1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
|
local modstorage = core.get_mod_storage()
-- crashed on pre-5.2
-- local modpath = minetest.get_modpath("colour_chat")
-- dofile(modpath .. "/colournames.lua")
-- This list of colour names was extracted and converted from
-- https://drafts.csswg.org/css-color/#named-colors
local colournames = {}
colournames["aliceblue"] = "#F0F8FF"
colournames["antiquewhite"] = "#FAEBD7"
colournames["aqua"] = "#00FFFF"
colournames["aquamarine"] = "#7FFFD4"
colournames["azure"] = "#F0FFFF"
colournames["beige"] = "#F5F5DC"
colournames["bisque"] = "#FFE4C4"
colournames["black"] = "#000000"
colournames["blanchedalmond"] = "#FFEBCD"
colournames["blue"] = "#0000FF"
colournames["blueviolet"] = "#8A2BE2"
colournames["brown"] = "#A52A2A"
colournames["burlywood"] = "#DEB887"
colournames["cadetblue"] = "#5F9EA0"
colournames["chartreuse"] = "#7FFF00"
colournames["chocolate"] = "#D2691E"
colournames["coral"] = "#FF7F50"
colournames["cornflowerblue"] = "#6495ED"
colournames["cornsilk"] = "#FFF8DC"
colournames["crimson"] = "#DC143C"
colournames["cyan"] = "#00FFFF"
colournames["darkblue"] = "#00008B"
colournames["darkcyan"] = "#008B8B"
colournames["darkgoldenrod"] = "#B8860B"
colournames["darkgray"] = "#A9A9A9"
colournames["darkgreen"] = "#006400"
colournames["darkgrey"] = "#A9A9A9"
colournames["darkkhaki"] = "#BDB76B"
colournames["darkmagenta"] = "#8B008B"
colournames["darkolivegreen"] = "#556B2F"
colournames["darkorange"] = "#FF8C00"
colournames["darkorchid"] = "#9932CC"
colournames["darkred"] = "#8B0000"
colournames["darksalmon"] = "#E9967A"
colournames["darkseagreen"] = "#8FBC8F"
colournames["darkslateblue"] = "#483D8B"
colournames["darkslategray"] = "#2F4F4F"
colournames["darkslategrey"] = "#2F4F4F"
colournames["darkturquoise"] = "#00CED1"
colournames["darkviolet"] = "#9400D3"
colournames["deeppink"] = "#FF1493"
colournames["deepskyblue"] = "#00BFFF"
colournames["dimgray"] = "#696969"
colournames["dimgrey"] = "#696969"
colournames["dodgerblue"] = "#1E90FF"
colournames["firebrick"] = "#B22222"
colournames["floralwhite"] = "#FFFAF0"
colournames["forestgreen"] = "#228B22"
colournames["fuchsia"] = "#FF00FF"
colournames["gainsboro"] = "#DCDCDC"
colournames["ghostwhite"] = "#F8F8FF"
colournames["gold"] = "#FFD700"
colournames["goldenrod"] = "#DAA520"
colournames["gray"] = "#808080"
colournames["green"] = "#008000"
colournames["greenyellow"] = "#ADFF2F"
colournames["grey"] = "#808080"
colournames["honeydew"] = "#F0FFF0"
colournames["hotpink"] = "#FF69B4"
colournames["indianred"] = "#CD5C5C"
colournames["indigo"] = "#4B0082"
colournames["ivory"] = "#FFFFF0"
colournames["khaki"] = "#F0E68C"
colournames["lavender"] = "#E6E6FA"
colournames["lavenderblush"] = "#FFF0F5"
colournames["lawngreen"] = "#7CFC00"
colournames["lemonchiffon"] = "#FFFACD"
colournames["lightblue"] = "#ADD8E6"
colournames["lightcoral"] = "#F08080"
colournames["lightcyan"] = "#E0FFFF"
colournames["lightgoldenrodyellow"] = "#FAFAD2"
colournames["lightgray"] = "#D3D3D3"
colournames["lightgreen"] = "#90EE90"
colournames["lightgrey"] = "#D3D3D3"
colournames["lightpink"] = "#FFB6C1"
colournames["lightsalmon"] = "#FFA07A"
colournames["lightseagreen"] = "#20B2AA"
colournames["lightskyblue"] = "#87CEFA"
colournames["lightslategray"] = "#778899"
colournames["lightslategrey"] = "#778899"
colournames["lightsteelblue"] = "#B0C4DE"
colournames["lightyellow"] = "#FFFFE0"
colournames["lime"] = "#00FF00"
colournames["limegreen"] = "#32CD32"
colournames["linen"] = "#FAF0E6"
colournames["magenta"] = "#FF00FF"
colournames["maroon"] = "#800000"
colournames["mediumaquamarine"] = "#66CDAA"
colournames["mediumblue"] = "#0000CD"
colournames["mediumorchid"] = "#BA55D3"
colournames["mediumpurple"] = "#9370DB"
colournames["mediumseagreen"] = "#3CB371"
colournames["mediumslateblue"] = "#7B68EE"
colournames["mediumspringgreen"] = "#00FA9A"
colournames["mediumturquoise"] = "#48D1CC"
colournames["mediumvioletred"] = "#C71585"
colournames["midnightblue"] = "#191970"
colournames["mintcream"] = "#F5FFFA"
colournames["mistyrose"] = "#FFE4E1"
colournames["moccasin"] = "#FFE4B5"
colournames["navajowhite"] = "#FFDEAD"
colournames["navy"] = "#000080"
colournames["oldlace"] = "#FDF5E6"
colournames["olive"] = "#808000"
colournames["olivedrab"] = "#6B8E23"
colournames["orange"] = "#FFA500"
colournames["orangered"] = "#FF4500"
colournames["orchid"] = "#DA70D6"
colournames["palegoldenrod"] = "#EEE8AA"
colournames["palegreen"] = "#98FB98"
colournames["paleturquoise"] = "#AFEEEE"
colournames["palevioletred"] = "#DB7093"
colournames["papayawhip"] = "#FFEFD5"
colournames["peachpuff"] = "#FFDAB9"
colournames["peru"] = "#CD853F"
colournames["pink"] = "#FFC0CB"
colournames["plum"] = "#DDA0DD"
colournames["powderblue"] = "#B0E0E6"
colournames["purple"] = "#800080"
colournames["rebeccapurple"] = "#663399"
colournames["red"] = "#FF0000"
colournames["rosybrown"] = "#BC8F8F"
colournames["royalblue"] = "#4169E1"
colournames["saddlebrown"] = "#8B4513"
colournames["salmon"] = "#FA8072"
colournames["sandybrown"] = "#F4A460"
colournames["seagreen"] = "#2E8B57"
colournames["seashell"] = "#FFF5EE"
colournames["sienna"] = "#A0522D"
colournames["silver"] = "#C0C0C0"
colournames["skyblue"] = "#87CEEB"
colournames["slateblue"] = "#6A5ACD"
colournames["slategray"] = "#708090"
colournames["slategrey"] = "#708090"
colournames["snow"] = "#FFFAFA"
colournames["springgreen"] = "#00FF7F"
colournames["steelblue"] = "#4682B4"
colournames["tan"] = "#D2B48C"
colournames["teal"] = "#008080"
colournames["thistle"] = "#D8BFD8"
colournames["tomato"] = "#FF6347"
colournames["turquoise"] = "#40E0D0"
colournames["violet"] = "#EE82EE"
colournames["wheat"] = "#F5DEB3"
colournames["white"] = "#FFFFFF"
colournames["whitesmoke"] = "#F5F5F5"
colournames["yellow"] = "#FFFF00"
colournames["yellowgreen"] = "#9ACD32"
function colourname2hex(colname)
if not colname then return "" end
if colname == "" then return "" end
if colname:sub(1,1) == "#" then
if #colname == 7 then
-- let's guess it's a hexcode as colour
return colname
end
end
if colournames[colname] then
return colournames[colname]
end
-- be safe and return nothing
return ""
end
local cr = minetest.get_csm_restrictions()
local limitationlist = { "load_client_mods", "chat_messages", "read_itemdefs",
"read_nodedefs", "lookup_nodes", "read_playerinfo" }
local modfunction_limited = {}
if not cr then
minetest.display_chat_message("cr == nil")
return
else
for _,r in ipairs(limitationlist) do
modfunction_limited[r] = true
if cr[r] then
modfunction_limited[r] = false
end
end
end
local function show_restrictions()
for _,r in ipairs(limitationlist) do
minetest.display_chat_message(string.format("%-20s: %s",r, (modfunction_limited[r] and "allowed") or "forbidden"))
end
end
show_restrictions()
if not modfunction_limited[ "chat_messages" ] then
minetest.display_chat_message( "chat_messages".." are forbidden --> not loading")
return
end
local register_on_message = core.register_on_sending_chat_message
if core.register_on_sending_chat_messages then
register_on_message = core.register_on_sending_chat_messages
end
local function safe(func)
-- wrap a function w/ logic to avoid crashing the game
local f = function(...)
local status, out = pcall(func, ...)
if status then
return out
else
log('warning', 'Error (func): ' .. out)
return nil
end
end
return f
end
local function paramsplit(str)
-- minetest.display_chat_message("paramsplit 1")
local s = str:gsub("^%s*(.-)%s*$", "%1")
local p1 = string.find(s," ",1,true)
if not p1 then return nil end
-- minetest.display_chat_message("paramsplit 2")
local p2 = string.find(s," ",p1+1,true)
local s1 = str:sub(1,p1-1)
if not p2 then return {s1,s1,str:sub(p1+1,512)}
end
-- minetest.display_chat_message("paramsplit 3")
local s2 = str:sub(p1+1,p2-1)
local s3 = str:sub(p2+1,512)
return {s1,s2,s3}
end
local function rgb_to_hex(rgb)
local hexadecimal = '#'
for key, value in pairs(rgb) do
local hex = ''
while(value > 0)do
local index = math.fmod(value, 16) + 1
value = math.floor(value / 16)
hex = string.sub('0123456789ABCDEF', index, index) .. hex
end
if(string.len(hex) == 0)then
hex = '00'
elseif(string.len(hex) == 1)then
hex = '0' .. hex
end
hexadecimal = hexadecimal .. hex
end
return hexadecimal
end
local function color_from_hue(hue)
local h = hue / 60
local c = 255
local x = (1 - math.abs(h%2 - 1)) * 255
local i = math.floor(h);
if (i == 0) then
return rgb_to_hex({c, x, 0})
elseif (i == 1) then
return rgb_to_hex({x, c, 0})
elseif (i == 2) then
return rgb_to_hex({0, c, x})
elseif (i == 3) then
return rgb_to_hex({0, x, c});
elseif (i == 4) then
return rgb_to_hex({x, 0, c});
else
return rgb_to_hex({c, 0, x});
end
end
local function pastel_from_hue(hue)
local h = hue / 60
local c = 255
local d = 192
local x = (1 - math.abs(h%2 - 1)) * 255
local i = math.floor(h);
if (i == 0) then
return rgb_to_hex({c, x, d})
elseif (i == 1) then
return rgb_to_hex({x, c, d})
elseif (i == 2) then
return rgb_to_hex({d, c, x})
elseif (i == 3) then
return rgb_to_hex({d, x, c});
elseif (i == 4) then
return rgb_to_hex({x, d, c});
else
return rgb_to_hex({c, d, x});
end
end
function hex2rgb(hex) -- added - found on github
hex = hex:gsub("#","")
return {tonumber("0x"..hex:sub(1,2)), tonumber("0x"..hex:sub(3,4)), tonumber("0x"..hex:sub(5,6))}
end
local function color_step(pos, col1, col2) -- added - gets a color between colors
-- if not col1 then col1 = "#888888" end
-- if not col2 then col2 = "#888888" end
local rgb1 = hex2rgb(col1)
local rgb2 = hex2rgb(col2)
local rgb = {}
for i, v in pairs(rgb1) do
rgb[i] = rgb1[i]+(rgb2[i]-rgb1[i])*(pos/255)
end
return rgb_to_hex(rgb)
end
local function canTalk()
if core.get_privilege_list then
return core.get_privilege_list().shout
else
return true
end
end
local function say(message)
if not canTalk() then
minetest.display_chat_message("You need 'shout' in order to talk")
return
end
minetest.send_chat_message(message)
if minetest.get_server_info().protocol_version < 29 then
local name = minetest.localplayer:get_name()
minetest.display_chat_message("<"..name.."> " .. message)
end
end
function fade(parameter)
local p = paramsplit(parameter)
if not p then return end
-- local col1 = string.sub(parameter, 1, 7)
-- local col2 = string.sub(parameter, 9, 15)
-- local message = string.sub(parameter, 17)
local col1 = colourname2hex(p[1])
-- minetest.display_chat_message("col1.a: "..col1)
-- minetest.display_chat_message("col1.b: "..core.get_color_escape_sequence(col1):sub(2,-1))
-- minetest.display_chat_message("col1.c: "..minetest.colorize(col1):sub(2,-1))
local col2 = colourname2hex(p[2])
-- minetest.display_chat_message("col2.a: "..p[2])
-- minetest.display_chat_message("col2.b: "..col2)
local message = p[3]
-- minetest.display_chat_message("msg: "..message)
-- if true then return end
if not canTalk() then
return false, "You need 'shout' in order to use this command"
end
if col1 == col2 then
-- minetest.display_chat_message("col1=col2")
say(minetest.get_color_escape_sequence(col1) .. message)
-- minetest.display_chat_message("col1=col2 b")
return true
end
-- minetest.display_chat_message("pos4")
local step = 255 / (message:len()/2)
local pos = 0
local output = ""
for i = 1, message:len() do
local char = message:sub(i,i)
if char:match("%s") then
output = output .. char
else
output = output .. minetest.get_color_escape_sequence(color_step(pos, col1, col2)) .. char
end
pos = pos + step
end
say(output)
return true
end
register_on_message(function(message)
if message:sub(1,1) == "/" or modstorage:get_string("colour") == "" or modstorage:get_string("colour") == "white" then
return false
end
fade(modstorage:get_string("colour") .. " " .. message)
return true
end)
core.register_chatcommand("set_colour", {
description = core.gettext("Change chat colour"),
func = function(colour)
local c = paramsplit(colour)
if not c then
local c1 = colourname2hex(colour)
if c1 and c1 ~= "" then
modstorage:set_string("colour", colour.." "..colour)
return true, "Chat colour changed."
else
return true,"'"..colour.."' is not a colour"
end
end
c1 = colourname2hex(c[1])
c2 = colourname2hex(c[3])
if not c1 or c1 == "" then
return true,"'"..c[1].."' is not a colour"
end
if not c2 or c2 == "" then
return true,"'"..c[2].."' is not a colour"
end
modstorage:set_string("colour", c1.." "..c2)
return true, "Chat colours changed."
end,
})
core.register_chatcommand("get_colour", {
description = core.gettext("Display chat colour"),
func = function()
local cc = modstorage:get_string("colour")
return true, "Current chat colour: " .. cc
end,
})
core.register_chatcommand("rainbow", {
description = core.gettext("rainbow text"),
func = function(param)
if not canTalk() then
return false, "You need 'shout' in order to use this command"
end
local step = 360 / param:len()
local hue = 0
-- iterate the whole 360 degrees
local output = ""
for i = 1, param:len() do
local char = param:sub(i,i)
if char:match("%s") then
output = output .. char
else
output = output .. core.get_color_escape_sequence(colour_from_hue(hue)) .. char
end
hue = hue + step
end
say(output)
return true
end,
})
core.register_chatcommand("fade", { -- added - fades between any two colors
description = core.gettext("fade message between two colors"),
func = fade,
})
core.register_chatcommand("pastel", {
description = core.gettext("pastel rainbow text"),
func = function(param)
if not canTalk() then
return false, "You need 'shout' in order to use this command"
end
local step = 360 / param:len()
local hue = 0
-- iterate the whole 360 degrees
local output = ""
for i = 1, param:len() do
local char = param:sub(i,i)
if char:match("%s") then
output = output .. char
else
output = output .. core.get_color_escape_sequence(pastel_from_hue(hue)) .. char
end
hue = hue + step
end
say(output)
return true
end,
})
core.register_chatcommand("mw", {
description = core.gettext("moderator warning"),
func = function(param)
if not canTalk() then
return false, "You need 'shout' in order to use this comand"
end
minetest.run_server_chatcommand('mw', param)
-- local output = ""
-- output = core.get_color_escape_sequence("#ffdf00") .. "MODERATOR WARNING: "
-- output = output .. core.get_color_escape_sequence("#ff7fff") ..param
-- say(output)
return true
end,
})
core.register_chatcommand("mi", {
description = core.gettext("moderator info"),
func = function(param)
if not canTalk() then
return false, "You need 'shout' in order to use this command"
end
minetest.run_server_chatcommand('mi', param)
-- local output = ""
-- output = core.get_color_escape_sequence("#d0ff00") .. "MODERATOR INFO: "
-- output = output .. core.get_color_escape_sequence("#dfdfff") .. param
-- say(output)
return true
end,
})
core.register_chatcommand("rainbow", {
description = core.gettext("rainbow text"),
func = function(param)
if not canTalk() then
return false, "You need 'shout' in order to use this command"
end
local step = 360 / param:len()
local hue = 0
-- iterate the whole 360 degrees
local output = ""
for i = 1, param:len() do
local char = param:sub(i,i)
if char:match("%s") then
output = output .. char
else
output = output .. core.get_color_escape_sequence(color_from_hue(hue)) .. char
end
hue = hue + step
end
say(output)
return true
end,
})
core.register_chatcommand("say", {
description = core.gettext("Send text without applying colour to it"),
func = function(text)
say(text)
return true
end,
})
minetest.display_chat_message( "[CSM colour_chat] loaded")
|