44 lines
1.0 KiB
Bash
Executable File
44 lines
1.0 KiB
Bash
Executable File
#!/bin/bash
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if [ "$1" == "-h" ] ; then
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echo "
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spdf - search for a doi within a pdf. If found, print the doi and then use sdoi.sh to query pubmed and append a bibtex entry with the pdf to your local bib database file
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usage:
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spdf.sh file.pdf
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depends:
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pdftotext - from ghostscript or poppler or texlive ?
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defaults:
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See sdoi.sh
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"
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exit 0
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fi
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set -e #exit if an error
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# set -v -x -e #debugging
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#Setup defaults
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fn=$1
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#try to extract doi from pdf and retrieve a pubmed id
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#for 'DOI:' syntax
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# search for doi string between first page last page 10
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doi=$(pdftotext -q -f 1 -l 10 $fn - | grep -iE "doi:? ?/?10\." --max-count=1 | tr [:upper:] [:lower:] | sed -E "s|.*doi:? ?/?(10.+)|\1|")
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#for 'https://doi.org' syntax
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if [ -z "$doi" ]; then
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doi=$(pdftotext -q -f 1 -l 1 $fn - | grep -iE "doi\.org/10\." --max-count=1 | tr [:upper:] [:lower:] | sed -E "s|.+doi\.org/(10.+)|\1|")
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fi
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if [ -z "$doi" ]; then
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echo "doi not found"
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exit 1
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else
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echo $doi
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fi
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sdoi.sh $doi $fn
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