Module:Effective protection level

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Documentation for this module may be created at Module:Effective protection level/doc

 1 local p = {}
 2 
 3 -- Returns the permission required to perform a given action on a given title.
 4 -- If no title is specified, the title of the page being displayed is used.
 5 function p._main(action, pagename)
 6 	local title
 7 	if type(pagename) == 'table' and pagename.prefixedText then
 8 		title = pagename
 9 	elseif pagename then
10 		title = mw.title.new(pagename)
11 	else
12 		title = mw.title.getCurrentTitle()
13 	end
14 	pagename = title.prefixedText
15 	if action == 'autoreview' then
16 		local level = mw.ext.FlaggedRevs.getStabilitySettings(title)
17 		level = level and level.autoreview
18 		if level == 'review' then
19 			return 'reviewer'
20 		elseif level ~= '' then
21 			return level
22 		else
23 			return nil -- not '*'. a page not being PC-protected is distinct from it being PC-protected with anyone able to review. also not '', as that would mean PC-protected but nobody can review
24 		end
25 	elseif action ~= 'edit' and action ~= 'move' and action ~= 'create' and action ~= 'upload' and action ~= 'undelete' then
26 		error( 'First parameter must be one of edit, move, create, upload, undelete, autoreview', 2 )
27 	end
28 	if title.namespace == 8 then -- MediaWiki namespace
29 		if title.text:sub(-3) == '.js' or title.text:sub(-4) == '.css' or title.contentModel == 'javascript' or title.contentModel == 'css' then -- site JS or CSS page
30 			return 'interfaceadmin'
31 		else -- any non-JS/CSS MediaWiki page
32 			return 'sysop'
33 		end
34 	elseif title.namespace == 2 and title.isSubpage then
35 		if title.contentModel == 'javascript' or title.contentModel == 'css' then -- user JS or CSS page
36 			return 'interfaceadmin'
37 		elseif title.contentModel == 'json' then -- user JSON page
38 			return 'sysop'
39 		end
40 	end
41 	if action == 'undelete' then
42 		return 'sysop'
43 	end
44 	local level = title.protectionLevels[action] and title.protectionLevels[action][1]
45 	if level == 'sysop' or level == 'editprotected' then
46 		return 'sysop'
47 	elseif title.cascadingProtection.restrictions[action] and title.cascadingProtection.restrictions[action][1] then -- used by a cascading-protected page
48 		return 'sysop'
49 	elseif level == 'templateeditor' then
50 		return 'templateeditor'
51 	elseif action == 'move' then
52 		local blacklistentry = mw.ext.TitleBlacklist.test('edit', pagename) -- Testing action edit is correct, since this is for the source page. The target page name gets tested with action move.
53 		if blacklistentry and not blacklistentry.params.autoconfirmed then
54 			return 'templateeditor'
55 		elseif title.namespace == 6 then
56 			return 'filemover'
57 		elseif level == 'extendedconfirmed' then
58 			return 'extendedconfirmed'
59 		else
60 			return 'autoconfirmed'
61 		end
62 	end
63 	local blacklistentry = mw.ext.TitleBlacklist.test(action, pagename)
64 	if blacklistentry then
65 		if not blacklistentry.params.autoconfirmed then
66 			return 'templateeditor'
67 		elseif level == 'extendedconfirmed' then
68 			return 'extendedconfirmed'
69 		else
70 			return 'autoconfirmed'
71 		end
72 	elseif level == 'editsemiprotected' then -- create-semiprotected pages return this for some reason
73 		return 'autoconfirmed'
74 	elseif level then
75 		return level
76 	elseif action == 'upload' then
77 		return 'autoconfirmed'
78 	elseif action == 'create' and title.namespace % 2 == 0 and title.namespace ~= 118 then -- You need to be registered, but not autoconfirmed, to create non-talk pages other than drafts
79 		return 'user'
80 	else
81 		return '*'
82 	end
83 end
84 
85 setmetatable(p, { __index = function(t, k)
86 	return function(frame)
87 		return t._main(k, frame.args[1])
88 	end
89 end })
90 
91 return p