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view framework/env/ui/script.lua @ 4:5e32ef998acf

Version 1.0.4

ui.link{...} with POST target can now be parameterized with BOTH content and text to allow HTML content for JavaScript browsers and a text-only version for accessiblity

Changes related to database selectors:
- Support for row-based locking
- New method :count(), caching and returning the number of rows, which WOULD have been returned by :exec()
- Bugfix: WHERE and HAVING expressions are now enclosed in parenthesis to avoid problems with operator precedence

ui.script{...} now supports external .js files

Changes in langtool.lua to cope with escaped new-line chars (\n)
author jbe/bsw
date Fri Dec 25 12:00:00 2009 +0100 (2009-12-25)
parents 9fdfb27f8e67
children 64f4540ce88c
line source
1 --[[--
2 ui.script{
3 noscript_attr = noscript_attr, -- HTML attributes for noscript tag
4 noscript = noscript, -- string or function for noscript content
5 attr = attr, -- extra HTML attributes for script tag
6 type = type, -- type of script, defaults to "text/javascript"
7 script = script, -- string or function for script content
8 }
10 This function is used to insert a script into the active slot. It is currently not XML compliant and the script must not contain a closing script tag.
12 --]]--
14 -- TODO: CDATA or SGML comment?
16 function ui.script(args)
17 local args = args or {}
18 local noscript_attr = args.noscript_attr
19 local noscript = args.noscript
20 local attr = table.new(args.attr)
21 attr.type = attr.type or args.type or "text/javascript"
22 local script = args.script
23 if script and type(script) ~= "function" then
24 -- disable HTML entity escaping
25 script = function()
26 slot.put(args.script)
27 end
28 end
29 if args.external then
30 attr.src = encode.url{ external = args.external }
31 elseif args.static then
32 attr.src = encode.url{ static = args.static }
33 end
34 if noscript then
35 ui.tag{ tag = "noscript", attr = attr, content = noscript }
36 end
37 if attr.src then
38 ui.tag{ tag = "script", attr = attr, content = "" }
39 elseif script then
40 ui.tag{ tag = "script", attr = attr, content = script }
41 end
42 end

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