15 lines
427 B
Plaintext
15 lines
427 B
Plaintext
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#!/bin/sh
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[ -z "$1" ] && echo "Give either a pdf file or a DOI as an argument." && exit
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if [ -f "$1" ]; then
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# Try to get DOI from pdfinfo or pdftotext output.
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doi=$(pdfinfo "$1" | grep -io "doi:.*") ||
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doi=$(pdftotext "$1" 2>/dev/null - | grep -io "doi:.*" -m 1) ||
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exit 1
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else
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doi="$1"
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fi
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# Check crossref.org for the bib citation.
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curl -s "https://api.crossref.org/works/$doi/transform/application/x-bibtex" -w "\\n"
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