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authorcodexp <codexp@gmx.net>2018-03-24 20:35:42 +0100
committercodexp <codexp@gmx.net>2018-03-24 20:35:42 +0100
commitc6e81f28821e54f7562c0ae8820a7075c9c6868d (patch)
tree7ff3a3695f623b7c6464c1b29f453fad756d2a2f /encoding.lua
parentfc529993b877437883d6cc3a5c5c203e2c64ac58 (diff)
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add support for cyrillic cahracters
Diffstat (limited to 'encoding.lua')
-rw-r--r--encoding.lua265
1 files changed, 265 insertions, 0 deletions
diff --git a/encoding.lua b/encoding.lua
new file mode 100644
index 0000000..16e35fe
--- /dev/null
+++ b/encoding.lua
@@ -0,0 +1,265 @@
+-- encoding borrowed from signs_lib mod of https://github.com/lord-server/lord
+
+local ansi_decode = {
+ [128] = "\208\130",
+ [129] = "\208\131",
+ [130] = "\226\128\154",
+ [131] = "\209\147",
+ [132] = "\226\128\158",
+ [133] = "\226\128\166",
+ [134] = "\226\128\160",
+ [135] = "\226\128\161",
+ [136] = "\226\130\172",
+ [137] = "\226\128\176",
+ [138] = "\208\137",
+ [139] = "\226\128\185",
+ [140] = "\208\138",
+ [141] = "\208\140",
+ [142] = "\208\139",
+ [143] = "\208\143",
+ [144] = "\209\146",
+ [145] = "\226\128\152",
+ [146] = "\226\128\153",
+ [147] = "\226\128\156",
+ [148] = "\226\128\157",
+ [149] = "\226\128\162",
+ [150] = "\226\128\147",
+ [151] = "\226\128\148",
+ [152] = "\194\152",
+ [153] = "\226\132\162",
+ [154] = "\209\153",
+ [155] = "\226\128\186",
+ [156] = "\209\154",
+ [157] = "\209\156",
+ [158] = "\209\155",
+ [159] = "\209\159",
+ [160] = "\194\160",
+ [161] = "\209\142",
+ [162] = "\209\158",
+ [163] = "\208\136",
+ [164] = "\194\164",
+ [165] = "\210\144",
+ [166] = "\194\166",
+ [167] = "\194\167",
+ [168] = "\208\129",
+ [169] = "\194\169",
+ [170] = "\208\132",
+ [171] = "\194\171",
+ [172] = "\194\172",
+ [173] = "\194\173",
+ [174] = "\194\174",
+ [175] = "\208\135",
+ [176] = "\194\176",
+ [177] = "\194\177",
+ [178] = "\208\134",
+ [179] = "\209\150",
+ [180] = "\210\145",
+ [181] = "\194\181",
+ [182] = "\194\182",
+ [183] = "\194\183",
+ [184] = "\209\145",
+ [185] = "\226\132\150",
+ [186] = "\209\148",
+ [187] = "\194\187",
+ [188] = "\209\152",
+ [189] = "\208\133",
+ [190] = "\209\149",
+ [191] = "\209\151"
+}
+local utf8_decode = {
+ [128] = {
+ [147] = "\150",
+ [148] = "\151",
+ [152] = "\145",
+ [153] = "\146",
+ [154] = "\130",
+ [156] = "\147",
+ [157] = "\148",
+ [158] = "\132",
+ [160] = "\134",
+ [161] = "\135",
+ [162] = "\149",
+ [166] = "\133",
+ [176] = "\137",
+ [185] = "\139",
+ [186] = "\155"
+ },
+ [130] = {[172] = "\136"},
+ [132] = {[150] = "\185", [162] = "\153"},
+ [194] = {
+ [152] = "\152",
+ [160] = "\160",
+ [164] = "\164",
+ [166] = "\166",
+ [167] = "\167",
+ [169] = "\169",
+ [171] = "\171",
+ [172] = "\172",
+ [173] = "\173",
+ [174] = "\174",
+ [176] = "\176",
+ [177] = "\177",
+ [181] = "\181",
+ [182] = "\182",
+ [183] = "\183",
+ [187] = "\187"
+ },
+ [208] = {
+ [129] = "\168",
+ [130] = "\128",
+ [131] = "\129",
+ [132] = "\170",
+ [133] = "\189",
+ [134] = "\178",
+ [135] = "\175",
+ [136] = "\163",
+ [137] = "\138",
+ [138] = "\140",
+ [139] = "\142",
+ [140] = "\141",
+ [143] = "\143",
+ [144] = "\192",
+ [145] = "\193",
+ [146] = "\194",
+ [147] = "\195",
+ [148] = "\196",
+ [149] = "\197",
+ [150] = "\198",
+ [151] = "\199",
+ [152] = "\200",
+ [153] = "\201",
+ [154] = "\202",
+ [155] = "\203",
+ [156] = "\204",
+ [157] = "\205",
+ [158] = "\206",
+ [159] = "\207",
+ [160] = "\208",
+ [161] = "\209",
+ [162] = "\210",
+ [163] = "\211",
+ [164] = "\212",
+ [165] = "\213",
+ [166] = "\214",
+ [167] = "\215",
+ [168] = "\216",
+ [169] = "\217",
+ [170] = "\218",
+ [171] = "\219",
+ [172] = "\220",
+ [173] = "\221",
+ [174] = "\222",
+ [175] = "\223",
+ [176] = "\224",
+ [177] = "\225",
+ [178] = "\226",
+ [179] = "\227",
+ [180] = "\228",
+ [181] = "\229",
+ [182] = "\230",
+ [183] = "\231",
+ [184] = "\232",
+ [185] = "\233",
+ [186] = "\234",
+ [187] = "\235",
+ [188] = "\236",
+ [189] = "\237",
+ [190] = "\238",
+ [191] = "\239"
+ },
+ [209] = {
+ [128] = "\240",
+ [129] = "\241",
+ [130] = "\242",
+ [131] = "\243",
+ [132] = "\244",
+ [133] = "\245",
+ [134] = "\246",
+ [135] = "\247",
+ [136] = "\248",
+ [137] = "\249",
+ [138] = "\250",
+ [139] = "\251",
+ [140] = "\252",
+ [141] = "\253",
+ [142] = "\254",
+ [143] = "\255",
+ [144] = "\161",
+ [145] = "\184",
+ [146] = "\144",
+ [147] = "\131",
+ [148] = "\186",
+ [149] = "\190",
+ [150] = "\179",
+ [151] = "\191",
+ [152] = "\188",
+ [153] = "\154",
+ [154] = "\156",
+ [155] = "\158",
+ [156] = "\157",
+ [158] = "\162",
+ [159] = "\159"
+ },
+ [210] = {[144] = "\165", [145] = "\180"}
+}
+
+local nmdc = {
+ [36] = "$",
+ [124] = "|"
+}
+
+function AnsiToUtf8(s)
+ local r, b = ""
+ for i = 1, s and s:len() or 0 do
+ b = s:byte(i)
+ if b < 128 then
+ r = r .. string.char(b)
+ else
+ if b > 239 then
+ r = r .. "\209" .. string.char(b - 112)
+ elseif b > 191 then
+ r = r .. "\208" .. string.char(b - 48)
+ elseif ansi_decode[b] then
+ r = r .. ansi_decode[b]
+ else
+ r = r .. "_"
+ end
+ end
+ end
+ return r
+end
+
+function Utf8ToAnsi(s)
+ local a, j, r, b = 0, 0, ""
+ for i = 1, s and s:len() or 0 do
+ b = s:byte(i)
+ if b < 128 then
+ if nmdc[b] then
+ r = r .. nmdc[b]
+ else
+ r = r .. string.char(b)
+ end
+ elseif a == 2 then
+ a, j = a - 1, b
+ elseif a == 1 then
+ --if j == nil or b == nil then return r end
+ --print(j)
+ --print(b)
+ --local ansi = utf8_decode[j]
+ --if ansi == nil then return r end
+ --if ansi[b] == nil then return r end
+ if utf8_decode[j] then
+ if utf8_decode[j][b] then
+ a, r = a - 1, r .. utf8_decode[j][b]
+ end
+ end
+ elseif b == 226 then
+ a = 2
+ elseif b == 194 or b == 208 or b == 209 or b == 210 then
+ j, a = b, 1
+ else
+ r = r .. "_"
+ end
+ end
+ return r
+end