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https://github.com/mt-mods/signs_lib.git
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Merge branch 'master' into nonascii
This commit is contained in:
Isidor Zeuner
commit
707f633f0d
26
API.md
26
API.md
@ -78,17 +78,11 @@ In this text, common terms such as `pos`, `node`, or `placer`/`digger` will not
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Default: `signs_lib.after_place_node`
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* `on_rightclick = function(pos)`
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* `on_rightclick = function(pos, node, player, itemstack, pointed_thing)`
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See below under "Main functions".
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Default: `signs_lib.construct_sign`
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* `on_construct = function(pos)`
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See below under "Main functions".
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Default: `signs_lib.construct_sign`
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Default: `signs_lib.rightclick_sign`
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* `on_destruct = function(pos)`
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@ -96,12 +90,6 @@ In this text, common terms such as `pos`, `node`, or `placer`/`digger` will not
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Default: `signs_lib.destruct_sign`
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* `on_receive_fields = function(pos, formname, fields, sender)`
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See below under "Main functions".
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Default: `signs_lib.receive_fields`
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* `on_punch = function(pos)`
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See below under "Main functions".
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@ -258,18 +246,14 @@ signs_lib.register_sign("basic_signs:sign_wall_glass", {
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* `locked`: if set to **true**, the sign's meta will be tweaked to indicate its ownership by the `placer`.
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* `signs_lib.construct_sign(pos)`
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* `signs_lib.rightclick_sign(pos, node, player, itemstack, pointed_thing)`
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Sets up the sign's formspec and infotext overlay.
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Open the default sign formspec, if the player has the `signslib_edit` privilege.
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* `signs_lib.destruct_sign(pos)`
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Deletes the sign's entity, if any, when the sign is dug.
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* `signs_lib.receive_fields(pos, formname, fields, sender)`
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This handles the text input and wide font on/off switch, logging any actions the user takes. Bails-out silently if the user is not allowed to edit the sign. See the standard Minetest lua_api.txt for details.
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* `signs_lib.update_sign(pos, fields)`
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If the sign's writable, this deletes any sign-related entities in the sign's node space, spawns a new one, and renders whatever text is in the sign's meta.
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@ -352,7 +336,7 @@ Supplying one or both of the following in the pole/post node's definition will c
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If supplied, this function will be run when the mod is looking for a normal vertical pole/post. Useful if the target node's orientation and/or shape determine what sides a sign can attach to. For example, [Pipeworks](https://forum.minetest.net/viewtopic.php?pid=27794) uses this to figure out if a sign can be attached to a tube or pipe, depending on the tube's/pipe's number of junctions, and on its orientation and that of the placed sign.
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* `def`: the placed sign's node defintion
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* `pole_pos`: the target node's position
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* `pole_pos`: the target node's position
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* `pole_node`: the target node itself
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* `pole_def`: its node definition
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@ -55,3 +55,9 @@ At present, only one command is defined:
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This will read through the list of currently-loaded blocks known to contain one or more signs, delete all entities found in each sign's node space, and respawn and re-render each from scratch.
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The list of loaded, sign-bearing blocks is created/populated by an LBM (and trimmed by this command if any listed blocks are found to have been unloaded).
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## Privileges
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* `signslib_edit`
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Allows to rotate signs and to open (and consequently edit) any default sign formspec.
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159
api.lua
159
api.lua
@ -2,6 +2,8 @@
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local S = signs_lib.gettext
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local function get_sign_formspec() end
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signs_lib.lbm_restore_nodes = {}
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signs_lib.old_fenceposts = {}
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signs_lib.old_fenceposts_replacement_signs = {}
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@ -348,10 +350,10 @@ local function file_exists(name, return_handle, mode)
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if (return_handle) then
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return f
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end
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io.close(f)
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return true
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else
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return false
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io.close(f)
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return true
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else
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return false
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end
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end
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@ -623,7 +625,7 @@ local function make_line_texture(line, lineno, pos, line_width, line_height, cwi
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table.insert(texture, (":%d,%d=%s"):format(xpos + ch.off, ypos, ch.tex))
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end
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table.insert(
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texture,
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texture,
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(":%d,%d="):format(xpos + word.w, ypos) .. char_tex(font_name, " ")
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)
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xpos = xpos + word.w + cwidth_tab[" "]
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@ -693,31 +695,12 @@ function signs_lib.split_lines_and_words(text)
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return lines
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end
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function signs_lib.construct_sign(pos)
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local form = "size[6,4]"..
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"textarea[0,-0.3;6.5,3;text;;${text}]"..
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"background[-0.5,-0.5;7,5;signs_lib_sign_bg.jpg]"
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local node = minetest.get_node(pos)
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local def = minetest.registered_items[node.name]
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local meta = minetest.get_meta(pos)
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function signs_lib.rightclick_sign(pos, node, player, itemstack, pointed_thing)
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if def.allow_widefont then
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local state = "off"
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if meta:get_int("widefont") == 1 then state = "on" end
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form = form.."label[1,3.4;Use wide font]"..
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"image_button[1.1,3.7;1,0.6;signs_lib_switch_"..
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state..".png;"..
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state..";;;false;signs_lib_switch_interm.png]"..
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"button_exit[3,3.4;2,1;ok;"..S("Write").."]"
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else
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form = form.."button_exit[2,3.4;2,1;ok;"..S("Write").."]"
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end
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if not signs_lib.can_modify(pos, player) then return end
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meta:set_string("formspec", form)
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local i = meta:get_string("infotext")
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if i == "" then -- it wasn't even set, so set it.
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meta:set_string("infotext", "")
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end
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player:get_meta():set_string("signslib:pos", minetest.pos_to_string(pos))
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minetest.show_formspec(player:get_player_name(), "signs_lib:sign", get_sign_formspec(pos, node.name))
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end
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function signs_lib.destruct_sign(pos)
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@ -737,6 +720,11 @@ end
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function signs_lib.update_sign(pos, fields)
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local meta = minetest.get_meta(pos)
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-- legacy udpate
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if meta:get_string("formspec") ~= "" then
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meta:set_string("formspec", "")
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end
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local text = fields and fields.text or meta:get_string("text")
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text = trim_input(text)
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@ -749,54 +737,19 @@ function signs_lib.update_sign(pos, fields)
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signs_lib.set_obj_text(pos, text)
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end
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function signs_lib.receive_fields(pos, formname, fields, sender)
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if not fields or not signs_lib.can_modify(pos, sender) then return end
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if fields.text and fields.ok then
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minetest.log("action", S("@1 wrote \"@2\" to sign at @3",
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(sender:get_player_name() or ""),
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fields.text:gsub('\\', '\\\\'):gsub("\n", "\\n"),
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minetest.pos_to_string(pos)
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))
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signs_lib.update_sign(pos, fields)
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elseif fields.on or fields.off then
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local node = minetest.get_node(pos)
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local meta = minetest.get_meta(pos)
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local change
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if fields.on and meta:get_int("widefont") == 1 then
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meta:set_int("widefont", 0)
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change = true
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elseif fields.off and meta:get_int("widefont") == 0 then
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meta:set_int("widefont", 1)
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change = true
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end
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if change then
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minetest.log("action", S("@1 flipped the wide-font switch to \"@2\" at @3",
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(sender:get_player_name() or ""),
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(fields.on and "off" or "on"),
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minetest.pos_to_string(pos)
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))
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signs_lib.construct_sign(pos)
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signs_lib.update_sign(pos, fields)
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end
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end
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end
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function signs_lib.can_modify(pos, player)
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local meta = minetest.get_meta(pos)
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local owner = meta:get_string("owner")
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local playername = player:get_player_name()
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if minetest.is_protected(pos, playername) then
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if minetest.is_protected(pos, playername) then
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minetest.record_protection_violation(pos, playername)
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return false
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end
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if owner == ""
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or playername == owner
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or (minetest.check_player_privs(playername, {sign_editor=true}))
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or (minetest.check_player_privs(playername, {signslib_edit=true}))
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or (playername == minetest.settings:get("name")) then
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return true
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end
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@ -961,10 +914,8 @@ function signs_lib.register_sign(name, raw_def)
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def.after_place_node = raw_def.after_place_node or signs_lib.after_place_node
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if raw_def.entity_info then
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def.on_rightclick = raw_def.on_rightclick or signs_lib.construct_sign
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def.on_construct = raw_def.on_construct or signs_lib.construct_sign
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def.on_rightclick = raw_def.on_rightclick or signs_lib.rightclick_sign
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def.on_destruct = raw_def.on_destruct or signs_lib.destruct_sign
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def.on_receive_fields = raw_def.on_receive_fields or signs_lib.receive_fields
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def.on_punch = raw_def.on_punch or signs_lib.update_sign
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def.number_of_lines = raw_def.number_of_lines or signs_lib.standard_lines
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def.horiz_scaling = raw_def.horiz_scaling or signs_lib.standard_hscale
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@ -1258,3 +1209,75 @@ minetest.register_chatcommand("regen_signs", {
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minetest.chat_send_player(player_name, "Finished.")
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end
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})
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minetest.register_privilege("signslib_edit", {})
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--
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-- local functions
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--
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function get_sign_formspec(pos, nodename)
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local meta = minetest.get_meta(pos)
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local txt = meta:get_string("text")
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local formspec = {
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"size[6,4]",
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"textarea[0,-0.3;6.5,3;text;;" .. minetest.formspec_escape(txt) .. "]",
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"background[-0.5,-0.5;7,5;signs_lib_sign_bg.jpg]",
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"button_exit[2,3.4;2,1;ok;" .. S("Write") .. "]"
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}
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if minetest.registered_nodes[nodename].allow_widefont then
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local state = "off"
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if meta:get_int("widefont") == 1 then state = "on" end
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formspec[5] = "label[0.5,3.4;Use wide font]"
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formspec[6] = "image_button[0.6,3.7;1,0.6;signs_lib_switch_" .. state .. ".png;"
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.. state .. ";;;false;signs_lib_switch_interm.png]"
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end
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return table.concat(formspec, "")
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end
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minetest.register_on_player_receive_fields(function(player, formname, fields)
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if formname ~= "signs_lib:sign" then return end
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local pos_string = player:get_meta():get_string("signslib:pos")
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local pos = minetest.string_to_pos(pos_string)
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local playername = player:get_player_name()
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if fields.text and fields.ok then
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minetest.log("action", S("@1 wrote \"@2\" to sign at @3",
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(playername or ""),
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fields.text:gsub('\\', '\\\\'):gsub("\n", "\\n"),
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pos_string
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))
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signs_lib.update_sign(pos, fields)
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elseif fields.on or fields.off then
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local node = minetest.get_node(pos)
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local meta = minetest.get_meta(pos)
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local change
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if fields.on and meta:get_int("widefont") == 1 then
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meta:set_int("widefont", 0)
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change = true
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elseif fields.off and meta:get_int("widefont") == 0 then
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meta:set_int("widefont", 1)
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change = true
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end
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if change then
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minetest.log("action", S("@1 flipped the wide-font switch to \"@2\" at @3",
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(playername or ""),
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(fields.on and "off" or "on"),
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minetest.pos_to_string(pos)
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))
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signs_lib.update_sign(pos, fields)
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minetest.show_formspec(playername, "signs_lib:sign", get_sign_formspec(pos, node.name))
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end
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end
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end)
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