Module:IPAddress: Difference between revisions

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update from Module:IPAddress/sandbox with new isIpOrRange function per Module talk:IPAddress#isIpOrRange
m (Changed protection level for "Module:IPAddress": integrating to local interface via MediaWiki:Newarticletext ([Edit=Require administrator access] (indefinite) [Move=Require administrator access] (indefinite)))
(update from Module:IPAddress/sandbox with new isIpOrRange function per Module talk:IPAddress#isIpOrRange)
Line 11:
 
function _isIpV6( s )
local dcolon, groups
if type( s ) ~= "string"
or s:len() == 0
or s:find( "[^:%x]" ) -- only colon and hex digits are legal chars
or s:find( "^:[^:]" ) -- can begin or end with :: but not with single :
or s:find( "[^:]:$" )
or s:find( ":::" )
then
return false
end
s, dcolon = s:gsub( "::", ":" )
if dcolon > 1 then return false end -- at most one ::
s = s:gsub( "^:?", ":" ) -- prepend : if needed, upper
s, groups = s:gsub( ":%x%x?%x?%x?", "" ) -- remove valid groups, and count them
return ( ( dcolon == 1 and groups < 8 ) or ( dcolon == 0 and groups == 8 ) )
and ( s:len() == 0 or ( dcolon == 1 and s == ":" ) ) -- might be one dangling : if original ended with ::
end
 
function _isIpV4( s )
local function legal( n ) return ( tonumber( n ) or 256 ) < 256 and not n:match("^0%d") end-- in lua 0 is true!
 
if type( s ) ~= "string" then return false end
local p1, p2, p3, p4 = s:match( "^(%d+)%.(%d+)%.(%d+)%.(%d+)$" )
return legal( p1 ) and legal( p2 ) and legal( p3 ) and legal( p4 )
end
 
function _isIp( s )
return _isIpV4( s ) and "4" or _isIpV6( s ) and "6"
end
 
Line 46:
function p.isIpV4(frame) return _isIpV4( frame.args[ 1 ] ) and "1" or "0" end
function p.isIp(frame) return _isIp( frame.args[ 1 ] ) or "" end
 
function p.isIpOrRange(frame)
-- {{#invoke:IPAddress|isIpOrRange|x}} → 'ip' (IPv4/IPv6) or 'range' (CIDR IPv4/IPv6) or '' (invalid)
local modip = require('Module:IP')
local s = frame.args[1]
local success, ip = pcall(modip.IPAddress.new, s)
if success then
return 'ip'
end
success, ip = pcall(modip.Subnet.new, s)
if success then
return 'range'
end
return ''
end
 
return p
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