2020-01-18 23:17:09 +01:00
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#!/usr/bin/env bash
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# Utility to write over a PDF file pages
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# TODO Inkscape vodoo: Put the original in its own layer and skip when merging
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orig_path="$1"
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orig_dir="$(dirname "$orig_path")"
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orig_file="$(basename "$orig_path")"
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orig_ext="${orig_file##*.}"
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orig_name="${orig_file%.*}"
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wdir_file="${orig_name}_src.${orig_ext}"
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wdir_path="${orig_dir}/${wdir_file}"
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if [ -d "$wdir_path" ]
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then
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echo "Source directory $wdir_path found"
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2020-01-21 21:39:21 +01:00
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ls "${wdir_path}/"*"_og.pdf" | while read page_orig_path
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2020-01-18 23:17:09 +01:00
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do
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page_stmp_svg="$(echo "$page_orig_path" | sed 's|_og\.pdf$|_fg\.svg|')"
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page_stmp_pdf="$(echo "$page_orig_path" | sed 's|_og\.pdf$|_fg\.pdf|')"
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page_fin_pdf="$(echo "$page_orig_path" | sed 's|_og\.pdf$|_fin\.pdf|')"
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if [ -f "$page_stmp_svg" ]
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then
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echo "Processing $page_orig_path (applying stamp)"
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inkscape "$page_stmp_svg" --export-pdf "$page_stmp_pdf"
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pdftk "$page_orig_path" stamp "$page_stmp_pdf" output "$page_fin_pdf"
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else
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echo "Processing $page_orig_path (copying)"
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cp "$page_orig_path" "$page_fin_pdf"
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fi
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done
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echo "Merging everything back to ${orig_path}."
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2020-01-21 21:39:21 +01:00
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pdftk "${wdir_path}/"*"_fin.pdf" output "$orig_path"
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2020-01-18 23:17:09 +01:00
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echo "Deleting temporary files."
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2020-01-21 21:39:21 +01:00
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rm "${wdir_path}/"*"_fin.pdf" "${wdir_path}/"*"_fg.pdf"
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2020-01-18 23:17:09 +01:00
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echo "Done."
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elif [ -f "$orig_path" ]
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then
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if [ "$(file --mime-type --brief $orig_path)" != "application/pdf" ]
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then
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echo "${orig_path}: not a PDF file"
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exit 1
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fi
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echo "Creating source directory $wdir_path with original pages and template SVGs"
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mkdir "$wdir_path"
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pdftk "$orig_file" burst output "${wdir_path}/${orig_name}_%03d_og.pdf"
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2020-01-21 21:39:21 +01:00
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ls "${wdir_path}/"*"_og.pdf" | while read page_orig_path
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2020-01-18 23:17:09 +01:00
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do
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page_stmp_svg="$(echo "$page_orig_path" | sed 's|_og\.pdf$|_fg\.svg|')"
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echo "Processing $page_orig_path"
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inkscape "$page_orig_path" --export-plain-svg "$page_stmp_svg"
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done
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echo "Done. Make sure to edit in a a new layer in Inkscape and hide the original one."
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else
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echo "${orig_path}: no such file or directory"
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exit 1
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fi
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