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-- mod-version:2 -- lite-xl 2.0
local core = require "core"
local config = require "core.config"
local command = require "core.command"
local common = require "core.common"
local keymap = require "core.keymap"
-- This code use an adaptation of the rxi/console plugin code to
-- start commands.
local pending_threads = {}
local thread_active = false
local function push_output(str, opt)
-- By default we just ignore the output of a command.
-- print(">>OUTPUT:", str)
end
local function read_file(filename, offset)
local fp = io.open(filename, "rb")
fp:seek("set", offset or 0)
local res = fp:read("*a")
fp:close()
return res
end
local function write_file(filename, text)
local fp = io.open(filename, "w")
fp:write(text)
fp:close()
end
local function init_opt(opt)
local res = {
command = "",
arguments = {},
on_complete = function() end,
}
for k, v in pairs(res) do
res[k] = opt[k] or v
end
return res
end
local files = {
script = core.temp_filename(PLATFORM == "Windows" and ".bat"),
script2 = core.temp_filename(PLATFORM == "Windows" and ".bat"),
output = core.temp_filename(),
complete = core.temp_filename(),
}
local function command_run(opt)
opt = init_opt(opt)
local function thread()
-- init script file(s)
local args_quoted = {}
for i, arg in ipairs(opt.arguments) do args_quoted[i] = string.format("%q", arg) end
local args_concat = table.concat(args_quoted, " ")
local working_dir = opt.working_dir or "."
if PLATFORM == "Windows" then
write_file(files.script, string.format("%s %s\n", opt.command, args_concat))
write_file(files.script2, string.format([[
@echo off
cd %q
call %q >%q 2>&1
echo "" >%q
exit
]], working_dir, files.script, files.output, files.complete))
system.exec(string.format("call %q", files.script2))
else
write_file(files.script, string.format([[
cd %q
%s %s
touch %q
]], working_dir, opt.command, args_concat, files.complete))
system.exec(string.format("bash %q >%q 2>&1", files.script, files.output))
end
-- checks output file for change and reads
local last_size = 0
local function check_output_file()
if PLATFORM == "Windows" then
local fp = io.open(files.output)
if fp then fp:close() end
end
local info = system.get_file_info(files.output)
if info and info.size > last_size then
local text = read_file(files.output, last_size)
push_output(text, opt)
last_size = info.size
end
end
-- read output file until we get a file indicating completion
while not system.get_file_info(files.complete) do
check_output_file()
coroutine.yield(0.1)
end
check_output_file()
-- clean up and finish
for _, file in pairs(files) do
os.remove(file)
end
opt.on_complete()
-- handle pending thread
local pending = table.remove(pending_threads, 1)
if pending then
core.add_thread(pending)
else
thread_active = false
end
end
-- push/init thread
if thread_active then
table.insert(pending_threads, thread)
else
core.add_thread(thread)
thread_active = true
end
end
command.add("core.docview", {
["texcompile:tex-compile"] = function()
local av = core.active_view
-- The current (La)TeX file and path
local texname = av:get_name()
local texpath = common.dirname(av:get_filename())
-- Add in your user's config file something like:
--
-- config.texcompile = {
-- latex_command = "pdflatex",
-- view_command = "evince",
-- }
--
-- On windows you may use the full path for the command like:
--
-- latex_command = [[c:\miktex\miktex\bin\x64\pdflatex.exe]],
-- LaTeX compiler - is there any provided by the environment
local texcmd = config.texcompile and config.texcompile.latex_command
local viewcmd = config.texcompile and config.texcompile.view_command
if not texcmd then
core.log("No LaTeX compiler found")
else
core.log("LaTeX compiler is %s, compiling %s", texcmd, texname)
command_run {
command = texcmd,
arguments = { texname },
working_dir = texpath,
on_complete = function() core.log("Tex compiling command terminated.") end
}
local pdfname = texname:gsub("%.tex$", ".pdf")
command_run {
command = viewcmd,
arguments = { pdfname },
working_dir = texpath
}
end
end
})
keymap.add { ["ctrl+shift+t"] = "texcompile:tex-compile" }
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