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#!/bin/bash |
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#/* |
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# openisis - an open implementation of the CDS/ISIS database |
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# Version 0.8.x (patchlevel see file Version) |
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# Copyright (C) 2001-2003 by Erik Grziwotz, erik@openisis.org |
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# |
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# This library is free software; you can redistribute it and/or |
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# modify it under the terms of the GNU Lesser General Public |
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# License as published by the Free Software Foundation; either |
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# version 2.1 of the License, or (at your option) any later version. |
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# |
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# This library 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 GNU |
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# Lesser General Public License for more details. |
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# |
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# You should have received a copy of the GNU Lesser General Public |
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# License along with this library; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# see README for more information |
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#EOH */ |
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# |
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# |
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CVSID='$Id: any2txt,v 1.4 2003/04/08 00:20:52 kripke Exp $' |
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# |
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# utility to convert several document types to text |
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# used for mail archiving |
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# similar to anytopnm |
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# |
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|
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# assumptions: |
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# filename is a name of the file in the current directory |
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# we are allowed to use any filename.* |
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# |
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|
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# return code: |
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# the lowest valued bit denotes that there is a plain version in filename.txt |
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# |
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# 0 file was fine text and is unmodified |
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# 1 file was sort of (non-iso,long-lined) text, plain version is filename.txt |
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# 2 file was formatted html text |
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# 3 file was formatted html text, plain version is filename.txt |
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# 4,5 likewise for pdf |
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# 6,7 likewise for rtf |
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# 8,9 likewise for doc (M$-w0rd) |
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# 16,17 file was mail text |
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# 32 gif image |
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# 34 jpg image |
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# 36 bmp image |
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# 38 png image |
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# 40 tiff image |
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# 46 other image |
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# ?? other |
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# 124 unknown |
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# 126 error |
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# |
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|
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verbose=false |
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|
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err () { |
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echo "$*" >&2 |
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exit 126 |
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} |
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|
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dewindoofy () { |
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tr '\200-\237' 'E?,f".+#^%S<Ö?Z??'\'\''""*--"Ts>ö?zY' |
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} |
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|
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echo "any2txt $* ($PWD)" >&2 |
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|
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while [ 1 -lt $# ]; do # shift options |
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case "$1" in |
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-v) verbose=true;; |
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-m) mtype="$2"; shift;; |
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esac |
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shift |
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done |
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|
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# if $verbose; then |
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# : |
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#else |
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# no output expected; so any output is error |
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exec >&2 |
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#fi |
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|
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filename="$1" |
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[ -f "$filename" -a -r "$filename" ] || err "'$filename' not readable" |
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|
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ftype="$(file -b "$filename")" |
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|
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code=124 |
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case "$ftype" in |
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*"mail text"*) |
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sed -e '1,/^$/d' <"$filename" >"$filename".txt |
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code=17 |
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;; |
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*HTML*) # maybe ASCII or ISO-8859 HTML document text, so check before ASCII |
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code=2 |
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lynx -dump -force_html -nolog "$filename" >"$filename".txt && code=3 |
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;; |
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*"Non-ISO extended-ASCII"*"long lines") # assume windows stuff |
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dewindoofy <"$filename" | fmt -s >"$filename".txt |
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code=1 |
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;; |
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*"Non-ISO extended-ASCII"*) # assume windows stuff |
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dewindoofy <"$filename" >"$filename".txt |
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code=1 |
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;; |
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ASCII*text*"long lines"|ISO-8859*text*"long lines") |
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fmt -s <"$filename" >"$filename".txt |
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code=1 |
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;; |
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ASCII*text*|ISO-8859*text*) |
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code=0 |
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;; |
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PDF*) |
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code=4 |
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pdftotext -raw "$filename" - >"$filename".txt && code=5 |
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;; |
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"Rich Text Format"*) |
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code=6 |
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unrtf --nopict --html "$filename" | lynx -dump -force_html -nolist /proc/self/fd/0 >"$filename".txt && code=7 |
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;; |
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"Microsoft Office Document"*) |
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code=8 |
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antiword "$filename" >"$filename".txt && code=9 |
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;; |
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*"GIF image"*) code=32;; |
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*"JPEG image"*) code=34;; |
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*"PC bitmap"*) code=36;; |
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*"PNG image"*) code=38;; |
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*"TIFF image"*) code=40;; |
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*image*) code=46;; |
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esac |
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|
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$verbose && echo "$filename: $ftype: $code" >&2 |
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|
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exit $code |