data/mods/default/init.lua

   1 -- Helper functions defined by builtin.lua:
   2 -- dump2(obj, name="_", dumped={})
   3 -- dump(obj, dumped={})
   4 --
   5 -- Textures:
   6 -- Mods should prefix their textures with modname_, eg. given the mod
   7 -- name "foomod", a texture could be called "foomod_superfurnace.png"
   8 --
   9 -- Global functions:
  10 -- minetest.register_entity(name, prototype_table)
  11 -- minetest.register_tool(name, {lots of stuff})
  12 -- minetest.register_node(name, {lots of stuff})
  13 -- minetest.register_craft({output=item, recipe={...})
  14 -- minetest.register_globalstep(func)
  15 -- minetest.register_on_placenode(func(pos, newnode, placer))
  16 -- minetest.register_on_dignode(func(pos, oldnode, digger))
  17 -- minetest.register_on_punchnode(func(pos, node, puncher))
  18 -- minetest.register_on_generated(func(minp, maxp))
  19 -- minetest.register_on_newplayer(func(ObjectRef))
  20 -- minetest.register_on_respawnplayer(func(ObjectRef))
  21 -- ^ return true in func to disable regular player placement
  22 -- minetest.register_on_chat_message(func(name, message))
  23 -- minetest.setting_get(name)
  24 -- minetest.setting_getbool(name)
  25 -- minetest.chat_send_all(text)
  26 -- minetest.chat_send_player(name, text)
  27 --
  28 -- Global objects:
  29 -- minetest.env - environment reference
  30 --
  31 -- Global tables:
  32 -- minetest.registered_nodes
  33 -- ^ List of registed node definitions, indexed by name
  34 -- minetest.registered_entities
  35 -- ^ List of registered entity prototypes, indexed by name
  36 -- minetest.object_refs
  37 -- ^ List of object references, indexed by active object id
  38 -- minetest.luaentities
  39 -- ^ List of lua entities, indexed by active object id
  40 --
  41 -- EnvRef is basically ServerEnvironment and ServerMap combined.
  42 -- EnvRef methods:
  43 -- - add_node(pos, node)
  44 -- - remove_node(pos)
  45 -- - get_node(pos)
  46 -- - add_luaentity(pos, name)
  47 -- - get_meta(pos) -- Get a NodeMetaRef at that position
  48 --
  49 -- NodeMetaRef
  50 -- - settext(text) -- eg. set the text of a sign
  51 --
  52 -- ObjectRef is basically ServerActiveObject.
  53 -- ObjectRef methods:
  54 -- - remove(): remove object (after returning from Lua)
  55 -- - getpos(): returns {x=num, y=num, z=num}
  56 -- - setpos(pos); pos={x=num, y=num, z=num}
  57 -- - moveto(pos, continuous=false): interpolated move
  58 -- - add_to_inventory(itemstring): add an item to object inventory
  59 -- - settexturemod(mod)
  60 -- - setsprite(p={x=0,y=0}, num_frames=1, framelength=0.2,
  61 -- -           select_horiz_by_yawpitch=false)
  62 --
  63 -- Registered entities:
  64 -- - Functions receive a "luaentity" as self:
  65 --   - It has the member .object, which is an ObjectRef pointing to the object
  66 --   - The original prototype stuff is visible directly via a metatable
  67 -- - Callbacks:
  68 --   - on_activate(self, staticdata)
  69 --   - on_step(self, dtime)
  70 --   - on_punch(self, hitter)
  71 --   - on_rightclick(self, clicker)
  72 --   - get_staticdata(self): return string
  73 --
  74 -- MapNode representation:
  75 -- {name="name", param1=num, param2=num}
  76 --
  77 -- Position representation:
  78 -- {x=num, y=num, z=num}
  79 --
  80
  81 -- print("minetest dump: "..dump(minetest))
  82
  83 WATER_ALPHA = 160
  84 WATER_VISC = 1
  85 LAVA_VISC = 7
  86 LIGHT_MAX = 14
  87
  88 --
  89 -- Tool definition
  90 --
  91
  92 minetest.register_tool("WPick", {
  93         image = "tool_woodpick.png",
  94         basetime = 2.0,
  95         dt_weight = 0,
  96         dt_crackiness = -0.5,
  97         dt_crumbliness = 2,
  98         dt_cuttability = 0,
  99         basedurability = 30,
 100         dd_weight = 0,
 101         dd_crackiness = 0,
 102         dd_crumbliness = 0,
 103         dd_cuttability = 0,
 104 })
 105 minetest.register_tool("STPick", {
 106         image = "tool_stonepick.png",
 107         basetime = 1.5,
 108         dt_weight = 0,
 109         dt_crackiness = -0.5,
 110         dt_crumbliness = 2,
 111         dt_cuttability = 0,
 112         basedurability = 100,
 113         dd_weight = 0,
 114         dd_crackiness = 0,
 115         dd_crumbliness = 0,
 116         dd_cuttability = 0,
 117 })
 118 minetest.register_tool("SteelPick", {
 119         image = "tool_steelpick.png",
 120         basetime = 1.0,
 121         dt_weight = 0,
 122         dt_crackiness = -0.5,
 123         dt_crumbliness = 2,
 124         dt_cuttability = 0,
 125         basedurability = 333,
 126         dd_weight = 0,
 127         dd_crackiness = 0,
 128         dd_crumbliness = 0,
 129         dd_cuttability = 0,
 130 })
 131 minetest.register_tool("MesePick", {
 132         image = "tool_mesepick.png",
 133         basetime = 0,
 134         dt_weight = 0,
 135         dt_crackiness = 0,
 136         dt_crumbliness = 0,
 137         dt_cuttability = 0,
 138         basedurability = 1337,
 139         dd_weight = 0,
 140         dd_crackiness = 0,
 141         dd_crumbliness = 0,
 142         dd_cuttability = 0,
 143 })
 144 minetest.register_tool("WShovel", {
 145         image = "tool_woodshovel.png",
 146         basetime = 2.0,
 147         dt_weight = 0.5,
 148         dt_crackiness = 2,
 149         dt_crumbliness = -1.5,
 150         dt_cuttability = 0.3,
 151         basedurability = 30,
 152         dd_weight = 0,
 153         dd_crackiness = 0,
 154         dd_crumbliness = 0,
 155         dd_cuttability = 0,
 156 })
 157 minetest.register_tool("STShovel", {
 158         image = "tool_stoneshovel.png",
 159         basetime = 1.5,
 160         dt_weight = 0.5,
 161         dt_crackiness = 2,
 162         dt_crumbliness = -1.5,
 163         dt_cuttability = 0.1,
 164         basedurability = 100,
 165         dd_weight = 0,
 166         dd_crackiness = 0,
 167         dd_crumbliness = 0,
 168         dd_cuttability = 0,
 169 })
 170 minetest.register_tool("SteelShovel", {
 171         image = "tool_steelshovel.png",
 172         basetime = 1.0,
 173         dt_weight = 0.5,
 174         dt_crackiness = 2,
 175         dt_crumbliness = -1.5,
 176         dt_cuttability = 0.0,
 177         basedurability = 330,
 178         dd_weight = 0,
 179         dd_crackiness = 0,
 180         dd_crumbliness = 0,
 181         dd_cuttability = 0,
 182 })
 183 minetest.register_tool("WAxe", {
 184         image = "tool_woodaxe.png",
 185         basetime = 2.0,
 186         dt_weight = 0.5,
 187         dt_crackiness = -0.2,
 188         dt_crumbliness = 1,
 189         dt_cuttability = -0.5,
 190         basedurability = 30,
 191         dd_weight = 0,
 192         dd_crackiness = 0,
 193         dd_crumbliness = 0,
 194         dd_cuttability = 0,
 195 })
 196 minetest.register_tool("STAxe", {
 197         image = "tool_stoneaxe.png",
 198         basetime = 1.5,
 199         dt_weight = 0.5,
 200         dt_crackiness = -0.2,
 201         dt_crumbliness = 1,
 202         dt_cuttability = -0.5,
 203         basedurability = 100,
 204         dd_weight = 0,
 205         dd_crackiness = 0,
 206         dd_crumbliness = 0,
 207         dd_cuttability = 0,
 208 })
 209 minetest.register_tool("SteelAxe", {
 210         image = "tool_steelaxe.png",
 211         basetime = 1.0,
 212         dt_weight = 0.5,
 213         dt_crackiness = -0.2,
 214         dt_crumbliness = 1,
 215         dt_cuttability = -0.5,
 216         basedurability = 330,
 217         dd_weight = 0,
 218         dd_crackiness = 0,
 219         dd_crumbliness = 0,
 220         dd_cuttability = 0,
 221 })
 222 minetest.register_tool("WSword", {
 223         image = "tool_woodsword.png",
 224         basetime = 3.0,
 225         dt_weight = 3,
 226         dt_crackiness = 0,
 227         dt_crumbliness = 1,
 228         dt_cuttability = -1,
 229         basedurability = 30,
 230         dd_weight = 0,
 231         dd_crackiness = 0,
 232         dd_crumbliness = 0,
 233         dd_cuttability = 0,
 234 })
 235 minetest.register_tool("STSword", {
 236         image = "tool_stonesword.png",
 237         basetime = 2.5,
 238         dt_weight = 3,
 239         dt_crackiness = 0,
 240         dt_crumbliness = 1,
 241         dt_cuttability = -1,
 242         basedurability = 100,
 243         dd_weight = 0,
 244         dd_crackiness = 0,
 245         dd_crumbliness = 0,
 246         dd_cuttability = 0,
 247 })
 248 minetest.register_tool("SteelSword", {
 249         image = "tool_steelsword.png",
 250         basetime = 2.0,
 251         dt_weight = 3,
 252         dt_crackiness = 0,
 253         dt_crumbliness = 1,
 254         dt_cuttability = -1,
 255         basedurability = 330,
 256         dd_weight = 0,
 257         dd_crackiness = 0,
 258         dd_crumbliness = 0,
 259         dd_cuttability = 0,
 260 })
 261 minetest.register_tool("", {
 262         image = "",
 263         basetime = 0.5,
 264         dt_weight = 1,
 265         dt_crackiness = 0,
 266         dt_crumbliness = -1,
 267         dt_cuttability = 0,
 268         basedurability = 50,
 269         dd_weight = 0,
 270         dd_crackiness = 0,
 271         dd_crumbliness = 0,
 272         dd_cuttability = 0,
 273 })
 274
 275 --[[
 276 minetest.register_tool("horribletool", {
 277         image = "lava.png",
 278         basetime = 2.0
 279         dt_weight = 0.2
 280         dt_crackiness = 0.2
 281         dt_crumbliness = 0.2
 282         dt_cuttability = 0.2
 283         basedurability = 50
 284         dd_weight = -5
 285         dd_crackiness = -5
 286         dd_crumbliness = -5
 287         dd_cuttability = -5
 288 })
 289 --]]
 290
 291 --
 292 -- Crafting definition
 293 --
 294
 295 minetest.register_craft({
 296         output = 'NodeItem "wood" 4',
 297         recipe = {
 298                 {'NodeItem "tree"'},
 299         }
 300 })
 301
 302 minetest.register_craft({
 303         output = 'CraftItem "Stick" 4',
 304         recipe = {
 305                 {'NodeItem "wood"'},
 306         }
 307 })
 308
 309 minetest.register_craft({
 310         output = 'NodeItem "wooden_fence" 2',
 311         recipe = {
 312                 {'CraftItem "Stick"', 'CraftItem "Stick"', 'CraftItem "Stick"'},
 313                 {'CraftItem "Stick"', 'CraftItem "Stick"', 'CraftItem "Stick"'},
 314         }
 315 })
 316
 317 minetest.register_craft({
 318         output = 'NodeItem "sign_wall" 1',
 319         recipe = {
 320                 {'NodeItem "wood"', 'NodeItem "wood"', 'NodeItem "wood"'},
 321                 {'NodeItem "wood"', 'NodeItem "wood"', 'NodeItem "wood"'},
 322                 {'', 'CraftItem "Stick"', ''},
 323         }
 324 })
 325
 326 minetest.register_craft({
 327         output = 'NodeItem "torch" 4',
 328         recipe = {
 329                 {'CraftItem "lump_of_coal"'},
 330                 {'CraftItem "Stick"'},
 331         }
 332 })
 333
 334 minetest.register_craft({
 335         output = 'ToolItem "WPick"',
 336         recipe = {
 337                 {'NodeItem "wood"', 'NodeItem "wood"', 'NodeItem "wood"'},
 338                 {'', 'CraftItem "Stick"', ''},
 339                 {'', 'CraftItem "Stick"', ''},
 340         }
 341 })
 342
 343 minetest.register_craft({
 344         output = 'ToolItem "STPick"',
 345         recipe = {
 346                 {'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
 347                 {'', 'CraftItem "Stick"', ''},
 348                 {'', 'CraftItem "Stick"', ''},
 349         }
 350 })
 351
 352 minetest.register_craft({
 353         output = 'ToolItem "SteelPick"',
 354         recipe = {
 355                 {'CraftItem "steel_ingot"', 'CraftItem "steel_ingot"', 'CraftItem "steel_ingot"'},
 356                 {'', 'CraftItem "Stick"', ''},
 357                 {'', 'CraftItem "Stick"', ''},
 358         }
 359 })
 360
 361 minetest.register_craft({
 362         output = 'ToolItem "MesePick"',
 363         recipe = {
 364                 {'NodeItem "mese"', 'NodeItem "mese"', 'NodeItem "mese"'},
 365                 {'', 'CraftItem "Stick"', ''},
 366                 {'', 'CraftItem "Stick"', ''},
 367         }
 368 })
 369
 370 minetest.register_craft({
 371         output = 'ToolItem "WShovel"',
 372         recipe = {
 373                 {'NodeItem "wood"'},
 374                 {'CraftItem "Stick"'},
 375                 {'CraftItem "Stick"'},
 376         }
 377 })
 378
 379 minetest.register_craft({
 380         output = 'ToolItem "STShovel"',
 381         recipe = {
 382                 {'NodeItem "cobble"'},
 383                 {'CraftItem "Stick"'},
 384                 {'CraftItem "Stick"'},
 385         }
 386 })
 387
 388 minetest.register_craft({
 389         output = 'ToolItem "SteelShovel"',
 390         recipe = {
 391                 {'CraftItem "steel_ingot"'},
 392                 {'CraftItem "Stick"'},
 393                 {'CraftItem "Stick"'},
 394         }
 395 })
 396
 397 minetest.register_craft({
 398         output = 'ToolItem "WAxe"',
 399         recipe = {
 400                 {'NodeItem "wood"', 'NodeItem "wood"'},
 401                 {'NodeItem "wood"', 'CraftItem "Stick"'},
 402                 {'', 'CraftItem "Stick"'},
 403         }
 404 })
 405
 406 minetest.register_craft({
 407         output = 'ToolItem "STAxe"',
 408         recipe = {
 409                 {'NodeItem "cobble"', 'NodeItem "cobble"'},
 410                 {'NodeItem "cobble"', 'CraftItem "Stick"'},
 411                 {'', 'CraftItem "Stick"'},
 412         }
 413 })
 414
 415 minetest.register_craft({
 416         output = 'ToolItem "SteelAxe"',
 417         recipe = {
 418                 {'CraftItem "steel_ingot"', 'CraftItem "steel_ingot"'},
 419                 {'CraftItem "steel_ingot"', 'CraftItem "Stick"'},
 420                 {'', 'CraftItem "Stick"'},
 421         }
 422 })
 423
 424 minetest.register_craft({
 425         output = 'ToolItem "WSword"',
 426         recipe = {
 427                 {'NodeItem "wood"'},
 428                 {'NodeItem "wood"'},
 429                 {'CraftItem "Stick"'},
 430         }
 431 })
 432
 433 minetest.register_craft({
 434         output = 'ToolItem "STSword"',
 435         recipe = {
 436                 {'NodeItem "cobble"'},
 437                 {'NodeItem "cobble"'},
 438                 {'CraftItem "Stick"'},
 439         }
 440 })
 441
 442 minetest.register_craft({
 443         output = 'ToolItem "SteelSword"',
 444         recipe = {
 445                 {'CraftItem "steel_ingot"'},
 446                 {'CraftItem "steel_ingot"'},
 447                 {'CraftItem "Stick"'},
 448         }
 449 })
 450
 451 minetest.register_craft({
 452         output = 'NodeItem "rail" 15',
 453         recipe = {
 454                 {'CraftItem "steel_ingot"', '', 'CraftItem "steel_ingot"'},
 455                 {'CraftItem "steel_ingot"', 'CraftItem "Stick"', 'CraftItem "steel_ingot"'},
 456                 {'CraftItem "steel_ingot"', '', 'CraftItem "steel_ingot"'},
 457         }
 458 })
 459
 460 minetest.register_craft({
 461         output = 'NodeItem "chest" 1',
 462         recipe = {
 463                 {'NodeItem "wood"', 'NodeItem "wood"', 'NodeItem "wood"'},
 464                 {'NodeItem "wood"', '', 'NodeItem "wood"'},
 465                 {'NodeItem "wood"', 'NodeItem "wood"', 'NodeItem "wood"'},
 466         }
 467 })
 468
 469 minetest.register_craft({
 470         output = 'NodeItem "locked_chest" 1',
 471         recipe = {
 472                 {'NodeItem "wood"', 'NodeItem "wood"', 'NodeItem "wood"'},
 473                 {'NodeItem "wood"', 'CraftItem "steel_ingot"', 'NodeItem "wood"'},
 474                 {'NodeItem "wood"', 'NodeItem "wood"', 'NodeItem "wood"'},
 475         }
 476 })
 477
 478 minetest.register_craft({
 479         output = 'NodeItem "furnace" 1',
 480         recipe = {
 481                 {'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
 482                 {'NodeItem "cobble"', '', 'NodeItem "cobble"'},
 483                 {'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
 484         }
 485 })
 486
 487 minetest.register_craft({
 488         output = 'NodeItem "steelblock" 1',
 489         recipe = {
 490                 {'CraftItem "steel_ingot"', 'CraftItem "steel_ingot"', 'CraftItem "steel_ingot"'},
 491                 {'CraftItem "steel_ingot"', 'CraftItem "steel_ingot"', 'CraftItem "steel_ingot"'},
 492                 {'CraftItem "steel_ingot"', 'CraftItem "steel_ingot"', 'CraftItem "steel_ingot"'},
 493         }
 494 })
 495
 496 minetest.register_craft({
 497         output = 'NodeItem "sandstone" 1',
 498         recipe = {
 499                 {'NodeItem "sand"', 'NodeItem "sand"'},
 500                 {'NodeItem "sand"', 'NodeItem "sand"'},
 501         }
 502 })
 503
 504 minetest.register_craft({
 505         output = 'NodeItem "clay" 1',
 506         recipe = {
 507                 {'CraftItem "lump_of_clay"', 'CraftItem "lump_of_clay"'},
 508                 {'CraftItem "lump_of_clay"', 'CraftItem "lump_of_clay"'},
 509         }
 510 })
 511
 512 minetest.register_craft({
 513         output = 'NodeItem "brick" 1',
 514         recipe = {
 515                 {'CraftItem "clay_brick"', 'CraftItem "clay_brick"'},
 516                 {'CraftItem "clay_brick"', 'CraftItem "clay_brick"'},
 517         }
 518 })
 519
 520 minetest.register_craft({
 521         output = 'CraftItem "paper" 1',
 522         recipe = {
 523                 {'NodeItem "papyrus"', 'NodeItem "papyrus"', 'NodeItem "papyrus"'},
 524         }
 525 })
 526
 527 minetest.register_craft({
 528         output = 'CraftItem "book" 1',
 529         recipe = {
 530                 {'CraftItem "paper"'},
 531                 {'CraftItem "paper"'},
 532                 {'CraftItem "paper"'},
 533         }
 534 })
 535
 536 minetest.register_craft({
 537         output = 'NodeItem "bookshelf" 1',
 538         recipe = {
 539                 {'NodeItem "wood"', 'NodeItem "wood"', 'NodeItem "wood"'},
 540                 {'CraftItem "book"', 'CraftItem "book"', 'CraftItem "book"'},
 541                 {'NodeItem "wood"', 'NodeItem "wood"', 'NodeItem "wood"'},
 542         }
 543 })
 544
 545 minetest.register_craft({
 546         output = 'NodeItem "ladder" 1',
 547         recipe = {
 548                 {'CraftItem "Stick"', '', 'CraftItem "Stick"'},
 549                 {'CraftItem "Stick"', 'CraftItem "Stick"', 'CraftItem "Stick"'},
 550                 {'CraftItem "Stick"', '', 'CraftItem "Stick"'},
 551         }
 552 })
 553
 554 minetest.register_craft({
 555         output = 'CraftItem "apple_iron" 1',
 556         recipe = {
 557                 {'', 'CraftItem "steel_ingot"', ''},
 558                 {'CraftItem "steel_ingot"', 'CraftItem "apple"', 'CraftItem "steel_ingot"'},
 559                 {'', 'CraftItem "steel_ingot"', ''},
 560         }
 561 })
 562
 563 minetest.register_craft({
 564         output = 'NodeItem "TNT" 4',
 565         recipe = {
 566                 {'NodeItem "wood" 1'},
 567                 {'CraftItem "lump_of_coal" 1'},
 568                 {'NodeItem "wood" 1'}
 569         }
 570 })
 571
 572 minetest.register_craft({
 573         output = 'NodeItem "somenode" 4',
 574         recipe = {
 575                 {'CraftItem "Stick" 1'},
 576         }
 577 })
 578
 579 --
 580 -- Node definitions
 581 --
 582
 583 function digprop_constanttime(time)
 584         return {
 585                 diggability = "constant",
 586                 constant_time = time,
 587         }
 588 end
 589
 590 function digprop_stonelike(toughness)
 591         return {
 592                 diggablity = "normal",
 593                 weight = toughness * 5,
 594                 crackiness = 1,
 595                 crumbliness = -0.1,
 596                 cuttability = -0.2,
 597         }
 598 end
 599
 600 function digprop_dirtlike(toughness)
 601         return {
 602                 diggablity = "normal",
 603                 weight = toughness * 1.2,
 604                 crackiness = 0,
 605                 crumbliness = 1.2,
 606                 cuttability = -0.4,
 607         }
 608 end
 609
 610 function digprop_gravellike(toughness)
 611         return {
 612                 diggablity = "normal",
 613                 weight = toughness * 2,
 614                 crackiness = 0.2,
 615                 crumbliness = 1.5,
 616                 cuttability = -1.0,
 617         }
 618 end
 619
 620 function digprop_woodlike(toughness)
 621         return {
 622                 diggablity = "normal",
 623                 weight = toughness * 1.0,
 624                 crackiness = 0.75,
 625                 crumbliness = -1.0,
 626                 cuttability = 1.5,
 627         }
 628 end
 629
 630 function digprop_leaveslike(toughness)
 631         return {
 632                 diggablity = "normal",
 633                 weight = toughness * (-0.5),
 634                 crackiness = 0,
 635                 crumbliness = 0,
 636                 cuttability = 2.0,
 637         }
 638 end
 639
 640 function digprop_glasslike(toughness)
 641         return {
 642                 diggablity = "normal",
 643                 weight = toughness * 0.1,
 644                 crackiness = 2.0,
 645                 crumbliness = -1.0,
 646                 cuttability = -1.0,
 647         }
 648 end
 649
 650 function inventorycube(img1, img2, img3)
 651         img2 = img2 or img1
 652         img3 = img3 or img1
 653         return "[inventorycube"
 654                         .. "{" .. img1:gsub("%^", "&")
 655                         .. "{" .. img2:gsub("%^", "&")
 656                         .. "{" .. img3:gsub("%^", "&")
 657 end
 658
 659 -- Legacy nodes
 660
 661 minetest.register_node("stone", {
 662         tile_images = {"stone.png"},
 663         inventory_image = inventorycube("stone.png"),
 664         paramtype = "mineral",
 665         is_ground_content = true,
 666         often_contains_mineral = true, -- Texture atlas hint
 667         material = digprop_stonelike(1.0),
 668         dug_item = 'NodeItem "cobble" 1',
 669 })
 670
 671 minetest.register_node("dirt_with_grass", {
 672         tile_images = {"grass.png", "mud.png", "mud.png^grass_side.png"},
 673         inventory_image = inventorycube("mud.png^grass_side.png"),
 674         is_ground_content = true,
 675         material = digprop_dirtlike(1.0),
 676         dug_item = 'NodeItem "dirt" 1',
 677 })
 678
 679 minetest.register_node("dirt_with_grass_footsteps", {
 680         tile_images = {"grass_footsteps.png", "mud.png", "mud.png^grass_side.png"},
 681         inventory_image = "grass_footsteps.png",
 682         is_ground_content = true,
 683         material = digprop_dirtlike(1.0),
 684         dug_item = 'NodeItem "dirt" 1',
 685 })
 686
 687 minetest.register_node("dirt", {
 688         tile_images = {"mud.png"},
 689         inventory_image = inventorycube("mud.png"),
 690         is_ground_content = true,
 691         material = digprop_dirtlike(1.0),
 692 })
 693
 694 minetest.register_node("sand", {
 695         tile_images = {"sand.png"},
 696         inventory_image = inventorycube("sand.png"),
 697         is_ground_content = true,
 698         material = digprop_dirtlike(1.0),
 699 })
 700
 701 minetest.register_node("gravel", {
 702         tile_images = {"gravel.png"},
 703         inventory_image = inventorycube("gravel.png"),
 704         is_ground_content = true,
 705         material = digprop_gravellike(1.0),
 706 })
 707
 708 minetest.register_node("sandstone", {
 709         tile_images = {"sandstone.png"},
 710         inventory_image = inventorycube("sandstone.png"),
 711         is_ground_content = true,
 712         material = digprop_dirtlike(1.0),  -- FIXME should this be stonelike?
 713         dug_item = 'NodeItem "sand" 1',  -- FIXME is this intentional?
 714 })
 715
 716 minetest.register_node("clay", {
 717         tile_images = {"clay.png"},
 718         inventory_image = inventorycube("clay.png"),
 719         is_ground_content = true,
 720         material = digprop_dirtlike(1.0),
 721         dug_item = 'CraftItem "lump_of_clay" 4',
 722 })
 723
 724 minetest.register_node("brick", {
 725         tile_images = {"brick.png"},
 726         inventory_image = inventorycube("brick.png"),
 727         is_ground_content = true,
 728         material = digprop_stonelike(1.0),
 729         dug_item = 'CraftItem "clay_brick" 4',
 730 })
 731
 732 minetest.register_node("tree", {
 733         tile_images = {"tree_top.png", "tree_top.png", "tree.png"},
 734         inventory_image = inventorycube("tree_top.png", "tree.png", "tree.png"),
 735         is_ground_content = true,
 736         material = digprop_woodlike(1.0),
 737         cookresult_item = 'CraftItem "lump_of_coal" 1',
 738         furnace_burntime = 30,
 739 })
 740
 741 minetest.register_node("jungletree", {
 742         tile_images = {"jungletree_top.png", "jungletree_top.png", "jungletree.png"},
 743         inventory_image = inventorycube("jungletree_top.png", "jungletree.png", "jungletree.png"),
 744         is_ground_content = true,
 745         material = digprop_woodlike(1.0),
 746         cookresult_item = 'CraftItem "lump_of_coal" 1',
 747         furnace_burntime = 30,
 748 })
 749
 750 minetest.register_node("junglegrass", {
 751         drawtype = "plantlike",
 752         visual_scale = 1.3,
 753         tile_images = {"junglegrass.png"},
 754         inventory_image = "junglegrass.png",
 755         light_propagates = true,
 756         paramtype = "light",
 757         walkable = false,
 758         material = digprop_leaveslike(1.0),
 759         furnace_burntime = 2,
 760 })
 761
 762 minetest.register_node("leaves", {
 763         drawtype = "allfaces_optional",
 764         visual_scale = 1.3,
 765         tile_images = {"leaves.png"},
 766         inventory_image = "leaves.png",
 767         light_propagates = true,
 768         paramtype = "light",
 769         material = digprop_leaveslike(1.0),
 770         extra_dug_item = 'NodeItem "sapling" 1',
 771         extra_dug_item_rarity = 20,
 772         furnace_burntime = 1,
 773 })
 774
 775 minetest.register_node("cactus", {
 776         tile_images = {"cactus_top.png", "cactus_top.png", "cactus_side.png"},
 777         inventory_image = inventorycube("cactus_top.png", "cactus_side.png", "cactus_side.png"),
 778         is_ground_content = true,
 779         material = digprop_woodlike(0.75),
 780         furnace_burntime = 15,
 781 })
 782
 783 minetest.register_node("papyrus", {
 784         drawtype = "plantlike",
 785         tile_images = {"papyrus.png"},
 786         inventory_image = "papyrus.png",
 787         light_propagates = true,
 788         paramtype = "light",
 789         is_ground_content = true,
 790         walkable = false,
 791         material = digprop_leaveslike(0.5),
 792         furnace_burntime = 1,
 793 })
 794
 795 minetest.register_node("bookshelf", {
 796         tile_images = {"wood.png", "wood.png", "bookshelf.png"},
 797         -- FIXME: inventorycube only cares for the first texture
 798         --inventory_image = inventorycube("wood.png", "bookshelf.png", "bookshelf.png")
 799         inventory_image = inventorycube("bookshelf.png"),
 800         is_ground_content = true,
 801         material = digprop_woodlike(0.75),
 802         furnace_burntime = 30,
 803 })
 804
 805 minetest.register_node("glass", {
 806         drawtype = "glasslike",
 807         tile_images = {"glass.png"},
 808         inventory_image = inventorycube("glass.png"),
 809         light_propagates = true,
 810         paramtype = "light",
 811         sunlight_propagates = true,
 812         is_ground_content = true,
 813         material = digprop_glasslike(1.0),
 814 })
 815
 816 minetest.register_node("wooden_fence", {
 817         drawtype = "fencelike",
 818         tile_images = {"wood.png"},
 819         inventory_image = "fence.png",
 820         light_propagates = true,
 821         paramtype = "light",
 822         is_ground_content = true,
 823         selection_box = {
 824                 type = "fixed",
 825                 fixed = {-1/7, -1/2, -1/7, 1/7, 1/2, 1/7},
 826         },
 827         furnace_burntime = 15,
 828         material = digprop_woodlike(0.75),
 829 })
 830
 831 minetest.register_node("rail", {
 832         drawtype = "raillike",
 833         tile_images = {"rail.png", "rail_curved.png", "rail_t_junction.png", "rail_crossing.png"},
 834         inventory_image = "rail.png",
 835         light_propagates = true,
 836         paramtype = "light",
 837         is_ground_content = true,
 838         walkable = false,
 839         selection_box = {
 840                 type = "fixed",
 841                 --fixed = <default>
 842         },
 843         material = digprop_dirtlike(0.75),
 844 })
 845
 846 minetest.register_node("ladder", {
 847         drawtype = "signlike",
 848         tile_images = {"ladder.png"},
 849         inventory_image = "ladder.png",
 850         light_propagates = true,
 851         paramtype = "light",
 852         is_ground_content = true,
 853         wall_mounted = true,
 854         walkable = false,
 855         climbable = true,
 856         selection_box = {
 857                 type = "wallmounted",
 858                 --wall_top = = <default>
 859                 --wall_bottom = = <default>
 860                 --wall_side = = <default>
 861         },
 862         furnace_burntime = 5,
 863         material = digprop_woodlike(0.5),
 864 })
 865
 866 minetest.register_node("coalstone", {
 867         tile_images = {"stone.png^mineral_coal.png"},
 868         inventory_image = "stone.png^mineral_coal.png",
 869         is_ground_content = true,
 870         material = digprop_stonelike(1.5),
 871 })
 872
 873 minetest.register_node("wood", {
 874         tile_images = {"wood.png"},
 875         inventory_image = inventorycube("wood.png"),
 876         is_ground_content = true,
 877         furnace_burntime = 7,
 878         material = digprop_woodlike(0.75),
 879 })
 880
 881 minetest.register_node("mese", {
 882         tile_images = {"mese.png"},
 883         inventory_image = inventorycube("mese.png"),
 884         is_ground_content = true,
 885         furnace_burntime = 30,
 886         material = digprop_stonelike(0.5),
 887 })
 888
 889 minetest.register_node("cloud", {
 890         tile_images = {"cloud.png"},
 891         inventory_image = inventorycube("cloud.png"),
 892         is_ground_content = true,
 893 })
 894
 895 minetest.register_node("water_flowing", {
 896         drawtype = "flowingliquid",
 897         tile_images = {"water.png"},
 898         alpha = WATER_ALPHA,
 899         inventory_image = inventorycube("water.png"),
 900         paramtype = "light",
 901         light_propagates = true,
 902         walkable = false,
 903         pointable = false,
 904         diggable = false,
 905         buildable_to = true,
 906         liquidtype = "flowing",
 907         liquid_alternative_flowing = "water_flowing",
 908         liquid_alternative_source = "water_source",
 909         liquid_viscosity = WATER_VISC,
 910         post_effect_color = {a=64, r=100, g=100, b=200},
 911         special_materials = {
 912                 {image="water.png", backface_culling=false},
 913                 {image="water.png", backface_culling=true},
 914         },
 915 })
 916
 917 minetest.register_node("water_source", {
 918         drawtype = "liquid",
 919         tile_images = {"water.png"},
 920         alpha = WATER_ALPHA,
 921         inventory_image = inventorycube("water.png"),
 922         paramtype = "light",
 923         light_propagates = true,
 924         walkable = false,
 925         pointable = false,
 926         diggable = false,
 927         buildable_to = true,
 928         liquidtype = "source",
 929         liquid_alternative_flowing = "water_flowing",
 930         liquid_alternative_source = "water_source",
 931         liquid_viscosity = WATER_VISC,
 932         post_effect_color = {a=64, r=100, g=100, b=200},
 933         special_materials = {
 934                 -- New-style water source material (mostly unused)
 935                 {image="water.png", backface_culling=false},
 936         },
 937 })
 938
 939 minetest.register_node("lava_flowing", {
 940         drawtype = "flowingliquid",
 941         tile_images = {"lava.png"},
 942         inventory_image = inventorycube("lava.png"),
 943         paramtype = "light",
 944         light_propagates = false,
 945         light_source = LIGHT_MAX - 1,
 946         walkable = false,
 947         pointable = false,
 948         diggable = false,
 949         buildable_to = true,
 950         liquidtype = "flowing",
 951         liquid_alternative_flowing = "lava_flowing",
 952         liquid_alternative_source = "lava_source",
 953         liquid_viscosity = LAVA_VISC,
 954         damage_per_second = 4*2,
 955         post_effect_color = {a=192, r=255, g=64, b=0},
 956         special_materials = {
 957                 {image="lava.png", backface_culling=false},
 958                 {image="lava.png", backface_culling=true},
 959         },
 960 })
 961
 962 minetest.register_node("lava_source", {
 963         drawtype = "liquid",
 964         tile_images = {"lava.png"},
 965         inventory_image = inventorycube("lava.png"),
 966         paramtype = "light",
 967         light_propagates = false,
 968         light_source = LIGHT_MAX - 1,
 969         walkable = false,
 970         pointable = false,
 971         diggable = false,
 972         buildable_to = true,
 973         liquidtype = "source",
 974         liquid_alternative_flowing = "lava_flowing",
 975         liquid_alternative_source = "lava_source",
 976         liquid_viscosity = LAVA_VISC,
 977         damage_per_second = 4*2,
 978         post_effect_color = {a=192, r=255, g=64, b=0},
 979         special_materials = {
 980                 -- New-style lava source material (mostly unused)
 981                 {image="lava.png", backface_culling=false},
 982         },
 983         furnace_burntime = 60,
 984 })
 985
 986 minetest.register_node("torch", {
 987         drawtype = "torchlike",
 988         tile_images = {"torch_on_floor.png", "torch_on_ceiling.png", "torch.png"},
 989         inventory_image = "torch_on_floor.png",
 990         paramtype = "light",
 991         light_propagates = true,
 992         sunlight_propagates = true,
 993         walkable = false,
 994         wall_mounted = true,
 995         light_source = LIGHT_MAX-1,
 996         selection_box = {
 997                 type = "wallmounted",
 998                 wall_top = {-0.1, 0.5-0.6, -0.1, 0.1, 0.5, 0.1},
 999                 wall_bottom = {-0.1, -0.5, -0.1, 0.1, -0.5+0.6, 0.1},
1000                 wall_side = {-0.5, -0.3, -0.1, -0.5+0.3, 0.3, 0.1},
1001         },
1002         material = digprop_constanttime(0.0),
1003         furnace_burntime = 4,
1004 })
1005
1006 minetest.register_node("sign_wall", {
1007         drawtype = "signlike",
1008         tile_images = {"sign_wall.png"},
1009         inventory_image = "sign_wall.png",
1010         paramtype = "light",
1011         light_propagates = true,
1012         sunlight_propagates = true,
1013         walkable = false,
1014         wall_mounted = true,
1015         metadata_name = "sign",
1016         selection_box = {
1017                 type = "wallmounted",
1018                 --wall_top = <default>
1019                 --wall_bottom = <default>
1020                 --wall_side = <default>
1021         },
1022         material = digprop_constanttime(0.5),
1023         furnace_burntime = 10,
1024 })
1025
1026 minetest.register_node("chest", {
1027         tile_images = {"chest_top.png", "chest_top.png", "chest_side.png",
1028                 "chest_side.png", "chest_side.png", "chest_front.png"},
1029         inventory_image = "chest_top.png",
1030         --inventory_image = inventorycube("chest_top.png", "chest_side.png", "chest_front.png"),
1031         paramtype = "facedir_simple",
1032         metadata_name = "chest",
1033         material = digprop_woodlike(1.0),
1034         furnace_burntime = 30,
1035 })
1036
1037 minetest.register_node("locked_chest", {
1038         tile_images = {"chest_top.png", "chest_top.png", "chest_side.png",
1039                 "chest_side.png", "chest_side.png", "chest_lock.png"},
1040         inventory_image = "chest_lock.png",
1041         paramtype = "facedir_simple",
1042         metadata_name = "locked_chest",
1043         material = digprop_woodlike(1.0),
1044         furnace_burntime = 30,
1045 })
1046
1047 minetest.register_node("furnace", {
1048         tile_images = {"furnace_side.png", "furnace_side.png", "furnace_side.png",
1049                 "furnace_side.png", "furnace_side.png", "furnace_front.png"},
1050         inventory_image = "furnace_front.png",
1051         paramtype = "facedir_simple",
1052         metadata_name = "furnace",
1053         material = digprop_stonelike(3.0),
1054 })
1055
1056 minetest.register_node("cobble", {
1057         tile_images = {"cobble.png"},
1058         inventory_image = inventorycube("cobble.png"),
1059         is_ground_content = true,
1060         cookresult_item = 'NodeItem "stone" 1',
1061         material = digprop_stonelike(0.9),
1062 })
1063
1064 minetest.register_node("mossycobble", {
1065         tile_images = {"mossycobble.png"},
1066         inventory_image = inventorycube("mossycobble.png"),
1067         is_ground_content = true,
1068         material = digprop_stonelike(0.8),
1069 })
1070
1071 minetest.register_node("steelblock", {
1072         tile_images = {"steel_block.png"},
1073         inventory_image = inventorycube("steel_block.png"),
1074         is_ground_content = true,
1075         material = digprop_stonelike(5.0),
1076 })
1077
1078 minetest.register_node("nyancat", {
1079         tile_images = {"nc_side.png", "nc_side.png", "nc_side.png",
1080                 "nc_side.png", "nc_back.png", "nc_front.png"},
1081         inventory_image = "nc_front.png",
1082         paramtype = "facedir_simple",
1083         material = digprop_stonelike(3.0),
1084         furnace_burntime = 1,
1085 })
1086
1087 minetest.register_node("nyancat_rainbow", {
1088         tile_images = {"nc_rb.png"},
1089         inventory_image = "nc_rb.png",
1090         material = digprop_stonelike(3.0),
1091         furnace_burntime = 1,
1092 })
1093
1094 minetest.register_node("sapling", {
1095         drawtype = "plantlike",
1096         visual_scale = 1.0,
1097         tile_images = {"sapling.png"},
1098         inventory_image = "sapling.png",
1099         paramtype = "light",
1100         light_propagates = true,
1101         walkable = false,
1102         material = digprop_constanttime(0.0),
1103         furnace_burntime = 10,
1104 })
1105
1106 minetest.register_node("apple", {
1107         drawtype = "plantlike",
1108         visual_scale = 1.0,
1109         tile_images = {"apple.png"},
1110         inventory_image = "apple.png",
1111         paramtype = "light",
1112         light_propagates = true,
1113         sunlight_propagates = true,
1114         walkable = false,
1115         dug_item = 'CraftItem "apple" 1',
1116         material = digprop_constanttime(0.0),
1117         furnace_burntime = 3,
1118 })
1119
1120 -- New nodes
1121
1122 minetest.register_node("somenode", {
1123         tile_images = {"lava.png", "mese.png", "stone.png", "grass.png", "cobble.png", "tree_top.png"},
1124         inventory_image = "treeprop.png",
1125         material = {
1126                 diggability = "normal",
1127                 weight = 0,
1128                 crackiness = 0,
1129                 crumbliness = 0,
1130                 cuttability = 0,
1131                 flammability = 0
1132         },
1133         metadata_name = "chest",
1134 })
1135
1136 minetest.register_node("TNT", {
1137         tile_images = {"tnt_top.png", "tnt_bottom.png", "tnt_side.png", "tnt_side.png", "tnt_side.png", "tnt_side.png"},
1138         inventory_image = "tnt_side.png",
1139         dug_item = '', -- Get nothing
1140         material = {
1141                 diggability = "not",
1142         },
1143 })
1144
1145 --
1146 -- Some common functions
1147 --
1148
1149 function nodeupdate_single(p)
1150         n = minetest.env:get_node(p)
1151         if n.name == "sand" or n.name == "gravel" then
1152                 p_bottom = {x=p.x, y=p.y-1, z=p.z}
1153                 n_bottom = minetest.env:get_node(p_bottom)
1154                 if n_bottom.name == "air" then
1155                         minetest.env:remove_node(p)
1156                         minetest.env:add_luaentity(p, "falling_"..n.name)
1157                         nodeupdate(p)
1158                 end
1159         end
1160 end
1161
1162 function nodeupdate(p)
1163         for x = -1,1 do
1164         for y = -1,1 do
1165         for z = -1,1 do
1166                 p2 = {x=p.x+x, y=p.y+y, z=p.z+z}
1167                 nodeupdate_single(p2)
1168         end
1169         end
1170         end
1171 end
1172
1173 --
1174 -- TNT (not functional)
1175 --
1176
1177 local TNT = {
1178         -- Static definition
1179         physical = true, -- Collides with things
1180         -- weight = 5,
1181         collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
1182         visual = "cube",
1183         textures = {"tnt_top.png","tnt_bottom.png","tnt_side.png","tnt_side.png","tnt_side.png","tnt_side.png"},
1184         -- Initial value for our timer
1185         timer = 0,
1186         -- Number of punches required to defuse
1187         health = 1,
1188         blinktimer = 0,
1189         blinkstatus = true,
1190 }
1191
1192 -- Called when a TNT object is created
1193 function TNT:on_activate(staticdata)
1194         print("TNT:on_activate()")
1195         self.object:setvelocity({x=0, y=4, z=0})
1196         self.object:setacceleration({x=0, y=-10, z=0})
1197         self.object:settexturemod("^[brighten")
1198 end
1199
1200 -- Called periodically
1201 function TNT:on_step(dtime)
1202         --print("TNT:on_step()")
1203         self.timer = self.timer + dtime
1204         self.blinktimer = self.blinktimer + dtime
1205         if self.blinktimer > 0.5 then
1206                 self.blinktimer = self.blinktimer - 0.5
1207                 if self.blinkstatus then
1208                         self.object:settexturemod("")
1209                 else
1210                         self.object:settexturemod("^[brighten")
1211                 end
1212                 self.blinkstatus = not self.blinkstatus
1213         end
1214 end
1215
1216 -- Called when object is punched
1217 function TNT:on_punch(hitter)
1218         print("TNT:on_punch()")
1219         self.health = self.health - 1
1220         if self.health <= 0 then
1221                 self.object:remove()
1222                 hitter:add_to_inventory("NodeItem TNT 1")
1223         end
1224 end
1225
1226 -- Called when object is right-clicked
1227 function TNT:on_rightclick(clicker)
1228         --pos = self.object:getpos()
1229         --pos = {x=pos.x, y=pos.y+0.1, z=pos.z}
1230         --self.object:moveto(pos, false)
1231 end
1232
1233 print("TNT dump: "..dump(TNT))
1234
1235 print("Registering TNT");
1236 minetest.register_entity("TNT", TNT)
1237
1238
1239 minetest.register_entity("testentity", {
1240         -- Static definition
1241         physical = true, -- Collides with things
1242         -- weight = 5,
1243         collisionbox = {-0.7,-1.35,-0.7, 0.7,1.0,0.7},
1244         --collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
1245         visual = "sprite",
1246         visual_size = {x=2, y=3},
1247         textures = {"dungeon_master.png^[makealpha:128,0,0^[makealpha:128,128,0"},
1248         spritediv = {x=6, y=5},
1249         initial_sprite_basepos = {x=0, y=0},
1250
1251         on_activate = function(self, staticdata)
1252                 print("testentity.on_activate")
1253                 self.object:setsprite({x=0,y=0}, 1, 0, true)
1254                 --self.object:setsprite({x=0,y=0}, 4, 0.3, true)
1255
1256                 -- Set gravity
1257                 self.object:setacceleration({x=0, y=-10, z=0})
1258                 -- Jump a bit upwards
1259                 self.object:setvelocity({x=0, y=10, z=0})
1260         end,
1261
1262         on_punch = function(self, hitter)
1263                 self.object:remove()
1264                 hitter:add_to_inventory('CraftItem testobject1 1')
1265         end,
1266 })
1267
1268 --
1269 -- Falling stuff
1270 --
1271
1272 function register_falling_node(nodename, texture)
1273         minetest.register_entity("falling_"..nodename, {
1274                 -- Static definition
1275                 physical = true,
1276                 collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
1277                 visual = "cube",
1278                 textures = {texture,texture,texture,texture,texture,texture},
1279                 -- State
1280                 -- Methods
1281                 on_step = function(self, dtime)
1282                         -- Set gravity
1283                         self.object:setacceleration({x=0, y=-10, z=0})
1284                         -- Turn to actual sand when collides to ground or just move
1285                         local pos = self.object:getpos()
1286                         local bcp = {x=pos.x, y=pos.y-0.7, z=pos.z} -- Position of bottom center point
1287                         local bcn = minetest.env:get_node(bcp)
1288                         if bcn.name ~= "air" then
1289                                 -- Turn to a sand node
1290                                 local np = {x=bcp.x, y=bcp.y+1, z=bcp.z}
1291                                 minetest.env:add_node(np, {name=nodename})
1292                                 self.object:remove()
1293                         else
1294                                 -- Do nothing
1295                         end
1296                 end
1297         })
1298 end
1299
1300 register_falling_node("sand", "sand.png")
1301 register_falling_node("gravel", "gravel.png")
1302
1303 --
1304 -- Global callbacks
1305 --
1306
1307 -- Global environment step function
1308 function on_step(dtime)
1309         -- print("on_step")
1310 end
1311 minetest.register_globalstep(on_step)
1312
1313 function on_placenode(p, node)
1314         print("on_placenode")
1315         nodeupdate(p)
1316 end
1317 minetest.register_on_placenode(on_placenode)
1318
1319 function on_dignode(p, node)
1320         print("on_dignode")
1321         nodeupdate(p)
1322 end
1323 minetest.register_on_dignode(on_dignode)
1324
1325 function on_punchnode(p, node)
1326         print("on_punchnode")
1327         if node.name == "TNT" then
1328                 minetest.env:remove_node(p)
1329                 minetest.env:add_luaentity(p, "TNT")
1330                 nodeupdate(p)
1331         end
1332 end
1333 minetest.register_on_punchnode(on_punchnode)
1334
1335 minetest.register_on_respawnplayer(function(player)
1336         print("on_respawnplayer")
1337         -- player:setpos({x=0, y=30, z=0})
1338         -- return true
1339 end)
1340
1341 minetest.register_on_generated(function(minp, maxp)
1342         --print("on_generated: minp="..dump(minp).." maxp="..dump(maxp))
1343         --cp = {x=(minp.x+maxp.x)/2, y=(minp.y+maxp.y)/2, z=(minp.z+maxp.z)/2}
1344         --minetest.env:add_node(cp, {name="sand"})
1345 end)
1346
1347 -- Example setting get
1348 print("setting max_users = " .. dump(minetest.setting_get("max_users")))
1349 print("setting asdf = " .. dump(minetest.setting_get("asdf")))
1350
1351 minetest.register_on_chat_message(function(name, message)
1352         print("on_chat_message: name="..dump(name).." message="..dump(message))
1353         local cmd = "/testcommand"
1354         if message:sub(0, #cmd) == cmd then
1355                 print(cmd.." invoked")
1356                 return true
1357         end
1358         local cmd = "/help"
1359         if message:sub(0, #cmd) == cmd then
1360                 print("script-overridden help command")
1361                 minetest.chat_send_all("script-overridden help command")
1362                 return true
1363         end
1364 end)
1365
1366 -- Grow papyrus on TNT every 10 seconds
1367 --[[minetest.register_abm({
1368         nodenames = {"TNT"},
1369         interval = 10.0,
1370         chance = 1,
1371         action = function(pos, node, active_object_count, active_object_count_wider)
1372                 print("TNT ABM action")
1373                 pos.y = pos.y + 1
1374                 minetest.env:add_node(pos, {name="papyrus"})
1375         end,
1376 })]]
1377
1378 -- Replace texts of alls signs with "foo" every 10 seconds
1379 --[[minetest.register_abm({
1380         nodenames = {"sign_wall"},
1381         interval = 10.0,
1382         chance = 1,
1383         action = function(pos, node, active_object_count, active_object_count_wider)
1384                 print("ABM: Sign text changed")
1385                 local meta = minetest.env:get_meta(pos)
1386                 meta:settext("foo")
1387         end,
1388 })]]
1389
1390 -- LuaNodeMetadata should support something like this
1391 --meta.setvar("somevariable", {x=0, y=0, z=0})
1392 --meta.getvar("somevariable") -> {x=0, y=0, z=0}
1393
1394 --
1395 -- Done, print some random stuff
1396 --
1397
1398 print("minetest.registered_entities:")
1399 dump2(minetest.registered_entities)
1400
1401 -- END