Bourne-Again shell script, ASCII text executable
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#!/bin/bash
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set -ueo pipefail
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FORCE_INKSCAPE="$(echo "${FORCE_INKSCAPE-False}" | tr '[:upper:]' '[:lower:]')"
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if [[ "${FORCE_INKSCAPE}" == "true" ]]; then
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RENDER_SVG=""
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else
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RENDER_SVG="$(command -v rendersvg)" || true
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fi
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INKSCAPE="$(command -v inkscape)" || true
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OPTIPNG="$(command -v optipng)" || true
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if [[ -n "${INKSCAPE}" ]]; then
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if "$INKSCAPE" --help | grep -e "--export-filename" > /dev/null; then
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EXPORT_FILE_OPTION="--export-filename"
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elif "$INKSCAPE" --help | grep -e "--export-file" > /dev/null; then
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EXPORT_FILE_OPTION="--export-file"
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elif "$INKSCAPE" --help | grep -e "--export-png" > /dev/null; then
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EXPORT_FILE_OPTION="--export-png"
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fi
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fi
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i="$1"
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echo "Rendering '$i.png'"
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if [[ -n "${RENDER_SVG}" ]]; then
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"$RENDER_SVG" --dpi 96 "$i.svg" "$i.png"
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else
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"$INKSCAPE" --export-dpi=96 "$EXPORT_FILE_OPTION=$i.png" "$i.svg" >/dev/null
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fi
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if [[ -n "${OPTIPNG}" ]]; then
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"$OPTIPNG" -o7 --quiet "$i.png"
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fi
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