librime-lua-script/lua/conjunctive/filter.lua at main · shewer/librime-lua-script · GitHub

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#!/usr/bin/env lua

-- filter.lua

-- Distributed under terms of the MIT license.

local Env= require 'tools/env_api'

local List = require 'tools/list'

local Dict= require 'tools/dict'

local function load_dict( filename)

local fpath,path,filename = get_full_path(filename)

if not fpath then

Log(ERROR,'not found file from user_data or sharded_data',filename)

return

end

Log(INFO,"load dict .........",filename)

local t1=os.clock()

local dict= Dict( filename,path)

Log(INFO,"loaded dict .........",os.clock() - t1 )

if not dict then

Log(WARNING, __FILE__(),__LINE__(), "open dict faild", filename)

return

end

return dict

end

local F={}

function F.init(env)

Env(env)

local files = env:Config_get(env.name_space .. "/files")

local files = type(files) == "table" and files or {"essay.txt","essay_cn.txt"}

env.dict= load_dict( files[1] )

env.preedit= "[聯]"

env.max=8

env.weight=100

end

function F.fini(env)

end

function F.tags_match(seg,env)

return env.engine.context:get_option(env.name_space)

end

function F.func(input,env)

local context= env.engine.context

local history=context:get_property(env.name_space)

local list=List()

local comp_cand

for cand in input:iter() do

if cand.type == "completion" then

comp_cand= cand

break

end

if cand.type ~= "history" and #cand.text > 0 then list:push(cand) end

yield(cand)

end

-- conjunctive filter

list:each(function(elm)

local count = 0

for w,wt in env.dict:reduce_iter( history .. elm.text ) do

count = count +1

if wt >= env.weight and count < env.max then -- weight

local cand= Candidate( "history" , elm.start,elm._end, elm.text .. w, env.preedit )

if cand then

cand.preedit=elm.text .. w .. env.preedit

yield(cand)

end

end)

-- campletion cand

if comp_cand then yield(comp_cand) end

for ccand in input:iter() do

yield(ccand)

end

return F

librime-lua-script/lua/conjunctive/filter.lua at main · shewer/librime-lua-script · GitHub

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