zyppe/luasocket
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This commit is contained in:
Diego Nehab 2003-03-28 21:08:50 +00:00
parent 307603b24d
commit f18d1b7cd0
31 changed files with 163 additions and 77 deletions
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19
etc/dict.lua
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@ -1,12 +1,16 @@
-----------------------------------------------------------------------------
-- Little program to download DICT word definitions
-- LuaSocket 1.5 sample files
-----------------------------------------------------------------------------
function get_status(sock, valid)
local line, err = sock:receive()
local code, par
if not line then sock:close() return err end
_, _, code = strfind(line, "^(%d%d%d)")
_, _, code = string.find(line, "^(%d%d%d)")
code = tonumber(code)
if code ~= valid then return code end
if code == 150 then
_,_,_, par = strfind(line, "^(%d%d%d) (%d*)")
_,_,_, par = string.find(line, "^(%d%d%d) (%d*)")
par = tonumber(par)
end
return nil, par
@ -24,7 +28,7 @@ function get_def(sock)
end
function dict_open()
local sock, err = connect("dict.org", 2628)
local sock, err = socket.connect("dict.org", 2628)
if not sock then return nil, err end
sock:timeout(10)
local code, par = get_status(sock, 220)
@ -48,7 +52,7 @@ function dict_define(sock, word, dict)
end
code, par = get_status(sock, 250)
if code then return nil, code end
return gsub(defs, "%s%s$", "")
return string.gsub(defs, "%s%s$", "")
end
function dict_close(sock)
@ -65,3 +69,10 @@ function dict_get(word, dict)
dict_close(sock)
return defs, err
end
if arg and arg[1] then
defs, err = dict_get(arg[1], arg[2])
print(defs or err)
else
io.write("Usage:\n luasocket dict.lua <word> [<dictionary>]\n")
end