summaryrefslogtreecommitdiffhomepage
path: root/modules/luci-base/luasrc/template.lua
diff options
context:
space:
mode:
Diffstat (limited to 'modules/luci-base/luasrc/template.lua')
-rw-r--r--modules/luci-base/luasrc/template.lua100
1 files changed, 0 insertions, 100 deletions
diff --git a/modules/luci-base/luasrc/template.lua b/modules/luci-base/luasrc/template.lua
deleted file mode 100644
index 3955bd76f3..0000000000
--- a/modules/luci-base/luasrc/template.lua
+++ /dev/null
@@ -1,100 +0,0 @@
--- Copyright 2008 Steven Barth <steven@midlink.org>
--- Licensed to the public under the Apache License 2.0.
-
-local util = require "luci.util"
-local config = require "luci.config"
-local tparser = require "luci.template.parser"
-
-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
-
---- LuCI template library.
-module "luci.template"
-
-config.template = config.template or {}
-viewdir = config.template.viewdir or util.libpath() .. "/view"
-
-
--- Define the namespace for template modules
-context = util.threadlocal()
-
---- Render a certain template.
--- @param name Template name
--- @param scope Scope to assign to template (optional)
-function render(name, scope)
- return Template(name):render(scope or getfenv(2))
-end
-
---- Render a template from a string.
--- @param template Template string
--- @param scope Scope to assign to template (optional)
-function render_string(template, scope)
- return Template(nil, template):render(scope or getfenv(2))
-end
-
-
--- Template class
-Template = util.class()
-
--- Shared template cache to store templates in to avoid unnecessary reloading
-Template.cache = setmetatable({}, {__mode = "v"})
-
-
--- Constructor - Reads and compiles the template on-demand
-function Template.__init__(self, name, template)
- if name then
- self.template = self.cache[name]
- self.name = name
- else
- self.name = "[string]"
- end
-
- -- Create a new namespace for this template
- self.viewns = context.viewns
-
- -- If we have a cached template, skip compiling and loading
- if not self.template then
-
- -- Compile template
- local err
- local sourcefile
-
- if name then
- sourcefile = viewdir .. "/" .. name .. ".htm"
- 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"))
- elseif name then
- self.cache[name] = self.template
- end
- end
-end
-
-
--- Renders a template
-function Template.render(self, scope)
- scope = scope or getfenv(2)
-
- -- 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