mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Scribunto
synced 2024-12-22 12:52:52 +00:00
109 lines
2.6 KiB
Lua
109 lines
2.6 KiB
Lua
-- Get a fresh copy of the basic ustring
|
|
local old_ustring = package.loaded.ustring
|
|
package.loaded.ustring = nil
|
|
local ustring = require( 'ustring' )
|
|
package.loaded.ustring = old_ustring
|
|
old_ustring = nil
|
|
|
|
local util = require 'libraryUtil'
|
|
local checkType = util.checkType
|
|
|
|
local gmatch_init = nil
|
|
local gmatch_callback = nil
|
|
local function php_gmatch( s, pattern )
|
|
checkType( 'gmatch', 1, s, 'string' )
|
|
checkType( 'gmatch', 2, pattern, 'string' )
|
|
|
|
local re, capt = gmatch_init( s, pattern )
|
|
local pos = 0
|
|
return function()
|
|
local ret
|
|
pos, ret = gmatch_callback( s, re, capt, pos )
|
|
return unpack( ret )
|
|
end, nil, nil
|
|
end
|
|
|
|
local gcodepoint_init = nil
|
|
local function php_gcodepoint( s, i, j )
|
|
checkType( 'gcodepoint', 1, s, 'string' )
|
|
checkType( 'gcodepoint', 2, i, 'number', true )
|
|
checkType( 'gcodepoint', 3, j, 'number', true )
|
|
local cp = gcodepoint_init( s, i, j or -1 )
|
|
local pos, len = 1, #cp
|
|
return function ()
|
|
if pos <= len then
|
|
local tmp = cp[pos]
|
|
pos = pos + 1
|
|
return tmp
|
|
end
|
|
end
|
|
end
|
|
|
|
function ustring.setupInterface( opt )
|
|
-- Boilerplate
|
|
ustring.setupInterface = nil
|
|
|
|
-- Set string limits
|
|
ustring.maxStringLength = opt.stringLengthLimit
|
|
ustring.maxPatternLength = opt.patternLengthLimit
|
|
|
|
-- Gmatch
|
|
if mw_interface.gmatch_callback and mw_interface.gmatch_init then
|
|
gmatch_init = mw_interface.gmatch_init
|
|
gmatch_callback = mw_interface.gmatch_callback
|
|
ustring.gmatch = php_gmatch
|
|
end
|
|
mw_interface.gmatch_init = nil
|
|
mw_interface.gmatch_callback = nil
|
|
|
|
-- codepoint and gcodepoint
|
|
if mw_interface.gcodepoint_init then
|
|
gcodepoint_init = mw_interface.gcodepoint_init
|
|
ustring.gcodepoint = php_gcodepoint
|
|
end
|
|
mw_interface.gcodepoint_init = nil
|
|
|
|
-- Replace pure-lua implementation with php callbacks
|
|
local nargs = {
|
|
char = 0,
|
|
find = 2,
|
|
match = 2,
|
|
gsub = 3,
|
|
}
|
|
for k, v in pairs( mw_interface ) do
|
|
local n = nargs[k] or 1
|
|
if n == 0 then
|
|
ustring[k] = v
|
|
else
|
|
-- Avoid PHP warnings for missing arguments by checking before
|
|
-- calling PHP.
|
|
ustring[k] = function ( ... )
|
|
if select( '#', ... ) < n then
|
|
error( "too few arguments to mw.ustring." .. k, 2 )
|
|
end
|
|
return v( ... )
|
|
end
|
|
end
|
|
end
|
|
mw_interface = nil
|
|
|
|
-- Replace upper/lower with mw.language versions if available
|
|
if mw and mw.language then
|
|
local lang = mw.language.getContentLanguage()
|
|
ustring.upper = function ( s )
|
|
return lang:uc( s )
|
|
end
|
|
ustring.lower = function ( s )
|
|
return lang:lc( s )
|
|
end
|
|
end
|
|
|
|
-- Register this library in the "mw" global
|
|
mw = mw or {}
|
|
mw.ustring = ustring
|
|
|
|
package.loaded['mw.ustring'] = ustring
|
|
end
|
|
|
|
return ustring
|