49 lines
1.3 KiB
Plaintext
49 lines
1.3 KiB
Plaintext
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#!/bin/sh
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if test $# -ne 1; then
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printf "Resolves a wetransfer.com link to a direct download one\n"
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printf "Usage: %s URL\n" "$0"
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exit 1
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fi
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download_url=$1
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main_url=https://wetransfer.com/
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api_url=https://wetransfer.com/api/v4/transfers
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# resolve short URL
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case $download_url in
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https://we.tl/*) download_url=$(curl -I "$download_url" | sed -n 's/Location: \(.*\)/\1/p')
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esac
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# grab a CSRF token
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token=$(curl -s "$main_url" | sed -n 's/.*name="csrf-token" content="\([^"]\+\)".*/\1/p' )
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# unpack the URL components
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set -- $(echo "$download_url" | sed 's@.*downloads@@; s@/@ @g')
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if test $# -eq 3; then
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transfer_id=$1; recipient_id=$2; security_hash=$3
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elif test $# -eq 2; then
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transfer_id=$1; security_hash=$2
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else
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echo "unknown URL format"
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exit 1
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fi
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# build the request payload
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data=$(cat <<EOF
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{ "intent": "entire_transfer",
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"security_hash": "${security_hash}",
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"recipient_id": "${recipient_id}"
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}
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EOF
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)
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# do a fake AJAX and extract the direct link
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curl -s "${api_url}/${transfer_id}/download" \
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-X POST \
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-H "Content-Type: application/json; charset=utf-8" \
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-H "x-requested-with: XMLHttpRequest" \
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-H "x-csrf-token: ${token}" \
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-d "$data" \
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| sed -n 's/.*"direct_link": "\([^"]\+\)".*/\1/p'
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