56 lines
947 B
Plaintext
56 lines
947 B
Plaintext
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#!/bin/sh
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#
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# See LICENSE for license details.
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#
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# This is based on:
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# https://github.com/revan/pptx2md
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#
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# The algorithm was simplified to the essence of what the ugly
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# pptx format is capable of. Microsoft amateurs are unable to use
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# XML properly.
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#
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# Requires: xml2tsv (git://bitreich.org/xml2tsv)
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#
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if [ $# -lt 1 ];
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then
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printf "usage: %s file.pptx\n" "$(basename "$0")" >&2
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exit 1
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fi
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pptxfile="$1"
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mdfile="$1.md"
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tmpdir="$(mktemp -u)"
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unzip -oq -d "${tmpdir}" "${pptxfile}"
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if [ $? -ne 0 ];
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then
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printf "Failed to extract %s.\n" "${pptxfile}"
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exit 1
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fi
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for slidefile in ${tmpdir}/ppt/slides/*.xml;
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do
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linenum=0
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cat "${slidefile}" \
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| xml2tsv 2>/dev/null \
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| grep a:r/a:t \
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| cut -s -f 2 \
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| while read -r line;
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do
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if [ $linenum -eq 0 ];
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then
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printf "## %s\n" "${line}" >> "${mdfile}"
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else
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printf "%s\n" "${line}" >> "${mdfile}"
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fi
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linenum=1
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done
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printf "\n" >> "${mdfile}"
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done
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rm -r "$tmpdir"
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exit 0
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