author | Mikael Berthe <mikael@lilotux.net> |
Tue, 01 Jun 2010 16:41:49 +0200 | |
changeset 42 | 99477d3c2dda |
parent 16 | 064a50911e05 |
child 66 | d9c00a9fe9d5 |
permissions | -rw-r--r-- |
0 | 1 |
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16
064a50911e05
Update command infrastructure
Mikael Berthe <mikael@lilotux.net>
parents:
2
diff
changeset
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2 |
local dict = { ["desc"] = "Dictionnary" } |
064a50911e05
Update command infrastructure
Mikael Berthe <mikael@lilotux.net>
parents:
2
diff
changeset
|
3 |
|
064a50911e05
Update command infrastructure
Mikael Berthe <mikael@lilotux.net>
parents:
2
diff
changeset
|
4 |
function dict.cmd (args) |
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if not args then return nil, "Give me a word, please" end |
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-- Be careful as we pass it as an argument to a shell command |
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local word = string.match(args, "^(%w+)[%s%?%.%!]*$") |
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if not word then return nil, "Can you repeat please?" end |
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local cmd = "/usr/bin/dict "..word.." 2> /dev/null" |
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local fh = io.popen(cmd) |
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result = fh:read("*a") -- read dict output |
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fh:close() |
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42
99477d3c2dda
Fix case where dict doesn't return anything
Mikael Berthe <mikael@lilotux.net>
parents:
16
diff
changeset
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if not result or result:match("^$") then return nil, "dict: No output" end |
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-- Sometimes dict outpur is ugly... Let's filter out whitespace. |
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result = result:gsub("[ \t]+\n", "\n"):gsub("\n\n\n+", "\n\n") |
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-- Trim trailing newlines |
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2
c7ac7b6a76e0
Small update to dict command
Mikael Berthe <mikael@lilotux.net>
parents:
0
diff
changeset
|
19 |
result = result:gsub("\n+$", "") |
c7ac7b6a76e0
Small update to dict command
Mikael Berthe <mikael@lilotux.net>
parents:
0
diff
changeset
|
20 |
return result |
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end |
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mcbot_register_command("dict", dict) |