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download-arxiv.sh
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#!/bin/bash | |
# A simple script for downloading files from the arXiv S3 bucket (s3://arxiv) | |
# | |
# Author: Behrang Saeedzadeh | |
# Copyright (c) 2019, Behrang Saeedzadeh | |
# All rights reserved. | |
# | |
# Redistribution and use in source and binary forms, with or without | |
# modification, are permitted provided that the following conditions are met: | |
# | |
# 1. Redistributions of source code must retain the above copyright notice, this | |
# list of conditions and the following disclaimer. | |
# 2. Redistributions in binary form must reproduce the above copyright notice, | |
# this list of conditions and the following disclaimer in the documentation | |
# and/or other materials provided with the distribution. | |
# | |
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | |
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR | |
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
# | |
# The views and conclusions contained in the software and documentation are those | |
# of the authors and should not be interpreted as representing official policies, | |
# either expressed or implied, of the download-arxiv.sh project. | |
set -eux | |
# | |
# Variable declarations | |
# | |
MANIFEST_FILENAME="arXiv_pdf_manifest.xml" | |
# | |
# Pre-conditions | |
# | |
if ! [ -x "$(command -v xmlstarlet)" ]; then | |
echo 'Error: xmlstarlet is not installed.' >&2 | |
exit 1 | |
fi | |
if ! [ -x "$(command -v aws)" ]; then | |
echo 'Error: aws is not installed.' >&2 | |
exit 1 | |
fi | |
# | |
# Main logic | |
# | |
aws s3 cp --request-payer requester \ | |
s3://arxiv/pdf/${MANIFEST_FILENAME} . | |
for filename in $(xmlstarlet sel -t -v "/arXivPDF/file/filename" ${MANIFEST_FILENAME}) | |
do | |
aws s3 cp --request-payer requester \ | |
s3://arxiv/${filename} . | |
done |
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