author | Myhailo Danylenko <isbear@ukrpost.net> |
Tue, 21 Aug 2012 16:06:54 +0300 | |
changeset 133 | 57a18ccaf9ff |
parent 102 | f3d9d9e67ee4 |
permissions | -rw-r--r-- |
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#! /usr/bin/lua |
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--[[ Copyright 2010 Myhailo Danylenko |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. ]] |
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-- |
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-- Simple mime type detector |
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-- |
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local F = { } |
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local options = { |
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database = '/etc/mime.types', |
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default = 'application/octet-stream', |
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} |
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local db = { } |
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local h = io.open ( options['database'], 'r' ) |
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if not h then |
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print ( ("mime-type: error loading database from %s"):format ( options['database'] ) ) |
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else |
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for l in h:lines () do |
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local mtype, exts = l:match ( '^([%S]+)%s+(%S.*)$' ) |
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if mtype then |
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for ext in exts:gmatch ( '%S+' ) do |
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db[ext] = mtype |
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end |
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end |
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end |
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h:close () |
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end |
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function F.type ( filename ) |
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local ext = filename:match ( "^.-%.([%w%d]+)$" ) |
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if ext then |
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local mtype = db[ext] |
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if mtype then |
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return mtype |
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end |
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end |
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return options['default'] |
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end |
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return F |
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-- vim: se ts=4 sw=4: -- |