Cross-platform URL dispatcher. Neither smart nor safe. Use with care.

download.sh

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+#!/bin/bash
+
+# Config
+AGENT="Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8"
+TRANS_URL="http://baldwin-ipv4.uberzach.com:9091/transmission/rpc"
+TIMEOUT=10
+
+# Grab the input URLs
+URLS="`cat -`"
+
+# Choose an inter-file delay
+DELAY="${2}"
+if [ -z "${DELAY}" ]; then
+	DELAY=10
+fi
+
+# Move to the destination directory
+DEST="${1}"
+if [ -z "${DEST}" ]; then
+	DEST=~/Desktop
+fi
+cd "${DEST}"
+
+# Use Transmission if the URL is a magenet link
+if echo "${URLS}" | head -n 1 | grep -Eqi '^magnet:'; then
+	SESSION_ID=$(curl --silent --max-time "${TIMEOUT}" "${TRANS_URL}" | sed 's/.*<code>//g;s/<\/code>.*//g')
+	if [ -n "${SESSION_ID}" ]; then
+		SLEEP=0
+		IFS=$'\n'
+		for i in "${URLS}"; do
+			if [ $SLEEP -gt 0 ]; then sleep $SLEEP; fi
+			SLEEP="${DELAY}"
+			RESULT="`curl --silent --max-time "${TIMEOUT}" \
+				--header "${SESSION_ID}" "${TRANS_URL}" \
+				-d '{"method":"torrent-add", "arguments":{"paused": "false", "filename": "'${i}'"}}'`"
+			if ! echo "${RESULT}" | grep -q '"result":"success"'; then
+				exit 1
+			fi
+		done
+		exit 0
+	else
+		echo "Transmission not available for magnet link, falling back..." 1>&2
+	fi
+fi
+
+# Use "open" if the URLs aren't HTTP/HTTPS
+if ! echo "${URLS}" | head -n 1 | grep -Eqi '^http'; then
+	echo "${URLS}" | xargs -n 1 open
+	exit "${?}"
+fi
+
+# Download
+wget --quiet \
+	--connect-timeout "${TIMEOUT}" \
+	--wait "${DELAY}" --random-wait \
+	"--user-agent=${AGENT}" \
+	--continue \
+	--no-check-certificate \
+	--input-file -