2 deletions(-)

(limited to 'provisioning-model.lua')

diff --git a/provisioning-model.lua b/provisioning-model.lua
index 848c7ad..3618194 100644
--- a/provisioning-model.lua
+++ b/provisioning-model.lua
@@ -16,9 +16,14 @@ local DatabasePassword
 
 local path = "PATH=/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin "
 local baseurl = "/etc/provisioning/templates/"
+local updatedevicescriptfile = "/etc/provisioning/update_device.lua"
+local updatedeviceparamsscriptfile = "/etc/provisioning/update_device_params.lua"
 local env
 local con
 
+local saved_devices = {}
+local saved_device_params = {}
+
 -- if a table_creation_script does not create the named table or throw an exception then you will get an infinite loop, so be careful
 local table_creation_scripts = {
 	-- List of all available templates
@@ -308,6 +313,62 @@ validateparam = function(p)
 	return true
 end
 
+local function callscript(script, value, oldvalue)
+	local functions = {
+		getselectresponse=getselectresponse,
+		runsqlcommand=runsqlcommand,
+		get_device=get_device,
+		get_device_params=get_device_params,
+	}
+	local env = {}
+	setmetatable (env, {__index = _G})
+	-- loadfile loads into the global environment
+	-- so we set env 0, not env 1
+	setfenv (0, env)
+	local f = loadfile(script)
+	if (f) then f(functions, value, oldvalue) end
+	setfenv (0, _G)
+end
+
+local function validatefiledetails(filedetails)
+	local success = true
+	
+	-- Validate that contents are valid lua code
+	local env = {}
+	setmetatable (env, {__index = _G})
+	-- loadfile loads into the global environment
+	-- so we set env 0, not env 1
+	setfenv (0, env)
+	local f,err = loadstring(filedetails.value.filecontent.value)
+	if not (f) then
+		success = false
+		filedetails.value.filecontent.errtxt = "Invalid Lua code\n"..(err or "")
+	end
+	setfenv (0, _G)
+	-- setmetatable (self.conf.app_hooks, {})
+
+	return success, filedetails
+end
+
+local duplicatestructure
+duplicatestructure = function(value, saved)
+	saved = saved or {}
+	if type(value) == "table" then
+		if saved[value] then
+			return saved[value]
+		else
+			local output = {}
+			saved[value] = output
+			for k,v in pairs(value) do
+				output[k] = duplicatestructure(v, saved)
+			end
+			return output
+		end
+	else
+		return value
+	end
+end
+
 -- ################################################################################
 -- PUBLIC FUNCTIONS
 
@@ -1053,7 +1114,10 @@ get_device = function(device_id)
 		errtxt = err
 	end
 
-	return cfe({ type="group", value=retval, label="Provisioning Device", errtxt=errtxt })
+	-- Save the device for later use
+	local output = cfe({ type="group", value=retval, label="Provisioning Device", errtxt=errtxt })
+	if device_id and device_id ~= "" then saved_devices[device_id] = duplicatestructure(output) end
+	return output
 end
 
 create_device = function(device)
@@ -1110,6 +1174,8 @@ update_device = function(device, create)
 
 				sql = "COMMIT"
 				runsqlcommand(sql)
+
+				callscript(updatedevicescriptfile, device, saved_devices[device.value.device_id.value])
 			end
 			if connected then databasedisconnect() end
 		end)
@@ -1229,7 +1295,11 @@ get_device_params = function(device_id, editable)
 			errtxt = err
 		end
 	end
-	return cfe({ type="group", value=retval, label="Provisioning Device Parameters", errtxt=errtxt })
+
+	-- Save the device for later use
+	local output = cfe({ type="group", value=retval, label="Provisioning Device Parameters", errtxt=errtxt })
+	if device_id and device_id ~= "" then saved_device_params[device_id] = duplicatestructure(output) end
+	return output
 end
 
 set_editable_device_params = function(params)
@@ -1277,6 +1347,8 @@ set_device_params = function(params, editable)
 
 				sql = "COMMIT"
 				runsqlcommand(sql)
+				
+				callscript(updatedeviceparamsscriptfile, params, saved_device_params[params.value.device_id.value])
 			end
 			if connected then databasedisconnect() end
 		end)
@@ -1508,3 +1580,22 @@ set_param_options = function(options)
 	end
 	return options
 end
+
+function get_filedetails(filename)
+	return modelfunctions.getfiledetails(filename, {updatedevicescriptfile, updatedeviceparamsscriptfile})
+end
+
+function update_filedetails(filedetails)
+	return modelfunctions.setfiledetails(filedetails, {updatedevicescriptfile, updatedeviceparamsscriptfile}, validatefiledetails)
+end
+
+function list_files()
+	local retval = {}
+	for i,file in ipairs({updatedevicescriptfile, updatedeviceparamsscriptfile}) do
+		local details = fs.stat(file) or {}
+		details.filename = file
+		table.insert(retval, details)
+	end
+	table.sort(retval, function(a,b) return a.filename < b.filename end)
+	return cfe({ type="structure", value=retval, label="List of Provisioning Script files" })
+end
-- 
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